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Differential D130753

[RISCV][test] Precommitted test for optimization for vmerge and unmasked intrinsics.
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Authored by fakepaper56 on Jul 29 2022, 2:50 AM.

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reames
craig.topper
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rG7050f2102e68: [RISCV][test] Precommitted test for optimization for vmerge and unmasked…
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Precommitted test cases for D130442.

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fakepaper56 created this revision.Jul 29 2022, 2:50 AM
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fakepaper56 mentioned this in D130442: [RISCV] Peephole optimization to fold merge.vvm and unmasked intrinsics..Jul 29 2022, 2:59 AM
Harbormaster completed remote builds in B178230: Diff 448559.Jul 29 2022, 3:25 AM
craig.topper added a child revision: D130442: [RISCV] Peephole optimization to fold merge.vvm and unmasked intrinsics..Aug 2 2022, 10:31 AM
fakepaper56 updated this revision to Diff 450697.Aug 7 2022, 10:11 PM

Rebase and ping.

Harbormaster completed remote builds in B179832: Diff 450697.Aug 7 2022, 10:56 PM
craig.topper accepted this revision.Aug 8 2022, 12:09 PM

LGTM

This revision is now accepted and ready to land.Aug 8 2022, 12:09 PM
This revision was landed with ongoing or failed builds.Aug 10 2022, 10:23 PM
Closed by commit rG7050f2102e68: [RISCV][test] Precommitted test for optimization for vmerge and unmasked… (authored by fakepaper56). · Explain Why
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fakepaper56 added a commit: rG7050f2102e68: [RISCV][test] Precommitted test for optimization for vmerge and unmasked….

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llvm/
test/
CodeGen/
RISCV/
rvv/
215 lines
358 lines

Diff 451726

llvm/test/CodeGen/RISCV/rvv/fixed-vectors-peephole-vmerge-vops.ll

  • This file was added.
; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py
; RUN: llc < %s -mtriple=riscv64 -mattr=+v -riscv-v-vector-bits-min=256 | FileCheck %s
declare <8 x i16> @llvm.vp.merge.nxv2i16(<8 x i1>, <8 x i16>, <8 x i16>, i32)
declare <8 x i32> @llvm.vp.merge.nxv2i32(<8 x i1>, <8 x i32>, <8 x i32>, i32)
declare <8 x float> @llvm.vp.merge.nxv2f32(<8 x i1>, <8 x float>, <8 x float>, i32)
declare <8 x double> @llvm.vp.merge.nxv2f64(<8 x i1>, <8 x double>, <8 x double>, i32)
; Test binary operator with vp.merge and vp.smax.
declare <8 x i32> @llvm.vp.add.nxv2i32(<8 x i32>, <8 x i32>, <8 x i1>, i32)
define <8 x i32> @vpmerge_vpadd(<8 x i32> %passthru, <8 x i32> %x, <8 x i32> %y, <8 x i1> %m, i32 zeroext %vl) {
; CHECK-LABEL: vpmerge_vpadd:
; CHECK: # %bb.0:
; CHECK-NEXT: vsetvli zero, a0, e32, m1, ta, mu
; CHECK-NEXT: vadd.vv v9, v9, v10
; CHECK-NEXT: vsetvli zero, zero, e32, m1, tu, mu
; CHECK-NEXT: vmerge.vvm v8, v8, v9, v0
; CHECK-NEXT: ret
%splat = insertelement <8 x i1> poison, i1 -1, i32 0
%mask = shufflevector <8 x i1> %splat, <8 x i1> poison, <8 x i32> zeroinitializer
%a = call <8 x i32> @llvm.vp.add.nxv2i32(<8 x i32> %x, <8 x i32> %y, <8 x i1> %mask, i32 %vl)
%b = call <8 x i32> @llvm.vp.merge.nxv2i32(<8 x i1> %m, <8 x i32> %a, <8 x i32> %passthru, i32 %vl)
ret <8 x i32> %b
}
; Test glued node of merge should not be deleted.
declare <8 x i1> @llvm.vp.icmp.nxv2i32(<8 x i32>, <8 x i32>, metadata, <8 x i1>, i32)
define <8 x i32> @vpmerge_vpadd2(<8 x i32> %passthru, <8 x i32> %x, <8 x i32> %y, i32 zeroext %vl) {
; CHECK-LABEL: vpmerge_vpadd2:
; CHECK: # %bb.0:
; CHECK-NEXT: vsetvli zero, a0, e32, m1, ta, mu
; CHECK-NEXT: vadd.vv v11, v9, v10
; CHECK-NEXT: vmseq.vv v0, v9, v10
; CHECK-NEXT: vsetvli zero, zero, e32, m1, tu, mu
; CHECK-NEXT: vmerge.vvm v8, v8, v11, v0
; CHECK-NEXT: ret
%splat = insertelement <8 x i1> poison, i1 -1, i32 0
%mask = shufflevector <8 x i1> %splat, <8 x i1> poison, <8 x i32> zeroinitializer
%a = call <8 x i32> @llvm.vp.add.nxv2i32(<8 x i32> %x, <8 x i32> %y, <8 x i1> %mask, i32 %vl)
%m = call <8 x i1> @llvm.vp.icmp.nxv2i32(<8 x i32> %x, <8 x i32> %y, metadata !"eq", <8 x i1> %mask, i32 %vl)
%b = call <8 x i32> @llvm.vp.merge.nxv2i32(<8 x i1> %m, <8 x i32> %a, <8 x i32> %passthru, i32 %vl)
ret <8 x i32> %b
}
; Test vp.merge have all-ones mask.
define <8 x i32> @vpmerge_vpadd3(<8 x i32> %passthru, <8 x i32> %x, <8 x i32> %y, i32 zeroext %vl) {
; CHECK-LABEL: vpmerge_vpadd3:
; CHECK: # %bb.0:
; CHECK-NEXT: vsetivli zero, 8, e8, mf4, ta, mu
; CHECK-NEXT: vmset.m v0
; CHECK-NEXT: vsetvli zero, a0, e32, m1, ta, mu
; CHECK-NEXT: vadd.vv v9, v9, v10
; CHECK-NEXT: vsetvli zero, zero, e32, m1, tu, mu
; CHECK-NEXT: vmerge.vvm v8, v8, v9, v0
; CHECK-NEXT: ret
%splat = insertelement <8 x i1> poison, i1 -1, i32 0
%mask = shufflevector <8 x i1> %splat, <8 x i1> poison, <8 x i32> zeroinitializer
%a = call <8 x i32> @llvm.vp.add.nxv2i32(<8 x i32> %x, <8 x i32> %y, <8 x i1> %mask, i32 %vl)
%b = call <8 x i32> @llvm.vp.merge.nxv2i32(<8 x i1> %mask, <8 x i32> %a, <8 x i32> %passthru, i32 %vl)
ret <8 x i32> %b
}
; Test float binary operator with vp.merge and vp.fadd.
