diff --git a/llvm/test/CodeGen/RISCV/rvv/vfwredosum-rv32.ll b/llvm/test/CodeGen/RISCV/rvv/vfwredosum-rv32.ll
--- a/llvm/test/CodeGen/RISCV/rvv/vfwredosum-rv32.ll
+++ b/llvm/test/CodeGen/RISCV/rvv/vfwredosum-rv32.ll
@@ -1,5 +1,215 @@
-; RUN: llc -mtriple=riscv32 -mattr=+experimental-v,+f,+experimental-zfh -verify-machineinstrs \
+; RUN: llc -mtriple=riscv32 -mattr=+experimental-v,+d,+experimental-zfh -verify-machineinstrs \
 ; RUN:   --riscv-no-aliases < %s | FileCheck %s
+declare <vscale x 2 x float> @llvm.riscv.vfwredosum.nxv2f32.nxv1f16(
+  <vscale x 2 x float>,
+  <vscale x 1 x half>,
+  <vscale x 2 x float>,
+  i32);
+
+define <vscale x 2 x float> @intrinsic_vfwredosum_vs_nxv2f32_nxv1f16_nxv2f32(<vscale x 2 x float> %0, <vscale x 1 x half> %1, <vscale x 2 x float> %2, i32 %3) nounwind {
+entry:
+; CHECK-LABEL: intrinsic_vfwredosum_vs_nxv2f32_nxv1f16_nxv2f32
+; CHECK:       vsetvli {{.*}}, {{a[0-9]+}}, e16,mf4,ta,mu
+; CHECK:       vfwredosum.vs {{v[0-9]+}}, {{v[0-9]+}}, {{v[0-9]+}}
+  %a = call <vscale x 2 x float> @llvm.riscv.vfwredosum.nxv2f32.nxv1f16(
+    <vscale x 2 x float> %0,
+    <vscale x 1 x half> %1,
+    <vscale x 2 x float> %2,
+    i32 %3)
+
+  ret <vscale x 2 x float> %a
+}
+
+declare <vscale x 2 x float> @llvm.riscv.vfwredosum.mask.nxv2f32.nxv1f16.nxv2f32(
+  <vscale x 2 x float>,
+  <vscale x 1 x half>,
+  <vscale x 2 x float>,
+  <vscale x 1 x i1>,
+  i32);
+
+define <vscale x 2 x float> @intrinsic_vfwredosum_mask_vs_nxv2f32_nxv1f16_nxv2f32(<vscale x 2 x float> %0, <vscale x 1 x half> %1, <vscale x 2 x float> %2, <vscale x 1 x i1> %3, i32 %4) nounwind {
+entry:
+; CHECK-LABEL: intrinsic_vfwredosum_mask_vs_nxv2f32_nxv1f16_nxv2f32
+; CHECK:       vsetvli {{.*}}, {{a[0-9]+}}, e16,mf4,ta,mu
+; CHECK:       vfwredosum.vs {{v[0-9]+}}, {{v[0-9]+}}, {{v[0-9]+}}, v0.t
+  %a = call <vscale x 2 x float> @llvm.riscv.vfwredosum.mask.nxv2f32.nxv1f16.nxv2f32(
+    <vscale x 2 x float> %0,
+    <vscale x 1 x half> %1,
+    <vscale x 2 x float> %2,
+    <vscale x 1 x i1> %3,
+    i32 %4)
+
+  ret <vscale x 2 x float> %a
+}
+
+declare <vscale x 2 x float> @llvm.riscv.vfwredosum.nxv2f32.nxv2f16(
+  <vscale x 2 x float>,
+  <vscale x 2 x half>,
+  <vscale x 2 x float>,
+  i32);
+
+define <vscale x 2 x float> @intrinsic_vfwredosum_vs_nxv2f32_nxv2f16_nxv2f32(<vscale x 2 x float> %0, <vscale x 2 x half> %1, <vscale x 2 x float> %2, i32 %3) nounwind {
+entry:
+; CHECK-LABEL: intrinsic_vfwredosum_vs_nxv2f32_nxv2f16_nxv2f32
+; CHECK:       vsetvli {{.*}}, {{a[0-9]+}}, e16,mf2,ta,mu
+; CHECK:       vfwredosum.vs {{v[0-9]+}}, {{v[0-9]+}}, {{v[0-9]+}}
+  %a = call <vscale x 2 x float> @llvm.riscv.vfwredosum.nxv2f32.nxv2f16(
+    <vscale x 2 x float> %0,
+    <vscale x 2 x half> %1,
+    <vscale x 2 x float> %2,
+    i32 %3)
+
+  ret <vscale x 2 x float> %a
+}
+
+declare <vscale x 2 x float> @llvm.riscv.vfwredosum.mask.nxv2f32.nxv2f16.nxv2f32(
+  <vscale x 2 x float>,
+  <vscale x 2 x half>,
+  <vscale x 2 x float>,
+  <vscale x 2 x i1>,
+  i32);
+
+define <vscale x 2 x float> @intrinsic_vfwredosum_mask_vs_nxv2f32_nxv2f16_nxv2f32(<vscale x 2 x float> %0, <vscale x 2 x half> %1, <vscale x 2 x float> %2, <vscale x 2 x i1> %3, i32 %4) nounwind {
+entry:
+; CHECK-LABEL: intrinsic_vfwredosum_mask_vs_nxv2f32_nxv2f16_nxv2f32
+; CHECK:       vsetvli {{.*}}, {{a[0-9]+}}, e16,mf2,ta,mu
+; CHECK:       vfwredosum.vs {{v[0-9]+}}, {{v[0-9]+}}, {{v[0-9]+}}, v0.t
+  %a = call <vscale x 2 x float> @llvm.riscv.vfwredosum.mask.nxv2f32.nxv2f16.nxv2f32(
+    <vscale x 2 x float> %0,
+    <vscale x 2 x half> %1,
+    <vscale x 2 x float> %2,
+    <vscale x 2 x i1> %3,
+    i32 %4)
+
+  ret <vscale x 2 x float> %a
+}
+
+declare <vscale x 2 x float> @llvm.riscv.vfwredosum.nxv2f32.nxv4f16(
+  <vscale x 2 x float>,
+  <vscale x 4 x half>,
+  <vscale x 2 x float>,
+  i32);
+
+define <vscale x 2 x float> @intrinsic_vfwredosum_vs_nxv2f32_nxv4f16_nxv2f32(<vscale x 2 x float> %0, <vscale x 4 x half> %1, <vscale x 2 x float> %2, i32 %3) nounwind {
+entry:
+; CHECK-LABEL: intrinsic_vfwredosum_vs_nxv2f32_nxv4f16_nxv2f32
+; CHECK:       vsetvli {{.*}}, {{a[0-9]+}}, e16,m1,ta,mu
+; CHECK:       vfwredosum.vs {{v[0-9]+}}, {{v[0-9]+}}, {{v[0-9]+}}
+  %a = call <vscale x 2 x float> @llvm.riscv.vfwredosum.nxv2f32.nxv4f16(
+    <vscale x 2 x float> %0,
+    <vscale x 4 x half> %1,
+    <vscale x 2 x float> %2,
+    i32 %3)
+
+  ret <vscale x 2 x float> %a
+}
+
+declare <vscale x 2 x float> @llvm.riscv.vfwredosum.mask.nxv2f32.nxv4f16.nxv2f32(
+  <vscale x 2 x float>,
+  <vscale x 4 x half>,
+  <vscale x 2 x float>,
+  <vscale x 4 x i1>,
+  i32);
+
+define <vscale x 2 x float> @intrinsic_vfwredosum_mask_vs_nxv2f32_nxv4f16_nxv2f32(<vscale x 2 x float> %0, <vscale x 4 x half> %1, <vscale x 2 x float> %2, <vscale x 4 x i1> %3, i32 %4) nounwind {
+entry:
+; CHECK-LABEL: intrinsic_vfwredosum_mask_vs_nxv2f32_nxv4f16_nxv2f32
+; CHECK:       vsetvli {{.*}}, {{a[0-9]+}}, e16,m1,ta,mu
+; CHECK:       vfwredosum.vs {{v[0-9]+}}, {{v[0-9]+}}, {{v[0-9]+}}, v0.t
+  %a = call <vscale x 2 x float> @llvm.riscv.vfwredosum.mask.nxv2f32.nxv4f16.nxv2f32(
+    <vscale x 2 x float> %0,
+    <vscale x 4 x half> %1,
+    <vscale x 2 x float> %2,
+    <vscale x 4 x i1> %3,
+    i32 %4)
+
+  ret <vscale x 2 x float> %a
+}
+
+declare <vscale x 2 x float> @llvm.riscv.vfwredosum.nxv2f32.nxv8f16(
+  <vscale x 2 x float>,
+  <vscale x 8 x half>,
+  <vscale x 2 x float>,
+  i32);
+
+define <vscale x 2 x float> @intrinsic_vfwredosum_vs_nxv2f32_nxv8f16_nxv2f32(<vscale x 2 x float> %0, <vscale x 8 x half> %1, <vscale x 2 x float> %2, i32 %3) nounwind {
+entry:
+; CHECK-LABEL: intrinsic_vfwredosum_vs_nxv2f32_nxv8f16_nxv2f32
+; CHECK:       vsetvli {{.*}}, {{a[0-9]+}}, e16,m2,ta,mu
+; CHECK:       vfwredosum.vs {{v[0-9]+}}, {{v[0-9]+}}, {{v[0-9]+}}
+  %a = call <vscale x 2 x float> @llvm.riscv.vfwredosum.nxv2f32.nxv8f16(
+    <vscale x 2 x float> %0,
+    <vscale x 8 x half> %1,
+    <vscale x 2 x float> %2,
+    i32 %3)
+
+  ret <vscale x 2 x float> %a
+}
+
+declare <vscale x 2 x float> @llvm.riscv.vfwredosum.mask.nxv2f32.nxv8f16.nxv2f32(
+  <vscale x 2 x float>,
+  <vscale x 8 x half>,
+  <vscale x 2 x float>,
+  <vscale x 8 x i1>,
+  i32);
+
+define <vscale x 2 x float> @intrinsic_vfwredosum_mask_vs_nxv2f32_nxv8f16_nxv2f32(<vscale x 2 x float> %0, <vscale x 8 x half> %1, <vscale x 2 x float> %2, <vscale x 8 x i1> %3, i32 %4) nounwind {
+entry:
+; CHECK-LABEL: intrinsic_vfwredosum_mask_vs_nxv2f32_nxv8f16_nxv2f32
+; CHECK:       vsetvli {{.*}}, {{a[0-9]+}}, e16,m2,ta,mu
+; CHECK:       vfwredosum.vs {{v[0-9]+}}, {{v[0-9]+}}, {{v[0-9]+}}, v0.t
+  %a = call <vscale x 2 x float> @llvm.riscv.vfwredosum.mask.nxv2f32.nxv8f16.nxv2f32(
+    <vscale x 2 x float> %0,
+    <vscale x 8 x half> %1,
+    <vscale x 2 x float> %2,
+    <vscale x 8 x i1> %3,
+    i32 %4)
+
+  ret <vscale x 2 x float> %a
+}
+
+declare <vscale x 2 x float> @llvm.riscv.vfwredosum.nxv2f32.nxv16f16(
+  <vscale x 2 x float>,
+  <vscale x 16 x half>,
+  <vscale x 2 x float>,
+  i32);
+
+define <vscale x 2 x float> @intrinsic_vfwredosum_vs_nxv2f32_nxv16f16_nxv2f32(<vscale x 2 x float> %0, <vscale x 16 x half> %1, <vscale x 2 x float> %2, i32 %3) nounwind {
+entry:
+; CHECK-LABEL: intrinsic_vfwredosum_vs_nxv2f32_nxv16f16_nxv2f32
+; CHECK:       vsetvli {{.*}}, {{a[0-9]+}}, e16,m4,ta,mu
+; CHECK:       vfwredosum.vs {{v[0-9]+}}, {{v[0-9]+}}, {{v[0-9]+}}
+  %a = call <vscale x 2 x float> @llvm.riscv.vfwredosum.nxv2f32.nxv16f16(
+    <vscale x 2 x float> %0,
+    <vscale x 16 x half> %1,
+    <vscale x 2 x float> %2,
+    i32 %3)
+
+  ret <vscale x 2 x float> %a
+}
+
+declare <vscale x 2 x float> @llvm.riscv.vfwredosum.mask.nxv2f32.nxv16f16.nxv2f32(
+  <vscale x 2 x float>,
+  <vscale x 16 x half>,
+  <vscale x 2 x float>,
+  <vscale x 16 x i1>,
+  i32);
+
+define <vscale x 2 x float> @intrinsic_vfwredosum_mask_vs_nxv2f32_nxv16f16_nxv2f32(<vscale x 2 x float> %0, <vscale x 16 x half> %1, <vscale x 2 x float> %2, <vscale x 16 x i1> %3, i32 %4) nounwind {
+entry:
+; CHECK-LABEL: intrinsic_vfwredosum_mask_vs_nxv2f32_nxv16f16_nxv2f32
+; CHECK:       vsetvli {{.*}}, {{a[0-9]+}}, e16,m4,ta,mu
+; CHECK:       vfwredosum.vs {{v[0-9]+}}, {{v[0-9]+}}, {{v[0-9]+}}, v0.t
+  %a = call <vscale x 2 x float> @llvm.riscv.vfwredosum.mask.nxv2f32.nxv16f16.nxv2f32(
+    <vscale x 2 x float> %0,
+    <vscale x 16 x half> %1,
+    <vscale x 2 x float> %2,
+    <vscale x 16 x i1> %3,
+    i32 %4)
+
+  ret <vscale x 2 x float> %a
+}
+
 declare <vscale x 2 x float> @llvm.riscv.vfwredosum.nxv2f32.nxv32f16(
   <vscale x 2 x float>,
   <vscale x 32 x half>,
@@ -41,3 +251,213 @@
 
   ret <vscale x 2 x float> %a
 }
+
+declare <vscale x 1 x double> @llvm.riscv.vfwredosum.nxv1f64.nxv1f32(
+  <vscale x 1 x double>,
+  <vscale x 1 x float>,
+  <vscale x 1 x double>,
+  i32);
+
+define <vscale x 1 x double> @intrinsic_vfwredosum_vs_nxv1f64_nxv1f32_nxv1f64(<vscale x 1 x double> %0, <vscale x 1 x float> %1, <vscale x 1 x double> %2, i32 %3) nounwind {
+entry:
+; CHECK-LABEL: intrinsic_vfwredosum_vs_nxv1f64_nxv1f32_nxv1f64
+; CHECK:       vsetvli {{.*}}, {{a[0-9]+}}, e32,mf2,ta,mu
+; CHECK:       vfwredosum.vs {{v[0-9]+}}, {{v[0-9]+}}, {{v[0-9]+}}
+  %a = call <vscale x 1 x double> @llvm.riscv.vfwredosum.nxv1f64.nxv1f32(
+    <vscale x 1 x double> %0,
+    <vscale x 1 x float> %1,
+    <vscale x 1 x double> %2,
+    i32 %3)
+
+  ret <vscale x 1 x double> %a
+}
+
+declare <vscale x 1 x double> @llvm.riscv.vfwredosum.mask.nxv1f64.nxv1f32.nxv1f64(
+  <vscale x 1 x double>,
+  <vscale x 1 x float>,
+  <vscale x 1 x double>,
+  <vscale x 1 x i1>,
+  i32);
+
+define <vscale x 1 x double> @intrinsic_vfwredosum_mask_vs_nxv1f64_nxv1f32_nxv1f64(<vscale x 1 x double> %0, <vscale x 1 x float> %1, <vscale x 1 x double> %2, <vscale x 1 x i1> %3, i32 %4) nounwind {
+entry:
+; CHECK-LABEL: intrinsic_vfwredosum_mask_vs_nxv1f64_nxv1f32_nxv1f64
+; CHECK:       vsetvli {{.*}}, {{a[0-9]+}}, e32,mf2,ta,mu
+; CHECK:       vfwredosum.vs {{v[0-9]+}}, {{v[0-9]+}}, {{v[0-9]+}}, v0.t
+  %a = call <vscale x 1 x double> @llvm.riscv.vfwredosum.mask.nxv1f64.nxv1f32.nxv1f64(
+    <vscale x 1 x double> %0,
+    <vscale x 1 x float> %1,
+    <vscale x 1 x double> %2,
+    <vscale x 1 x i1> %3,
+    i32 %4)
+
+  ret <vscale x 1 x double> %a
+}
+
+declare <vscale x 1 x double> @llvm.riscv.vfwredosum.nxv1f64.nxv2f32(
+  <vscale x 1 x double>,
+  <vscale x 2 x float>,
+  <vscale x 1 x double>,
+  i32);
+
+define <vscale x 1 x double> @intrinsic_vfwredosum_vs_nxv1f64_nxv2f32_nxv1f64(<vscale x 1 x double> %0, <vscale x 2 x float> %1, <vscale x 1 x double> %2, i32 %3) nounwind {
+entry:
+; CHECK-LABEL: intrinsic_vfwredosum_vs_nxv1f64_nxv2f32_nxv1f64
+; CHECK:       vsetvli {{.*}}, {{a[0-9]+}}, e32,m1,ta,mu
+; CHECK:       vfwredosum.vs {{v[0-9]+}}, {{v[0-9]+}}, {{v[0-9]+}}
+  %a = call <vscale x 1 x double> @llvm.riscv.vfwredosum.nxv1f64.nxv2f32(
+    <vscale x 1 x double> %0,
+    <vscale x 2 x float> %1,
+    <vscale x 1 x double> %2,
+    i32 %3)
+
+  ret <vscale x 1 x double> %a
+}
+
+declare <vscale x 1 x double> @llvm.riscv.vfwredosum.mask.nxv1f64.nxv2f32.nxv1f64(
+  <vscale x 1 x double>,
+  <vscale x 2 x float>,
+  <vscale x 1 x double>,
+  <vscale x 2 x i1>,
+  i32);
+
+define <vscale x 1 x double> @intrinsic_vfwredosum_mask_vs_nxv1f64_nxv2f32_nxv1f64(<vscale x 1 x double> %0, <vscale x 2 x float> %1, <vscale x 1 x double> %2, <vscale x 2 x i1> %3, i32 %4) nounwind {
+entry:
+; CHECK-LABEL: intrinsic_vfwredosum_mask_vs_nxv1f64_nxv2f32_nxv1f64
+; CHECK:       vsetvli {{.*}}, {{a[0-9]+}}, e32,m1,ta,mu
+; CHECK:       vfwredosum.vs {{v[0-9]+}}, {{v[0-9]+}}, {{v[0-9]+}}, v0.t
+  %a = call <vscale x 1 x double> @llvm.riscv.vfwredosum.mask.nxv1f64.nxv2f32.nxv1f64(
+    <vscale x 1 x double> %0,
+    <vscale x 2 x float> %1,
+    <vscale x 1 x double> %2,
+    <vscale x 2 x i1> %3,
+    i32 %4)
+
+  ret <vscale x 1 x double> %a
+}
+
+declare <vscale x 1 x double> @llvm.riscv.vfwredosum.nxv1f64.nxv4f32(
+  <vscale x 1 x double>,
+  <vscale x 4 x float>,
+  <vscale x 1 x double>,
+  i32);
+
+define <vscale x 1 x double> @intrinsic_vfwredosum_vs_nxv1f64_nxv4f32_nxv1f64(<vscale x 1 x double> %0, <vscale x 4 x float> %1, <vscale x 1 x double> %2, i32 %3) nounwind {
+entry:
+; CHECK-LABEL: intrinsic_vfwredosum_vs_nxv1f64_nxv4f32_nxv1f64
+; CHECK:       vsetvli {{.*}}, {{a[0-9]+}}, e32,m2,ta,mu
+; CHECK:       vfwredosum.vs {{v[0-9]+}}, {{v[0-9]+}}, {{v[0-9]+}}
+  %a = call <vscale x 1 x double> @llvm.riscv.vfwredosum.nxv1f64.nxv4f32(
+    <vscale x 1 x double> %0,
+    <vscale x 4 x float> %1,
+    <vscale x 1 x double> %2,
+    i32 %3)
+
+  ret <vscale x 1 x double> %a
+}
+
+declare <vscale x 1 x double> @llvm.riscv.vfwredosum.mask.nxv1f64.nxv4f32.nxv1f64(
+  <vscale x 1 x double>,
+  <vscale x 4 x float>,
+  <vscale x 1 x double>,
+  <vscale x 4 x i1>,
+  i32);
+
+define <vscale x 1 x double> @intrinsic_vfwredosum_mask_vs_nxv1f64_nxv4f32_nxv1f64(<vscale x 1 x double> %0, <vscale x 4 x float> %1, <vscale x 1 x double> %2, <vscale x 4 x i1> %3, i32 %4) nounwind {
+entry:
+; CHECK-LABEL: intrinsic_vfwredosum_mask_vs_nxv1f64_nxv4f32_nxv1f64
+; CHECK:       vsetvli {{.*}}, {{a[0-9]+}}, e32,m2,ta,mu
+; CHECK:       vfwredosum.vs {{v[0-9]+}}, {{v[0-9]+}}, {{v[0-9]+}}, v0.t
+  %a = call <vscale x 1 x double> @llvm.riscv.vfwredosum.mask.nxv1f64.nxv4f32.nxv1f64(
+    <vscale x 1 x double> %0,
+    <vscale x 4 x float> %1,
+    <vscale x 1 x double> %2,
+    <vscale x 4 x i1> %3,
+    i32 %4)
+
+  ret <vscale x 1 x double> %a
+}
+
+declare <vscale x 1 x double> @llvm.riscv.vfwredosum.nxv1f64.nxv8f32(
+  <vscale x 1 x double>,
+  <vscale x 8 x float>,
+  <vscale x 1 x double>,
+  i32);
+
+define <vscale x 1 x double> @intrinsic_vfwredosum_vs_nxv1f64_nxv8f32_nxv1f64(<vscale x 1 x double> %0, <vscale x 8 x float> %1, <vscale x 1 x double> %2, i32 %3) nounwind {
+entry:
+; CHECK-LABEL: intrinsic_vfwredosum_vs_nxv1f64_nxv8f32_nxv1f64
+; CHECK:       vsetvli {{.*}}, {{a[0-9]+}}, e32,m4,ta,mu
+; CHECK:       vfwredosum.vs {{v[0-9]+}}, {{v[0-9]+}}, {{v[0-9]+}}
+  %a = call <vscale x 1 x double> @llvm.riscv.vfwredosum.nxv1f64.nxv8f32(
+    <vscale x 1 x double> %0,
+    <vscale x 8 x float> %1,
+    <vscale x 1 x double> %2,
+    i32 %3)
+
+  ret <vscale x 1 x double> %a
+}
+
+declare <vscale x 1 x double> @llvm.riscv.vfwredosum.mask.nxv1f64.nxv8f32.nxv1f64(
+  <vscale x 1 x double>,
+  <vscale x 8 x float>,
+  <vscale x 1 x double>,
+  <vscale x 8 x i1>,
+  i32);
+
+define <vscale x 1 x double> @intrinsic_vfwredosum_mask_vs_nxv1f64_nxv8f32_nxv1f64(<vscale x 1 x double> %0, <vscale x 8 x float> %1, <vscale x 1 x double> %2, <vscale x 8 x i1> %3, i32 %4) nounwind {
+entry:
+; CHECK-LABEL: intrinsic_vfwredosum_mask_vs_nxv1f64_nxv8f32_nxv1f64
+; CHECK:       vsetvli {{.*}}, {{a[0-9]+}}, e32,m4,ta,mu
+; CHECK:       vfwredosum.vs {{v[0-9]+}}, {{v[0-9]+}}, {{v[0-9]+}}, v0.t
+  %a = call <vscale x 1 x double> @llvm.riscv.vfwredosum.mask.nxv1f64.nxv8f32.nxv1f64(
+    <vscale x 1 x double> %0,
+    <vscale x 8 x float> %1,
+    <vscale x 1 x double> %2,
+    <vscale x 8 x i1> %3,
+    i32 %4)
+
+  ret <vscale x 1 x double> %a
+}
+
+declare <vscale x 1 x double> @llvm.riscv.vfwredosum.nxv1f64.nxv16f32(
+  <vscale x 1 x double>,
+  <vscale x 16 x float>,
+  <vscale x 1 x double>,
+  i32);
+
+define <vscale x 1 x double> @intrinsic_vfwredosum_vs_nxv1f64_nxv16f32_nxv1f64(<vscale x 1 x double> %0, <vscale x 16 x float> %1, <vscale x 1 x double> %2, i32 %3) nounwind {
+entry:
+; CHECK-LABEL: intrinsic_vfwredosum_vs_nxv1f64_nxv16f32_nxv1f64
+; CHECK:       vsetvli {{.*}}, {{a[0-9]+}}, e32,m8,ta,mu
+; CHECK:       vfwredosum.vs {{v[0-9]+}}, {{v[0-9]+}}, {{v[0-9]+}}
+  %a = call <vscale x 1 x double> @llvm.riscv.vfwredosum.nxv1f64.nxv16f32(
+    <vscale x 1 x double> %0,
+    <vscale x 16 x float> %1,
+    <vscale x 1 x double> %2,
+    i32 %3)
+
+  ret <vscale x 1 x double> %a
+}
+
+declare <vscale x 1 x double> @llvm.riscv.vfwredosum.mask.nxv1f64.nxv16f32.nxv1f64(
+  <vscale x 1 x double>,
+  <vscale x 16 x float>,
+  <vscale x 1 x double>,
+  <vscale x 16 x i1>,
+  i32);
+
+define <vscale x 1 x double> @intrinsic_vfwredosum_mask_vs_nxv1f64_nxv16f32_nxv1f64(<vscale x 1 x double> %0, <vscale x 16 x float> %1, <vscale x 1 x double> %2, <vscale x 16 x i1> %3, i32 %4) nounwind {
+entry:
+; CHECK-LABEL: intrinsic_vfwredosum_mask_vs_nxv1f64_nxv16f32_nxv1f64
+; CHECK:       vsetvli {{.*}}, {{a[0-9]+}}, e32,m8,ta,mu
+; CHECK:       vfwredosum.vs {{v[0-9]+}}, {{v[0-9]+}}, {{v[0-9]+}}, v0.t
+  %a = call <vscale x 1 x double> @llvm.riscv.vfwredosum.mask.nxv1f64.nxv16f32.nxv1f64(
+    <vscale x 1 x double> %0,
+    <vscale x 16 x float> %1,
+    <vscale x 1 x double> %2,
+    <vscale x 16 x i1> %3,
+    i32 %4)
+
+  ret <vscale x 1 x double> %a
+}
diff --git a/llvm/test/CodeGen/RISCV/rvv/vfwredosum-rv64.ll b/llvm/test/CodeGen/RISCV/rvv/vfwredosum-rv64.ll
--- a/llvm/test/CodeGen/RISCV/rvv/vfwredosum-rv64.ll
+++ b/llvm/test/CodeGen/RISCV/rvv/vfwredosum-rv64.ll
@@ -1,5 +1,215 @@
 ; RUN: llc -mtriple=riscv64 -mattr=+experimental-v,+d,+experimental-zfh -verify-machineinstrs \
 ; RUN:   --riscv-no-aliases < %s | FileCheck %s
+declare <vscale x 2 x float> @llvm.riscv.vfwredosum.nxv2f32.nxv1f16(
+  <vscale x 2 x float>,
+  <vscale x 1 x half>,
+  <vscale x 2 x float>,
+  i64);
+
+define <vscale x 2 x float> @intrinsic_vfwredosum_vs_nxv2f32_nxv1f16_nxv2f32(<vscale x 2 x float> %0, <vscale x 1 x half> %1, <vscale x 2 x float> %2, i64 %3) nounwind {
+entry:
+; CHECK-LABEL: intrinsic_vfwredosum_vs_nxv2f32_nxv1f16_nxv2f32
+; CHECK:       vsetvli {{.*}}, {{a[0-9]+}}, e16,mf4,ta,mu
+; CHECK:       vfwredosum.vs {{v[0-9]+}}, {{v[0-9]+}}, {{v[0-9]+}}
+  %a = call <vscale x 2 x float> @llvm.riscv.vfwredosum.nxv2f32.nxv1f16(
+    <vscale x 2 x float> %0,
+    <vscale x 1 x half> %1,
+    <vscale x 2 x float> %2,
+    i64 %3)
+
+  ret <vscale x 2 x float> %a
+}
+
+declare <vscale x 2 x float> @llvm.riscv.vfwredosum.mask.nxv2f32.nxv1f16.nxv2f32(
+  <vscale x 2 x float>,
+  <vscale x 1 x half>,
+  <vscale x 2 x float>,
+  <vscale x 1 x i1>,
+  i64);
+
+define <vscale x 2 x float> @intrinsic_vfwredosum_mask_vs_nxv2f32_nxv1f16_nxv2f32(<vscale x 2 x float> %0, <vscale x 1 x half> %1, <vscale x 2 x float> %2, <vscale x 1 x i1> %3, i64 %4) nounwind {
+entry:
+; CHECK-LABEL: intrinsic_vfwredosum_mask_vs_nxv2f32_nxv1f16_nxv2f32
+; CHECK:       vsetvli {{.*}}, {{a[0-9]+}}, e16,mf4,ta,mu
+; CHECK:       vfwredosum.vs {{v[0-9]+}}, {{v[0-9]+}}, {{v[0-9]+}}, v0.t
+  %a = call <vscale x 2 x float> @llvm.riscv.vfwredosum.mask.nxv2f32.nxv1f16.nxv2f32(
+    <vscale x 2 x float> %0,
+    <vscale x 1 x half> %1,
+    <vscale x 2 x float> %2,
+    <vscale x 1 x i1> %3,
+    i64 %4)
+
+  ret <vscale x 2 x float> %a
+}
+
+declare <vscale x 2 x float> @llvm.riscv.vfwredosum.nxv2f32.nxv2f16(
+  <vscale x 2 x float>,
+  <vscale x 2 x half>,
+  <vscale x 2 x float>,
+  i64);
+
+define <vscale x 2 x float> @intrinsic_vfwredosum_vs_nxv2f32_nxv2f16_nxv2f32(<vscale x 2 x float> %0, <vscale x 2 x half> %1, <vscale x 2 x float> %2, i64 %3) nounwind {
+entry:
+; CHECK-LABEL: intrinsic_vfwredosum_vs_nxv2f32_nxv2f16_nxv2f32
+; CHECK:       vsetvli {{.*}}, {{a[0-9]+}}, e16,mf2,ta,mu
+; CHECK:       vfwredosum.vs {{v[0-9]+}}, {{v[0-9]+}}, {{v[0-9]+}}
+  %a = call <vscale x 2 x float> @llvm.riscv.vfwredosum.nxv2f32.nxv2f16(
+    <vscale x 2 x float> %0,
+    <vscale x 2 x half> %1,
+    <vscale x 2 x float> %2,
+    i64 %3)
+
+  ret <vscale x 2 x float> %a
+}
+
+declare <vscale x 2 x float> @llvm.riscv.vfwredosum.mask.nxv2f32.nxv2f16.nxv2f32(
+  <vscale x 2 x float>,
+  <vscale x 2 x half>,
+  <vscale x 2 x float>,
+  <vscale x 2 x i1>,
+  i64);
+
+define <vscale x 2 x float> @intrinsic_vfwredosum_mask_vs_nxv2f32_nxv2f16_nxv2f32(<vscale x 2 x float> %0, <vscale x 2 x half> %1, <vscale x 2 x float> %2, <vscale x 2 x i1> %3, i64 %4) nounwind {
+entry:
+; CHECK-LABEL: intrinsic_vfwredosum_mask_vs_nxv2f32_nxv2f16_nxv2f32
+; CHECK:       vsetvli {{.*}}, {{a[0-9]+}}, e16,mf2,ta,mu
