diff --git a/llvm/include/llvm/IR/IntrinsicsRISCV.td b/llvm/include/llvm/IR/IntrinsicsRISCV.td
--- a/llvm/include/llvm/IR/IntrinsicsRISCV.td
+++ b/llvm/include/llvm/IR/IntrinsicsRISCV.td
@@ -446,4 +446,8 @@
 
   defm vslideup : RISCVTernaryAAAX;
   defm vslidedown : RISCVTernaryAAAX;
+  defm vslide1up : RISCVBinaryAAX;
+  defm vslide1down : RISCVBinaryAAX;
+  defm vfslide1up : RISCVBinaryAAX;
+  defm vfslide1down : RISCVBinaryAAX;
 } // TargetPrefix = "riscv"
diff --git a/llvm/lib/Target/RISCV/RISCVInstrInfoVPseudos.td b/llvm/lib/Target/RISCV/RISCVInstrInfoVPseudos.td
--- a/llvm/lib/Target/RISCV/RISCVInstrInfoVPseudos.td
+++ b/llvm/lib/Target/RISCV/RISCVInstrInfoVPseudos.td
@@ -1751,6 +1751,10 @@
 //===----------------------------------------------------------------------===//
 defm PseudoVSLIDEUP    : VPseudoTernaryV_VX_VI<uimm5, "@earlyclobber $rd">;
 defm PseudoVSLIDEDOWN  : VPseudoTernaryV_VX_VI<uimm5>;
+defm PseudoVSLIDE1UP   : VPseudoBinaryV_VX</*IsFloat*/0>;
+defm PseudoVSLIDE1DOWN : VPseudoBinaryV_VX</*IsFloat*/0>;
+defm PseudoVFSLIDE1UP  : VPseudoBinaryV_VX</*IsFloat*/1>;
+defm PseudoVFSLIDE1DOWN : VPseudoBinaryV_VX</*IsFloat*/1>;
 
 //===----------------------------------------------------------------------===//
 // Patterns.
@@ -2050,9 +2054,13 @@
 let Predicates = [HasStdExtV] in {
   defm "" : VPatTernaryV_VX_VI<"int_riscv_vslideup", "PseudoVSLIDEUP", AllIntegerVectors, uimm5>;
   defm "" : VPatTernaryV_VX_VI<"int_riscv_vslidedown", "PseudoVSLIDEDOWN", AllIntegerVectors, uimm5>;
+  defm "" : VPatBinaryV_VX<"int_riscv_vslide1up", "PseudoVSLIDE1UP", AllIntegerVectors>;
+  defm "" : VPatBinaryV_VX<"int_riscv_vslide1down", "PseudoVSLIDE1DOWN", AllIntegerVectors>;
 } // Predicates = [HasStdExtV]
 
 let Predicates = [HasStdExtV, HasStdExtF] in {
   defm "" : VPatTernaryV_VX_VI<"int_riscv_vslideup", "PseudoVSLIDEUP", AllFloatVectors, uimm5>;
   defm "" : VPatTernaryV_VX_VI<"int_riscv_vslidedown", "PseudoVSLIDEDOWN", AllFloatVectors, uimm5>;
+  defm "" : VPatBinaryV_VX<"int_riscv_vfslide1up", "PseudoVFSLIDE1UP", AllFloatVectors>;
+  defm "" : VPatBinaryV_VX<"int_riscv_vfslide1down", "PseudoVFSLIDE1DOWN", AllFloatVectors>;
 } // Predicates = [HasStdExtV, HasStdExtF]
diff --git a/llvm/test/CodeGen/RISCV/rvv/vfslide1down-rv32.ll b/llvm/test/CodeGen/RISCV/rvv/vfslide1down-rv32.ll
new file mode 100644
--- /dev/null
+++ b/llvm/test/CodeGen/RISCV/rvv/vfslide1down-rv32.ll
@@ -0,0 +1,441 @@
+; RUN: llc -mtriple=riscv32 -mattr=+experimental-v,+f,+experimental-zfh -verify-machineinstrs \
+; RUN:   --riscv-no-aliases < %s | FileCheck %s
+declare <vscale x 1 x half> @llvm.riscv.vfslide1down.nxv1f16.f16(
+  <vscale x 1 x half>,
+  half,
+  i32);
+
+define <vscale x 1 x half> @intrinsic_vfslide1down_vf_nxv1f16_nxv1f16_f16(<vscale x 1 x half> %0, half %1, i32 %2) nounwind {
+entry:
+; CHECK-LABEL: intrinsic_vfslide1down_vf_nxv1f16_nxv1f16_f16
+; CHECK:       vsetvli {{.*}}, {{a[0-9]+}}, e16,mf4,ta,mu
+; CHECK:       vfslide1down.vf {{v[0-9]+}}, {{v[0-9]+}}, ft0
+  %a = call <vscale x 1 x half> @llvm.riscv.vfslide1down.nxv1f16.f16(
+    <vscale x 1 x half> %0,
+    half %1,
+    i32 %2)
+
+  ret <vscale x 1 x half> %a
+}
+
+declare <vscale x 1 x half> @llvm.riscv.vfslide1down.mask.nxv1f16.f16(
+  <vscale x 1 x half>,
+  <vscale x 1 x half>,
+  half,
+  <vscale x 1 x i1>,
+  i32);
+
+define <vscale x 1 x half> @intrinsic_vfslide1down_mask_vf_nxv1f16_nxv1f16_f16(<vscale x 1 x half> %0, <vscale x 1 x half> %1, half %2, <vscale x 1 x i1> %3, i32 %4) nounwind {
+entry:
+; CHECK-LABEL: intrinsic_vfslide1down_mask_vf_nxv1f16_nxv1f16_f16
+; CHECK:       vsetvli {{.*}}, {{a[0-9]+}}, e16,mf4,ta,mu
+; CHECK:       vfslide1down.vf {{v[0-9]+}}, {{v[0-9]+}}, ft0, v0.t
+  %a = call <vscale x 1 x half> @llvm.riscv.vfslide1down.mask.nxv1f16.f16(
+    <vscale x 1 x half> %0,
+    <vscale x 1 x half> %1,
+    half %2,
+    <vscale x 1 x i1> %3,
+    i32 %4)
+
+  ret <vscale x 1 x half> %a
+}
+
+declare <vscale x 2 x half> @llvm.riscv.vfslide1down.nxv2f16.f16(
+  <vscale x 2 x half>,
+  half,
+  i32);
+
+define <vscale x 2 x half> @intrinsic_vfslide1down_vf_nxv2f16_nxv2f16_f16(<vscale x 2 x half> %0, half %1, i32 %2) nounwind {
+entry:
+; CHECK-LABEL: intrinsic_vfslide1down_vf_nxv2f16_nxv2f16_f16
+; CHECK:       vsetvli {{.*}}, {{a[0-9]+}}, e16,mf2,ta,mu
+; CHECK:       vfslide1down.vf {{v[0-9]+}}, {{v[0-9]+}}, ft0
+  %a = call <vscale x 2 x half> @llvm.riscv.vfslide1down.nxv2f16.f16(
+    <vscale x 2 x half> %0,
+    half %1,
+    i32 %2)
+
+  ret <vscale x 2 x half> %a
+}
+
+declare <vscale x 2 x half> @llvm.riscv.vfslide1down.mask.nxv2f16.f16(
+  <vscale x 2 x half>,
+  <vscale x 2 x half>,
+  half,
+  <vscale x 2 x i1>,
+  i32);
+
+define <vscale x 2 x half> @intrinsic_vfslide1down_mask_vf_nxv2f16_nxv2f16_f16(<vscale x 2 x half> %0, <vscale x 2 x half> %1, half %2, <vscale x 2 x i1> %3, i32 %4) nounwind {
+entry:
+; CHECK-LABEL: intrinsic_vfslide1down_mask_vf_nxv2f16_nxv2f16_f16
+; CHECK:       vsetvli {{.*}}, {{a[0-9]+}}, e16,mf2,ta,mu
+; CHECK:       vfslide1down.vf {{v[0-9]+}}, {{v[0-9]+}}, ft0, v0.t
+  %a = call <vscale x 2 x half> @llvm.riscv.vfslide1down.mask.nxv2f16.f16(
+    <vscale x 2 x half> %0,
+    <vscale x 2 x half> %1,
+    half %2,
+    <vscale x 2 x i1> %3,
+    i32 %4)
+
+  ret <vscale x 2 x half> %a
+}
+
+declare <vscale x 4 x half> @llvm.riscv.vfslide1down.nxv4f16.f16(
+  <vscale x 4 x half>,
+  half,
+  i32);
+
+define <vscale x 4 x half> @intrinsic_vfslide1down_vf_nxv4f16_nxv4f16_f16(<vscale x 4 x half> %0, half %1, i32 %2) nounwind {
+entry:
+; CHECK-LABEL: intrinsic_vfslide1down_vf_nxv4f16_nxv4f16_f16
+; CHECK:       vsetvli {{.*}}, {{a[0-9]+}}, e16,m1,ta,mu
+; CHECK:       vfslide1down.vf {{v[0-9]+}}, {{v[0-9]+}}, ft0
+  %a = call <vscale x 4 x half> @llvm.riscv.vfslide1down.nxv4f16.f16(
+    <vscale x 4 x half> %0,
+    half %1,
+    i32 %2)
+
+  ret <vscale x 4 x half> %a
+}
+
+declare <vscale x 4 x half> @llvm.riscv.vfslide1down.mask.nxv4f16.f16(
+  <vscale x 4 x half>,
+  <vscale x 4 x half>,
+  half,
+  <vscale x 4 x i1>,
+  i32);
+
+define <vscale x 4 x half> @intrinsic_vfslide1down_mask_vf_nxv4f16_nxv4f16_f16(<vscale x 4 x half> %0, <vscale x 4 x half> %1, half %2, <vscale x 4 x i1> %3, i32 %4) nounwind {
+entry:
+; CHECK-LABEL: intrinsic_vfslide1down_mask_vf_nxv4f16_nxv4f16_f16
+; CHECK:       vsetvli {{.*}}, {{a[0-9]+}}, e16,m1,ta,mu
+; CHECK:       vfslide1down.vf {{v[0-9]+}}, {{v[0-9]+}}, ft0, v0.t
+  %a = call <vscale x 4 x half> @llvm.riscv.vfslide1down.mask.nxv4f16.f16(
+    <vscale x 4 x half> %0,
+    <vscale x 4 x half> %1,
+    half %2,
+    <vscale x 4 x i1> %3,
+    i32 %4)
+
+  ret <vscale x 4 x half> %a
+}
+
+declare <vscale x 8 x half> @llvm.riscv.vfslide1down.nxv8f16.f16(
+  <vscale x 8 x half>,
+  half,
+  i32);
+
+define <vscale x 8 x half> @intrinsic_vfslide1down_vf_nxv8f16_nxv8f16_f16(<vscale x 8 x half> %0, half %1, i32 %2) nounwind {
+entry:
+; CHECK-LABEL: intrinsic_vfslide1down_vf_nxv8f16_nxv8f16_f16
+; CHECK:       vsetvli {{.*}}, {{a[0-9]+}}, e16,m2,ta,mu
+; CHECK:       vfslide1down.vf {{v[0-9]+}}, {{v[0-9]+}}, ft0
+  %a = call <vscale x 8 x half> @llvm.riscv.vfslide1down.nxv8f16.f16(
+    <vscale x 8 x half> %0,
+    half %1,
+    i32 %2)
+
+  ret <vscale x 8 x half> %a
+}
+
+declare <vscale x 8 x half> @llvm.riscv.vfslide1down.mask.nxv8f16.f16(
+  <vscale x 8 x half>,
+  <vscale x 8 x half>,
+  half,
+  <vscale x 8 x i1>,
+  i32);
+
+define <vscale x 8 x half> @intrinsic_vfslide1down_mask_vf_nxv8f16_nxv8f16_f16(<vscale x 8 x half> %0, <vscale x 8 x half> %1, half %2, <vscale x 8 x i1> %3, i32 %4) nounwind {
+entry:
+; CHECK-LABEL: intrinsic_vfslide1down_mask_vf_nxv8f16_nxv8f16_f16
+; CHECK:       vsetvli {{.*}}, {{a[0-9]+}}, e16,m2,ta,mu
+; CHECK:       vfslide1down.vf {{v[0-9]+}}, {{v[0-9]+}}, ft0, v0.t
+  %a = call <vscale x 8 x half> @llvm.riscv.vfslide1down.mask.nxv8f16.f16(
+    <vscale x 8 x half> %0,
+    <vscale x 8 x half> %1,
+    half %2,
+    <vscale x 8 x i1> %3,
+    i32 %4)
+
+  ret <vscale x 8 x half> %a
+}
+
+declare <vscale x 16 x half> @llvm.riscv.vfslide1down.nxv16f16.f16(
+  <vscale x 16 x half>,
+  half,
+  i32);
+
+define <vscale x 16 x half> @intrinsic_vfslide1down_vf_nxv16f16_nxv16f16_f16(<vscale x 16 x half> %0, half %1, i32 %2) nounwind {
+entry:
+; CHECK-LABEL: intrinsic_vfslide1down_vf_nxv16f16_nxv16f16_f16
+; CHECK:       vsetvli {{.*}}, {{a[0-9]+}}, e16,m4,ta,mu
+; CHECK:       vfslide1down.vf {{v[0-9]+}}, {{v[0-9]+}}, ft0
+  %a = call <vscale x 16 x half> @llvm.riscv.vfslide1down.nxv16f16.f16(
+    <vscale x 16 x half> %0,
+    half %1,
+    i32 %2)
+
+  ret <vscale x 16 x half> %a
+}
+
+declare <vscale x 16 x half> @llvm.riscv.vfslide1down.mask.nxv16f16.f16(
+  <vscale x 16 x half>,
+  <vscale x 16 x half>,
+  half,
+  <vscale x 16 x i1>,
+  i32);
+
+define <vscale x 16 x half> @intrinsic_vfslide1down_mask_vf_nxv16f16_nxv16f16_f16(<vscale x 16 x half> %0, <vscale x 16 x half> %1, half %2, <vscale x 16 x i1> %3, i32 %4) nounwind {
+entry:
+; CHECK-LABEL: intrinsic_vfslide1down_mask_vf_nxv16f16_nxv16f16_f16
+; CHECK:       vsetvli {{.*}}, {{a[0-9]+}}, e16,m4,ta,mu
+; CHECK:       vfslide1down.vf {{v[0-9]+}}, {{v[0-9]+}}, ft0, v0.t
+  %a = call <vscale x 16 x half> @llvm.riscv.vfslide1down.mask.nxv16f16.f16(
+    <vscale x 16 x half> %0,
+    <vscale x 16 x half> %1,
+    half %2,
+    <vscale x 16 x i1> %3,
+    i32 %4)
+
+  ret <vscale x 16 x half> %a
+}
+
+declare <vscale x 32 x half> @llvm.riscv.vfslide1down.nxv32f16.f16(
+  <vscale x 32 x half>,
+  half,
+  i32);
+
+define <vscale x 32 x half> @intrinsic_vfslide1down_vf_nxv32f16_nxv32f16_f16(<vscale x 32 x half> %0, half %1, i32 %2) nounwind {
+entry:
+; CHECK-LABEL: intrinsic_vfslide1down_vf_nxv32f16_nxv32f16_f16
+; CHECK:       vsetvli {{.*}}, {{a[0-9]+}}, e16,m8,ta,mu
+; CHECK:       vfslide1down.vf {{v[0-9]+}}, {{v[0-9]+}}, ft0
+  %a = call <vscale x 32 x half> @llvm.riscv.vfslide1down.nxv32f16.f16(
+    <vscale x 32 x half> %0,
+    half %1,
+    i32 %2)
+
+  ret <vscale x 32 x half> %a
+}
+
+declare <vscale x 32 x half> @llvm.riscv.vfslide1down.mask.nxv32f16.f16(
+  <vscale x 32 x half>,
+  <vscale x 32 x half>,
+  half,
+  <vscale x 32 x i1>,
+  i32);
+
+define <vscale x 32 x half> @intrinsic_vfslide1down_mask_vf_nxv32f16_nxv32f16_f16(<vscale x 32 x half> %0, <vscale x 32 x half> %1, half %2, <vscale x 32 x i1> %3, i32 %4) nounwind {
+entry:
+; CHECK-LABEL: intrinsic_vfslide1down_mask_vf_nxv32f16_nxv32f16_f16
+; CHECK:       vsetvli {{.*}}, {{a[0-9]+}}, e16,m8,ta,mu
+; CHECK:       vfslide1down.vf {{v[0-9]+}}, {{v[0-9]+}}, ft0, v0.t
+  %a = call <vscale x 32 x half> @llvm.riscv.vfslide1down.mask.nxv32f16.f16(
+    <vscale x 32 x half> %0,
+    <vscale x 32 x half> %1,
+    half %2,
+    <vscale x 32 x i1> %3,
+    i32 %4)
+
+  ret <vscale x 32 x half> %a
+}
+
+declare <vscale x 1 x float> @llvm.riscv.vfslide1down.nxv1f32.f32(
+  <vscale x 1 x float>,
+  float,
+  i32);
+
+define <vscale x 1 x float> @intrinsic_vfslide1down_vf_nxv1f32_nxv1f32_f32(<vscale x 1 x float> %0, float %1, i32 %2) nounwind {
+entry:
+; CHECK-LABEL: intrinsic_vfslide1down_vf_nxv1f32_nxv1f32_f32
+; CHECK:       vsetvli {{.*}}, {{a[0-9]+}}, e32,mf2,ta,mu
+; CHECK:       vfslide1down.vf {{v[0-9]+}}, {{v[0-9]+}}, ft0
+  %a = call <vscale x 1 x float> @llvm.riscv.vfslide1down.nxv1f32.f32(
+    <vscale x 1 x float> %0,
+    float %1,
+    i32 %2)
+
+  ret <vscale x 1 x float> %a
+}
+
+declare <vscale x 1 x float> @llvm.riscv.vfslide1down.mask.nxv1f32.f32(
+  <vscale x 1 x float>,
+  <vscale x 1 x float>,
+  float,
+  <vscale x 1 x i1>,
+  i32);
+
+define <vscale x 1 x float> @intrinsic_vfslide1down_mask_vf_nxv1f32_nxv1f32_f32(<vscale x 1 x float> %0, <vscale x 1 x float> %1, float %2, <vscale x 1 x i1> %3, i32 %4) nounwind {
+entry:
+; CHECK-LABEL: intrinsic_vfslide1down_mask_vf_nxv1f32_nxv1f32_f32
+; CHECK:       vsetvli {{.*}}, {{a[0-9]+}}, e32,mf2,ta,mu
+; CHECK:       vfslide1down.vf {{v[0-9]+}}, {{v[0-9]+}}, ft0, v0.t
+  %a = call <vscale x 1 x float> @llvm.riscv.vfslide1down.mask.nxv1f32.f32(
+    <vscale x 1 x float> %0,
+    <vscale x 1 x float> %1,
+    float %2,
+    <vscale x 1 x i1> %3,
+    i32 %4)
+
+  ret <vscale x 1 x float> %a
+}
+
+declare <vscale x 2 x float> @llvm.riscv.vfslide1down.nxv2f32.f32(
+  <vscale x 2 x float>,
+  float,
+  i32);
+
+define <vscale x 2 x float> @intrinsic_vfslide1down_vf_nxv2f32_nxv2f32_f32(<vscale x 2 x float> %0, float %1, i32 %2) nounwind {
+entry:
+; CHECK-LABEL: intrinsic_vfslide1down_vf_nxv2f32_nxv2f32_f32
+; CHECK:       vsetvli {{.*}}, {{a[0-9]+}}, e32,m1,ta,mu
+; CHECK:       vfslide1down.vf {{v[0-9]+}}, {{v[0-9]+}}, ft0
+  %a = call <vscale x 2 x float> @llvm.riscv.vfslide1down.nxv2f32.f32(
+    <vscale x 2 x float> %0,
+    float %1,
+    i32 %2)
+
+  ret <vscale x 2 x float> %a
+}
+
+declare <vscale x 2 x float> @llvm.riscv.vfslide1down.mask.nxv2f32.f32(
+  <vscale x 2 x float>,
+  <vscale x 2 x float>,
+  float,
+  <vscale x 2 x i1>,
+  i32);
+
+define <vscale x 2 x float> @intrinsic_vfslide1down_mask_vf_nxv2f32_nxv2f32_f32(<vscale x 2 x float> %0, <vscale x 2 x float> %1, float %2, <vscale x 2 x i1> %3, i32 %4) nounwind {
+entry:
+; CHECK-LABEL: intrinsic_vfslide1down_mask_vf_nxv2f32_nxv2f32_f32
+; CHECK:       vsetvli {{.*}}, {{a[0-9]+}}, e32,m1,ta,mu
+; CHECK:       vfslide1down.vf {{v[0-9]+}}, {{v[0-9]+}}, ft0, v0.t
+  %a = call <vscale x 2 x float> @llvm.riscv.vfslide1down.mask.nxv2f32.f32(
+    <vscale x 2 x float> %0,
+    <vscale x 2 x float> %1,
+    float %2,
+    <vscale x 2 x i1> %3,
+    i32 %4)
+
+  ret <vscale x 2 x float> %a
+}
+
+declare <vscale x 4 x float> @llvm.riscv.vfslide1down.nxv4f32.f32(
+  <vscale x 4 x float>,
+  float,
+  i32);
+
+define <vscale x 4 x float> @intrinsic_vfslide1down_vf_nxv4f32_nxv4f32_f32(<vscale x 4 x float> %0, float %1, i32 %2) nounwind {
+entry:
+; CHECK-LABEL: intrinsic_vfslide1down_vf_nxv4f32_nxv4f32_f32
+; CHECK:       vsetvli {{.*}}, {{a[0-9]+}}, e32,m2,ta,mu
+; CHECK:       vfslide1down.vf {{v[0-9]+}}, {{v[0-9]+}}, ft0
+  %a = call <vscale x 4 x float> @llvm.riscv.vfslide1down.nxv4f32.f32(
+    <vscale x 4 x float> %0,
+    float %1,
+    i32 %2)
+
+  ret <vscale x 4 x float> %a
+}
+
+declare <vscale x 4 x float> @llvm.riscv.vfslide1down.mask.nxv4f32.f32(
+  <vscale x 4 x float>,
+  <vscale x 4 x float>,
+  float,
+  <vscale x 4 x i1>,
+  i32);
+
+define <vscale x 4 x float> @intrinsic_vfslide1down_mask_vf_nxv4f32_nxv4f32_f32(<vscale x 4 x float> %0, <vscale x 4 x float> %1, float %2, <vscale x 4 x i1> %3, i32 %4) nounwind {
+entry:
+; CHECK-LABEL: intrinsic_vfslide1down_mask_vf_nxv4f32_nxv4f32_f32
+; CHECK:       vsetvli {{.*}}, {{a[0-9]+}}, e32,m2,ta,mu
+; CHECK:       vfslide1down.vf {{v[0-9]+}}, {{v[0-9]+}}, ft0, v0.t
+  %a = call <vscale x 4 x float> @llvm.riscv.vfslide1down.mask.nxv4f32.f32(
+    <vscale x 4 x float> %0,
+    <vscale x 4 x float> %1,
+    float %2,
+    <vscale x 4 x i1> %3,
+    i32 %4)
+
+  ret <vscale x 4 x float> %a
+}
+
+declare <vscale x 8 x float> @llvm.riscv.vfslide1down.nxv8f32.f32(
+  <vscale x 8 x float>,
+  float,
+  i32);
+
+define <vscale x 8 x float> @intrinsic_vfslide1down_vf_nxv8f32_nxv8f32_f32(<vscale x 8 x float> %0, float %1, i32 %2) nounwind {
+entry:
+; CHECK-LABEL: intrinsic_vfslide1down_vf_nxv8f32_nxv8f32_f32
+; CHECK:       vsetvli {{.*}}, {{a[0-9]+}}, e32,m4,ta,mu
+; CHECK:       vfslide1down.vf {{v[0-9]+}}, {{v[0-9]+}}, ft0
+  %a = call <vscale x 8 x float> @llvm.riscv.vfslide1down.nxv8f32.f32(
+    <vscale x 8 x float> %0,
+    float %1,
+    i32 %2)
+
+  ret <vscale x 8 x float> %a
+}
+
+declare <vscale x 8 x float> @llvm.riscv.vfslide1down.mask.nxv8f32.f32(
+  <vscale x 8 x float>,
+  <vscale x 8 x float>,
+  float,
+  <vscale x 8 x i1>,
+  i32);
+
+define <vscale x 8 x float> @intrinsic_vfslide1down_mask_vf_nxv8f32_nxv8f32_f32(<vscale x 8 x float> %0, <vscale x 8 x float> %1, float %2, <vscale x 8 x i1> %3, i32 %4) nounwind {
+entry:
+; CHECK-LABEL: intrinsic_vfslide1down_mask_vf_nxv8f32_nxv8f32_f32
+; CHECK:       vsetvli {{.*}}, {{a[0-9]+}}, e32,m4,ta,mu
+; CHECK:       vfslide1down.vf {{v[0-9]+}}, {{v[0-9]+}}, ft0, v0.t
+  %a = call <vscale x 8 x float> @llvm.riscv.vfslide1down.mask.nxv8f32.f32(
+    <vscale x 8 x float> %0,
+    <vscale x 8 x float> %1,
+    float %2,
+    <vscale x 8 x i1> %3,
+    i32 %4)
+
+  ret <vscale x 8 x float> %a
+}
+
+declare <vscale x 16 x float> @llvm.riscv.vfslide1down.nxv16f32.f32(
+  <vscale x 16 x float>,
+  float,
+  i32);
+
+define <vscale x 16 x float> @intrinsic_vfslide1down_vf_nxv16f32_nxv16f32_f32(<vscale x 16 x float> %0, float %1, i32 %2) nounwind {
+entry:
+; CHECK-LABEL: intrinsic_vfslide1down_vf_nxv16f32_nxv16f32_f32
+; CHECK:       vsetvli {{.*}}, {{a[0-9]+}}, e32,m8,ta,mu
+; CHECK:       vfslide1down.vf {{v[0-9]+}}, {{v[0-9]+}}, ft0
+  %a = call <vscale x 16 x float> @llvm.riscv.vfslide1down.nxv16f32.f32(
+    <vscale x 16 x float> %0,
+    float %1,
+    i32 %2)
+
+  ret <vscale x 16 x float> %a
+}
+
+declare <vscale x 16 x float> @llvm.riscv.vfslide1down.mask.nxv16f32.f32(
+  <vscale x 16 x float>,
+  <vscale x 16 x float>,
+  float,
+  <vscale x 16 x i1>,
+  i32);
+
+define <vscale x 16 x float> @intrinsic_vfslide1down_mask_vf_nxv16f32_nxv16f32_f32(<vscale x 16 x float> %0, <vscale x 16 x float> %1, float %2, <vscale x 16 x i1> %3, i32 %4) nounwind {
+entry:
+; CHECK-LABEL: intrinsic_vfslide1down_mask_vf_nxv16f32_nxv16f32_f32
+; CHECK:       vsetvli {{.*}}, {{a[0-9]+}}, e32,m8,ta,mu
+; CHECK:       vfslide1down.vf {{v[0-9]+}}, {{v[0-9]+}}, ft0, v0.t
+  %a = call <vscale x 16 x float> @llvm.riscv.vfslide1down.mask.nxv16f32.f32(
+    <vscale x 16 x float> %0,
+    <vscale x 16 x float> %1,
+    float %2,
+    <vscale x 16 x i1> %3,
+    i32 %4)
+
+  ret <vscale x 16 x float> %a
+}
diff --git a/llvm/test/CodeGen/RISCV/rvv/vfslide1down-rv64.ll b/llvm/test/CodeGen/RISCV/rvv/vfslide1down-rv64.ll
new file mode 100644
--- /dev/null
+++ b/llvm/test/CodeGen/RISCV/rvv/vfslide1down-rv64.ll
@@ -0,0 +1,601 @@
+; RUN: llc -mtriple=riscv64 -mattr=+experimental-v,+d,+experimental-zfh -verify-machineinstrs \
+; RUN:   --riscv-no-aliases < %s | FileCheck %s
+declare <vscale x 1 x half> @llvm.riscv.vfslide1down.nxv1f16.f16(
+  <vscale x 1 x half>,
+  half,
+  i64);
+
+define <vscale x 1 x half> @intrinsic_vfslide1down_vf_nxv1f16_nxv1f16_f16(<vscale x 1 x half> %0, half %1, i64 %2) nounwind {
+entry:
+; CHECK-LABEL: intrinsic_vfslide1down_vf_nxv1f16_nxv1f16_f16
+; CHECK:       vsetvli {{.*}}, {{a[0-9]+}}, e16,mf4,ta,mu
+; CHECK:       vfslide1down.vf {{v[0-9]+}}, {{v[0-9]+}}, ft0
+  %a = call <vscale x 1 x half> @llvm.riscv.vfslide1down.nxv1f16.f16(
+    <vscale x 1 x half> %0,
+    half %1,
+    i64 %2)
+
+  ret <vscale x 1 x half> %a
+}
+
+declare <vscale x 1 x half> @llvm.riscv.vfslide1down.mask.nxv1f16.f16(
+  <vscale x 1 x half>,
+  <vscale x 1 x half>,
+  half,
+  <vscale x 1 x i1>,
+  i64);
+
+define <vscale x 1 x half> @intrinsic_vfslide1down_mask_vf_nxv1f16_nxv1f16_f16(<vscale x 1 x half> %0, <vscale x 1 x half> %1, half %2, <vscale x 1 x i1> %3, i64 %4) nounwind {
+entry:
+; CHECK-LABEL: intrinsic_vfslide1down_mask_vf_nxv1f16_nxv1f16_f16
+; CHECK:       vsetvli {{.*}}, {{a[0-9]+}}, e16,mf4,ta,mu
+; CHECK:       vfslide1down.vf {{v[0-9]+}}, {{v[0-9]+}}, ft0, v0.t
+  %a = call <vscale x 1 x half> @llvm.riscv.vfslide1down.mask.nxv1f16.f16(
+    <vscale x 1 x half> %0,
+    <vscale x 1 x half> %1,
+    half %2,
+    <vscale x 1 x i1> %3,
+    i64 %4)
+
+  ret <vscale x 1 x half> %a
+}
+
+declare <vscale x 2 x half> @llvm.riscv.vfslide1down.nxv2f16.f16(
+  <vscale x 2 x half>,
+  half,
+  i64);
+
+define <vscale x 2 x half> @intrinsic_vfslide1down_vf_nxv2f16_nxv2f16_f16(<vscale x 2 x half> %0, half %1, i64 %2) nounwind {
+entry:
+; CHECK-LABEL: intrinsic_vfslide1down_vf_nxv2f16_nxv2f16_f16
+; CHECK:       vsetvli {{.*}}, {{a[0-9]+}}, e16,mf2,ta,mu
+; CHECK:       vfslide1down.vf {{v[0-9]+}}, {{v[0-9]+}}, ft0