declare <8 x float> @llvm.vp.fadd.nxv2f32(<8 x float>, <8 x float>, <8 x i1>, i32)
define <8 x float> @vpmerge_vpfadd(<8 x float> %passthru, <8 x float> %x, <8 x float> %y, <8 x i1> %m, i32 zeroext %vl) {
; CHECK-LABEL: vpmerge_vpfadd:
; CHECK: # %bb.0:
; CHECK-NEXT: vsetvli zero, a0, e32, m1, ta, mu
; CHECK-NEXT: vfadd.vv v9, v9, v10
; CHECK-NEXT: vsetvli zero, zero, e32, m1, tu, mu
; CHECK-NEXT: vmerge.vvm v8, v8, v9, v0
; CHECK-NEXT: ret
%splat = insertelement <8 x i1> poison, i1 -1, i32 0
%mask = shufflevector <8 x i1> %splat, <8 x i1> poison, <8 x i32> zeroinitializer
%a = call <8 x float> @llvm.vp.fadd.nxv2f32(<8 x float> %x, <8 x float> %y, <8 x i1> %mask, i32 %vl)
%b = call <8 x float> @llvm.vp.merge.nxv2f32(<8 x i1> %m, <8 x float> %a, <8 x float> %passthru, i32 %vl)
ret <8 x float> %b
}
; Test conversion by fptosi.
declare <8 x i16> @llvm.vp.fptosi.nxv2i16.nxv2f32(<8 x float>, <8 x i1>, i32)
define <8 x i16> @vpmerge_vpfptosi(<8 x i16> %passthru, <8 x float> %x, <8 x i1> %m, i32 zeroext %vl) {
; CHECK-LABEL: vpmerge_vpfptosi:
; CHECK: # %bb.0:
; CHECK-NEXT: vsetvli zero, a0, e16, mf2, ta, mu
; CHECK-NEXT: vfncvt.rtz.x.f.w v10, v9
; CHECK-NEXT: vsetvli zero, zero, e16, mf2, tu, mu
; CHECK-NEXT: vmerge.vvm v8, v8, v10, v0
; CHECK-NEXT: ret
%splat = insertelement <8 x i1> poison, i1 -1, i32 0
%mask = shufflevector <8 x i1> %splat, <8 x i1> poison, <8 x i32> zeroinitializer
%a = call <8 x i16> @llvm.vp.fptosi.nxv2i16.nxv2f32(<8 x float> %x, <8 x i1> %mask, i32 %vl)
%b = call <8 x i16> @llvm.vp.merge.nxv2i16(<8 x i1> %m, <8 x i16> %a, <8 x i16> %passthru, i32 %vl)
ret <8 x i16> %b
}
; Test conversion by sitofp.
declare <8 x float> @llvm.vp.sitofp.nxv2f32.nxv2i64(<8 x i64>, <8 x i1>, i32)
define <8 x float> @vpmerge_vpsitofp(<8 x float> %passthru, <8 x i64> %x, <8 x i1> %m, i32 zeroext %vl) {
; CHECK-LABEL: vpmerge_vpsitofp:
; CHECK: # %bb.0:
; CHECK-NEXT: vsetvli zero, a0, e32, m1, ta, mu
; CHECK-NEXT: vfncvt.f.x.w v9, v10
; CHECK-NEXT: vsetvli zero, zero, e32, m1, tu, mu
; CHECK-NEXT: vmerge.vvm v8, v8, v9, v0
; CHECK-NEXT: ret
%splat = insertelement <8 x i1> poison, i1 -1, i32 0
%mask = shufflevector <8 x i1> %splat, <8 x i1> poison, <8 x i32> zeroinitializer
%a = call <8 x float> @llvm.vp.sitofp.nxv2f32.nxv2i64(<8 x i64> %x, <8 x i1> %mask, i32 %vl)
%b = call <8 x float> @llvm.vp.merge.nxv2f32(<8 x i1> %m, <8 x float> %a, <8 x float> %passthru, i32 %vl)
ret <8 x float> %b
}
; Test integer extension by vp.zext.
declare <8 x i32> @llvm.vp.zext.nxv2i32.nxv2i8(<8 x i8>, <8 x i1>, i32)
define <8 x i32> @vpmerge_vpzext(<8 x i32> %passthru, <8 x i8> %x, <8 x i1> %m, i32 zeroext %vl) {
; CHECK-LABEL: vpmerge_vpzext:
; CHECK: # %bb.0:
; CHECK-NEXT: vsetvli zero, a0, e32, m1, ta, mu
; CHECK-NEXT: vzext.vf4 v10, v9
; CHECK-NEXT: vsetvli zero, zero, e32, m1, tu, mu
; CHECK-NEXT: vmerge.vvm v8, v8, v10, v0
; CHECK-NEXT: ret
%splat = insertelement <8 x i1> poison, i1 -1, i32 0
%mask = shufflevector <8 x i1> %splat, <8 x i1> poison, <8 x i32> zeroinitializer
%a = call <8 x i32> @llvm.vp.zext.nxv2i32.nxv2i8(<8 x i8> %x, <8 x i1> %mask, i32 %vl)
%b = call <8 x i32> @llvm.vp.merge.nxv2i32(<8 x i1> %m, <8 x i32> %a, <8 x i32> %passthru, i32 %vl)
ret <8 x i32> %b
}
; Test integer truncation by vp.trunc.