+; CHECK:       vfwredosum.vs {{v[0-9]+}}, {{v[0-9]+}}, {{v[0-9]+}}, v0.t
+  %a = call <vscale x 2 x float> @llvm.riscv.vfwredosum.mask.nxv2f32.nxv2f16.nxv2f32(
+    <vscale x 2 x float> %0,
+    <vscale x 2 x half> %1,
+    <vscale x 2 x float> %2,
+    <vscale x 2 x i1> %3,
+    i64 %4)
+
+  ret <vscale x 2 x float> %a
+}
+
+declare <vscale x 2 x float> @llvm.riscv.vfwredosum.nxv2f32.nxv4f16(
+  <vscale x 2 x float>,
+  <vscale x 4 x half>,
+  <vscale x 2 x float>,
+  i64);
+
+define <vscale x 2 x float> @intrinsic_vfwredosum_vs_nxv2f32_nxv4f16_nxv2f32(<vscale x 2 x float> %0, <vscale x 4 x half> %1, <vscale x 2 x float> %2, i64 %3) nounwind {
+entry:
+; CHECK-LABEL: intrinsic_vfwredosum_vs_nxv2f32_nxv4f16_nxv2f32
+; CHECK:       vsetvli {{.*}}, {{a[0-9]+}}, e16,m1,ta,mu
+; CHECK:       vfwredosum.vs {{v[0-9]+}}, {{v[0-9]+}}, {{v[0-9]+}}
+  %a = call <vscale x 2 x float> @llvm.riscv.vfwredosum.nxv2f32.nxv4f16(
+    <vscale x 2 x float> %0,
+    <vscale x 4 x half> %1,
+    <vscale x 2 x float> %2,
+    i64 %3)
+
+  ret <vscale x 2 x float> %a
+}
+
+declare <vscale x 2 x float> @llvm.riscv.vfwredosum.mask.nxv2f32.nxv4f16.nxv2f32(
+  <vscale x 2 x float>,
+  <vscale x 4 x half>,
+  <vscale x 2 x float>,
+  <vscale x 4 x i1>,
+  i64);
+
+define <vscale x 2 x float> @intrinsic_vfwredosum_mask_vs_nxv2f32_nxv4f16_nxv2f32(<vscale x 2 x float> %0, <vscale x 4 x half> %1, <vscale x 2 x float> %2, <vscale x 4 x i1> %3, i64 %4) nounwind {
+entry:
+; CHECK-LABEL: intrinsic_vfwredosum_mask_vs_nxv2f32_nxv4f16_nxv2f32
+; CHECK:       vsetvli {{.*}}, {{a[0-9]+}}, e16,m1,ta,mu
+; CHECK:       vfwredosum.vs {{v[0-9]+}}, {{v[0-9]+}}, {{v[0-9]+}}, v0.t
+  %a = call <vscale x 2 x float> @llvm.riscv.vfwredosum.mask.nxv2f32.nxv4f16.nxv2f32(
+    <vscale x 2 x float> %0,
+    <vscale x 4 x half> %1,
+    <vscale x 2 x float> %2,
+    <vscale x 4 x i1> %3,
+    i64 %4)
+
+  ret <vscale x 2 x float> %a
+}
+
+declare <vscale x 2 x float> @llvm.riscv.vfwredosum.nxv2f32.nxv8f16(
+  <vscale x 2 x float>,
+  <vscale x 8 x half>,
+  <vscale x 2 x float>,
+  i64);
+
+define <vscale x 2 x float> @intrinsic_vfwredosum_vs_nxv2f32_nxv8f16_nxv2f32(<vscale x 2 x float> %0, <vscale x 8 x half> %1, <vscale x 2 x float> %2, i64 %3) nounwind {
+entry:
+; CHECK-LABEL: intrinsic_vfwredosum_vs_nxv2f32_nxv8f16_nxv2f32
+; CHECK:       vsetvli {{.*}}, {{a[0-9]+}}, e16,m2,ta,mu
+; CHECK:       vfwredosum.vs {{v[0-9]+}}, {{v[0-9]+}}, {{v[0-9]+}}
+  %a = call <vscale x 2 x float> @llvm.riscv.vfwredosum.nxv2f32.nxv8f16(
+    <vscale x 2 x float> %0,
+    <vscale x 8 x half> %1,
+    <vscale x 2 x float> %2,
+    i64 %3)
+
+  ret <vscale x 2 x float> %a
+}
+
+declare <vscale x 2 x float> @llvm.riscv.vfwredosum.mask.nxv2f32.nxv8f16.nxv2f32(
+  <vscale x 2 x float>,
+  <vscale x 8 x half>,
+  <vscale x 2 x float>,
+  <vscale x 8 x i1>,
+  i64);
+
+define <vscale x 2 x float> @intrinsic_vfwredosum_mask_vs_nxv2f32_nxv8f16_nxv2f32(<vscale x 2 x float> %0, <vscale x 8 x half> %1, <vscale x 2 x float> %2, <vscale x 8 x i1> %3, i64 %4) nounwind {
+entry:
+; CHECK-LABEL: intrinsic_vfwredosum_mask_vs_nxv2f32_nxv8f16_nxv2f32
+; CHECK:       vsetvli {{.*}}, {{a[0-9]+}}, e16,m2,ta,mu
+; CHECK:       vfwredosum.vs {{v[0-9]+}}, {{v[0-9]+}}, {{v[0-9]+}}, v0.t
+  %a = call <vscale x 2 x float> @llvm.riscv.vfwredosum.mask.nxv2f32.nxv8f16.nxv2f32(
+    <vscale x 2 x float> %0,
+    <vscale x 8 x half> %1,
+    <vscale x 2 x float> %2,
+    <vscale x 8 x i1> %3,
+    i64 %4)
+
+  ret <vscale x 2 x float> %a
+}
+
+declare <vscale x 2 x float> @llvm.riscv.vfwredosum.nxv2f32.nxv16f16(
+  <vscale x 2 x float>,
+  <vscale x 16 x half>,
+  <vscale x 2 x float>,
+  i64);
+
+define <vscale x 2 x float> @intrinsic_vfwredosum_vs_nxv2f32_nxv16f16_nxv2f32(<vscale x 2 x float> %0, <vscale x 16 x half> %1, <vscale x 2 x float> %2, i64 %3) nounwind {
+entry:
+; CHECK-LABEL: intrinsic_vfwredosum_vs_nxv2f32_nxv16f16_nxv2f32
+; CHECK:       vsetvli {{.*}}, {{a[0-9]+}}, e16,m4,ta,mu
+; CHECK:       vfwredosum.vs {{v[0-9]+}}, {{v[0-9]+}}, {{v[0-9]+}}
+  %a = call <vscale x 2 x float> @llvm.riscv.vfwredosum.nxv2f32.nxv16f16(
+    <vscale x 2 x float> %0,
+    <vscale x 16 x half> %1,
+    <vscale x 2 x float> %2,
+    i64 %3)
+
+  ret <vscale x 2 x float> %a
+}
+
+declare <vscale x 2 x float> @llvm.riscv.vfwredosum.mask.nxv2f32.nxv16f16.nxv2f32(
+  <vscale x 2 x float>,
+  <vscale x 16 x half>,
+  <vscale x 2 x float>,
+  <vscale x 16 x i1>,
+  i64);
+
+define <vscale x 2 x float> @intrinsic_vfwredosum_mask_vs_nxv2f32_nxv16f16_nxv2f32(<vscale x 2 x float> %0, <vscale x 16 x half> %1, <vscale x 2 x float> %2, <vscale x 16 x i1> %3, i64 %4) nounwind {
+entry:
+; CHECK-LABEL: intrinsic_vfwredosum_mask_vs_nxv2f32_nxv16f16_nxv2f32
+; CHECK:       vsetvli {{.*}}, {{a[0-9]+}}, e16,m4,ta,mu
+; CHECK:       vfwredosum.vs {{v[0-9]+}}, {{v[0-9]+}}, {{v[0-9]+}}, v0.t
+  %a = call <vscale x 2 x float> @llvm.riscv.vfwredosum.mask.nxv2f32.nxv16f16.nxv2f32(
+    <vscale x 2 x float> %0,
+    <vscale x 16 x half> %1,
+    <vscale x 2 x float> %2,
+    <vscale x 16 x i1> %3,
+    i64 %4)
+
+  ret <vscale x 2 x float> %a
+}
+
 declare <vscale x 2 x float> @llvm.riscv.vfwredosum.nxv2f32.nxv32f16(
   <vscale x 2 x float>,
   <vscale x 32 x half>,
@@ -42,6 +252,174 @@
   ret <vscale x 2 x float> %a
 }
 
+declare <vscale x 1 x double> @llvm.riscv.vfwredosum.nxv1f64.nxv1f32(
+  <vscale x 1 x double>,
+  <vscale x 1 x float>,
+  <vscale x 1 x double>,
+  i64);
+
+define <vscale x 1 x double> @intrinsic_vfwredosum_vs_nxv1f64_nxv1f32_nxv1f64(<vscale x 1 x double> %0, <vscale x 1 x float> %1, <vscale x 1 x double> %2, i64 %3) nounwind {
+entry:
+; CHECK-LABEL: intrinsic_vfwredosum_vs_nxv1f64_nxv1f32_nxv1f64
+; CHECK:       vsetvli {{.*}}, {{a[0-9]+}}, e32,mf2,ta,mu
+; CHECK:       vfwredosum.vs {{v[0-9]+}}, {{v[0-9]+}}, {{v[0-9]+}}
+  %a = call <vscale x 1 x double> @llvm.riscv.vfwredosum.nxv1f64.nxv1f32(
+    <vscale x 1 x double> %0,
+    <vscale x 1 x float> %1,
+    <vscale x 1 x double> %2,
+    i64 %3)
+
+  ret <vscale x 1 x double> %a
+}
+
+declare <vscale x 1 x double> @llvm.riscv.vfwredosum.mask.nxv1f64.nxv1f32.nxv1f64(
+  <vscale x 1 x double>,
+  <vscale x 1 x float>,
+  <vscale x 1 x double>,
+  <vscale x 1 x i1>,
+  i64);
+
+define <vscale x 1 x double> @intrinsic_vfwredosum_mask_vs_nxv1f64_nxv1f32_nxv1f64(<vscale x 1 x double> %0, <vscale x 1 x float> %1, <vscale x 1 x double> %2, <vscale x 1 x i1> %3, i64 %4) nounwind {
+entry:
+; CHECK-LABEL: intrinsic_vfwredosum_mask_vs_nxv1f64_nxv1f32_nxv1f64
+; CHECK:       vsetvli {{.*}}, {{a[0-9]+}}, e32,mf2,ta,mu
+; CHECK:       vfwredosum.vs {{v[0-9]+}}, {{v[0-9]+}}, {{v[0-9]+}}, v0.t
+  %a = call <vscale x 1 x double> @llvm.riscv.vfwredosum.mask.nxv1f64.nxv1f32.nxv1f64(
+    <vscale x 1 x double> %0,
+    <vscale x 1 x float> %1,
+    <vscale x 1 x double> %2,
+    <vscale x 1 x i1> %3,
+    i64 %4)
+
+  ret <vscale x 1 x double> %a
+}
+
+declare <vscale x 1 x double> @llvm.riscv.vfwredosum.nxv1f64.nxv2f32(
+  <vscale x 1 x double>,
+  <vscale x 2 x float>,
+  <vscale x 1 x double>,
+  i64);
+
+define <vscale x 1 x double> @intrinsic_vfwredosum_vs_nxv1f64_nxv2f32_nxv1f64(<vscale x 1 x double> %0, <vscale x 2 x float> %1, <vscale x 1 x double> %2, i64 %3) nounwind {
+entry:
+; CHECK-LABEL: intrinsic_vfwredosum_vs_nxv1f64_nxv2f32_nxv1f64
+; CHECK:       vsetvli {{.*}}, {{a[0-9]+}}, e32,m1,ta,mu
+; CHECK:       vfwredosum.vs {{v[0-9]+}}, {{v[0-9]+}}, {{v[0-9]+}}
+  %a = call <vscale x 1 x double> @llvm.riscv.vfwredosum.nxv1f64.nxv2f32(
+    <vscale x 1 x double> %0,
+    <vscale x 2 x float> %1,
+    <vscale x 1 x double> %2,
+    i64 %3)
+
+  ret <vscale x 1 x double> %a
+}
+
+declare <vscale x 1 x double> @llvm.riscv.vfwredosum.mask.nxv1f64.nxv2f32.nxv1f64(
+  <vscale x 1 x double>,
+  <vscale x 2 x float>,
+  <vscale x 1 x double>,
+  <vscale x 2 x i1>,
+  i64);
+
+define <vscale x 1 x double> @intrinsic_vfwredosum_mask_vs_nxv1f64_nxv2f32_nxv1f64(<vscale x 1 x double> %0, <vscale x 2 x float> %1, <vscale x 1 x double> %2, <vscale x 2 x i1> %3, i64 %4) nounwind {
+entry:
+; CHECK-LABEL: intrinsic_vfwredosum_mask_vs_nxv1f64_nxv2f32_nxv1f64
+; CHECK:       vsetvli {{.*}}, {{a[0-9]+}}, e32,m1,ta,mu
+; CHECK:       vfwredosum.vs {{v[0-9]+}}, {{v[0-9]+}}, {{v[0-9]+}}, v0.t
+  %a = call <vscale x 1 x double> @llvm.riscv.vfwredosum.mask.nxv1f64.nxv2f32.nxv1f64(
+    <vscale x 1 x double> %0,
+    <vscale x 2 x float> %1,
+    <vscale x 1 x double> %2,
+    <vscale x 2 x i1> %3,
+    i64 %4)
+
+  ret <vscale x 1 x double> %a
+}
+
+declare <vscale x 1 x double> @llvm.riscv.vfwredosum.nxv1f64.nxv4f32(
+  <vscale x 1 x double>,
+  <vscale x 4 x float>,
+  <vscale x 1 x double>,
+  i64);
+
+define <vscale x 1 x double> @intrinsic_vfwredosum_vs_nxv1f64_nxv4f32_nxv1f64(<vscale x 1 x double> %0, <vscale x 4 x float> %1, <vscale x 1 x double> %2, i64 %3) nounwind {
+entry:
+; CHECK-LABEL: intrinsic_vfwredosum_vs_nxv1f64_nxv4f32_nxv1f64
+; CHECK:       vsetvli {{.*}}, {{a[0-9]+}}, e32,m2,ta,mu
+; CHECK:       vfwredosum.vs {{v[0-9]+}}, {{v[0-9]+}}, {{v[0-9]+}}
+  %a = call <vscale x 1 x double> @llvm.riscv.vfwredosum.nxv1f64.nxv4f32(
+    <vscale x 1 x double> %0,
+    <vscale x 4 x float> %1,
+    <vscale x 1 x double> %2,
+    i64 %3)
+
+  ret <vscale x 1 x double> %a
+}
+
+declare <vscale x 1 x double> @llvm.riscv.vfwredosum.mask.nxv1f64.nxv4f32.nxv1f64(
+  <vscale x 1 x double>,
+  <vscale x 4 x float>,
+  <vscale x 1 x double>,
+  <vscale x 4 x i1>,
+  i64);
+
+define <vscale x 1 x double> @intrinsic_vfwredosum_mask_vs_nxv1f64_nxv4f32_nxv1f64(<vscale x 1 x double> %0, <vscale x 4 x float> %1, <vscale x 1 x double> %2, <vscale x 4 x i1> %3, i64 %4) nounwind {
+entry:
+; CHECK-LABEL: intrinsic_vfwredosum_mask_vs_nxv1f64_nxv4f32_nxv1f64
+; CHECK:       vsetvli {{.*}}, {{a[0-9]+}}, e32,m2,ta,mu
+; CHECK:       vfwredosum.vs {{v[0-9]+}}, {{v[0-9]+}}, {{v[0-9]+}}, v0.t
+  %a = call <vscale x 1 x double> @llvm.riscv.vfwredosum.mask.nxv1f64.nxv4f32.nxv1f64(
+    <vscale x 1 x double> %0,
+    <vscale x 4 x float> %1,
+    <vscale x 1 x double> %2,
+    <vscale x 4 x i1> %3,
+    i64 %4)
+
+  ret <vscale x 1 x double> %a
+}
+
+declare <vscale x 1 x double> @llvm.riscv.vfwredosum.nxv1f64.nxv8f32(
+  <vscale x 1 x double>,
+  <vscale x 8 x float>,
+  <vscale x 1 x double>,
+  i64);
+
+define <vscale x 1 x double> @intrinsic_vfwredosum_vs_nxv1f64_nxv8f32_nxv1f64(<vscale x 1 x double> %0, <vscale x 8 x float> %1, <vscale x 1 x double> %2, i64 %3) nounwind {
+entry:
+; CHECK-LABEL: intrinsic_vfwredosum_vs_nxv1f64_nxv8f32_nxv1f64
+; CHECK:       vsetvli {{.*}}, {{a[0-9]+}}, e32,m4,ta,mu
+; CHECK:       vfwredosum.vs {{v[0-9]+}}, {{v[0-9]+}}, {{v[0-9]+}}
+  %a = call <vscale x 1 x double> @llvm.riscv.vfwredosum.nxv1f64.nxv8f32(
+    <vscale x 1 x double> %0,
+    <vscale x 8 x float> %1,
+    <vscale x 1 x double> %2,
+    i64 %3)
+
+  ret <vscale x 1 x double> %a
+}
+
+declare <vscale x 1 x double> @llvm.riscv.vfwredosum.mask.nxv1f64.nxv8f32.nxv1f64(
+  <vscale x 1 x double>,
+  <vscale x 8 x float>,
+  <vscale x 1 x double>,
+  <vscale x 8 x i1>,
+  i64);
+
+define <vscale x 1 x double> @intrinsic_vfwredosum_mask_vs_nxv1f64_nxv8f32_nxv1f64(<vscale x 1 x double> %0, <vscale x 8 x float> %1, <vscale x 1 x double> %2, <vscale x 8 x i1> %3, i64 %4) nounwind {
+entry:
+; CHECK-LABEL: intrinsic_vfwredosum_mask_vs_nxv1f64_nxv8f32_nxv1f64
+; CHECK:       vsetvli {{.*}}, {{a[0-9]+}}, e32,m4,ta,mu
+; CHECK:       vfwredosum.vs {{v[0-9]+}}, {{v[0-9]+}}, {{v[0-9]+}}, v0.t
+  %a = call <vscale x 1 x double> @llvm.riscv.vfwredosum.mask.nxv1f64.nxv8f32.nxv1f64(
+    <vscale x 1 x double> %0,
+    <vscale x 8 x float> %1,
+    <vscale x 1 x double> %2,
+    <vscale x 8 x i1> %3,
+    i64 %4)
+
+  ret <vscale x 1 x double> %a
+}
+
 declare <vscale x 1 x double> @llvm.riscv.vfwredosum.nxv1f64.nxv16f32(
   <vscale x 1 x double>,
   <vscale x 16 x float>,
diff --git a/llvm/test/CodeGen/RISCV/rvv/vfwredsum-rv32.ll b/llvm/test/CodeGen/RISCV/rvv/vfwredsum-rv32.ll
--- a/llvm/test/CodeGen/RISCV/rvv/vfwredsum-rv32.ll
+++ b/llvm/test/CodeGen/RISCV/rvv/vfwredsum-rv32.ll
@@ -1,5 +1,215 @@
-; RUN: llc -mtriple=riscv32 -mattr=+experimental-v,+f,+experimental-zfh -verify-machineinstrs \
+; RUN: llc -mtriple=riscv32 -mattr=+experimental-v,+d,+experimental-zfh -verify-machineinstrs \
 ; RUN:   --riscv-no-aliases < %s | FileCheck %s
+declare <vscale x 2 x float> @llvm.riscv.vfwredsum.nxv2f32.nxv1f16(
+  <vscale x 2 x float>,
+  <vscale x 1 x half>,
+  <vscale x 2 x float>,
+  i32);
+
+define <vscale x 2 x float> @intrinsic_vfwredsum_vs_nxv2f32_nxv1f16_nxv2f32(<vscale x 2 x float> %0, <vscale x 1 x half> %1, <vscale x 2 x float> %2, i32 %3) nounwind {
+entry:
+; CHECK-LABEL: intrinsic_vfwredsum_vs_nxv2f32_nxv1f16_nxv2f32
+; CHECK:       vsetvli {{.*}}, {{a[0-9]+}}, e16,mf4,ta,mu
+; CHECK:       vfwredsum.vs {{v[0-9]+}}, {{v[0-9]+}}, {{v[0-9]+}}
+  %a = call <vscale x 2 x float> @llvm.riscv.vfwredsum.nxv2f32.nxv1f16(
+    <vscale x 2 x float> %0,
+    <vscale x 1 x half> %1,
+    <vscale x 2 x float> %2,
+    i32 %3)
+
+  ret <vscale x 2 x float> %a
+}
+
+declare <vscale x 2 x float> @llvm.riscv.vfwredsum.mask.nxv2f32.nxv1f16.nxv2f32(
+  <vscale x 2 x float>,
+  <vscale x 1 x half>,
+  <vscale x 2 x float>,
+  <vscale x 1 x i1>,
+  i32);
+
+define <vscale x 2 x float> @intrinsic_vfwredsum_mask_vs_nxv2f32_nxv1f16_nxv2f32(<vscale x 2 x float> %0, <vscale x 1 x half> %1, <vscale x 2 x float> %2, <vscale x 1 x i1> %3, i32 %4) nounwind {
+entry:
+; CHECK-LABEL: intrinsic_vfwredsum_mask_vs_nxv2f32_nxv1f16_nxv2f32
+; CHECK:       vsetvli {{.*}}, {{a[0-9]+}}, e16,mf4,ta,mu
+; CHECK:       vfwredsum.vs {{v[0-9]+}}, {{v[0-9]+}}, {{v[0-9]+}}, v0.t
+  %a = call <vscale x 2 x float> @llvm.riscv.vfwredsum.mask.nxv2f32.nxv1f16.nxv2f32(
+    <vscale x 2 x float> %0,
+    <vscale x 1 x half> %1,
+    <vscale x 2 x float> %2,
+    <vscale x 1 x i1> %3,
+    i32 %4)
+
+  ret <vscale x 2 x float> %a
+}
+
+declare <vscale x 2 x float> @llvm.riscv.vfwredsum.nxv2f32.nxv2f16(
+  <vscale x 2 x float>,
+  <vscale x 2 x half>,
+  <vscale x 2 x float>,
+  i32);
+
+define <vscale x 2 x float> @intrinsic_vfwredsum_vs_nxv2f32_nxv2f16_nxv2f32(<vscale x 2 x float> %0, <vscale x 2 x half> %1, <vscale x 2 x float> %2, i32 %3) nounwind {
+entry:
+; CHECK-LABEL: intrinsic_vfwredsum_vs_nxv2f32_nxv2f16_nxv2f32
+; CHECK:       vsetvli {{.*}}, {{a[0-9]+}}, e16,mf2,ta,mu
+; CHECK:       vfwredsum.vs {{v[0-9]+}}, {{v[0-9]+}}, {{v[0-9]+}}
+  %a = call <vscale x 2 x float> @llvm.riscv.vfwredsum.nxv2f32.nxv2f16(
+    <vscale x 2 x float> %0,
+    <vscale x 2 x half> %1,
+    <vscale x 2 x float> %2,
+    i32 %3)
+
+  ret <vscale x 2 x float> %a
+}
+
+declare <vscale x 2 x float> @llvm.riscv.vfwredsum.mask.nxv2f32.nxv2f16.nxv2f32(
+  <vscale x 2 x float>,
+  <vscale x 2 x half>,
+  <vscale x 2 x float>,
+  <vscale x 2 x i1>,
+  i32);
+
+define <vscale x 2 x float> @intrinsic_vfwredsum_mask_vs_nxv2f32_nxv2f16_nxv2f32(<vscale x 2 x float> %0, <vscale x 2 x half> %1, <vscale x 2 x float> %2, <vscale x 2 x i1> %3, i32 %4) nounwind {
+entry:
+; CHECK-LABEL: intrinsic_vfwredsum_mask_vs_nxv2f32_nxv2f16_nxv2f32
+; CHECK:       vsetvli {{.*}}, {{a[0-9]+}}, e16,mf2,ta,mu
+; CHECK:       vfwredsum.vs {{v[0-9]+}}, {{v[0-9]+}}, {{v[0-9]+}}, v0.t
+  %a = call <vscale x 2 x float> @llvm.riscv.vfwredsum.mask.nxv2f32.nxv2f16.nxv2f32(
+    <vscale x 2 x float> %0,
+    <vscale x 2 x half> %1,
+    <vscale x 2 x float> %2,
+    <vscale x 2 x i1> %3,
+    i32 %4)
+
+  ret <vscale x 2 x float> %a
+}
+
+declare <vscale x 2 x float> @llvm.riscv.vfwredsum.nxv2f32.nxv4f16(
+  <vscale x 2 x float>,
+  <vscale x 4 x half>,
+  <vscale x 2 x float>,
+  i32);
+
+define <vscale x 2 x float> @intrinsic_vfwredsum_vs_nxv2f32_nxv4f16_nxv2f32(<vscale x 2 x float> %0, <vscale x 4 x half> %1, <vscale x 2 x float> %2, i32 %3) nounwind {
+entry:
+; CHECK-LABEL: intrinsic_vfwredsum_vs_nxv2f32_nxv4f16_nxv2f32
+; CHECK:       vsetvli {{.*}}, {{a[0-9]+}}, e16,m1,ta,mu
+; CHECK:       vfwredsum.vs {{v[0-9]+}}, {{v[0-9]+}}, {{v[0-9]+}}
+  %a = call <vscale x 2 x float> @llvm.riscv.vfwredsum.nxv2f32.nxv4f16(
+    <vscale x 2 x float> %0,
+    <vscale x 4 x half> %1,
+    <vscale x 2 x float> %2,
+    i32 %3)
+
+  ret <vscale x 2 x float> %a
+}
+
+declare <vscale x 2 x float> @llvm.riscv.vfwredsum.mask.nxv2f32.nxv4f16.nxv2f32(
+  <vscale x 2 x float>,
+  <vscale x 4 x half>,
+  <vscale x 2 x float>,
+  <vscale x 4 x i1>,
+  i32);
+
+define <vscale x 2 x float> @intrinsic_vfwredsum_mask_vs_nxv2f32_nxv4f16_nxv2f32(<vscale x 2 x float> %0, <vscale x 4 x half> %1, <vscale x 2 x float> %2, <vscale x 4 x i1> %3, i32 %4) nounwind {
+entry:
+; CHECK-LABEL: intrinsic_vfwredsum_mask_vs_nxv2f32_nxv4f16_nxv2f32
+; CHECK:       vsetvli {{.*}}, {{a[0-9]+}}, e16,m1,ta,mu
+; CHECK:       vfwredsum.vs {{v[0-9]+}}, {{v[0-9]+}}, {{v[0-9]+}}, v0.t
+  %a = call <vscale x 2 x float> @llvm.riscv.vfwredsum.mask.nxv2f32.nxv4f16.nxv2f32(
+    <vscale x 2 x float> %0,
+    <vscale x 4 x half> %1,
+    <vscale x 2 x float> %2,
+    <vscale x 4 x i1> %3,
+    i32 %4)
+
+  ret <vscale x 2 x float> %a
+}
+
+declare <vscale x 2 x float> @llvm.riscv.vfwredsum.nxv2f32.nxv8f16(
+  <vscale x 2 x float>,
+  <vscale x 8 x half>,
+  <vscale x 2 x float>,
+  i32);
+
+define <vscale x 2 x float> @intrinsic_vfwredsum_vs_nxv2f32_nxv8f16_nxv2f32(<vscale x 2 x float> %0, <vscale x 8 x half> %1, <vscale x 2 x float> %2, i32 %3) nounwind {
+entry:
+; CHECK-LABEL: intrinsic_vfwredsum_vs_nxv2f32_nxv8f16_nxv2f32
+; CHECK:       vsetvli {{.*}}, {{a[0-9]+}}, e16,m2,ta,mu
+; CHECK:       vfwredsum.vs {{v[0-9]+}}, {{v[0-9]+}}, {{v[0-9]+}}
+  %a = call <vscale x 2 x float> @llvm.riscv.vfwredsum.nxv2f32.nxv8f16(
+    <vscale x 2 x float> %0,
+    <vscale x 8 x half> %1,
+    <vscale x 2 x float> %2,
+    i32 %3)
+
+  ret <vscale x 2 x float> %a
+}
+
+declare <vscale x 2 x float> @llvm.riscv.vfwredsum.mask.nxv2f32.nxv8f16.nxv2f32(
+  <vscale x 2 x float>,
+  <vscale x 8 x half>,
+  <vscale x 2 x float>,
+  <vscale x 8 x i1>,
+  i32);
+
+define <vscale x 2 x float> @intrinsic_vfwredsum_mask_vs_nxv2f32_nxv8f16_nxv2f32(<vscale x 2 x float> %0, <vscale x 8 x half> %1, <vscale x 2 x float> %2, <vscale x 8 x i1> %3, i32 %4) nounwind {
+entry:
+; CHECK-LABEL: intrinsic_vfwredsum_mask_vs_nxv2f32_nxv8f16_nxv2f32
+; CHECK:       vsetvli {{.*}}, {{a[0-9]+}}, e16,m2,ta,mu
+; CHECK:       vfwredsum.vs {{v[0-9]+}}, {{v[0-9]+}}, {{v[0-9]+}}, v0.t
+  %a = call <vscale x 2 x float> @llvm.riscv.vfwredsum.mask.nxv2f32.nxv8f16.nxv2f32(
+    <vscale x 2 x float> %0,
+    <vscale x 8 x half> %1,
+    <vscale x 2 x float> %2,
+    <vscale x 8 x i1> %3,
+    i32 %4)
+
+  ret <vscale x 2 x float> %a
+}
+
+declare <vscale x 2 x float> @llvm.riscv.vfwredsum.nxv2f32.nxv16f16(
+  <vscale x 2 x float>,
+  <vscale x 16 x half>,
+  <vscale x 2 x float>,
+  i32);
+
+define <vscale x 2 x float> @intrinsic_vfwredsum_vs_nxv2f32_nxv16f16_nxv2f32(<vscale x 2 x float> %0, <vscale x 16 x half> %1, <vscale x 2 x float> %2, i32 %3) nounwind {
+entry:
+; CHECK-LABEL: intrinsic_vfwredsum_vs_nxv2f32_nxv16f16_nxv2f32
+; CHECK:       vsetvli {{.*}}, {{a[0-9]+}}, e16,m4,ta,mu
+; CHECK:       vfwredsum.vs {{v[0-9]+}}, {{v[0-9]+}}, {{v[0-9]+}}
+  %a = call <vscale x 2 x float> @llvm.riscv.vfwredsum.nxv2f32.nxv16f16(
+    <vscale x 2 x float> %0,
+    <vscale x 16 x half> %1,
+    <vscale x 2 x float> %2,
+    i32 %3)
+
+  ret <vscale x 2 x float> %a
+}
+
+declare <vscale x 2 x float> @llvm.riscv.vfwredsum.mask.nxv2f32.nxv16f16.nxv2f32(
+  <vscale x 2 x float>,
+  <vscale x 16 x half>,
+  <vscale x 2 x float>,
+  <vscale x 16 x i1>,
+  i32);
+
+define <vscale x 2 x float> @intrinsic_vfwredsum_mask_vs_nxv2f32_nxv16f16_nxv2f32(<vscale x 2 x float> %0, <vscale x 16 x half> %1, <vscale x 2 x float> %2, <vscale x 16 x i1> %3, i32 %4) nounwind {
+entry:
+; CHECK-LABEL: intrinsic_vfwredsum_mask_vs_nxv2f32_nxv16f16_nxv2f32
+; CHECK:       vsetvli {{.*}}, {{a[0-9]+}}, e16,m4,ta,mu