+  %a = call <vscale x 2 x half> @llvm.riscv.vfslide1down.nxv2f16.f16(
+    <vscale x 2 x half> %0,
+    half %1,
+    i64 %2)
+
+  ret <vscale x 2 x half> %a
+}
+
+declare <vscale x 2 x half> @llvm.riscv.vfslide1down.mask.nxv2f16.f16(
+  <vscale x 2 x half>,
+  <vscale x 2 x half>,
+  half,
+  <vscale x 2 x i1>,
+  i64);
+
+define <vscale x 2 x half> @intrinsic_vfslide1down_mask_vf_nxv2f16_nxv2f16_f16(<vscale x 2 x half> %0, <vscale x 2 x half> %1, half %2, <vscale x 2 x i1> %3, i64 %4) nounwind {
+entry:
+; CHECK-LABEL: intrinsic_vfslide1down_mask_vf_nxv2f16_nxv2f16_f16
+; CHECK:       vsetvli {{.*}}, {{a[0-9]+}}, e16,mf2,ta,mu
+; CHECK:       vfslide1down.vf {{v[0-9]+}}, {{v[0-9]+}}, ft0, v0.t
+  %a = call <vscale x 2 x half> @llvm.riscv.vfslide1down.mask.nxv2f16.f16(
+    <vscale x 2 x half> %0,
+    <vscale x 2 x half> %1,
+    half %2,
+    <vscale x 2 x i1> %3,
+    i64 %4)
+
+  ret <vscale x 2 x half> %a
+}
+
+declare <vscale x 4 x half> @llvm.riscv.vfslide1down.nxv4f16.f16(
+  <vscale x 4 x half>,
+  half,
+  i64);
+
+define <vscale x 4 x half> @intrinsic_vfslide1down_vf_nxv4f16_nxv4f16_f16(<vscale x 4 x half> %0, half %1, i64 %2) nounwind {
+entry:
+; CHECK-LABEL: intrinsic_vfslide1down_vf_nxv4f16_nxv4f16_f16
+; CHECK:       vsetvli {{.*}}, {{a[0-9]+}}, e16,m1,ta,mu
+; CHECK:       vfslide1down.vf {{v[0-9]+}}, {{v[0-9]+}}, ft0
+  %a = call <vscale x 4 x half> @llvm.riscv.vfslide1down.nxv4f16.f16(
+    <vscale x 4 x half> %0,
+    half %1,
+    i64 %2)
+
+  ret <vscale x 4 x half> %a
+}
+
+declare <vscale x 4 x half> @llvm.riscv.vfslide1down.mask.nxv4f16.f16(
+  <vscale x 4 x half>,
+  <vscale x 4 x half>,
+  half,
+  <vscale x 4 x i1>,
+  i64);
+
+define <vscale x 4 x half> @intrinsic_vfslide1down_mask_vf_nxv4f16_nxv4f16_f16(<vscale x 4 x half> %0, <vscale x 4 x half> %1, half %2, <vscale x 4 x i1> %3, i64 %4) nounwind {
+entry:
+; CHECK-LABEL: intrinsic_vfslide1down_mask_vf_nxv4f16_nxv4f16_f16
+; CHECK:       vsetvli {{.*}}, {{a[0-9]+}}, e16,m1,ta,mu
+; CHECK:       vfslide1down.vf {{v[0-9]+}}, {{v[0-9]+}}, ft0, v0.t
+  %a = call <vscale x 4 x half> @llvm.riscv.vfslide1down.mask.nxv4f16.f16(
+    <vscale x 4 x half> %0,
+    <vscale x 4 x half> %1,
+    half %2,
+    <vscale x 4 x i1> %3,
+    i64 %4)
+
+  ret <vscale x 4 x half> %a
+}
+
+declare <vscale x 8 x half> @llvm.riscv.vfslide1down.nxv8f16.f16(
+  <vscale x 8 x half>,
+  half,
+  i64);
+
+define <vscale x 8 x half> @intrinsic_vfslide1down_vf_nxv8f16_nxv8f16_f16(<vscale x 8 x half> %0, half %1, i64 %2) nounwind {
+entry:
+; CHECK-LABEL: intrinsic_vfslide1down_vf_nxv8f16_nxv8f16_f16
+; CHECK:       vsetvli {{.*}}, {{a[0-9]+}}, e16,m2,ta,mu
+; CHECK:       vfslide1down.vf {{v[0-9]+}}, {{v[0-9]+}}, ft0
+  %a = call <vscale x 8 x half> @llvm.riscv.vfslide1down.nxv8f16.f16(
+    <vscale x 8 x half> %0,
+    half %1,
+    i64 %2)
+
+  ret <vscale x 8 x half> %a
+}
+
+declare <vscale x 8 x half> @llvm.riscv.vfslide1down.mask.nxv8f16.f16(
+  <vscale x 8 x half>,
+  <vscale x 8 x half>,
+  half,
+  <vscale x 8 x i1>,
+  i64);
+
+define <vscale x 8 x half> @intrinsic_vfslide1down_mask_vf_nxv8f16_nxv8f16_f16(<vscale x 8 x half> %0, <vscale x 8 x half> %1, half %2, <vscale x 8 x i1> %3, i64 %4) nounwind {
+entry:
+; CHECK-LABEL: intrinsic_vfslide1down_mask_vf_nxv8f16_nxv8f16_f16
+; CHECK:       vsetvli {{.*}}, {{a[0-9]+}}, e16,m2,ta,mu
+; CHECK:       vfslide1down.vf {{v[0-9]+}}, {{v[0-9]+}}, ft0, v0.t
+  %a = call <vscale x 8 x half> @llvm.riscv.vfslide1down.mask.nxv8f16.f16(
+    <vscale x 8 x half> %0,
+    <vscale x 8 x half> %1,
+    half %2,
+    <vscale x 8 x i1> %3,
+    i64 %4)
+
+  ret <vscale x 8 x half> %a
+}
+
+declare <vscale x 16 x half> @llvm.riscv.vfslide1down.nxv16f16.f16(
+  <vscale x 16 x half>,
+  half,
+  i64);
+
+define <vscale x 16 x half> @intrinsic_vfslide1down_vf_nxv16f16_nxv16f16_f16(<vscale x 16 x half> %0, half %1, i64 %2) nounwind {
+entry:
+; CHECK-LABEL: intrinsic_vfslide1down_vf_nxv16f16_nxv16f16_f16
+; CHECK:       vsetvli {{.*}}, {{a[0-9]+}}, e16,m4,ta,mu
+; CHECK:       vfslide1down.vf {{v[0-9]+}}, {{v[0-9]+}}, ft0
+  %a = call <vscale x 16 x half> @llvm.riscv.vfslide1down.nxv16f16.f16(
+    <vscale x 16 x half> %0,
+    half %1,
+    i64 %2)
+
+  ret <vscale x 16 x half> %a
+}
+
+declare <vscale x 16 x half> @llvm.riscv.vfslide1down.mask.nxv16f16.f16(
+  <vscale x 16 x half>,
+  <vscale x 16 x half>,
+  half,
+  <vscale x 16 x i1>,
+  i64);
+
+define <vscale x 16 x half> @intrinsic_vfslide1down_mask_vf_nxv16f16_nxv16f16_f16(<vscale x 16 x half> %0, <vscale x 16 x half> %1, half %2, <vscale x 16 x i1> %3, i64 %4) nounwind {
+entry:
+; CHECK-LABEL: intrinsic_vfslide1down_mask_vf_nxv16f16_nxv16f16_f16
+; CHECK:       vsetvli {{.*}}, {{a[0-9]+}}, e16,m4,ta,mu
+; CHECK:       vfslide1down.vf {{v[0-9]+}}, {{v[0-9]+}}, ft0, v0.t
+  %a = call <vscale x 16 x half> @llvm.riscv.vfslide1down.mask.nxv16f16.f16(
+    <vscale x 16 x half> %0,
+    <vscale x 16 x half> %1,
+    half %2,
+    <vscale x 16 x i1> %3,
+    i64 %4)
+
+  ret <vscale x 16 x half> %a
+}
+
+declare <vscale x 32 x half> @llvm.riscv.vfslide1down.nxv32f16.f16(
+  <vscale x 32 x half>,
+  half,
+  i64);
+
+define <vscale x 32 x half> @intrinsic_vfslide1down_vf_nxv32f16_nxv32f16_f16(<vscale x 32 x half> %0, half %1, i64 %2) nounwind {
+entry:
+; CHECK-LABEL: intrinsic_vfslide1down_vf_nxv32f16_nxv32f16_f16
+; CHECK:       vsetvli {{.*}}, {{a[0-9]+}}, e16,m8,ta,mu
+; CHECK:       vfslide1down.vf {{v[0-9]+}}, {{v[0-9]+}}, ft0
+  %a = call <vscale x 32 x half> @llvm.riscv.vfslide1down.nxv32f16.f16(
+    <vscale x 32 x half> %0,
+    half %1,
+    i64 %2)
+
+  ret <vscale x 32 x half> %a
+}
+
+declare <vscale x 32 x half> @llvm.riscv.vfslide1down.mask.nxv32f16.f16(
+  <vscale x 32 x half>,
+  <vscale x 32 x half>,
+  half,
+  <vscale x 32 x i1>,
+  i64);
+
+define <vscale x 32 x half> @intrinsic_vfslide1down_mask_vf_nxv32f16_nxv32f16_f16(<vscale x 32 x half> %0, <vscale x 32 x half> %1, half %2, <vscale x 32 x i1> %3, i64 %4) nounwind {
+entry:
+; CHECK-LABEL: intrinsic_vfslide1down_mask_vf_nxv32f16_nxv32f16_f16
+; CHECK:       vsetvli {{.*}}, {{a[0-9]+}}, e16,m8,ta,mu
+; CHECK:       vfslide1down.vf {{v[0-9]+}}, {{v[0-9]+}}, ft0, v0.t
+  %a = call <vscale x 32 x half> @llvm.riscv.vfslide1down.mask.nxv32f16.f16(
+    <vscale x 32 x half> %0,
+    <vscale x 32 x half> %1,
+    half %2,
+    <vscale x 32 x i1> %3,
+    i64 %4)
+
+  ret <vscale x 32 x half> %a
+}
+
+declare <vscale x 1 x float> @llvm.riscv.vfslide1down.nxv1f32.f32(
+  <vscale x 1 x float>,
+  float,
+  i64);
+
+define <vscale x 1 x float> @intrinsic_vfslide1down_vf_nxv1f32_nxv1f32_f32(<vscale x 1 x float> %0, float %1, i64 %2) nounwind {
+entry:
+; CHECK-LABEL: intrinsic_vfslide1down_vf_nxv1f32_nxv1f32_f32
+; CHECK:       vsetvli {{.*}}, {{a[0-9]+}}, e32,mf2,ta,mu
+; CHECK:       vfslide1down.vf {{v[0-9]+}}, {{v[0-9]+}}, ft0
+  %a = call <vscale x 1 x float> @llvm.riscv.vfslide1down.nxv1f32.f32(
+    <vscale x 1 x float> %0,
+    float %1,
+    i64 %2)
+
+  ret <vscale x 1 x float> %a
+}
+
+declare <vscale x 1 x float> @llvm.riscv.vfslide1down.mask.nxv1f32.f32(
+  <vscale x 1 x float>,
+  <vscale x 1 x float>,
+  float,
+  <vscale x 1 x i1>,
+  i64);
+
+define <vscale x 1 x float> @intrinsic_vfslide1down_mask_vf_nxv1f32_nxv1f32_f32(<vscale x 1 x float> %0, <vscale x 1 x float> %1, float %2, <vscale x 1 x i1> %3, i64 %4) nounwind {
+entry:
+; CHECK-LABEL: intrinsic_vfslide1down_mask_vf_nxv1f32_nxv1f32_f32
+; CHECK:       vsetvli {{.*}}, {{a[0-9]+}}, e32,mf2,ta,mu
+; CHECK:       vfslide1down.vf {{v[0-9]+}}, {{v[0-9]+}}, ft0, v0.t
+  %a = call <vscale x 1 x float> @llvm.riscv.vfslide1down.mask.nxv1f32.f32(
+    <vscale x 1 x float> %0,
+    <vscale x 1 x float> %1,
+    float %2,
+    <vscale x 1 x i1> %3,
+    i64 %4)
+
+  ret <vscale x 1 x float> %a
+}
+
+declare <vscale x 2 x float> @llvm.riscv.vfslide1down.nxv2f32.f32(
+  <vscale x 2 x float>,
+  float,
+  i64);
+
+define <vscale x 2 x float> @intrinsic_vfslide1down_vf_nxv2f32_nxv2f32_f32(<vscale x 2 x float> %0, float %1, i64 %2) nounwind {
+entry:
+; CHECK-LABEL: intrinsic_vfslide1down_vf_nxv2f32_nxv2f32_f32
+; CHECK:       vsetvli {{.*}}, {{a[0-9]+}}, e32,m1,ta,mu
+; CHECK:       vfslide1down.vf {{v[0-9]+}}, {{v[0-9]+}}, ft0
+  %a = call <vscale x 2 x float> @llvm.riscv.vfslide1down.nxv2f32.f32(
+    <vscale x 2 x float> %0,
+    float %1,
+    i64 %2)
+
+  ret <vscale x 2 x float> %a
+}
+
+declare <vscale x 2 x float> @llvm.riscv.vfslide1down.mask.nxv2f32.f32(
+  <vscale x 2 x float>,
+  <vscale x 2 x float>,
+  float,
+  <vscale x 2 x i1>,
+  i64);
+
+define <vscale x 2 x float> @intrinsic_vfslide1down_mask_vf_nxv2f32_nxv2f32_f32(<vscale x 2 x float> %0, <vscale x 2 x float> %1, float %2, <vscale x 2 x i1> %3, i64 %4) nounwind {
+entry:
+; CHECK-LABEL: intrinsic_vfslide1down_mask_vf_nxv2f32_nxv2f32_f32
+; CHECK:       vsetvli {{.*}}, {{a[0-9]+}}, e32,m1,ta,mu
+; CHECK:       vfslide1down.vf {{v[0-9]+}}, {{v[0-9]+}}, ft0, v0.t
+  %a = call <vscale x 2 x float> @llvm.riscv.vfslide1down.mask.nxv2f32.f32(
+    <vscale x 2 x float> %0,
+    <vscale x 2 x float> %1,
+    float %2,
+    <vscale x 2 x i1> %3,
+    i64 %4)
+
+  ret <vscale x 2 x float> %a
+}
+
+declare <vscale x 4 x float> @llvm.riscv.vfslide1down.nxv4f32.f32(
+  <vscale x 4 x float>,
+  float,
+  i64);
+
+define <vscale x 4 x float> @intrinsic_vfslide1down_vf_nxv4f32_nxv4f32_f32(<vscale x 4 x float> %0, float %1, i64 %2) nounwind {
+entry:
+; CHECK-LABEL: intrinsic_vfslide1down_vf_nxv4f32_nxv4f32_f32
+; CHECK:       vsetvli {{.*}}, {{a[0-9]+}}, e32,m2,ta,mu
+; CHECK:       vfslide1down.vf {{v[0-9]+}}, {{v[0-9]+}}, ft0
+  %a = call <vscale x 4 x float> @llvm.riscv.vfslide1down.nxv4f32.f32(
+    <vscale x 4 x float> %0,
+    float %1,
+    i64 %2)
+
+  ret <vscale x 4 x float> %a
+}
+
+declare <vscale x 4 x float> @llvm.riscv.vfslide1down.mask.nxv4f32.f32(
+  <vscale x 4 x float>,
+  <vscale x 4 x float>,
+  float,
+  <vscale x 4 x i1>,
+  i64);
+
+define <vscale x 4 x float> @intrinsic_vfslide1down_mask_vf_nxv4f32_nxv4f32_f32(<vscale x 4 x float> %0, <vscale x 4 x float> %1, float %2, <vscale x 4 x i1> %3, i64 %4) nounwind {
+entry:
+; CHECK-LABEL: intrinsic_vfslide1down_mask_vf_nxv4f32_nxv4f32_f32
+; CHECK:       vsetvli {{.*}}, {{a[0-9]+}}, e32,m2,ta,mu
+; CHECK:       vfslide1down.vf {{v[0-9]+}}, {{v[0-9]+}}, ft0, v0.t
+  %a = call <vscale x 4 x float> @llvm.riscv.vfslide1down.mask.nxv4f32.f32(
+    <vscale x 4 x float> %0,
+    <vscale x 4 x float> %1,
+    float %2,
+    <vscale x 4 x i1> %3,
+    i64 %4)
+
+  ret <vscale x 4 x float> %a
+}
+
+declare <vscale x 8 x float> @llvm.riscv.vfslide1down.nxv8f32.f32(
+  <vscale x 8 x float>,
+  float,
+  i64);
+
+define <vscale x 8 x float> @intrinsic_vfslide1down_vf_nxv8f32_nxv8f32_f32(<vscale x 8 x float> %0, float %1, i64 %2) nounwind {
+entry:
+; CHECK-LABEL: intrinsic_vfslide1down_vf_nxv8f32_nxv8f32_f32
+; CHECK:       vsetvli {{.*}}, {{a[0-9]+}}, e32,m4,ta,mu
+; CHECK:       vfslide1down.vf {{v[0-9]+}}, {{v[0-9]+}}, ft0
+  %a = call <vscale x 8 x float> @llvm.riscv.vfslide1down.nxv8f32.f32(
+    <vscale x 8 x float> %0,
+    float %1,
+    i64 %2)
+
+  ret <vscale x 8 x float> %a
+}
+
+declare <vscale x 8 x float> @llvm.riscv.vfslide1down.mask.nxv8f32.f32(
+  <vscale x 8 x float>,
+  <vscale x 8 x float>,
+  float,
+  <vscale x 8 x i1>,
+  i64);
+
+define <vscale x 8 x float> @intrinsic_vfslide1down_mask_vf_nxv8f32_nxv8f32_f32(<vscale x 8 x float> %0, <vscale x 8 x float> %1, float %2, <vscale x 8 x i1> %3, i64 %4) nounwind {
+entry:
+; CHECK-LABEL: intrinsic_vfslide1down_mask_vf_nxv8f32_nxv8f32_f32
+; CHECK:       vsetvli {{.*}}, {{a[0-9]+}}, e32,m4,ta,mu
+; CHECK:       vfslide1down.vf {{v[0-9]+}}, {{v[0-9]+}}, ft0, v0.t
+  %a = call <vscale x 8 x float> @llvm.riscv.vfslide1down.mask.nxv8f32.f32(
+    <vscale x 8 x float> %0,
+    <vscale x 8 x float> %1,
+    float %2,
+    <vscale x 8 x i1> %3,
+    i64 %4)
+
+  ret <vscale x 8 x float> %a
+}
+
+declare <vscale x 16 x float> @llvm.riscv.vfslide1down.nxv16f32.f32(
+  <vscale x 16 x float>,
+  float,
+  i64);
+
+define <vscale x 16 x float> @intrinsic_vfslide1down_vf_nxv16f32_nxv16f32_f32(<vscale x 16 x float> %0, float %1, i64 %2) nounwind {
+entry:
+; CHECK-LABEL: intrinsic_vfslide1down_vf_nxv16f32_nxv16f32_f32
+; CHECK:       vsetvli {{.*}}, {{a[0-9]+}}, e32,m8,ta,mu
+; CHECK:       vfslide1down.vf {{v[0-9]+}}, {{v[0-9]+}}, ft0
+  %a = call <vscale x 16 x float> @llvm.riscv.vfslide1down.nxv16f32.f32(
+    <vscale x 16 x float> %0,
+    float %1,
+    i64 %2)
+
+  ret <vscale x 16 x float> %a
+}
+
+declare <vscale x 16 x float> @llvm.riscv.vfslide1down.mask.nxv16f32.f32(
+  <vscale x 16 x float>,
+  <vscale x 16 x float>,
+  float,
+  <vscale x 16 x i1>,
+  i64);
+
+define <vscale x 16 x float> @intrinsic_vfslide1down_mask_vf_nxv16f32_nxv16f32_f32(<vscale x 16 x float> %0, <vscale x 16 x float> %1, float %2, <vscale x 16 x i1> %3, i64 %4) nounwind {
+entry:
+; CHECK-LABEL: intrinsic_vfslide1down_mask_vf_nxv16f32_nxv16f32_f32
+; CHECK:       vsetvli {{.*}}, {{a[0-9]+}}, e32,m8,ta,mu
+; CHECK:       vfslide1down.vf {{v[0-9]+}}, {{v[0-9]+}}, ft0, v0.t
+  %a = call <vscale x 16 x float> @llvm.riscv.vfslide1down.mask.nxv16f32.f32(
+    <vscale x 16 x float> %0,
+    <vscale x 16 x float> %1,
+    float %2,
+    <vscale x 16 x i1> %3,
+    i64 %4)
+
+  ret <vscale x 16 x float> %a
+}
+
+declare <vscale x 1 x double> @llvm.riscv.vfslide1down.nxv1f64.f64(
+  <vscale x 1 x double>,
+  double,
+  i64);
+
+define <vscale x 1 x double> @intrinsic_vfslide1down_vf_nxv1f64_nxv1f64_f64(<vscale x 1 x double> %0, double %1, i64 %2) nounwind {
+entry:
+; CHECK-LABEL: intrinsic_vfslide1down_vf_nxv1f64_nxv1f64_f64
+; CHECK:       vsetvli {{.*}}, {{a[0-9]+}}, e64,m1,ta,mu
+; CHECK:       vfslide1down.vf {{v[0-9]+}}, {{v[0-9]+}}, ft0
+  %a = call <vscale x 1 x double> @llvm.riscv.vfslide1down.nxv1f64.f64(
+    <vscale x 1 x double> %0,
+    double %1,
+    i64 %2)
+
+  ret <vscale x 1 x double> %a
+}
+
+declare <vscale x 1 x double> @llvm.riscv.vfslide1down.mask.nxv1f64.f64(
+  <vscale x 1 x double>,
+  <vscale x 1 x double>,
+  double,
+  <vscale x 1 x i1>,
+  i64);
+
+define <vscale x 1 x double> @intrinsic_vfslide1down_mask_vf_nxv1f64_nxv1f64_f64(<vscale x 1 x double> %0, <vscale x 1 x double> %1, double %2, <vscale x 1 x i1> %3, i64 %4) nounwind {
+entry:
+; CHECK-LABEL: intrinsic_vfslide1down_mask_vf_nxv1f64_nxv1f64_f64
+; CHECK:       vsetvli {{.*}}, {{a[0-9]+}}, e64,m1,ta,mu
+; CHECK:       vfslide1down.vf {{v[0-9]+}}, {{v[0-9]+}}, ft0, v0.t
+  %a = call <vscale x 1 x double> @llvm.riscv.vfslide1down.mask.nxv1f64.f64(
+    <vscale x 1 x double> %0,
+    <vscale x 1 x double> %1,
+    double %2,
+    <vscale x 1 x i1> %3,
+    i64 %4)
+
+  ret <vscale x 1 x double> %a
+}
+
+declare <vscale x 2 x double> @llvm.riscv.vfslide1down.nxv2f64.f64(
+  <vscale x 2 x double>,
+  double,
+  i64);
+
+define <vscale x 2 x double> @intrinsic_vfslide1down_vf_nxv2f64_nxv2f64_f64(<vscale x 2 x double> %0, double %1, i64 %2) nounwind {
+entry:
+; CHECK-LABEL: intrinsic_vfslide1down_vf_nxv2f64_nxv2f64_f64
+; CHECK:       vsetvli {{.*}}, {{a[0-9]+}}, e64,m2,ta,mu
+; CHECK:       vfslide1down.vf {{v[0-9]+}}, {{v[0-9]+}}, ft0
+  %a = call <vscale x 2 x double> @llvm.riscv.vfslide1down.nxv2f64.f64(
+    <vscale x 2 x double> %0,
+    double %1,
+    i64 %2)
+
+  ret <vscale x 2 x double> %a
+}
+
+declare <vscale x 2 x double> @llvm.riscv.vfslide1down.mask.nxv2f64.f64(
+  <vscale x 2 x double>,
+  <vscale x 2 x double>,
+  double,
+  <vscale x 2 x i1>,
+  i64);
+
+define <vscale x 2 x double> @intrinsic_vfslide1down_mask_vf_nxv2f64_nxv2f64_f64(<vscale x 2 x double> %0, <vscale x 2 x double> %1, double %2, <vscale x 2 x i1> %3, i64 %4) nounwind {
+entry:
+; CHECK-LABEL: intrinsic_vfslide1down_mask_vf_nxv2f64_nxv2f64_f64
+; CHECK:       vsetvli {{.*}}, {{a[0-9]+}}, e64,m2,ta,mu
+; CHECK:       vfslide1down.vf {{v[0-9]+}}, {{v[0-9]+}}, ft0, v0.t
+  %a = call <vscale x 2 x double> @llvm.riscv.vfslide1down.mask.nxv2f64.f64(
+    <vscale x 2 x double> %0,
+    <vscale x 2 x double> %1,
+    double %2,
+    <vscale x 2 x i1> %3,
+    i64 %4)
+
+  ret <vscale x 2 x double> %a
+}
+
+declare <vscale x 4 x double> @llvm.riscv.vfslide1down.nxv4f64.f64(
+  <vscale x 4 x double>,
+  double,
+  i64);
+
+define <vscale x 4 x double> @intrinsic_vfslide1down_vf_nxv4f64_nxv4f64_f64(<vscale x 4 x double> %0, double %1, i64 %2) nounwind {
+entry:
+; CHECK-LABEL: intrinsic_vfslide1down_vf_nxv4f64_nxv4f64_f64
+; CHECK:       vsetvli {{.*}}, {{a[0-9]+}}, e64,m4,ta,mu
+; CHECK:       vfslide1down.vf {{v[0-9]+}}, {{v[0-9]+}}, ft0
+  %a = call <vscale x 4 x double> @llvm.riscv.vfslide1down.nxv4f64.f64(
+    <vscale x 4 x double> %0,
+    double %1,
+    i64 %2)
+
+  ret <vscale x 4 x double> %a
+}
+
+declare <vscale x 4 x double> @llvm.riscv.vfslide1down.mask.nxv4f64.f64(
+  <vscale x 4 x double>,
+  <vscale x 4 x double>,
+  double,
+  <vscale x 4 x i1>,
+  i64);
+
+define <vscale x 4 x double> @intrinsic_vfslide1down_mask_vf_nxv4f64_nxv4f64_f64(<vscale x 4 x double> %0, <vscale x 4 x double> %1, double %2, <vscale x 4 x i1> %3, i64 %4) nounwind {
+entry:
+; CHECK-LABEL: intrinsic_vfslide1down_mask_vf_nxv4f64_nxv4f64_f64
+; CHECK:       vsetvli {{.*}}, {{a[0-9]+}}, e64,m4,ta,mu
+; CHECK:       vfslide1down.vf {{v[0-9]+}}, {{v[0-9]+}}, ft0, v0.t
+  %a = call <vscale x 4 x double> @llvm.riscv.vfslide1down.mask.nxv4f64.f64(
+    <vscale x 4 x double> %0,
+    <vscale x 4 x double> %1,
+    double %2,
+    <vscale x 4 x i1> %3,
+    i64 %4)
+
+  ret <vscale x 4 x double> %a
+}
+
+declare <vscale x 8 x double> @llvm.riscv.vfslide1down.nxv8f64.f64(
+  <vscale x 8 x double>,
+  double,
+  i64);
+
+define <vscale x 8 x double> @intrinsic_vfslide1down_vf_nxv8f64_nxv8f64_f64(<vscale x 8 x double> %0, double %1, i64 %2) nounwind {
+entry:
+; CHECK-LABEL: intrinsic_vfslide1down_vf_nxv8f64_nxv8f64_f64
+; CHECK:       vsetvli {{.*}}, {{a[0-9]+}}, e64,m8,ta,mu
+; CHECK:       vfslide1down.vf {{v[0-9]+}}, {{v[0-9]+}}, ft0
+  %a = call <vscale x 8 x double> @llvm.riscv.vfslide1down.nxv8f64.f64(
+    <vscale x 8 x double> %0,
+    double %1,
+    i64 %2)
+
+  ret <vscale x 8 x double> %a
+}
+
+declare <vscale x 8 x double> @llvm.riscv.vfslide1down.mask.nxv8f64.f64(
+  <vscale x 8 x double>,
+  <vscale x 8 x double>,
+  double,
+  <vscale x 8 x i1>,
+  i64);
+
+define <vscale x 8 x double> @intrinsic_vfslide1down_mask_vf_nxv8f64_nxv8f64_f64(<vscale x 8 x double> %0, <vscale x 8 x double> %1, double %2, <vscale x 8 x i1> %3, i64 %4) nounwind {
+entry:
+; CHECK-LABEL: intrinsic_vfslide1down_mask_vf_nxv8f64_nxv8f64_f64
+; CHECK:       vsetvli {{.*}}, {{a[0-9]+}}, e64,m8,ta,mu
+; CHECK:       vfslide1down.vf {{v[0-9]+}}, {{v[0-9]+}}, ft0, v0.t
+  %a = call <vscale x 8 x double> @llvm.riscv.vfslide1down.mask.nxv8f64.f64(
+    <vscale x 8 x double> %0,
+    <vscale x 8 x double> %1,
+    double %2,
+    <vscale x 8 x i1> %3,
+    i64 %4)
+
+  ret <vscale x 8 x double> %a
+}
diff --git a/llvm/test/CodeGen/RISCV/rvv/vfslide1up-rv32.ll b/llvm/test/CodeGen/RISCV/rvv/vfslide1up-rv32.ll
new file mode 100644
--- /dev/null
+++ b/llvm/test/CodeGen/RISCV/rvv/vfslide1up-rv32.ll
@@ -0,0 +1,441 @@
+; RUN: llc -mtriple=riscv32 -mattr=+experimental-v,+f,+experimental-zfh -verify-machineinstrs \
+; RUN:   --riscv-no-aliases < %s | FileCheck %s
+declare <vscale x 1 x half> @llvm.riscv.vfslide1up.nxv1f16.f16(
+  <vscale x 1 x half>,
+  half,
+  i32);
+
+define <vscale x 1 x half> @intrinsic_vfslide1up_vf_nxv1f16_nxv1f16_f16(<vscale x 1 x half> %0, half %1, i32 %2) nounwind {
+entry:
+; CHECK-LABEL: intrinsic_vfslide1up_vf_nxv1f16_nxv1f16_f16
+; CHECK:       vsetvli {{.*}}, {{a[0-9]+}}, e16,mf4,ta,mu
+; CHECK:       vfslide1up.vf {{v[0-9]+}}, {{v[0-9]+}}, ft0
+  %a = call <vscale x 1 x half> @llvm.riscv.vfslide1up.nxv1f16.f16(
+    <vscale x 1 x half> %0,
+    half %1,
+    i32 %2)
+
+  ret <vscale x 1 x half> %a
+}
+