declare <8 x i32> @llvm.vp.trunc.nxv2i32.nxv2i64(<8 x i64>, <8 x i1>, i32)
define <8 x i32> @vpmerge_vptrunc(<8 x i32> %passthru, <8 x i64> %x, <8 x i1> %m, i32 zeroext %vl) {
; CHECK-LABEL: vpmerge_vptrunc:
; CHECK: # %bb.0:
; CHECK-NEXT: vsetvli zero, a0, e32, m1, ta, mu
; CHECK-NEXT: vncvt.x.x.w v9, v10
; CHECK-NEXT: vsetvli zero, zero, e32, m1, tu, mu
; CHECK-NEXT: vmerge.vvm v8, v8, v9, v0
; CHECK-NEXT: ret
%splat = insertelement <8 x i1> poison, i1 -1, i32 0
%mask = shufflevector <8 x i1> %splat, <8 x i1> poison, <8 x i32> zeroinitializer
%a = call <8 x i32> @llvm.vp.trunc.nxv2i32.nxv2i64(<8 x i64> %x, <8 x i1> %mask, i32 %vl)
%b = call <8 x i32> @llvm.vp.merge.nxv2i32(<8 x i1> %m, <8 x i32> %a, <8 x i32> %passthru, i32 %vl)
ret <8 x i32> %b
}
; Test integer extension by vp.fpext.
declare <8 x double> @llvm.vp.fpext.nxv2f64.nxv2f32(<8 x float>, <8 x i1>, i32)
define <8 x double> @vpmerge_vpfpext(<8 x double> %passthru, <8 x float> %x, <8 x i1> %m, i32 zeroext %vl) {
; CHECK-LABEL: vpmerge_vpfpext:
; CHECK: # %bb.0:
; CHECK-NEXT: vsetvli zero, a0, e32, m1, ta, mu
; CHECK-NEXT: vfwcvt.f.f.v v12, v10
; CHECK-NEXT: vsetvli zero, zero, e64, m2, tu, mu
; CHECK-NEXT: vmerge.vvm v8, v8, v12, v0
; CHECK-NEXT: ret
%splat = insertelement <8 x i1> poison, i1 -1, i32 0
%mask = shufflevector <8 x i1> %splat, <8 x i1> poison, <8 x i32> zeroinitializer
%a = call <8 x double> @llvm.vp.fpext.nxv2f64.nxv2f32(<8 x float> %x, <8 x i1> %mask, i32 %vl)
%b = call <8 x double> @llvm.vp.merge.nxv2f64(<8 x i1> %m, <8 x double> %a, <8 x double> %passthru, i32 %vl)
ret <8 x double> %b
}
; Test integer truncation by vp.trunc.
declare <8 x float> @llvm.vp.fptrunc.nxv2f32.nxv2f64(<8 x double>, <8 x i1>, i32)
define <8 x float> @vpmerge_vpfptrunc(<8 x float> %passthru, <8 x double> %x, <8 x i1> %m, i32 zeroext %vl) {
; CHECK-LABEL: vpmerge_vpfptrunc:
; CHECK: # %bb.0:
; CHECK-NEXT: vsetvli zero, a0, e32, m1, ta, mu
; CHECK-NEXT: vfncvt.f.f.w v9, v10
; CHECK-NEXT: vsetvli zero, zero, e32, m1, tu, mu
; CHECK-NEXT: vmerge.vvm v8, v8, v9, v0
; CHECK-NEXT: ret
%splat = insertelement <8 x i1> poison, i1 -1, i32 0
%mask = shufflevector <8 x i1> %splat, <8 x i1> poison, <8 x i32> zeroinitializer
%a = call <8 x float> @llvm.vp.fptrunc.nxv2f32.nxv2f64(<8 x double> %x, <8 x i1> %mask, i32 %vl)
%b = call <8 x float> @llvm.vp.merge.nxv2f32(<8 x i1> %m, <8 x float> %a, <8 x float> %passthru, i32 %vl)
ret <8 x float> %b
}
; Test load operation by vp.load.
declare <8 x i32> @llvm.vp.load.nxv2i32.p0nxv2i32(<8 x i32> *, <8 x i1>, i32)
define <8 x i32> @vpmerge_vpload(<8 x i32> %passthru, <8 x i32> * %p, <8 x i1> %m, i32 zeroext %vl) {
; CHECK-LABEL: vpmerge_vpload:
; CHECK: # %bb.0:
; CHECK-NEXT: vsetvli zero, a1, e32, m1, ta, mu
; CHECK-NEXT: vle32.v v9, (a0)
; CHECK-NEXT: vsetvli zero, zero, e32, m1, tu, mu
; CHECK-NEXT: vmerge.vvm v8, v8, v9, v0
; CHECK-NEXT: ret
%splat = insertelement <8 x i1> poison, i1 -1, i32 0
%mask = shufflevector <8 x i1> %splat, <8 x i1> poison, <8 x i32> zeroinitializer
%a = call <8 x i32> @llvm.vp.load.nxv2i32.p0nxv2i32(<8 x i32> * %p, <8 x i1> %mask, i32 %vl)
%b = call <8 x i32> @llvm.vp.merge.nxv2i32(<8 x i1> %m, <8 x i32> %a, <8 x i32> %passthru, i32 %vl)
ret <8 x i32> %b
}
; Test result have chain and glued node.
define <8 x i32> @vpmerge_vpload2(<8 x i32> %passthru, <8 x i32> * %p, <8 x i32> %x, <8 x i32> %y, i32 zeroext %vl) {
; CHECK-LABEL: vpmerge_vpload2:
; CHECK: # %bb.0:
; CHECK-NEXT: vsetvli zero, a1, e32, m1, ta, mu
; CHECK-NEXT: vle32.v v11, (a0)
; CHECK-NEXT: vmseq.vv v0, v9, v10
; CHECK-NEXT: vsetvli zero, zero, e32, m1, tu, mu
; CHECK-NEXT: vmerge.vvm v8, v8, v11, v0
; CHECK-NEXT: ret
%splat = insertelement <8 x i1> poison, i1 -1, i32 0
%mask = shufflevector <8 x i1> %splat, <8 x i1> poison, <8 x i32> zeroinitializer
%a = call <8 x i32> @llvm.vp.load.nxv2i32.p0nxv2i32(<8 x i32> * %p, <8 x i1> %mask, i32 %vl)
%m = call <8 x i1> @llvm.vp.icmp.nxv2i32(<8 x i32> %x, <8 x i32> %y, metadata !"eq", <8 x i1> %mask, i32 %vl)
%b = call <8 x i32> @llvm.vp.merge.nxv2i32(<8 x i1> %m, <8 x i32> %a, <8 x i32> %passthru, i32 %vl)
ret <8 x i32> %b
}

llvm/test/CodeGen/RISCV/rvv/rvv-peephole-vmerge-vops.ll

  • This file was added.
; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py
; RUN: llc < %s -mtriple=riscv64 -mattr=+v | FileCheck %s
declare <vscale x 2 x i16> @llvm.vp.merge.nxv2i16(<vscale x 2 x i1>, <vscale x 2 x i16>, <vscale x 2 x i16>, i32)
declare <vscale x 2 x i32> @llvm.vp.merge.nxv2i32(<vscale x 2 x i1>, <vscale x 2 x i32>, <vscale x 2 x i32>, i32)
declare <vscale x 2 x float> @llvm.vp.merge.nxv2f32(<vscale x 2 x i1>, <vscale x 2 x float>, <vscale x 2 x float>, i32)
declare <vscale x 2 x double> @llvm.vp.merge.nxv2f64(<vscale x 2 x i1>, <vscale x 2 x double>, <vscale x 2 x double>, i32)
; Test binary operator with vp.merge and vp.smax.
declare <vscale x 2 x i32> @llvm.vp.add.nxv2i32(<vscale x 2 x i32>, <vscale x 2 x i32>, <vscale x 2 x i1>, i32)
define <vscale x 2 x i32> @vpmerge_vpadd(<vscale x 2 x i32> %passthru, <vscale x 2 x i32> %x, <vscale x 2 x i32> %y, <vscale x 2 x i1> %m, i32 zeroext %vl) {
; CHECK-LABEL: vpmerge_vpadd:
; CHECK: # %bb.0:
; CHECK-NEXT: vsetvli zero, a0, e32, m1, ta, mu
; CHECK-NEXT: vadd.vv v9, v9, v10
; CHECK-NEXT: vsetvli zero, zero, e32, m1, tu, mu
; CHECK-NEXT: vmerge.vvm v8, v8, v9, v0
; CHECK-NEXT: ret
%splat = insertelement <vscale x 2 x i1> poison, i1 -1, i32 0
%mask = shufflevector <vscale x 2 x i1> %splat, <vscale x 2 x i1> poison, <vscale x 2 x i32> zeroinitializer
%a = call <vscale x 2 x i32> @llvm.vp.add.nxv2i32(<vscale x 2 x i32> %x, <vscale x 2 x i32> %y, <vscale x 2 x i1> %mask, i32 %vl)
%b = call <vscale x 2 x i32> @llvm.vp.merge.nxv2i32(<vscale x 2 x i1> %m, <vscale x 2 x i32> %a, <vscale x 2 x i32> %passthru, i32 %vl)
ret <vscale x 2 x i32> %b
}
; Test glued node of merge should not be deleted.
declare <vscale x 2 x i1> @llvm.vp.icmp.nxv2i32(<vscale x 2 x i32>, <vscale x 2 x i32>, metadata, <vscale x 2 x i1>, i32)
define <vscale x 2 x i32> @vpmerge_vpadd2(<vscale x 2 x i32> %passthru, <vscale x 2 x i32> %x, <vscale x 2 x i32> %y, i32 zeroext %vl) {
; CHECK-LABEL: vpmerge_vpadd2:
; CHECK: # %bb.0:
; CHECK-NEXT: vsetvli zero, a0, e32, m1, ta, mu
; CHECK-NEXT: vadd.vv v11, v9, v10
; CHECK-NEXT: vmseq.vv v0, v9, v10
; CHECK-NEXT: vsetvli zero, zero, e32, m1, tu, mu
; CHECK-NEXT: vmerge.vvm v8, v8, v11, v0
; CHECK-NEXT: ret
%splat = insertelement <vscale x 2 x i1> poison, i1 -1, i32 0
%mask = shufflevector <vscale x 2 x i1> %splat, <vscale x 2 x i1> poison, <vscale x 2 x i32> zeroinitializer
%a = call <vscale x 2 x i32> @llvm.vp.add.nxv2i32(<vscale x 2 x i32> %x, <vscale x 2 x i32> %y, <vscale x 2 x i1> %mask, i32 %vl)
%m = call <vscale x 2 x i1> @llvm.vp.icmp.nxv2i32(<vscale x 2 x i32> %x, <vscale x 2 x i32> %y, metadata !"eq", <vscale x 2 x i1> %mask, i32 %vl)
%b = call <vscale x 2 x i32> @llvm.vp.merge.nxv2i32(<vscale x 2 x i1> %m, <vscale x 2 x i32> %a, <vscale x 2 x i32> %passthru, i32 %vl)
ret <vscale x 2 x i32> %b
}
; Test vp.merge have all-ones mask.
define <vscale x 2 x i32> @vpmerge_vpadd3(<vscale x 2 x i32> %passthru, <vscale x 2 x i32> %x, <vscale x 2 x i32> %y, i32 zeroext %vl) {
; CHECK-LABEL: vpmerge_vpadd3:
; CHECK: # %bb.0:
; CHECK-NEXT: vsetvli a1, zero, e8, mf4, ta, mu
; CHECK-NEXT: vmset.m v0
; CHECK-NEXT: vsetvli zero, a0, e32, m1, ta, mu
; CHECK-NEXT: vadd.vv v9, v9, v10
; CHECK-NEXT: vsetvli zero, zero, e32, m1, tu, mu
; CHECK-NEXT: vmerge.vvm v8, v8, v9, v0
; CHECK-NEXT: ret
%splat = insertelement <vscale x 2 x i1> poison, i1 -1, i32 0
%mask = shufflevector <vscale x 2 x i1> %splat, <vscale x 2 x i1> poison, <vscale x 2 x i32> zeroinitializer
%a = call <vscale x 2 x i32> @llvm.vp.add.nxv2i32(<vscale x 2 x i32> %x, <vscale x 2 x i32> %y, <vscale x 2 x i1> %mask, i32 %vl)
%b = call <vscale x 2 x i32> @llvm.vp.merge.nxv2i32(<vscale x 2 x i1> %mask, <vscale x 2 x i32> %a, <vscale x 2 x i32> %passthru, i32 %vl)
ret <vscale x 2 x i32> %b
}
; Test float binary operator with vp.merge and vp.fadd.