+; CHECK:       vfwredsum.vs {{v[0-9]+}}, {{v[0-9]+}}, {{v[0-9]+}}, v0.t
+  %a = call <vscale x 2 x float> @llvm.riscv.vfwredsum.mask.nxv2f32.nxv16f16.nxv2f32(
+    <vscale x 2 x float> %0,
+    <vscale x 16 x half> %1,
+    <vscale x 2 x float> %2,
+    <vscale x 16 x i1> %3,
+    i32 %4)
+
+  ret <vscale x 2 x float> %a
+}
+
 declare <vscale x 2 x float> @llvm.riscv.vfwredsum.nxv2f32.nxv32f16(
   <vscale x 2 x float>,
   <vscale x 32 x half>,
@@ -41,3 +251,213 @@
 
   ret <vscale x 2 x float> %a
 }
+
+declare <vscale x 1 x double> @llvm.riscv.vfwredsum.nxv1f64.nxv1f32(
+  <vscale x 1 x double>,
+  <vscale x 1 x float>,
+  <vscale x 1 x double>,
+  i32);
+
+define <vscale x 1 x double> @intrinsic_vfwredsum_vs_nxv1f64_nxv1f32_nxv1f64(<vscale x 1 x double> %0, <vscale x 1 x float> %1, <vscale x 1 x double> %2, i32 %3) nounwind {
+entry:
+; CHECK-LABEL: intrinsic_vfwredsum_vs_nxv1f64_nxv1f32_nxv1f64
+; CHECK:       vsetvli {{.*}}, {{a[0-9]+}}, e32,mf2,ta,mu
+; CHECK:       vfwredsum.vs {{v[0-9]+}}, {{v[0-9]+}}, {{v[0-9]+}}
+  %a = call <vscale x 1 x double> @llvm.riscv.vfwredsum.nxv1f64.nxv1f32(
+    <vscale x 1 x double> %0,
+    <vscale x 1 x float> %1,
+    <vscale x 1 x double> %2,
+    i32 %3)
+
+  ret <vscale x 1 x double> %a
+}
+
+declare <vscale x 1 x double> @llvm.riscv.vfwredsum.mask.nxv1f64.nxv1f32.nxv1f64(
+  <vscale x 1 x double>,
+  <vscale x 1 x float>,
+  <vscale x 1 x double>,
+  <vscale x 1 x i1>,
+  i32);
+
+define <vscale x 1 x double> @intrinsic_vfwredsum_mask_vs_nxv1f64_nxv1f32_nxv1f64(<vscale x 1 x double> %0, <vscale x 1 x float> %1, <vscale x 1 x double> %2, <vscale x 1 x i1> %3, i32 %4) nounwind {
+entry:
+; CHECK-LABEL: intrinsic_vfwredsum_mask_vs_nxv1f64_nxv1f32_nxv1f64
+; CHECK:       vsetvli {{.*}}, {{a[0-9]+}}, e32,mf2,ta,mu
+; CHECK:       vfwredsum.vs {{v[0-9]+}}, {{v[0-9]+}}, {{v[0-9]+}}, v0.t
+  %a = call <vscale x 1 x double> @llvm.riscv.vfwredsum.mask.nxv1f64.nxv1f32.nxv1f64(
+    <vscale x 1 x double> %0,
+    <vscale x 1 x float> %1,
+    <vscale x 1 x double> %2,
+    <vscale x 1 x i1> %3,
+    i32 %4)
+
+  ret <vscale x 1 x double> %a
+}
+
+declare <vscale x 1 x double> @llvm.riscv.vfwredsum.nxv1f64.nxv2f32(
+  <vscale x 1 x double>,
+  <vscale x 2 x float>,
+  <vscale x 1 x double>,
+  i32);
+
+define <vscale x 1 x double> @intrinsic_vfwredsum_vs_nxv1f64_nxv2f32_nxv1f64(<vscale x 1 x double> %0, <vscale x 2 x float> %1, <vscale x 1 x double> %2, i32 %3) nounwind {
+entry:
+; CHECK-LABEL: intrinsic_vfwredsum_vs_nxv1f64_nxv2f32_nxv1f64
+; CHECK:       vsetvli {{.*}}, {{a[0-9]+}}, e32,m1,ta,mu
+; CHECK:       vfwredsum.vs {{v[0-9]+}}, {{v[0-9]+}}, {{v[0-9]+}}
+  %a = call <vscale x 1 x double> @llvm.riscv.vfwredsum.nxv1f64.nxv2f32(
+    <vscale x 1 x double> %0,
+    <vscale x 2 x float> %1,
+    <vscale x 1 x double> %2,
+    i32 %3)
+
+  ret <vscale x 1 x double> %a
+}
+
+declare <vscale x 1 x double> @llvm.riscv.vfwredsum.mask.nxv1f64.nxv2f32.nxv1f64(
+  <vscale x 1 x double>,
+  <vscale x 2 x float>,
+  <vscale x 1 x double>,
+  <vscale x 2 x i1>,
+  i32);
+
+define <vscale x 1 x double> @intrinsic_vfwredsum_mask_vs_nxv1f64_nxv2f32_nxv1f64(<vscale x 1 x double> %0, <vscale x 2 x float> %1, <vscale x 1 x double> %2, <vscale x 2 x i1> %3, i32 %4) nounwind {
+entry:
+; CHECK-LABEL: intrinsic_vfwredsum_mask_vs_nxv1f64_nxv2f32_nxv1f64
+; CHECK:       vsetvli {{.*}}, {{a[0-9]+}}, e32,m1,ta,mu
+; CHECK:       vfwredsum.vs {{v[0-9]+}}, {{v[0-9]+}}, {{v[0-9]+}}, v0.t
+  %a = call <vscale x 1 x double> @llvm.riscv.vfwredsum.mask.nxv1f64.nxv2f32.nxv1f64(
+    <vscale x 1 x double> %0,
+    <vscale x 2 x float> %1,
+    <vscale x 1 x double> %2,
+    <vscale x 2 x i1> %3,
+    i32 %4)
+
+  ret <vscale x 1 x double> %a
+}
+
+declare <vscale x 1 x double> @llvm.riscv.vfwredsum.nxv1f64.nxv4f32(
+  <vscale x 1 x double>,
+  <vscale x 4 x float>,
+  <vscale x 1 x double>,
+  i32);
+
+define <vscale x 1 x double> @intrinsic_vfwredsum_vs_nxv1f64_nxv4f32_nxv1f64(<vscale x 1 x double> %0, <vscale x 4 x float> %1, <vscale x 1 x double> %2, i32 %3) nounwind {
+entry:
+; CHECK-LABEL: intrinsic_vfwredsum_vs_nxv1f64_nxv4f32_nxv1f64
+; CHECK:       vsetvli {{.*}}, {{a[0-9]+}}, e32,m2,ta,mu
+; CHECK:       vfwredsum.vs {{v[0-9]+}}, {{v[0-9]+}}, {{v[0-9]+}}
+  %a = call <vscale x 1 x double> @llvm.riscv.vfwredsum.nxv1f64.nxv4f32(
+    <vscale x 1 x double> %0,
+    <vscale x 4 x float> %1,
+    <vscale x 1 x double> %2,
+    i32 %3)
+
+  ret <vscale x 1 x double> %a
+}
+
+declare <vscale x 1 x double> @llvm.riscv.vfwredsum.mask.nxv1f64.nxv4f32.nxv1f64(
+  <vscale x 1 x double>,
+  <vscale x 4 x float>,
+  <vscale x 1 x double>,
+  <vscale x 4 x i1>,
+  i32);
+
+define <vscale x 1 x double> @intrinsic_vfwredsum_mask_vs_nxv1f64_nxv4f32_nxv1f64(<vscale x 1 x double> %0, <vscale x 4 x float> %1, <vscale x 1 x double> %2, <vscale x 4 x i1> %3, i32 %4) nounwind {
+entry:
+; CHECK-LABEL: intrinsic_vfwredsum_mask_vs_nxv1f64_nxv4f32_nxv1f64
+; CHECK:       vsetvli {{.*}}, {{a[0-9]+}}, e32,m2,ta,mu
+; CHECK:       vfwredsum.vs {{v[0-9]+}}, {{v[0-9]+}}, {{v[0-9]+}}, v0.t
+  %a = call <vscale x 1 x double> @llvm.riscv.vfwredsum.mask.nxv1f64.nxv4f32.nxv1f64(
+    <vscale x 1 x double> %0,
+    <vscale x 4 x float> %1,
+    <vscale x 1 x double> %2,
+    <vscale x 4 x i1> %3,
+    i32 %4)
+
+  ret <vscale x 1 x double> %a
+}
+
+declare <vscale x 1 x double> @llvm.riscv.vfwredsum.nxv1f64.nxv8f32(
+  <vscale x 1 x double>,
+  <vscale x 8 x float>,
+  <vscale x 1 x double>,
+  i32);
+
+define <vscale x 1 x double> @intrinsic_vfwredsum_vs_nxv1f64_nxv8f32_nxv1f64(<vscale x 1 x double> %0, <vscale x 8 x float> %1, <vscale x 1 x double> %2, i32 %3) nounwind {
+entry:
+; CHECK-LABEL: intrinsic_vfwredsum_vs_nxv1f64_nxv8f32_nxv1f64
+; CHECK:       vsetvli {{.*}}, {{a[0-9]+}}, e32,m4,ta,mu
+; CHECK:       vfwredsum.vs {{v[0-9]+}}, {{v[0-9]+}}, {{v[0-9]+}}
+  %a = call <vscale x 1 x double> @llvm.riscv.vfwredsum.nxv1f64.nxv8f32(
+    <vscale x 1 x double> %0,
+    <vscale x 8 x float> %1,
+    <vscale x 1 x double> %2,
+    i32 %3)
+
+  ret <vscale x 1 x double> %a
+}
+
+declare <vscale x 1 x double> @llvm.riscv.vfwredsum.mask.nxv1f64.nxv8f32.nxv1f64(
+  <vscale x 1 x double>,
+  <vscale x 8 x float>,
+  <vscale x 1 x double>,
+  <vscale x 8 x i1>,
+  i32);
+
+define <vscale x 1 x double> @intrinsic_vfwredsum_mask_vs_nxv1f64_nxv8f32_nxv1f64(<vscale x 1 x double> %0, <vscale x 8 x float> %1, <vscale x 1 x double> %2, <vscale x 8 x i1> %3, i32 %4) nounwind {
+entry:
+; CHECK-LABEL: intrinsic_vfwredsum_mask_vs_nxv1f64_nxv8f32_nxv1f64
+; CHECK:       vsetvli {{.*}}, {{a[0-9]+}}, e32,m4,ta,mu
+; CHECK:       vfwredsum.vs {{v[0-9]+}}, {{v[0-9]+}}, {{v[0-9]+}}, v0.t
+  %a = call <vscale x 1 x double> @llvm.riscv.vfwredsum.mask.nxv1f64.nxv8f32.nxv1f64(
+    <vscale x 1 x double> %0,
+    <vscale x 8 x float> %1,
+    <vscale x 1 x double> %2,
+    <vscale x 8 x i1> %3,
+    i32 %4)
+
+  ret <vscale x 1 x double> %a
+}
+
+declare <vscale x 1 x double> @llvm.riscv.vfwredsum.nxv1f64.nxv16f32(
+  <vscale x 1 x double>,
+  <vscale x 16 x float>,
+  <vscale x 1 x double>,
+  i32);
+
+define <vscale x 1 x double> @intrinsic_vfwredsum_vs_nxv1f64_nxv16f32_nxv1f64(<vscale x 1 x double> %0, <vscale x 16 x float> %1, <vscale x 1 x double> %2, i32 %3) nounwind {
+entry:
+; CHECK-LABEL: intrinsic_vfwredsum_vs_nxv1f64_nxv16f32_nxv1f64
+; CHECK:       vsetvli {{.*}}, {{a[0-9]+}}, e32,m8,ta,mu
+; CHECK:       vfwredsum.vs {{v[0-9]+}}, {{v[0-9]+}}, {{v[0-9]+}}
+  %a = call <vscale x 1 x double> @llvm.riscv.vfwredsum.nxv1f64.nxv16f32(
+    <vscale x 1 x double> %0,
+    <vscale x 16 x float> %1,
+    <vscale x 1 x double> %2,
+    i32 %3)
+
+  ret <vscale x 1 x double> %a
+}
+
+declare <vscale x 1 x double> @llvm.riscv.vfwredsum.mask.nxv1f64.nxv16f32.nxv1f64(
+  <vscale x 1 x double>,
+  <vscale x 16 x float>,
+  <vscale x 1 x double>,
+  <vscale x 16 x i1>,
+  i32);
+
+define <vscale x 1 x double> @intrinsic_vfwredsum_mask_vs_nxv1f64_nxv16f32_nxv1f64(<vscale x 1 x double> %0, <vscale x 16 x float> %1, <vscale x 1 x double> %2, <vscale x 16 x i1> %3, i32 %4) nounwind {
+entry:
+; CHECK-LABEL: intrinsic_vfwredsum_mask_vs_nxv1f64_nxv16f32_nxv1f64
+; CHECK:       vsetvli {{.*}}, {{a[0-9]+}}, e32,m8,ta,mu
+; CHECK:       vfwredsum.vs {{v[0-9]+}}, {{v[0-9]+}}, {{v[0-9]+}}, v0.t
+  %a = call <vscale x 1 x double> @llvm.riscv.vfwredsum.mask.nxv1f64.nxv16f32.nxv1f64(
+    <vscale x 1 x double> %0,
+    <vscale x 16 x float> %1,
+    <vscale x 1 x double> %2,
+    <vscale x 16 x i1> %3,
+    i32 %4)
+
+  ret <vscale x 1 x double> %a
+}
diff --git a/llvm/test/CodeGen/RISCV/rvv/vfwredsum-rv64.ll b/llvm/test/CodeGen/RISCV/rvv/vfwredsum-rv64.ll
--- a/llvm/test/CodeGen/RISCV/rvv/vfwredsum-rv64.ll
+++ b/llvm/test/CodeGen/RISCV/rvv/vfwredsum-rv64.ll
@@ -1,5 +1,215 @@
 ; RUN: llc -mtriple=riscv64 -mattr=+experimental-v,+d,+experimental-zfh -verify-machineinstrs \
 ; RUN:   --riscv-no-aliases < %s | FileCheck %s
+declare <vscale x 2 x float> @llvm.riscv.vfwredsum.nxv2f32.nxv1f16(
+  <vscale x 2 x float>,
+  <vscale x 1 x half>,
+  <vscale x 2 x float>,
+  i64);
+
+define <vscale x 2 x float> @intrinsic_vfwredsum_vs_nxv2f32_nxv1f16_nxv2f32(<vscale x 2 x float> %0, <vscale x 1 x half> %1, <vscale x 2 x float> %2, i64 %3) nounwind {
+entry:
+; CHECK-LABEL: intrinsic_vfwredsum_vs_nxv2f32_nxv1f16_nxv2f32
+; CHECK:       vsetvli {{.*}}, {{a[0-9]+}}, e16,mf4,ta,mu
+; CHECK:       vfwredsum.vs {{v[0-9]+}}, {{v[0-9]+}}, {{v[0-9]+}}
+  %a = call <vscale x 2 x float> @llvm.riscv.vfwredsum.nxv2f32.nxv1f16(
+    <vscale x 2 x float> %0,
+    <vscale x 1 x half> %1,
+    <vscale x 2 x float> %2,
+    i64 %3)
+
+  ret <vscale x 2 x float> %a
+}
+
+declare <vscale x 2 x float> @llvm.riscv.vfwredsum.mask.nxv2f32.nxv1f16.nxv2f32(
+  <vscale x 2 x float>,
+  <vscale x 1 x half>,
+  <vscale x 2 x float>,
+  <vscale x 1 x i1>,
+  i64);
+
+define <vscale x 2 x float> @intrinsic_vfwredsum_mask_vs_nxv2f32_nxv1f16_nxv2f32(<vscale x 2 x float> %0, <vscale x 1 x half> %1, <vscale x 2 x float> %2, <vscale x 1 x i1> %3, i64 %4) nounwind {
+entry:
+; CHECK-LABEL: intrinsic_vfwredsum_mask_vs_nxv2f32_nxv1f16_nxv2f32
+; CHECK:       vsetvli {{.*}}, {{a[0-9]+}}, e16,mf4,ta,mu
+; CHECK:       vfwredsum.vs {{v[0-9]+}}, {{v[0-9]+}}, {{v[0-9]+}}, v0.t
+  %a = call <vscale x 2 x float> @llvm.riscv.vfwredsum.mask.nxv2f32.nxv1f16.nxv2f32(
+    <vscale x 2 x float> %0,
+    <vscale x 1 x half> %1,
+    <vscale x 2 x float> %2,
+    <vscale x 1 x i1> %3,
+    i64 %4)
+
+  ret <vscale x 2 x float> %a
+}
+
+declare <vscale x 2 x float> @llvm.riscv.vfwredsum.nxv2f32.nxv2f16(
+  <vscale x 2 x float>,
+  <vscale x 2 x half>,
+  <vscale x 2 x float>,
+  i64);
+
+define <vscale x 2 x float> @intrinsic_vfwredsum_vs_nxv2f32_nxv2f16_nxv2f32(<vscale x 2 x float> %0, <vscale x 2 x half> %1, <vscale x 2 x float> %2, i64 %3) nounwind {
+entry:
+; CHECK-LABEL: intrinsic_vfwredsum_vs_nxv2f32_nxv2f16_nxv2f32
+; CHECK:       vsetvli {{.*}}, {{a[0-9]+}}, e16,mf2,ta,mu
+; CHECK:       vfwredsum.vs {{v[0-9]+}}, {{v[0-9]+}}, {{v[0-9]+}}
+  %a = call <vscale x 2 x float> @llvm.riscv.vfwredsum.nxv2f32.nxv2f16(
+    <vscale x 2 x float> %0,
+    <vscale x 2 x half> %1,
+    <vscale x 2 x float> %2,
+    i64 %3)
+
+  ret <vscale x 2 x float> %a
+}
+
+declare <vscale x 2 x float> @llvm.riscv.vfwredsum.mask.nxv2f32.nxv2f16.nxv2f32(
+  <vscale x 2 x float>,
+  <vscale x 2 x half>,
+  <vscale x 2 x float>,
+  <vscale x 2 x i1>,
+  i64);
+
+define <vscale x 2 x float> @intrinsic_vfwredsum_mask_vs_nxv2f32_nxv2f16_nxv2f32(<vscale x 2 x float> %0, <vscale x 2 x half> %1, <vscale x 2 x float> %2, <vscale x 2 x i1> %3, i64 %4) nounwind {
+entry:
+; CHECK-LABEL: intrinsic_vfwredsum_mask_vs_nxv2f32_nxv2f16_nxv2f32
+; CHECK:       vsetvli {{.*}}, {{a[0-9]+}}, e16,mf2,ta,mu
+; CHECK:       vfwredsum.vs {{v[0-9]+}}, {{v[0-9]+}}, {{v[0-9]+}}, v0.t
+  %a = call <vscale x 2 x float> @llvm.riscv.vfwredsum.mask.nxv2f32.nxv2f16.nxv2f32(
+    <vscale x 2 x float> %0,
+    <vscale x 2 x half> %1,
+    <vscale x 2 x float> %2,
+    <vscale x 2 x i1> %3,
+    i64 %4)
+
+  ret <vscale x 2 x float> %a
+}
+
+declare <vscale x 2 x float> @llvm.riscv.vfwredsum.nxv2f32.nxv4f16(
+  <vscale x 2 x float>,
+  <vscale x 4 x half>,
+  <vscale x 2 x float>,
+  i64);
+
+define <vscale x 2 x float> @intrinsic_vfwredsum_vs_nxv2f32_nxv4f16_nxv2f32(<vscale x 2 x float> %0, <vscale x 4 x half> %1, <vscale x 2 x float> %2, i64 %3) nounwind {
+entry:
+; CHECK-LABEL: intrinsic_vfwredsum_vs_nxv2f32_nxv4f16_nxv2f32
+; CHECK:       vsetvli {{.*}}, {{a[0-9]+}}, e16,m1,ta,mu
+; CHECK:       vfwredsum.vs {{v[0-9]+}}, {{v[0-9]+}}, {{v[0-9]+}}
+  %a = call <vscale x 2 x float> @llvm.riscv.vfwredsum.nxv2f32.nxv4f16(
+    <vscale x 2 x float> %0,
+    <vscale x 4 x half> %1,
+    <vscale x 2 x float> %2,
+    i64 %3)
+
+  ret <vscale x 2 x float> %a
+}
+
+declare <vscale x 2 x float> @llvm.riscv.vfwredsum.mask.nxv2f32.nxv4f16.nxv2f32(
+  <vscale x 2 x float>,
+  <vscale x 4 x half>,
+  <vscale x 2 x float>,
+  <vscale x 4 x i1>,
+  i64);
+
+define <vscale x 2 x float> @intrinsic_vfwredsum_mask_vs_nxv2f32_nxv4f16_nxv2f32(<vscale x 2 x float> %0, <vscale x 4 x half> %1, <vscale x 2 x float> %2, <vscale x 4 x i1> %3, i64 %4) nounwind {
+entry:
+; CHECK-LABEL: intrinsic_vfwredsum_mask_vs_nxv2f32_nxv4f16_nxv2f32
+; CHECK:       vsetvli {{.*}}, {{a[0-9]+}}, e16,m1,ta,mu
+; CHECK:       vfwredsum.vs {{v[0-9]+}}, {{v[0-9]+}}, {{v[0-9]+}}, v0.t
+  %a = call <vscale x 2 x float> @llvm.riscv.vfwredsum.mask.nxv2f32.nxv4f16.nxv2f32(
+    <vscale x 2 x float> %0,
+    <vscale x 4 x half> %1,
+    <vscale x 2 x float> %2,
+    <vscale x 4 x i1> %3,
+    i64 %4)
+
+  ret <vscale x 2 x float> %a
+}
+
+declare <vscale x 2 x float> @llvm.riscv.vfwredsum.nxv2f32.nxv8f16(
+  <vscale x 2 x float>,
+  <vscale x 8 x half>,
+  <vscale x 2 x float>,
+  i64);
+
+define <vscale x 2 x float> @intrinsic_vfwredsum_vs_nxv2f32_nxv8f16_nxv2f32(<vscale x 2 x float> %0, <vscale x 8 x half> %1, <vscale x 2 x float> %2, i64 %3) nounwind {
+entry:
+; CHECK-LABEL: intrinsic_vfwredsum_vs_nxv2f32_nxv8f16_nxv2f32
+; CHECK:       vsetvli {{.*}}, {{a[0-9]+}}, e16,m2,ta,mu
+; CHECK:       vfwredsum.vs {{v[0-9]+}}, {{v[0-9]+}}, {{v[0-9]+}}
+  %a = call <vscale x 2 x float> @llvm.riscv.vfwredsum.nxv2f32.nxv8f16(
+    <vscale x 2 x float> %0,
+    <vscale x 8 x half> %1,
+    <vscale x 2 x float> %2,
+    i64 %3)
+
+  ret <vscale x 2 x float> %a
+}
+
+declare <vscale x 2 x float> @llvm.riscv.vfwredsum.mask.nxv2f32.nxv8f16.nxv2f32(
+  <vscale x 2 x float>,
+  <vscale x 8 x half>,
+  <vscale x 2 x float>,
+  <vscale x 8 x i1>,
+  i64);
+
+define <vscale x 2 x float> @intrinsic_vfwredsum_mask_vs_nxv2f32_nxv8f16_nxv2f32(<vscale x 2 x float> %0, <vscale x 8 x half> %1, <vscale x 2 x float> %2, <vscale x 8 x i1> %3, i64 %4) nounwind {
+entry:
+; CHECK-LABEL: intrinsic_vfwredsum_mask_vs_nxv2f32_nxv8f16_nxv2f32
+; CHECK:       vsetvli {{.*}}, {{a[0-9]+}}, e16,m2,ta,mu
+; CHECK:       vfwredsum.vs {{v[0-9]+}}, {{v[0-9]+}}, {{v[0-9]+}}, v0.t
+  %a = call <vscale x 2 x float> @llvm.riscv.vfwredsum.mask.nxv2f32.nxv8f16.nxv2f32(
+    <vscale x 2 x float> %0,
+    <vscale x 8 x half> %1,
+    <vscale x 2 x float> %2,
+    <vscale x 8 x i1> %3,
+    i64 %4)
+
+  ret <vscale x 2 x float> %a
+}
+
+declare <vscale x 2 x float> @llvm.riscv.vfwredsum.nxv2f32.nxv16f16(
+  <vscale x 2 x float>,
+  <vscale x 16 x half>,
+  <vscale x 2 x float>,
+  i64);
+
+define <vscale x 2 x float> @intrinsic_vfwredsum_vs_nxv2f32_nxv16f16_nxv2f32(<vscale x 2 x float> %0, <vscale x 16 x half> %1, <vscale x 2 x float> %2, i64 %3) nounwind {
+entry:
+; CHECK-LABEL: intrinsic_vfwredsum_vs_nxv2f32_nxv16f16_nxv2f32
+; CHECK:       vsetvli {{.*}}, {{a[0-9]+}}, e16,m4,ta,mu
+; CHECK:       vfwredsum.vs {{v[0-9]+}}, {{v[0-9]+}}, {{v[0-9]+}}
+  %a = call <vscale x 2 x float> @llvm.riscv.vfwredsum.nxv2f32.nxv16f16(
+    <vscale x 2 x float> %0,
+    <vscale x 16 x half> %1,
+    <vscale x 2 x float> %2,
+    i64 %3)
+
+  ret <vscale x 2 x float> %a
+}
+
+declare <vscale x 2 x float> @llvm.riscv.vfwredsum.mask.nxv2f32.nxv16f16.nxv2f32(
+  <vscale x 2 x float>,
+  <vscale x 16 x half>,
+  <vscale x 2 x float>,
+  <vscale x 16 x i1>,
+  i64);
+
+define <vscale x 2 x float> @intrinsic_vfwredsum_mask_vs_nxv2f32_nxv16f16_nxv2f32(<vscale x 2 x float> %0, <vscale x 16 x half> %1, <vscale x 2 x float> %2, <vscale x 16 x i1> %3, i64 %4) nounwind {
+entry:
+; CHECK-LABEL: intrinsic_vfwredsum_mask_vs_nxv2f32_nxv16f16_nxv2f32
+; CHECK:       vsetvli {{.*}}, {{a[0-9]+}}, e16,m4,ta,mu
+; CHECK:       vfwredsum.vs {{v[0-9]+}}, {{v[0-9]+}}, {{v[0-9]+}}, v0.t
+  %a = call <vscale x 2 x float> @llvm.riscv.vfwredsum.mask.nxv2f32.nxv16f16.nxv2f32(
+    <vscale x 2 x float> %0,
+    <vscale x 16 x half> %1,
+    <vscale x 2 x float> %2,
+    <vscale x 16 x i1> %3,
+    i64 %4)
+
+  ret <vscale x 2 x float> %a
+}
+
 declare <vscale x 2 x float> @llvm.riscv.vfwredsum.nxv2f32.nxv32f16(
   <vscale x 2 x float>,
   <vscale x 32 x half>,
@@ -42,6 +252,174 @@
   ret <vscale x 2 x float> %a
 }
 
+declare <vscale x 1 x double> @llvm.riscv.vfwredsum.nxv1f64.nxv1f32(
+  <vscale x 1 x double>,
+  <vscale x 1 x float>,
+  <vscale x 1 x double>,
+  i64);
+
+define <vscale x 1 x double> @intrinsic_vfwredsum_vs_nxv1f64_nxv1f32_nxv1f64(<vscale x 1 x double> %0, <vscale x 1 x float> %1, <vscale x 1 x double> %2, i64 %3) nounwind {
+entry:
+; CHECK-LABEL: intrinsic_vfwredsum_vs_nxv1f64_nxv1f32_nxv1f64
+; CHECK:       vsetvli {{.*}}, {{a[0-9]+}}, e32,mf2,ta,mu
+; CHECK:       vfwredsum.vs {{v[0-9]+}}, {{v[0-9]+}}, {{v[0-9]+}}
+  %a = call <vscale x 1 x double> @llvm.riscv.vfwredsum.nxv1f64.nxv1f32(
+    <vscale x 1 x double> %0,
+    <vscale x 1 x float> %1,
+    <vscale x 1 x double> %2,
+    i64 %3)
+
+  ret <vscale x 1 x double> %a
+}
+
+declare <vscale x 1 x double> @llvm.riscv.vfwredsum.mask.nxv1f64.nxv1f32.nxv1f64(
+  <vscale x 1 x double>,
+  <vscale x 1 x float>,
+  <vscale x 1 x double>,
+  <vscale x 1 x i1>,
+  i64);
+
+define <vscale x 1 x double> @intrinsic_vfwredsum_mask_vs_nxv1f64_nxv1f32_nxv1f64(<vscale x 1 x double> %0, <vscale x 1 x float> %1, <vscale x 1 x double> %2, <vscale x 1 x i1> %3, i64 %4) nounwind {
+entry:
+; CHECK-LABEL: intrinsic_vfwredsum_mask_vs_nxv1f64_nxv1f32_nxv1f64
+; CHECK:       vsetvli {{.*}}, {{a[0-9]+}}, e32,mf2,ta,mu
+; CHECK:       vfwredsum.vs {{v[0-9]+}}, {{v[0-9]+}}, {{v[0-9]+}}, v0.t
+  %a = call <vscale x 1 x double> @llvm.riscv.vfwredsum.mask.nxv1f64.nxv1f32.nxv1f64(
+    <vscale x 1 x double> %0,
+    <vscale x 1 x float> %1,
+    <vscale x 1 x double> %2,
+    <vscale x 1 x i1> %3,
+    i64 %4)
+
+  ret <vscale x 1 x double> %a
+}
+
+declare <vscale x 1 x double> @llvm.riscv.vfwredsum.nxv1f64.nxv2f32(
+  <vscale x 1 x double>,
+  <vscale x 2 x float>,
+  <vscale x 1 x double>,
+  i64);
+
+define <vscale x 1 x double> @intrinsic_vfwredsum_vs_nxv1f64_nxv2f32_nxv1f64(<vscale x 1 x double> %0, <vscale x 2 x float> %1, <vscale x 1 x double> %2, i64 %3) nounwind {
+entry:
+; CHECK-LABEL: intrinsic_vfwredsum_vs_nxv1f64_nxv2f32_nxv1f64
+; CHECK:       vsetvli {{.*}}, {{a[0-9]+}}, e32,m1,ta,mu
+; CHECK:       vfwredsum.vs {{v[0-9]+}}, {{v[0-9]+}}, {{v[0-9]+}}
+  %a = call <vscale x 1 x double> @llvm.riscv.vfwredsum.nxv1f64.nxv2f32(
+    <vscale x 1 x double> %0,
+    <vscale x 2 x float> %1,
+    <vscale x 1 x double> %2,
+    i64 %3)
+
+  ret <vscale x 1 x double> %a
+}
+
+declare <vscale x 1 x double> @llvm.riscv.vfwredsum.mask.nxv1f64.nxv2f32.nxv1f64(
+  <vscale x 1 x double>,
+  <vscale x 2 x float>,
+  <vscale x 1 x double>,
+  <vscale x 2 x i1>,
+  i64);
+
+define <vscale x 1 x double> @intrinsic_vfwredsum_mask_vs_nxv1f64_nxv2f32_nxv1f64(<vscale x 1 x double> %0, <vscale x 2 x float> %1, <vscale x 1 x double> %2, <vscale x 2 x i1> %3, i64 %4) nounwind {
+entry:
+; CHECK-LABEL: intrinsic_vfwredsum_mask_vs_nxv1f64_nxv2f32_nxv1f64
+; CHECK:       vsetvli {{.*}}, {{a[0-9]+}}, e32,m1,ta,mu