+declare <vscale x 1 x half> @llvm.riscv.vfslide1up.mask.nxv1f16.f16(
+  <vscale x 1 x half>,
+  <vscale x 1 x half>,
+  half,
+  <vscale x 1 x i1>,
+  i32);
+
+define <vscale x 1 x half> @intrinsic_vfslide1up_mask_vf_nxv1f16_nxv1f16_f16(<vscale x 1 x half> %0, <vscale x 1 x half> %1, half %2, <vscale x 1 x i1> %3, i32 %4) nounwind {
+entry:
+; CHECK-LABEL: intrinsic_vfslide1up_mask_vf_nxv1f16_nxv1f16_f16
+; CHECK:       vsetvli {{.*}}, {{a[0-9]+}}, e16,mf4,ta,mu
+; CHECK:       vfslide1up.vf {{v[0-9]+}}, {{v[0-9]+}}, ft0, v0.t
+  %a = call <vscale x 1 x half> @llvm.riscv.vfslide1up.mask.nxv1f16.f16(
+    <vscale x 1 x half> %0,
+    <vscale x 1 x half> %1,
+    half %2,
+    <vscale x 1 x i1> %3,
+    i32 %4)
+
+  ret <vscale x 1 x half> %a
+}
+
+declare <vscale x 2 x half> @llvm.riscv.vfslide1up.nxv2f16.f16(
+  <vscale x 2 x half>,
+  half,
+  i32);
+
+define <vscale x 2 x half> @intrinsic_vfslide1up_vf_nxv2f16_nxv2f16_f16(<vscale x 2 x half> %0, half %1, i32 %2) nounwind {
+entry:
+; CHECK-LABEL: intrinsic_vfslide1up_vf_nxv2f16_nxv2f16_f16
+; CHECK:       vsetvli {{.*}}, {{a[0-9]+}}, e16,mf2,ta,mu
+; CHECK:       vfslide1up.vf {{v[0-9]+}}, {{v[0-9]+}}, ft0
+  %a = call <vscale x 2 x half> @llvm.riscv.vfslide1up.nxv2f16.f16(
+    <vscale x 2 x half> %0,
+    half %1,
+    i32 %2)
+
+  ret <vscale x 2 x half> %a
+}
+
+declare <vscale x 2 x half> @llvm.riscv.vfslide1up.mask.nxv2f16.f16(
+  <vscale x 2 x half>,
+  <vscale x 2 x half>,
+  half,
+  <vscale x 2 x i1>,
+  i32);
+
+define <vscale x 2 x half> @intrinsic_vfslide1up_mask_vf_nxv2f16_nxv2f16_f16(<vscale x 2 x half> %0, <vscale x 2 x half> %1, half %2, <vscale x 2 x i1> %3, i32 %4) nounwind {
+entry:
+; CHECK-LABEL: intrinsic_vfslide1up_mask_vf_nxv2f16_nxv2f16_f16
+; CHECK:       vsetvli {{.*}}, {{a[0-9]+}}, e16,mf2,ta,mu
+; CHECK:       vfslide1up.vf {{v[0-9]+}}, {{v[0-9]+}}, ft0, v0.t
+  %a = call <vscale x 2 x half> @llvm.riscv.vfslide1up.mask.nxv2f16.f16(
+    <vscale x 2 x half> %0,
+    <vscale x 2 x half> %1,
+    half %2,
+    <vscale x 2 x i1> %3,
+    i32 %4)
+
+  ret <vscale x 2 x half> %a
+}
+
+declare <vscale x 4 x half> @llvm.riscv.vfslide1up.nxv4f16.f16(
+  <vscale x 4 x half>,
+  half,
+  i32);
+
+define <vscale x 4 x half> @intrinsic_vfslide1up_vf_nxv4f16_nxv4f16_f16(<vscale x 4 x half> %0, half %1, i32 %2) nounwind {
+entry:
+; CHECK-LABEL: intrinsic_vfslide1up_vf_nxv4f16_nxv4f16_f16
+; CHECK:       vsetvli {{.*}}, {{a[0-9]+}}, e16,m1,ta,mu
+; CHECK:       vfslide1up.vf {{v[0-9]+}}, {{v[0-9]+}}, ft0
+  %a = call <vscale x 4 x half> @llvm.riscv.vfslide1up.nxv4f16.f16(
+    <vscale x 4 x half> %0,
+    half %1,
+    i32 %2)
+
+  ret <vscale x 4 x half> %a
+}
+
+declare <vscale x 4 x half> @llvm.riscv.vfslide1up.mask.nxv4f16.f16(
+  <vscale x 4 x half>,
+  <vscale x 4 x half>,
+  half,
+  <vscale x 4 x i1>,
+  i32);
+
+define <vscale x 4 x half> @intrinsic_vfslide1up_mask_vf_nxv4f16_nxv4f16_f16(<vscale x 4 x half> %0, <vscale x 4 x half> %1, half %2, <vscale x 4 x i1> %3, i32 %4) nounwind {
+entry:
+; CHECK-LABEL: intrinsic_vfslide1up_mask_vf_nxv4f16_nxv4f16_f16
+; CHECK:       vsetvli {{.*}}, {{a[0-9]+}}, e16,m1,ta,mu
+; CHECK:       vfslide1up.vf {{v[0-9]+}}, {{v[0-9]+}}, ft0, v0.t
+  %a = call <vscale x 4 x half> @llvm.riscv.vfslide1up.mask.nxv4f16.f16(
+    <vscale x 4 x half> %0,
+    <vscale x 4 x half> %1,
+    half %2,
+    <vscale x 4 x i1> %3,
+    i32 %4)
+
+  ret <vscale x 4 x half> %a
+}
+
+declare <vscale x 8 x half> @llvm.riscv.vfslide1up.nxv8f16.f16(
+  <vscale x 8 x half>,
+  half,
+  i32);
+
+define <vscale x 8 x half> @intrinsic_vfslide1up_vf_nxv8f16_nxv8f16_f16(<vscale x 8 x half> %0, half %1, i32 %2) nounwind {
+entry:
+; CHECK-LABEL: intrinsic_vfslide1up_vf_nxv8f16_nxv8f16_f16
+; CHECK:       vsetvli {{.*}}, {{a[0-9]+}}, e16,m2,ta,mu
+; CHECK:       vfslide1up.vf {{v[0-9]+}}, {{v[0-9]+}}, ft0
+  %a = call <vscale x 8 x half> @llvm.riscv.vfslide1up.nxv8f16.f16(
+    <vscale x 8 x half> %0,
+    half %1,
+    i32 %2)
+
+  ret <vscale x 8 x half> %a
+}
+
+declare <vscale x 8 x half> @llvm.riscv.vfslide1up.mask.nxv8f16.f16(
+  <vscale x 8 x half>,
+  <vscale x 8 x half>,
+  half,
+  <vscale x 8 x i1>,
+  i32);
+
+define <vscale x 8 x half> @intrinsic_vfslide1up_mask_vf_nxv8f16_nxv8f16_f16(<vscale x 8 x half> %0, <vscale x 8 x half> %1, half %2, <vscale x 8 x i1> %3, i32 %4) nounwind {
+entry:
+; CHECK-LABEL: intrinsic_vfslide1up_mask_vf_nxv8f16_nxv8f16_f16
+; CHECK:       vsetvli {{.*}}, {{a[0-9]+}}, e16,m2,ta,mu
+; CHECK:       vfslide1up.vf {{v[0-9]+}}, {{v[0-9]+}}, ft0, v0.t
+  %a = call <vscale x 8 x half> @llvm.riscv.vfslide1up.mask.nxv8f16.f16(
+    <vscale x 8 x half> %0,
+    <vscale x 8 x half> %1,
+    half %2,
+    <vscale x 8 x i1> %3,
+    i32 %4)
+
+  ret <vscale x 8 x half> %a
+}
+
+declare <vscale x 16 x half> @llvm.riscv.vfslide1up.nxv16f16.f16(
+  <vscale x 16 x half>,
+  half,
+  i32);
+
+define <vscale x 16 x half> @intrinsic_vfslide1up_vf_nxv16f16_nxv16f16_f16(<vscale x 16 x half> %0, half %1, i32 %2) nounwind {
+entry:
+; CHECK-LABEL: intrinsic_vfslide1up_vf_nxv16f16_nxv16f16_f16
+; CHECK:       vsetvli {{.*}}, {{a[0-9]+}}, e16,m4,ta,mu
+; CHECK:       vfslide1up.vf {{v[0-9]+}}, {{v[0-9]+}}, ft0
+  %a = call <vscale x 16 x half> @llvm.riscv.vfslide1up.nxv16f16.f16(
+    <vscale x 16 x half> %0,
+    half %1,
+    i32 %2)
+
+  ret <vscale x 16 x half> %a
+}
+
+declare <vscale x 16 x half> @llvm.riscv.vfslide1up.mask.nxv16f16.f16(
+  <vscale x 16 x half>,
+  <vscale x 16 x half>,
+  half,
+  <vscale x 16 x i1>,
+  i32);
+
+define <vscale x 16 x half> @intrinsic_vfslide1up_mask_vf_nxv16f16_nxv16f16_f16(<vscale x 16 x half> %0, <vscale x 16 x half> %1, half %2, <vscale x 16 x i1> %3, i32 %4) nounwind {
+entry:
+; CHECK-LABEL: intrinsic_vfslide1up_mask_vf_nxv16f16_nxv16f16_f16
+; CHECK:       vsetvli {{.*}}, {{a[0-9]+}}, e16,m4,ta,mu
+; CHECK:       vfslide1up.vf {{v[0-9]+}}, {{v[0-9]+}}, ft0, v0.t
+  %a = call <vscale x 16 x half> @llvm.riscv.vfslide1up.mask.nxv16f16.f16(
+    <vscale x 16 x half> %0,
+    <vscale x 16 x half> %1,
+    half %2,
+    <vscale x 16 x i1> %3,
+    i32 %4)
+
+  ret <vscale x 16 x half> %a
+}
+
+declare <vscale x 32 x half> @llvm.riscv.vfslide1up.nxv32f16.f16(
+  <vscale x 32 x half>,
+  half,
+  i32);
+
+define <vscale x 32 x half> @intrinsic_vfslide1up_vf_nxv32f16_nxv32f16_f16(<vscale x 32 x half> %0, half %1, i32 %2) nounwind {
+entry:
+; CHECK-LABEL: intrinsic_vfslide1up_vf_nxv32f16_nxv32f16_f16
+; CHECK:       vsetvli {{.*}}, {{a[0-9]+}}, e16,m8,ta,mu
+; CHECK:       vfslide1up.vf {{v[0-9]+}}, {{v[0-9]+}}, ft0
+  %a = call <vscale x 32 x half> @llvm.riscv.vfslide1up.nxv32f16.f16(
+    <vscale x 32 x half> %0,
+    half %1,
+    i32 %2)
+
+  ret <vscale x 32 x half> %a
+}
+
+declare <vscale x 32 x half> @llvm.riscv.vfslide1up.mask.nxv32f16.f16(
+  <vscale x 32 x half>,
+  <vscale x 32 x half>,
+  half,
+  <vscale x 32 x i1>,
+  i32);
+
+define <vscale x 32 x half> @intrinsic_vfslide1up_mask_vf_nxv32f16_nxv32f16_f16(<vscale x 32 x half> %0, <vscale x 32 x half> %1, half %2, <vscale x 32 x i1> %3, i32 %4) nounwind {
+entry:
+; CHECK-LABEL: intrinsic_vfslide1up_mask_vf_nxv32f16_nxv32f16_f16
+; CHECK:       vsetvli {{.*}}, {{a[0-9]+}}, e16,m8,ta,mu
+; CHECK:       vfslide1up.vf {{v[0-9]+}}, {{v[0-9]+}}, ft0, v0.t
+  %a = call <vscale x 32 x half> @llvm.riscv.vfslide1up.mask.nxv32f16.f16(
+    <vscale x 32 x half> %0,
+    <vscale x 32 x half> %1,
+    half %2,
+    <vscale x 32 x i1> %3,
+    i32 %4)
+
+  ret <vscale x 32 x half> %a
+}
+
+declare <vscale x 1 x float> @llvm.riscv.vfslide1up.nxv1f32.f32(
+  <vscale x 1 x float>,
+  float,
+  i32);
+
+define <vscale x 1 x float> @intrinsic_vfslide1up_vf_nxv1f32_nxv1f32_f32(<vscale x 1 x float> %0, float %1, i32 %2) nounwind {
+entry:
+; CHECK-LABEL: intrinsic_vfslide1up_vf_nxv1f32_nxv1f32_f32
+; CHECK:       vsetvli {{.*}}, {{a[0-9]+}}, e32,mf2,ta,mu
+; CHECK:       vfslide1up.vf {{v[0-9]+}}, {{v[0-9]+}}, ft0
+  %a = call <vscale x 1 x float> @llvm.riscv.vfslide1up.nxv1f32.f32(
+    <vscale x 1 x float> %0,
+    float %1,
+    i32 %2)
+
+  ret <vscale x 1 x float> %a
+}
+
+declare <vscale x 1 x float> @llvm.riscv.vfslide1up.mask.nxv1f32.f32(
+  <vscale x 1 x float>,
+  <vscale x 1 x float>,
+  float,
+  <vscale x 1 x i1>,
+  i32);
+
+define <vscale x 1 x float> @intrinsic_vfslide1up_mask_vf_nxv1f32_nxv1f32_f32(<vscale x 1 x float> %0, <vscale x 1 x float> %1, float %2, <vscale x 1 x i1> %3, i32 %4) nounwind {
+entry:
+; CHECK-LABEL: intrinsic_vfslide1up_mask_vf_nxv1f32_nxv1f32_f32
+; CHECK:       vsetvli {{.*}}, {{a[0-9]+}}, e32,mf2,ta,mu
+; CHECK:       vfslide1up.vf {{v[0-9]+}}, {{v[0-9]+}}, ft0, v0.t
+  %a = call <vscale x 1 x float> @llvm.riscv.vfslide1up.mask.nxv1f32.f32(
+    <vscale x 1 x float> %0,
+    <vscale x 1 x float> %1,
+    float %2,
+    <vscale x 1 x i1> %3,
+    i32 %4)
+
+  ret <vscale x 1 x float> %a
+}
+
+declare <vscale x 2 x float> @llvm.riscv.vfslide1up.nxv2f32.f32(
+  <vscale x 2 x float>,
+  float,
+  i32);
+
+define <vscale x 2 x float> @intrinsic_vfslide1up_vf_nxv2f32_nxv2f32_f32(<vscale x 2 x float> %0, float %1, i32 %2) nounwind {
+entry:
+; CHECK-LABEL: intrinsic_vfslide1up_vf_nxv2f32_nxv2f32_f32
+; CHECK:       vsetvli {{.*}}, {{a[0-9]+}}, e32,m1,ta,mu
+; CHECK:       vfslide1up.vf {{v[0-9]+}}, {{v[0-9]+}}, ft0
+  %a = call <vscale x 2 x float> @llvm.riscv.vfslide1up.nxv2f32.f32(
+    <vscale x 2 x float> %0,
+    float %1,
+    i32 %2)
+
+  ret <vscale x 2 x float> %a
+}
+
+declare <vscale x 2 x float> @llvm.riscv.vfslide1up.mask.nxv2f32.f32(
+  <vscale x 2 x float>,
+  <vscale x 2 x float>,
+  float,
+  <vscale x 2 x i1>,
+  i32);
+
+define <vscale x 2 x float> @intrinsic_vfslide1up_mask_vf_nxv2f32_nxv2f32_f32(<vscale x 2 x float> %0, <vscale x 2 x float> %1, float %2, <vscale x 2 x i1> %3, i32 %4) nounwind {
+entry:
+; CHECK-LABEL: intrinsic_vfslide1up_mask_vf_nxv2f32_nxv2f32_f32
+; CHECK:       vsetvli {{.*}}, {{a[0-9]+}}, e32,m1,ta,mu
+; CHECK:       vfslide1up.vf {{v[0-9]+}}, {{v[0-9]+}}, ft0, v0.t
+  %a = call <vscale x 2 x float> @llvm.riscv.vfslide1up.mask.nxv2f32.f32(
+    <vscale x 2 x float> %0,
+    <vscale x 2 x float> %1,
+    float %2,
+    <vscale x 2 x i1> %3,
+    i32 %4)
+
+  ret <vscale x 2 x float> %a
+}
+
+declare <vscale x 4 x float> @llvm.riscv.vfslide1up.nxv4f32.f32(
+  <vscale x 4 x float>,
+  float,
+  i32);
+
+define <vscale x 4 x float> @intrinsic_vfslide1up_vf_nxv4f32_nxv4f32_f32(<vscale x 4 x float> %0, float %1, i32 %2) nounwind {
+entry:
+; CHECK-LABEL: intrinsic_vfslide1up_vf_nxv4f32_nxv4f32_f32
+; CHECK:       vsetvli {{.*}}, {{a[0-9]+}}, e32,m2,ta,mu
+; CHECK:       vfslide1up.vf {{v[0-9]+}}, {{v[0-9]+}}, ft0
+  %a = call <vscale x 4 x float> @llvm.riscv.vfslide1up.nxv4f32.f32(
+    <vscale x 4 x float> %0,
+    float %1,
+    i32 %2)
+
+  ret <vscale x 4 x float> %a
+}
+
+declare <vscale x 4 x float> @llvm.riscv.vfslide1up.mask.nxv4f32.f32(
+  <vscale x 4 x float>,
+  <vscale x 4 x float>,
+  float,
+  <vscale x 4 x i1>,
+  i32);
+
+define <vscale x 4 x float> @intrinsic_vfslide1up_mask_vf_nxv4f32_nxv4f32_f32(<vscale x 4 x float> %0, <vscale x 4 x float> %1, float %2, <vscale x 4 x i1> %3, i32 %4) nounwind {
+entry:
+; CHECK-LABEL: intrinsic_vfslide1up_mask_vf_nxv4f32_nxv4f32_f32
+; CHECK:       vsetvli {{.*}}, {{a[0-9]+}}, e32,m2,ta,mu
+; CHECK:       vfslide1up.vf {{v[0-9]+}}, {{v[0-9]+}}, ft0, v0.t
+  %a = call <vscale x 4 x float> @llvm.riscv.vfslide1up.mask.nxv4f32.f32(
+    <vscale x 4 x float> %0,
+    <vscale x 4 x float> %1,
+    float %2,
+    <vscale x 4 x i1> %3,
+    i32 %4)
+
+  ret <vscale x 4 x float> %a
+}
+
+declare <vscale x 8 x float> @llvm.riscv.vfslide1up.nxv8f32.f32(
+  <vscale x 8 x float>,
+  float,
+  i32);
+
+define <vscale x 8 x float> @intrinsic_vfslide1up_vf_nxv8f32_nxv8f32_f32(<vscale x 8 x float> %0, float %1, i32 %2) nounwind {
+entry:
+; CHECK-LABEL: intrinsic_vfslide1up_vf_nxv8f32_nxv8f32_f32
+; CHECK:       vsetvli {{.*}}, {{a[0-9]+}}, e32,m4,ta,mu
+; CHECK:       vfslide1up.vf {{v[0-9]+}}, {{v[0-9]+}}, ft0
+  %a = call <vscale x 8 x float> @llvm.riscv.vfslide1up.nxv8f32.f32(
+    <vscale x 8 x float> %0,
+    float %1,
+    i32 %2)
+
+  ret <vscale x 8 x float> %a
+}
+
+declare <vscale x 8 x float> @llvm.riscv.vfslide1up.mask.nxv8f32.f32(
+  <vscale x 8 x float>,
+  <vscale x 8 x float>,
+  float,
+  <vscale x 8 x i1>,
+  i32);
+
+define <vscale x 8 x float> @intrinsic_vfslide1up_mask_vf_nxv8f32_nxv8f32_f32(<vscale x 8 x float> %0, <vscale x 8 x float> %1, float %2, <vscale x 8 x i1> %3, i32 %4) nounwind {
+entry:
+; CHECK-LABEL: intrinsic_vfslide1up_mask_vf_nxv8f32_nxv8f32_f32
+; CHECK:       vsetvli {{.*}}, {{a[0-9]+}}, e32,m4,ta,mu
+; CHECK:       vfslide1up.vf {{v[0-9]+}}, {{v[0-9]+}}, ft0, v0.t
+  %a = call <vscale x 8 x float> @llvm.riscv.vfslide1up.mask.nxv8f32.f32(
+    <vscale x 8 x float> %0,
+    <vscale x 8 x float> %1,
+    float %2,
+    <vscale x 8 x i1> %3,
+    i32 %4)
+
+  ret <vscale x 8 x float> %a
+}
+
+declare <vscale x 16 x float> @llvm.riscv.vfslide1up.nxv16f32.f32(
+  <vscale x 16 x float>,
+  float,
+  i32);
+
+define <vscale x 16 x float> @intrinsic_vfslide1up_vf_nxv16f32_nxv16f32_f32(<vscale x 16 x float> %0, float %1, i32 %2) nounwind {
+entry:
+; CHECK-LABEL: intrinsic_vfslide1up_vf_nxv16f32_nxv16f32_f32
+; CHECK:       vsetvli {{.*}}, {{a[0-9]+}}, e32,m8,ta,mu
+; CHECK:       vfslide1up.vf {{v[0-9]+}}, {{v[0-9]+}}, ft0
+  %a = call <vscale x 16 x float> @llvm.riscv.vfslide1up.nxv16f32.f32(
+    <vscale x 16 x float> %0,
+    float %1,
+    i32 %2)
+
+  ret <vscale x 16 x float> %a
+}
+
+declare <vscale x 16 x float> @llvm.riscv.vfslide1up.mask.nxv16f32.f32(
+  <vscale x 16 x float>,
+  <vscale x 16 x float>,
+  float,
+  <vscale x 16 x i1>,
+  i32);
+
+define <vscale x 16 x float> @intrinsic_vfslide1up_mask_vf_nxv16f32_nxv16f32_f32(<vscale x 16 x float> %0, <vscale x 16 x float> %1, float %2, <vscale x 16 x i1> %3, i32 %4) nounwind {
+entry:
+; CHECK-LABEL: intrinsic_vfslide1up_mask_vf_nxv16f32_nxv16f32_f32
+; CHECK:       vsetvli {{.*}}, {{a[0-9]+}}, e32,m8,ta,mu
+; CHECK:       vfslide1up.vf {{v[0-9]+}}, {{v[0-9]+}}, ft0, v0.t
+  %a = call <vscale x 16 x float> @llvm.riscv.vfslide1up.mask.nxv16f32.f32(
+    <vscale x 16 x float> %0,
+    <vscale x 16 x float> %1,
+    float %2,
+    <vscale x 16 x i1> %3,
+    i32 %4)
+
+  ret <vscale x 16 x float> %a
+}
diff --git a/llvm/test/CodeGen/RISCV/rvv/vfslide1up-rv64.ll b/llvm/test/CodeGen/RISCV/rvv/vfslide1up-rv64.ll
new file mode 100644
--- /dev/null
+++ b/llvm/test/CodeGen/RISCV/rvv/vfslide1up-rv64.ll
@@ -0,0 +1,601 @@
+; RUN: llc -mtriple=riscv64 -mattr=+experimental-v,+d,+experimental-zfh -verify-machineinstrs \
+; RUN:   --riscv-no-aliases < %s | FileCheck %s
+declare <vscale x 1 x half> @llvm.riscv.vfslide1up.nxv1f16.f16(
+  <vscale x 1 x half>,
+  half,
+  i64);
+
+define <vscale x 1 x half> @intrinsic_vfslide1up_vf_nxv1f16_nxv1f16_f16(<vscale x 1 x half> %0, half %1, i64 %2) nounwind {
+entry:
+; CHECK-LABEL: intrinsic_vfslide1up_vf_nxv1f16_nxv1f16_f16
+; CHECK:       vsetvli {{.*}}, {{a[0-9]+}}, e16,mf4,ta,mu
+; CHECK:       vfslide1up.vf {{v[0-9]+}}, {{v[0-9]+}}, ft0
+  %a = call <vscale x 1 x half> @llvm.riscv.vfslide1up.nxv1f16.f16(
+    <vscale x 1 x half> %0,
+    half %1,
+    i64 %2)
+
+  ret <vscale x 1 x half> %a
+}
+
+declare <vscale x 1 x half> @llvm.riscv.vfslide1up.mask.nxv1f16.f16(
+  <vscale x 1 x half>,
+  <vscale x 1 x half>,
+  half,
+  <vscale x 1 x i1>,
+  i64);
+
+define <vscale x 1 x half> @intrinsic_vfslide1up_mask_vf_nxv1f16_nxv1f16_f16(<vscale x 1 x half> %0, <vscale x 1 x half> %1, half %2, <vscale x 1 x i1> %3, i64 %4) nounwind {
+entry:
+; CHECK-LABEL: intrinsic_vfslide1up_mask_vf_nxv1f16_nxv1f16_f16
+; CHECK:       vsetvli {{.*}}, {{a[0-9]+}}, e16,mf4,ta,mu
+; CHECK:       vfslide1up.vf {{v[0-9]+}}, {{v[0-9]+}}, ft0, v0.t
+  %a = call <vscale x 1 x half> @llvm.riscv.vfslide1up.mask.nxv1f16.f16(
+    <vscale x 1 x half> %0,
+    <vscale x 1 x half> %1,
+    half %2,
+    <vscale x 1 x i1> %3,
+    i64 %4)
+
+  ret <vscale x 1 x half> %a
+}
+
+declare <vscale x 2 x half> @llvm.riscv.vfslide1up.nxv2f16.f16(
+  <vscale x 2 x half>,
+  half,
+  i64);
+
+define <vscale x 2 x half> @intrinsic_vfslide1up_vf_nxv2f16_nxv2f16_f16(<vscale x 2 x half> %0, half %1, i64 %2) nounwind {
+entry:
+; CHECK-LABEL: intrinsic_vfslide1up_vf_nxv2f16_nxv2f16_f16
+; CHECK:       vsetvli {{.*}}, {{a[0-9]+}}, e16,mf2,ta,mu
+; CHECK:       vfslide1up.vf {{v[0-9]+}}, {{v[0-9]+}}, ft0
+  %a = call <vscale x 2 x half> @llvm.riscv.vfslide1up.nxv2f16.f16(
+    <vscale x 2 x half> %0,
+    half %1,
+    i64 %2)
+
+  ret <vscale x 2 x half> %a
+}
+
+declare <vscale x 2 x half> @llvm.riscv.vfslide1up.mask.nxv2f16.f16(
+  <vscale x 2 x half>,
+  <vscale x 2 x half>,
+  half,
+  <vscale x 2 x i1>,
+  i64);
+
+define <vscale x 2 x half> @intrinsic_vfslide1up_mask_vf_nxv2f16_nxv2f16_f16(<vscale x 2 x half> %0, <vscale x 2 x half> %1, half %2, <vscale x 2 x i1> %3, i64 %4) nounwind {
+entry:
+; CHECK-LABEL: intrinsic_vfslide1up_mask_vf_nxv2f16_nxv2f16_f16
+; CHECK:       vsetvli {{.*}}, {{a[0-9]+}}, e16,mf2,ta,mu
+; CHECK:       vfslide1up.vf {{v[0-9]+}}, {{v[0-9]+}}, ft0, v0.t
+  %a = call <vscale x 2 x half> @llvm.riscv.vfslide1up.mask.nxv2f16.f16(
+    <vscale x 2 x half> %0,
+    <vscale x 2 x half> %1,
+    half %2,
+    <vscale x 2 x i1> %3,
+    i64 %4)
+
+  ret <vscale x 2 x half> %a
+}
+
+declare <vscale x 4 x half> @llvm.riscv.vfslide1up.nxv4f16.f16(
+  <vscale x 4 x half>,
+  half,
+  i64);
+
+define <vscale x 4 x half> @intrinsic_vfslide1up_vf_nxv4f16_nxv4f16_f16(<vscale x 4 x half> %0, half %1, i64 %2) nounwind {
+entry:
+; CHECK-LABEL: intrinsic_vfslide1up_vf_nxv4f16_nxv4f16_f16
+; CHECK:       vsetvli {{.*}}, {{a[0-9]+}}, e16,m1,ta,mu
+; CHECK:       vfslide1up.vf {{v[0-9]+}}, {{v[0-9]+}}, ft0
+  %a = call <vscale x 4 x half> @llvm.riscv.vfslide1up.nxv4f16.f16(
+    <vscale x 4 x half> %0,
+    half %1,
+    i64 %2)
+
+  ret <vscale x 4 x half> %a
+}
+
+declare <vscale x 4 x half> @llvm.riscv.vfslide1up.mask.nxv4f16.f16(
+  <vscale x 4 x half>,
+  <vscale x 4 x half>,
+  half,
+  <vscale x 4 x i1>,
+  i64);
+
+define <vscale x 4 x half> @intrinsic_vfslide1up_mask_vf_nxv4f16_nxv4f16_f16(<vscale x 4 x half> %0, <vscale x 4 x half> %1, half %2, <vscale x 4 x i1> %3, i64 %4) nounwind {
+entry:
+; CHECK-LABEL: intrinsic_vfslide1up_mask_vf_nxv4f16_nxv4f16_f16
+; CHECK:       vsetvli {{.*}}, {{a[0-9]+}}, e16,m1,ta,mu
+; CHECK:       vfslide1up.vf {{v[0-9]+}}, {{v[0-9]+}}, ft0, v0.t
+  %a = call <vscale x 4 x half> @llvm.riscv.vfslide1up.mask.nxv4f16.f16(
+    <vscale x 4 x half> %0,
+    <vscale x 4 x half> %1,
+    half %2,
+    <vscale x 4 x i1> %3,
+    i64 %4)
+
+  ret <vscale x 4 x half> %a
+}
+
+declare <vscale x 8 x half> @llvm.riscv.vfslide1up.nxv8f16.f16(
+  <vscale x 8 x half>,
+  half,
+  i64);
+
+define <vscale x 8 x half> @intrinsic_vfslide1up_vf_nxv8f16_nxv8f16_f16(<vscale x 8 x half> %0, half %1, i64 %2) nounwind {
+entry:
+; CHECK-LABEL: intrinsic_vfslide1up_vf_nxv8f16_nxv8f16_f16
+; CHECK:       vsetvli {{.*}}, {{a[0-9]+}}, e16,m2,ta,mu
+; CHECK:       vfslide1up.vf {{v[0-9]+}}, {{v[0-9]+}}, ft0
+  %a = call <vscale x 8 x half> @llvm.riscv.vfslide1up.nxv8f16.f16(
+    <vscale x 8 x half> %0,
+    half %1,
+    i64 %2)
+
+  ret <vscale x 8 x half> %a
+}
+
+declare <vscale x 8 x half> @llvm.riscv.vfslide1up.mask.nxv8f16.f16(
+  <vscale x 8 x half>,
+  <vscale x 8 x half>,
+  half,
+  <vscale x 8 x i1>,
+  i64);
+
+define <vscale x 8 x half> @intrinsic_vfslide1up_mask_vf_nxv8f16_nxv8f16_f16(<vscale x 8 x half> %0, <vscale x 8 x half> %1, half %2, <vscale x 8 x i1> %3, i64 %4) nounwind {
+entry:
+; CHECK-LABEL: intrinsic_vfslide1up_mask_vf_nxv8f16_nxv8f16_f16
+; CHECK:       vsetvli {{.*}}, {{a[0-9]+}}, e16,m2,ta,mu
+; CHECK:       vfslide1up.vf {{v[0-9]+}}, {{v[0-9]+}}, ft0, v0.t
+  %a = call <vscale x 8 x half> @llvm.riscv.vfslide1up.mask.nxv8f16.f16(