declare <vscale x 2 x float> @llvm.vp.fadd.nxv2f32(<vscale x 2 x float>, <vscale x 2 x float>, <vscale x 2 x i1>, i32)
define <vscale x 2 x float> @vpmerge_vpfadd(<vscale x 2 x float> %passthru, <vscale x 2 x float> %x, <vscale x 2 x float> %y, <vscale x 2 x i1> %m, i32 zeroext %vl) {
; CHECK-LABEL: vpmerge_vpfadd:
; CHECK: # %bb.0:
; CHECK-NEXT: vsetvli zero, a0, e32, m1, ta, mu
; CHECK-NEXT: vfadd.vv v9, v9, v10
; CHECK-NEXT: vsetvli zero, zero, e32, m1, tu, mu
; CHECK-NEXT: vmerge.vvm v8, v8, v9, v0
; CHECK-NEXT: ret
%splat = insertelement <vscale x 2 x i1> poison, i1 -1, i32 0
%mask = shufflevector <vscale x 2 x i1> %splat, <vscale x 2 x i1> poison, <vscale x 2 x i32> zeroinitializer
%a = call <vscale x 2 x float> @llvm.vp.fadd.nxv2f32(<vscale x 2 x float> %x, <vscale x 2 x float> %y, <vscale x 2 x i1> %mask, i32 %vl)
%b = call <vscale x 2 x float> @llvm.vp.merge.nxv2f32(<vscale x 2 x i1> %m, <vscale x 2 x float> %a, <vscale x 2 x float> %passthru, i32 %vl)
ret <vscale x 2 x float> %b
}
; Test for binary operator with specific EEW by riscv.vrgatherei16.
declare <vscale x 2 x i32> @llvm.riscv.vrgatherei16.vv.nxv2i32.i64(<vscale x 2 x i32>, <vscale x 2 x i32>, <vscale x 2 x i16>, i64)
define <vscale x 2 x i32> @vpmerge_vrgatherei16(<vscale x 2 x i32> %passthru, <vscale x 2 x i32> %x, <vscale x 2 x i16> %y, <vscale x 2 x i1> %m, i32 zeroext %vl) {
; CHECK-LABEL: vpmerge_vrgatherei16:
; CHECK: # %bb.0:
; CHECK-NEXT: vsetvli zero, a0, e32, m1, ta, mu
; CHECK-NEXT: vrgatherei16.vv v8, v9, v10
; CHECK-NEXT: ret
%1 = zext i32 %vl to i64
%2 = tail call <vscale x 2 x i32> @llvm.riscv.vrgatherei16.vv.nxv2i32.i64(<vscale x 2 x i32> undef, <vscale x 2 x i32> %x, <vscale x 2 x i16> %y, i64 %1)
%3 = tail call <vscale x 2 x i32> @llvm.vp.merge.nxv2i32(<vscale x 2 x i1> %m, <vscale x 2 x i32> %2, <vscale x 2 x i32> %passthru, i32 %vl)
ret <vscale x 2 x i32> %2
}
; Test conversion by fptosi.
declare <vscale x 2 x i16> @llvm.vp.fptosi.nxv2i16.nxv2f32(<vscale x 2 x float>, <vscale x 2 x i1>, i32)
define <vscale x 2 x i16> @vpmerge_vpfptosi(<vscale x 2 x i16> %passthru, <vscale x 2 x float> %x, <vscale x 2 x i1> %m, i32 zeroext %vl) {
; CHECK-LABEL: vpmerge_vpfptosi:
; CHECK: # %bb.0:
; CHECK-NEXT: vsetvli zero, a0, e16, mf2, ta, mu
; CHECK-NEXT: vfncvt.rtz.x.f.w v10, v9
; CHECK-NEXT: vsetvli zero, zero, e16, mf2, tu, mu
; CHECK-NEXT: vmerge.vvm v8, v8, v10, v0
; CHECK-NEXT: ret
%splat = insertelement <vscale x 2 x i1> poison, i1 -1, i32 0
%mask = shufflevector <vscale x 2 x i1> %splat, <vscale x 2 x i1> poison, <vscale x 2 x i32> zeroinitializer
%a = call <vscale x 2 x i16> @llvm.vp.fptosi.nxv2i16.nxv2f32(<vscale x 2 x float> %x, <vscale x 2 x i1> %mask, i32 %vl)
%b = call <vscale x 2 x i16> @llvm.vp.merge.nxv2i16(<vscale x 2 x i1> %m, <vscale x 2 x i16> %a, <vscale x 2 x i16> %passthru, i32 %vl)
ret <vscale x 2 x i16> %b
}
; Test conversion by sitofp.
declare <vscale x 2 x float> @llvm.vp.sitofp.nxv2f32.nxv2i64(<vscale x 2 x i64>, <vscale x 2 x i1>, i32)
define <vscale x 2 x float> @vpmerge_vpsitofp(<vscale x 2 x float> %passthru, <vscale x 2 x i64> %x, <vscale x 2 x i1> %m, i32 zeroext %vl) {
; CHECK-LABEL: vpmerge_vpsitofp:
; CHECK: # %bb.0:
; CHECK-NEXT: vsetvli zero, a0, e32, m1, ta, mu
; CHECK-NEXT: vfncvt.f.x.w v9, v10
; CHECK-NEXT: vsetvli zero, zero, e32, m1, tu, mu
; CHECK-NEXT: vmerge.vvm v8, v8, v9, v0
; CHECK-NEXT: ret
%splat = insertelement <vscale x 2 x i1> poison, i1 -1, i32 0
%mask = shufflevector <vscale x 2 x i1> %splat, <vscale x 2 x i1> poison, <vscale x 2 x i32> zeroinitializer
%a = call <vscale x 2 x float> @llvm.vp.sitofp.nxv2f32.nxv2i64(<vscale x 2 x i64> %x, <vscale x 2 x i1> %mask, i32 %vl)
%b = call <vscale x 2 x float> @llvm.vp.merge.nxv2f32(<vscale x 2 x i1> %m, <vscale x 2 x float> %a, <vscale x 2 x float> %passthru, i32 %vl)
ret <vscale x 2 x float> %b
}
; Test integer extension by vp.zext.
declare <vscale x 2 x i32> @llvm.vp.zext.nxv2i32.nxv2i8(<vscale x 2 x i8>, <vscale x 2 x i1>, i32)
define <vscale x 2 x i32> @vpmerge_vpzext(<vscale x 2 x i32> %passthru, <vscale x 2 x i8> %x, <vscale x 2 x i1> %m, i32 zeroext %vl) {
; CHECK-LABEL: vpmerge_vpzext:
; CHECK: # %bb.0:
; CHECK-NEXT: vsetvli zero, a0, e32, m1, ta, mu
; CHECK-NEXT: vzext.vf4 v10, v9
; CHECK-NEXT: vsetvli zero, zero, e32, m1, tu, mu
; CHECK-NEXT: vmerge.vvm v8, v8, v10, v0
; CHECK-NEXT: ret
%splat = insertelement <vscale x 2 x i1> poison, i1 -1, i32 0
%mask = shufflevector <vscale x 2 x i1> %splat, <vscale x 2 x i1> poison, <vscale x 2 x i32> zeroinitializer
%a = call <vscale x 2 x i32> @llvm.vp.zext.nxv2i32.nxv2i8(<vscale x 2 x i8> %x, <vscale x 2 x i1> %mask, i32 %vl)
%b = call <vscale x 2 x i32> @llvm.vp.merge.nxv2i32(<vscale x 2 x i1> %m, <vscale x 2 x i32> %a, <vscale x 2 x i32> %passthru, i32 %vl)
ret <vscale x 2 x i32> %b
}
; Test integer truncation by vp.trunc.