+; CHECK:       vfwredsum.vs {{v[0-9]+}}, {{v[0-9]+}}, {{v[0-9]+}}, v0.t
+  %a = call <vscale x 1 x double> @llvm.riscv.vfwredsum.mask.nxv1f64.nxv2f32.nxv1f64(
+    <vscale x 1 x double> %0,
+    <vscale x 2 x float> %1,
+    <vscale x 1 x double> %2,
+    <vscale x 2 x i1> %3,
+    i64 %4)
+
+  ret <vscale x 1 x double> %a
+}
+
+declare <vscale x 1 x double> @llvm.riscv.vfwredsum.nxv1f64.nxv4f32(
+  <vscale x 1 x double>,
+  <vscale x 4 x float>,
+  <vscale x 1 x double>,
+  i64);
+
+define <vscale x 1 x double> @intrinsic_vfwredsum_vs_nxv1f64_nxv4f32_nxv1f64(<vscale x 1 x double> %0, <vscale x 4 x float> %1, <vscale x 1 x double> %2, i64 %3) nounwind {
+entry:
+; CHECK-LABEL: intrinsic_vfwredsum_vs_nxv1f64_nxv4f32_nxv1f64
+; CHECK:       vsetvli {{.*}}, {{a[0-9]+}}, e32,m2,ta,mu
+; CHECK:       vfwredsum.vs {{v[0-9]+}}, {{v[0-9]+}}, {{v[0-9]+}}
+  %a = call <vscale x 1 x double> @llvm.riscv.vfwredsum.nxv1f64.nxv4f32(
+    <vscale x 1 x double> %0,
+    <vscale x 4 x float> %1,
+    <vscale x 1 x double> %2,
+    i64 %3)
+
+  ret <vscale x 1 x double> %a
+}
+
+declare <vscale x 1 x double> @llvm.riscv.vfwredsum.mask.nxv1f64.nxv4f32.nxv1f64(
+  <vscale x 1 x double>,
+  <vscale x 4 x float>,
+  <vscale x 1 x double>,
+  <vscale x 4 x i1>,
+  i64);
+
+define <vscale x 1 x double> @intrinsic_vfwredsum_mask_vs_nxv1f64_nxv4f32_nxv1f64(<vscale x 1 x double> %0, <vscale x 4 x float> %1, <vscale x 1 x double> %2, <vscale x 4 x i1> %3, i64 %4) nounwind {
+entry:
+; CHECK-LABEL: intrinsic_vfwredsum_mask_vs_nxv1f64_nxv4f32_nxv1f64
+; CHECK:       vsetvli {{.*}}, {{a[0-9]+}}, e32,m2,ta,mu
+; CHECK:       vfwredsum.vs {{v[0-9]+}}, {{v[0-9]+}}, {{v[0-9]+}}, v0.t
+  %a = call <vscale x 1 x double> @llvm.riscv.vfwredsum.mask.nxv1f64.nxv4f32.nxv1f64(
+    <vscale x 1 x double> %0,
+    <vscale x 4 x float> %1,
+    <vscale x 1 x double> %2,
+    <vscale x 4 x i1> %3,
+    i64 %4)
+
+  ret <vscale x 1 x double> %a
+}
+
+declare <vscale x 1 x double> @llvm.riscv.vfwredsum.nxv1f64.nxv8f32(
+  <vscale x 1 x double>,
+  <vscale x 8 x float>,
+  <vscale x 1 x double>,
+  i64);
+
+define <vscale x 1 x double> @intrinsic_vfwredsum_vs_nxv1f64_nxv8f32_nxv1f64(<vscale x 1 x double> %0, <vscale x 8 x float> %1, <vscale x 1 x double> %2, i64 %3) nounwind {
+entry:
+; CHECK-LABEL: intrinsic_vfwredsum_vs_nxv1f64_nxv8f32_nxv1f64
+; CHECK:       vsetvli {{.*}}, {{a[0-9]+}}, e32,m4,ta,mu
+; CHECK:       vfwredsum.vs {{v[0-9]+}}, {{v[0-9]+}}, {{v[0-9]+}}
+  %a = call <vscale x 1 x double> @llvm.riscv.vfwredsum.nxv1f64.nxv8f32(
+    <vscale x 1 x double> %0,
+    <vscale x 8 x float> %1,
+    <vscale x 1 x double> %2,
+    i64 %3)
+
+  ret <vscale x 1 x double> %a
+}
+
+declare <vscale x 1 x double> @llvm.riscv.vfwredsum.mask.nxv1f64.nxv8f32.nxv1f64(
+  <vscale x 1 x double>,
+  <vscale x 8 x float>,
+  <vscale x 1 x double>,
+  <vscale x 8 x i1>,
+  i64);
+
+define <vscale x 1 x double> @intrinsic_vfwredsum_mask_vs_nxv1f64_nxv8f32_nxv1f64(<vscale x 1 x double> %0, <vscale x 8 x float> %1, <vscale x 1 x double> %2, <vscale x 8 x i1> %3, i64 %4) nounwind {
+entry:
+; CHECK-LABEL: intrinsic_vfwredsum_mask_vs_nxv1f64_nxv8f32_nxv1f64
+; CHECK:       vsetvli {{.*}}, {{a[0-9]+}}, e32,m4,ta,mu
+; CHECK:       vfwredsum.vs {{v[0-9]+}}, {{v[0-9]+}}, {{v[0-9]+}}, v0.t
+  %a = call <vscale x 1 x double> @llvm.riscv.vfwredsum.mask.nxv1f64.nxv8f32.nxv1f64(
+    <vscale x 1 x double> %0,
+    <vscale x 8 x float> %1,
+    <vscale x 1 x double> %2,
+    <vscale x 8 x i1> %3,
+    i64 %4)
+
+  ret <vscale x 1 x double> %a
+}
+
 declare <vscale x 1 x double> @llvm.riscv.vfwredsum.nxv1f64.nxv16f32(
   <vscale x 1 x double>,
   <vscale x 16 x float>,
diff --git a/llvm/test/CodeGen/RISCV/rvv/vwredsum-rv32.ll b/llvm/test/CodeGen/RISCV/rvv/vwredsum-rv32.ll
new file mode 100644
--- /dev/null
+++ b/llvm/test/CodeGen/RISCV/rvv/vwredsum-rv32.ll
@@ -0,0 +1,547 @@
+; RUN: llc -mtriple=riscv32 -mattr=+experimental-v -verify-machineinstrs \
+; RUN:   --riscv-no-aliases < %s | FileCheck %s
+declare <vscale x 4 x i16> @llvm.riscv.vwredsum.nxv4i16.nxv1i8(
+  <vscale x 4 x i16>,
+  <vscale x 1 x i8>,
+  <vscale x 4 x i16>,
+  i32);
+
+define <vscale x 4 x i16> @intrinsic_vwredsum_vs_nxv4i16_nxv1i8_nxv4i16(<vscale x 4 x i16> %0, <vscale x 1 x i8> %1, <vscale x 4 x i16> %2, i32 %3) nounwind {
+entry:
+; CHECK-LABEL: intrinsic_vwredsum_vs_nxv4i16_nxv1i8_nxv4i16
+; CHECK:       vsetvli {{.*}}, {{a[0-9]+}}, e8,mf8,ta,mu
+; CHECK:       vwredsum.vs {{v[0-9]+}}, {{v[0-9]+}}, {{v[0-9]+}}
+  %a = call <vscale x 4 x i16> @llvm.riscv.vwredsum.nxv4i16.nxv1i8(
+    <vscale x 4 x i16> %0,
+    <vscale x 1 x i8> %1,
+    <vscale x 4 x i16> %2,
+    i32 %3)
+
+  ret <vscale x 4 x i16> %a
+}
+
+declare <vscale x 4 x i16> @llvm.riscv.vwredsum.mask.nxv4i16.nxv1i8.nxv4i16(
+  <vscale x 4 x i16>,
+  <vscale x 1 x i8>,
+  <vscale x 4 x i16>,
+  <vscale x 1 x i1>,
+  i32);
+
+define <vscale x 4 x i16> @intrinsic_vwredsum_mask_vs_nxv4i16_nxv1i8_nxv4i16(<vscale x 4 x i16> %0, <vscale x 1 x i8> %1, <vscale x 4 x i16> %2, <vscale x 1 x i1> %3, i32 %4) nounwind {
+entry:
+; CHECK-LABEL: intrinsic_vwredsum_mask_vs_nxv4i16_nxv1i8_nxv4i16
+; CHECK:       vsetvli {{.*}}, {{a[0-9]+}}, e8,mf8,ta,mu
+; CHECK:       vwredsum.vs {{v[0-9]+}}, {{v[0-9]+}}, {{v[0-9]+}}, v0.t
+  %a = call <vscale x 4 x i16> @llvm.riscv.vwredsum.mask.nxv4i16.nxv1i8.nxv4i16(
+    <vscale x 4 x i16> %0,
+    <vscale x 1 x i8> %1,
+    <vscale x 4 x i16> %2,
+    <vscale x 1 x i1> %3,
+    i32 %4)
+
+  ret <vscale x 4 x i16> %a
+}
+
+declare <vscale x 4 x i16> @llvm.riscv.vwredsum.nxv4i16.nxv2i8(
+  <vscale x 4 x i16>,
+  <vscale x 2 x i8>,
+  <vscale x 4 x i16>,
+  i32);
+
+define <vscale x 4 x i16> @intrinsic_vwredsum_vs_nxv4i16_nxv2i8_nxv4i16(<vscale x 4 x i16> %0, <vscale x 2 x i8> %1, <vscale x 4 x i16> %2, i32 %3) nounwind {
+entry:
+; CHECK-LABEL: intrinsic_vwredsum_vs_nxv4i16_nxv2i8_nxv4i16
+; CHECK:       vsetvli {{.*}}, {{a[0-9]+}}, e8,mf4,ta,mu
+; CHECK:       vwredsum.vs {{v[0-9]+}}, {{v[0-9]+}}, {{v[0-9]+}}
+  %a = call <vscale x 4 x i16> @llvm.riscv.vwredsum.nxv4i16.nxv2i8(
+    <vscale x 4 x i16> %0,
+    <vscale x 2 x i8> %1,
+    <vscale x 4 x i16> %2,
+    i32 %3)
+
+  ret <vscale x 4 x i16> %a
+}
+
+declare <vscale x 4 x i16> @llvm.riscv.vwredsum.mask.nxv4i16.nxv2i8.nxv4i16(
+  <vscale x 4 x i16>,
+  <vscale x 2 x i8>,
+  <vscale x 4 x i16>,
+  <vscale x 2 x i1>,
+  i32);
+
+define <vscale x 4 x i16> @intrinsic_vwredsum_mask_vs_nxv4i16_nxv2i8_nxv4i16(<vscale x 4 x i16> %0, <vscale x 2 x i8> %1, <vscale x 4 x i16> %2, <vscale x 2 x i1> %3, i32 %4) nounwind {
+entry:
+; CHECK-LABEL: intrinsic_vwredsum_mask_vs_nxv4i16_nxv2i8_nxv4i16
+; CHECK:       vsetvli {{.*}}, {{a[0-9]+}}, e8,mf4,ta,mu
+; CHECK:       vwredsum.vs {{v[0-9]+}}, {{v[0-9]+}}, {{v[0-9]+}}, v0.t
+  %a = call <vscale x 4 x i16> @llvm.riscv.vwredsum.mask.nxv4i16.nxv2i8.nxv4i16(
+    <vscale x 4 x i16> %0,
+    <vscale x 2 x i8> %1,
+    <vscale x 4 x i16> %2,
+    <vscale x 2 x i1> %3,
+    i32 %4)
+
+  ret <vscale x 4 x i16> %a
+}
+
+declare <vscale x 4 x i16> @llvm.riscv.vwredsum.nxv4i16.nxv4i8(
+  <vscale x 4 x i16>,
+  <vscale x 4 x i8>,
+  <vscale x 4 x i16>,
+  i32);
+
+define <vscale x 4 x i16> @intrinsic_vwredsum_vs_nxv4i16_nxv4i8_nxv4i16(<vscale x 4 x i16> %0, <vscale x 4 x i8> %1, <vscale x 4 x i16> %2, i32 %3) nounwind {
+entry:
+; CHECK-LABEL: intrinsic_vwredsum_vs_nxv4i16_nxv4i8_nxv4i16
+; CHECK:       vsetvli {{.*}}, {{a[0-9]+}}, e8,mf2,ta,mu
+; CHECK:       vwredsum.vs {{v[0-9]+}}, {{v[0-9]+}}, {{v[0-9]+}}
+  %a = call <vscale x 4 x i16> @llvm.riscv.vwredsum.nxv4i16.nxv4i8(
+    <vscale x 4 x i16> %0,
+    <vscale x 4 x i8> %1,
+    <vscale x 4 x i16> %2,
+    i32 %3)
+
+  ret <vscale x 4 x i16> %a
+}
+
+declare <vscale x 4 x i16> @llvm.riscv.vwredsum.mask.nxv4i16.nxv4i8.nxv4i16(
+  <vscale x 4 x i16>,
+  <vscale x 4 x i8>,
+  <vscale x 4 x i16>,
+  <vscale x 4 x i1>,
+  i32);
+
+define <vscale x 4 x i16> @intrinsic_vwredsum_mask_vs_nxv4i16_nxv4i8_nxv4i16(<vscale x 4 x i16> %0, <vscale x 4 x i8> %1, <vscale x 4 x i16> %2, <vscale x 4 x i1> %3, i32 %4) nounwind {
+entry:
+; CHECK-LABEL: intrinsic_vwredsum_mask_vs_nxv4i16_nxv4i8_nxv4i16
+; CHECK:       vsetvli {{.*}}, {{a[0-9]+}}, e8,mf2,ta,mu
+; CHECK:       vwredsum.vs {{v[0-9]+}}, {{v[0-9]+}}, {{v[0-9]+}}, v0.t
+  %a = call <vscale x 4 x i16> @llvm.riscv.vwredsum.mask.nxv4i16.nxv4i8.nxv4i16(
+    <vscale x 4 x i16> %0,
+    <vscale x 4 x i8> %1,
+    <vscale x 4 x i16> %2,
+    <vscale x 4 x i1> %3,
+    i32 %4)
+
+  ret <vscale x 4 x i16> %a
+}
+
+declare <vscale x 4 x i16> @llvm.riscv.vwredsum.nxv4i16.nxv8i8(
+  <vscale x 4 x i16>,
+  <vscale x 8 x i8>,
+  <vscale x 4 x i16>,
+  i32);
+
+define <vscale x 4 x i16> @intrinsic_vwredsum_vs_nxv4i16_nxv8i8_nxv4i16(<vscale x 4 x i16> %0, <vscale x 8 x i8> %1, <vscale x 4 x i16> %2, i32 %3) nounwind {
+entry:
+; CHECK-LABEL: intrinsic_vwredsum_vs_nxv4i16_nxv8i8_nxv4i16
+; CHECK:       vsetvli {{.*}}, {{a[0-9]+}}, e8,m1,ta,mu
+; CHECK:       vwredsum.vs {{v[0-9]+}}, {{v[0-9]+}}, {{v[0-9]+}}
+  %a = call <vscale x 4 x i16> @llvm.riscv.vwredsum.nxv4i16.nxv8i8(
+    <vscale x 4 x i16> %0,
+    <vscale x 8 x i8> %1,
+    <vscale x 4 x i16> %2,
+    i32 %3)
+
+  ret <vscale x 4 x i16> %a
+}
+
+declare <vscale x 4 x i16> @llvm.riscv.vwredsum.mask.nxv4i16.nxv8i8.nxv4i16(
+  <vscale x 4 x i16>,
+  <vscale x 8 x i8>,
+  <vscale x 4 x i16>,
+  <vscale x 8 x i1>,
+  i32);
+
+define <vscale x 4 x i16> @intrinsic_vwredsum_mask_vs_nxv4i16_nxv8i8_nxv4i16(<vscale x 4 x i16> %0, <vscale x 8 x i8> %1, <vscale x 4 x i16> %2, <vscale x 8 x i1> %3, i32 %4) nounwind {
+entry:
+; CHECK-LABEL: intrinsic_vwredsum_mask_vs_nxv4i16_nxv8i8_nxv4i16
+; CHECK:       vsetvli {{.*}}, {{a[0-9]+}}, e8,m1,ta,mu
+; CHECK:       vwredsum.vs {{v[0-9]+}}, {{v[0-9]+}}, {{v[0-9]+}}, v0.t
+  %a = call <vscale x 4 x i16> @llvm.riscv.vwredsum.mask.nxv4i16.nxv8i8.nxv4i16(
+    <vscale x 4 x i16> %0,
+    <vscale x 8 x i8> %1,
+    <vscale x 4 x i16> %2,
+    <vscale x 8 x i1> %3,
+    i32 %4)
+
+  ret <vscale x 4 x i16> %a
+}
+
+declare <vscale x 4 x i16> @llvm.riscv.vwredsum.nxv4i16.nxv16i8(
+  <vscale x 4 x i16>,
+  <vscale x 16 x i8>,
+  <vscale x 4 x i16>,
+  i32);
+
+define <vscale x 4 x i16> @intrinsic_vwredsum_vs_nxv4i16_nxv16i8_nxv4i16(<vscale x 4 x i16> %0, <vscale x 16 x i8> %1, <vscale x 4 x i16> %2, i32 %3) nounwind {
+entry:
+; CHECK-LABEL: intrinsic_vwredsum_vs_nxv4i16_nxv16i8_nxv4i16
+; CHECK:       vsetvli {{.*}}, {{a[0-9]+}}, e8,m2,ta,mu
+; CHECK:       vwredsum.vs {{v[0-9]+}}, {{v[0-9]+}}, {{v[0-9]+}}
+  %a = call <vscale x 4 x i16> @llvm.riscv.vwredsum.nxv4i16.nxv16i8(
+    <vscale x 4 x i16> %0,
+    <vscale x 16 x i8> %1,
+    <vscale x 4 x i16> %2,
+    i32 %3)
+
+  ret <vscale x 4 x i16> %a
+}
+
+declare <vscale x 4 x i16> @llvm.riscv.vwredsum.mask.nxv4i16.nxv16i8.nxv4i16(
+  <vscale x 4 x i16>,
+  <vscale x 16 x i8>,
+  <vscale x 4 x i16>,
+  <vscale x 16 x i1>,
+  i32);
+
+define <vscale x 4 x i16> @intrinsic_vwredsum_mask_vs_nxv4i16_nxv16i8_nxv4i16(<vscale x 4 x i16> %0, <vscale x 16 x i8> %1, <vscale x 4 x i16> %2, <vscale x 16 x i1> %3, i32 %4) nounwind {
+entry:
+; CHECK-LABEL: intrinsic_vwredsum_mask_vs_nxv4i16_nxv16i8_nxv4i16
+; CHECK:       vsetvli {{.*}}, {{a[0-9]+}}, e8,m2,ta,mu
+; CHECK:       vwredsum.vs {{v[0-9]+}}, {{v[0-9]+}}, {{v[0-9]+}}, v0.t
+  %a = call <vscale x 4 x i16> @llvm.riscv.vwredsum.mask.nxv4i16.nxv16i8.nxv4i16(
+    <vscale x 4 x i16> %0,
+    <vscale x 16 x i8> %1,
+    <vscale x 4 x i16> %2,
+    <vscale x 16 x i1> %3,
+    i32 %4)
+
+  ret <vscale x 4 x i16> %a
+}
+
+declare <vscale x 4 x i16> @llvm.riscv.vwredsum.nxv4i16.nxv32i8(
+  <vscale x 4 x i16>,
+  <vscale x 32 x i8>,
+  <vscale x 4 x i16>,
+  i32);
+
+define <vscale x 4 x i16> @intrinsic_vwredsum_vs_nxv4i16_nxv32i8_nxv4i16(<vscale x 4 x i16> %0, <vscale x 32 x i8> %1, <vscale x 4 x i16> %2, i32 %3) nounwind {
+entry:
+; CHECK-LABEL: intrinsic_vwredsum_vs_nxv4i16_nxv32i8_nxv4i16
+; CHECK:       vsetvli {{.*}}, {{a[0-9]+}}, e8,m4,ta,mu
+; CHECK:       vwredsum.vs {{v[0-9]+}}, {{v[0-9]+}}, {{v[0-9]+}}
+  %a = call <vscale x 4 x i16> @llvm.riscv.vwredsum.nxv4i16.nxv32i8(
+    <vscale x 4 x i16> %0,
+    <vscale x 32 x i8> %1,
+    <vscale x 4 x i16> %2,
+    i32 %3)
+
+  ret <vscale x 4 x i16> %a
+}
+
+declare <vscale x 4 x i16> @llvm.riscv.vwredsum.mask.nxv4i16.nxv32i8.nxv4i16(
+  <vscale x 4 x i16>,
+  <vscale x 32 x i8>,
+  <vscale x 4 x i16>,
+  <vscale x 32 x i1>,
+  i32);
+
+define <vscale x 4 x i16> @intrinsic_vwredsum_mask_vs_nxv4i16_nxv32i8_nxv4i16(<vscale x 4 x i16> %0, <vscale x 32 x i8> %1, <vscale x 4 x i16> %2, <vscale x 32 x i1> %3, i32 %4) nounwind {
+entry:
+; CHECK-LABEL: intrinsic_vwredsum_mask_vs_nxv4i16_nxv32i8_nxv4i16
+; CHECK:       vsetvli {{.*}}, {{a[0-9]+}}, e8,m4,ta,mu
+; CHECK:       vwredsum.vs {{v[0-9]+}}, {{v[0-9]+}}, {{v[0-9]+}}, v0.t
+  %a = call <vscale x 4 x i16> @llvm.riscv.vwredsum.mask.nxv4i16.nxv32i8.nxv4i16(
+    <vscale x 4 x i16> %0,
+    <vscale x 32 x i8> %1,
+    <vscale x 4 x i16> %2,
+    <vscale x 32 x i1> %3,
+    i32 %4)
+
+  ret <vscale x 4 x i16> %a
+}
+
+declare <vscale x 4 x i16> @llvm.riscv.vwredsum.nxv4i16.nxv64i8(
+  <vscale x 4 x i16>,
+  <vscale x 64 x i8>,
+  <vscale x 4 x i16>,
+  i32);
+
+define <vscale x 4 x i16> @intrinsic_vwredsum_vs_nxv4i16_nxv64i8_nxv4i16(<vscale x 4 x i16> %0, <vscale x 64 x i8> %1, <vscale x 4 x i16> %2, i32 %3) nounwind {
+entry:
+; CHECK-LABEL: intrinsic_vwredsum_vs_nxv4i16_nxv64i8_nxv4i16
+; CHECK:       vsetvli {{.*}}, {{a[0-9]+}}, e8,m8,ta,mu
+; CHECK:       vwredsum.vs {{v[0-9]+}}, {{v[0-9]+}}, {{v[0-9]+}}
+  %a = call <vscale x 4 x i16> @llvm.riscv.vwredsum.nxv4i16.nxv64i8(
+    <vscale x 4 x i16> %0,
+    <vscale x 64 x i8> %1,
+    <vscale x 4 x i16> %2,
+    i32 %3)
+
+  ret <vscale x 4 x i16> %a
+}
+
+declare <vscale x 4 x i16> @llvm.riscv.vwredsum.mask.nxv4i16.nxv64i8.nxv4i16(
+  <vscale x 4 x i16>,
+  <vscale x 64 x i8>,
+  <vscale x 4 x i16>,
+  <vscale x 64 x i1>,
+  i32);
+
+define <vscale x 4 x i16> @intrinsic_vwredsum_mask_vs_nxv4i16_nxv64i8_nxv4i16(<vscale x 4 x i16> %0, <vscale x 64 x i8> %1, <vscale x 4 x i16> %2, <vscale x 64 x i1> %3, i32 %4) nounwind {
+entry:
+; CHECK-LABEL: intrinsic_vwredsum_mask_vs_nxv4i16_nxv64i8_nxv4i16
+; CHECK:       vsetvli {{.*}}, {{a[0-9]+}}, e8,m8,ta,mu
+; CHECK:       vwredsum.vs {{v[0-9]+}}, {{v[0-9]+}}, {{v[0-9]+}}, v0.t
+  %a = call <vscale x 4 x i16> @llvm.riscv.vwredsum.mask.nxv4i16.nxv64i8.nxv4i16(
+    <vscale x 4 x i16> %0,
+    <vscale x 64 x i8> %1,
+    <vscale x 4 x i16> %2,
+    <vscale x 64 x i1> %3,
+    i32 %4)
+
+  ret <vscale x 4 x i16> %a
+}
+
+declare <vscale x 2 x i32> @llvm.riscv.vwredsum.nxv2i32.nxv1i16(
+  <vscale x 2 x i32>,
+  <vscale x 1 x i16>,
+  <vscale x 2 x i32>,
+  i32);
+
+define <vscale x 2 x i32> @intrinsic_vwredsum_vs_nxv2i32_nxv1i16_nxv2i32(<vscale x 2 x i32> %0, <vscale x 1 x i16> %1, <vscale x 2 x i32> %2, i32 %3) nounwind {
+entry:
+; CHECK-LABEL: intrinsic_vwredsum_vs_nxv2i32_nxv1i16_nxv2i32
+; CHECK:       vsetvli {{.*}}, {{a[0-9]+}}, e16,mf4,ta,mu
+; CHECK:       vwredsum.vs {{v[0-9]+}}, {{v[0-9]+}}, {{v[0-9]+}}
+  %a = call <vscale x 2 x i32> @llvm.riscv.vwredsum.nxv2i32.nxv1i16(
+    <vscale x 2 x i32> %0,
+    <vscale x 1 x i16> %1,
+    <vscale x 2 x i32> %2,
+    i32 %3)
+
+  ret <vscale x 2 x i32> %a
+}
+
+declare <vscale x 2 x i32> @llvm.riscv.vwredsum.mask.nxv2i32.nxv1i16.nxv2i32(
+  <vscale x 2 x i32>,
+  <vscale x 1 x i16>,
+  <vscale x 2 x i32>,
+  <vscale x 1 x i1>,
+  i32);
+
+define <vscale x 2 x i32> @intrinsic_vwredsum_mask_vs_nxv2i32_nxv1i16_nxv2i32(<vscale x 2 x i32> %0, <vscale x 1 x i16> %1, <vscale x 2 x i32> %2, <vscale x 1 x i1> %3, i32 %4) nounwind {
+entry:
+; CHECK-LABEL: intrinsic_vwredsum_mask_vs_nxv2i32_nxv1i16_nxv2i32
+; CHECK:       vsetvli {{.*}}, {{a[0-9]+}}, e16,mf4,ta,mu
+; CHECK:       vwredsum.vs {{v[0-9]+}}, {{v[0-9]+}}, {{v[0-9]+}}, v0.t
+  %a = call <vscale x 2 x i32> @llvm.riscv.vwredsum.mask.nxv2i32.nxv1i16.nxv2i32(
+    <vscale x 2 x i32> %0,
+    <vscale x 1 x i16> %1,
+    <vscale x 2 x i32> %2,
+    <vscale x 1 x i1> %3,
+    i32 %4)
+
+  ret <vscale x 2 x i32> %a
+}
+
+declare <vscale x 2 x i32> @llvm.riscv.vwredsum.nxv2i32.nxv2i16(
+  <vscale x 2 x i32>,
+  <vscale x 2 x i16>,
+  <vscale x 2 x i32>,
+  i32);
+
+define <vscale x 2 x i32> @intrinsic_vwredsum_vs_nxv2i32_nxv2i16_nxv2i32(<vscale x 2 x i32> %0, <vscale x 2 x i16> %1, <vscale x 2 x i32> %2, i32 %3) nounwind {
+entry:
+; CHECK-LABEL: intrinsic_vwredsum_vs_nxv2i32_nxv2i16_nxv2i32
+; CHECK:       vsetvli {{.*}}, {{a[0-9]+}}, e16,mf2,ta,mu
+; CHECK:       vwredsum.vs {{v[0-9]+}}, {{v[0-9]+}}, {{v[0-9]+}}
+  %a = call <vscale x 2 x i32> @llvm.riscv.vwredsum.nxv2i32.nxv2i16(
+    <vscale x 2 x i32> %0,
+    <vscale x 2 x i16> %1,
+    <vscale x 2 x i32> %2,
+    i32 %3)
+
+  ret <vscale x 2 x i32> %a
+}
+
+declare <vscale x 2 x i32> @llvm.riscv.vwredsum.mask.nxv2i32.nxv2i16.nxv2i32(
+  <vscale x 2 x i32>,
+  <vscale x 2 x i16>,
+  <vscale x 2 x i32>,
+  <vscale x 2 x i1>,
+  i32);
+
+define <vscale x 2 x i32> @intrinsic_vwredsum_mask_vs_nxv2i32_nxv2i16_nxv2i32(<vscale x 2 x i32> %0, <vscale x 2 x i16> %1, <vscale x 2 x i32> %2, <vscale x 2 x i1> %3, i32 %4) nounwind {
+entry:
+; CHECK-LABEL: intrinsic_vwredsum_mask_vs_nxv2i32_nxv2i16_nxv2i32
+; CHECK:       vsetvli {{.*}}, {{a[0-9]+}}, e16,mf2,ta,mu
+; CHECK:       vwredsum.vs {{v[0-9]+}}, {{v[0-9]+}}, {{v[0-9]+}}, v0.t
+  %a = call <vscale x 2 x i32> @llvm.riscv.vwredsum.mask.nxv2i32.nxv2i16.nxv2i32(
+    <vscale x 2 x i32> %0,
+    <vscale x 2 x i16> %1,
+    <vscale x 2 x i32> %2,
+    <vscale x 2 x i1> %3,
+    i32 %4)
+
+  ret <vscale x 2 x i32> %a
+}
+
+declare <vscale x 2 x i32> @llvm.riscv.vwredsum.nxv2i32.nxv4i16(
+  <vscale x 2 x i32>,
+  <vscale x 4 x i16>,
+  <vscale x 2 x i32>,
+  i32);
+
+define <vscale x 2 x i32> @intrinsic_vwredsum_vs_nxv2i32_nxv4i16_nxv2i32(<vscale x 2 x i32> %0, <vscale x 4 x i16> %1, <vscale x 2 x i32> %2, i32 %3) nounwind {
+entry:
+; CHECK-LABEL: intrinsic_vwredsum_vs_nxv2i32_nxv4i16_nxv2i32
+; CHECK:       vsetvli {{.*}}, {{a[0-9]+}}, e16,m1,ta,mu
+; CHECK:       vwredsum.vs {{v[0-9]+}}, {{v[0-9]+}}, {{v[0-9]+}}
+  %a = call <vscale x 2 x i32> @llvm.riscv.vwredsum.nxv2i32.nxv4i16(
+    <vscale x 2 x i32> %0,
+    <vscale x 4 x i16> %1,
+    <vscale x 2 x i32> %2,
+    i32 %3)
+
+  ret <vscale x 2 x i32> %a
+}
+
+declare <vscale x 2 x i32> @llvm.riscv.vwredsum.mask.nxv2i32.nxv4i16.nxv2i32(
+  <vscale x 2 x i32>,
+  <vscale x 4 x i16>,
+  <vscale x 2 x i32>,
+  <vscale x 4 x i1>,
+  i32);
+
+define <vscale x 2 x i32> @intrinsic_vwredsum_mask_vs_nxv2i32_nxv4i16_nxv2i32(<vscale x 2 x i32> %0, <vscale x 4 x i16> %1, <vscale x 2 x i32> %2, <vscale x 4 x i1> %3, i32 %4) nounwind {
+entry:
+; CHECK-LABEL: intrinsic_vwredsum_mask_vs_nxv2i32_nxv4i16_nxv2i32
+; CHECK:       vsetvli {{.*}}, {{a[0-9]+}}, e16,m1,ta,mu
+; CHECK:       vwredsum.vs {{v[0-9]+}}, {{v[0-9]+}}, {{v[0-9]+}}, v0.t
+  %a = call <vscale x 2 x i32> @llvm.riscv.vwredsum.mask.nxv2i32.nxv4i16.nxv2i32(
+    <vscale x 2 x i32> %0,
+    <vscale x 4 x i16> %1,
+    <vscale x 2 x i32> %2,
+    <vscale x 4 x i1> %3,
+    i32 %4)
+
+  ret <vscale x 2 x i32> %a
+}
+
+declare <vscale x 2 x i32> @llvm.riscv.vwredsum.nxv2i32.nxv8i16(
+  <vscale x 2 x i32>,
+  <vscale x 8 x i16>,
+  <vscale x 2 x i32>,
+  i32);
+
+define <vscale x 2 x i32> @intrinsic_vwredsum_vs_nxv2i32_nxv8i16_nxv2i32(<vscale x 2 x i32> %0, <vscale x 8 x i16> %1, <vscale x 2 x i32> %2, i32 %3) nounwind {
+entry:
+; CHECK-LABEL: intrinsic_vwredsum_vs_nxv2i32_nxv8i16_nxv2i32
+; CHECK:       vsetvli {{.*}}, {{a[0-9]+}}, e16,m2,ta,mu
+; CHECK:       vwredsum.vs {{v[0-9]+}}, {{v[0-9]+}}, {{v[0-9]+}}
+  %a = call <vscale x 2 x i32> @llvm.riscv.vwredsum.nxv2i32.nxv8i16(
+    <vscale x 2 x i32> %0,
+    <vscale x 8 x i16> %1,
+    <vscale x 2 x i32> %2,
+    i32 %3)
+
+  ret <vscale x 2 x i32> %a
+}
+
+declare <vscale x 2 x i32> @llvm.riscv.vwredsum.mask.nxv2i32.nxv8i16.nxv2i32(