+    <vscale x 8 x half> %0,
+    <vscale x 8 x half> %1,
+    half %2,
+    <vscale x 8 x i1> %3,
+    i64 %4)
+
+  ret <vscale x 8 x half> %a
+}
+
+declare <vscale x 16 x half> @llvm.riscv.vfslide1up.nxv16f16.f16(
+  <vscale x 16 x half>,
+  half,
+  i64);
+
+define <vscale x 16 x half> @intrinsic_vfslide1up_vf_nxv16f16_nxv16f16_f16(<vscale x 16 x half> %0, half %1, i64 %2) nounwind {
+entry:
+; CHECK-LABEL: intrinsic_vfslide1up_vf_nxv16f16_nxv16f16_f16
+; CHECK:       vsetvli {{.*}}, {{a[0-9]+}}, e16,m4,ta,mu
+; CHECK:       vfslide1up.vf {{v[0-9]+}}, {{v[0-9]+}}, ft0
+  %a = call <vscale x 16 x half> @llvm.riscv.vfslide1up.nxv16f16.f16(
+    <vscale x 16 x half> %0,
+    half %1,
+    i64 %2)
+
+  ret <vscale x 16 x half> %a
+}
+
+declare <vscale x 16 x half> @llvm.riscv.vfslide1up.mask.nxv16f16.f16(
+  <vscale x 16 x half>,
+  <vscale x 16 x half>,
+  half,
+  <vscale x 16 x i1>,
+  i64);
+
+define <vscale x 16 x half> @intrinsic_vfslide1up_mask_vf_nxv16f16_nxv16f16_f16(<vscale x 16 x half> %0, <vscale x 16 x half> %1, half %2, <vscale x 16 x i1> %3, i64 %4) nounwind {
+entry:
+; CHECK-LABEL: intrinsic_vfslide1up_mask_vf_nxv16f16_nxv16f16_f16
+; CHECK:       vsetvli {{.*}}, {{a[0-9]+}}, e16,m4,ta,mu
+; CHECK:       vfslide1up.vf {{v[0-9]+}}, {{v[0-9]+}}, ft0, v0.t
+  %a = call <vscale x 16 x half> @llvm.riscv.vfslide1up.mask.nxv16f16.f16(
+    <vscale x 16 x half> %0,
+    <vscale x 16 x half> %1,
+    half %2,
+    <vscale x 16 x i1> %3,
+    i64 %4)
+
+  ret <vscale x 16 x half> %a
+}
+
+declare <vscale x 32 x half> @llvm.riscv.vfslide1up.nxv32f16.f16(
+  <vscale x 32 x half>,
+  half,
+  i64);
+
+define <vscale x 32 x half> @intrinsic_vfslide1up_vf_nxv32f16_nxv32f16_f16(<vscale x 32 x half> %0, half %1, i64 %2) nounwind {
+entry:
+; CHECK-LABEL: intrinsic_vfslide1up_vf_nxv32f16_nxv32f16_f16
+; CHECK:       vsetvli {{.*}}, {{a[0-9]+}}, e16,m8,ta,mu
+; CHECK:       vfslide1up.vf {{v[0-9]+}}, {{v[0-9]+}}, ft0
+  %a = call <vscale x 32 x half> @llvm.riscv.vfslide1up.nxv32f16.f16(
+    <vscale x 32 x half> %0,
+    half %1,
+    i64 %2)
+
+  ret <vscale x 32 x half> %a
+}
+
+declare <vscale x 32 x half> @llvm.riscv.vfslide1up.mask.nxv32f16.f16(
+  <vscale x 32 x half>,
+  <vscale x 32 x half>,
+  half,
+  <vscale x 32 x i1>,
+  i64);
+
+define <vscale x 32 x half> @intrinsic_vfslide1up_mask_vf_nxv32f16_nxv32f16_f16(<vscale x 32 x half> %0, <vscale x 32 x half> %1, half %2, <vscale x 32 x i1> %3, i64 %4) nounwind {
+entry:
+; CHECK-LABEL: intrinsic_vfslide1up_mask_vf_nxv32f16_nxv32f16_f16
+; CHECK:       vsetvli {{.*}}, {{a[0-9]+}}, e16,m8,ta,mu
+; CHECK:       vfslide1up.vf {{v[0-9]+}}, {{v[0-9]+}}, ft0, v0.t
+  %a = call <vscale x 32 x half> @llvm.riscv.vfslide1up.mask.nxv32f16.f16(
+    <vscale x 32 x half> %0,
+    <vscale x 32 x half> %1,
+    half %2,
+    <vscale x 32 x i1> %3,
+    i64 %4)
+
+  ret <vscale x 32 x half> %a
+}
+
+declare <vscale x 1 x float> @llvm.riscv.vfslide1up.nxv1f32.f32(
+  <vscale x 1 x float>,
+  float,
+  i64);
+
+define <vscale x 1 x float> @intrinsic_vfslide1up_vf_nxv1f32_nxv1f32_f32(<vscale x 1 x float> %0, float %1, i64 %2) nounwind {
+entry:
+; CHECK-LABEL: intrinsic_vfslide1up_vf_nxv1f32_nxv1f32_f32
+; CHECK:       vsetvli {{.*}}, {{a[0-9]+}}, e32,mf2,ta,mu
+; CHECK:       vfslide1up.vf {{v[0-9]+}}, {{v[0-9]+}}, ft0
+  %a = call <vscale x 1 x float> @llvm.riscv.vfslide1up.nxv1f32.f32(
+    <vscale x 1 x float> %0,
+    float %1,
+    i64 %2)
+
+  ret <vscale x 1 x float> %a
+}
+
+declare <vscale x 1 x float> @llvm.riscv.vfslide1up.mask.nxv1f32.f32(
+  <vscale x 1 x float>,
+  <vscale x 1 x float>,
+  float,
+  <vscale x 1 x i1>,
+  i64);
+
+define <vscale x 1 x float> @intrinsic_vfslide1up_mask_vf_nxv1f32_nxv1f32_f32(<vscale x 1 x float> %0, <vscale x 1 x float> %1, float %2, <vscale x 1 x i1> %3, i64 %4) nounwind {
+entry:
+; CHECK-LABEL: intrinsic_vfslide1up_mask_vf_nxv1f32_nxv1f32_f32
+; CHECK:       vsetvli {{.*}}, {{a[0-9]+}}, e32,mf2,ta,mu
+; CHECK:       vfslide1up.vf {{v[0-9]+}}, {{v[0-9]+}}, ft0, v0.t
+  %a = call <vscale x 1 x float> @llvm.riscv.vfslide1up.mask.nxv1f32.f32(
+    <vscale x 1 x float> %0,
+    <vscale x 1 x float> %1,
+    float %2,
+    <vscale x 1 x i1> %3,
+    i64 %4)
+
+  ret <vscale x 1 x float> %a
+}
+
+declare <vscale x 2 x float> @llvm.riscv.vfslide1up.nxv2f32.f32(
+  <vscale x 2 x float>,
+  float,
+  i64);
+
+define <vscale x 2 x float> @intrinsic_vfslide1up_vf_nxv2f32_nxv2f32_f32(<vscale x 2 x float> %0, float %1, i64 %2) nounwind {
+entry:
+; CHECK-LABEL: intrinsic_vfslide1up_vf_nxv2f32_nxv2f32_f32
+; CHECK:       vsetvli {{.*}}, {{a[0-9]+}}, e32,m1,ta,mu
+; CHECK:       vfslide1up.vf {{v[0-9]+}}, {{v[0-9]+}}, ft0
+  %a = call <vscale x 2 x float> @llvm.riscv.vfslide1up.nxv2f32.f32(
+    <vscale x 2 x float> %0,
+    float %1,
+    i64 %2)
+
+  ret <vscale x 2 x float> %a
+}
+
+declare <vscale x 2 x float> @llvm.riscv.vfslide1up.mask.nxv2f32.f32(
+  <vscale x 2 x float>,
+  <vscale x 2 x float>,
+  float,
+  <vscale x 2 x i1>,
+  i64);
+
+define <vscale x 2 x float> @intrinsic_vfslide1up_mask_vf_nxv2f32_nxv2f32_f32(<vscale x 2 x float> %0, <vscale x 2 x float> %1, float %2, <vscale x 2 x i1> %3, i64 %4) nounwind {
+entry:
+; CHECK-LABEL: intrinsic_vfslide1up_mask_vf_nxv2f32_nxv2f32_f32
+; CHECK:       vsetvli {{.*}}, {{a[0-9]+}}, e32,m1,ta,mu
+; CHECK:       vfslide1up.vf {{v[0-9]+}}, {{v[0-9]+}}, ft0, v0.t
+  %a = call <vscale x 2 x float> @llvm.riscv.vfslide1up.mask.nxv2f32.f32(
+    <vscale x 2 x float> %0,
+    <vscale x 2 x float> %1,
+    float %2,
+    <vscale x 2 x i1> %3,
+    i64 %4)
+
+  ret <vscale x 2 x float> %a
+}
+
+declare <vscale x 4 x float> @llvm.riscv.vfslide1up.nxv4f32.f32(
+  <vscale x 4 x float>,
+  float,
+  i64);
+
+define <vscale x 4 x float> @intrinsic_vfslide1up_vf_nxv4f32_nxv4f32_f32(<vscale x 4 x float> %0, float %1, i64 %2) nounwind {
+entry:
+; CHECK-LABEL: intrinsic_vfslide1up_vf_nxv4f32_nxv4f32_f32
+; CHECK:       vsetvli {{.*}}, {{a[0-9]+}}, e32,m2,ta,mu
+; CHECK:       vfslide1up.vf {{v[0-9]+}}, {{v[0-9]+}}, ft0
+  %a = call <vscale x 4 x float> @llvm.riscv.vfslide1up.nxv4f32.f32(
+    <vscale x 4 x float> %0,
+    float %1,
+    i64 %2)
+
+  ret <vscale x 4 x float> %a
+}
+
+declare <vscale x 4 x float> @llvm.riscv.vfslide1up.mask.nxv4f32.f32(
+  <vscale x 4 x float>,
+  <vscale x 4 x float>,
+  float,
+  <vscale x 4 x i1>,
+  i64);
+
+define <vscale x 4 x float> @intrinsic_vfslide1up_mask_vf_nxv4f32_nxv4f32_f32(<vscale x 4 x float> %0, <vscale x 4 x float> %1, float %2, <vscale x 4 x i1> %3, i64 %4) nounwind {
+entry:
+; CHECK-LABEL: intrinsic_vfslide1up_mask_vf_nxv4f32_nxv4f32_f32
+; CHECK:       vsetvli {{.*}}, {{a[0-9]+}}, e32,m2,ta,mu
+; CHECK:       vfslide1up.vf {{v[0-9]+}}, {{v[0-9]+}}, ft0, v0.t
+  %a = call <vscale x 4 x float> @llvm.riscv.vfslide1up.mask.nxv4f32.f32(
+    <vscale x 4 x float> %0,
+    <vscale x 4 x float> %1,
+    float %2,
+    <vscale x 4 x i1> %3,
+    i64 %4)
+
+  ret <vscale x 4 x float> %a
+}
+
+declare <vscale x 8 x float> @llvm.riscv.vfslide1up.nxv8f32.f32(
+  <vscale x 8 x float>,
+  float,
+  i64);
+
+define <vscale x 8 x float> @intrinsic_vfslide1up_vf_nxv8f32_nxv8f32_f32(<vscale x 8 x float> %0, float %1, i64 %2) nounwind {
+entry:
+; CHECK-LABEL: intrinsic_vfslide1up_vf_nxv8f32_nxv8f32_f32
+; CHECK:       vsetvli {{.*}}, {{a[0-9]+}}, e32,m4,ta,mu
+; CHECK:       vfslide1up.vf {{v[0-9]+}}, {{v[0-9]+}}, ft0
+  %a = call <vscale x 8 x float> @llvm.riscv.vfslide1up.nxv8f32.f32(
+    <vscale x 8 x float> %0,
+    float %1,
+    i64 %2)
+
+  ret <vscale x 8 x float> %a
+}
+
+declare <vscale x 8 x float> @llvm.riscv.vfslide1up.mask.nxv8f32.f32(
+  <vscale x 8 x float>,
+  <vscale x 8 x float>,
+  float,
+  <vscale x 8 x i1>,
+  i64);
+
+define <vscale x 8 x float> @intrinsic_vfslide1up_mask_vf_nxv8f32_nxv8f32_f32(<vscale x 8 x float> %0, <vscale x 8 x float> %1, float %2, <vscale x 8 x i1> %3, i64 %4) nounwind {
+entry:
+; CHECK-LABEL: intrinsic_vfslide1up_mask_vf_nxv8f32_nxv8f32_f32
+; CHECK:       vsetvli {{.*}}, {{a[0-9]+}}, e32,m4,ta,mu
+; CHECK:       vfslide1up.vf {{v[0-9]+}}, {{v[0-9]+}}, ft0, v0.t
+  %a = call <vscale x 8 x float> @llvm.riscv.vfslide1up.mask.nxv8f32.f32(
+    <vscale x 8 x float> %0,
+    <vscale x 8 x float> %1,
+    float %2,
+    <vscale x 8 x i1> %3,
+    i64 %4)
+
+  ret <vscale x 8 x float> %a
+}
+
+declare <vscale x 16 x float> @llvm.riscv.vfslide1up.nxv16f32.f32(
+  <vscale x 16 x float>,
+  float,
+  i64);
+
+define <vscale x 16 x float> @intrinsic_vfslide1up_vf_nxv16f32_nxv16f32_f32(<vscale x 16 x float> %0, float %1, i64 %2) nounwind {
+entry:
+; CHECK-LABEL: intrinsic_vfslide1up_vf_nxv16f32_nxv16f32_f32
+; CHECK:       vsetvli {{.*}}, {{a[0-9]+}}, e32,m8,ta,mu
+; CHECK:       vfslide1up.vf {{v[0-9]+}}, {{v[0-9]+}}, ft0
+  %a = call <vscale x 16 x float> @llvm.riscv.vfslide1up.nxv16f32.f32(
+    <vscale x 16 x float> %0,
+    float %1,
+    i64 %2)
+
+  ret <vscale x 16 x float> %a
+}
+
+declare <vscale x 16 x float> @llvm.riscv.vfslide1up.mask.nxv16f32.f32(
+  <vscale x 16 x float>,
+  <vscale x 16 x float>,
+  float,
+  <vscale x 16 x i1>,
+  i64);
+
+define <vscale x 16 x float> @intrinsic_vfslide1up_mask_vf_nxv16f32_nxv16f32_f32(<vscale x 16 x float> %0, <vscale x 16 x float> %1, float %2, <vscale x 16 x i1> %3, i64 %4) nounwind {
+entry:
+; CHECK-LABEL: intrinsic_vfslide1up_mask_vf_nxv16f32_nxv16f32_f32
+; CHECK:       vsetvli {{.*}}, {{a[0-9]+}}, e32,m8,ta,mu
+; CHECK:       vfslide1up.vf {{v[0-9]+}}, {{v[0-9]+}}, ft0, v0.t
+  %a = call <vscale x 16 x float> @llvm.riscv.vfslide1up.mask.nxv16f32.f32(
+    <vscale x 16 x float> %0,
+    <vscale x 16 x float> %1,
+    float %2,
+    <vscale x 16 x i1> %3,
+    i64 %4)
+
+  ret <vscale x 16 x float> %a
+}
+
+declare <vscale x 1 x double> @llvm.riscv.vfslide1up.nxv1f64.f64(
+  <vscale x 1 x double>,
+  double,
+  i64);
+
+define <vscale x 1 x double> @intrinsic_vfslide1up_vf_nxv1f64_nxv1f64_f64(<vscale x 1 x double> %0, double %1, i64 %2) nounwind {
+entry:
+; CHECK-LABEL: intrinsic_vfslide1up_vf_nxv1f64_nxv1f64_f64
+; CHECK:       vsetvli {{.*}}, {{a[0-9]+}}, e64,m1,ta,mu
+; CHECK:       vfslide1up.vf {{v[0-9]+}}, {{v[0-9]+}}, ft0
+  %a = call <vscale x 1 x double> @llvm.riscv.vfslide1up.nxv1f64.f64(
+    <vscale x 1 x double> %0,
+    double %1,
+    i64 %2)
+
+  ret <vscale x 1 x double> %a
+}
+
+declare <vscale x 1 x double> @llvm.riscv.vfslide1up.mask.nxv1f64.f64(
+  <vscale x 1 x double>,
+  <vscale x 1 x double>,
+  double,
+  <vscale x 1 x i1>,
+  i64);
+
+define <vscale x 1 x double> @intrinsic_vfslide1up_mask_vf_nxv1f64_nxv1f64_f64(<vscale x 1 x double> %0, <vscale x 1 x double> %1, double %2, <vscale x 1 x i1> %3, i64 %4) nounwind {
+entry:
+; CHECK-LABEL: intrinsic_vfslide1up_mask_vf_nxv1f64_nxv1f64_f64
+; CHECK:       vsetvli {{.*}}, {{a[0-9]+}}, e64,m1,ta,mu
+; CHECK:       vfslide1up.vf {{v[0-9]+}}, {{v[0-9]+}}, ft0, v0.t
+  %a = call <vscale x 1 x double> @llvm.riscv.vfslide1up.mask.nxv1f64.f64(
+    <vscale x 1 x double> %0,
+    <vscale x 1 x double> %1,
+    double %2,
+    <vscale x 1 x i1> %3,
+    i64 %4)
+
+  ret <vscale x 1 x double> %a
+}
+
+declare <vscale x 2 x double> @llvm.riscv.vfslide1up.nxv2f64.f64(
+  <vscale x 2 x double>,
+  double,
+  i64);
+
+define <vscale x 2 x double> @intrinsic_vfslide1up_vf_nxv2f64_nxv2f64_f64(<vscale x 2 x double> %0, double %1, i64 %2) nounwind {
+entry:
+; CHECK-LABEL: intrinsic_vfslide1up_vf_nxv2f64_nxv2f64_f64
+; CHECK:       vsetvli {{.*}}, {{a[0-9]+}}, e64,m2,ta,mu
+; CHECK:       vfslide1up.vf {{v[0-9]+}}, {{v[0-9]+}}, ft0
+  %a = call <vscale x 2 x double> @llvm.riscv.vfslide1up.nxv2f64.f64(
+    <vscale x 2 x double> %0,
+    double %1,
+    i64 %2)
+
+  ret <vscale x 2 x double> %a
+}
+
+declare <vscale x 2 x double> @llvm.riscv.vfslide1up.mask.nxv2f64.f64(
+  <vscale x 2 x double>,
+  <vscale x 2 x double>,
+  double,
+  <vscale x 2 x i1>,
+  i64);
+
+define <vscale x 2 x double> @intrinsic_vfslide1up_mask_vf_nxv2f64_nxv2f64_f64(<vscale x 2 x double> %0, <vscale x 2 x double> %1, double %2, <vscale x 2 x i1> %3, i64 %4) nounwind {
+entry:
+; CHECK-LABEL: intrinsic_vfslide1up_mask_vf_nxv2f64_nxv2f64_f64
+; CHECK:       vsetvli {{.*}}, {{a[0-9]+}}, e64,m2,ta,mu
+; CHECK:       vfslide1up.vf {{v[0-9]+}}, {{v[0-9]+}}, ft0, v0.t
+  %a = call <vscale x 2 x double> @llvm.riscv.vfslide1up.mask.nxv2f64.f64(
+    <vscale x 2 x double> %0,
+    <vscale x 2 x double> %1,
+    double %2,
+    <vscale x 2 x i1> %3,
+    i64 %4)
+
+  ret <vscale x 2 x double> %a
+}
+
+declare <vscale x 4 x double> @llvm.riscv.vfslide1up.nxv4f64.f64(
+  <vscale x 4 x double>,
+  double,
+  i64);
+
+define <vscale x 4 x double> @intrinsic_vfslide1up_vf_nxv4f64_nxv4f64_f64(<vscale x 4 x double> %0, double %1, i64 %2) nounwind {
+entry:
+; CHECK-LABEL: intrinsic_vfslide1up_vf_nxv4f64_nxv4f64_f64
+; CHECK:       vsetvli {{.*}}, {{a[0-9]+}}, e64,m4,ta,mu
+; CHECK:       vfslide1up.vf {{v[0-9]+}}, {{v[0-9]+}}, ft0
+  %a = call <vscale x 4 x double> @llvm.riscv.vfslide1up.nxv4f64.f64(
+    <vscale x 4 x double> %0,
+    double %1,
+    i64 %2)
+
+  ret <vscale x 4 x double> %a
+}
+
+declare <vscale x 4 x double> @llvm.riscv.vfslide1up.mask.nxv4f64.f64(
+  <vscale x 4 x double>,
+  <vscale x 4 x double>,
+  double,
+  <vscale x 4 x i1>,
+  i64);
+
+define <vscale x 4 x double> @intrinsic_vfslide1up_mask_vf_nxv4f64_nxv4f64_f64(<vscale x 4 x double> %0, <vscale x 4 x double> %1, double %2, <vscale x 4 x i1> %3, i64 %4) nounwind {
+entry:
+; CHECK-LABEL: intrinsic_vfslide1up_mask_vf_nxv4f64_nxv4f64_f64
+; CHECK:       vsetvli {{.*}}, {{a[0-9]+}}, e64,m4,ta,mu
+; CHECK:       vfslide1up.vf {{v[0-9]+}}, {{v[0-9]+}}, ft0, v0.t
+  %a = call <vscale x 4 x double> @llvm.riscv.vfslide1up.mask.nxv4f64.f64(
+    <vscale x 4 x double> %0,
+    <vscale x 4 x double> %1,
+    double %2,
+    <vscale x 4 x i1> %3,
+    i64 %4)
+
+  ret <vscale x 4 x double> %a
+}
+
+declare <vscale x 8 x double> @llvm.riscv.vfslide1up.nxv8f64.f64(
+  <vscale x 8 x double>,
+  double,
+  i64);
+
+define <vscale x 8 x double> @intrinsic_vfslide1up_vf_nxv8f64_nxv8f64_f64(<vscale x 8 x double> %0, double %1, i64 %2) nounwind {
+entry:
+; CHECK-LABEL: intrinsic_vfslide1up_vf_nxv8f64_nxv8f64_f64
+; CHECK:       vsetvli {{.*}}, {{a[0-9]+}}, e64,m8,ta,mu
+; CHECK:       vfslide1up.vf {{v[0-9]+}}, {{v[0-9]+}}, ft0
+  %a = call <vscale x 8 x double> @llvm.riscv.vfslide1up.nxv8f64.f64(
+    <vscale x 8 x double> %0,
+    double %1,
+    i64 %2)
+
+  ret <vscale x 8 x double> %a
+}
+
+declare <vscale x 8 x double> @llvm.riscv.vfslide1up.mask.nxv8f64.f64(
+  <vscale x 8 x double>,
+  <vscale x 8 x double>,
+  double,
+  <vscale x 8 x i1>,
+  i64);
+
+define <vscale x 8 x double> @intrinsic_vfslide1up_mask_vf_nxv8f64_nxv8f64_f64(<vscale x 8 x double> %0, <vscale x 8 x double> %1, double %2, <vscale x 8 x i1> %3, i64 %4) nounwind {
+entry:
+; CHECK-LABEL: intrinsic_vfslide1up_mask_vf_nxv8f64_nxv8f64_f64
+; CHECK:       vsetvli {{.*}}, {{a[0-9]+}}, e64,m8,ta,mu
+; CHECK:       vfslide1up.vf {{v[0-9]+}}, {{v[0-9]+}}, ft0, v0.t
+  %a = call <vscale x 8 x double> @llvm.riscv.vfslide1up.mask.nxv8f64.f64(
+    <vscale x 8 x double> %0,
+    <vscale x 8 x double> %1,
+    double %2,
+    <vscale x 8 x i1> %3,
+    i64 %4)
+
+  ret <vscale x 8 x double> %a
+}
diff --git a/llvm/test/CodeGen/RISCV/rvv/vslide1down-rv32.ll b/llvm/test/CodeGen/RISCV/rvv/vslide1down-rv32.ll
new file mode 100644
--- /dev/null
+++ b/llvm/test/CodeGen/RISCV/rvv/vslide1down-rv32.ll
@@ -0,0 +1,721 @@
+; RUN: llc -mtriple=riscv32 -mattr=+experimental-v,+f -verify-machineinstrs \
+; RUN:   --riscv-no-aliases < %s | FileCheck %s
+declare <vscale x 1 x i8> @llvm.riscv.vslide1down.nxv1i8.i8(
+  <vscale x 1 x i8>,
+  i8,
+  i32);
+
+define <vscale x 1 x i8> @intrinsic_vslide1down_vx_nxv1i8_nxv1i8_i8(<vscale x 1 x i8> %0, i8 %1, i32 %2) nounwind {
+entry:
+; CHECK-LABEL: intrinsic_vslide1down_vx_nxv1i8_nxv1i8_i8
+; CHECK:       vsetvli {{.*}}, {{a[0-9]+}}, e8,mf8,ta,mu
+; CHECK:       vslide1down.vx {{v[0-9]+}}, {{v[0-9]+}}, {{a[0-9]+}}
+  %a = call <vscale x 1 x i8> @llvm.riscv.vslide1down.nxv1i8.i8(
+    <vscale x 1 x i8> %0,
+    i8 %1,
+    i32 %2)
+
+  ret <vscale x 1 x i8> %a
+}
+
+declare <vscale x 1 x i8> @llvm.riscv.vslide1down.mask.nxv1i8.i8(
+  <vscale x 1 x i8>,
+  <vscale x 1 x i8>,
+  i8,
+  <vscale x 1 x i1>,
+  i32);
+
+define <vscale x 1 x i8> @intrinsic_vslide1down_mask_vx_nxv1i8_nxv1i8_i8(<vscale x 1 x i8> %0, <vscale x 1 x i8> %1, i8 %2, <vscale x 1 x i1> %3, i32 %4) nounwind {
+entry:
+; CHECK-LABEL: intrinsic_vslide1down_mask_vx_nxv1i8_nxv1i8_i8
+; CHECK:       vsetvli {{.*}}, {{a[0-9]+}}, e8,mf8,ta,mu
+; CHECK:       vslide1down.vx {{v[0-9]+}}, {{v[0-9]+}}, {{a[0-9]+}}, v0.t
+  %a = call <vscale x 1 x i8> @llvm.riscv.vslide1down.mask.nxv1i8.i8(
+    <vscale x 1 x i8> %0,
+    <vscale x 1 x i8> %1,
+    i8 %2,
+    <vscale x 1 x i1> %3,
+    i32 %4)
+
+  ret <vscale x 1 x i8> %a
+}
+
+declare <vscale x 2 x i8> @llvm.riscv.vslide1down.nxv2i8.i8(
+  <vscale x 2 x i8>,
+  i8,
+  i32);
+
+define <vscale x 2 x i8> @intrinsic_vslide1down_vx_nxv2i8_nxv2i8_i8(<vscale x 2 x i8> %0, i8 %1, i32 %2) nounwind {
+entry:
+; CHECK-LABEL: intrinsic_vslide1down_vx_nxv2i8_nxv2i8_i8
+; CHECK:       vsetvli {{.*}}, {{a[0-9]+}}, e8,mf4,ta,mu
+; CHECK:       vslide1down.vx {{v[0-9]+}}, {{v[0-9]+}}, {{a[0-9]+}}
+  %a = call <vscale x 2 x i8> @llvm.riscv.vslide1down.nxv2i8.i8(
+    <vscale x 2 x i8> %0,
+    i8 %1,
+    i32 %2)
+
+  ret <vscale x 2 x i8> %a
+}
+
+declare <vscale x 2 x i8> @llvm.riscv.vslide1down.mask.nxv2i8.i8(
+  <vscale x 2 x i8>,
+  <vscale x 2 x i8>,
+  i8,
+  <vscale x 2 x i1>,
+  i32);
+
+define <vscale x 2 x i8> @intrinsic_vslide1down_mask_vx_nxv2i8_nxv2i8_i8(<vscale x 2 x i8> %0, <vscale x 2 x i8> %1, i8 %2, <vscale x 2 x i1> %3, i32 %4) nounwind {
+entry:
+; CHECK-LABEL: intrinsic_vslide1down_mask_vx_nxv2i8_nxv2i8_i8
+; CHECK:       vsetvli {{.*}}, {{a[0-9]+}}, e8,mf4,ta,mu
+; CHECK:       vslide1down.vx {{v[0-9]+}}, {{v[0-9]+}}, {{a[0-9]+}}, v0.t
+  %a = call <vscale x 2 x i8> @llvm.riscv.vslide1down.mask.nxv2i8.i8(
+    <vscale x 2 x i8> %0,
+    <vscale x 2 x i8> %1,
+    i8 %2,
+    <vscale x 2 x i1> %3,
+    i32 %4)
+
+  ret <vscale x 2 x i8> %a
+}
+
+declare <vscale x 4 x i8> @llvm.riscv.vslide1down.nxv4i8.i8(
+  <vscale x 4 x i8>,
+  i8,
+  i32);
+
+define <vscale x 4 x i8> @intrinsic_vslide1down_vx_nxv4i8_nxv4i8_i8(<vscale x 4 x i8> %0, i8 %1, i32 %2) nounwind {
+entry:
+; CHECK-LABEL: intrinsic_vslide1down_vx_nxv4i8_nxv4i8_i8
+; CHECK:       vsetvli {{.*}}, {{a[0-9]+}}, e8,mf2,ta,mu
+; CHECK:       vslide1down.vx {{v[0-9]+}}, {{v[0-9]+}}, {{a[0-9]+}}
+  %a = call <vscale x 4 x i8> @llvm.riscv.vslide1down.nxv4i8.i8(
+    <vscale x 4 x i8> %0,
+    i8 %1,
+    i32 %2)
+
+  ret <vscale x 4 x i8> %a
+}
+
+declare <vscale x 4 x i8> @llvm.riscv.vslide1down.mask.nxv4i8.i8(
+  <vscale x 4 x i8>,
+  <vscale x 4 x i8>,
+  i8,
+  <vscale x 4 x i1>,
+  i32);
+
+define <vscale x 4 x i8> @intrinsic_vslide1down_mask_vx_nxv4i8_nxv4i8_i8(<vscale x 4 x i8> %0, <vscale x 4 x i8> %1, i8 %2, <vscale x 4 x i1> %3, i32 %4) nounwind {
+entry:
+; CHECK-LABEL: intrinsic_vslide1down_mask_vx_nxv4i8_nxv4i8_i8
+; CHECK:       vsetvli {{.*}}, {{a[0-9]+}}, e8,mf2,ta,mu
+; CHECK:       vslide1down.vx {{v[0-9]+}}, {{v[0-9]+}}, {{a[0-9]+}}, v0.t
+  %a = call <vscale x 4 x i8> @llvm.riscv.vslide1down.mask.nxv4i8.i8(
+    <vscale x 4 x i8> %0,
+    <vscale x 4 x i8> %1,
+    i8 %2,
+    <vscale x 4 x i1> %3,
+    i32 %4)
+
+  ret <vscale x 4 x i8> %a
+}
+
+declare <vscale x 8 x i8> @llvm.riscv.vslide1down.nxv8i8.i8(
+  <vscale x 8 x i8>,
+  i8,
+  i32);
+
+define <vscale x 8 x i8> @intrinsic_vslide1down_vx_nxv8i8_nxv8i8_i8(<vscale x 8 x i8> %0, i8 %1, i32 %2) nounwind {
+entry:
+; CHECK-LABEL: intrinsic_vslide1down_vx_nxv8i8_nxv8i8_i8
+; CHECK:       vsetvli {{.*}}, {{a[0-9]+}}, e8,m1,ta,mu
+; CHECK:       vslide1down.vx {{v[0-9]+}}, {{v[0-9]+}}, {{a[0-9]+}}