declare <vscale x 2 x i32> @llvm.vp.trunc.nxv2i32.nxv2i64(<vscale x 2 x i64>, <vscale x 2 x i1>, i32)
define <vscale x 2 x i32> @vpmerge_vptrunc(<vscale x 2 x i32> %passthru, <vscale x 2 x i64> %x, <vscale x 2 x i1> %m, i32 zeroext %vl) {
; CHECK-LABEL: vpmerge_vptrunc:
; CHECK: # %bb.0:
; CHECK-NEXT: vsetvli zero, a0, e32, m1, ta, mu
; CHECK-NEXT: vncvt.x.x.w v9, v10
; CHECK-NEXT: vsetvli zero, zero, e32, m1, tu, mu
; CHECK-NEXT: vmerge.vvm v8, v8, v9, v0
; CHECK-NEXT: ret
%splat = insertelement <vscale x 2 x i1> poison, i1 -1, i32 0
%mask = shufflevector <vscale x 2 x i1> %splat, <vscale x 2 x i1> poison, <vscale x 2 x i32> zeroinitializer
%a = call <vscale x 2 x i32> @llvm.vp.trunc.nxv2i32.nxv2i64(<vscale x 2 x i64> %x, <vscale x 2 x i1> %mask, i32 %vl)
%b = call <vscale x 2 x i32> @llvm.vp.merge.nxv2i32(<vscale x 2 x i1> %m, <vscale x 2 x i32> %a, <vscale x 2 x i32> %passthru, i32 %vl)
ret <vscale x 2 x i32> %b
}
; Test integer extension by vp.fpext.
declare <vscale x 2 x double> @llvm.vp.fpext.nxv2f64.nxv2f32(<vscale x 2 x float>, <vscale x 2 x i1>, i32)
define <vscale x 2 x double> @vpmerge_vpfpext(<vscale x 2 x double> %passthru, <vscale x 2 x float> %x, <vscale x 2 x i1> %m, i32 zeroext %vl) {
; CHECK-LABEL: vpmerge_vpfpext:
; CHECK: # %bb.0:
; CHECK-NEXT: vsetvli zero, a0, e32, m1, ta, mu
; CHECK-NEXT: vfwcvt.f.f.v v12, v10
; CHECK-NEXT: vsetvli zero, zero, e64, m2, tu, mu
; CHECK-NEXT: vmerge.vvm v8, v8, v12, v0
; CHECK-NEXT: ret
%splat = insertelement <vscale x 2 x i1> poison, i1 -1, i32 0
%mask = shufflevector <vscale x 2 x i1> %splat, <vscale x 2 x i1> poison, <vscale x 2 x i32> zeroinitializer
%a = call <vscale x 2 x double> @llvm.vp.fpext.nxv2f64.nxv2f32(<vscale x 2 x float> %x, <vscale x 2 x i1> %mask, i32 %vl)
%b = call <vscale x 2 x double> @llvm.vp.merge.nxv2f64(<vscale x 2 x i1> %m, <vscale x 2 x double> %a, <vscale x 2 x double> %passthru, i32 %vl)
ret <vscale x 2 x double> %b
}
; Test integer truncation by vp.trunc.
declare <vscale x 2 x float> @llvm.vp.fptrunc.nxv2f32.nxv2f64(<vscale x 2 x double>, <vscale x 2 x i1>, i32)
define <vscale x 2 x float> @vpmerge_vpfptrunc(<vscale x 2 x float> %passthru, <vscale x 2 x double> %x, <vscale x 2 x i1> %m, i32 zeroext %vl) {
; CHECK-LABEL: vpmerge_vpfptrunc:
; CHECK: # %bb.0:
; CHECK-NEXT: vsetvli zero, a0, e32, m1, ta, mu
; CHECK-NEXT: vfncvt.f.f.w v9, v10
; CHECK-NEXT: vsetvli zero, zero, e32, m1, tu, mu
; CHECK-NEXT: vmerge.vvm v8, v8, v9, v0
; CHECK-NEXT: ret
%splat = insertelement <vscale x 2 x i1> poison, i1 -1, i32 0
%mask = shufflevector <vscale x 2 x i1> %splat, <vscale x 2 x i1> poison, <vscale x 2 x i32> zeroinitializer
%a = call <vscale x 2 x float> @llvm.vp.fptrunc.nxv2f32.nxv2f64(<vscale x 2 x double> %x, <vscale x 2 x i1> %mask, i32 %vl)
%b = call <vscale x 2 x float> @llvm.vp.merge.nxv2f32(<vscale x 2 x i1> %m, <vscale x 2 x float> %a, <vscale x 2 x float> %passthru, i32 %vl)
ret <vscale x 2 x float> %b
}
; Test load operation by vp.load.
declare <vscale x 2 x i32> @llvm.vp.load.nxv2i32.p0nxv2i32(<vscale x 2 x i32> *, <vscale x 2 x i1>, i32)
define <vscale x 2 x i32> @vpmerge_vpload(<vscale x 2 x i32> %passthru, <vscale x 2 x i32> * %p, <vscale x 2 x i1> %m, i32 zeroext %vl) {
; CHECK-LABEL: vpmerge_vpload:
; CHECK: # %bb.0:
; CHECK-NEXT: vsetvli zero, a1, e32, m1, ta, mu
; CHECK-NEXT: vle32.v v9, (a0)
; CHECK-NEXT: vsetvli zero, zero, e32, m1, tu, mu
; CHECK-NEXT: vmerge.vvm v8, v8, v9, v0
; CHECK-NEXT: ret
%splat = insertelement <vscale x 2 x i1> poison, i1 -1, i32 0
%mask = shufflevector <vscale x 2 x i1> %splat, <vscale x 2 x i1> poison, <vscale x 2 x i32> zeroinitializer
%a = call <vscale x 2 x i32> @llvm.vp.load.nxv2i32.p0nxv2i32(<vscale x 2 x i32> * %p, <vscale x 2 x i1> %mask, i32 %vl)
%b = call <vscale x 2 x i32> @llvm.vp.merge.nxv2i32(<vscale x 2 x i1> %m, <vscale x 2 x i32> %a, <vscale x 2 x i32> %passthru, i32 %vl)
ret <vscale x 2 x i32> %b
}
; Test result have chain and glued node.