+  <vscale x 2 x i32>,
+  <vscale x 8 x i16>,
+  <vscale x 2 x i32>,
+  <vscale x 8 x i1>,
+  i32);
+
+define <vscale x 2 x i32> @intrinsic_vwredsum_mask_vs_nxv2i32_nxv8i16_nxv2i32(<vscale x 2 x i32> %0, <vscale x 8 x i16> %1, <vscale x 2 x i32> %2, <vscale x 8 x i1> %3, i32 %4) nounwind {
+entry:
+; CHECK-LABEL: intrinsic_vwredsum_mask_vs_nxv2i32_nxv8i16_nxv2i32
+; CHECK:       vsetvli {{.*}}, {{a[0-9]+}}, e16,m2,ta,mu
+; CHECK:       vwredsum.vs {{v[0-9]+}}, {{v[0-9]+}}, {{v[0-9]+}}, v0.t
+  %a = call <vscale x 2 x i32> @llvm.riscv.vwredsum.mask.nxv2i32.nxv8i16.nxv2i32(
+    <vscale x 2 x i32> %0,
+    <vscale x 8 x i16> %1,
+    <vscale x 2 x i32> %2,
+    <vscale x 8 x i1> %3,
+    i32 %4)
+
+  ret <vscale x 2 x i32> %a
+}
+
+declare <vscale x 2 x i32> @llvm.riscv.vwredsum.nxv2i32.nxv16i16(
+  <vscale x 2 x i32>,
+  <vscale x 16 x i16>,
+  <vscale x 2 x i32>,
+  i32);
+
+define <vscale x 2 x i32> @intrinsic_vwredsum_vs_nxv2i32_nxv16i16_nxv2i32(<vscale x 2 x i32> %0, <vscale x 16 x i16> %1, <vscale x 2 x i32> %2, i32 %3) nounwind {
+entry:
+; CHECK-LABEL: intrinsic_vwredsum_vs_nxv2i32_nxv16i16_nxv2i32
+; CHECK:       vsetvli {{.*}}, {{a[0-9]+}}, e16,m4,ta,mu
+; CHECK:       vwredsum.vs {{v[0-9]+}}, {{v[0-9]+}}, {{v[0-9]+}}
+  %a = call <vscale x 2 x i32> @llvm.riscv.vwredsum.nxv2i32.nxv16i16(
+    <vscale x 2 x i32> %0,
+    <vscale x 16 x i16> %1,
+    <vscale x 2 x i32> %2,
+    i32 %3)
+
+  ret <vscale x 2 x i32> %a
+}
+
+declare <vscale x 2 x i32> @llvm.riscv.vwredsum.mask.nxv2i32.nxv16i16.nxv2i32(
+  <vscale x 2 x i32>,
+  <vscale x 16 x i16>,
+  <vscale x 2 x i32>,
+  <vscale x 16 x i1>,
+  i32);
+
+define <vscale x 2 x i32> @intrinsic_vwredsum_mask_vs_nxv2i32_nxv16i16_nxv2i32(<vscale x 2 x i32> %0, <vscale x 16 x i16> %1, <vscale x 2 x i32> %2, <vscale x 16 x i1> %3, i32 %4) nounwind {
+entry:
+; CHECK-LABEL: intrinsic_vwredsum_mask_vs_nxv2i32_nxv16i16_nxv2i32
+; CHECK:       vsetvli {{.*}}, {{a[0-9]+}}, e16,m4,ta,mu
+; CHECK:       vwredsum.vs {{v[0-9]+}}, {{v[0-9]+}}, {{v[0-9]+}}, v0.t
+  %a = call <vscale x 2 x i32> @llvm.riscv.vwredsum.mask.nxv2i32.nxv16i16.nxv2i32(
+    <vscale x 2 x i32> %0,
+    <vscale x 16 x i16> %1,
+    <vscale x 2 x i32> %2,
+    <vscale x 16 x i1> %3,
+    i32 %4)
+
+  ret <vscale x 2 x i32> %a
+}
+
+declare <vscale x 2 x i32> @llvm.riscv.vwredsum.nxv2i32.nxv32i16(
+  <vscale x 2 x i32>,
+  <vscale x 32 x i16>,
+  <vscale x 2 x i32>,
+  i32);
+
+define <vscale x 2 x i32> @intrinsic_vwredsum_vs_nxv2i32_nxv32i16_nxv2i32(<vscale x 2 x i32> %0, <vscale x 32 x i16> %1, <vscale x 2 x i32> %2, i32 %3) nounwind {
+entry:
+; CHECK-LABEL: intrinsic_vwredsum_vs_nxv2i32_nxv32i16_nxv2i32
+; CHECK:       vsetvli {{.*}}, {{a[0-9]+}}, e16,m8,ta,mu
+; CHECK:       vwredsum.vs {{v[0-9]+}}, {{v[0-9]+}}, {{v[0-9]+}}
+  %a = call <vscale x 2 x i32> @llvm.riscv.vwredsum.nxv2i32.nxv32i16(
+    <vscale x 2 x i32> %0,
+    <vscale x 32 x i16> %1,
+    <vscale x 2 x i32> %2,
+    i32 %3)
+
+  ret <vscale x 2 x i32> %a
+}
+
+declare <vscale x 2 x i32> @llvm.riscv.vwredsum.mask.nxv2i32.nxv32i16.nxv2i32(
+  <vscale x 2 x i32>,
+  <vscale x 32 x i16>,
+  <vscale x 2 x i32>,
+  <vscale x 32 x i1>,
+  i32);
+
+define <vscale x 2 x i32> @intrinsic_vwredsum_mask_vs_nxv2i32_nxv32i16_nxv2i32(<vscale x 2 x i32> %0, <vscale x 32 x i16> %1, <vscale x 2 x i32> %2, <vscale x 32 x i1> %3, i32 %4) nounwind {
+entry:
+; CHECK-LABEL: intrinsic_vwredsum_mask_vs_nxv2i32_nxv32i16_nxv2i32
+; CHECK:       vsetvli {{.*}}, {{a[0-9]+}}, e16,m8,ta,mu
+; CHECK:       vwredsum.vs {{v[0-9]+}}, {{v[0-9]+}}, {{v[0-9]+}}, v0.t
+  %a = call <vscale x 2 x i32> @llvm.riscv.vwredsum.mask.nxv2i32.nxv32i16.nxv2i32(
+    <vscale x 2 x i32> %0,
+    <vscale x 32 x i16> %1,
+    <vscale x 2 x i32> %2,
+    <vscale x 32 x i1> %3,
+    i32 %4)
+
+  ret <vscale x 2 x i32> %a
+}
diff --git a/llvm/test/CodeGen/RISCV/rvv/vwredsum-rv64.ll b/llvm/test/CodeGen/RISCV/rvv/vwredsum-rv64.ll
new file mode 100644
--- /dev/null
+++ b/llvm/test/CodeGen/RISCV/rvv/vwredsum-rv64.ll
@@ -0,0 +1,757 @@
+; RUN: llc -mtriple=riscv64 -mattr=+experimental-v -verify-machineinstrs \
+; RUN:   --riscv-no-aliases < %s | FileCheck %s
+declare <vscale x 4 x i16> @llvm.riscv.vwredsum.nxv4i16.nxv1i8(
+  <vscale x 4 x i16>,
+  <vscale x 1 x i8>,
+  <vscale x 4 x i16>,
+  i64);
+
+define <vscale x 4 x i16> @intrinsic_vwredsum_vs_nxv4i16_nxv1i8_nxv4i16(<vscale x 4 x i16> %0, <vscale x 1 x i8> %1, <vscale x 4 x i16> %2, i64 %3) nounwind {
+entry:
+; CHECK-LABEL: intrinsic_vwredsum_vs_nxv4i16_nxv1i8_nxv4i16
+; CHECK:       vsetvli {{.*}}, {{a[0-9]+}}, e8,mf8,ta,mu
+; CHECK:       vwredsum.vs {{v[0-9]+}}, {{v[0-9]+}}, {{v[0-9]+}}
+  %a = call <vscale x 4 x i16> @llvm.riscv.vwredsum.nxv4i16.nxv1i8(
+    <vscale x 4 x i16> %0,
+    <vscale x 1 x i8> %1,
+    <vscale x 4 x i16> %2,
+    i64 %3)
+
+  ret <vscale x 4 x i16> %a
+}
+
+declare <vscale x 4 x i16> @llvm.riscv.vwredsum.mask.nxv4i16.nxv1i8.nxv4i16(
+  <vscale x 4 x i16>,
+  <vscale x 1 x i8>,
+  <vscale x 4 x i16>,
+  <vscale x 1 x i1>,
+  i64);
+
+define <vscale x 4 x i16> @intrinsic_vwredsum_mask_vs_nxv4i16_nxv1i8_nxv4i16(<vscale x 4 x i16> %0, <vscale x 1 x i8> %1, <vscale x 4 x i16> %2, <vscale x 1 x i1> %3, i64 %4) nounwind {
+entry:
+; CHECK-LABEL: intrinsic_vwredsum_mask_vs_nxv4i16_nxv1i8_nxv4i16
+; CHECK:       vsetvli {{.*}}, {{a[0-9]+}}, e8,mf8,ta,mu
+; CHECK:       vwredsum.vs {{v[0-9]+}}, {{v[0-9]+}}, {{v[0-9]+}}, v0.t
+  %a = call <vscale x 4 x i16> @llvm.riscv.vwredsum.mask.nxv4i16.nxv1i8.nxv4i16(
+    <vscale x 4 x i16> %0,
+    <vscale x 1 x i8> %1,
+    <vscale x 4 x i16> %2,
+    <vscale x 1 x i1> %3,
+    i64 %4)
+
+  ret <vscale x 4 x i16> %a
+}
+
+declare <vscale x 4 x i16> @llvm.riscv.vwredsum.nxv4i16.nxv2i8(
+  <vscale x 4 x i16>,
+  <vscale x 2 x i8>,
+  <vscale x 4 x i16>,
+  i64);
+
+define <vscale x 4 x i16> @intrinsic_vwredsum_vs_nxv4i16_nxv2i8_nxv4i16(<vscale x 4 x i16> %0, <vscale x 2 x i8> %1, <vscale x 4 x i16> %2, i64 %3) nounwind {
+entry:
+; CHECK-LABEL: intrinsic_vwredsum_vs_nxv4i16_nxv2i8_nxv4i16
+; CHECK:       vsetvli {{.*}}, {{a[0-9]+}}, e8,mf4,ta,mu
+; CHECK:       vwredsum.vs {{v[0-9]+}}, {{v[0-9]+}}, {{v[0-9]+}}
+  %a = call <vscale x 4 x i16> @llvm.riscv.vwredsum.nxv4i16.nxv2i8(
+    <vscale x 4 x i16> %0,
+    <vscale x 2 x i8> %1,
+    <vscale x 4 x i16> %2,
+    i64 %3)
+
+  ret <vscale x 4 x i16> %a
+}
+
+declare <vscale x 4 x i16> @llvm.riscv.vwredsum.mask.nxv4i16.nxv2i8.nxv4i16(
+  <vscale x 4 x i16>,
+  <vscale x 2 x i8>,
+  <vscale x 4 x i16>,
+  <vscale x 2 x i1>,
+  i64);
+
+define <vscale x 4 x i16> @intrinsic_vwredsum_mask_vs_nxv4i16_nxv2i8_nxv4i16(<vscale x 4 x i16> %0, <vscale x 2 x i8> %1, <vscale x 4 x i16> %2, <vscale x 2 x i1> %3, i64 %4) nounwind {
+entry:
+; CHECK-LABEL: intrinsic_vwredsum_mask_vs_nxv4i16_nxv2i8_nxv4i16
+; CHECK:       vsetvli {{.*}}, {{a[0-9]+}}, e8,mf4,ta,mu
+; CHECK:       vwredsum.vs {{v[0-9]+}}, {{v[0-9]+}}, {{v[0-9]+}}, v0.t
+  %a = call <vscale x 4 x i16> @llvm.riscv.vwredsum.mask.nxv4i16.nxv2i8.nxv4i16(
+    <vscale x 4 x i16> %0,
+    <vscale x 2 x i8> %1,
+    <vscale x 4 x i16> %2,
+    <vscale x 2 x i1> %3,
+    i64 %4)
+
+  ret <vscale x 4 x i16> %a
+}
+
+declare <vscale x 4 x i16> @llvm.riscv.vwredsum.nxv4i16.nxv4i8(
+  <vscale x 4 x i16>,
+  <vscale x 4 x i8>,
+  <vscale x 4 x i16>,
+  i64);
+
+define <vscale x 4 x i16> @intrinsic_vwredsum_vs_nxv4i16_nxv4i8_nxv4i16(<vscale x 4 x i16> %0, <vscale x 4 x i8> %1, <vscale x 4 x i16> %2, i64 %3) nounwind {
+entry:
+; CHECK-LABEL: intrinsic_vwredsum_vs_nxv4i16_nxv4i8_nxv4i16
+; CHECK:       vsetvli {{.*}}, {{a[0-9]+}}, e8,mf2,ta,mu
+; CHECK:       vwredsum.vs {{v[0-9]+}}, {{v[0-9]+}}, {{v[0-9]+}}
+  %a = call <vscale x 4 x i16> @llvm.riscv.vwredsum.nxv4i16.nxv4i8(
+    <vscale x 4 x i16> %0,
+    <vscale x 4 x i8> %1,
+    <vscale x 4 x i16> %2,
+    i64 %3)
+
+  ret <vscale x 4 x i16> %a
+}
+
+declare <vscale x 4 x i16> @llvm.riscv.vwredsum.mask.nxv4i16.nxv4i8.nxv4i16(
+  <vscale x 4 x i16>,
+  <vscale x 4 x i8>,
+  <vscale x 4 x i16>,
+  <vscale x 4 x i1>,
+  i64);
+
+define <vscale x 4 x i16> @intrinsic_vwredsum_mask_vs_nxv4i16_nxv4i8_nxv4i16(<vscale x 4 x i16> %0, <vscale x 4 x i8> %1, <vscale x 4 x i16> %2, <vscale x 4 x i1> %3, i64 %4) nounwind {
+entry:
+; CHECK-LABEL: intrinsic_vwredsum_mask_vs_nxv4i16_nxv4i8_nxv4i16
+; CHECK:       vsetvli {{.*}}, {{a[0-9]+}}, e8,mf2,ta,mu
+; CHECK:       vwredsum.vs {{v[0-9]+}}, {{v[0-9]+}}, {{v[0-9]+}}, v0.t
+  %a = call <vscale x 4 x i16> @llvm.riscv.vwredsum.mask.nxv4i16.nxv4i8.nxv4i16(
+    <vscale x 4 x i16> %0,
+    <vscale x 4 x i8> %1,
+    <vscale x 4 x i16> %2,
+    <vscale x 4 x i1> %3,
+    i64 %4)
+
+  ret <vscale x 4 x i16> %a
+}
+
+declare <vscale x 4 x i16> @llvm.riscv.vwredsum.nxv4i16.nxv8i8(
+  <vscale x 4 x i16>,
+  <vscale x 8 x i8>,
+  <vscale x 4 x i16>,
+  i64);
+
+define <vscale x 4 x i16> @intrinsic_vwredsum_vs_nxv4i16_nxv8i8_nxv4i16(<vscale x 4 x i16> %0, <vscale x 8 x i8> %1, <vscale x 4 x i16> %2, i64 %3) nounwind {
+entry:
+; CHECK-LABEL: intrinsic_vwredsum_vs_nxv4i16_nxv8i8_nxv4i16
+; CHECK:       vsetvli {{.*}}, {{a[0-9]+}}, e8,m1,ta,mu
+; CHECK:       vwredsum.vs {{v[0-9]+}}, {{v[0-9]+}}, {{v[0-9]+}}
+  %a = call <vscale x 4 x i16> @llvm.riscv.vwredsum.nxv4i16.nxv8i8(
+    <vscale x 4 x i16> %0,
+    <vscale x 8 x i8> %1,
+    <vscale x 4 x i16> %2,
+    i64 %3)
+
+  ret <vscale x 4 x i16> %a
+}
+
+declare <vscale x 4 x i16> @llvm.riscv.vwredsum.mask.nxv4i16.nxv8i8.nxv4i16(
+  <vscale x 4 x i16>,
+  <vscale x 8 x i8>,
+  <vscale x 4 x i16>,
+  <vscale x 8 x i1>,
+  i64);
+
+define <vscale x 4 x i16> @intrinsic_vwredsum_mask_vs_nxv4i16_nxv8i8_nxv4i16(<vscale x 4 x i16> %0, <vscale x 8 x i8> %1, <vscale x 4 x i16> %2, <vscale x 8 x i1> %3, i64 %4) nounwind {
+entry:
+; CHECK-LABEL: intrinsic_vwredsum_mask_vs_nxv4i16_nxv8i8_nxv4i16
+; CHECK:       vsetvli {{.*}}, {{a[0-9]+}}, e8,m1,ta,mu
+; CHECK:       vwredsum.vs {{v[0-9]+}}, {{v[0-9]+}}, {{v[0-9]+}}, v0.t
+  %a = call <vscale x 4 x i16> @llvm.riscv.vwredsum.mask.nxv4i16.nxv8i8.nxv4i16(
+    <vscale x 4 x i16> %0,
+    <vscale x 8 x i8> %1,
+    <vscale x 4 x i16> %2,
+    <vscale x 8 x i1> %3,
+    i64 %4)
+
+  ret <vscale x 4 x i16> %a
+}
+
+declare <vscale x 4 x i16> @llvm.riscv.vwredsum.nxv4i16.nxv16i8(
+  <vscale x 4 x i16>,
+  <vscale x 16 x i8>,
+  <vscale x 4 x i16>,
+  i64);
+
+define <vscale x 4 x i16> @intrinsic_vwredsum_vs_nxv4i16_nxv16i8_nxv4i16(<vscale x 4 x i16> %0, <vscale x 16 x i8> %1, <vscale x 4 x i16> %2, i64 %3) nounwind {
+entry:
+; CHECK-LABEL: intrinsic_vwredsum_vs_nxv4i16_nxv16i8_nxv4i16
+; CHECK:       vsetvli {{.*}}, {{a[0-9]+}}, e8,m2,ta,mu
+; CHECK:       vwredsum.vs {{v[0-9]+}}, {{v[0-9]+}}, {{v[0-9]+}}
+  %a = call <vscale x 4 x i16> @llvm.riscv.vwredsum.nxv4i16.nxv16i8(
+    <vscale x 4 x i16> %0,
+    <vscale x 16 x i8> %1,
+    <vscale x 4 x i16> %2,
+    i64 %3)
+
+  ret <vscale x 4 x i16> %a
+}
+
+declare <vscale x 4 x i16> @llvm.riscv.vwredsum.mask.nxv4i16.nxv16i8.nxv4i16(
+  <vscale x 4 x i16>,
+  <vscale x 16 x i8>,
+  <vscale x 4 x i16>,
+  <vscale x 16 x i1>,
+  i64);
+
+define <vscale x 4 x i16> @intrinsic_vwredsum_mask_vs_nxv4i16_nxv16i8_nxv4i16(<vscale x 4 x i16> %0, <vscale x 16 x i8> %1, <vscale x 4 x i16> %2, <vscale x 16 x i1> %3, i64 %4) nounwind {
+entry:
+; CHECK-LABEL: intrinsic_vwredsum_mask_vs_nxv4i16_nxv16i8_nxv4i16
+; CHECK:       vsetvli {{.*}}, {{a[0-9]+}}, e8,m2,ta,mu
+; CHECK:       vwredsum.vs {{v[0-9]+}}, {{v[0-9]+}}, {{v[0-9]+}}, v0.t
+  %a = call <vscale x 4 x i16> @llvm.riscv.vwredsum.mask.nxv4i16.nxv16i8.nxv4i16(
+    <vscale x 4 x i16> %0,
+    <vscale x 16 x i8> %1,
+    <vscale x 4 x i16> %2,
+    <vscale x 16 x i1> %3,
+    i64 %4)
+
+  ret <vscale x 4 x i16> %a
+}
+
+declare <vscale x 4 x i16> @llvm.riscv.vwredsum.nxv4i16.nxv32i8(
+  <vscale x 4 x i16>,
+  <vscale x 32 x i8>,
+  <vscale x 4 x i16>,
+  i64);
+
+define <vscale x 4 x i16> @intrinsic_vwredsum_vs_nxv4i16_nxv32i8_nxv4i16(<vscale x 4 x i16> %0, <vscale x 32 x i8> %1, <vscale x 4 x i16> %2, i64 %3) nounwind {
+entry:
+; CHECK-LABEL: intrinsic_vwredsum_vs_nxv4i16_nxv32i8_nxv4i16
+; CHECK:       vsetvli {{.*}}, {{a[0-9]+}}, e8,m4,ta,mu
+; CHECK:       vwredsum.vs {{v[0-9]+}}, {{v[0-9]+}}, {{v[0-9]+}}
+  %a = call <vscale x 4 x i16> @llvm.riscv.vwredsum.nxv4i16.nxv32i8(
+    <vscale x 4 x i16> %0,
+    <vscale x 32 x i8> %1,
+    <vscale x 4 x i16> %2,
+    i64 %3)
+
+  ret <vscale x 4 x i16> %a
+}
+
+declare <vscale x 4 x i16> @llvm.riscv.vwredsum.mask.nxv4i16.nxv32i8.nxv4i16(
+  <vscale x 4 x i16>,
+  <vscale x 32 x i8>,
+  <vscale x 4 x i16>,
+  <vscale x 32 x i1>,
+  i64);
+
+define <vscale x 4 x i16> @intrinsic_vwredsum_mask_vs_nxv4i16_nxv32i8_nxv4i16(<vscale x 4 x i16> %0, <vscale x 32 x i8> %1, <vscale x 4 x i16> %2, <vscale x 32 x i1> %3, i64 %4) nounwind {
+entry:
+; CHECK-LABEL: intrinsic_vwredsum_mask_vs_nxv4i16_nxv32i8_nxv4i16
+; CHECK:       vsetvli {{.*}}, {{a[0-9]+}}, e8,m4,ta,mu
+; CHECK:       vwredsum.vs {{v[0-9]+}}, {{v[0-9]+}}, {{v[0-9]+}}, v0.t
+  %a = call <vscale x 4 x i16> @llvm.riscv.vwredsum.mask.nxv4i16.nxv32i8.nxv4i16(
+    <vscale x 4 x i16> %0,
+    <vscale x 32 x i8> %1,
+    <vscale x 4 x i16> %2,
+    <vscale x 32 x i1> %3,
+    i64 %4)
+
+  ret <vscale x 4 x i16> %a
+}
+
+declare <vscale x 4 x i16> @llvm.riscv.vwredsum.nxv4i16.nxv64i8(
+  <vscale x 4 x i16>,
+  <vscale x 64 x i8>,
+  <vscale x 4 x i16>,
+  i64);
+
+define <vscale x 4 x i16> @intrinsic_vwredsum_vs_nxv4i16_nxv64i8_nxv4i16(<vscale x 4 x i16> %0, <vscale x 64 x i8> %1, <vscale x 4 x i16> %2, i64 %3) nounwind {
+entry:
+; CHECK-LABEL: intrinsic_vwredsum_vs_nxv4i16_nxv64i8_nxv4i16
+; CHECK:       vsetvli {{.*}}, {{a[0-9]+}}, e8,m8,ta,mu
+; CHECK:       vwredsum.vs {{v[0-9]+}}, {{v[0-9]+}}, {{v[0-9]+}}
+  %a = call <vscale x 4 x i16> @llvm.riscv.vwredsum.nxv4i16.nxv64i8(
+    <vscale x 4 x i16> %0,
+    <vscale x 64 x i8> %1,
+    <vscale x 4 x i16> %2,
+    i64 %3)
+
+  ret <vscale x 4 x i16> %a
+}
+
+declare <vscale x 4 x i16> @llvm.riscv.vwredsum.mask.nxv4i16.nxv64i8.nxv4i16(
+  <vscale x 4 x i16>,
+  <vscale x 64 x i8>,
+  <vscale x 4 x i16>,
+  <vscale x 64 x i1>,
+  i64);
+
+define <vscale x 4 x i16> @intrinsic_vwredsum_mask_vs_nxv4i16_nxv64i8_nxv4i16(<vscale x 4 x i16> %0, <vscale x 64 x i8> %1, <vscale x 4 x i16> %2, <vscale x 64 x i1> %3, i64 %4) nounwind {
+entry:
+; CHECK-LABEL: intrinsic_vwredsum_mask_vs_nxv4i16_nxv64i8_nxv4i16
+; CHECK:       vsetvli {{.*}}, {{a[0-9]+}}, e8,m8,ta,mu
+; CHECK:       vwredsum.vs {{v[0-9]+}}, {{v[0-9]+}}, {{v[0-9]+}}, v0.t
+  %a = call <vscale x 4 x i16> @llvm.riscv.vwredsum.mask.nxv4i16.nxv64i8.nxv4i16(
+    <vscale x 4 x i16> %0,
+    <vscale x 64 x i8> %1,
+    <vscale x 4 x i16> %2,
+    <vscale x 64 x i1> %3,
+    i64 %4)
+
+  ret <vscale x 4 x i16> %a
+}
+
+declare <vscale x 2 x i32> @llvm.riscv.vwredsum.nxv2i32.nxv1i16(
+  <vscale x 2 x i32>,
+  <vscale x 1 x i16>,
+  <vscale x 2 x i32>,
+  i64);
+
+define <vscale x 2 x i32> @intrinsic_vwredsum_vs_nxv2i32_nxv1i16_nxv2i32(<vscale x 2 x i32> %0, <vscale x 1 x i16> %1, <vscale x 2 x i32> %2, i64 %3) nounwind {
+entry:
+; CHECK-LABEL: intrinsic_vwredsum_vs_nxv2i32_nxv1i16_nxv2i32
+; CHECK:       vsetvli {{.*}}, {{a[0-9]+}}, e16,mf4,ta,mu
+; CHECK:       vwredsum.vs {{v[0-9]+}}, {{v[0-9]+}}, {{v[0-9]+}}
+  %a = call <vscale x 2 x i32> @llvm.riscv.vwredsum.nxv2i32.nxv1i16(
+    <vscale x 2 x i32> %0,
+    <vscale x 1 x i16> %1,
+    <vscale x 2 x i32> %2,
+    i64 %3)
+
+  ret <vscale x 2 x i32> %a
+}
+
+declare <vscale x 2 x i32> @llvm.riscv.vwredsum.mask.nxv2i32.nxv1i16.nxv2i32(
+  <vscale x 2 x i32>,
+  <vscale x 1 x i16>,
+  <vscale x 2 x i32>,
+  <vscale x 1 x i1>,
+  i64);
+
+define <vscale x 2 x i32> @intrinsic_vwredsum_mask_vs_nxv2i32_nxv1i16_nxv2i32(<vscale x 2 x i32> %0, <vscale x 1 x i16> %1, <vscale x 2 x i32> %2, <vscale x 1 x i1> %3, i64 %4) nounwind {
+entry:
+; CHECK-LABEL: intrinsic_vwredsum_mask_vs_nxv2i32_nxv1i16_nxv2i32
+; CHECK:       vsetvli {{.*}}, {{a[0-9]+}}, e16,mf4,ta,mu
+; CHECK:       vwredsum.vs {{v[0-9]+}}, {{v[0-9]+}}, {{v[0-9]+}}, v0.t
+  %a = call <vscale x 2 x i32> @llvm.riscv.vwredsum.mask.nxv2i32.nxv1i16.nxv2i32(
+    <vscale x 2 x i32> %0,
+    <vscale x 1 x i16> %1,
+    <vscale x 2 x i32> %2,
+    <vscale x 1 x i1> %3,
+    i64 %4)
+
+  ret <vscale x 2 x i32> %a
+}
+
+declare <vscale x 2 x i32> @llvm.riscv.vwredsum.nxv2i32.nxv2i16(
+  <vscale x 2 x i32>,
+  <vscale x 2 x i16>,
+  <vscale x 2 x i32>,
+  i64);
+
+define <vscale x 2 x i32> @intrinsic_vwredsum_vs_nxv2i32_nxv2i16_nxv2i32(<vscale x 2 x i32> %0, <vscale x 2 x i16> %1, <vscale x 2 x i32> %2, i64 %3) nounwind {
+entry:
+; CHECK-LABEL: intrinsic_vwredsum_vs_nxv2i32_nxv2i16_nxv2i32
+; CHECK:       vsetvli {{.*}}, {{a[0-9]+}}, e16,mf2,ta,mu
+; CHECK:       vwredsum.vs {{v[0-9]+}}, {{v[0-9]+}}, {{v[0-9]+}}
+  %a = call <vscale x 2 x i32> @llvm.riscv.vwredsum.nxv2i32.nxv2i16(
+    <vscale x 2 x i32> %0,
+    <vscale x 2 x i16> %1,
+    <vscale x 2 x i32> %2,
+    i64 %3)
+
+  ret <vscale x 2 x i32> %a
+}
+
+declare <vscale x 2 x i32> @llvm.riscv.vwredsum.mask.nxv2i32.nxv2i16.nxv2i32(
+  <vscale x 2 x i32>,
+  <vscale x 2 x i16>,
+  <vscale x 2 x i32>,
+  <vscale x 2 x i1>,
+  i64);
+
+define <vscale x 2 x i32> @intrinsic_vwredsum_mask_vs_nxv2i32_nxv2i16_nxv2i32(<vscale x 2 x i32> %0, <vscale x 2 x i16> %1, <vscale x 2 x i32> %2, <vscale x 2 x i1> %3, i64 %4) nounwind {
+entry:
+; CHECK-LABEL: intrinsic_vwredsum_mask_vs_nxv2i32_nxv2i16_nxv2i32
+; CHECK:       vsetvli {{.*}}, {{a[0-9]+}}, e16,mf2,ta,mu
+; CHECK:       vwredsum.vs {{v[0-9]+}}, {{v[0-9]+}}, {{v[0-9]+}}, v0.t
+  %a = call <vscale x 2 x i32> @llvm.riscv.vwredsum.mask.nxv2i32.nxv2i16.nxv2i32(
+    <vscale x 2 x i32> %0,
+    <vscale x 2 x i16> %1,
+    <vscale x 2 x i32> %2,
+    <vscale x 2 x i1> %3,
+    i64 %4)
+
+  ret <vscale x 2 x i32> %a
+}
+
+declare <vscale x 2 x i32> @llvm.riscv.vwredsum.nxv2i32.nxv4i16(
+  <vscale x 2 x i32>,
+  <vscale x 4 x i16>,
+  <vscale x 2 x i32>,
+  i64);
+
+define <vscale x 2 x i32> @intrinsic_vwredsum_vs_nxv2i32_nxv4i16_nxv2i32(<vscale x 2 x i32> %0, <vscale x 4 x i16> %1, <vscale x 2 x i32> %2, i64 %3) nounwind {
+entry:
+; CHECK-LABEL: intrinsic_vwredsum_vs_nxv2i32_nxv4i16_nxv2i32
+; CHECK:       vsetvli {{.*}}, {{a[0-9]+}}, e16,m1,ta,mu
+; CHECK:       vwredsum.vs {{v[0-9]+}}, {{v[0-9]+}}, {{v[0-9]+}}
+  %a = call <vscale x 2 x i32> @llvm.riscv.vwredsum.nxv2i32.nxv4i16(
+    <vscale x 2 x i32> %0,
+    <vscale x 4 x i16> %1,
+    <vscale x 2 x i32> %2,
+    i64 %3)
+
+  ret <vscale x 2 x i32> %a
+}
+
+declare <vscale x 2 x i32> @llvm.riscv.vwredsum.mask.nxv2i32.nxv4i16.nxv2i32(
+  <vscale x 2 x i32>,
+  <vscale x 4 x i16>,
+  <vscale x 2 x i32>,
+  <vscale x 4 x i1>,
+  i64);
+
+define <vscale x 2 x i32> @intrinsic_vwredsum_mask_vs_nxv2i32_nxv4i16_nxv2i32(<vscale x 2 x i32> %0, <vscale x 4 x i16> %1, <vscale x 2 x i32> %2, <vscale x 4 x i1> %3, i64 %4) nounwind {
+entry:
+; CHECK-LABEL: intrinsic_vwredsum_mask_vs_nxv2i32_nxv4i16_nxv2i32
+; CHECK:       vsetvli {{.*}}, {{a[0-9]+}}, e16,m1,ta,mu
+; CHECK:       vwredsum.vs {{v[0-9]+}}, {{v[0-9]+}}, {{v[0-9]+}}, v0.t
+  %a = call <vscale x 2 x i32> @llvm.riscv.vwredsum.mask.nxv2i32.nxv4i16.nxv2i32(
+    <vscale x 2 x i32> %0,
+    <vscale x 4 x i16> %1,
+    <vscale x 2 x i32> %2,
+    <vscale x 4 x i1> %3,
+    i64 %4)
+
+  ret <vscale x 2 x i32> %a
+}
+
+declare <vscale x 2 x i32> @llvm.riscv.vwredsum.nxv2i32.nxv8i16(
+  <vscale x 2 x i32>,
+  <vscale x 8 x i16>,
+  <vscale x 2 x i32>,
+  i64);
+
+define <vscale x 2 x i32> @intrinsic_vwredsum_vs_nxv2i32_nxv8i16_nxv2i32(<vscale x 2 x i32> %0, <vscale x 8 x i16> %1, <vscale x 2 x i32> %2, i64 %3) nounwind {
+entry:
+; CHECK-LABEL: intrinsic_vwredsum_vs_nxv2i32_nxv8i16_nxv2i32
+; CHECK:       vsetvli {{.*}}, {{a[0-9]+}}, e16,m2,ta,mu
+; CHECK:       vwredsum.vs {{v[0-9]+}}, {{v[0-9]+}}, {{v[0-9]+}}
+  %a = call <vscale x 2 x i32> @llvm.riscv.vwredsum.nxv2i32.nxv8i16(
+    <vscale x 2 x i32> %0,