+  %a = call <vscale x 8 x i8> @llvm.riscv.vslide1down.nxv8i8.i8(
+    <vscale x 8 x i8> %0,
+    i8 %1,
+    i32 %2)
+
+  ret <vscale x 8 x i8> %a
+}
+
+declare <vscale x 8 x i8> @llvm.riscv.vslide1down.mask.nxv8i8.i8(
+  <vscale x 8 x i8>,
+  <vscale x 8 x i8>,
+  i8,
+  <vscale x 8 x i1>,
+  i32);
+
+define <vscale x 8 x i8> @intrinsic_vslide1down_mask_vx_nxv8i8_nxv8i8_i8(<vscale x 8 x i8> %0, <vscale x 8 x i8> %1, i8 %2, <vscale x 8 x i1> %3, i32 %4) nounwind {
+entry:
+; CHECK-LABEL: intrinsic_vslide1down_mask_vx_nxv8i8_nxv8i8_i8
+; CHECK:       vsetvli {{.*}}, {{a[0-9]+}}, e8,m1,ta,mu
+; CHECK:       vslide1down.vx {{v[0-9]+}}, {{v[0-9]+}}, {{a[0-9]+}}, v0.t
+  %a = call <vscale x 8 x i8> @llvm.riscv.vslide1down.mask.nxv8i8.i8(
+    <vscale x 8 x i8> %0,
+    <vscale x 8 x i8> %1,
+    i8 %2,
+    <vscale x 8 x i1> %3,
+    i32 %4)
+
+  ret <vscale x 8 x i8> %a
+}
+
+declare <vscale x 16 x i8> @llvm.riscv.vslide1down.nxv16i8.i8(
+  <vscale x 16 x i8>,
+  i8,
+  i32);
+
+define <vscale x 16 x i8> @intrinsic_vslide1down_vx_nxv16i8_nxv16i8_i8(<vscale x 16 x i8> %0, i8 %1, i32 %2) nounwind {
+entry:
+; CHECK-LABEL: intrinsic_vslide1down_vx_nxv16i8_nxv16i8_i8
+; CHECK:       vsetvli {{.*}}, {{a[0-9]+}}, e8,m2,ta,mu
+; CHECK:       vslide1down.vx {{v[0-9]+}}, {{v[0-9]+}}, {{a[0-9]+}}
+  %a = call <vscale x 16 x i8> @llvm.riscv.vslide1down.nxv16i8.i8(
+    <vscale x 16 x i8> %0,
+    i8 %1,
+    i32 %2)
+
+  ret <vscale x 16 x i8> %a
+}
+
+declare <vscale x 16 x i8> @llvm.riscv.vslide1down.mask.nxv16i8.i8(
+  <vscale x 16 x i8>,
+  <vscale x 16 x i8>,
+  i8,
+  <vscale x 16 x i1>,
+  i32);
+
+define <vscale x 16 x i8> @intrinsic_vslide1down_mask_vx_nxv16i8_nxv16i8_i8(<vscale x 16 x i8> %0, <vscale x 16 x i8> %1, i8 %2, <vscale x 16 x i1> %3, i32 %4) nounwind {
+entry:
+; CHECK-LABEL: intrinsic_vslide1down_mask_vx_nxv16i8_nxv16i8_i8
+; CHECK:       vsetvli {{.*}}, {{a[0-9]+}}, e8,m2,ta,mu
+; CHECK:       vslide1down.vx {{v[0-9]+}}, {{v[0-9]+}}, {{a[0-9]+}}, v0.t
+  %a = call <vscale x 16 x i8> @llvm.riscv.vslide1down.mask.nxv16i8.i8(
+    <vscale x 16 x i8> %0,
+    <vscale x 16 x i8> %1,
+    i8 %2,
+    <vscale x 16 x i1> %3,
+    i32 %4)
+
+  ret <vscale x 16 x i8> %a
+}
+
+declare <vscale x 32 x i8> @llvm.riscv.vslide1down.nxv32i8.i8(
+  <vscale x 32 x i8>,
+  i8,
+  i32);
+
+define <vscale x 32 x i8> @intrinsic_vslide1down_vx_nxv32i8_nxv32i8_i8(<vscale x 32 x i8> %0, i8 %1, i32 %2) nounwind {
+entry:
+; CHECK-LABEL: intrinsic_vslide1down_vx_nxv32i8_nxv32i8_i8
+; CHECK:       vsetvli {{.*}}, {{a[0-9]+}}, e8,m4,ta,mu
+; CHECK:       vslide1down.vx {{v[0-9]+}}, {{v[0-9]+}}, {{a[0-9]+}}
+  %a = call <vscale x 32 x i8> @llvm.riscv.vslide1down.nxv32i8.i8(
+    <vscale x 32 x i8> %0,
+    i8 %1,
+    i32 %2)
+
+  ret <vscale x 32 x i8> %a
+}
+
+declare <vscale x 32 x i8> @llvm.riscv.vslide1down.mask.nxv32i8.i8(
+  <vscale x 32 x i8>,
+  <vscale x 32 x i8>,
+  i8,
+  <vscale x 32 x i1>,
+  i32);
+
+define <vscale x 32 x i8> @intrinsic_vslide1down_mask_vx_nxv32i8_nxv32i8_i8(<vscale x 32 x i8> %0, <vscale x 32 x i8> %1, i8 %2, <vscale x 32 x i1> %3, i32 %4) nounwind {
+entry:
+; CHECK-LABEL: intrinsic_vslide1down_mask_vx_nxv32i8_nxv32i8_i8
+; CHECK:       vsetvli {{.*}}, {{a[0-9]+}}, e8,m4,ta,mu
+; CHECK:       vslide1down.vx {{v[0-9]+}}, {{v[0-9]+}}, {{a[0-9]+}}, v0.t
+  %a = call <vscale x 32 x i8> @llvm.riscv.vslide1down.mask.nxv32i8.i8(
+    <vscale x 32 x i8> %0,
+    <vscale x 32 x i8> %1,
+    i8 %2,
+    <vscale x 32 x i1> %3,
+    i32 %4)
+
+  ret <vscale x 32 x i8> %a
+}
+
+declare <vscale x 64 x i8> @llvm.riscv.vslide1down.nxv64i8.i8(
+  <vscale x 64 x i8>,
+  i8,
+  i32);
+
+define <vscale x 64 x i8> @intrinsic_vslide1down_vx_nxv64i8_nxv64i8_i8(<vscale x 64 x i8> %0, i8 %1, i32 %2) nounwind {
+entry:
+; CHECK-LABEL: intrinsic_vslide1down_vx_nxv64i8_nxv64i8_i8
+; CHECK:       vsetvli {{.*}}, {{a[0-9]+}}, e8,m8,ta,mu
+; CHECK:       vslide1down.vx {{v[0-9]+}}, {{v[0-9]+}}, {{a[0-9]+}}
+  %a = call <vscale x 64 x i8> @llvm.riscv.vslide1down.nxv64i8.i8(
+    <vscale x 64 x i8> %0,
+    i8 %1,
+    i32 %2)
+
+  ret <vscale x 64 x i8> %a
+}
+
+declare <vscale x 64 x i8> @llvm.riscv.vslide1down.mask.nxv64i8.i8(
+  <vscale x 64 x i8>,
+  <vscale x 64 x i8>,
+  i8,
+  <vscale x 64 x i1>,
+  i32);
+
+define <vscale x 64 x i8> @intrinsic_vslide1down_mask_vx_nxv64i8_nxv64i8_i8(<vscale x 64 x i8> %0, <vscale x 64 x i8> %1, i8 %2, <vscale x 64 x i1> %3, i32 %4) nounwind {
+entry:
+; CHECK-LABEL: intrinsic_vslide1down_mask_vx_nxv64i8_nxv64i8_i8
+; CHECK:       vsetvli {{.*}}, {{a[0-9]+}}, e8,m8,ta,mu
+; CHECK:       vslide1down.vx {{v[0-9]+}}, {{v[0-9]+}}, {{a[0-9]+}}, v0.t
+  %a = call <vscale x 64 x i8> @llvm.riscv.vslide1down.mask.nxv64i8.i8(
+    <vscale x 64 x i8> %0,
+    <vscale x 64 x i8> %1,
+    i8 %2,
+    <vscale x 64 x i1> %3,
+    i32 %4)
+
+  ret <vscale x 64 x i8> %a
+}
+
+declare <vscale x 1 x i16> @llvm.riscv.vslide1down.nxv1i16.i16(
+  <vscale x 1 x i16>,
+  i16,
+  i32);
+
+define <vscale x 1 x i16> @intrinsic_vslide1down_vx_nxv1i16_nxv1i16_i16(<vscale x 1 x i16> %0, i16 %1, i32 %2) nounwind {
+entry:
+; CHECK-LABEL: intrinsic_vslide1down_vx_nxv1i16_nxv1i16_i16
+; CHECK:       vsetvli {{.*}}, {{a[0-9]+}}, e16,mf4,ta,mu
+; CHECK:       vslide1down.vx {{v[0-9]+}}, {{v[0-9]+}}, {{a[0-9]+}}
+  %a = call <vscale x 1 x i16> @llvm.riscv.vslide1down.nxv1i16.i16(
+    <vscale x 1 x i16> %0,
+    i16 %1,
+    i32 %2)
+
+  ret <vscale x 1 x i16> %a
+}
+
+declare <vscale x 1 x i16> @llvm.riscv.vslide1down.mask.nxv1i16.i16(
+  <vscale x 1 x i16>,
+  <vscale x 1 x i16>,
+  i16,
+  <vscale x 1 x i1>,
+  i32);
+
+define <vscale x 1 x i16> @intrinsic_vslide1down_mask_vx_nxv1i16_nxv1i16_i16(<vscale x 1 x i16> %0, <vscale x 1 x i16> %1, i16 %2, <vscale x 1 x i1> %3, i32 %4) nounwind {
+entry:
+; CHECK-LABEL: intrinsic_vslide1down_mask_vx_nxv1i16_nxv1i16_i16
+; CHECK:       vsetvli {{.*}}, {{a[0-9]+}}, e16,mf4,ta,mu
+; CHECK:       vslide1down.vx {{v[0-9]+}}, {{v[0-9]+}}, {{a[0-9]+}}, v0.t
+  %a = call <vscale x 1 x i16> @llvm.riscv.vslide1down.mask.nxv1i16.i16(
+    <vscale x 1 x i16> %0,
+    <vscale x 1 x i16> %1,
+    i16 %2,
+    <vscale x 1 x i1> %3,
+    i32 %4)
+
+  ret <vscale x 1 x i16> %a
+}
+
+declare <vscale x 2 x i16> @llvm.riscv.vslide1down.nxv2i16.i16(
+  <vscale x 2 x i16>,
+  i16,
+  i32);
+
+define <vscale x 2 x i16> @intrinsic_vslide1down_vx_nxv2i16_nxv2i16_i16(<vscale x 2 x i16> %0, i16 %1, i32 %2) nounwind {
+entry:
+; CHECK-LABEL: intrinsic_vslide1down_vx_nxv2i16_nxv2i16_i16
+; CHECK:       vsetvli {{.*}}, {{a[0-9]+}}, e16,mf2,ta,mu
+; CHECK:       vslide1down.vx {{v[0-9]+}}, {{v[0-9]+}}, {{a[0-9]+}}
+  %a = call <vscale x 2 x i16> @llvm.riscv.vslide1down.nxv2i16.i16(
+    <vscale x 2 x i16> %0,
+    i16 %1,
+    i32 %2)
+
+  ret <vscale x 2 x i16> %a
+}
+
+declare <vscale x 2 x i16> @llvm.riscv.vslide1down.mask.nxv2i16.i16(
+  <vscale x 2 x i16>,
+  <vscale x 2 x i16>,
+  i16,
+  <vscale x 2 x i1>,
+  i32);
+
+define <vscale x 2 x i16> @intrinsic_vslide1down_mask_vx_nxv2i16_nxv2i16_i16(<vscale x 2 x i16> %0, <vscale x 2 x i16> %1, i16 %2, <vscale x 2 x i1> %3, i32 %4) nounwind {
+entry:
+; CHECK-LABEL: intrinsic_vslide1down_mask_vx_nxv2i16_nxv2i16_i16
+; CHECK:       vsetvli {{.*}}, {{a[0-9]+}}, e16,mf2,ta,mu
+; CHECK:       vslide1down.vx {{v[0-9]+}}, {{v[0-9]+}}, {{a[0-9]+}}, v0.t
+  %a = call <vscale x 2 x i16> @llvm.riscv.vslide1down.mask.nxv2i16.i16(
+    <vscale x 2 x i16> %0,
+    <vscale x 2 x i16> %1,
+    i16 %2,
+    <vscale x 2 x i1> %3,
+    i32 %4)
+
+  ret <vscale x 2 x i16> %a
+}
+
+declare <vscale x 4 x i16> @llvm.riscv.vslide1down.nxv4i16.i16(
+  <vscale x 4 x i16>,
+  i16,
+  i32);
+
+define <vscale x 4 x i16> @intrinsic_vslide1down_vx_nxv4i16_nxv4i16_i16(<vscale x 4 x i16> %0, i16 %1, i32 %2) nounwind {
+entry:
+; CHECK-LABEL: intrinsic_vslide1down_vx_nxv4i16_nxv4i16_i16
+; CHECK:       vsetvli {{.*}}, {{a[0-9]+}}, e16,m1,ta,mu
+; CHECK:       vslide1down.vx {{v[0-9]+}}, {{v[0-9]+}}, {{a[0-9]+}}
+  %a = call <vscale x 4 x i16> @llvm.riscv.vslide1down.nxv4i16.i16(
+    <vscale x 4 x i16> %0,
+    i16 %1,
+    i32 %2)
+
+  ret <vscale x 4 x i16> %a
+}
+
+declare <vscale x 4 x i16> @llvm.riscv.vslide1down.mask.nxv4i16.i16(
+  <vscale x 4 x i16>,
+  <vscale x 4 x i16>,
+  i16,
+  <vscale x 4 x i1>,
+  i32);
+
+define <vscale x 4 x i16> @intrinsic_vslide1down_mask_vx_nxv4i16_nxv4i16_i16(<vscale x 4 x i16> %0, <vscale x 4 x i16> %1, i16 %2, <vscale x 4 x i1> %3, i32 %4) nounwind {
+entry:
+; CHECK-LABEL: intrinsic_vslide1down_mask_vx_nxv4i16_nxv4i16_i16
+; CHECK:       vsetvli {{.*}}, {{a[0-9]+}}, e16,m1,ta,mu
+; CHECK:       vslide1down.vx {{v[0-9]+}}, {{v[0-9]+}}, {{a[0-9]+}}, v0.t
+  %a = call <vscale x 4 x i16> @llvm.riscv.vslide1down.mask.nxv4i16.i16(
+    <vscale x 4 x i16> %0,
+    <vscale x 4 x i16> %1,
+    i16 %2,
+    <vscale x 4 x i1> %3,
+    i32 %4)
+
+  ret <vscale x 4 x i16> %a
+}
+
+declare <vscale x 8 x i16> @llvm.riscv.vslide1down.nxv8i16.i16(
+  <vscale x 8 x i16>,
+  i16,
+  i32);
+
+define <vscale x 8 x i16> @intrinsic_vslide1down_vx_nxv8i16_nxv8i16_i16(<vscale x 8 x i16> %0, i16 %1, i32 %2) nounwind {
+entry:
+; CHECK-LABEL: intrinsic_vslide1down_vx_nxv8i16_nxv8i16_i16
+; CHECK:       vsetvli {{.*}}, {{a[0-9]+}}, e16,m2,ta,mu
+; CHECK:       vslide1down.vx {{v[0-9]+}}, {{v[0-9]+}}, {{a[0-9]+}}
+  %a = call <vscale x 8 x i16> @llvm.riscv.vslide1down.nxv8i16.i16(
+    <vscale x 8 x i16> %0,
+    i16 %1,
+    i32 %2)
+
+  ret <vscale x 8 x i16> %a
+}
+
+declare <vscale x 8 x i16> @llvm.riscv.vslide1down.mask.nxv8i16.i16(
+  <vscale x 8 x i16>,
+  <vscale x 8 x i16>,
+  i16,
+  <vscale x 8 x i1>,
+  i32);
+
+define <vscale x 8 x i16> @intrinsic_vslide1down_mask_vx_nxv8i16_nxv8i16_i16(<vscale x 8 x i16> %0, <vscale x 8 x i16> %1, i16 %2, <vscale x 8 x i1> %3, i32 %4) nounwind {
+entry:
+; CHECK-LABEL: intrinsic_vslide1down_mask_vx_nxv8i16_nxv8i16_i16
+; CHECK:       vsetvli {{.*}}, {{a[0-9]+}}, e16,m2,ta,mu
+; CHECK:       vslide1down.vx {{v[0-9]+}}, {{v[0-9]+}}, {{a[0-9]+}}, v0.t
+  %a = call <vscale x 8 x i16> @llvm.riscv.vslide1down.mask.nxv8i16.i16(
+    <vscale x 8 x i16> %0,
+    <vscale x 8 x i16> %1,
+    i16 %2,
+    <vscale x 8 x i1> %3,
+    i32 %4)
+
+  ret <vscale x 8 x i16> %a
+}
+
+declare <vscale x 16 x i16> @llvm.riscv.vslide1down.nxv16i16.i16(
+  <vscale x 16 x i16>,
+  i16,
+  i32);
+
+define <vscale x 16 x i16> @intrinsic_vslide1down_vx_nxv16i16_nxv16i16_i16(<vscale x 16 x i16> %0, i16 %1, i32 %2) nounwind {
+entry:
+; CHECK-LABEL: intrinsic_vslide1down_vx_nxv16i16_nxv16i16_i16
+; CHECK:       vsetvli {{.*}}, {{a[0-9]+}}, e16,m4,ta,mu
+; CHECK:       vslide1down.vx {{v[0-9]+}}, {{v[0-9]+}}, {{a[0-9]+}}
+  %a = call <vscale x 16 x i16> @llvm.riscv.vslide1down.nxv16i16.i16(
+    <vscale x 16 x i16> %0,
+    i16 %1,
+    i32 %2)
+
+  ret <vscale x 16 x i16> %a
+}
+
+declare <vscale x 16 x i16> @llvm.riscv.vslide1down.mask.nxv16i16.i16(
+  <vscale x 16 x i16>,
+  <vscale x 16 x i16>,
+  i16,
+  <vscale x 16 x i1>,
+  i32);
+
+define <vscale x 16 x i16> @intrinsic_vslide1down_mask_vx_nxv16i16_nxv16i16_i16(<vscale x 16 x i16> %0, <vscale x 16 x i16> %1, i16 %2, <vscale x 16 x i1> %3, i32 %4) nounwind {
+entry:
+; CHECK-LABEL: intrinsic_vslide1down_mask_vx_nxv16i16_nxv16i16_i16
+; CHECK:       vsetvli {{.*}}, {{a[0-9]+}}, e16,m4,ta,mu
+; CHECK:       vslide1down.vx {{v[0-9]+}}, {{v[0-9]+}}, {{a[0-9]+}}, v0.t
+  %a = call <vscale x 16 x i16> @llvm.riscv.vslide1down.mask.nxv16i16.i16(
+    <vscale x 16 x i16> %0,
+    <vscale x 16 x i16> %1,
+    i16 %2,
+    <vscale x 16 x i1> %3,
+    i32 %4)
+
+  ret <vscale x 16 x i16> %a
+}
+
+declare <vscale x 32 x i16> @llvm.riscv.vslide1down.nxv32i16.i16(
+  <vscale x 32 x i16>,
+  i16,
+  i32);
+
+define <vscale x 32 x i16> @intrinsic_vslide1down_vx_nxv32i16_nxv32i16_i16(<vscale x 32 x i16> %0, i16 %1, i32 %2) nounwind {
+entry:
+; CHECK-LABEL: intrinsic_vslide1down_vx_nxv32i16_nxv32i16_i16
+; CHECK:       vsetvli {{.*}}, {{a[0-9]+}}, e16,m8,ta,mu
+; CHECK:       vslide1down.vx {{v[0-9]+}}, {{v[0-9]+}}, {{a[0-9]+}}
+  %a = call <vscale x 32 x i16> @llvm.riscv.vslide1down.nxv32i16.i16(
+    <vscale x 32 x i16> %0,
+    i16 %1,
+    i32 %2)
+
+  ret <vscale x 32 x i16> %a
+}
+
+declare <vscale x 32 x i16> @llvm.riscv.vslide1down.mask.nxv32i16.i16(
+  <vscale x 32 x i16>,
+  <vscale x 32 x i16>,
+  i16,
+  <vscale x 32 x i1>,
+  i32);
+
+define <vscale x 32 x i16> @intrinsic_vslide1down_mask_vx_nxv32i16_nxv32i16_i16(<vscale x 32 x i16> %0, <vscale x 32 x i16> %1, i16 %2, <vscale x 32 x i1> %3, i32 %4) nounwind {
+entry:
+; CHECK-LABEL: intrinsic_vslide1down_mask_vx_nxv32i16_nxv32i16_i16
+; CHECK:       vsetvli {{.*}}, {{a[0-9]+}}, e16,m8,ta,mu
+; CHECK:       vslide1down.vx {{v[0-9]+}}, {{v[0-9]+}}, {{a[0-9]+}}, v0.t
+  %a = call <vscale x 32 x i16> @llvm.riscv.vslide1down.mask.nxv32i16.i16(
+    <vscale x 32 x i16> %0,
+    <vscale x 32 x i16> %1,
+    i16 %2,
+    <vscale x 32 x i1> %3,
+    i32 %4)
+
+  ret <vscale x 32 x i16> %a
+}
+
+declare <vscale x 1 x i32> @llvm.riscv.vslide1down.nxv1i32.i32(
+  <vscale x 1 x i32>,
+  i32,
+  i32);
+
+define <vscale x 1 x i32> @intrinsic_vslide1down_vx_nxv1i32_nxv1i32_i32(<vscale x 1 x i32> %0, i32 %1, i32 %2) nounwind {
+entry:
+; CHECK-LABEL: intrinsic_vslide1down_vx_nxv1i32_nxv1i32_i32
+; CHECK:       vsetvli {{.*}}, {{a[0-9]+}}, e32,mf2,ta,mu
+; CHECK:       vslide1down.vx {{v[0-9]+}}, {{v[0-9]+}}, {{a[0-9]+}}
+  %a = call <vscale x 1 x i32> @llvm.riscv.vslide1down.nxv1i32.i32(
+    <vscale x 1 x i32> %0,
+    i32 %1,
+    i32 %2)
+
+  ret <vscale x 1 x i32> %a
+}
+
+declare <vscale x 1 x i32> @llvm.riscv.vslide1down.mask.nxv1i32.i32(
+  <vscale x 1 x i32>,
+  <vscale x 1 x i32>,
+  i32,
+  <vscale x 1 x i1>,
+  i32);
+
+define <vscale x 1 x i32> @intrinsic_vslide1down_mask_vx_nxv1i32_nxv1i32_i32(<vscale x 1 x i32> %0, <vscale x 1 x i32> %1, i32 %2, <vscale x 1 x i1> %3, i32 %4) nounwind {
+entry:
+; CHECK-LABEL: intrinsic_vslide1down_mask_vx_nxv1i32_nxv1i32_i32
+; CHECK:       vsetvli {{.*}}, {{a[0-9]+}}, e32,mf2,ta,mu
+; CHECK:       vslide1down.vx {{v[0-9]+}}, {{v[0-9]+}}, {{a[0-9]+}}, v0.t
+  %a = call <vscale x 1 x i32> @llvm.riscv.vslide1down.mask.nxv1i32.i32(
+    <vscale x 1 x i32> %0,
+    <vscale x 1 x i32> %1,
+    i32 %2,
+    <vscale x 1 x i1> %3,
+    i32 %4)
+
+  ret <vscale x 1 x i32> %a
+}
+
+declare <vscale x 2 x i32> @llvm.riscv.vslide1down.nxv2i32.i32(
+  <vscale x 2 x i32>,
+  i32,
+  i32);
+
+define <vscale x 2 x i32> @intrinsic_vslide1down_vx_nxv2i32_nxv2i32_i32(<vscale x 2 x i32> %0, i32 %1, i32 %2) nounwind {
+entry:
+; CHECK-LABEL: intrinsic_vslide1down_vx_nxv2i32_nxv2i32_i32
+; CHECK:       vsetvli {{.*}}, {{a[0-9]+}}, e32,m1,ta,mu
+; CHECK:       vslide1down.vx {{v[0-9]+}}, {{v[0-9]+}}, {{a[0-9]+}}
+  %a = call <vscale x 2 x i32> @llvm.riscv.vslide1down.nxv2i32.i32(
+    <vscale x 2 x i32> %0,
+    i32 %1,
+    i32 %2)
+
+  ret <vscale x 2 x i32> %a
+}
+
+declare <vscale x 2 x i32> @llvm.riscv.vslide1down.mask.nxv2i32.i32(
+  <vscale x 2 x i32>,
+  <vscale x 2 x i32>,
+  i32,
+  <vscale x 2 x i1>,
+  i32);
+
+define <vscale x 2 x i32> @intrinsic_vslide1down_mask_vx_nxv2i32_nxv2i32_i32(<vscale x 2 x i32> %0, <vscale x 2 x i32> %1, i32 %2, <vscale x 2 x i1> %3, i32 %4) nounwind {
+entry:
+; CHECK-LABEL: intrinsic_vslide1down_mask_vx_nxv2i32_nxv2i32_i32
+; CHECK:       vsetvli {{.*}}, {{a[0-9]+}}, e32,m1,ta,mu
+; CHECK:       vslide1down.vx {{v[0-9]+}}, {{v[0-9]+}}, {{a[0-9]+}}, v0.t
+  %a = call <vscale x 2 x i32> @llvm.riscv.vslide1down.mask.nxv2i32.i32(
+    <vscale x 2 x i32> %0,
+    <vscale x 2 x i32> %1,
+    i32 %2,
+    <vscale x 2 x i1> %3,
+    i32 %4)
+
+  ret <vscale x 2 x i32> %a
+}
+
+declare <vscale x 4 x i32> @llvm.riscv.vslide1down.nxv4i32.i32(
+  <vscale x 4 x i32>,
+  i32,
+  i32);
+
+define <vscale x 4 x i32> @intrinsic_vslide1down_vx_nxv4i32_nxv4i32_i32(<vscale x 4 x i32> %0, i32 %1, i32 %2) nounwind {
+entry:
+; CHECK-LABEL: intrinsic_vslide1down_vx_nxv4i32_nxv4i32_i32
+; CHECK:       vsetvli {{.*}}, {{a[0-9]+}}, e32,m2,ta,mu
+; CHECK:       vslide1down.vx {{v[0-9]+}}, {{v[0-9]+}}, {{a[0-9]+}}
+  %a = call <vscale x 4 x i32> @llvm.riscv.vslide1down.nxv4i32.i32(
+    <vscale x 4 x i32> %0,
+    i32 %1,
+    i32 %2)
+
+  ret <vscale x 4 x i32> %a
+}
+
+declare <vscale x 4 x i32> @llvm.riscv.vslide1down.mask.nxv4i32.i32(
+  <vscale x 4 x i32>,
+  <vscale x 4 x i32>,
+  i32,
+  <vscale x 4 x i1>,
+  i32);
+
+define <vscale x 4 x i32> @intrinsic_vslide1down_mask_vx_nxv4i32_nxv4i32_i32(<vscale x 4 x i32> %0, <vscale x 4 x i32> %1, i32 %2, <vscale x 4 x i1> %3, i32 %4) nounwind {
+entry:
+; CHECK-LABEL: intrinsic_vslide1down_mask_vx_nxv4i32_nxv4i32_i32
+; CHECK:       vsetvli {{.*}}, {{a[0-9]+}}, e32,m2,ta,mu
+; CHECK:       vslide1down.vx {{v[0-9]+}}, {{v[0-9]+}}, {{a[0-9]+}}, v0.t
+  %a = call <vscale x 4 x i32> @llvm.riscv.vslide1down.mask.nxv4i32.i32(
+    <vscale x 4 x i32> %0,
+    <vscale x 4 x i32> %1,
+    i32 %2,
+    <vscale x 4 x i1> %3,
+    i32 %4)
+
+  ret <vscale x 4 x i32> %a
+}
+
+declare <vscale x 8 x i32> @llvm.riscv.vslide1down.nxv8i32.i32(
+  <vscale x 8 x i32>,
+  i32,
+  i32);
+
+define <vscale x 8 x i32> @intrinsic_vslide1down_vx_nxv8i32_nxv8i32_i32(<vscale x 8 x i32> %0, i32 %1, i32 %2) nounwind {
+entry:
+; CHECK-LABEL: intrinsic_vslide1down_vx_nxv8i32_nxv8i32_i32
+; CHECK:       vsetvli {{.*}}, {{a[0-9]+}}, e32,m4,ta,mu
+; CHECK:       vslide1down.vx {{v[0-9]+}}, {{v[0-9]+}}, {{a[0-9]+}}
+  %a = call <vscale x 8 x i32> @llvm.riscv.vslide1down.nxv8i32.i32(
+    <vscale x 8 x i32> %0,
+    i32 %1,
+    i32 %2)
+
+  ret <vscale x 8 x i32> %a
+}
+
+declare <vscale x 8 x i32> @llvm.riscv.vslide1down.mask.nxv8i32.i32(
+  <vscale x 8 x i32>,
+  <vscale x 8 x i32>,
+  i32,
+  <vscale x 8 x i1>,
+  i32);
+
+define <vscale x 8 x i32> @intrinsic_vslide1down_mask_vx_nxv8i32_nxv8i32_i32(<vscale x 8 x i32> %0, <vscale x 8 x i32> %1, i32 %2, <vscale x 8 x i1> %3, i32 %4) nounwind {
+entry:
+; CHECK-LABEL: intrinsic_vslide1down_mask_vx_nxv8i32_nxv8i32_i32
+; CHECK:       vsetvli {{.*}}, {{a[0-9]+}}, e32,m4,ta,mu
+; CHECK:       vslide1down.vx {{v[0-9]+}}, {{v[0-9]+}}, {{a[0-9]+}}, v0.t
+  %a = call <vscale x 8 x i32> @llvm.riscv.vslide1down.mask.nxv8i32.i32(
+    <vscale x 8 x i32> %0,
+    <vscale x 8 x i32> %1,
+    i32 %2,
+    <vscale x 8 x i1> %3,
+    i32 %4)
+
+  ret <vscale x 8 x i32> %a
+}
+
+declare <vscale x 16 x i32> @llvm.riscv.vslide1down.nxv16i32.i32(
+  <vscale x 16 x i32>,
+  i32,
+  i32);
+
+define <vscale x 16 x i32> @intrinsic_vslide1down_vx_nxv16i32_nxv16i32_i32(<vscale x 16 x i32> %0, i32 %1, i32 %2) nounwind {
+entry:
+; CHECK-LABEL: intrinsic_vslide1down_vx_nxv16i32_nxv16i32_i32
+; CHECK:       vsetvli {{.*}}, {{a[0-9]+}}, e32,m8,ta,mu
+; CHECK:       vslide1down.vx {{v[0-9]+}}, {{v[0-9]+}}, {{a[0-9]+}}
+  %a = call <vscale x 16 x i32> @llvm.riscv.vslide1down.nxv16i32.i32(
+    <vscale x 16 x i32> %0,
+    i32 %1,
+    i32 %2)
+
+  ret <vscale x 16 x i32> %a
+}
+
+declare <vscale x 16 x i32> @llvm.riscv.vslide1down.mask.nxv16i32.i32(
+  <vscale x 16 x i32>,
+  <vscale x 16 x i32>,
+  i32,
+  <vscale x 16 x i1>,
+  i32);
+
+define <vscale x 16 x i32> @intrinsic_vslide1down_mask_vx_nxv16i32_nxv16i32_i32(<vscale x 16 x i32> %0, <vscale x 16 x i32> %1, i32 %2, <vscale x 16 x i1> %3, i32 %4) nounwind {
+entry:
+; CHECK-LABEL: intrinsic_vslide1down_mask_vx_nxv16i32_nxv16i32_i32
+; CHECK:       vsetvli {{.*}}, {{a[0-9]+}}, e32,m8,ta,mu
+; CHECK:       vslide1down.vx {{v[0-9]+}}, {{v[0-9]+}}, {{a[0-9]+}}, v0.t
+  %a = call <vscale x 16 x i32> @llvm.riscv.vslide1down.mask.nxv16i32.i32(
+    <vscale x 16 x i32> %0,
+    <vscale x 16 x i32> %1,
+    i32 %2,
+    <vscale x 16 x i1> %3,
+    i32 %4)
+
+  ret <vscale x 16 x i32> %a
+}
diff --git a/llvm/test/CodeGen/RISCV/rvv/vslide1down-rv64.ll b/llvm/test/CodeGen/RISCV/rvv/vslide1down-rv64.ll
new file mode 100644
--- /dev/null
+++ b/llvm/test/CodeGen/RISCV/rvv/vslide1down-rv64.ll