define <vscale x 2 x i32> @vpmerge_vpload2(<vscale x 2 x i32> %passthru, <vscale x 2 x i32> * %p, <vscale x 2 x i32> %x, <vscale x 2 x i32> %y, i32 zeroext %vl) {
; CHECK-LABEL: vpmerge_vpload2:
; CHECK: # %bb.0:
; CHECK-NEXT: vsetvli zero, a1, e32, m1, ta, mu
; CHECK-NEXT: vle32.v v11, (a0)
; CHECK-NEXT: vmseq.vv v0, v9, v10
; CHECK-NEXT: vsetvli zero, zero, e32, m1, tu, mu
; CHECK-NEXT: vmerge.vvm v8, v8, v11, v0
; CHECK-NEXT: ret
%splat = insertelement <vscale x 2 x i1> poison, i1 -1, i32 0
%mask = shufflevector <vscale x 2 x i1> %splat, <vscale x 2 x i1> poison, <vscale x 2 x i32> zeroinitializer
%a = call <vscale x 2 x i32> @llvm.vp.load.nxv2i32.p0nxv2i32(<vscale x 2 x i32> * %p, <vscale x 2 x i1> %mask, i32 %vl)
%m = call <vscale x 2 x i1> @llvm.vp.icmp.nxv2i32(<vscale x 2 x i32> %x, <vscale x 2 x i32> %y, metadata !"eq", <vscale x 2 x i1> %mask, i32 %vl)
%b = call <vscale x 2 x i32> @llvm.vp.merge.nxv2i32(<vscale x 2 x i1> %m, <vscale x 2 x i32> %a, <vscale x 2 x i32> %passthru, i32 %vl)
ret <vscale x 2 x i32> %b
}
; FIXME: Merge vmerge.vvm and vleffN.v
declare { <vscale x 2 x i32>, i64 } @llvm.riscv.vleff.nxv2i32(<vscale x 2 x i32>, <vscale x 2 x i32>*, i64)
define <vscale x 2 x i32> @vpmerge_vleff(<vscale x 2 x i32> %passthru, <vscale x 2 x i32> * %p, <vscale x 2 x i1> %m, i32 zeroext %vl) {
; CHECK-LABEL: vpmerge_vleff:
; CHECK: # %bb.0:
; CHECK-NEXT: vsetvli zero, a1, e32, m1, ta, mu
; CHECK-NEXT: vle32ff.v v9, (a0)
; CHECK-NEXT: vsetvli zero, a1, e32, m1, tu, mu
; CHECK-NEXT: vmerge.vvm v8, v8, v9, v0
; CHECK-NEXT: ret
%1 = zext i32 %vl to i64
%a = call { <vscale x 2 x i32>, i64 } @llvm.riscv.vleff.nxv2i32(<vscale x 2 x i32> undef, <vscale x 2 x i32>* %p, i64 %1)
%b = extractvalue { <vscale x 2 x i32>, i64 } %a, 0
%c = call <vscale x 2 x i32> @llvm.vp.merge.nxv2i32(<vscale x 2 x i1> %m, <vscale x 2 x i32> %b, <vscale x 2 x i32> %passthru, i32 %vl)
ret <vscale x 2 x i32> %c
}
; Test strided load by riscv.vlse
declare <vscale x 2 x i32> @llvm.riscv.vlse.nxv2i32(<vscale x 2 x i32>, <vscale x 2 x i32>*, i64, i64)
define <vscale x 2 x i32> @vpmerge_vlse(<vscale x 2 x i32> %passthru, <vscale x 2 x i32> * %p, <vscale x 2 x i1> %m, i64 %s, i32 zeroext %vl) {
; CHECK-LABEL: vpmerge_vlse:
; CHECK: # %bb.0:
; CHECK-NEXT: vsetvli zero, a2, e32, m1, ta, mu
; CHECK-NEXT: vlse32.v v9, (a0), a1
; CHECK-NEXT: vsetvli zero, zero, e32, m1, tu, mu
; CHECK-NEXT: vmerge.vvm v8, v8, v9, v0
; CHECK-NEXT: ret
%1 = zext i32 %vl to i64
%a = call <vscale x 2 x i32> @llvm.riscv.vlse.nxv2i32(<vscale x 2 x i32> undef, <vscale x 2 x i32>* %p, i64 %s, i64 %1)
%b = call <vscale x 2 x i32> @llvm.vp.merge.nxv2i32(<vscale x 2 x i1> %m, <vscale x 2 x i32> %a, <vscale x 2 x i32> %passthru, i32 %vl)
ret <vscale x 2 x i32> %b
}
; Test indexed load by riscv.vluxei
declare <vscale x 2 x i32> @llvm.riscv.vluxei.nxv2i32.nxv2i64(<vscale x 2 x i32>, <vscale x 2 x i32>*, <vscale x 2 x i64>, i64)
define <vscale x 2 x i32> @vpmerge_vluxei(<vscale x 2 x i32> %passthru, <vscale x 2 x i32> * %p, <vscale x 2 x i64> %idx, <vscale x 2 x i1> %m, i64 %s, i32 zeroext %vl) {
; CHECK-LABEL: vpmerge_vluxei:
; CHECK: # %bb.0:
; CHECK-NEXT: vsetvli zero, a2, e32, m1, ta, mu
; CHECK-NEXT: vluxei64.v v9, (a0), v10
; CHECK-NEXT: vsetvli zero, zero, e32, m1, tu, mu
; CHECK-NEXT: vmerge.vvm v8, v8, v9, v0
; CHECK-NEXT: ret
%1 = zext i32 %vl to i64
%a = call <vscale x 2 x i32> @llvm.riscv.vluxei.nxv2i32.nxv2i64(<vscale x 2 x i32> undef, <vscale x 2 x i32>* %p, <vscale x 2 x i64> %idx, i64 %1)
%b = call <vscale x 2 x i32> @llvm.vp.merge.nxv2i32(<vscale x 2 x i1> %m, <vscale x 2 x i32> %a, <vscale x 2 x i32> %passthru, i32 %vl)
ret <vscale x 2 x i32> %b
}
; Test vector index by riscv.vid
declare <vscale x 2 x i32> @llvm.riscv.vid.nxv2i32(<vscale x 2 x i32>, i64)