+    <vscale x 8 x i16> %1,
+    <vscale x 2 x i32> %2,
+    i64 %3)
+
+  ret <vscale x 2 x i32> %a
+}
+
+declare <vscale x 2 x i32> @llvm.riscv.vwredsum.mask.nxv2i32.nxv8i16.nxv2i32(
+  <vscale x 2 x i32>,
+  <vscale x 8 x i16>,
+  <vscale x 2 x i32>,
+  <vscale x 8 x i1>,
+  i64);
+
+define <vscale x 2 x i32> @intrinsic_vwredsum_mask_vs_nxv2i32_nxv8i16_nxv2i32(<vscale x 2 x i32> %0, <vscale x 8 x i16> %1, <vscale x 2 x i32> %2, <vscale x 8 x i1> %3, i64 %4) nounwind {
+entry:
+; CHECK-LABEL: intrinsic_vwredsum_mask_vs_nxv2i32_nxv8i16_nxv2i32
+; CHECK:       vsetvli {{.*}}, {{a[0-9]+}}, e16,m2,ta,mu
+; CHECK:       vwredsum.vs {{v[0-9]+}}, {{v[0-9]+}}, {{v[0-9]+}}, v0.t
+  %a = call <vscale x 2 x i32> @llvm.riscv.vwredsum.mask.nxv2i32.nxv8i16.nxv2i32(
+    <vscale x 2 x i32> %0,
+    <vscale x 8 x i16> %1,
+    <vscale x 2 x i32> %2,
+    <vscale x 8 x i1> %3,
+    i64 %4)
+
+  ret <vscale x 2 x i32> %a
+}
+
+declare <vscale x 2 x i32> @llvm.riscv.vwredsum.nxv2i32.nxv16i16(
+  <vscale x 2 x i32>,
+  <vscale x 16 x i16>,
+  <vscale x 2 x i32>,
+  i64);
+
+define <vscale x 2 x i32> @intrinsic_vwredsum_vs_nxv2i32_nxv16i16_nxv2i32(<vscale x 2 x i32> %0, <vscale x 16 x i16> %1, <vscale x 2 x i32> %2, i64 %3) nounwind {
+entry:
+; CHECK-LABEL: intrinsic_vwredsum_vs_nxv2i32_nxv16i16_nxv2i32
+; CHECK:       vsetvli {{.*}}, {{a[0-9]+}}, e16,m4,ta,mu
+; CHECK:       vwredsum.vs {{v[0-9]+}}, {{v[0-9]+}}, {{v[0-9]+}}
+  %a = call <vscale x 2 x i32> @llvm.riscv.vwredsum.nxv2i32.nxv16i16(
+    <vscale x 2 x i32> %0,
+    <vscale x 16 x i16> %1,
+    <vscale x 2 x i32> %2,
+    i64 %3)
+
+  ret <vscale x 2 x i32> %a
+}
+
+declare <vscale x 2 x i32> @llvm.riscv.vwredsum.mask.nxv2i32.nxv16i16.nxv2i32(
+  <vscale x 2 x i32>,
+  <vscale x 16 x i16>,
+  <vscale x 2 x i32>,
+  <vscale x 16 x i1>,
+  i64);
+
+define <vscale x 2 x i32> @intrinsic_vwredsum_mask_vs_nxv2i32_nxv16i16_nxv2i32(<vscale x 2 x i32> %0, <vscale x 16 x i16> %1, <vscale x 2 x i32> %2, <vscale x 16 x i1> %3, i64 %4) nounwind {
+entry:
+; CHECK-LABEL: intrinsic_vwredsum_mask_vs_nxv2i32_nxv16i16_nxv2i32
+; CHECK:       vsetvli {{.*}}, {{a[0-9]+}}, e16,m4,ta,mu
+; CHECK:       vwredsum.vs {{v[0-9]+}}, {{v[0-9]+}}, {{v[0-9]+}}, v0.t
+  %a = call <vscale x 2 x i32> @llvm.riscv.vwredsum.mask.nxv2i32.nxv16i16.nxv2i32(
+    <vscale x 2 x i32> %0,
+    <vscale x 16 x i16> %1,
+    <vscale x 2 x i32> %2,
+    <vscale x 16 x i1> %3,
+    i64 %4)
+
+  ret <vscale x 2 x i32> %a
+}
+
+declare <vscale x 2 x i32> @llvm.riscv.vwredsum.nxv2i32.nxv32i16(
+  <vscale x 2 x i32>,
+  <vscale x 32 x i16>,
+  <vscale x 2 x i32>,
+  i64);
+
+define <vscale x 2 x i32> @intrinsic_vwredsum_vs_nxv2i32_nxv32i16_nxv2i32(<vscale x 2 x i32> %0, <vscale x 32 x i16> %1, <vscale x 2 x i32> %2, i64 %3) nounwind {
+entry:
+; CHECK-LABEL: intrinsic_vwredsum_vs_nxv2i32_nxv32i16_nxv2i32
+; CHECK:       vsetvli {{.*}}, {{a[0-9]+}}, e16,m8,ta,mu
+; CHECK:       vwredsum.vs {{v[0-9]+}}, {{v[0-9]+}}, {{v[0-9]+}}
+  %a = call <vscale x 2 x i32> @llvm.riscv.vwredsum.nxv2i32.nxv32i16(
+    <vscale x 2 x i32> %0,
+    <vscale x 32 x i16> %1,
+    <vscale x 2 x i32> %2,
+    i64 %3)
+
+  ret <vscale x 2 x i32> %a
+}
+
+declare <vscale x 2 x i32> @llvm.riscv.vwredsum.mask.nxv2i32.nxv32i16.nxv2i32(
+  <vscale x 2 x i32>,
+  <vscale x 32 x i16>,
+  <vscale x 2 x i32>,
+  <vscale x 32 x i1>,
+  i64);
+
+define <vscale x 2 x i32> @intrinsic_vwredsum_mask_vs_nxv2i32_nxv32i16_nxv2i32(<vscale x 2 x i32> %0, <vscale x 32 x i16> %1, <vscale x 2 x i32> %2, <vscale x 32 x i1> %3, i64 %4) nounwind {
+entry:
+; CHECK-LABEL: intrinsic_vwredsum_mask_vs_nxv2i32_nxv32i16_nxv2i32
+; CHECK:       vsetvli {{.*}}, {{a[0-9]+}}, e16,m8,ta,mu
+; CHECK:       vwredsum.vs {{v[0-9]+}}, {{v[0-9]+}}, {{v[0-9]+}}, v0.t
+  %a = call <vscale x 2 x i32> @llvm.riscv.vwredsum.mask.nxv2i32.nxv32i16.nxv2i32(
+    <vscale x 2 x i32> %0,
+    <vscale x 32 x i16> %1,
+    <vscale x 2 x i32> %2,
+    <vscale x 32 x i1> %3,
+    i64 %4)
+
+  ret <vscale x 2 x i32> %a
+}
+
+declare <vscale x 1 x i64> @llvm.riscv.vwredsum.nxv1i64.nxv1i32(
+  <vscale x 1 x i64>,
+  <vscale x 1 x i32>,
+  <vscale x 1 x i64>,
+  i64);
+
+define <vscale x 1 x i64> @intrinsic_vwredsum_vs_nxv1i64_nxv1i32_nxv1i64(<vscale x 1 x i64> %0, <vscale x 1 x i32> %1, <vscale x 1 x i64> %2, i64 %3) nounwind {
+entry:
+; CHECK-LABEL: intrinsic_vwredsum_vs_nxv1i64_nxv1i32_nxv1i64
+; CHECK:       vsetvli {{.*}}, {{a[0-9]+}}, e32,mf2,ta,mu
+; CHECK:       vwredsum.vs {{v[0-9]+}}, {{v[0-9]+}}, {{v[0-9]+}}
+  %a = call <vscale x 1 x i64> @llvm.riscv.vwredsum.nxv1i64.nxv1i32(
+    <vscale x 1 x i64> %0,
+    <vscale x 1 x i32> %1,
+    <vscale x 1 x i64> %2,
+    i64 %3)
+
+  ret <vscale x 1 x i64> %a
+}
+
+declare <vscale x 1 x i64> @llvm.riscv.vwredsum.mask.nxv1i64.nxv1i32.nxv1i64(
+  <vscale x 1 x i64>,
+  <vscale x 1 x i32>,
+  <vscale x 1 x i64>,
+  <vscale x 1 x i1>,
+  i64);
+
+define <vscale x 1 x i64> @intrinsic_vwredsum_mask_vs_nxv1i64_nxv1i32_nxv1i64(<vscale x 1 x i64> %0, <vscale x 1 x i32> %1, <vscale x 1 x i64> %2, <vscale x 1 x i1> %3, i64 %4) nounwind {
+entry:
+; CHECK-LABEL: intrinsic_vwredsum_mask_vs_nxv1i64_nxv1i32_nxv1i64
+; CHECK:       vsetvli {{.*}}, {{a[0-9]+}}, e32,mf2,ta,mu
+; CHECK:       vwredsum.vs {{v[0-9]+}}, {{v[0-9]+}}, {{v[0-9]+}}, v0.t
+  %a = call <vscale x 1 x i64> @llvm.riscv.vwredsum.mask.nxv1i64.nxv1i32.nxv1i64(
+    <vscale x 1 x i64> %0,
+    <vscale x 1 x i32> %1,
+    <vscale x 1 x i64> %2,
+    <vscale x 1 x i1> %3,
+    i64 %4)
+
+  ret <vscale x 1 x i64> %a
+}
+
+declare <vscale x 1 x i64> @llvm.riscv.vwredsum.nxv1i64.nxv2i32(
+  <vscale x 1 x i64>,
+  <vscale x 2 x i32>,
+  <vscale x 1 x i64>,
+  i64);
+
+define <vscale x 1 x i64> @intrinsic_vwredsum_vs_nxv1i64_nxv2i32_nxv1i64(<vscale x 1 x i64> %0, <vscale x 2 x i32> %1, <vscale x 1 x i64> %2, i64 %3) nounwind {
+entry:
+; CHECK-LABEL: intrinsic_vwredsum_vs_nxv1i64_nxv2i32_nxv1i64
+; CHECK:       vsetvli {{.*}}, {{a[0-9]+}}, e32,m1,ta,mu
+; CHECK:       vwredsum.vs {{v[0-9]+}}, {{v[0-9]+}}, {{v[0-9]+}}
+  %a = call <vscale x 1 x i64> @llvm.riscv.vwredsum.nxv1i64.nxv2i32(
+    <vscale x 1 x i64> %0,
+    <vscale x 2 x i32> %1,
+    <vscale x 1 x i64> %2,
+    i64 %3)
+
+  ret <vscale x 1 x i64> %a
+}
+
+declare <vscale x 1 x i64> @llvm.riscv.vwredsum.mask.nxv1i64.nxv2i32.nxv1i64(
+  <vscale x 1 x i64>,
+  <vscale x 2 x i32>,
+  <vscale x 1 x i64>,
+  <vscale x 2 x i1>,
+  i64);
+
+define <vscale x 1 x i64> @intrinsic_vwredsum_mask_vs_nxv1i64_nxv2i32_nxv1i64(<vscale x 1 x i64> %0, <vscale x 2 x i32> %1, <vscale x 1 x i64> %2, <vscale x 2 x i1> %3, i64 %4) nounwind {
+entry:
+; CHECK-LABEL: intrinsic_vwredsum_mask_vs_nxv1i64_nxv2i32_nxv1i64
+; CHECK:       vsetvli {{.*}}, {{a[0-9]+}}, e32,m1,ta,mu
+; CHECK:       vwredsum.vs {{v[0-9]+}}, {{v[0-9]+}}, {{v[0-9]+}}, v0.t
+  %a = call <vscale x 1 x i64> @llvm.riscv.vwredsum.mask.nxv1i64.nxv2i32.nxv1i64(
+    <vscale x 1 x i64> %0,
+    <vscale x 2 x i32> %1,
+    <vscale x 1 x i64> %2,
+    <vscale x 2 x i1> %3,
+    i64 %4)
+
+  ret <vscale x 1 x i64> %a
+}
+
+declare <vscale x 1 x i64> @llvm.riscv.vwredsum.nxv1i64.nxv4i32(
+  <vscale x 1 x i64>,
+  <vscale x 4 x i32>,
+  <vscale x 1 x i64>,
+  i64);
+
+define <vscale x 1 x i64> @intrinsic_vwredsum_vs_nxv1i64_nxv4i32_nxv1i64(<vscale x 1 x i64> %0, <vscale x 4 x i32> %1, <vscale x 1 x i64> %2, i64 %3) nounwind {
+entry:
+; CHECK-LABEL: intrinsic_vwredsum_vs_nxv1i64_nxv4i32_nxv1i64
+; CHECK:       vsetvli {{.*}}, {{a[0-9]+}}, e32,m2,ta,mu
+; CHECK:       vwredsum.vs {{v[0-9]+}}, {{v[0-9]+}}, {{v[0-9]+}}
+  %a = call <vscale x 1 x i64> @llvm.riscv.vwredsum.nxv1i64.nxv4i32(
+    <vscale x 1 x i64> %0,
+    <vscale x 4 x i32> %1,
+    <vscale x 1 x i64> %2,
+    i64 %3)
+
+  ret <vscale x 1 x i64> %a
+}
+
+declare <vscale x 1 x i64> @llvm.riscv.vwredsum.mask.nxv1i64.nxv4i32.nxv1i64(
+  <vscale x 1 x i64>,
+  <vscale x 4 x i32>,
+  <vscale x 1 x i64>,
+  <vscale x 4 x i1>,
+  i64);
+
+define <vscale x 1 x i64> @intrinsic_vwredsum_mask_vs_nxv1i64_nxv4i32_nxv1i64(<vscale x 1 x i64> %0, <vscale x 4 x i32> %1, <vscale x 1 x i64> %2, <vscale x 4 x i1> %3, i64 %4) nounwind {
+entry:
+; CHECK-LABEL: intrinsic_vwredsum_mask_vs_nxv1i64_nxv4i32_nxv1i64
+; CHECK:       vsetvli {{.*}}, {{a[0-9]+}}, e32,m2,ta,mu
+; CHECK:       vwredsum.vs {{v[0-9]+}}, {{v[0-9]+}}, {{v[0-9]+}}, v0.t
+  %a = call <vscale x 1 x i64> @llvm.riscv.vwredsum.mask.nxv1i64.nxv4i32.nxv1i64(
+    <vscale x 1 x i64> %0,
+    <vscale x 4 x i32> %1,
+    <vscale x 1 x i64> %2,
+    <vscale x 4 x i1> %3,
+    i64 %4)
+
+  ret <vscale x 1 x i64> %a
+}
+
+declare <vscale x 1 x i64> @llvm.riscv.vwredsum.nxv1i64.nxv8i32(
+  <vscale x 1 x i64>,
+  <vscale x 8 x i32>,
+  <vscale x 1 x i64>,
+  i64);
+
+define <vscale x 1 x i64> @intrinsic_vwredsum_vs_nxv1i64_nxv8i32_nxv1i64(<vscale x 1 x i64> %0, <vscale x 8 x i32> %1, <vscale x 1 x i64> %2, i64 %3) nounwind {
+entry:
+; CHECK-LABEL: intrinsic_vwredsum_vs_nxv1i64_nxv8i32_nxv1i64
+; CHECK:       vsetvli {{.*}}, {{a[0-9]+}}, e32,m4,ta,mu
+; CHECK:       vwredsum.vs {{v[0-9]+}}, {{v[0-9]+}}, {{v[0-9]+}}
+  %a = call <vscale x 1 x i64> @llvm.riscv.vwredsum.nxv1i64.nxv8i32(
+    <vscale x 1 x i64> %0,
+    <vscale x 8 x i32> %1,
+    <vscale x 1 x i64> %2,
+    i64 %3)
+
+  ret <vscale x 1 x i64> %a
+}
+
+declare <vscale x 1 x i64> @llvm.riscv.vwredsum.mask.nxv1i64.nxv8i32.nxv1i64(
+  <vscale x 1 x i64>,
+  <vscale x 8 x i32>,
+  <vscale x 1 x i64>,
+  <vscale x 8 x i1>,
+  i64);
+
+define <vscale x 1 x i64> @intrinsic_vwredsum_mask_vs_nxv1i64_nxv8i32_nxv1i64(<vscale x 1 x i64> %0, <vscale x 8 x i32> %1, <vscale x 1 x i64> %2, <vscale x 8 x i1> %3, i64 %4) nounwind {
+entry:
+; CHECK-LABEL: intrinsic_vwredsum_mask_vs_nxv1i64_nxv8i32_nxv1i64
+; CHECK:       vsetvli {{.*}}, {{a[0-9]+}}, e32,m4,ta,mu
+; CHECK:       vwredsum.vs {{v[0-9]+}}, {{v[0-9]+}}, {{v[0-9]+}}, v0.t
+  %a = call <vscale x 1 x i64> @llvm.riscv.vwredsum.mask.nxv1i64.nxv8i32.nxv1i64(
+    <vscale x 1 x i64> %0,
+    <vscale x 8 x i32> %1,
+    <vscale x 1 x i64> %2,
+    <vscale x 8 x i1> %3,
+    i64 %4)
+
+  ret <vscale x 1 x i64> %a
+}
+
+declare <vscale x 1 x i64> @llvm.riscv.vwredsum.nxv1i64.nxv16i32(
+  <vscale x 1 x i64>,
+  <vscale x 16 x i32>,
+  <vscale x 1 x i64>,
+  i64);
+
+define <vscale x 1 x i64> @intrinsic_vwredsum_vs_nxv1i64_nxv16i32_nxv1i64(<vscale x 1 x i64> %0, <vscale x 16 x i32> %1, <vscale x 1 x i64> %2, i64 %3) nounwind {
+entry:
+; CHECK-LABEL: intrinsic_vwredsum_vs_nxv1i64_nxv16i32_nxv1i64
+; CHECK:       vsetvli {{.*}}, {{a[0-9]+}}, e32,m8,ta,mu
+; CHECK:       vwredsum.vs {{v[0-9]+}}, {{v[0-9]+}}, {{v[0-9]+}}
+  %a = call <vscale x 1 x i64> @llvm.riscv.vwredsum.nxv1i64.nxv16i32(
+    <vscale x 1 x i64> %0,
+    <vscale x 16 x i32> %1,
+    <vscale x 1 x i64> %2,
+    i64 %3)
+
+  ret <vscale x 1 x i64> %a
+}
+
+declare <vscale x 1 x i64> @llvm.riscv.vwredsum.mask.nxv1i64.nxv16i32.nxv1i64(
+  <vscale x 1 x i64>,
+  <vscale x 16 x i32>,
+  <vscale x 1 x i64>,
+  <vscale x 16 x i1>,
+  i64);
+
+define <vscale x 1 x i64> @intrinsic_vwredsum_mask_vs_nxv1i64_nxv16i32_nxv1i64(<vscale x 1 x i64> %0, <vscale x 16 x i32> %1, <vscale x 1 x i64> %2, <vscale x 16 x i1> %3, i64 %4) nounwind {
+entry:
+; CHECK-LABEL: intrinsic_vwredsum_mask_vs_nxv1i64_nxv16i32_nxv1i64
+; CHECK:       vsetvli {{.*}}, {{a[0-9]+}}, e32,m8,ta,mu
+; CHECK:       vwredsum.vs {{v[0-9]+}}, {{v[0-9]+}}, {{v[0-9]+}}, v0.t
+  %a = call <vscale x 1 x i64> @llvm.riscv.vwredsum.mask.nxv1i64.nxv16i32.nxv1i64(
+    <vscale x 1 x i64> %0,
+    <vscale x 16 x i32> %1,
+    <vscale x 1 x i64> %2,
+    <vscale x 16 x i1> %3,
+    i64 %4)
+
+  ret <vscale x 1 x i64> %a
+}
diff --git a/llvm/test/CodeGen/RISCV/rvv/vwredsumu-rv32.ll b/llvm/test/CodeGen/RISCV/rvv/vwredsumu-rv32.ll
new file mode 100644
--- /dev/null
+++ b/llvm/test/CodeGen/RISCV/rvv/vwredsumu-rv32.ll
@@ -0,0 +1,547 @@
+; RUN: llc -mtriple=riscv32 -mattr=+experimental-v -verify-machineinstrs \
+; RUN:   --riscv-no-aliases < %s | FileCheck %s
+declare <vscale x 4 x i16> @llvm.riscv.vwredsumu.nxv4i16.nxv1i8(
+  <vscale x 4 x i16>,
+  <vscale x 1 x i8>,
+  <vscale x 4 x i16>,
+  i32);
+
+define <vscale x 4 x i16> @intrinsic_vwredsumu_vs_nxv4i16_nxv1i8_nxv4i16(<vscale x 4 x i16> %0, <vscale x 1 x i8> %1, <vscale x 4 x i16> %2, i32 %3) nounwind {
+entry:
+; CHECK-LABEL: intrinsic_vwredsumu_vs_nxv4i16_nxv1i8_nxv4i16
+; CHECK:       vsetvli {{.*}}, {{a[0-9]+}}, e8,mf8,ta,mu
+; CHECK:       vwredsumu.vs {{v[0-9]+}}, {{v[0-9]+}}, {{v[0-9]+}}
+  %a = call <vscale x 4 x i16> @llvm.riscv.vwredsumu.nxv4i16.nxv1i8(
+    <vscale x 4 x i16> %0,
+    <vscale x 1 x i8> %1,
+    <vscale x 4 x i16> %2,
+    i32 %3)
+
+  ret <vscale x 4 x i16> %a
+}
+
+declare <vscale x 4 x i16> @llvm.riscv.vwredsumu.mask.nxv4i16.nxv1i8.nxv4i16(
+  <vscale x 4 x i16>,
+  <vscale x 1 x i8>,
+  <vscale x 4 x i16>,
+  <vscale x 1 x i1>,
+  i32);
+
+define <vscale x 4 x i16> @intrinsic_vwredsumu_mask_vs_nxv4i16_nxv1i8_nxv4i16(<vscale x 4 x i16> %0, <vscale x 1 x i8> %1, <vscale x 4 x i16> %2, <vscale x 1 x i1> %3, i32 %4) nounwind {
+entry:
+; CHECK-LABEL: intrinsic_vwredsumu_mask_vs_nxv4i16_nxv1i8_nxv4i16
+; CHECK:       vsetvli {{.*}}, {{a[0-9]+}}, e8,mf8,ta,mu
+; CHECK:       vwredsumu.vs {{v[0-9]+}}, {{v[0-9]+}}, {{v[0-9]+}}, v0.t
+  %a = call <vscale x 4 x i16> @llvm.riscv.vwredsumu.mask.nxv4i16.nxv1i8.nxv4i16(
+    <vscale x 4 x i16> %0,
+    <vscale x 1 x i8> %1,
+    <vscale x 4 x i16> %2,
+    <vscale x 1 x i1> %3,
+    i32 %4)
+
+  ret <vscale x 4 x i16> %a
+}
+
+declare <vscale x 4 x i16> @llvm.riscv.vwredsumu.nxv4i16.nxv2i8(
+  <vscale x 4 x i16>,
+  <vscale x 2 x i8>,
+  <vscale x 4 x i16>,
+  i32);
+
+define <vscale x 4 x i16> @intrinsic_vwredsumu_vs_nxv4i16_nxv2i8_nxv4i16(<vscale x 4 x i16> %0, <vscale x 2 x i8> %1, <vscale x 4 x i16> %2, i32 %3) nounwind {
+entry:
+; CHECK-LABEL: intrinsic_vwredsumu_vs_nxv4i16_nxv2i8_nxv4i16
+; CHECK:       vsetvli {{.*}}, {{a[0-9]+}}, e8,mf4,ta,mu
+; CHECK:       vwredsumu.vs {{v[0-9]+}}, {{v[0-9]+}}, {{v[0-9]+}}
+  %a = call <vscale x 4 x i16> @llvm.riscv.vwredsumu.nxv4i16.nxv2i8(
+    <vscale x 4 x i16> %0,
+    <vscale x 2 x i8> %1,
+    <vscale x 4 x i16> %2,
+    i32 %3)
+
+  ret <vscale x 4 x i16> %a
+}
+
+declare <vscale x 4 x i16> @llvm.riscv.vwredsumu.mask.nxv4i16.nxv2i8.nxv4i16(
+  <vscale x 4 x i16>,
+  <vscale x 2 x i8>,
+  <vscale x 4 x i16>,
+  <vscale x 2 x i1>,
+  i32);
+
+define <vscale x 4 x i16> @intrinsic_vwredsumu_mask_vs_nxv4i16_nxv2i8_nxv4i16(<vscale x 4 x i16> %0, <vscale x 2 x i8> %1, <vscale x 4 x i16> %2, <vscale x 2 x i1> %3, i32 %4) nounwind {
+entry:
+; CHECK-LABEL: intrinsic_vwredsumu_mask_vs_nxv4i16_nxv2i8_nxv4i16
+; CHECK:       vsetvli {{.*}}, {{a[0-9]+}}, e8,mf4,ta,mu
+; CHECK:       vwredsumu.vs {{v[0-9]+}}, {{v[0-9]+}}, {{v[0-9]+}}, v0.t
+  %a = call <vscale x 4 x i16> @llvm.riscv.vwredsumu.mask.nxv4i16.nxv2i8.nxv4i16(
+    <vscale x 4 x i16> %0,
+    <vscale x 2 x i8> %1,
+    <vscale x 4 x i16> %2,
+    <vscale x 2 x i1> %3,
+    i32 %4)
+
+  ret <vscale x 4 x i16> %a
+}
+
+declare <vscale x 4 x i16> @llvm.riscv.vwredsumu.nxv4i16.nxv4i8(
+  <vscale x 4 x i16>,
+  <vscale x 4 x i8>,
+  <vscale x 4 x i16>,
+  i32);
+
+define <vscale x 4 x i16> @intrinsic_vwredsumu_vs_nxv4i16_nxv4i8_nxv4i16(<vscale x 4 x i16> %0, <vscale x 4 x i8> %1, <vscale x 4 x i16> %2, i32 %3) nounwind {
+entry:
+; CHECK-LABEL: intrinsic_vwredsumu_vs_nxv4i16_nxv4i8_nxv4i16
+; CHECK:       vsetvli {{.*}}, {{a[0-9]+}}, e8,mf2,ta,mu
+; CHECK:       vwredsumu.vs {{v[0-9]+}}, {{v[0-9]+}}, {{v[0-9]+}}
+  %a = call <vscale x 4 x i16> @llvm.riscv.vwredsumu.nxv4i16.nxv4i8(
+    <vscale x 4 x i16> %0,
+    <vscale x 4 x i8> %1,
+    <vscale x 4 x i16> %2,
+    i32 %3)
+
+  ret <vscale x 4 x i16> %a
+}
+
+declare <vscale x 4 x i16> @llvm.riscv.vwredsumu.mask.nxv4i16.nxv4i8.nxv4i16(
+  <vscale x 4 x i16>,
+  <vscale x 4 x i8>,
+  <vscale x 4 x i16>,
+  <vscale x 4 x i1>,
+  i32);
+
+define <vscale x 4 x i16> @intrinsic_vwredsumu_mask_vs_nxv4i16_nxv4i8_nxv4i16(<vscale x 4 x i16> %0, <vscale x 4 x i8> %1, <vscale x 4 x i16> %2, <vscale x 4 x i1> %3, i32 %4) nounwind {
+entry:
+; CHECK-LABEL: intrinsic_vwredsumu_mask_vs_nxv4i16_nxv4i8_nxv4i16
+; CHECK:       vsetvli {{.*}}, {{a[0-9]+}}, e8,mf2,ta,mu
+; CHECK:       vwredsumu.vs {{v[0-9]+}}, {{v[0-9]+}}, {{v[0-9]+}}, v0.t
+  %a = call <vscale x 4 x i16> @llvm.riscv.vwredsumu.mask.nxv4i16.nxv4i8.nxv4i16(
+    <vscale x 4 x i16> %0,
+    <vscale x 4 x i8> %1,
+    <vscale x 4 x i16> %2,
+    <vscale x 4 x i1> %3,
+    i32 %4)
+
+  ret <vscale x 4 x i16> %a
+}
+
+declare <vscale x 4 x i16> @llvm.riscv.vwredsumu.nxv4i16.nxv8i8(
+  <vscale x 4 x i16>,
+  <vscale x 8 x i8>,
+  <vscale x 4 x i16>,
+  i32);
+
+define <vscale x 4 x i16> @intrinsic_vwredsumu_vs_nxv4i16_nxv8i8_nxv4i16(<vscale x 4 x i16> %0, <vscale x 8 x i8> %1, <vscale x 4 x i16> %2, i32 %3) nounwind {
+entry:
+; CHECK-LABEL: intrinsic_vwredsumu_vs_nxv4i16_nxv8i8_nxv4i16
+; CHECK:       vsetvli {{.*}}, {{a[0-9]+}}, e8,m1,ta,mu
+; CHECK:       vwredsumu.vs {{v[0-9]+}}, {{v[0-9]+}}, {{v[0-9]+}}
+  %a = call <vscale x 4 x i16> @llvm.riscv.vwredsumu.nxv4i16.nxv8i8(
+    <vscale x 4 x i16> %0,
+    <vscale x 8 x i8> %1,
+    <vscale x 4 x i16> %2,
+    i32 %3)
+
+  ret <vscale x 4 x i16> %a
+}
+
+declare <vscale x 4 x i16> @llvm.riscv.vwredsumu.mask.nxv4i16.nxv8i8.nxv4i16(
+  <vscale x 4 x i16>,
+  <vscale x 8 x i8>,
+  <vscale x 4 x i16>,
+  <vscale x 8 x i1>,
+  i32);
+
+define <vscale x 4 x i16> @intrinsic_vwredsumu_mask_vs_nxv4i16_nxv8i8_nxv4i16(<vscale x 4 x i16> %0, <vscale x 8 x i8> %1, <vscale x 4 x i16> %2, <vscale x 8 x i1> %3, i32 %4) nounwind {
+entry:
+; CHECK-LABEL: intrinsic_vwredsumu_mask_vs_nxv4i16_nxv8i8_nxv4i16
+; CHECK:       vsetvli {{.*}}, {{a[0-9]+}}, e8,m1,ta,mu
+; CHECK:       vwredsumu.vs {{v[0-9]+}}, {{v[0-9]+}}, {{v[0-9]+}}, v0.t
+  %a = call <vscale x 4 x i16> @llvm.riscv.vwredsumu.mask.nxv4i16.nxv8i8.nxv4i16(
+    <vscale x 4 x i16> %0,
+    <vscale x 8 x i8> %1,
+    <vscale x 4 x i16> %2,
+    <vscale x 8 x i1> %3,
+    i32 %4)
+
+  ret <vscale x 4 x i16> %a
+}
+
+declare <vscale x 4 x i16> @llvm.riscv.vwredsumu.nxv4i16.nxv16i8(
+  <vscale x 4 x i16>,
+  <vscale x 16 x i8>,
+  <vscale x 4 x i16>,
+  i32);
+
+define <vscale x 4 x i16> @intrinsic_vwredsumu_vs_nxv4i16_nxv16i8_nxv4i16(<vscale x 4 x i16> %0, <vscale x 16 x i8> %1, <vscale x 4 x i16> %2, i32 %3) nounwind {
+entry:
+; CHECK-LABEL: intrinsic_vwredsumu_vs_nxv4i16_nxv16i8_nxv4i16
+; CHECK:       vsetvli {{.*}}, {{a[0-9]+}}, e8,m2,ta,mu
+; CHECK:       vwredsumu.vs {{v[0-9]+}}, {{v[0-9]+}}, {{v[0-9]+}}
+  %a = call <vscale x 4 x i16> @llvm.riscv.vwredsumu.nxv4i16.nxv16i8(
+    <vscale x 4 x i16> %0,
+    <vscale x 16 x i8> %1,
+    <vscale x 4 x i16> %2,
+    i32 %3)
+
+  ret <vscale x 4 x i16> %a
+}
+
+declare <vscale x 4 x i16> @llvm.riscv.vwredsumu.mask.nxv4i16.nxv16i8.nxv4i16(
+  <vscale x 4 x i16>,
+  <vscale x 16 x i8>,
+  <vscale x 4 x i16>,
+  <vscale x 16 x i1>,
+  i32);
+
+define <vscale x 4 x i16> @intrinsic_vwredsumu_mask_vs_nxv4i16_nxv16i8_nxv4i16(<vscale x 4 x i16> %0, <vscale x 16 x i8> %1, <vscale x 4 x i16> %2, <vscale x 16 x i1> %3, i32 %4) nounwind {
+entry:
+; CHECK-LABEL: intrinsic_vwredsumu_mask_vs_nxv4i16_nxv16i8_nxv4i16
+; CHECK:       vsetvli {{.*}}, {{a[0-9]+}}, e8,m2,ta,mu
+; CHECK:       vwredsumu.vs {{v[0-9]+}}, {{v[0-9]+}}, {{v[0-9]+}}, v0.t
+  %a = call <vscale x 4 x i16> @llvm.riscv.vwredsumu.mask.nxv4i16.nxv16i8.nxv4i16(
+    <vscale x 4 x i16> %0,
+    <vscale x 16 x i8> %1,
+    <vscale x 4 x i16> %2,
+    <vscale x 16 x i1> %3,
+    i32 %4)
+
+  ret <vscale x 4 x i16> %a
+}
+
+declare <vscale x 4 x i16> @llvm.riscv.vwredsumu.nxv4i16.nxv32i8(
+  <vscale x 4 x i16>,
+  <vscale x 32 x i8>,
+  <vscale x 4 x i16>,
+  i32);
+
+define <vscale x 4 x i16> @intrinsic_vwredsumu_vs_nxv4i16_nxv32i8_nxv4i16(<vscale x 4 x i16> %0, <vscale x 32 x i8> %1, <vscale x 4 x i16> %2, i32 %3) nounwind {
+entry:
+; CHECK-LABEL: intrinsic_vwredsumu_vs_nxv4i16_nxv32i8_nxv4i16