@@ -0,0 +1,881 @@
+; RUN: llc -mtriple=riscv64 -mattr=+experimental-v,+d -verify-machineinstrs \
+; RUN:   --riscv-no-aliases < %s | FileCheck %s
+declare <vscale x 1 x i8> @llvm.riscv.vslide1down.nxv1i8.i8(
+  <vscale x 1 x i8>,
+  i8,
+  i64);
+
+define <vscale x 1 x i8> @intrinsic_vslide1down_vx_nxv1i8_nxv1i8_i8(<vscale x 1 x i8> %0, i8 %1, i64 %2) nounwind {
+entry:
+; CHECK-LABEL: intrinsic_vslide1down_vx_nxv1i8_nxv1i8_i8
+; CHECK:       vsetvli {{.*}}, {{a[0-9]+}}, e8,mf8,ta,mu
+; CHECK:       vslide1down.vx {{v[0-9]+}}, {{v[0-9]+}}, {{a[0-9]+}}
+  %a = call <vscale x 1 x i8> @llvm.riscv.vslide1down.nxv1i8.i8(
+    <vscale x 1 x i8> %0,
+    i8 %1,
+    i64 %2)
+
+  ret <vscale x 1 x i8> %a
+}
+
+declare <vscale x 1 x i8> @llvm.riscv.vslide1down.mask.nxv1i8.i8(
+  <vscale x 1 x i8>,
+  <vscale x 1 x i8>,
+  i8,
+  <vscale x 1 x i1>,
+  i64);
+
+define <vscale x 1 x i8> @intrinsic_vslide1down_mask_vx_nxv1i8_nxv1i8_i8(<vscale x 1 x i8> %0, <vscale x 1 x i8> %1, i8 %2, <vscale x 1 x i1> %3, i64 %4) nounwind {
+entry:
+; CHECK-LABEL: intrinsic_vslide1down_mask_vx_nxv1i8_nxv1i8_i8
+; CHECK:       vsetvli {{.*}}, {{a[0-9]+}}, e8,mf8,ta,mu
+; CHECK:       vslide1down.vx {{v[0-9]+}}, {{v[0-9]+}}, {{a[0-9]+}}, v0.t
+  %a = call <vscale x 1 x i8> @llvm.riscv.vslide1down.mask.nxv1i8.i8(
+    <vscale x 1 x i8> %0,
+    <vscale x 1 x i8> %1,
+    i8 %2,
+    <vscale x 1 x i1> %3,
+    i64 %4)
+
+  ret <vscale x 1 x i8> %a
+}
+
+declare <vscale x 2 x i8> @llvm.riscv.vslide1down.nxv2i8.i8(
+  <vscale x 2 x i8>,
+  i8,
+  i64);
+
+define <vscale x 2 x i8> @intrinsic_vslide1down_vx_nxv2i8_nxv2i8_i8(<vscale x 2 x i8> %0, i8 %1, i64 %2) nounwind {
+entry:
+; CHECK-LABEL: intrinsic_vslide1down_vx_nxv2i8_nxv2i8_i8
+; CHECK:       vsetvli {{.*}}, {{a[0-9]+}}, e8,mf4,ta,mu
+; CHECK:       vslide1down.vx {{v[0-9]+}}, {{v[0-9]+}}, {{a[0-9]+}}
+  %a = call <vscale x 2 x i8> @llvm.riscv.vslide1down.nxv2i8.i8(
+    <vscale x 2 x i8> %0,
+    i8 %1,
+    i64 %2)
+
+  ret <vscale x 2 x i8> %a
+}
+
+declare <vscale x 2 x i8> @llvm.riscv.vslide1down.mask.nxv2i8.i8(
+  <vscale x 2 x i8>,
+  <vscale x 2 x i8>,
+  i8,
+  <vscale x 2 x i1>,
+  i64);
+
+define <vscale x 2 x i8> @intrinsic_vslide1down_mask_vx_nxv2i8_nxv2i8_i8(<vscale x 2 x i8> %0, <vscale x 2 x i8> %1, i8 %2, <vscale x 2 x i1> %3, i64 %4) nounwind {
+entry:
+; CHECK-LABEL: intrinsic_vslide1down_mask_vx_nxv2i8_nxv2i8_i8
+; CHECK:       vsetvli {{.*}}, {{a[0-9]+}}, e8,mf4,ta,mu
+; CHECK:       vslide1down.vx {{v[0-9]+}}, {{v[0-9]+}}, {{a[0-9]+}}, v0.t
+  %a = call <vscale x 2 x i8> @llvm.riscv.vslide1down.mask.nxv2i8.i8(
+    <vscale x 2 x i8> %0,
+    <vscale x 2 x i8> %1,
+    i8 %2,
+    <vscale x 2 x i1> %3,
+    i64 %4)
+
+  ret <vscale x 2 x i8> %a
+}
+
+declare <vscale x 4 x i8> @llvm.riscv.vslide1down.nxv4i8.i8(
+  <vscale x 4 x i8>,
+  i8,
+  i64);
+
+define <vscale x 4 x i8> @intrinsic_vslide1down_vx_nxv4i8_nxv4i8_i8(<vscale x 4 x i8> %0, i8 %1, i64 %2) nounwind {
+entry:
+; CHECK-LABEL: intrinsic_vslide1down_vx_nxv4i8_nxv4i8_i8
+; CHECK:       vsetvli {{.*}}, {{a[0-9]+}}, e8,mf2,ta,mu
+; CHECK:       vslide1down.vx {{v[0-9]+}}, {{v[0-9]+}}, {{a[0-9]+}}
+  %a = call <vscale x 4 x i8> @llvm.riscv.vslide1down.nxv4i8.i8(
+    <vscale x 4 x i8> %0,
+    i8 %1,
+    i64 %2)
+
+  ret <vscale x 4 x i8> %a
+}
+
+declare <vscale x 4 x i8> @llvm.riscv.vslide1down.mask.nxv4i8.i8(
+  <vscale x 4 x i8>,
+  <vscale x 4 x i8>,
+  i8,
+  <vscale x 4 x i1>,
+  i64);
+
+define <vscale x 4 x i8> @intrinsic_vslide1down_mask_vx_nxv4i8_nxv4i8_i8(<vscale x 4 x i8> %0, <vscale x 4 x i8> %1, i8 %2, <vscale x 4 x i1> %3, i64 %4) nounwind {
+entry:
+; CHECK-LABEL: intrinsic_vslide1down_mask_vx_nxv4i8_nxv4i8_i8
+; CHECK:       vsetvli {{.*}}, {{a[0-9]+}}, e8,mf2,ta,mu
+; CHECK:       vslide1down.vx {{v[0-9]+}}, {{v[0-9]+}}, {{a[0-9]+}}, v0.t
+  %a = call <vscale x 4 x i8> @llvm.riscv.vslide1down.mask.nxv4i8.i8(
+    <vscale x 4 x i8> %0,
+    <vscale x 4 x i8> %1,
+    i8 %2,
+    <vscale x 4 x i1> %3,
+    i64 %4)
+
+  ret <vscale x 4 x i8> %a
+}
+
+declare <vscale x 8 x i8> @llvm.riscv.vslide1down.nxv8i8.i8(
+  <vscale x 8 x i8>,
+  i8,
+  i64);
+
+define <vscale x 8 x i8> @intrinsic_vslide1down_vx_nxv8i8_nxv8i8_i8(<vscale x 8 x i8> %0, i8 %1, i64 %2) nounwind {
+entry:
+; CHECK-LABEL: intrinsic_vslide1down_vx_nxv8i8_nxv8i8_i8
+; CHECK:       vsetvli {{.*}}, {{a[0-9]+}}, e8,m1,ta,mu
+; CHECK:       vslide1down.vx {{v[0-9]+}}, {{v[0-9]+}}, {{a[0-9]+}}
+  %a = call <vscale x 8 x i8> @llvm.riscv.vslide1down.nxv8i8.i8(
+    <vscale x 8 x i8> %0,
+    i8 %1,
+    i64 %2)
+
+  ret <vscale x 8 x i8> %a
+}
+
+declare <vscale x 8 x i8> @llvm.riscv.vslide1down.mask.nxv8i8.i8(
+  <vscale x 8 x i8>,
+  <vscale x 8 x i8>,
+  i8,
+  <vscale x 8 x i1>,
+  i64);
+
+define <vscale x 8 x i8> @intrinsic_vslide1down_mask_vx_nxv8i8_nxv8i8_i8(<vscale x 8 x i8> %0, <vscale x 8 x i8> %1, i8 %2, <vscale x 8 x i1> %3, i64 %4) nounwind {
+entry:
+; CHECK-LABEL: intrinsic_vslide1down_mask_vx_nxv8i8_nxv8i8_i8
+; CHECK:       vsetvli {{.*}}, {{a[0-9]+}}, e8,m1,ta,mu
+; CHECK:       vslide1down.vx {{v[0-9]+}}, {{v[0-9]+}}, {{a[0-9]+}}, v0.t
+  %a = call <vscale x 8 x i8> @llvm.riscv.vslide1down.mask.nxv8i8.i8(
+    <vscale x 8 x i8> %0,
+    <vscale x 8 x i8> %1,
+    i8 %2,
+    <vscale x 8 x i1> %3,
+    i64 %4)
+
+  ret <vscale x 8 x i8> %a
+}
+
+declare <vscale x 16 x i8> @llvm.riscv.vslide1down.nxv16i8.i8(
+  <vscale x 16 x i8>,
+  i8,
+  i64);
+
+define <vscale x 16 x i8> @intrinsic_vslide1down_vx_nxv16i8_nxv16i8_i8(<vscale x 16 x i8> %0, i8 %1, i64 %2) nounwind {
+entry:
+; CHECK-LABEL: intrinsic_vslide1down_vx_nxv16i8_nxv16i8_i8
+; CHECK:       vsetvli {{.*}}, {{a[0-9]+}}, e8,m2,ta,mu
+; CHECK:       vslide1down.vx {{v[0-9]+}}, {{v[0-9]+}}, {{a[0-9]+}}
+  %a = call <vscale x 16 x i8> @llvm.riscv.vslide1down.nxv16i8.i8(
+    <vscale x 16 x i8> %0,
+    i8 %1,
+    i64 %2)
+
+  ret <vscale x 16 x i8> %a
+}
+
+declare <vscale x 16 x i8> @llvm.riscv.vslide1down.mask.nxv16i8.i8(
+  <vscale x 16 x i8>,
+  <vscale x 16 x i8>,
+  i8,
+  <vscale x 16 x i1>,
+  i64);
+
+define <vscale x 16 x i8> @intrinsic_vslide1down_mask_vx_nxv16i8_nxv16i8_i8(<vscale x 16 x i8> %0, <vscale x 16 x i8> %1, i8 %2, <vscale x 16 x i1> %3, i64 %4) nounwind {
+entry:
+; CHECK-LABEL: intrinsic_vslide1down_mask_vx_nxv16i8_nxv16i8_i8
+; CHECK:       vsetvli {{.*}}, {{a[0-9]+}}, e8,m2,ta,mu
+; CHECK:       vslide1down.vx {{v[0-9]+}}, {{v[0-9]+}}, {{a[0-9]+}}, v0.t
+  %a = call <vscale x 16 x i8> @llvm.riscv.vslide1down.mask.nxv16i8.i8(
+    <vscale x 16 x i8> %0,
+    <vscale x 16 x i8> %1,
+    i8 %2,
+    <vscale x 16 x i1> %3,
+    i64 %4)
+
+  ret <vscale x 16 x i8> %a
+}
+
+declare <vscale x 32 x i8> @llvm.riscv.vslide1down.nxv32i8.i8(
+  <vscale x 32 x i8>,
+  i8,
+  i64);
+
+define <vscale x 32 x i8> @intrinsic_vslide1down_vx_nxv32i8_nxv32i8_i8(<vscale x 32 x i8> %0, i8 %1, i64 %2) nounwind {
+entry:
+; CHECK-LABEL: intrinsic_vslide1down_vx_nxv32i8_nxv32i8_i8
+; CHECK:       vsetvli {{.*}}, {{a[0-9]+}}, e8,m4,ta,mu
+; CHECK:       vslide1down.vx {{v[0-9]+}}, {{v[0-9]+}}, {{a[0-9]+}}
+  %a = call <vscale x 32 x i8> @llvm.riscv.vslide1down.nxv32i8.i8(
+    <vscale x 32 x i8> %0,
+    i8 %1,
+    i64 %2)
+
+  ret <vscale x 32 x i8> %a
+}
+
+declare <vscale x 32 x i8> @llvm.riscv.vslide1down.mask.nxv32i8.i8(
+  <vscale x 32 x i8>,
+  <vscale x 32 x i8>,
+  i8,
+  <vscale x 32 x i1>,
+  i64);
+
+define <vscale x 32 x i8> @intrinsic_vslide1down_mask_vx_nxv32i8_nxv32i8_i8(<vscale x 32 x i8> %0, <vscale x 32 x i8> %1, i8 %2, <vscale x 32 x i1> %3, i64 %4) nounwind {
+entry:
+; CHECK-LABEL: intrinsic_vslide1down_mask_vx_nxv32i8_nxv32i8_i8
+; CHECK:       vsetvli {{.*}}, {{a[0-9]+}}, e8,m4,ta,mu
+; CHECK:       vslide1down.vx {{v[0-9]+}}, {{v[0-9]+}}, {{a[0-9]+}}, v0.t
+  %a = call <vscale x 32 x i8> @llvm.riscv.vslide1down.mask.nxv32i8.i8(
+    <vscale x 32 x i8> %0,
+    <vscale x 32 x i8> %1,
+    i8 %2,
+    <vscale x 32 x i1> %3,
+    i64 %4)
+
+  ret <vscale x 32 x i8> %a
+}
+
+declare <vscale x 64 x i8> @llvm.riscv.vslide1down.nxv64i8.i8(
+  <vscale x 64 x i8>,
+  i8,
+  i64);
+
+define <vscale x 64 x i8> @intrinsic_vslide1down_vx_nxv64i8_nxv64i8_i8(<vscale x 64 x i8> %0, i8 %1, i64 %2) nounwind {
+entry:
+; CHECK-LABEL: intrinsic_vslide1down_vx_nxv64i8_nxv64i8_i8
+; CHECK:       vsetvli {{.*}}, {{a[0-9]+}}, e8,m8,ta,mu
+; CHECK:       vslide1down.vx {{v[0-9]+}}, {{v[0-9]+}}, {{a[0-9]+}}
+  %a = call <vscale x 64 x i8> @llvm.riscv.vslide1down.nxv64i8.i8(
+    <vscale x 64 x i8> %0,
+    i8 %1,
+    i64 %2)
+
+  ret <vscale x 64 x i8> %a
+}
+
+declare <vscale x 64 x i8> @llvm.riscv.vslide1down.mask.nxv64i8.i8(
+  <vscale x 64 x i8>,
+  <vscale x 64 x i8>,
+  i8,
+  <vscale x 64 x i1>,
+  i64);
+
+define <vscale x 64 x i8> @intrinsic_vslide1down_mask_vx_nxv64i8_nxv64i8_i8(<vscale x 64 x i8> %0, <vscale x 64 x i8> %1, i8 %2, <vscale x 64 x i1> %3, i64 %4) nounwind {
+entry:
+; CHECK-LABEL: intrinsic_vslide1down_mask_vx_nxv64i8_nxv64i8_i8
+; CHECK:       vsetvli {{.*}}, {{a[0-9]+}}, e8,m8,ta,mu
+; CHECK:       vslide1down.vx {{v[0-9]+}}, {{v[0-9]+}}, {{a[0-9]+}}, v0.t
+  %a = call <vscale x 64 x i8> @llvm.riscv.vslide1down.mask.nxv64i8.i8(
+    <vscale x 64 x i8> %0,
+    <vscale x 64 x i8> %1,
+    i8 %2,
+    <vscale x 64 x i1> %3,
+    i64 %4)
+
+  ret <vscale x 64 x i8> %a
+}
+
+declare <vscale x 1 x i16> @llvm.riscv.vslide1down.nxv1i16.i16(
+  <vscale x 1 x i16>,
+  i16,
+  i64);
+
+define <vscale x 1 x i16> @intrinsic_vslide1down_vx_nxv1i16_nxv1i16_i16(<vscale x 1 x i16> %0, i16 %1, i64 %2) nounwind {
+entry:
+; CHECK-LABEL: intrinsic_vslide1down_vx_nxv1i16_nxv1i16_i16
+; CHECK:       vsetvli {{.*}}, {{a[0-9]+}}, e16,mf4,ta,mu
+; CHECK:       vslide1down.vx {{v[0-9]+}}, {{v[0-9]+}}, {{a[0-9]+}}
+  %a = call <vscale x 1 x i16> @llvm.riscv.vslide1down.nxv1i16.i16(
+    <vscale x 1 x i16> %0,
+    i16 %1,
+    i64 %2)
+
+  ret <vscale x 1 x i16> %a
+}
+
+declare <vscale x 1 x i16> @llvm.riscv.vslide1down.mask.nxv1i16.i16(
+  <vscale x 1 x i16>,
+  <vscale x 1 x i16>,
+  i16,
+  <vscale x 1 x i1>,
+  i64);
+
+define <vscale x 1 x i16> @intrinsic_vslide1down_mask_vx_nxv1i16_nxv1i16_i16(<vscale x 1 x i16> %0, <vscale x 1 x i16> %1, i16 %2, <vscale x 1 x i1> %3, i64 %4) nounwind {
+entry:
+; CHECK-LABEL: intrinsic_vslide1down_mask_vx_nxv1i16_nxv1i16_i16
+; CHECK:       vsetvli {{.*}}, {{a[0-9]+}}, e16,mf4,ta,mu
+; CHECK:       vslide1down.vx {{v[0-9]+}}, {{v[0-9]+}}, {{a[0-9]+}}, v0.t
+  %a = call <vscale x 1 x i16> @llvm.riscv.vslide1down.mask.nxv1i16.i16(
+    <vscale x 1 x i16> %0,
+    <vscale x 1 x i16> %1,
+    i16 %2,
+    <vscale x 1 x i1> %3,
+    i64 %4)
+
+  ret <vscale x 1 x i16> %a
+}
+
+declare <vscale x 2 x i16> @llvm.riscv.vslide1down.nxv2i16.i16(
+  <vscale x 2 x i16>,
+  i16,
+  i64);
+
+define <vscale x 2 x i16> @intrinsic_vslide1down_vx_nxv2i16_nxv2i16_i16(<vscale x 2 x i16> %0, i16 %1, i64 %2) nounwind {
+entry:
+; CHECK-LABEL: intrinsic_vslide1down_vx_nxv2i16_nxv2i16_i16
+; CHECK:       vsetvli {{.*}}, {{a[0-9]+}}, e16,mf2,ta,mu
+; CHECK:       vslide1down.vx {{v[0-9]+}}, {{v[0-9]+}}, {{a[0-9]+}}
+  %a = call <vscale x 2 x i16> @llvm.riscv.vslide1down.nxv2i16.i16(
+    <vscale x 2 x i16> %0,
+    i16 %1,
+    i64 %2)
+
+  ret <vscale x 2 x i16> %a
+}
+
+declare <vscale x 2 x i16> @llvm.riscv.vslide1down.mask.nxv2i16.i16(
+  <vscale x 2 x i16>,
+  <vscale x 2 x i16>,
+  i16,
+  <vscale x 2 x i1>,
+  i64);
+
+define <vscale x 2 x i16> @intrinsic_vslide1down_mask_vx_nxv2i16_nxv2i16_i16(<vscale x 2 x i16> %0, <vscale x 2 x i16> %1, i16 %2, <vscale x 2 x i1> %3, i64 %4) nounwind {
+entry:
+; CHECK-LABEL: intrinsic_vslide1down_mask_vx_nxv2i16_nxv2i16_i16
+; CHECK:       vsetvli {{.*}}, {{a[0-9]+}}, e16,mf2,ta,mu
+; CHECK:       vslide1down.vx {{v[0-9]+}}, {{v[0-9]+}}, {{a[0-9]+}}, v0.t
+  %a = call <vscale x 2 x i16> @llvm.riscv.vslide1down.mask.nxv2i16.i16(
+    <vscale x 2 x i16> %0,
+    <vscale x 2 x i16> %1,
+    i16 %2,
+    <vscale x 2 x i1> %3,
+    i64 %4)
+
+  ret <vscale x 2 x i16> %a
+}
+
+declare <vscale x 4 x i16> @llvm.riscv.vslide1down.nxv4i16.i16(
+  <vscale x 4 x i16>,
+  i16,
+  i64);
+
+define <vscale x 4 x i16> @intrinsic_vslide1down_vx_nxv4i16_nxv4i16_i16(<vscale x 4 x i16> %0, i16 %1, i64 %2) nounwind {
+entry:
+; CHECK-LABEL: intrinsic_vslide1down_vx_nxv4i16_nxv4i16_i16
+; CHECK:       vsetvli {{.*}}, {{a[0-9]+}}, e16,m1,ta,mu
+; CHECK:       vslide1down.vx {{v[0-9]+}}, {{v[0-9]+}}, {{a[0-9]+}}
+  %a = call <vscale x 4 x i16> @llvm.riscv.vslide1down.nxv4i16.i16(
+    <vscale x 4 x i16> %0,
+    i16 %1,
+    i64 %2)
+
+  ret <vscale x 4 x i16> %a
+}
+
+declare <vscale x 4 x i16> @llvm.riscv.vslide1down.mask.nxv4i16.i16(
+  <vscale x 4 x i16>,
+  <vscale x 4 x i16>,
+  i16,
+  <vscale x 4 x i1>,
+  i64);
+
+define <vscale x 4 x i16> @intrinsic_vslide1down_mask_vx_nxv4i16_nxv4i16_i16(<vscale x 4 x i16> %0, <vscale x 4 x i16> %1, i16 %2, <vscale x 4 x i1> %3, i64 %4) nounwind {
+entry:
+; CHECK-LABEL: intrinsic_vslide1down_mask_vx_nxv4i16_nxv4i16_i16
+; CHECK:       vsetvli {{.*}}, {{a[0-9]+}}, e16,m1,ta,mu
+; CHECK:       vslide1down.vx {{v[0-9]+}}, {{v[0-9]+}}, {{a[0-9]+}}, v0.t
+  %a = call <vscale x 4 x i16> @llvm.riscv.vslide1down.mask.nxv4i16.i16(
+    <vscale x 4 x i16> %0,
+    <vscale x 4 x i16> %1,
+    i16 %2,
+    <vscale x 4 x i1> %3,
+    i64 %4)
+
+  ret <vscale x 4 x i16> %a
+}
+
+declare <vscale x 8 x i16> @llvm.riscv.vslide1down.nxv8i16.i16(
+  <vscale x 8 x i16>,
+  i16,
+  i64);
+
+define <vscale x 8 x i16> @intrinsic_vslide1down_vx_nxv8i16_nxv8i16_i16(<vscale x 8 x i16> %0, i16 %1, i64 %2) nounwind {
+entry:
+; CHECK-LABEL: intrinsic_vslide1down_vx_nxv8i16_nxv8i16_i16
+; CHECK:       vsetvli {{.*}}, {{a[0-9]+}}, e16,m2,ta,mu
+; CHECK:       vslide1down.vx {{v[0-9]+}}, {{v[0-9]+}}, {{a[0-9]+}}
+  %a = call <vscale x 8 x i16> @llvm.riscv.vslide1down.nxv8i16.i16(
+    <vscale x 8 x i16> %0,
+    i16 %1,
+    i64 %2)
+
+  ret <vscale x 8 x i16> %a
+}
+
+declare <vscale x 8 x i16> @llvm.riscv.vslide1down.mask.nxv8i16.i16(
+  <vscale x 8 x i16>,
+  <vscale x 8 x i16>,
+  i16,
+  <vscale x 8 x i1>,
+  i64);
+
+define <vscale x 8 x i16> @intrinsic_vslide1down_mask_vx_nxv8i16_nxv8i16_i16(<vscale x 8 x i16> %0, <vscale x 8 x i16> %1, i16 %2, <vscale x 8 x i1> %3, i64 %4) nounwind {
+entry:
+; CHECK-LABEL: intrinsic_vslide1down_mask_vx_nxv8i16_nxv8i16_i16
+; CHECK:       vsetvli {{.*}}, {{a[0-9]+}}, e16,m2,ta,mu
+; CHECK:       vslide1down.vx {{v[0-9]+}}, {{v[0-9]+}}, {{a[0-9]+}}, v0.t
+  %a = call <vscale x 8 x i16> @llvm.riscv.vslide1down.mask.nxv8i16.i16(
+    <vscale x 8 x i16> %0,
+    <vscale x 8 x i16> %1,
+    i16 %2,
+    <vscale x 8 x i1> %3,
+    i64 %4)
+
+  ret <vscale x 8 x i16> %a
+}
+
+declare <vscale x 16 x i16> @llvm.riscv.vslide1down.nxv16i16.i16(
+  <vscale x 16 x i16>,
+  i16,
+  i64);
+
+define <vscale x 16 x i16> @intrinsic_vslide1down_vx_nxv16i16_nxv16i16_i16(<vscale x 16 x i16> %0, i16 %1, i64 %2) nounwind {
+entry:
+; CHECK-LABEL: intrinsic_vslide1down_vx_nxv16i16_nxv16i16_i16
+; CHECK:       vsetvli {{.*}}, {{a[0-9]+}}, e16,m4,ta,mu
+; CHECK:       vslide1down.vx {{v[0-9]+}}, {{v[0-9]+}}, {{a[0-9]+}}
+  %a = call <vscale x 16 x i16> @llvm.riscv.vslide1down.nxv16i16.i16(
+    <vscale x 16 x i16> %0,
+    i16 %1,
+    i64 %2)
+
+  ret <vscale x 16 x i16> %a
+}
+
+declare <vscale x 16 x i16> @llvm.riscv.vslide1down.mask.nxv16i16.i16(
+  <vscale x 16 x i16>,
+  <vscale x 16 x i16>,
+  i16,
+  <vscale x 16 x i1>,
+  i64);
+
+define <vscale x 16 x i16> @intrinsic_vslide1down_mask_vx_nxv16i16_nxv16i16_i16(<vscale x 16 x i16> %0, <vscale x 16 x i16> %1, i16 %2, <vscale x 16 x i1> %3, i64 %4) nounwind {
+entry:
+; CHECK-LABEL: intrinsic_vslide1down_mask_vx_nxv16i16_nxv16i16_i16
+; CHECK:       vsetvli {{.*}}, {{a[0-9]+}}, e16,m4,ta,mu
+; CHECK:       vslide1down.vx {{v[0-9]+}}, {{v[0-9]+}}, {{a[0-9]+}}, v0.t
+  %a = call <vscale x 16 x i16> @llvm.riscv.vslide1down.mask.nxv16i16.i16(
+    <vscale x 16 x i16> %0,
+    <vscale x 16 x i16> %1,
+    i16 %2,
+    <vscale x 16 x i1> %3,
+    i64 %4)
+
+  ret <vscale x 16 x i16> %a
+}
+
+declare <vscale x 32 x i16> @llvm.riscv.vslide1down.nxv32i16.i16(
+  <vscale x 32 x i16>,
+  i16,
+  i64);
+
+define <vscale x 32 x i16> @intrinsic_vslide1down_vx_nxv32i16_nxv32i16_i16(<vscale x 32 x i16> %0, i16 %1, i64 %2) nounwind {
+entry:
+; CHECK-LABEL: intrinsic_vslide1down_vx_nxv32i16_nxv32i16_i16
+; CHECK:       vsetvli {{.*}}, {{a[0-9]+}}, e16,m8,ta,mu
+; CHECK:       vslide1down.vx {{v[0-9]+}}, {{v[0-9]+}}, {{a[0-9]+}}
+  %a = call <vscale x 32 x i16> @llvm.riscv.vslide1down.nxv32i16.i16(
+    <vscale x 32 x i16> %0,
+    i16 %1,
+    i64 %2)
+
+  ret <vscale x 32 x i16> %a
+}
+
+declare <vscale x 32 x i16> @llvm.riscv.vslide1down.mask.nxv32i16.i16(
+  <vscale x 32 x i16>,
+  <vscale x 32 x i16>,
+  i16,
+  <vscale x 32 x i1>,
+  i64);
+
+define <vscale x 32 x i16> @intrinsic_vslide1down_mask_vx_nxv32i16_nxv32i16_i16(<vscale x 32 x i16> %0, <vscale x 32 x i16> %1, i16 %2, <vscale x 32 x i1> %3, i64 %4) nounwind {
+entry:
+; CHECK-LABEL: intrinsic_vslide1down_mask_vx_nxv32i16_nxv32i16_i16
+; CHECK:       vsetvli {{.*}}, {{a[0-9]+}}, e16,m8,ta,mu
+; CHECK:       vslide1down.vx {{v[0-9]+}}, {{v[0-9]+}}, {{a[0-9]+}}, v0.t
+  %a = call <vscale x 32 x i16> @llvm.riscv.vslide1down.mask.nxv32i16.i16(
+    <vscale x 32 x i16> %0,
+    <vscale x 32 x i16> %1,
+    i16 %2,
+    <vscale x 32 x i1> %3,
+    i64 %4)
+
+  ret <vscale x 32 x i16> %a
+}
+
+declare <vscale x 1 x i32> @llvm.riscv.vslide1down.nxv1i32.i32(
+  <vscale x 1 x i32>,
+  i32,
+  i64);
+
+define <vscale x 1 x i32> @intrinsic_vslide1down_vx_nxv1i32_nxv1i32_i32(<vscale x 1 x i32> %0, i32 %1, i64 %2) nounwind {
+entry:
+; CHECK-LABEL: intrinsic_vslide1down_vx_nxv1i32_nxv1i32_i32
+; CHECK:       vsetvli {{.*}}, {{a[0-9]+}}, e32,mf2,ta,mu
+; CHECK:       vslide1down.vx {{v[0-9]+}}, {{v[0-9]+}}, {{a[0-9]+}}
+  %a = call <vscale x 1 x i32> @llvm.riscv.vslide1down.nxv1i32.i32(
+    <vscale x 1 x i32> %0,
+    i32 %1,
+    i64 %2)
+
+  ret <vscale x 1 x i32> %a
+}
+
+declare <vscale x 1 x i32> @llvm.riscv.vslide1down.mask.nxv1i32.i32(
+  <vscale x 1 x i32>,
+  <vscale x 1 x i32>,
+  i32,
+  <vscale x 1 x i1>,
+  i64);
+
+define <vscale x 1 x i32> @intrinsic_vslide1down_mask_vx_nxv1i32_nxv1i32_i32(<vscale x 1 x i32> %0, <vscale x 1 x i32> %1, i32 %2, <vscale x 1 x i1> %3, i64 %4) nounwind {
+entry:
+; CHECK-LABEL: intrinsic_vslide1down_mask_vx_nxv1i32_nxv1i32_i32
+; CHECK:       vsetvli {{.*}}, {{a[0-9]+}}, e32,mf2,ta,mu
+; CHECK:       vslide1down.vx {{v[0-9]+}}, {{v[0-9]+}}, {{a[0-9]+}}, v0.t
+  %a = call <vscale x 1 x i32> @llvm.riscv.vslide1down.mask.nxv1i32.i32(
+    <vscale x 1 x i32> %0,
+    <vscale x 1 x i32> %1,
+    i32 %2,
+    <vscale x 1 x i1> %3,
+    i64 %4)
+
+  ret <vscale x 1 x i32> %a
+}
+
+declare <vscale x 2 x i32> @llvm.riscv.vslide1down.nxv2i32.i32(
+  <vscale x 2 x i32>,
+  i32,
+  i64);
+
+define <vscale x 2 x i32> @intrinsic_vslide1down_vx_nxv2i32_nxv2i32_i32(<vscale x 2 x i32> %0, i32 %1, i64 %2) nounwind {
+entry:
+; CHECK-LABEL: intrinsic_vslide1down_vx_nxv2i32_nxv2i32_i32
+; CHECK:       vsetvli {{.*}}, {{a[0-9]+}}, e32,m1,ta,mu
+; CHECK:       vslide1down.vx {{v[0-9]+}}, {{v[0-9]+}}, {{a[0-9]+}}
+  %a = call <vscale x 2 x i32> @llvm.riscv.vslide1down.nxv2i32.i32(
+    <vscale x 2 x i32> %0,
+    i32 %1,
+    i64 %2)
+
+  ret <vscale x 2 x i32> %a
+}
+
+declare <vscale x 2 x i32> @llvm.riscv.vslide1down.mask.nxv2i32.i32(
+  <vscale x 2 x i32>,
+  <vscale x 2 x i32>,
+  i32,
+  <vscale x 2 x i1>,
+  i64);
+
+define <vscale x 2 x i32> @intrinsic_vslide1down_mask_vx_nxv2i32_nxv2i32_i32(<vscale x 2 x i32> %0, <vscale x 2 x i32> %1, i32 %2, <vscale x 2 x i1> %3, i64 %4) nounwind {
+entry:
+; CHECK-LABEL: intrinsic_vslide1down_mask_vx_nxv2i32_nxv2i32_i32
+; CHECK:       vsetvli {{.*}}, {{a[0-9]+}}, e32,m1,ta,mu
+; CHECK:       vslide1down.vx {{v[0-9]+}}, {{v[0-9]+}}, {{a[0-9]+}}, v0.t