define <vscale x 2 x i32> @vpmerge_vid(<vscale x 2 x i32> %passthru, <vscale x 2 x i1> %m, i32 zeroext %vl) {
; CHECK-LABEL: vpmerge_vid:
; CHECK: # %bb.0:
; CHECK-NEXT: vsetvli zero, a0, e32, m1, ta, mu
; CHECK-NEXT: vid.v v9
; CHECK-NEXT: vsetvli zero, zero, e32, m1, tu, mu
; CHECK-NEXT: vmerge.vvm v8, v8, v9, v0
; CHECK-NEXT: ret
%1 = zext i32 %vl to i64
%a = call <vscale x 2 x i32> @llvm.riscv.vid.nxv2i32(<vscale x 2 x i32> undef, i64 %1)
%b = call <vscale x 2 x i32> @llvm.vp.merge.nxv2i32(<vscale x 2 x i1> %m, <vscale x 2 x i32> %a, <vscale x 2 x i32> %passthru, i32 %vl)
ret <vscale x 2 x i32> %b
}
; Test riscv.viota
declare <vscale x 2 x i32> @llvm.riscv.viota.nxv2i32(<vscale x 2 x i32>, <vscale x 2 x i1>, i64)
define <vscale x 2 x i32> @vpmerge_viota(<vscale x 2 x i32> %passthru, <vscale x 2 x i1> %m, <vscale x 2 x i1> %vm, i32 zeroext %vl) {
; CHECK-LABEL: vpmerge_viota:
; CHECK: # %bb.0:
; CHECK-NEXT: vsetvli zero, a0, e32, m1, ta, mu
; CHECK-NEXT: viota.m v10, v9
; CHECK-NEXT: vsetvli zero, zero, e32, m1, tu, mu
; CHECK-NEXT: vmerge.vvm v8, v8, v10, v0
; CHECK-NEXT: ret
%1 = zext i32 %vl to i64
%a = call <vscale x 2 x i32> @llvm.riscv.viota.nxv2i32(<vscale x 2 x i32> undef, <vscale x 2 x i1> %vm, i64 %1)
%b = call <vscale x 2 x i32> @llvm.vp.merge.nxv2i32(<vscale x 2 x i1> %m, <vscale x 2 x i32> %a, <vscale x 2 x i32> %passthru, i32 %vl)
ret <vscale x 2 x i32> %b
}
; Test riscv.vfclass
declare <vscale x 2 x i32> @llvm.riscv.vfclass.nxv2i32(<vscale x 2 x i32>, <vscale x 2 x float>, i64)
define <vscale x 2 x i32> @vpmerge_vflcass(<vscale x 2 x i32> %passthru, <vscale x 2 x float> %vf, <vscale x 2 x i1> %m, i32 zeroext %vl) {
; CHECK-LABEL: vpmerge_vflcass:
; CHECK: # %bb.0:
; CHECK-NEXT: vsetvli zero, a0, e32, m1, ta, mu
; CHECK-NEXT: vfclass.v v9, v9
; CHECK-NEXT: vsetvli zero, zero, e32, m1, tu, mu
; CHECK-NEXT: vmerge.vvm v8, v8, v9, v0
; CHECK-NEXT: ret
%1 = zext i32 %vl to i64
%a = call <vscale x 2 x i32> @llvm.riscv.vfclass.nxv2i32(<vscale x 2 x i32> undef, <vscale x 2 x float> %vf, i64 %1)
%b = call <vscale x 2 x i32> @llvm.vp.merge.nxv2i32(<vscale x 2 x i1> %m, <vscale x 2 x i32> %a, <vscale x 2 x i32> %passthru, i32 %vl)
ret <vscale x 2 x i32> %b
}
; Test riscv.vfsqrt
declare <vscale x 2 x float> @llvm.riscv.vfsqrt.nxv2f32(<vscale x 2 x float>, <vscale x 2 x float>, i64)
define <vscale x 2 x float> @vpmerge_vfsqrt(<vscale x 2 x float> %passthru, <vscale x 2 x float> %vf, <vscale x 2 x i1> %m, i32 zeroext %vl) {
; CHECK-LABEL: vpmerge_vfsqrt:
; CHECK: # %bb.0:
; CHECK-NEXT: vsetvli zero, a0, e32, m1, ta, mu
; CHECK-NEXT: vfsqrt.v v9, v9
; CHECK-NEXT: vsetvli zero, zero, e32, m1, tu, mu
; CHECK-NEXT: vmerge.vvm v8, v8, v9, v0
; CHECK-NEXT: ret
%1 = zext i32 %vl to i64
%a = call <vscale x 2 x float> @llvm.riscv.vfsqrt.nxv2f32(<vscale x 2 x float> undef, <vscale x 2 x float> %vf, i64 %1)
%b = call <vscale x 2 x float> @llvm.vp.merge.nxv2f32(<vscale x 2 x i1> %m, <vscale x 2 x float> %a, <vscale x 2 x float> %passthru, i32 %vl)
ret <vscale x 2 x float> %b
}
; Test reciprocal operation by riscv.vfrec7
declare <vscale x 2 x float> @llvm.riscv.vfrec7.nxv2f32(<vscale x 2 x float>, <vscale x 2 x float>, i64)
define <vscale x 2 x float> @vpmerge_vfrec7(<vscale x 2 x float> %passthru, <vscale x 2 x float> %vf, <vscale x 2 x i1> %m, i32 zeroext %vl) {
; CHECK-LABEL: vpmerge_vfrec7:
; CHECK: # %bb.0:
; CHECK-NEXT: vsetvli zero, a0, e32, m1, ta, mu
; CHECK-NEXT: vfrec7.v v9, v9
; CHECK-NEXT: vsetvli zero, zero, e32, m1, tu, mu
; CHECK-NEXT: vmerge.vvm v8, v8, v9, v0
; CHECK-NEXT: ret
%1 = zext i32 %vl to i64
%a = call <vscale x 2 x float> @llvm.riscv.vfrec7.nxv2f32(<vscale x 2 x float> undef, <vscale x 2 x float> %vf, i64 %1)
%b = call <vscale x 2 x float> @llvm.vp.merge.nxv2f32(<vscale x 2 x i1> %m, <vscale x 2 x float> %a, <vscale x 2 x float> %passthru, i32 %vl)
ret <vscale x 2 x float> %b
}