+; CHECK:       vsetvli {{.*}}, {{a[0-9]+}}, e8,m4,ta,mu
+; CHECK:       vwredsumu.vs {{v[0-9]+}}, {{v[0-9]+}}, {{v[0-9]+}}
+  %a = call <vscale x 4 x i16> @llvm.riscv.vwredsumu.nxv4i16.nxv32i8(
+    <vscale x 4 x i16> %0,
+    <vscale x 32 x i8> %1,
+    <vscale x 4 x i16> %2,
+    i32 %3)
+
+  ret <vscale x 4 x i16> %a
+}
+
+declare <vscale x 4 x i16> @llvm.riscv.vwredsumu.mask.nxv4i16.nxv32i8.nxv4i16(
+  <vscale x 4 x i16>,
+  <vscale x 32 x i8>,
+  <vscale x 4 x i16>,
+  <vscale x 32 x i1>,
+  i32);
+
+define <vscale x 4 x i16> @intrinsic_vwredsumu_mask_vs_nxv4i16_nxv32i8_nxv4i16(<vscale x 4 x i16> %0, <vscale x 32 x i8> %1, <vscale x 4 x i16> %2, <vscale x 32 x i1> %3, i32 %4) nounwind {
+entry:
+; CHECK-LABEL: intrinsic_vwredsumu_mask_vs_nxv4i16_nxv32i8_nxv4i16
+; CHECK:       vsetvli {{.*}}, {{a[0-9]+}}, e8,m4,ta,mu
+; CHECK:       vwredsumu.vs {{v[0-9]+}}, {{v[0-9]+}}, {{v[0-9]+}}, v0.t
+  %a = call <vscale x 4 x i16> @llvm.riscv.vwredsumu.mask.nxv4i16.nxv32i8.nxv4i16(
+    <vscale x 4 x i16> %0,
+    <vscale x 32 x i8> %1,
+    <vscale x 4 x i16> %2,
+    <vscale x 32 x i1> %3,
+    i32 %4)
+
+  ret <vscale x 4 x i16> %a
+}
+
+declare <vscale x 4 x i16> @llvm.riscv.vwredsumu.nxv4i16.nxv64i8(
+  <vscale x 4 x i16>,
+  <vscale x 64 x i8>,
+  <vscale x 4 x i16>,
+  i32);
+
+define <vscale x 4 x i16> @intrinsic_vwredsumu_vs_nxv4i16_nxv64i8_nxv4i16(<vscale x 4 x i16> %0, <vscale x 64 x i8> %1, <vscale x 4 x i16> %2, i32 %3) nounwind {
+entry:
+; CHECK-LABEL: intrinsic_vwredsumu_vs_nxv4i16_nxv64i8_nxv4i16
+; CHECK:       vsetvli {{.*}}, {{a[0-9]+}}, e8,m8,ta,mu
+; CHECK:       vwredsumu.vs {{v[0-9]+}}, {{v[0-9]+}}, {{v[0-9]+}}
+  %a = call <vscale x 4 x i16> @llvm.riscv.vwredsumu.nxv4i16.nxv64i8(
+    <vscale x 4 x i16> %0,
+    <vscale x 64 x i8> %1,
+    <vscale x 4 x i16> %2,
+    i32 %3)
+
+  ret <vscale x 4 x i16> %a
+}
+
+declare <vscale x 4 x i16> @llvm.riscv.vwredsumu.mask.nxv4i16.nxv64i8.nxv4i16(
+  <vscale x 4 x i16>,
+  <vscale x 64 x i8>,
+  <vscale x 4 x i16>,
+  <vscale x 64 x i1>,
+  i32);
+
+define <vscale x 4 x i16> @intrinsic_vwredsumu_mask_vs_nxv4i16_nxv64i8_nxv4i16(<vscale x 4 x i16> %0, <vscale x 64 x i8> %1, <vscale x 4 x i16> %2, <vscale x 64 x i1> %3, i32 %4) nounwind {
+entry:
+; CHECK-LABEL: intrinsic_vwredsumu_mask_vs_nxv4i16_nxv64i8_nxv4i16
+; CHECK:       vsetvli {{.*}}, {{a[0-9]+}}, e8,m8,ta,mu
+; CHECK:       vwredsumu.vs {{v[0-9]+}}, {{v[0-9]+}}, {{v[0-9]+}}, v0.t
+  %a = call <vscale x 4 x i16> @llvm.riscv.vwredsumu.mask.nxv4i16.nxv64i8.nxv4i16(
+    <vscale x 4 x i16> %0,
+    <vscale x 64 x i8> %1,
+    <vscale x 4 x i16> %2,
+    <vscale x 64 x i1> %3,
+    i32 %4)
+
+  ret <vscale x 4 x i16> %a
+}
+
+declare <vscale x 2 x i32> @llvm.riscv.vwredsumu.nxv2i32.nxv1i16(
+  <vscale x 2 x i32>,
+  <vscale x 1 x i16>,
+  <vscale x 2 x i32>,
+  i32);
+
+define <vscale x 2 x i32> @intrinsic_vwredsumu_vs_nxv2i32_nxv1i16_nxv2i32(<vscale x 2 x i32> %0, <vscale x 1 x i16> %1, <vscale x 2 x i32> %2, i32 %3) nounwind {
+entry:
+; CHECK-LABEL: intrinsic_vwredsumu_vs_nxv2i32_nxv1i16_nxv2i32
+; CHECK:       vsetvli {{.*}}, {{a[0-9]+}}, e16,mf4,ta,mu
+; CHECK:       vwredsumu.vs {{v[0-9]+}}, {{v[0-9]+}}, {{v[0-9]+}}
+  %a = call <vscale x 2 x i32> @llvm.riscv.vwredsumu.nxv2i32.nxv1i16(
+    <vscale x 2 x i32> %0,
+    <vscale x 1 x i16> %1,
+    <vscale x 2 x i32> %2,
+    i32 %3)
+
+  ret <vscale x 2 x i32> %a
+}
+
+declare <vscale x 2 x i32> @llvm.riscv.vwredsumu.mask.nxv2i32.nxv1i16.nxv2i32(
+  <vscale x 2 x i32>,
+  <vscale x 1 x i16>,
+  <vscale x 2 x i32>,
+  <vscale x 1 x i1>,
+  i32);
+
+define <vscale x 2 x i32> @intrinsic_vwredsumu_mask_vs_nxv2i32_nxv1i16_nxv2i32(<vscale x 2 x i32> %0, <vscale x 1 x i16> %1, <vscale x 2 x i32> %2, <vscale x 1 x i1> %3, i32 %4) nounwind {
+entry:
+; CHECK-LABEL: intrinsic_vwredsumu_mask_vs_nxv2i32_nxv1i16_nxv2i32
+; CHECK:       vsetvli {{.*}}, {{a[0-9]+}}, e16,mf4,ta,mu
+; CHECK:       vwredsumu.vs {{v[0-9]+}}, {{v[0-9]+}}, {{v[0-9]+}}, v0.t
+  %a = call <vscale x 2 x i32> @llvm.riscv.vwredsumu.mask.nxv2i32.nxv1i16.nxv2i32(
+    <vscale x 2 x i32> %0,
+    <vscale x 1 x i16> %1,
+    <vscale x 2 x i32> %2,
+    <vscale x 1 x i1> %3,
+    i32 %4)
+
+  ret <vscale x 2 x i32> %a
+}
+
+declare <vscale x 2 x i32> @llvm.riscv.vwredsumu.nxv2i32.nxv2i16(
+  <vscale x 2 x i32>,
+  <vscale x 2 x i16>,
+  <vscale x 2 x i32>,
+  i32);
+
+define <vscale x 2 x i32> @intrinsic_vwredsumu_vs_nxv2i32_nxv2i16_nxv2i32(<vscale x 2 x i32> %0, <vscale x 2 x i16> %1, <vscale x 2 x i32> %2, i32 %3) nounwind {
+entry:
+; CHECK-LABEL: intrinsic_vwredsumu_vs_nxv2i32_nxv2i16_nxv2i32
+; CHECK:       vsetvli {{.*}}, {{a[0-9]+}}, e16,mf2,ta,mu
+; CHECK:       vwredsumu.vs {{v[0-9]+}}, {{v[0-9]+}}, {{v[0-9]+}}
+  %a = call <vscale x 2 x i32> @llvm.riscv.vwredsumu.nxv2i32.nxv2i16(
+    <vscale x 2 x i32> %0,
+    <vscale x 2 x i16> %1,
+    <vscale x 2 x i32> %2,
+    i32 %3)
+
+  ret <vscale x 2 x i32> %a
+}
+
+declare <vscale x 2 x i32> @llvm.riscv.vwredsumu.mask.nxv2i32.nxv2i16.nxv2i32(
+  <vscale x 2 x i32>,
+  <vscale x 2 x i16>,
+  <vscale x 2 x i32>,
+  <vscale x 2 x i1>,
+  i32);
+
+define <vscale x 2 x i32> @intrinsic_vwredsumu_mask_vs_nxv2i32_nxv2i16_nxv2i32(<vscale x 2 x i32> %0, <vscale x 2 x i16> %1, <vscale x 2 x i32> %2, <vscale x 2 x i1> %3, i32 %4) nounwind {
+entry:
+; CHECK-LABEL: intrinsic_vwredsumu_mask_vs_nxv2i32_nxv2i16_nxv2i32
+; CHECK:       vsetvli {{.*}}, {{a[0-9]+}}, e16,mf2,ta,mu
+; CHECK:       vwredsumu.vs {{v[0-9]+}}, {{v[0-9]+}}, {{v[0-9]+}}, v0.t
+  %a = call <vscale x 2 x i32> @llvm.riscv.vwredsumu.mask.nxv2i32.nxv2i16.nxv2i32(
+    <vscale x 2 x i32> %0,
+    <vscale x 2 x i16> %1,
+    <vscale x 2 x i32> %2,
+    <vscale x 2 x i1> %3,
+    i32 %4)
+
+  ret <vscale x 2 x i32> %a
+}
+
+declare <vscale x 2 x i32> @llvm.riscv.vwredsumu.nxv2i32.nxv4i16(
+  <vscale x 2 x i32>,
+  <vscale x 4 x i16>,
+  <vscale x 2 x i32>,
+  i32);
+
+define <vscale x 2 x i32> @intrinsic_vwredsumu_vs_nxv2i32_nxv4i16_nxv2i32(<vscale x 2 x i32> %0, <vscale x 4 x i16> %1, <vscale x 2 x i32> %2, i32 %3) nounwind {
+entry:
+; CHECK-LABEL: intrinsic_vwredsumu_vs_nxv2i32_nxv4i16_nxv2i32
+; CHECK:       vsetvli {{.*}}, {{a[0-9]+}}, e16,m1,ta,mu
+; CHECK:       vwredsumu.vs {{v[0-9]+}}, {{v[0-9]+}}, {{v[0-9]+}}
+  %a = call <vscale x 2 x i32> @llvm.riscv.vwredsumu.nxv2i32.nxv4i16(
+    <vscale x 2 x i32> %0,
+    <vscale x 4 x i16> %1,
+    <vscale x 2 x i32> %2,
+    i32 %3)
+
+  ret <vscale x 2 x i32> %a
+}
+
+declare <vscale x 2 x i32> @llvm.riscv.vwredsumu.mask.nxv2i32.nxv4i16.nxv2i32(
+  <vscale x 2 x i32>,
+  <vscale x 4 x i16>,
+  <vscale x 2 x i32>,
+  <vscale x 4 x i1>,
+  i32);
+
+define <vscale x 2 x i32> @intrinsic_vwredsumu_mask_vs_nxv2i32_nxv4i16_nxv2i32(<vscale x 2 x i32> %0, <vscale x 4 x i16> %1, <vscale x 2 x i32> %2, <vscale x 4 x i1> %3, i32 %4) nounwind {
+entry:
+; CHECK-LABEL: intrinsic_vwredsumu_mask_vs_nxv2i32_nxv4i16_nxv2i32
+; CHECK:       vsetvli {{.*}}, {{a[0-9]+}}, e16,m1,ta,mu
+; CHECK:       vwredsumu.vs {{v[0-9]+}}, {{v[0-9]+}}, {{v[0-9]+}}, v0.t
+  %a = call <vscale x 2 x i32> @llvm.riscv.vwredsumu.mask.nxv2i32.nxv4i16.nxv2i32(
+    <vscale x 2 x i32> %0,
+    <vscale x 4 x i16> %1,
+    <vscale x 2 x i32> %2,
+    <vscale x 4 x i1> %3,
+    i32 %4)
+
+  ret <vscale x 2 x i32> %a
+}
+
+declare <vscale x 2 x i32> @llvm.riscv.vwredsumu.nxv2i32.nxv8i16(
+  <vscale x 2 x i32>,
+  <vscale x 8 x i16>,
+  <vscale x 2 x i32>,
+  i32);
+
+define <vscale x 2 x i32> @intrinsic_vwredsumu_vs_nxv2i32_nxv8i16_nxv2i32(<vscale x 2 x i32> %0, <vscale x 8 x i16> %1, <vscale x 2 x i32> %2, i32 %3) nounwind {
+entry:
+; CHECK-LABEL: intrinsic_vwredsumu_vs_nxv2i32_nxv8i16_nxv2i32
+; CHECK:       vsetvli {{.*}}, {{a[0-9]+}}, e16,m2,ta,mu
+; CHECK:       vwredsumu.vs {{v[0-9]+}}, {{v[0-9]+}}, {{v[0-9]+}}
+  %a = call <vscale x 2 x i32> @llvm.riscv.vwredsumu.nxv2i32.nxv8i16(
+    <vscale x 2 x i32> %0,
+    <vscale x 8 x i16> %1,
+    <vscale x 2 x i32> %2,
+    i32 %3)
+
+  ret <vscale x 2 x i32> %a
+}
+
+declare <vscale x 2 x i32> @llvm.riscv.vwredsumu.mask.nxv2i32.nxv8i16.nxv2i32(
+  <vscale x 2 x i32>,
+  <vscale x 8 x i16>,
+  <vscale x 2 x i32>,
+  <vscale x 8 x i1>,
+  i32);
+
+define <vscale x 2 x i32> @intrinsic_vwredsumu_mask_vs_nxv2i32_nxv8i16_nxv2i32(<vscale x 2 x i32> %0, <vscale x 8 x i16> %1, <vscale x 2 x i32> %2, <vscale x 8 x i1> %3, i32 %4) nounwind {
+entry:
+; CHECK-LABEL: intrinsic_vwredsumu_mask_vs_nxv2i32_nxv8i16_nxv2i32
+; CHECK:       vsetvli {{.*}}, {{a[0-9]+}}, e16,m2,ta,mu
+; CHECK:       vwredsumu.vs {{v[0-9]+}}, {{v[0-9]+}}, {{v[0-9]+}}, v0.t
+  %a = call <vscale x 2 x i32> @llvm.riscv.vwredsumu.mask.nxv2i32.nxv8i16.nxv2i32(
+    <vscale x 2 x i32> %0,
+    <vscale x 8 x i16> %1,
+    <vscale x 2 x i32> %2,
+    <vscale x 8 x i1> %3,
+    i32 %4)
+
+  ret <vscale x 2 x i32> %a
+}
+
+declare <vscale x 2 x i32> @llvm.riscv.vwredsumu.nxv2i32.nxv16i16(
+  <vscale x 2 x i32>,
+  <vscale x 16 x i16>,
+  <vscale x 2 x i32>,
+  i32);
+
+define <vscale x 2 x i32> @intrinsic_vwredsumu_vs_nxv2i32_nxv16i16_nxv2i32(<vscale x 2 x i32> %0, <vscale x 16 x i16> %1, <vscale x 2 x i32> %2, i32 %3) nounwind {
+entry:
+; CHECK-LABEL: intrinsic_vwredsumu_vs_nxv2i32_nxv16i16_nxv2i32
+; CHECK:       vsetvli {{.*}}, {{a[0-9]+}}, e16,m4,ta,mu
+; CHECK:       vwredsumu.vs {{v[0-9]+}}, {{v[0-9]+}}, {{v[0-9]+}}
+  %a = call <vscale x 2 x i32> @llvm.riscv.vwredsumu.nxv2i32.nxv16i16(
+    <vscale x 2 x i32> %0,
+    <vscale x 16 x i16> %1,
+    <vscale x 2 x i32> %2,
+    i32 %3)
+
+  ret <vscale x 2 x i32> %a
+}
+
+declare <vscale x 2 x i32> @llvm.riscv.vwredsumu.mask.nxv2i32.nxv16i16.nxv2i32(
+  <vscale x 2 x i32>,
+  <vscale x 16 x i16>,
+  <vscale x 2 x i32>,
+  <vscale x 16 x i1>,
+  i32);
+
+define <vscale x 2 x i32> @intrinsic_vwredsumu_mask_vs_nxv2i32_nxv16i16_nxv2i32(<vscale x 2 x i32> %0, <vscale x 16 x i16> %1, <vscale x 2 x i32> %2, <vscale x 16 x i1> %3, i32 %4) nounwind {
+entry:
+; CHECK-LABEL: intrinsic_vwredsumu_mask_vs_nxv2i32_nxv16i16_nxv2i32
+; CHECK:       vsetvli {{.*}}, {{a[0-9]+}}, e16,m4,ta,mu
+; CHECK:       vwredsumu.vs {{v[0-9]+}}, {{v[0-9]+}}, {{v[0-9]+}}, v0.t
+  %a = call <vscale x 2 x i32> @llvm.riscv.vwredsumu.mask.nxv2i32.nxv16i16.nxv2i32(
+    <vscale x 2 x i32> %0,
+    <vscale x 16 x i16> %1,
+    <vscale x 2 x i32> %2,
+    <vscale x 16 x i1> %3,
+    i32 %4)
+
+  ret <vscale x 2 x i32> %a
+}
+
+declare <vscale x 2 x i32> @llvm.riscv.vwredsumu.nxv2i32.nxv32i16(
+  <vscale x 2 x i32>,
+  <vscale x 32 x i16>,
+  <vscale x 2 x i32>,
+  i32);
+
+define <vscale x 2 x i32> @intrinsic_vwredsumu_vs_nxv2i32_nxv32i16_nxv2i32(<vscale x 2 x i32> %0, <vscale x 32 x i16> %1, <vscale x 2 x i32> %2, i32 %3) nounwind {
+entry:
+; CHECK-LABEL: intrinsic_vwredsumu_vs_nxv2i32_nxv32i16_nxv2i32
+; CHECK:       vsetvli {{.*}}, {{a[0-9]+}}, e16,m8,ta,mu
+; CHECK:       vwredsumu.vs {{v[0-9]+}}, {{v[0-9]+}}, {{v[0-9]+}}
+  %a = call <vscale x 2 x i32> @llvm.riscv.vwredsumu.nxv2i32.nxv32i16(
+    <vscale x 2 x i32> %0,
+    <vscale x 32 x i16> %1,
+    <vscale x 2 x i32> %2,
+    i32 %3)
+
+  ret <vscale x 2 x i32> %a
+}
+
+declare <vscale x 2 x i32> @llvm.riscv.vwredsumu.mask.nxv2i32.nxv32i16.nxv2i32(
+  <vscale x 2 x i32>,
+  <vscale x 32 x i16>,
+  <vscale x 2 x i32>,
+  <vscale x 32 x i1>,
+  i32);
+
+define <vscale x 2 x i32> @intrinsic_vwredsumu_mask_vs_nxv2i32_nxv32i16_nxv2i32(<vscale x 2 x i32> %0, <vscale x 32 x i16> %1, <vscale x 2 x i32> %2, <vscale x 32 x i1> %3, i32 %4) nounwind {
+entry:
+; CHECK-LABEL: intrinsic_vwredsumu_mask_vs_nxv2i32_nxv32i16_nxv2i32
+; CHECK:       vsetvli {{.*}}, {{a[0-9]+}}, e16,m8,ta,mu
+; CHECK:       vwredsumu.vs {{v[0-9]+}}, {{v[0-9]+}}, {{v[0-9]+}}, v0.t
+  %a = call <vscale x 2 x i32> @llvm.riscv.vwredsumu.mask.nxv2i32.nxv32i16.nxv2i32(
+    <vscale x 2 x i32> %0,
+    <vscale x 32 x i16> %1,
+    <vscale x 2 x i32> %2,
+    <vscale x 32 x i1> %3,
+    i32 %4)
+
+  ret <vscale x 2 x i32> %a
+}
diff --git a/llvm/test/CodeGen/RISCV/rvv/vwredsumu-rv64.ll b/llvm/test/CodeGen/RISCV/rvv/vwredsumu-rv64.ll
new file mode 100644
--- /dev/null
+++ b/llvm/test/CodeGen/RISCV/rvv/vwredsumu-rv64.ll
@@ -0,0 +1,757 @@
+; RUN: llc -mtriple=riscv64 -mattr=+experimental-v -verify-machineinstrs \
+; RUN:   --riscv-no-aliases < %s | FileCheck %s
+declare <vscale x 4 x i16> @llvm.riscv.vwredsumu.nxv4i16.nxv1i8(
+  <vscale x 4 x i16>,
+  <vscale x 1 x i8>,
+  <vscale x 4 x i16>,
+  i64);
+
+define <vscale x 4 x i16> @intrinsic_vwredsumu_vs_nxv4i16_nxv1i8_nxv4i16(<vscale x 4 x i16> %0, <vscale x 1 x i8> %1, <vscale x 4 x i16> %2, i64 %3) nounwind {
+entry:
+; CHECK-LABEL: intrinsic_vwredsumu_vs_nxv4i16_nxv1i8_nxv4i16
+; CHECK:       vsetvli {{.*}}, {{a[0-9]+}}, e8,mf8,ta,mu
+; CHECK:       vwredsumu.vs {{v[0-9]+}}, {{v[0-9]+}}, {{v[0-9]+}}
+  %a = call <vscale x 4 x i16> @llvm.riscv.vwredsumu.nxv4i16.nxv1i8(
+    <vscale x 4 x i16> %0,
+    <vscale x 1 x i8> %1,
+    <vscale x 4 x i16> %2,
+    i64 %3)
+
+  ret <vscale x 4 x i16> %a
+}
+
+declare <vscale x 4 x i16> @llvm.riscv.vwredsumu.mask.nxv4i16.nxv1i8.nxv4i16(
+  <vscale x 4 x i16>,
+  <vscale x 1 x i8>,
+  <vscale x 4 x i16>,
+  <vscale x 1 x i1>,
+  i64);
+
+define <vscale x 4 x i16> @intrinsic_vwredsumu_mask_vs_nxv4i16_nxv1i8_nxv4i16(<vscale x 4 x i16> %0, <vscale x 1 x i8> %1, <vscale x 4 x i16> %2, <vscale x 1 x i1> %3, i64 %4) nounwind {
+entry:
+; CHECK-LABEL: intrinsic_vwredsumu_mask_vs_nxv4i16_nxv1i8_nxv4i16
+; CHECK:       vsetvli {{.*}}, {{a[0-9]+}}, e8,mf8,ta,mu
+; CHECK:       vwredsumu.vs {{v[0-9]+}}, {{v[0-9]+}}, {{v[0-9]+}}, v0.t
+  %a = call <vscale x 4 x i16> @llvm.riscv.vwredsumu.mask.nxv4i16.nxv1i8.nxv4i16(
+    <vscale x 4 x i16> %0,
+    <vscale x 1 x i8> %1,
+    <vscale x 4 x i16> %2,
+    <vscale x 1 x i1> %3,
+    i64 %4)
+
+  ret <vscale x 4 x i16> %a
+}
+
+declare <vscale x 4 x i16> @llvm.riscv.vwredsumu.nxv4i16.nxv2i8(
+  <vscale x 4 x i16>,
+  <vscale x 2 x i8>,
+  <vscale x 4 x i16>,
+  i64);
+
+define <vscale x 4 x i16> @intrinsic_vwredsumu_vs_nxv4i16_nxv2i8_nxv4i16(<vscale x 4 x i16> %0, <vscale x 2 x i8> %1, <vscale x 4 x i16> %2, i64 %3) nounwind {
+entry:
+; CHECK-LABEL: intrinsic_vwredsumu_vs_nxv4i16_nxv2i8_nxv4i16
+; CHECK:       vsetvli {{.*}}, {{a[0-9]+}}, e8,mf4,ta,mu
+; CHECK:       vwredsumu.vs {{v[0-9]+}}, {{v[0-9]+}}, {{v[0-9]+}}
+  %a = call <vscale x 4 x i16> @llvm.riscv.vwredsumu.nxv4i16.nxv2i8(
+    <vscale x 4 x i16> %0,
+    <vscale x 2 x i8> %1,
+    <vscale x 4 x i16> %2,
+    i64 %3)
+
+  ret <vscale x 4 x i16> %a
+}
+
+declare <vscale x 4 x i16> @llvm.riscv.vwredsumu.mask.nxv4i16.nxv2i8.nxv4i16(
+  <vscale x 4 x i16>,
+  <vscale x 2 x i8>,
+  <vscale x 4 x i16>,
+  <vscale x 2 x i1>,
+  i64);
+
+define <vscale x 4 x i16> @intrinsic_vwredsumu_mask_vs_nxv4i16_nxv2i8_nxv4i16(<vscale x 4 x i16> %0, <vscale x 2 x i8> %1, <vscale x 4 x i16> %2, <vscale x 2 x i1> %3, i64 %4) nounwind {
+entry:
+; CHECK-LABEL: intrinsic_vwredsumu_mask_vs_nxv4i16_nxv2i8_nxv4i16
+; CHECK:       vsetvli {{.*}}, {{a[0-9]+}}, e8,mf4,ta,mu
+; CHECK:       vwredsumu.vs {{v[0-9]+}}, {{v[0-9]+}}, {{v[0-9]+}}, v0.t
+  %a = call <vscale x 4 x i16> @llvm.riscv.vwredsumu.mask.nxv4i16.nxv2i8.nxv4i16(
+    <vscale x 4 x i16> %0,
+    <vscale x 2 x i8> %1,
+    <vscale x 4 x i16> %2,
+    <vscale x 2 x i1> %3,
+    i64 %4)
+
+  ret <vscale x 4 x i16> %a
+}
+
+declare <vscale x 4 x i16> @llvm.riscv.vwredsumu.nxv4i16.nxv4i8(
+  <vscale x 4 x i16>,
+  <vscale x 4 x i8>,
+  <vscale x 4 x i16>,
+  i64);
+
+define <vscale x 4 x i16> @intrinsic_vwredsumu_vs_nxv4i16_nxv4i8_nxv4i16(<vscale x 4 x i16> %0, <vscale x 4 x i8> %1, <vscale x 4 x i16> %2, i64 %3) nounwind {
+entry:
+; CHECK-LABEL: intrinsic_vwredsumu_vs_nxv4i16_nxv4i8_nxv4i16
+; CHECK:       vsetvli {{.*}}, {{a[0-9]+}}, e8,mf2,ta,mu
+; CHECK:       vwredsumu.vs {{v[0-9]+}}, {{v[0-9]+}}, {{v[0-9]+}}
+  %a = call <vscale x 4 x i16> @llvm.riscv.vwredsumu.nxv4i16.nxv4i8(
+    <vscale x 4 x i16> %0,
+    <vscale x 4 x i8> %1,
+    <vscale x 4 x i16> %2,
+    i64 %3)
+
+  ret <vscale x 4 x i16> %a
+}
+
+declare <vscale x 4 x i16> @llvm.riscv.vwredsumu.mask.nxv4i16.nxv4i8.nxv4i16(
+  <vscale x 4 x i16>,
+  <vscale x 4 x i8>,
+  <vscale x 4 x i16>,
+  <vscale x 4 x i1>,
+  i64);
+
+define <vscale x 4 x i16> @intrinsic_vwredsumu_mask_vs_nxv4i16_nxv4i8_nxv4i16(<vscale x 4 x i16> %0, <vscale x 4 x i8> %1, <vscale x 4 x i16> %2, <vscale x 4 x i1> %3, i64 %4) nounwind {
+entry:
+; CHECK-LABEL: intrinsic_vwredsumu_mask_vs_nxv4i16_nxv4i8_nxv4i16
+; CHECK:       vsetvli {{.*}}, {{a[0-9]+}}, e8,mf2,ta,mu
+; CHECK:       vwredsumu.vs {{v[0-9]+}}, {{v[0-9]+}}, {{v[0-9]+}}, v0.t
+  %a = call <vscale x 4 x i16> @llvm.riscv.vwredsumu.mask.nxv4i16.nxv4i8.nxv4i16(
+    <vscale x 4 x i16> %0,
+    <vscale x 4 x i8> %1,
+    <vscale x 4 x i16> %2,
+    <vscale x 4 x i1> %3,
+    i64 %4)
+
+  ret <vscale x 4 x i16> %a
+}
+
+declare <vscale x 4 x i16> @llvm.riscv.vwredsumu.nxv4i16.nxv8i8(
+  <vscale x 4 x i16>,
+  <vscale x 8 x i8>,
+  <vscale x 4 x i16>,
+  i64);
+
+define <vscale x 4 x i16> @intrinsic_vwredsumu_vs_nxv4i16_nxv8i8_nxv4i16(<vscale x 4 x i16> %0, <vscale x 8 x i8> %1, <vscale x 4 x i16> %2, i64 %3) nounwind {
+entry:
+; CHECK-LABEL: intrinsic_vwredsumu_vs_nxv4i16_nxv8i8_nxv4i16
+; CHECK:       vsetvli {{.*}}, {{a[0-9]+}}, e8,m1,ta,mu
+; CHECK:       vwredsumu.vs {{v[0-9]+}}, {{v[0-9]+}}, {{v[0-9]+}}
+  %a = call <vscale x 4 x i16> @llvm.riscv.vwredsumu.nxv4i16.nxv8i8(
+    <vscale x 4 x i16> %0,
+    <vscale x 8 x i8> %1,
+    <vscale x 4 x i16> %2,
+    i64 %3)
+
+  ret <vscale x 4 x i16> %a
+}
+
+declare <vscale x 4 x i16> @llvm.riscv.vwredsumu.mask.nxv4i16.nxv8i8.nxv4i16(
+  <vscale x 4 x i16>,
+  <vscale x 8 x i8>,
+  <vscale x 4 x i16>,
+  <vscale x 8 x i1>,
+  i64);
+
+define <vscale x 4 x i16> @intrinsic_vwredsumu_mask_vs_nxv4i16_nxv8i8_nxv4i16(<vscale x 4 x i16> %0, <vscale x 8 x i8> %1, <vscale x 4 x i16> %2, <vscale x 8 x i1> %3, i64 %4) nounwind {
+entry:
+; CHECK-LABEL: intrinsic_vwredsumu_mask_vs_nxv4i16_nxv8i8_nxv4i16
+; CHECK:       vsetvli {{.*}}, {{a[0-9]+}}, e8,m1,ta,mu
+; CHECK:       vwredsumu.vs {{v[0-9]+}}, {{v[0-9]+}}, {{v[0-9]+}}, v0.t
+  %a = call <vscale x 4 x i16> @llvm.riscv.vwredsumu.mask.nxv4i16.nxv8i8.nxv4i16(
+    <vscale x 4 x i16> %0,
+    <vscale x 8 x i8> %1,
+    <vscale x 4 x i16> %2,
+    <vscale x 8 x i1> %3,
+    i64 %4)
+
+  ret <vscale x 4 x i16> %a
+}
+
+declare <vscale x 4 x i16> @llvm.riscv.vwredsumu.nxv4i16.nxv16i8(
+  <vscale x 4 x i16>,
+  <vscale x 16 x i8>,
+  <vscale x 4 x i16>,
+  i64);
+
+define <vscale x 4 x i16> @intrinsic_vwredsumu_vs_nxv4i16_nxv16i8_nxv4i16(<vscale x 4 x i16> %0, <vscale x 16 x i8> %1, <vscale x 4 x i16> %2, i64 %3) nounwind {
+entry:
+; CHECK-LABEL: intrinsic_vwredsumu_vs_nxv4i16_nxv16i8_nxv4i16
+; CHECK:       vsetvli {{.*}}, {{a[0-9]+}}, e8,m2,ta,mu
+; CHECK:       vwredsumu.vs {{v[0-9]+}}, {{v[0-9]+}}, {{v[0-9]+}}
+  %a = call <vscale x 4 x i16> @llvm.riscv.vwredsumu.nxv4i16.nxv16i8(
+    <vscale x 4 x i16> %0,
+    <vscale x 16 x i8> %1,
+    <vscale x 4 x i16> %2,
+    i64 %3)
+
+  ret <vscale x 4 x i16> %a
+}
+
+declare <vscale x 4 x i16> @llvm.riscv.vwredsumu.mask.nxv4i16.nxv16i8.nxv4i16(
+  <vscale x 4 x i16>,
+  <vscale x 16 x i8>,
+  <vscale x 4 x i16>,
+  <vscale x 16 x i1>,
+  i64);
+
+define <vscale x 4 x i16> @intrinsic_vwredsumu_mask_vs_nxv4i16_nxv16i8_nxv4i16(<vscale x 4 x i16> %0, <vscale x 16 x i8> %1, <vscale x 4 x i16> %2, <vscale x 16 x i1> %3, i64 %4) nounwind {
+entry:
+; CHECK-LABEL: intrinsic_vwredsumu_mask_vs_nxv4i16_nxv16i8_nxv4i16
+; CHECK:       vsetvli {{.*}}, {{a[0-9]+}}, e8,m2,ta,mu
+; CHECK:       vwredsumu.vs {{v[0-9]+}}, {{v[0-9]+}}, {{v[0-9]+}}, v0.t
+  %a = call <vscale x 4 x i16> @llvm.riscv.vwredsumu.mask.nxv4i16.nxv16i8.nxv4i16(
+    <vscale x 4 x i16> %0,
+    <vscale x 16 x i8> %1,
+    <vscale x 4 x i16> %2,
+    <vscale x 16 x i1> %3,
+    i64 %4)
+
+  ret <vscale x 4 x i16> %a
+}
+
+declare <vscale x 4 x i16> @llvm.riscv.vwredsumu.nxv4i16.nxv32i8(