+  %a = call <vscale x 2 x i32> @llvm.riscv.vslide1down.mask.nxv2i32.i32(
+    <vscale x 2 x i32> %0,
+    <vscale x 2 x i32> %1,
+    i32 %2,
+    <vscale x 2 x i1> %3,
+    i64 %4)
+
+  ret <vscale x 2 x i32> %a
+}
+
+declare <vscale x 4 x i32> @llvm.riscv.vslide1down.nxv4i32.i32(
+  <vscale x 4 x i32>,
+  i32,
+  i64);
+
+define <vscale x 4 x i32> @intrinsic_vslide1down_vx_nxv4i32_nxv4i32_i32(<vscale x 4 x i32> %0, i32 %1, i64 %2) nounwind {
+entry:
+; CHECK-LABEL: intrinsic_vslide1down_vx_nxv4i32_nxv4i32_i32
+; CHECK:       vsetvli {{.*}}, {{a[0-9]+}}, e32,m2,ta,mu
+; CHECK:       vslide1down.vx {{v[0-9]+}}, {{v[0-9]+}}, {{a[0-9]+}}
+  %a = call <vscale x 4 x i32> @llvm.riscv.vslide1down.nxv4i32.i32(
+    <vscale x 4 x i32> %0,
+    i32 %1,
+    i64 %2)
+
+  ret <vscale x 4 x i32> %a
+}
+
+declare <vscale x 4 x i32> @llvm.riscv.vslide1down.mask.nxv4i32.i32(
+  <vscale x 4 x i32>,
+  <vscale x 4 x i32>,
+  i32,
+  <vscale x 4 x i1>,
+  i64);
+
+define <vscale x 4 x i32> @intrinsic_vslide1down_mask_vx_nxv4i32_nxv4i32_i32(<vscale x 4 x i32> %0, <vscale x 4 x i32> %1, i32 %2, <vscale x 4 x i1> %3, i64 %4) nounwind {
+entry:
+; CHECK-LABEL: intrinsic_vslide1down_mask_vx_nxv4i32_nxv4i32_i32
+; CHECK:       vsetvli {{.*}}, {{a[0-9]+}}, e32,m2,ta,mu
+; CHECK:       vslide1down.vx {{v[0-9]+}}, {{v[0-9]+}}, {{a[0-9]+}}, v0.t
+  %a = call <vscale x 4 x i32> @llvm.riscv.vslide1down.mask.nxv4i32.i32(
+    <vscale x 4 x i32> %0,
+    <vscale x 4 x i32> %1,
+    i32 %2,
+    <vscale x 4 x i1> %3,
+    i64 %4)
+
+  ret <vscale x 4 x i32> %a
+}
+
+declare <vscale x 8 x i32> @llvm.riscv.vslide1down.nxv8i32.i32(
+  <vscale x 8 x i32>,
+  i32,
+  i64);
+
+define <vscale x 8 x i32> @intrinsic_vslide1down_vx_nxv8i32_nxv8i32_i32(<vscale x 8 x i32> %0, i32 %1, i64 %2) nounwind {
+entry:
+; CHECK-LABEL: intrinsic_vslide1down_vx_nxv8i32_nxv8i32_i32
+; CHECK:       vsetvli {{.*}}, {{a[0-9]+}}, e32,m4,ta,mu
+; CHECK:       vslide1down.vx {{v[0-9]+}}, {{v[0-9]+}}, {{a[0-9]+}}
+  %a = call <vscale x 8 x i32> @llvm.riscv.vslide1down.nxv8i32.i32(
+    <vscale x 8 x i32> %0,
+    i32 %1,
+    i64 %2)
+
+  ret <vscale x 8 x i32> %a
+}
+
+declare <vscale x 8 x i32> @llvm.riscv.vslide1down.mask.nxv8i32.i32(
+  <vscale x 8 x i32>,
+  <vscale x 8 x i32>,
+  i32,
+  <vscale x 8 x i1>,
+  i64);
+
+define <vscale x 8 x i32> @intrinsic_vslide1down_mask_vx_nxv8i32_nxv8i32_i32(<vscale x 8 x i32> %0, <vscale x 8 x i32> %1, i32 %2, <vscale x 8 x i1> %3, i64 %4) nounwind {
+entry:
+; CHECK-LABEL: intrinsic_vslide1down_mask_vx_nxv8i32_nxv8i32_i32
+; CHECK:       vsetvli {{.*}}, {{a[0-9]+}}, e32,m4,ta,mu
+; CHECK:       vslide1down.vx {{v[0-9]+}}, {{v[0-9]+}}, {{a[0-9]+}}, v0.t
+  %a = call <vscale x 8 x i32> @llvm.riscv.vslide1down.mask.nxv8i32.i32(
+    <vscale x 8 x i32> %0,
+    <vscale x 8 x i32> %1,
+    i32 %2,
+    <vscale x 8 x i1> %3,
+    i64 %4)
+
+  ret <vscale x 8 x i32> %a
+}
+
+declare <vscale x 16 x i32> @llvm.riscv.vslide1down.nxv16i32.i32(
+  <vscale x 16 x i32>,
+  i32,
+  i64);
+
+define <vscale x 16 x i32> @intrinsic_vslide1down_vx_nxv16i32_nxv16i32_i32(<vscale x 16 x i32> %0, i32 %1, i64 %2) nounwind {
+entry:
+; CHECK-LABEL: intrinsic_vslide1down_vx_nxv16i32_nxv16i32_i32
+; CHECK:       vsetvli {{.*}}, {{a[0-9]+}}, e32,m8,ta,mu
+; CHECK:       vslide1down.vx {{v[0-9]+}}, {{v[0-9]+}}, {{a[0-9]+}}
+  %a = call <vscale x 16 x i32> @llvm.riscv.vslide1down.nxv16i32.i32(
+    <vscale x 16 x i32> %0,
+    i32 %1,
+    i64 %2)
+
+  ret <vscale x 16 x i32> %a
+}
+
+declare <vscale x 16 x i32> @llvm.riscv.vslide1down.mask.nxv16i32.i32(
+  <vscale x 16 x i32>,
+  <vscale x 16 x i32>,
+  i32,
+  <vscale x 16 x i1>,
+  i64);
+
+define <vscale x 16 x i32> @intrinsic_vslide1down_mask_vx_nxv16i32_nxv16i32_i32(<vscale x 16 x i32> %0, <vscale x 16 x i32> %1, i32 %2, <vscale x 16 x i1> %3, i64 %4) nounwind {
+entry:
+; CHECK-LABEL: intrinsic_vslide1down_mask_vx_nxv16i32_nxv16i32_i32
+; CHECK:       vsetvli {{.*}}, {{a[0-9]+}}, e32,m8,ta,mu
+; CHECK:       vslide1down.vx {{v[0-9]+}}, {{v[0-9]+}}, {{a[0-9]+}}, v0.t
+  %a = call <vscale x 16 x i32> @llvm.riscv.vslide1down.mask.nxv16i32.i32(
+    <vscale x 16 x i32> %0,
+    <vscale x 16 x i32> %1,
+    i32 %2,
+    <vscale x 16 x i1> %3,
+    i64 %4)
+
+  ret <vscale x 16 x i32> %a
+}
+
+declare <vscale x 1 x i64> @llvm.riscv.vslide1down.nxv1i64.i64(
+  <vscale x 1 x i64>,
+  i64,
+  i64);
+
+define <vscale x 1 x i64> @intrinsic_vslide1down_vx_nxv1i64_nxv1i64_i64(<vscale x 1 x i64> %0, i64 %1, i64 %2) nounwind {
+entry:
+; CHECK-LABEL: intrinsic_vslide1down_vx_nxv1i64_nxv1i64_i64
+; CHECK:       vsetvli {{.*}}, {{a[0-9]+}}, e64,m1,ta,mu
+; CHECK:       vslide1down.vx {{v[0-9]+}}, {{v[0-9]+}}, {{a[0-9]+}}
+  %a = call <vscale x 1 x i64> @llvm.riscv.vslide1down.nxv1i64.i64(
+    <vscale x 1 x i64> %0,
+    i64 %1,
+    i64 %2)
+
+  ret <vscale x 1 x i64> %a
+}
+
+declare <vscale x 1 x i64> @llvm.riscv.vslide1down.mask.nxv1i64.i64(
+  <vscale x 1 x i64>,
+  <vscale x 1 x i64>,
+  i64,
+  <vscale x 1 x i1>,
+  i64);
+
+define <vscale x 1 x i64> @intrinsic_vslide1down_mask_vx_nxv1i64_nxv1i64_i64(<vscale x 1 x i64> %0, <vscale x 1 x i64> %1, i64 %2, <vscale x 1 x i1> %3, i64 %4) nounwind {
+entry:
+; CHECK-LABEL: intrinsic_vslide1down_mask_vx_nxv1i64_nxv1i64_i64
+; CHECK:       vsetvli {{.*}}, {{a[0-9]+}}, e64,m1,ta,mu
+; CHECK:       vslide1down.vx {{v[0-9]+}}, {{v[0-9]+}}, {{a[0-9]+}}, v0.t
+  %a = call <vscale x 1 x i64> @llvm.riscv.vslide1down.mask.nxv1i64.i64(
+    <vscale x 1 x i64> %0,
+    <vscale x 1 x i64> %1,
+    i64 %2,
+    <vscale x 1 x i1> %3,
+    i64 %4)
+
+  ret <vscale x 1 x i64> %a
+}
+
+declare <vscale x 2 x i64> @llvm.riscv.vslide1down.nxv2i64.i64(
+  <vscale x 2 x i64>,
+  i64,
+  i64);
+
+define <vscale x 2 x i64> @intrinsic_vslide1down_vx_nxv2i64_nxv2i64_i64(<vscale x 2 x i64> %0, i64 %1, i64 %2) nounwind {
+entry:
+; CHECK-LABEL: intrinsic_vslide1down_vx_nxv2i64_nxv2i64_i64
+; CHECK:       vsetvli {{.*}}, {{a[0-9]+}}, e64,m2,ta,mu
+; CHECK:       vslide1down.vx {{v[0-9]+}}, {{v[0-9]+}}, {{a[0-9]+}}
+  %a = call <vscale x 2 x i64> @llvm.riscv.vslide1down.nxv2i64.i64(
+    <vscale x 2 x i64> %0,
+    i64 %1,
+    i64 %2)
+
+  ret <vscale x 2 x i64> %a
+}
+
+declare <vscale x 2 x i64> @llvm.riscv.vslide1down.mask.nxv2i64.i64(
+  <vscale x 2 x i64>,
+  <vscale x 2 x i64>,
+  i64,
+  <vscale x 2 x i1>,
+  i64);
+
+define <vscale x 2 x i64> @intrinsic_vslide1down_mask_vx_nxv2i64_nxv2i64_i64(<vscale x 2 x i64> %0, <vscale x 2 x i64> %1, i64 %2, <vscale x 2 x i1> %3, i64 %4) nounwind {
+entry:
+; CHECK-LABEL: intrinsic_vslide1down_mask_vx_nxv2i64_nxv2i64_i64
+; CHECK:       vsetvli {{.*}}, {{a[0-9]+}}, e64,m2,ta,mu
+; CHECK:       vslide1down.vx {{v[0-9]+}}, {{v[0-9]+}}, {{a[0-9]+}}, v0.t
+  %a = call <vscale x 2 x i64> @llvm.riscv.vslide1down.mask.nxv2i64.i64(
+    <vscale x 2 x i64> %0,
+    <vscale x 2 x i64> %1,
+    i64 %2,
+    <vscale x 2 x i1> %3,
+    i64 %4)
+
+  ret <vscale x 2 x i64> %a
+}
+
+declare <vscale x 4 x i64> @llvm.riscv.vslide1down.nxv4i64.i64(
+  <vscale x 4 x i64>,
+  i64,
+  i64);
+
+define <vscale x 4 x i64> @intrinsic_vslide1down_vx_nxv4i64_nxv4i64_i64(<vscale x 4 x i64> %0, i64 %1, i64 %2) nounwind {
+entry:
+; CHECK-LABEL: intrinsic_vslide1down_vx_nxv4i64_nxv4i64_i64
+; CHECK:       vsetvli {{.*}}, {{a[0-9]+}}, e64,m4,ta,mu
+; CHECK:       vslide1down.vx {{v[0-9]+}}, {{v[0-9]+}}, {{a[0-9]+}}
+  %a = call <vscale x 4 x i64> @llvm.riscv.vslide1down.nxv4i64.i64(
+    <vscale x 4 x i64> %0,
+    i64 %1,
+    i64 %2)
+
+  ret <vscale x 4 x i64> %a
+}
+
+declare <vscale x 4 x i64> @llvm.riscv.vslide1down.mask.nxv4i64.i64(
+  <vscale x 4 x i64>,
+  <vscale x 4 x i64>,
+  i64,
+  <vscale x 4 x i1>,
+  i64);
+
+define <vscale x 4 x i64> @intrinsic_vslide1down_mask_vx_nxv4i64_nxv4i64_i64(<vscale x 4 x i64> %0, <vscale x 4 x i64> %1, i64 %2, <vscale x 4 x i1> %3, i64 %4) nounwind {
+entry:
+; CHECK-LABEL: intrinsic_vslide1down_mask_vx_nxv4i64_nxv4i64_i64
+; CHECK:       vsetvli {{.*}}, {{a[0-9]+}}, e64,m4,ta,mu
+; CHECK:       vslide1down.vx {{v[0-9]+}}, {{v[0-9]+}}, {{a[0-9]+}}, v0.t
+  %a = call <vscale x 4 x i64> @llvm.riscv.vslide1down.mask.nxv4i64.i64(
+    <vscale x 4 x i64> %0,
+    <vscale x 4 x i64> %1,
+    i64 %2,
+    <vscale x 4 x i1> %3,
+    i64 %4)
+
+  ret <vscale x 4 x i64> %a
+}
+
+declare <vscale x 8 x i64> @llvm.riscv.vslide1down.nxv8i64.i64(
+  <vscale x 8 x i64>,
+  i64,
+  i64);
+
+define <vscale x 8 x i64> @intrinsic_vslide1down_vx_nxv8i64_nxv8i64_i64(<vscale x 8 x i64> %0, i64 %1, i64 %2) nounwind {
+entry:
+; CHECK-LABEL: intrinsic_vslide1down_vx_nxv8i64_nxv8i64_i64
+; CHECK:       vsetvli {{.*}}, {{a[0-9]+}}, e64,m8,ta,mu
+; CHECK:       vslide1down.vx {{v[0-9]+}}, {{v[0-9]+}}, {{a[0-9]+}}
+  %a = call <vscale x 8 x i64> @llvm.riscv.vslide1down.nxv8i64.i64(
+    <vscale x 8 x i64> %0,
+    i64 %1,
+    i64 %2)
+
+  ret <vscale x 8 x i64> %a
+}
+
+declare <vscale x 8 x i64> @llvm.riscv.vslide1down.mask.nxv8i64.i64(
+  <vscale x 8 x i64>,
+  <vscale x 8 x i64>,
+  i64,
+  <vscale x 8 x i1>,
+  i64);
+
+define <vscale x 8 x i64> @intrinsic_vslide1down_mask_vx_nxv8i64_nxv8i64_i64(<vscale x 8 x i64> %0, <vscale x 8 x i64> %1, i64 %2, <vscale x 8 x i1> %3, i64 %4) nounwind {
+entry:
+; CHECK-LABEL: intrinsic_vslide1down_mask_vx_nxv8i64_nxv8i64_i64
+; CHECK:       vsetvli {{.*}}, {{a[0-9]+}}, e64,m8,ta,mu
+; CHECK:       vslide1down.vx {{v[0-9]+}}, {{v[0-9]+}}, {{a[0-9]+}}, v0.t
+  %a = call <vscale x 8 x i64> @llvm.riscv.vslide1down.mask.nxv8i64.i64(
+    <vscale x 8 x i64> %0,
+    <vscale x 8 x i64> %1,
+    i64 %2,
+    <vscale x 8 x i1> %3,
+    i64 %4)
+
+  ret <vscale x 8 x i64> %a
+}
diff --git a/llvm/test/CodeGen/RISCV/rvv/vslide1up-rv32.ll b/llvm/test/CodeGen/RISCV/rvv/vslide1up-rv32.ll
new file mode 100644
--- /dev/null
+++ b/llvm/test/CodeGen/RISCV/rvv/vslide1up-rv32.ll
@@ -0,0 +1,20 @@
+; RUN: llc -mtriple=riscv32 -mattr=+experimental-v,+f -verify-machineinstrs \
+; RUN:   --riscv-no-aliases < %s | FileCheck %s
+declare <vscale x 1 x i8> @llvm.riscv.vslide1up.nxv1i8.i8(
+  <vscale x 1 x i8>,
+  i8,
+  i32);
+
+define <vscale x 1 x i8> @intrinsic_vslide1up_vx_nxv1i8_nxv1i8_i8(<vscale x 1 x i8> %0, i8 %1, i32 %2) nounwind {
+entry:
+; CHECK-LABEL: intrinsic_vslide1up_vx_nxv1i8_nxv1i8_i8
+; CHECK:       vsetvli {{.*}}, {{a[0-9]+}}, e8,mf8,ta,mu
+; CHECK:       vslide1up.vx {{v[0-9]+}}, {{v[0-9]+}}, {{a[0-9]+}}
+  %a = call <vscale x 1 x i8> @llvm.riscv.vslide1up.nxv1i8.i8(
+    <vscale x 1 x i8> %0,
+    i8 %1,
+    i32 %2)
+
+  ret <vscale x 1 x i8> %a
+}
+
diff --git a/llvm/test/CodeGen/RISCV/rvv/vslide1up-rv64.ll b/llvm/test/CodeGen/RISCV/rvv/vslide1up-rv64.ll
new file mode 100644
--- /dev/null
+++ b/llvm/test/CodeGen/RISCV/rvv/vslide1up-rv64.ll
@@ -0,0 +1,881 @@
+; RUN: llc -mtriple=riscv64 -mattr=+experimental-v,+d -verify-machineinstrs \
+; RUN:   --riscv-no-aliases < %s | FileCheck %s
+declare <vscale x 1 x i8> @llvm.riscv.vslide1up.nxv1i8.i8(
+  <vscale x 1 x i8>,
+  i8,
+  i64);
+
+define <vscale x 1 x i8> @intrinsic_vslide1up_vx_nxv1i8_nxv1i8_i8(<vscale x 1 x i8> %0, i8 %1, i64 %2) nounwind {
+entry:
+; CHECK-LABEL: intrinsic_vslide1up_vx_nxv1i8_nxv1i8_i8
+; CHECK:       vsetvli {{.*}}, {{a[0-9]+}}, e8,mf8,ta,mu
+; CHECK:       vslide1up.vx {{v[0-9]+}}, {{v[0-9]+}}, {{a[0-9]+}}
+  %a = call <vscale x 1 x i8> @llvm.riscv.vslide1up.nxv1i8.i8(
+    <vscale x 1 x i8> %0,
+    i8 %1,
+    i64 %2)
+
+  ret <vscale x 1 x i8> %a
+}
+
+declare <vscale x 1 x i8> @llvm.riscv.vslide1up.mask.nxv1i8.i8(
+  <vscale x 1 x i8>,
+  <vscale x 1 x i8>,
+  i8,
+  <vscale x 1 x i1>,
+  i64);
+
+define <vscale x 1 x i8> @intrinsic_vslide1up_mask_vx_nxv1i8_nxv1i8_i8(<vscale x 1 x i8> %0, <vscale x 1 x i8> %1, i8 %2, <vscale x 1 x i1> %3, i64 %4) nounwind {
+entry:
+; CHECK-LABEL: intrinsic_vslide1up_mask_vx_nxv1i8_nxv1i8_i8
+; CHECK:       vsetvli {{.*}}, {{a[0-9]+}}, e8,mf8,ta,mu
+; CHECK:       vslide1up.vx {{v[0-9]+}}, {{v[0-9]+}}, {{a[0-9]+}}, v0.t
+  %a = call <vscale x 1 x i8> @llvm.riscv.vslide1up.mask.nxv1i8.i8(
+    <vscale x 1 x i8> %0,
+    <vscale x 1 x i8> %1,
+    i8 %2,
+    <vscale x 1 x i1> %3,
+    i64 %4)
+
+  ret <vscale x 1 x i8> %a
+}
+
+declare <vscale x 2 x i8> @llvm.riscv.vslide1up.nxv2i8.i8(
+  <vscale x 2 x i8>,
+  i8,
+  i64);
+
+define <vscale x 2 x i8> @intrinsic_vslide1up_vx_nxv2i8_nxv2i8_i8(<vscale x 2 x i8> %0, i8 %1, i64 %2) nounwind {
+entry:
+; CHECK-LABEL: intrinsic_vslide1up_vx_nxv2i8_nxv2i8_i8
+; CHECK:       vsetvli {{.*}}, {{a[0-9]+}}, e8,mf4,ta,mu
+; CHECK:       vslide1up.vx {{v[0-9]+}}, {{v[0-9]+}}, {{a[0-9]+}}
+  %a = call <vscale x 2 x i8> @llvm.riscv.vslide1up.nxv2i8.i8(
+    <vscale x 2 x i8> %0,
+    i8 %1,
+    i64 %2)
+
+  ret <vscale x 2 x i8> %a
+}
+
+declare <vscale x 2 x i8> @llvm.riscv.vslide1up.mask.nxv2i8.i8(
+  <vscale x 2 x i8>,
+  <vscale x 2 x i8>,
+  i8,
+  <vscale x 2 x i1>,
+  i64);
+
+define <vscale x 2 x i8> @intrinsic_vslide1up_mask_vx_nxv2i8_nxv2i8_i8(<vscale x 2 x i8> %0, <vscale x 2 x i8> %1, i8 %2, <vscale x 2 x i1> %3, i64 %4) nounwind {
+entry:
+; CHECK-LABEL: intrinsic_vslide1up_mask_vx_nxv2i8_nxv2i8_i8
+; CHECK:       vsetvli {{.*}}, {{a[0-9]+}}, e8,mf4,ta,mu
+; CHECK:       vslide1up.vx {{v[0-9]+}}, {{v[0-9]+}}, {{a[0-9]+}}, v0.t
+  %a = call <vscale x 2 x i8> @llvm.riscv.vslide1up.mask.nxv2i8.i8(
+    <vscale x 2 x i8> %0,
+    <vscale x 2 x i8> %1,
+    i8 %2,
+    <vscale x 2 x i1> %3,
+    i64 %4)
+
+  ret <vscale x 2 x i8> %a
+}
+
+declare <vscale x 4 x i8> @llvm.riscv.vslide1up.nxv4i8.i8(
+  <vscale x 4 x i8>,
+  i8,
+  i64);
+
+define <vscale x 4 x i8> @intrinsic_vslide1up_vx_nxv4i8_nxv4i8_i8(<vscale x 4 x i8> %0, i8 %1, i64 %2) nounwind {
+entry:
+; CHECK-LABEL: intrinsic_vslide1up_vx_nxv4i8_nxv4i8_i8
+; CHECK:       vsetvli {{.*}}, {{a[0-9]+}}, e8,mf2,ta,mu
+; CHECK:       vslide1up.vx {{v[0-9]+}}, {{v[0-9]+}}, {{a[0-9]+}}
+  %a = call <vscale x 4 x i8> @llvm.riscv.vslide1up.nxv4i8.i8(
+    <vscale x 4 x i8> %0,
+    i8 %1,
+    i64 %2)
+
+  ret <vscale x 4 x i8> %a
+}
+
+declare <vscale x 4 x i8> @llvm.riscv.vslide1up.mask.nxv4i8.i8(
+  <vscale x 4 x i8>,
+  <vscale x 4 x i8>,
+  i8,
+  <vscale x 4 x i1>,
+  i64);
+
+define <vscale x 4 x i8> @intrinsic_vslide1up_mask_vx_nxv4i8_nxv4i8_i8(<vscale x 4 x i8> %0, <vscale x 4 x i8> %1, i8 %2, <vscale x 4 x i1> %3, i64 %4) nounwind {
+entry:
+; CHECK-LABEL: intrinsic_vslide1up_mask_vx_nxv4i8_nxv4i8_i8
+; CHECK:       vsetvli {{.*}}, {{a[0-9]+}}, e8,mf2,ta,mu
+; CHECK:       vslide1up.vx {{v[0-9]+}}, {{v[0-9]+}}, {{a[0-9]+}}, v0.t
+  %a = call <vscale x 4 x i8> @llvm.riscv.vslide1up.mask.nxv4i8.i8(
+    <vscale x 4 x i8> %0,
+    <vscale x 4 x i8> %1,
+    i8 %2,
+    <vscale x 4 x i1> %3,
+    i64 %4)
+
+  ret <vscale x 4 x i8> %a
+}
+
+declare <vscale x 8 x i8> @llvm.riscv.vslide1up.nxv8i8.i8(
+  <vscale x 8 x i8>,
+  i8,
+  i64);
+
+define <vscale x 8 x i8> @intrinsic_vslide1up_vx_nxv8i8_nxv8i8_i8(<vscale x 8 x i8> %0, i8 %1, i64 %2) nounwind {
+entry:
+; CHECK-LABEL: intrinsic_vslide1up_vx_nxv8i8_nxv8i8_i8
+; CHECK:       vsetvli {{.*}}, {{a[0-9]+}}, e8,m1,ta,mu
+; CHECK:       vslide1up.vx {{v[0-9]+}}, {{v[0-9]+}}, {{a[0-9]+}}
+  %a = call <vscale x 8 x i8> @llvm.riscv.vslide1up.nxv8i8.i8(
+    <vscale x 8 x i8> %0,
+    i8 %1,
+    i64 %2)
+
+  ret <vscale x 8 x i8> %a
+}
+
+declare <vscale x 8 x i8> @llvm.riscv.vslide1up.mask.nxv8i8.i8(
+  <vscale x 8 x i8>,
+  <vscale x 8 x i8>,
+  i8,
+  <vscale x 8 x i1>,
+  i64);
+
+define <vscale x 8 x i8> @intrinsic_vslide1up_mask_vx_nxv8i8_nxv8i8_i8(<vscale x 8 x i8> %0, <vscale x 8 x i8> %1, i8 %2, <vscale x 8 x i1> %3, i64 %4) nounwind {
+entry:
+; CHECK-LABEL: intrinsic_vslide1up_mask_vx_nxv8i8_nxv8i8_i8
+; CHECK:       vsetvli {{.*}}, {{a[0-9]+}}, e8,m1,ta,mu
+; CHECK:       vslide1up.vx {{v[0-9]+}}, {{v[0-9]+}}, {{a[0-9]+}}, v0.t
+  %a = call <vscale x 8 x i8> @llvm.riscv.vslide1up.mask.nxv8i8.i8(
+    <vscale x 8 x i8> %0,
+    <vscale x 8 x i8> %1,
+    i8 %2,
+    <vscale x 8 x i1> %3,
+    i64 %4)
+
+  ret <vscale x 8 x i8> %a
+}
+
+declare <vscale x 16 x i8> @llvm.riscv.vslide1up.nxv16i8.i8(
+  <vscale x 16 x i8>,
+  i8,
+  i64);
+
+define <vscale x 16 x i8> @intrinsic_vslide1up_vx_nxv16i8_nxv16i8_i8(<vscale x 16 x i8> %0, i8 %1, i64 %2) nounwind {
+entry:
+; CHECK-LABEL: intrinsic_vslide1up_vx_nxv16i8_nxv16i8_i8
+; CHECK:       vsetvli {{.*}}, {{a[0-9]+}}, e8,m2,ta,mu
+; CHECK:       vslide1up.vx {{v[0-9]+}}, {{v[0-9]+}}, {{a[0-9]+}}
+  %a = call <vscale x 16 x i8> @llvm.riscv.vslide1up.nxv16i8.i8(
+    <vscale x 16 x i8> %0,
+    i8 %1,
+    i64 %2)
+
+  ret <vscale x 16 x i8> %a
+}
+
+declare <vscale x 16 x i8> @llvm.riscv.vslide1up.mask.nxv16i8.i8(
+  <vscale x 16 x i8>,
+  <vscale x 16 x i8>,
+  i8,
+  <vscale x 16 x i1>,
+  i64);
+
+define <vscale x 16 x i8> @intrinsic_vslide1up_mask_vx_nxv16i8_nxv16i8_i8(<vscale x 16 x i8> %0, <vscale x 16 x i8> %1, i8 %2, <vscale x 16 x i1> %3, i64 %4) nounwind {
+entry:
+; CHECK-LABEL: intrinsic_vslide1up_mask_vx_nxv16i8_nxv16i8_i8
+; CHECK:       vsetvli {{.*}}, {{a[0-9]+}}, e8,m2,ta,mu
+; CHECK:       vslide1up.vx {{v[0-9]+}}, {{v[0-9]+}}, {{a[0-9]+}}, v0.t
+  %a = call <vscale x 16 x i8> @llvm.riscv.vslide1up.mask.nxv16i8.i8(
+    <vscale x 16 x i8> %0,
+    <vscale x 16 x i8> %1,
+    i8 %2,
+    <vscale x 16 x i1> %3,
+    i64 %4)
+
+  ret <vscale x 16 x i8> %a
+}
+
+declare <vscale x 32 x i8> @llvm.riscv.vslide1up.nxv32i8.i8(
+  <vscale x 32 x i8>,
+  i8,
+  i64);
+
+define <vscale x 32 x i8> @intrinsic_vslide1up_vx_nxv32i8_nxv32i8_i8(<vscale x 32 x i8> %0, i8 %1, i64 %2) nounwind {
+entry:
+; CHECK-LABEL: intrinsic_vslide1up_vx_nxv32i8_nxv32i8_i8
+; CHECK:       vsetvli {{.*}}, {{a[0-9]+}}, e8,m4,ta,mu
+; CHECK:       vslide1up.vx {{v[0-9]+}}, {{v[0-9]+}}, {{a[0-9]+}}
+  %a = call <vscale x 32 x i8> @llvm.riscv.vslide1up.nxv32i8.i8(
+    <vscale x 32 x i8> %0,
+    i8 %1,
+    i64 %2)
+
+  ret <vscale x 32 x i8> %a
+}
+
+declare <vscale x 32 x i8> @llvm.riscv.vslide1up.mask.nxv32i8.i8(
+  <vscale x 32 x i8>,
+  <vscale x 32 x i8>,
+  i8,
+  <vscale x 32 x i1>,
+  i64);
+
+define <vscale x 32 x i8> @intrinsic_vslide1up_mask_vx_nxv32i8_nxv32i8_i8(<vscale x 32 x i8> %0, <vscale x 32 x i8> %1, i8 %2, <vscale x 32 x i1> %3, i64 %4) nounwind {
+entry:
+; CHECK-LABEL: intrinsic_vslide1up_mask_vx_nxv32i8_nxv32i8_i8
+; CHECK:       vsetvli {{.*}}, {{a[0-9]+}}, e8,m4,ta,mu
+; CHECK:       vslide1up.vx {{v[0-9]+}}, {{v[0-9]+}}, {{a[0-9]+}}, v0.t
+  %a = call <vscale x 32 x i8> @llvm.riscv.vslide1up.mask.nxv32i8.i8(
+    <vscale x 32 x i8> %0,
+    <vscale x 32 x i8> %1,
+    i8 %2,
+    <vscale x 32 x i1> %3,
+    i64 %4)
+
+  ret <vscale x 32 x i8> %a
+}
+
+declare <vscale x 64 x i8> @llvm.riscv.vslide1up.nxv64i8.i8(
+  <vscale x 64 x i8>,
+  i8,
+  i64);
+
+define <vscale x 64 x i8> @intrinsic_vslide1up_vx_nxv64i8_nxv64i8_i8(<vscale x 64 x i8> %0, i8 %1, i64 %2) nounwind {
+entry:
+; CHECK-LABEL: intrinsic_vslide1up_vx_nxv64i8_nxv64i8_i8
+; CHECK:       vsetvli {{.*}}, {{a[0-9]+}}, e8,m8,ta,mu
+; CHECK:       vslide1up.vx {{v[0-9]+}}, {{v[0-9]+}}, {{a[0-9]+}}
+  %a = call <vscale x 64 x i8> @llvm.riscv.vslide1up.nxv64i8.i8(
+    <vscale x 64 x i8> %0,
+    i8 %1,
+    i64 %2)
+
+  ret <vscale x 64 x i8> %a
+}
+
+declare <vscale x 64 x i8> @llvm.riscv.vslide1up.mask.nxv64i8.i8(
+  <vscale x 64 x i8>,
+  <vscale x 64 x i8>,
+  i8,
+  <vscale x 64 x i1>,
+  i64);
+
+define <vscale x 64 x i8> @intrinsic_vslide1up_mask_vx_nxv64i8_nxv64i8_i8(<vscale x 64 x i8> %0, <vscale x 64 x i8> %1, i8 %2, <vscale x 64 x i1> %3, i64 %4) nounwind {
+entry:
+; CHECK-LABEL: intrinsic_vslide1up_mask_vx_nxv64i8_nxv64i8_i8
+; CHECK:       vsetvli {{.*}}, {{a[0-9]+}}, e8,m8,ta,mu
+; CHECK:       vslide1up.vx {{v[0-9]+}}, {{v[0-9]+}}, {{a[0-9]+}}, v0.t
+  %a = call <vscale x 64 x i8> @llvm.riscv.vslide1up.mask.nxv64i8.i8(
+    <vscale x 64 x i8> %0,
+    <vscale x 64 x i8> %1,
+    i8 %2,
+    <vscale x 64 x i1> %3,
+    i64 %4)
+
+  ret <vscale x 64 x i8> %a
+}
+