+  <vscale x 4 x i16>,
+  <vscale x 32 x i8>,
+  <vscale x 4 x i16>,
+  i64);
+
+define <vscale x 4 x i16> @intrinsic_vwredsumu_vs_nxv4i16_nxv32i8_nxv4i16(<vscale x 4 x i16> %0, <vscale x 32 x i8> %1, <vscale x 4 x i16> %2, i64 %3) nounwind {
+entry:
+; CHECK-LABEL: intrinsic_vwredsumu_vs_nxv4i16_nxv32i8_nxv4i16
+; CHECK:       vsetvli {{.*}}, {{a[0-9]+}}, e8,m4,ta,mu
+; CHECK:       vwredsumu.vs {{v[0-9]+}}, {{v[0-9]+}}, {{v[0-9]+}}
+  %a = call <vscale x 4 x i16> @llvm.riscv.vwredsumu.nxv4i16.nxv32i8(
+    <vscale x 4 x i16> %0,
+    <vscale x 32 x i8> %1,
+    <vscale x 4 x i16> %2,
+    i64 %3)
+
+  ret <vscale x 4 x i16> %a
+}
+
+declare <vscale x 4 x i16> @llvm.riscv.vwredsumu.mask.nxv4i16.nxv32i8.nxv4i16(
+  <vscale x 4 x i16>,
+  <vscale x 32 x i8>,
+  <vscale x 4 x i16>,
+  <vscale x 32 x i1>,
+  i64);
+
+define <vscale x 4 x i16> @intrinsic_vwredsumu_mask_vs_nxv4i16_nxv32i8_nxv4i16(<vscale x 4 x i16> %0, <vscale x 32 x i8> %1, <vscale x 4 x i16> %2, <vscale x 32 x i1> %3, i64 %4) nounwind {
+entry:
+; CHECK-LABEL: intrinsic_vwredsumu_mask_vs_nxv4i16_nxv32i8_nxv4i16
+; CHECK:       vsetvli {{.*}}, {{a[0-9]+}}, e8,m4,ta,mu
+; CHECK:       vwredsumu.vs {{v[0-9]+}}, {{v[0-9]+}}, {{v[0-9]+}}, v0.t
+  %a = call <vscale x 4 x i16> @llvm.riscv.vwredsumu.mask.nxv4i16.nxv32i8.nxv4i16(
+    <vscale x 4 x i16> %0,
+    <vscale x 32 x i8> %1,
+    <vscale x 4 x i16> %2,
+    <vscale x 32 x i1> %3,
+    i64 %4)
+
+  ret <vscale x 4 x i16> %a
+}
+
+declare <vscale x 4 x i16> @llvm.riscv.vwredsumu.nxv4i16.nxv64i8(
+  <vscale x 4 x i16>,
+  <vscale x 64 x i8>,
+  <vscale x 4 x i16>,
+  i64);
+
+define <vscale x 4 x i16> @intrinsic_vwredsumu_vs_nxv4i16_nxv64i8_nxv4i16(<vscale x 4 x i16> %0, <vscale x 64 x i8> %1, <vscale x 4 x i16> %2, i64 %3) nounwind {
+entry:
+; CHECK-LABEL: intrinsic_vwredsumu_vs_nxv4i16_nxv64i8_nxv4i16
+; CHECK:       vsetvli {{.*}}, {{a[0-9]+}}, e8,m8,ta,mu
+; CHECK:       vwredsumu.vs {{v[0-9]+}}, {{v[0-9]+}}, {{v[0-9]+}}
+  %a = call <vscale x 4 x i16> @llvm.riscv.vwredsumu.nxv4i16.nxv64i8(
+    <vscale x 4 x i16> %0,
+    <vscale x 64 x i8> %1,
+    <vscale x 4 x i16> %2,
+    i64 %3)
+
+  ret <vscale x 4 x i16> %a
+}
+
+declare <vscale x 4 x i16> @llvm.riscv.vwredsumu.mask.nxv4i16.nxv64i8.nxv4i16(
+  <vscale x 4 x i16>,
+  <vscale x 64 x i8>,
+  <vscale x 4 x i16>,
+  <vscale x 64 x i1>,
+  i64);
+
+define <vscale x 4 x i16> @intrinsic_vwredsumu_mask_vs_nxv4i16_nxv64i8_nxv4i16(<vscale x 4 x i16> %0, <vscale x 64 x i8> %1, <vscale x 4 x i16> %2, <vscale x 64 x i1> %3, i64 %4) nounwind {
+entry:
+; CHECK-LABEL: intrinsic_vwredsumu_mask_vs_nxv4i16_nxv64i8_nxv4i16
+; CHECK:       vsetvli {{.*}}, {{a[0-9]+}}, e8,m8,ta,mu
+; CHECK:       vwredsumu.vs {{v[0-9]+}}, {{v[0-9]+}}, {{v[0-9]+}}, v0.t
+  %a = call <vscale x 4 x i16> @llvm.riscv.vwredsumu.mask.nxv4i16.nxv64i8.nxv4i16(
+    <vscale x 4 x i16> %0,
+    <vscale x 64 x i8> %1,
+    <vscale x 4 x i16> %2,
+    <vscale x 64 x i1> %3,
+    i64 %4)
+
+  ret <vscale x 4 x i16> %a
+}
+
+declare <vscale x 2 x i32> @llvm.riscv.vwredsumu.nxv2i32.nxv1i16(
+  <vscale x 2 x i32>,
+  <vscale x 1 x i16>,
+  <vscale x 2 x i32>,
+  i64);
+
+define <vscale x 2 x i32> @intrinsic_vwredsumu_vs_nxv2i32_nxv1i16_nxv2i32(<vscale x 2 x i32> %0, <vscale x 1 x i16> %1, <vscale x 2 x i32> %2, i64 %3) nounwind {
+entry:
+; CHECK-LABEL: intrinsic_vwredsumu_vs_nxv2i32_nxv1i16_nxv2i32
+; CHECK:       vsetvli {{.*}}, {{a[0-9]+}}, e16,mf4,ta,mu
+; CHECK:       vwredsumu.vs {{v[0-9]+}}, {{v[0-9]+}}, {{v[0-9]+}}
+  %a = call <vscale x 2 x i32> @llvm.riscv.vwredsumu.nxv2i32.nxv1i16(
+    <vscale x 2 x i32> %0,
+    <vscale x 1 x i16> %1,
+    <vscale x 2 x i32> %2,
+    i64 %3)
+
+  ret <vscale x 2 x i32> %a
+}
+
+declare <vscale x 2 x i32> @llvm.riscv.vwredsumu.mask.nxv2i32.nxv1i16.nxv2i32(
+  <vscale x 2 x i32>,
+  <vscale x 1 x i16>,
+  <vscale x 2 x i32>,
+  <vscale x 1 x i1>,
+  i64);
+
+define <vscale x 2 x i32> @intrinsic_vwredsumu_mask_vs_nxv2i32_nxv1i16_nxv2i32(<vscale x 2 x i32> %0, <vscale x 1 x i16> %1, <vscale x 2 x i32> %2, <vscale x 1 x i1> %3, i64 %4) nounwind {
+entry:
+; CHECK-LABEL: intrinsic_vwredsumu_mask_vs_nxv2i32_nxv1i16_nxv2i32
+; CHECK:       vsetvli {{.*}}, {{a[0-9]+}}, e16,mf4,ta,mu
+; CHECK:       vwredsumu.vs {{v[0-9]+}}, {{v[0-9]+}}, {{v[0-9]+}}, v0.t
+  %a = call <vscale x 2 x i32> @llvm.riscv.vwredsumu.mask.nxv2i32.nxv1i16.nxv2i32(
+    <vscale x 2 x i32> %0,
+    <vscale x 1 x i16> %1,
+    <vscale x 2 x i32> %2,
+    <vscale x 1 x i1> %3,
+    i64 %4)
+
+  ret <vscale x 2 x i32> %a
+}
+
+declare <vscale x 2 x i32> @llvm.riscv.vwredsumu.nxv2i32.nxv2i16(
+  <vscale x 2 x i32>,
+  <vscale x 2 x i16>,
+  <vscale x 2 x i32>,
+  i64);
+
+define <vscale x 2 x i32> @intrinsic_vwredsumu_vs_nxv2i32_nxv2i16_nxv2i32(<vscale x 2 x i32> %0, <vscale x 2 x i16> %1, <vscale x 2 x i32> %2, i64 %3) nounwind {
+entry:
+; CHECK-LABEL: intrinsic_vwredsumu_vs_nxv2i32_nxv2i16_nxv2i32
+; CHECK:       vsetvli {{.*}}, {{a[0-9]+}}, e16,mf2,ta,mu
+; CHECK:       vwredsumu.vs {{v[0-9]+}}, {{v[0-9]+}}, {{v[0-9]+}}
+  %a = call <vscale x 2 x i32> @llvm.riscv.vwredsumu.nxv2i32.nxv2i16(
+    <vscale x 2 x i32> %0,
+    <vscale x 2 x i16> %1,
+    <vscale x 2 x i32> %2,
+    i64 %3)
+
+  ret <vscale x 2 x i32> %a
+}
+
+declare <vscale x 2 x i32> @llvm.riscv.vwredsumu.mask.nxv2i32.nxv2i16.nxv2i32(
+  <vscale x 2 x i32>,
+  <vscale x 2 x i16>,
+  <vscale x 2 x i32>,
+  <vscale x 2 x i1>,
+  i64);
+
+define <vscale x 2 x i32> @intrinsic_vwredsumu_mask_vs_nxv2i32_nxv2i16_nxv2i32(<vscale x 2 x i32> %0, <vscale x 2 x i16> %1, <vscale x 2 x i32> %2, <vscale x 2 x i1> %3, i64 %4) nounwind {
+entry:
+; CHECK-LABEL: intrinsic_vwredsumu_mask_vs_nxv2i32_nxv2i16_nxv2i32
+; CHECK:       vsetvli {{.*}}, {{a[0-9]+}}, e16,mf2,ta,mu
+; CHECK:       vwredsumu.vs {{v[0-9]+}}, {{v[0-9]+}}, {{v[0-9]+}}, v0.t
+  %a = call <vscale x 2 x i32> @llvm.riscv.vwredsumu.mask.nxv2i32.nxv2i16.nxv2i32(
+    <vscale x 2 x i32> %0,
+    <vscale x 2 x i16> %1,
+    <vscale x 2 x i32> %2,
+    <vscale x 2 x i1> %3,
+    i64 %4)
+
+  ret <vscale x 2 x i32> %a
+}
+
+declare <vscale x 2 x i32> @llvm.riscv.vwredsumu.nxv2i32.nxv4i16(
+  <vscale x 2 x i32>,
+  <vscale x 4 x i16>,
+  <vscale x 2 x i32>,
+  i64);
+
+define <vscale x 2 x i32> @intrinsic_vwredsumu_vs_nxv2i32_nxv4i16_nxv2i32(<vscale x 2 x i32> %0, <vscale x 4 x i16> %1, <vscale x 2 x i32> %2, i64 %3) nounwind {
+entry:
+; CHECK-LABEL: intrinsic_vwredsumu_vs_nxv2i32_nxv4i16_nxv2i32
+; CHECK:       vsetvli {{.*}}, {{a[0-9]+}}, e16,m1,ta,mu
+; CHECK:       vwredsumu.vs {{v[0-9]+}}, {{v[0-9]+}}, {{v[0-9]+}}
+  %a = call <vscale x 2 x i32> @llvm.riscv.vwredsumu.nxv2i32.nxv4i16(
+    <vscale x 2 x i32> %0,
+    <vscale x 4 x i16> %1,
+    <vscale x 2 x i32> %2,
+    i64 %3)
+
+  ret <vscale x 2 x i32> %a
+}
+
+declare <vscale x 2 x i32> @llvm.riscv.vwredsumu.mask.nxv2i32.nxv4i16.nxv2i32(
+  <vscale x 2 x i32>,
+  <vscale x 4 x i16>,
+  <vscale x 2 x i32>,
+  <vscale x 4 x i1>,
+  i64);
+
+define <vscale x 2 x i32> @intrinsic_vwredsumu_mask_vs_nxv2i32_nxv4i16_nxv2i32(<vscale x 2 x i32> %0, <vscale x 4 x i16> %1, <vscale x 2 x i32> %2, <vscale x 4 x i1> %3, i64 %4) nounwind {
+entry:
+; CHECK-LABEL: intrinsic_vwredsumu_mask_vs_nxv2i32_nxv4i16_nxv2i32
+; CHECK:       vsetvli {{.*}}, {{a[0-9]+}}, e16,m1,ta,mu
+; CHECK:       vwredsumu.vs {{v[0-9]+}}, {{v[0-9]+}}, {{v[0-9]+}}, v0.t
+  %a = call <vscale x 2 x i32> @llvm.riscv.vwredsumu.mask.nxv2i32.nxv4i16.nxv2i32(
+    <vscale x 2 x i32> %0,
+    <vscale x 4 x i16> %1,
+    <vscale x 2 x i32> %2,
+    <vscale x 4 x i1> %3,
+    i64 %4)
+
+  ret <vscale x 2 x i32> %a
+}
+
+declare <vscale x 2 x i32> @llvm.riscv.vwredsumu.nxv2i32.nxv8i16(
+  <vscale x 2 x i32>,
+  <vscale x 8 x i16>,
+  <vscale x 2 x i32>,
+  i64);
+
+define <vscale x 2 x i32> @intrinsic_vwredsumu_vs_nxv2i32_nxv8i16_nxv2i32(<vscale x 2 x i32> %0, <vscale x 8 x i16> %1, <vscale x 2 x i32> %2, i64 %3) nounwind {
+entry:
+; CHECK-LABEL: intrinsic_vwredsumu_vs_nxv2i32_nxv8i16_nxv2i32
+; CHECK:       vsetvli {{.*}}, {{a[0-9]+}}, e16,m2,ta,mu
+; CHECK:       vwredsumu.vs {{v[0-9]+}}, {{v[0-9]+}}, {{v[0-9]+}}
+  %a = call <vscale x 2 x i32> @llvm.riscv.vwredsumu.nxv2i32.nxv8i16(
+    <vscale x 2 x i32> %0,
+    <vscale x 8 x i16> %1,
+    <vscale x 2 x i32> %2,
+    i64 %3)
+
+  ret <vscale x 2 x i32> %a
+}
+
+declare <vscale x 2 x i32> @llvm.riscv.vwredsumu.mask.nxv2i32.nxv8i16.nxv2i32(
+  <vscale x 2 x i32>,
+  <vscale x 8 x i16>,
+  <vscale x 2 x i32>,
+  <vscale x 8 x i1>,
+  i64);
+
+define <vscale x 2 x i32> @intrinsic_vwredsumu_mask_vs_nxv2i32_nxv8i16_nxv2i32(<vscale x 2 x i32> %0, <vscale x 8 x i16> %1, <vscale x 2 x i32> %2, <vscale x 8 x i1> %3, i64 %4) nounwind {
+entry:
+; CHECK-LABEL: intrinsic_vwredsumu_mask_vs_nxv2i32_nxv8i16_nxv2i32
+; CHECK:       vsetvli {{.*}}, {{a[0-9]+}}, e16,m2,ta,mu
+; CHECK:       vwredsumu.vs {{v[0-9]+}}, {{v[0-9]+}}, {{v[0-9]+}}, v0.t
+  %a = call <vscale x 2 x i32> @llvm.riscv.vwredsumu.mask.nxv2i32.nxv8i16.nxv2i32(
+    <vscale x 2 x i32> %0,
+    <vscale x 8 x i16> %1,
+    <vscale x 2 x i32> %2,
+    <vscale x 8 x i1> %3,
+    i64 %4)
+
+  ret <vscale x 2 x i32> %a
+}
+
+declare <vscale x 2 x i32> @llvm.riscv.vwredsumu.nxv2i32.nxv16i16(
+  <vscale x 2 x i32>,
+  <vscale x 16 x i16>,
+  <vscale x 2 x i32>,
+  i64);
+
+define <vscale x 2 x i32> @intrinsic_vwredsumu_vs_nxv2i32_nxv16i16_nxv2i32(<vscale x 2 x i32> %0, <vscale x 16 x i16> %1, <vscale x 2 x i32> %2, i64 %3) nounwind {
+entry:
+; CHECK-LABEL: intrinsic_vwredsumu_vs_nxv2i32_nxv16i16_nxv2i32
+; CHECK:       vsetvli {{.*}}, {{a[0-9]+}}, e16,m4,ta,mu
+; CHECK:       vwredsumu.vs {{v[0-9]+}}, {{v[0-9]+}}, {{v[0-9]+}}
+  %a = call <vscale x 2 x i32> @llvm.riscv.vwredsumu.nxv2i32.nxv16i16(
+    <vscale x 2 x i32> %0,
+    <vscale x 16 x i16> %1,
+    <vscale x 2 x i32> %2,
+    i64 %3)
+
+  ret <vscale x 2 x i32> %a
+}
+
+declare <vscale x 2 x i32> @llvm.riscv.vwredsumu.mask.nxv2i32.nxv16i16.nxv2i32(
+  <vscale x 2 x i32>,
+  <vscale x 16 x i16>,
+  <vscale x 2 x i32>,
+  <vscale x 16 x i1>,
+  i64);
+
+define <vscale x 2 x i32> @intrinsic_vwredsumu_mask_vs_nxv2i32_nxv16i16_nxv2i32(<vscale x 2 x i32> %0, <vscale x 16 x i16> %1, <vscale x 2 x i32> %2, <vscale x 16 x i1> %3, i64 %4) nounwind {
+entry:
+; CHECK-LABEL: intrinsic_vwredsumu_mask_vs_nxv2i32_nxv16i16_nxv2i32
+; CHECK:       vsetvli {{.*}}, {{a[0-9]+}}, e16,m4,ta,mu
+; CHECK:       vwredsumu.vs {{v[0-9]+}}, {{v[0-9]+}}, {{v[0-9]+}}, v0.t
+  %a = call <vscale x 2 x i32> @llvm.riscv.vwredsumu.mask.nxv2i32.nxv16i16.nxv2i32(
+    <vscale x 2 x i32> %0,
+    <vscale x 16 x i16> %1,
+    <vscale x 2 x i32> %2,
+    <vscale x 16 x i1> %3,
+    i64 %4)
+
+  ret <vscale x 2 x i32> %a
+}
+
+declare <vscale x 2 x i32> @llvm.riscv.vwredsumu.nxv2i32.nxv32i16(
+  <vscale x 2 x i32>,
+  <vscale x 32 x i16>,
+  <vscale x 2 x i32>,
+  i64);
+
+define <vscale x 2 x i32> @intrinsic_vwredsumu_vs_nxv2i32_nxv32i16_nxv2i32(<vscale x 2 x i32> %0, <vscale x 32 x i16> %1, <vscale x 2 x i32> %2, i64 %3) nounwind {
+entry:
+; CHECK-LABEL: intrinsic_vwredsumu_vs_nxv2i32_nxv32i16_nxv2i32
+; CHECK:       vsetvli {{.*}}, {{a[0-9]+}}, e16,m8,ta,mu
+; CHECK:       vwredsumu.vs {{v[0-9]+}}, {{v[0-9]+}}, {{v[0-9]+}}
+  %a = call <vscale x 2 x i32> @llvm.riscv.vwredsumu.nxv2i32.nxv32i16(
+    <vscale x 2 x i32> %0,
+    <vscale x 32 x i16> %1,
+    <vscale x 2 x i32> %2,
+    i64 %3)
+
+  ret <vscale x 2 x i32> %a
+}
+
+declare <vscale x 2 x i32> @llvm.riscv.vwredsumu.mask.nxv2i32.nxv32i16.nxv2i32(
+  <vscale x 2 x i32>,
+  <vscale x 32 x i16>,
+  <vscale x 2 x i32>,
+  <vscale x 32 x i1>,
+  i64);
+
+define <vscale x 2 x i32> @intrinsic_vwredsumu_mask_vs_nxv2i32_nxv32i16_nxv2i32(<vscale x 2 x i32> %0, <vscale x 32 x i16> %1, <vscale x 2 x i32> %2, <vscale x 32 x i1> %3, i64 %4) nounwind {
+entry:
+; CHECK-LABEL: intrinsic_vwredsumu_mask_vs_nxv2i32_nxv32i16_nxv2i32
+; CHECK:       vsetvli {{.*}}, {{a[0-9]+}}, e16,m8,ta,mu
+; CHECK:       vwredsumu.vs {{v[0-9]+}}, {{v[0-9]+}}, {{v[0-9]+}}, v0.t
+  %a = call <vscale x 2 x i32> @llvm.riscv.vwredsumu.mask.nxv2i32.nxv32i16.nxv2i32(
+    <vscale x 2 x i32> %0,
+    <vscale x 32 x i16> %1,
+    <vscale x 2 x i32> %2,
+    <vscale x 32 x i1> %3,
+    i64 %4)
+
+  ret <vscale x 2 x i32> %a
+}
+
+declare <vscale x 1 x i64> @llvm.riscv.vwredsumu.nxv1i64.nxv1i32(
+  <vscale x 1 x i64>,
+  <vscale x 1 x i32>,
+  <vscale x 1 x i64>,
+  i64);
+
+define <vscale x 1 x i64> @intrinsic_vwredsumu_vs_nxv1i64_nxv1i32_nxv1i64(<vscale x 1 x i64> %0, <vscale x 1 x i32> %1, <vscale x 1 x i64> %2, i64 %3) nounwind {
+entry:
+; CHECK-LABEL: intrinsic_vwredsumu_vs_nxv1i64_nxv1i32_nxv1i64
+; CHECK:       vsetvli {{.*}}, {{a[0-9]+}}, e32,mf2,ta,mu
+; CHECK:       vwredsumu.vs {{v[0-9]+}}, {{v[0-9]+}}, {{v[0-9]+}}
+  %a = call <vscale x 1 x i64> @llvm.riscv.vwredsumu.nxv1i64.nxv1i32(
+    <vscale x 1 x i64> %0,
+    <vscale x 1 x i32> %1,
+    <vscale x 1 x i64> %2,
+    i64 %3)
+
+  ret <vscale x 1 x i64> %a
+}
+
+declare <vscale x 1 x i64> @llvm.riscv.vwredsumu.mask.nxv1i64.nxv1i32.nxv1i64(
+  <vscale x 1 x i64>,
+  <vscale x 1 x i32>,
+  <vscale x 1 x i64>,
+  <vscale x 1 x i1>,
+  i64);
+
+define <vscale x 1 x i64> @intrinsic_vwredsumu_mask_vs_nxv1i64_nxv1i32_nxv1i64(<vscale x 1 x i64> %0, <vscale x 1 x i32> %1, <vscale x 1 x i64> %2, <vscale x 1 x i1> %3, i64 %4) nounwind {
+entry:
+; CHECK-LABEL: intrinsic_vwredsumu_mask_vs_nxv1i64_nxv1i32_nxv1i64
+; CHECK:       vsetvli {{.*}}, {{a[0-9]+}}, e32,mf2,ta,mu
+; CHECK:       vwredsumu.vs {{v[0-9]+}}, {{v[0-9]+}}, {{v[0-9]+}}, v0.t
+  %a = call <vscale x 1 x i64> @llvm.riscv.vwredsumu.mask.nxv1i64.nxv1i32.nxv1i64(
+    <vscale x 1 x i64> %0,
+    <vscale x 1 x i32> %1,
+    <vscale x 1 x i64> %2,
+    <vscale x 1 x i1> %3,
+    i64 %4)
+
+  ret <vscale x 1 x i64> %a
+}
+
+declare <vscale x 1 x i64> @llvm.riscv.vwredsumu.nxv1i64.nxv2i32(
+  <vscale x 1 x i64>,
+  <vscale x 2 x i32>,
+  <vscale x 1 x i64>,
+  i64);
+
+define <vscale x 1 x i64> @intrinsic_vwredsumu_vs_nxv1i64_nxv2i32_nxv1i64(<vscale x 1 x i64> %0, <vscale x 2 x i32> %1, <vscale x 1 x i64> %2, i64 %3) nounwind {
+entry:
+; CHECK-LABEL: intrinsic_vwredsumu_vs_nxv1i64_nxv2i32_nxv1i64
+; CHECK:       vsetvli {{.*}}, {{a[0-9]+}}, e32,m1,ta,mu
+; CHECK:       vwredsumu.vs {{v[0-9]+}}, {{v[0-9]+}}, {{v[0-9]+}}
+  %a = call <vscale x 1 x i64> @llvm.riscv.vwredsumu.nxv1i64.nxv2i32(
+    <vscale x 1 x i64> %0,
+    <vscale x 2 x i32> %1,
+    <vscale x 1 x i64> %2,
+    i64 %3)
+
+  ret <vscale x 1 x i64> %a
+}
+
+declare <vscale x 1 x i64> @llvm.riscv.vwredsumu.mask.nxv1i64.nxv2i32.nxv1i64(
+  <vscale x 1 x i64>,
+  <vscale x 2 x i32>,
+  <vscale x 1 x i64>,
+  <vscale x 2 x i1>,
+  i64);
+
+define <vscale x 1 x i64> @intrinsic_vwredsumu_mask_vs_nxv1i64_nxv2i32_nxv1i64(<vscale x 1 x i64> %0, <vscale x 2 x i32> %1, <vscale x 1 x i64> %2, <vscale x 2 x i1> %3, i64 %4) nounwind {
+entry:
+; CHECK-LABEL: intrinsic_vwredsumu_mask_vs_nxv1i64_nxv2i32_nxv1i64
+; CHECK:       vsetvli {{.*}}, {{a[0-9]+}}, e32,m1,ta,mu
+; CHECK:       vwredsumu.vs {{v[0-9]+}}, {{v[0-9]+}}, {{v[0-9]+}}, v0.t
+  %a = call <vscale x 1 x i64> @llvm.riscv.vwredsumu.mask.nxv1i64.nxv2i32.nxv1i64(
+    <vscale x 1 x i64> %0,
+    <vscale x 2 x i32> %1,
+    <vscale x 1 x i64> %2,
+    <vscale x 2 x i1> %3,
+    i64 %4)
+
+  ret <vscale x 1 x i64> %a
+}
+
+declare <vscale x 1 x i64> @llvm.riscv.vwredsumu.nxv1i64.nxv4i32(
+  <vscale x 1 x i64>,
+  <vscale x 4 x i32>,
+  <vscale x 1 x i64>,
+  i64);
+
+define <vscale x 1 x i64> @intrinsic_vwredsumu_vs_nxv1i64_nxv4i32_nxv1i64(<vscale x 1 x i64> %0, <vscale x 4 x i32> %1, <vscale x 1 x i64> %2, i64 %3) nounwind {
+entry:
+; CHECK-LABEL: intrinsic_vwredsumu_vs_nxv1i64_nxv4i32_nxv1i64
+; CHECK:       vsetvli {{.*}}, {{a[0-9]+}}, e32,m2,ta,mu
+; CHECK:       vwredsumu.vs {{v[0-9]+}}, {{v[0-9]+}}, {{v[0-9]+}}
+  %a = call <vscale x 1 x i64> @llvm.riscv.vwredsumu.nxv1i64.nxv4i32(
+    <vscale x 1 x i64> %0,
+    <vscale x 4 x i32> %1,
+    <vscale x 1 x i64> %2,
+    i64 %3)
+
+  ret <vscale x 1 x i64> %a
+}
+
+declare <vscale x 1 x i64> @llvm.riscv.vwredsumu.mask.nxv1i64.nxv4i32.nxv1i64(
+  <vscale x 1 x i64>,
+  <vscale x 4 x i32>,
+  <vscale x 1 x i64>,
+  <vscale x 4 x i1>,
+  i64);
+
+define <vscale x 1 x i64> @intrinsic_vwredsumu_mask_vs_nxv1i64_nxv4i32_nxv1i64(<vscale x 1 x i64> %0, <vscale x 4 x i32> %1, <vscale x 1 x i64> %2, <vscale x 4 x i1> %3, i64 %4) nounwind {
+entry:
+; CHECK-LABEL: intrinsic_vwredsumu_mask_vs_nxv1i64_nxv4i32_nxv1i64
+; CHECK:       vsetvli {{.*}}, {{a[0-9]+}}, e32,m2,ta,mu
+; CHECK:       vwredsumu.vs {{v[0-9]+}}, {{v[0-9]+}}, {{v[0-9]+}}, v0.t
+  %a = call <vscale x 1 x i64> @llvm.riscv.vwredsumu.mask.nxv1i64.nxv4i32.nxv1i64(
+    <vscale x 1 x i64> %0,
+    <vscale x 4 x i32> %1,
+    <vscale x 1 x i64> %2,
+    <vscale x 4 x i1> %3,
+    i64 %4)
+
+  ret <vscale x 1 x i64> %a
+}
+
+declare <vscale x 1 x i64> @llvm.riscv.vwredsumu.nxv1i64.nxv8i32(
+  <vscale x 1 x i64>,
+  <vscale x 8 x i32>,
+  <vscale x 1 x i64>,
+  i64);
+
+define <vscale x 1 x i64> @intrinsic_vwredsumu_vs_nxv1i64_nxv8i32_nxv1i64(<vscale x 1 x i64> %0, <vscale x 8 x i32> %1, <vscale x 1 x i64> %2, i64 %3) nounwind {
+entry:
+; CHECK-LABEL: intrinsic_vwredsumu_vs_nxv1i64_nxv8i32_nxv1i64
+; CHECK:       vsetvli {{.*}}, {{a[0-9]+}}, e32,m4,ta,mu
+; CHECK:       vwredsumu.vs {{v[0-9]+}}, {{v[0-9]+}}, {{v[0-9]+}}
+  %a = call <vscale x 1 x i64> @llvm.riscv.vwredsumu.nxv1i64.nxv8i32(
+    <vscale x 1 x i64> %0,
+    <vscale x 8 x i32> %1,
+    <vscale x 1 x i64> %2,
+    i64 %3)
+
+  ret <vscale x 1 x i64> %a
+}
+
+declare <vscale x 1 x i64> @llvm.riscv.vwredsumu.mask.nxv1i64.nxv8i32.nxv1i64(
+  <vscale x 1 x i64>,
+  <vscale x 8 x i32>,
+  <vscale x 1 x i64>,
+  <vscale x 8 x i1>,
+  i64);
+
+define <vscale x 1 x i64> @intrinsic_vwredsumu_mask_vs_nxv1i64_nxv8i32_nxv1i64(<vscale x 1 x i64> %0, <vscale x 8 x i32> %1, <vscale x 1 x i64> %2, <vscale x 8 x i1> %3, i64 %4) nounwind {
+entry:
+; CHECK-LABEL: intrinsic_vwredsumu_mask_vs_nxv1i64_nxv8i32_nxv1i64
+; CHECK:       vsetvli {{.*}}, {{a[0-9]+}}, e32,m4,ta,mu
+; CHECK:       vwredsumu.vs {{v[0-9]+}}, {{v[0-9]+}}, {{v[0-9]+}}, v0.t
+  %a = call <vscale x 1 x i64> @llvm.riscv.vwredsumu.mask.nxv1i64.nxv8i32.nxv1i64(
+    <vscale x 1 x i64> %0,
+    <vscale x 8 x i32> %1,
+    <vscale x 1 x i64> %2,
+    <vscale x 8 x i1> %3,
+    i64 %4)
+
+  ret <vscale x 1 x i64> %a
+}
+
+declare <vscale x 1 x i64> @llvm.riscv.vwredsumu.nxv1i64.nxv16i32(
+  <vscale x 1 x i64>,
+  <vscale x 16 x i32>,
+  <vscale x 1 x i64>,
+  i64);
+
+define <vscale x 1 x i64> @intrinsic_vwredsumu_vs_nxv1i64_nxv16i32_nxv1i64(<vscale x 1 x i64> %0, <vscale x 16 x i32> %1, <vscale x 1 x i64> %2, i64 %3) nounwind {
+entry:
+; CHECK-LABEL: intrinsic_vwredsumu_vs_nxv1i64_nxv16i32_nxv1i64
+; CHECK:       vsetvli {{.*}}, {{a[0-9]+}}, e32,m8,ta,mu
+; CHECK:       vwredsumu.vs {{v[0-9]+}}, {{v[0-9]+}}, {{v[0-9]+}}
+  %a = call <vscale x 1 x i64> @llvm.riscv.vwredsumu.nxv1i64.nxv16i32(
+    <vscale x 1 x i64> %0,
+    <vscale x 16 x i32> %1,
+    <vscale x 1 x i64> %2,
+    i64 %3)
+
+  ret <vscale x 1 x i64> %a
+}
+
+declare <vscale x 1 x i64> @llvm.riscv.vwredsumu.mask.nxv1i64.nxv16i32.nxv1i64(
+  <vscale x 1 x i64>,
+  <vscale x 16 x i32>,
+  <vscale x 1 x i64>,
+  <vscale x 16 x i1>,
+  i64);
+
+define <vscale x 1 x i64> @intrinsic_vwredsumu_mask_vs_nxv1i64_nxv16i32_nxv1i64(<vscale x 1 x i64> %0, <vscale x 16 x i32> %1, <vscale x 1 x i64> %2, <vscale x 16 x i1> %3, i64 %4) nounwind {
+entry:
+; CHECK-LABEL: intrinsic_vwredsumu_mask_vs_nxv1i64_nxv16i32_nxv1i64
+; CHECK:       vsetvli {{.*}}, {{a[0-9]+}}, e32,m8,ta,mu
+; CHECK:       vwredsumu.vs {{v[0-9]+}}, {{v[0-9]+}}, {{v[0-9]+}}, v0.t
+  %a = call <vscale x 1 x i64> @llvm.riscv.vwredsumu.mask.nxv1i64.nxv16i32.nxv1i64(
+    <vscale x 1 x i64> %0,
+    <vscale x 16 x i32> %1,
+    <vscale x 1 x i64> %2,
+    <vscale x 16 x i1> %3,
+    i64 %4)
+
+  ret <vscale x 1 x i64> %a
+}