+declare <vscale x 1 x i16> @llvm.riscv.vslide1up.nxv1i16.i16(
+  <vscale x 1 x i16>,
+  i16,
+  i64);
+
+define <vscale x 1 x i16> @intrinsic_vslide1up_vx_nxv1i16_nxv1i16_i16(<vscale x 1 x i16> %0, i16 %1, i64 %2) nounwind {
+entry:
+; CHECK-LABEL: intrinsic_vslide1up_vx_nxv1i16_nxv1i16_i16
+; CHECK:       vsetvli {{.*}}, {{a[0-9]+}}, e16,mf4,ta,mu
+; CHECK:       vslide1up.vx {{v[0-9]+}}, {{v[0-9]+}}, {{a[0-9]+}}
+  %a = call <vscale x 1 x i16> @llvm.riscv.vslide1up.nxv1i16.i16(
+    <vscale x 1 x i16> %0,
+    i16 %1,
+    i64 %2)
+
+  ret <vscale x 1 x i16> %a
+}
+
+declare <vscale x 1 x i16> @llvm.riscv.vslide1up.mask.nxv1i16.i16(
+  <vscale x 1 x i16>,
+  <vscale x 1 x i16>,
+  i16,
+  <vscale x 1 x i1>,
+  i64);
+
+define <vscale x 1 x i16> @intrinsic_vslide1up_mask_vx_nxv1i16_nxv1i16_i16(<vscale x 1 x i16> %0, <vscale x 1 x i16> %1, i16 %2, <vscale x 1 x i1> %3, i64 %4) nounwind {
+entry:
+; CHECK-LABEL: intrinsic_vslide1up_mask_vx_nxv1i16_nxv1i16_i16
+; CHECK:       vsetvli {{.*}}, {{a[0-9]+}}, e16,mf4,ta,mu
+; CHECK:       vslide1up.vx {{v[0-9]+}}, {{v[0-9]+}}, {{a[0-9]+}}, v0.t
+  %a = call <vscale x 1 x i16> @llvm.riscv.vslide1up.mask.nxv1i16.i16(
+    <vscale x 1 x i16> %0,
+    <vscale x 1 x i16> %1,
+    i16 %2,
+    <vscale x 1 x i1> %3,
+    i64 %4)
+
+  ret <vscale x 1 x i16> %a
+}
+
+declare <vscale x 2 x i16> @llvm.riscv.vslide1up.nxv2i16.i16(
+  <vscale x 2 x i16>,
+  i16,
+  i64);
+
+define <vscale x 2 x i16> @intrinsic_vslide1up_vx_nxv2i16_nxv2i16_i16(<vscale x 2 x i16> %0, i16 %1, i64 %2) nounwind {
+entry:
+; CHECK-LABEL: intrinsic_vslide1up_vx_nxv2i16_nxv2i16_i16
+; CHECK:       vsetvli {{.*}}, {{a[0-9]+}}, e16,mf2,ta,mu
+; CHECK:       vslide1up.vx {{v[0-9]+}}, {{v[0-9]+}}, {{a[0-9]+}}
+  %a = call <vscale x 2 x i16> @llvm.riscv.vslide1up.nxv2i16.i16(
+    <vscale x 2 x i16> %0,
+    i16 %1,
+    i64 %2)
+
+  ret <vscale x 2 x i16> %a
+}
+
+declare <vscale x 2 x i16> @llvm.riscv.vslide1up.mask.nxv2i16.i16(
+  <vscale x 2 x i16>,
+  <vscale x 2 x i16>,
+  i16,
+  <vscale x 2 x i1>,
+  i64);
+
+define <vscale x 2 x i16> @intrinsic_vslide1up_mask_vx_nxv2i16_nxv2i16_i16(<vscale x 2 x i16> %0, <vscale x 2 x i16> %1, i16 %2, <vscale x 2 x i1> %3, i64 %4) nounwind {
+entry:
+; CHECK-LABEL: intrinsic_vslide1up_mask_vx_nxv2i16_nxv2i16_i16
+; CHECK:       vsetvli {{.*}}, {{a[0-9]+}}, e16,mf2,ta,mu
+; CHECK:       vslide1up.vx {{v[0-9]+}}, {{v[0-9]+}}, {{a[0-9]+}}, v0.t
+  %a = call <vscale x 2 x i16> @llvm.riscv.vslide1up.mask.nxv2i16.i16(
+    <vscale x 2 x i16> %0,
+    <vscale x 2 x i16> %1,
+    i16 %2,
+    <vscale x 2 x i1> %3,
+    i64 %4)
+
+  ret <vscale x 2 x i16> %a
+}
+
+declare <vscale x 4 x i16> @llvm.riscv.vslide1up.nxv4i16.i16(
+  <vscale x 4 x i16>,
+  i16,
+  i64);
+
+define <vscale x 4 x i16> @intrinsic_vslide1up_vx_nxv4i16_nxv4i16_i16(<vscale x 4 x i16> %0, i16 %1, i64 %2) nounwind {
+entry:
+; CHECK-LABEL: intrinsic_vslide1up_vx_nxv4i16_nxv4i16_i16
+; CHECK:       vsetvli {{.*}}, {{a[0-9]+}}, e16,m1,ta,mu
+; CHECK:       vslide1up.vx {{v[0-9]+}}, {{v[0-9]+}}, {{a[0-9]+}}
+  %a = call <vscale x 4 x i16> @llvm.riscv.vslide1up.nxv4i16.i16(
+    <vscale x 4 x i16> %0,
+    i16 %1,
+    i64 %2)
+
+  ret <vscale x 4 x i16> %a
+}
+
+declare <vscale x 4 x i16> @llvm.riscv.vslide1up.mask.nxv4i16.i16(
+  <vscale x 4 x i16>,
+  <vscale x 4 x i16>,
+  i16,
+  <vscale x 4 x i1>,
+  i64);
+
+define <vscale x 4 x i16> @intrinsic_vslide1up_mask_vx_nxv4i16_nxv4i16_i16(<vscale x 4 x i16> %0, <vscale x 4 x i16> %1, i16 %2, <vscale x 4 x i1> %3, i64 %4) nounwind {
+entry:
+; CHECK-LABEL: intrinsic_vslide1up_mask_vx_nxv4i16_nxv4i16_i16
+; CHECK:       vsetvli {{.*}}, {{a[0-9]+}}, e16,m1,ta,mu
+; CHECK:       vslide1up.vx {{v[0-9]+}}, {{v[0-9]+}}, {{a[0-9]+}}, v0.t
+  %a = call <vscale x 4 x i16> @llvm.riscv.vslide1up.mask.nxv4i16.i16(
+    <vscale x 4 x i16> %0,
+    <vscale x 4 x i16> %1,
+    i16 %2,
+    <vscale x 4 x i1> %3,
+    i64 %4)
+
+  ret <vscale x 4 x i16> %a
+}
+
+declare <vscale x 8 x i16> @llvm.riscv.vslide1up.nxv8i16.i16(
+  <vscale x 8 x i16>,
+  i16,
+  i64);
+
+define <vscale x 8 x i16> @intrinsic_vslide1up_vx_nxv8i16_nxv8i16_i16(<vscale x 8 x i16> %0, i16 %1, i64 %2) nounwind {
+entry:
+; CHECK-LABEL: intrinsic_vslide1up_vx_nxv8i16_nxv8i16_i16
+; CHECK:       vsetvli {{.*}}, {{a[0-9]+}}, e16,m2,ta,mu
+; CHECK:       vslide1up.vx {{v[0-9]+}}, {{v[0-9]+}}, {{a[0-9]+}}
+  %a = call <vscale x 8 x i16> @llvm.riscv.vslide1up.nxv8i16.i16(
+    <vscale x 8 x i16> %0,
+    i16 %1,
+    i64 %2)
+
+  ret <vscale x 8 x i16> %a
+}
+
+declare <vscale x 8 x i16> @llvm.riscv.vslide1up.mask.nxv8i16.i16(
+  <vscale x 8 x i16>,
+  <vscale x 8 x i16>,
+  i16,
+  <vscale x 8 x i1>,
+  i64);
+
+define <vscale x 8 x i16> @intrinsic_vslide1up_mask_vx_nxv8i16_nxv8i16_i16(<vscale x 8 x i16> %0, <vscale x 8 x i16> %1, i16 %2, <vscale x 8 x i1> %3, i64 %4) nounwind {
+entry:
+; CHECK-LABEL: intrinsic_vslide1up_mask_vx_nxv8i16_nxv8i16_i16
+; CHECK:       vsetvli {{.*}}, {{a[0-9]+}}, e16,m2,ta,mu
+; CHECK:       vslide1up.vx {{v[0-9]+}}, {{v[0-9]+}}, {{a[0-9]+}}, v0.t
+  %a = call <vscale x 8 x i16> @llvm.riscv.vslide1up.mask.nxv8i16.i16(
+    <vscale x 8 x i16> %0,
+    <vscale x 8 x i16> %1,
+    i16 %2,
+    <vscale x 8 x i1> %3,
+    i64 %4)
+
+  ret <vscale x 8 x i16> %a
+}
+
+declare <vscale x 16 x i16> @llvm.riscv.vslide1up.nxv16i16.i16(
+  <vscale x 16 x i16>,
+  i16,
+  i64);
+
+define <vscale x 16 x i16> @intrinsic_vslide1up_vx_nxv16i16_nxv16i16_i16(<vscale x 16 x i16> %0, i16 %1, i64 %2) nounwind {
+entry:
+; CHECK-LABEL: intrinsic_vslide1up_vx_nxv16i16_nxv16i16_i16
+; CHECK:       vsetvli {{.*}}, {{a[0-9]+}}, e16,m4,ta,mu
+; CHECK:       vslide1up.vx {{v[0-9]+}}, {{v[0-9]+}}, {{a[0-9]+}}
+  %a = call <vscale x 16 x i16> @llvm.riscv.vslide1up.nxv16i16.i16(
+    <vscale x 16 x i16> %0,
+    i16 %1,
+    i64 %2)
+
+  ret <vscale x 16 x i16> %a
+}
+
+declare <vscale x 16 x i16> @llvm.riscv.vslide1up.mask.nxv16i16.i16(
+  <vscale x 16 x i16>,
+  <vscale x 16 x i16>,
+  i16,
+  <vscale x 16 x i1>,
+  i64);
+
+define <vscale x 16 x i16> @intrinsic_vslide1up_mask_vx_nxv16i16_nxv16i16_i16(<vscale x 16 x i16> %0, <vscale x 16 x i16> %1, i16 %2, <vscale x 16 x i1> %3, i64 %4) nounwind {
+entry:
+; CHECK-LABEL: intrinsic_vslide1up_mask_vx_nxv16i16_nxv16i16_i16
+; CHECK:       vsetvli {{.*}}, {{a[0-9]+}}, e16,m4,ta,mu
+; CHECK:       vslide1up.vx {{v[0-9]+}}, {{v[0-9]+}}, {{a[0-9]+}}, v0.t
+  %a = call <vscale x 16 x i16> @llvm.riscv.vslide1up.mask.nxv16i16.i16(
+    <vscale x 16 x i16> %0,
+    <vscale x 16 x i16> %1,
+    i16 %2,
+    <vscale x 16 x i1> %3,
+    i64 %4)
+
+  ret <vscale x 16 x i16> %a
+}
+
+declare <vscale x 32 x i16> @llvm.riscv.vslide1up.nxv32i16.i16(
+  <vscale x 32 x i16>,
+  i16,
+  i64);
+
+define <vscale x 32 x i16> @intrinsic_vslide1up_vx_nxv32i16_nxv32i16_i16(<vscale x 32 x i16> %0, i16 %1, i64 %2) nounwind {
+entry:
+; CHECK-LABEL: intrinsic_vslide1up_vx_nxv32i16_nxv32i16_i16
+; CHECK:       vsetvli {{.*}}, {{a[0-9]+}}, e16,m8,ta,mu
+; CHECK:       vslide1up.vx {{v[0-9]+}}, {{v[0-9]+}}, {{a[0-9]+}}
+  %a = call <vscale x 32 x i16> @llvm.riscv.vslide1up.nxv32i16.i16(
+    <vscale x 32 x i16> %0,
+    i16 %1,
+    i64 %2)
+
+  ret <vscale x 32 x i16> %a
+}
+
+declare <vscale x 32 x i16> @llvm.riscv.vslide1up.mask.nxv32i16.i16(
+  <vscale x 32 x i16>,
+  <vscale x 32 x i16>,
+  i16,
+  <vscale x 32 x i1>,
+  i64);
+
+define <vscale x 32 x i16> @intrinsic_vslide1up_mask_vx_nxv32i16_nxv32i16_i16(<vscale x 32 x i16> %0, <vscale x 32 x i16> %1, i16 %2, <vscale x 32 x i1> %3, i64 %4) nounwind {
+entry:
+; CHECK-LABEL: intrinsic_vslide1up_mask_vx_nxv32i16_nxv32i16_i16
+; CHECK:       vsetvli {{.*}}, {{a[0-9]+}}, e16,m8,ta,mu
+; CHECK:       vslide1up.vx {{v[0-9]+}}, {{v[0-9]+}}, {{a[0-9]+}}, v0.t
+  %a = call <vscale x 32 x i16> @llvm.riscv.vslide1up.mask.nxv32i16.i16(
+    <vscale x 32 x i16> %0,
+    <vscale x 32 x i16> %1,
+    i16 %2,
+    <vscale x 32 x i1> %3,
+    i64 %4)
+
+  ret <vscale x 32 x i16> %a
+}
+
+declare <vscale x 1 x i32> @llvm.riscv.vslide1up.nxv1i32.i32(
+  <vscale x 1 x i32>,
+  i32,
+  i64);
+
+define <vscale x 1 x i32> @intrinsic_vslide1up_vx_nxv1i32_nxv1i32_i32(<vscale x 1 x i32> %0, i32 %1, i64 %2) nounwind {
+entry:
+; CHECK-LABEL: intrinsic_vslide1up_vx_nxv1i32_nxv1i32_i32
+; CHECK:       vsetvli {{.*}}, {{a[0-9]+}}, e32,mf2,ta,mu
+; CHECK:       vslide1up.vx {{v[0-9]+}}, {{v[0-9]+}}, {{a[0-9]+}}
+  %a = call <vscale x 1 x i32> @llvm.riscv.vslide1up.nxv1i32.i32(
+    <vscale x 1 x i32> %0,
+    i32 %1,
+    i64 %2)
+
+  ret <vscale x 1 x i32> %a
+}
+
+declare <vscale x 1 x i32> @llvm.riscv.vslide1up.mask.nxv1i32.i32(
+  <vscale x 1 x i32>,
+  <vscale x 1 x i32>,
+  i32,
+  <vscale x 1 x i1>,
+  i64);
+
+define <vscale x 1 x i32> @intrinsic_vslide1up_mask_vx_nxv1i32_nxv1i32_i32(<vscale x 1 x i32> %0, <vscale x 1 x i32> %1, i32 %2, <vscale x 1 x i1> %3, i64 %4) nounwind {
+entry:
+; CHECK-LABEL: intrinsic_vslide1up_mask_vx_nxv1i32_nxv1i32_i32
+; CHECK:       vsetvli {{.*}}, {{a[0-9]+}}, e32,mf2,ta,mu
+; CHECK:       vslide1up.vx {{v[0-9]+}}, {{v[0-9]+}}, {{a[0-9]+}}, v0.t
+  %a = call <vscale x 1 x i32> @llvm.riscv.vslide1up.mask.nxv1i32.i32(
+    <vscale x 1 x i32> %0,
+    <vscale x 1 x i32> %1,
+    i32 %2,
+    <vscale x 1 x i1> %3,
+    i64 %4)
+
+  ret <vscale x 1 x i32> %a
+}
+
+declare <vscale x 2 x i32> @llvm.riscv.vslide1up.nxv2i32.i32(
+  <vscale x 2 x i32>,
+  i32,
+  i64);
+
+define <vscale x 2 x i32> @intrinsic_vslide1up_vx_nxv2i32_nxv2i32_i32(<vscale x 2 x i32> %0, i32 %1, i64 %2) nounwind {
+entry:
+; CHECK-LABEL: intrinsic_vslide1up_vx_nxv2i32_nxv2i32_i32
+; CHECK:       vsetvli {{.*}}, {{a[0-9]+}}, e32,m1,ta,mu
+; CHECK:       vslide1up.vx {{v[0-9]+}}, {{v[0-9]+}}, {{a[0-9]+}}
+  %a = call <vscale x 2 x i32> @llvm.riscv.vslide1up.nxv2i32.i32(
+    <vscale x 2 x i32> %0,
+    i32 %1,
+    i64 %2)
+
+  ret <vscale x 2 x i32> %a
+}
+
+declare <vscale x 2 x i32> @llvm.riscv.vslide1up.mask.nxv2i32.i32(
+  <vscale x 2 x i32>,
+  <vscale x 2 x i32>,
+  i32,
+  <vscale x 2 x i1>,
+  i64);
+
+define <vscale x 2 x i32> @intrinsic_vslide1up_mask_vx_nxv2i32_nxv2i32_i32(<vscale x 2 x i32> %0, <vscale x 2 x i32> %1, i32 %2, <vscale x 2 x i1> %3, i64 %4) nounwind {
+entry:
+; CHECK-LABEL: intrinsic_vslide1up_mask_vx_nxv2i32_nxv2i32_i32
+; CHECK:       vsetvli {{.*}}, {{a[0-9]+}}, e32,m1,ta,mu
+; CHECK:       vslide1up.vx {{v[0-9]+}}, {{v[0-9]+}}, {{a[0-9]+}}, v0.t
+  %a = call <vscale x 2 x i32> @llvm.riscv.vslide1up.mask.nxv2i32.i32(
+    <vscale x 2 x i32> %0,
+    <vscale x 2 x i32> %1,
+    i32 %2,
+    <vscale x 2 x i1> %3,
+    i64 %4)
+
+  ret <vscale x 2 x i32> %a
+}
+
+declare <vscale x 4 x i32> @llvm.riscv.vslide1up.nxv4i32.i32(
+  <vscale x 4 x i32>,
+  i32,
+  i64);
+
+define <vscale x 4 x i32> @intrinsic_vslide1up_vx_nxv4i32_nxv4i32_i32(<vscale x 4 x i32> %0, i32 %1, i64 %2) nounwind {
+entry:
+; CHECK-LABEL: intrinsic_vslide1up_vx_nxv4i32_nxv4i32_i32
+; CHECK:       vsetvli {{.*}}, {{a[0-9]+}}, e32,m2,ta,mu
+; CHECK:       vslide1up.vx {{v[0-9]+}}, {{v[0-9]+}}, {{a[0-9]+}}
+  %a = call <vscale x 4 x i32> @llvm.riscv.vslide1up.nxv4i32.i32(
+    <vscale x 4 x i32> %0,
+    i32 %1,
+    i64 %2)
+
+  ret <vscale x 4 x i32> %a
+}
+
+declare <vscale x 4 x i32> @llvm.riscv.vslide1up.mask.nxv4i32.i32(
+  <vscale x 4 x i32>,
+  <vscale x 4 x i32>,
+  i32,
+  <vscale x 4 x i1>,
+  i64);
+
+define <vscale x 4 x i32> @intrinsic_vslide1up_mask_vx_nxv4i32_nxv4i32_i32(<vscale x 4 x i32> %0, <vscale x 4 x i32> %1, i32 %2, <vscale x 4 x i1> %3, i64 %4) nounwind {
+entry:
+; CHECK-LABEL: intrinsic_vslide1up_mask_vx_nxv4i32_nxv4i32_i32
+; CHECK:       vsetvli {{.*}}, {{a[0-9]+}}, e32,m2,ta,mu
+; CHECK:       vslide1up.vx {{v[0-9]+}}, {{v[0-9]+}}, {{a[0-9]+}}, v0.t
+  %a = call <vscale x 4 x i32> @llvm.riscv.vslide1up.mask.nxv4i32.i32(
+    <vscale x 4 x i32> %0,
+    <vscale x 4 x i32> %1,
+    i32 %2,
+    <vscale x 4 x i1> %3,
+    i64 %4)
+
+  ret <vscale x 4 x i32> %a
+}
+
+declare <vscale x 8 x i32> @llvm.riscv.vslide1up.nxv8i32.i32(
+  <vscale x 8 x i32>,
+  i32,
+  i64);
+
+define <vscale x 8 x i32> @intrinsic_vslide1up_vx_nxv8i32_nxv8i32_i32(<vscale x 8 x i32> %0, i32 %1, i64 %2) nounwind {
+entry:
+; CHECK-LABEL: intrinsic_vslide1up_vx_nxv8i32_nxv8i32_i32
+; CHECK:       vsetvli {{.*}}, {{a[0-9]+}}, e32,m4,ta,mu
+; CHECK:       vslide1up.vx {{v[0-9]+}}, {{v[0-9]+}}, {{a[0-9]+}}
+  %a = call <vscale x 8 x i32> @llvm.riscv.vslide1up.nxv8i32.i32(
+    <vscale x 8 x i32> %0,
+    i32 %1,
+    i64 %2)
+
+  ret <vscale x 8 x i32> %a
+}
+
+declare <vscale x 8 x i32> @llvm.riscv.vslide1up.mask.nxv8i32.i32(
+  <vscale x 8 x i32>,
+  <vscale x 8 x i32>,
+  i32,
+  <vscale x 8 x i1>,
+  i64);
+
+define <vscale x 8 x i32> @intrinsic_vslide1up_mask_vx_nxv8i32_nxv8i32_i32(<vscale x 8 x i32> %0, <vscale x 8 x i32> %1, i32 %2, <vscale x 8 x i1> %3, i64 %4) nounwind {
+entry:
+; CHECK-LABEL: intrinsic_vslide1up_mask_vx_nxv8i32_nxv8i32_i32
+; CHECK:       vsetvli {{.*}}, {{a[0-9]+}}, e32,m4,ta,mu
+; CHECK:       vslide1up.vx {{v[0-9]+}}, {{v[0-9]+}}, {{a[0-9]+}}, v0.t
+  %a = call <vscale x 8 x i32> @llvm.riscv.vslide1up.mask.nxv8i32.i32(
+    <vscale x 8 x i32> %0,
+    <vscale x 8 x i32> %1,
+    i32 %2,
+    <vscale x 8 x i1> %3,
+    i64 %4)
+
+  ret <vscale x 8 x i32> %a
+}
+
+declare <vscale x 16 x i32> @llvm.riscv.vslide1up.nxv16i32.i32(
+  <vscale x 16 x i32>,
+  i32,
+  i64);
+
+define <vscale x 16 x i32> @intrinsic_vslide1up_vx_nxv16i32_nxv16i32_i32(<vscale x 16 x i32> %0, i32 %1, i64 %2) nounwind {
+entry:
+; CHECK-LABEL: intrinsic_vslide1up_vx_nxv16i32_nxv16i32_i32
+; CHECK:       vsetvli {{.*}}, {{a[0-9]+}}, e32,m8,ta,mu
+; CHECK:       vslide1up.vx {{v[0-9]+}}, {{v[0-9]+}}, {{a[0-9]+}}
+  %a = call <vscale x 16 x i32> @llvm.riscv.vslide1up.nxv16i32.i32(
+    <vscale x 16 x i32> %0,
+    i32 %1,
+    i64 %2)
+
+  ret <vscale x 16 x i32> %a
+}
+
+declare <vscale x 16 x i32> @llvm.riscv.vslide1up.mask.nxv16i32.i32(
+  <vscale x 16 x i32>,
+  <vscale x 16 x i32>,
+  i32,
+  <vscale x 16 x i1>,
+  i64);
+
+define <vscale x 16 x i32> @intrinsic_vslide1up_mask_vx_nxv16i32_nxv16i32_i32(<vscale x 16 x i32> %0, <vscale x 16 x i32> %1, i32 %2, <vscale x 16 x i1> %3, i64 %4) nounwind {
+entry:
+; CHECK-LABEL: intrinsic_vslide1up_mask_vx_nxv16i32_nxv16i32_i32
+; CHECK:       vsetvli {{.*}}, {{a[0-9]+}}, e32,m8,ta,mu
+; CHECK:       vslide1up.vx {{v[0-9]+}}, {{v[0-9]+}}, {{a[0-9]+}}, v0.t
+  %a = call <vscale x 16 x i32> @llvm.riscv.vslide1up.mask.nxv16i32.i32(
+    <vscale x 16 x i32> %0,
+    <vscale x 16 x i32> %1,
+    i32 %2,
+    <vscale x 16 x i1> %3,
+    i64 %4)
+
+  ret <vscale x 16 x i32> %a
+}
+
+declare <vscale x 1 x i64> @llvm.riscv.vslide1up.nxv1i64.i64(
+  <vscale x 1 x i64>,
+  i64,
+  i64);
+
+define <vscale x 1 x i64> @intrinsic_vslide1up_vx_nxv1i64_nxv1i64_i64(<vscale x 1 x i64> %0, i64 %1, i64 %2) nounwind {
+entry:
+; CHECK-LABEL: intrinsic_vslide1up_vx_nxv1i64_nxv1i64_i64
+; CHECK:       vsetvli {{.*}}, {{a[0-9]+}}, e64,m1,ta,mu
+; CHECK:       vslide1up.vx {{v[0-9]+}}, {{v[0-9]+}}, {{a[0-9]+}}
+  %a = call <vscale x 1 x i64> @llvm.riscv.vslide1up.nxv1i64.i64(
+    <vscale x 1 x i64> %0,
+    i64 %1,
+    i64 %2)
+
+  ret <vscale x 1 x i64> %a
+}
+
+declare <vscale x 1 x i64> @llvm.riscv.vslide1up.mask.nxv1i64.i64(
+  <vscale x 1 x i64>,
+  <vscale x 1 x i64>,
+  i64,
+  <vscale x 1 x i1>,
+  i64);
+
+define <vscale x 1 x i64> @intrinsic_vslide1up_mask_vx_nxv1i64_nxv1i64_i64(<vscale x 1 x i64> %0, <vscale x 1 x i64> %1, i64 %2, <vscale x 1 x i1> %3, i64 %4) nounwind {
+entry:
+; CHECK-LABEL: intrinsic_vslide1up_mask_vx_nxv1i64_nxv1i64_i64
+; CHECK:       vsetvli {{.*}}, {{a[0-9]+}}, e64,m1,ta,mu
+; CHECK:       vslide1up.vx {{v[0-9]+}}, {{v[0-9]+}}, {{a[0-9]+}}, v0.t
+  %a = call <vscale x 1 x i64> @llvm.riscv.vslide1up.mask.nxv1i64.i64(
+    <vscale x 1 x i64> %0,
+    <vscale x 1 x i64> %1,
+    i64 %2,
+    <vscale x 1 x i1> %3,
+    i64 %4)
+
+  ret <vscale x 1 x i64> %a
+}
+
+declare <vscale x 2 x i64> @llvm.riscv.vslide1up.nxv2i64.i64(
+  <vscale x 2 x i64>,
+  i64,
+  i64);
+
+define <vscale x 2 x i64> @intrinsic_vslide1up_vx_nxv2i64_nxv2i64_i64(<vscale x 2 x i64> %0, i64 %1, i64 %2) nounwind {
+entry:
+; CHECK-LABEL: intrinsic_vslide1up_vx_nxv2i64_nxv2i64_i64
+; CHECK:       vsetvli {{.*}}, {{a[0-9]+}}, e64,m2,ta,mu
+; CHECK:       vslide1up.vx {{v[0-9]+}}, {{v[0-9]+}}, {{a[0-9]+}}
+  %a = call <vscale x 2 x i64> @llvm.riscv.vslide1up.nxv2i64.i64(
+    <vscale x 2 x i64> %0,
+    i64 %1,
+    i64 %2)
+
+  ret <vscale x 2 x i64> %a
+}
+
+declare <vscale x 2 x i64> @llvm.riscv.vslide1up.mask.nxv2i64.i64(
+  <vscale x 2 x i64>,
+  <vscale x 2 x i64>,
+  i64,
+  <vscale x 2 x i1>,
+  i64);
+
+define <vscale x 2 x i64> @intrinsic_vslide1up_mask_vx_nxv2i64_nxv2i64_i64(<vscale x 2 x i64> %0, <vscale x 2 x i64> %1, i64 %2, <vscale x 2 x i1> %3, i64 %4) nounwind {
+entry:
+; CHECK-LABEL: intrinsic_vslide1up_mask_vx_nxv2i64_nxv2i64_i64
+; CHECK:       vsetvli {{.*}}, {{a[0-9]+}}, e64,m2,ta,mu
+; CHECK:       vslide1up.vx {{v[0-9]+}}, {{v[0-9]+}}, {{a[0-9]+}}, v0.t
+  %a = call <vscale x 2 x i64> @llvm.riscv.vslide1up.mask.nxv2i64.i64(
+    <vscale x 2 x i64> %0,
+    <vscale x 2 x i64> %1,
+    i64 %2,
+    <vscale x 2 x i1> %3,
+    i64 %4)
+
+  ret <vscale x 2 x i64> %a
+}
+
+declare <vscale x 4 x i64> @llvm.riscv.vslide1up.nxv4i64.i64(
+  <vscale x 4 x i64>,
+  i64,
+  i64);
+
+define <vscale x 4 x i64> @intrinsic_vslide1up_vx_nxv4i64_nxv4i64_i64(<vscale x 4 x i64> %0, i64 %1, i64 %2) nounwind {
+entry:
+; CHECK-LABEL: intrinsic_vslide1up_vx_nxv4i64_nxv4i64_i64
+; CHECK:       vsetvli {{.*}}, {{a[0-9]+}}, e64,m4,ta,mu
+; CHECK:       vslide1up.vx {{v[0-9]+}}, {{v[0-9]+}}, {{a[0-9]+}}
+  %a = call <vscale x 4 x i64> @llvm.riscv.vslide1up.nxv4i64.i64(
+    <vscale x 4 x i64> %0,
+    i64 %1,
+    i64 %2)
+
+  ret <vscale x 4 x i64> %a
+}
+
+declare <vscale x 4 x i64> @llvm.riscv.vslide1up.mask.nxv4i64.i64(
+  <vscale x 4 x i64>,
+  <vscale x 4 x i64>,
+  i64,
+  <vscale x 4 x i1>,
+  i64);
+
+define <vscale x 4 x i64> @intrinsic_vslide1up_mask_vx_nxv4i64_nxv4i64_i64(<vscale x 4 x i64> %0, <vscale x 4 x i64> %1, i64 %2, <vscale x 4 x i1> %3, i64 %4) nounwind {
+entry:
+; CHECK-LABEL: intrinsic_vslide1up_mask_vx_nxv4i64_nxv4i64_i64
+; CHECK:       vsetvli {{.*}}, {{a[0-9]+}}, e64,m4,ta,mu
+; CHECK:       vslide1up.vx {{v[0-9]+}}, {{v[0-9]+}}, {{a[0-9]+}}, v0.t
+  %a = call <vscale x 4 x i64> @llvm.riscv.vslide1up.mask.nxv4i64.i64(
+    <vscale x 4 x i64> %0,
+    <vscale x 4 x i64> %1,
+    i64 %2,
+    <vscale x 4 x i1> %3,
+    i64 %4)
+
+  ret <vscale x 4 x i64> %a
+}
+
+declare <vscale x 8 x i64> @llvm.riscv.vslide1up.nxv8i64.i64(
+  <vscale x 8 x i64>,
+  i64,
+  i64);
+
+define <vscale x 8 x i64> @intrinsic_vslide1up_vx_nxv8i64_nxv8i64_i64(<vscale x 8 x i64> %0, i64 %1, i64 %2) nounwind {
+entry:
+; CHECK-LABEL: intrinsic_vslide1up_vx_nxv8i64_nxv8i64_i64
+; CHECK:       vsetvli {{.*}}, {{a[0-9]+}}, e64,m8,ta,mu
+; CHECK:       vslide1up.vx {{v[0-9]+}}, {{v[0-9]+}}, {{a[0-9]+}}
+  %a = call <vscale x 8 x i64> @llvm.riscv.vslide1up.nxv8i64.i64(
+    <vscale x 8 x i64> %0,
+    i64 %1,
+    i64 %2)
+
+  ret <vscale x 8 x i64> %a
+}
+
+declare <vscale x 8 x i64> @llvm.riscv.vslide1up.mask.nxv8i64.i64(
+  <vscale x 8 x i64>,
+  <vscale x 8 x i64>,
+  i64,
+  <vscale x 8 x i1>,
+  i64);
+
+define <vscale x 8 x i64> @intrinsic_vslide1up_mask_vx_nxv8i64_nxv8i64_i64(<vscale x 8 x i64> %0, <vscale x 8 x i64> %1, i64 %2, <vscale x 8 x i1> %3, i64 %4) nounwind {
+entry:
+; CHECK-LABEL: intrinsic_vslide1up_mask_vx_nxv8i64_nxv8i64_i64
+; CHECK:       vsetvli {{.*}}, {{a[0-9]+}}, e64,m8,ta,mu
+; CHECK:       vslide1up.vx {{v[0-9]+}}, {{v[0-9]+}}, {{a[0-9]+}}, v0.t
+  %a = call <vscale x 8 x i64> @llvm.riscv.vslide1up.mask.nxv8i64.i64(
+    <vscale x 8 x i64> %0,
+    <vscale x 8 x i64> %1,
+    i64 %2,
+    <vscale x 8 x i1> %3,
+    i64 %4)
+
+  ret <vscale x 8 x i64> %a
+}