; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py ; RUN: llc -mtriple=riscv32 -mattr=+d,+zfh,+zvfh,+v -target-abi=ilp32d \ ; RUN: -verify-machineinstrs < %s | FileCheck %s ; RUN: llc -mtriple=riscv64 -mattr=+d,+zfh,+zvfh,+v -target-abi=lp64d \ ; RUN: -verify-machineinstrs < %s | FileCheck %s declare <2 x half> @llvm.experimental.constrained.fsub.v2f16(<2 x half>, <2 x half>, metadata, metadata) define <2 x half> @vfsub_vv_v2f16(<2 x half> %va, <2 x half> %vb) strictfp { ; CHECK-LABEL: vfsub_vv_v2f16: ; CHECK: # %bb.0: # %entry ; CHECK-NEXT: vsetivli zero, 2, e16, mf4, ta, ma ; CHECK-NEXT: vfsub.vv v8, v8, v9 ; CHECK-NEXT: ret entry: %vc = call <2 x half> @llvm.experimental.constrained.fsub.v2f16(<2 x half> %va, <2 x half> %vb, metadata !"round.dynamic", metadata !"fpexcept.ignore") ret <2 x half> %vc } define <2 x half> @vfsub_vf_v2f16(<2 x half> %va, half %b) strictfp { ; CHECK-LABEL: vfsub_vf_v2f16: ; CHECK: # %bb.0: ; CHECK-NEXT: vsetivli zero, 2, e16, mf4, ta, ma ; CHECK-NEXT: vfsub.vf v8, v8, fa0 ; CHECK-NEXT: ret %head = insertelement <2 x half> poison, half %b, i32 0 %splat = shufflevector <2 x half> %head, <2 x half> poison, <2 x i32> zeroinitializer %vc = call <2 x half> @llvm.experimental.constrained.fsub.v2f16(<2 x half> %va, <2 x half> %splat, metadata !"round.dynamic", metadata !"fpexcept.ignore") ret <2 x half> %vc } declare <4 x half> @llvm.experimental.constrained.fsub.v4f16(<4 x half>, <4 x half>, metadata, metadata) define <4 x half> @vfsub_vv_v4f16(<4 x half> %va, <4 x half> %vb) strictfp { ; CHECK-LABEL: vfsub_vv_v4f16: ; CHECK: # %bb.0: # %entry ; CHECK-NEXT: vsetivli zero, 4, e16, mf2, ta, ma ; CHECK-NEXT: vfsub.vv v8, v8, v9 ; CHECK-NEXT: ret entry: %vc = call <4 x half> @llvm.experimental.constrained.fsub.v4f16(<4 x half> %va, <4 x half> %vb, metadata !"round.dynamic", metadata !"fpexcept.ignore") ret <4 x half> %vc } define <4 x half> @vfsub_vf_v4f16(<4 x half> %va, half %b) strictfp { ; CHECK-LABEL: vfsub_vf_v4f16: ; CHECK: # %bb.0: ; CHECK-NEXT: vsetivli zero, 4, e16, mf2, ta, ma ; CHECK-NEXT: vfsub.vf v8, v8, fa0 ; CHECK-NEXT: ret %head = insertelement <4 x half> poison, half %b, i32 0 %splat = shufflevector <4 x half> %head, <4 x half> poison, <4 x i32> zeroinitializer %vc = call <4 x half> @llvm.experimental.constrained.fsub.v4f16(<4 x half> %va, <4 x half> %splat, metadata !"round.dynamic", metadata !"fpexcept.ignore") ret <4 x half> %vc } declare <8 x half> @llvm.experimental.constrained.fsub.v8f16(<8 x half>, <8 x half>, metadata, metadata) define <8 x half> @vfsub_vv_v8f16(<8 x half> %va, <8 x half> %vb) strictfp { ; CHECK-LABEL: vfsub_vv_v8f16: ; CHECK: # %bb.0: # %entry ; CHECK-NEXT: vsetivli zero, 8, e16, m1, ta, ma ; CHECK-NEXT: vfsub.vv v8, v8, v9 ; CHECK-NEXT: ret entry: %vc = call <8 x half> @llvm.experimental.constrained.fsub.v8f16(<8 x half> %va, <8 x half> %vb, metadata !"round.dynamic", metadata !"fpexcept.ignore") ret <8 x half> %vc } define <8 x half> @vfsub_vf_v8f16(<8 x half> %va, half %b) strictfp { ; CHECK-LABEL: vfsub_vf_v8f16: ; CHECK: # %bb.0: ; CHECK-NEXT: vsetivli zero, 8, e16, m1, ta, ma ; CHECK-NEXT: vfsub.vf v8, v8, fa0 ; CHECK-NEXT: ret %head = insertelement <8 x half> poison, half %b, i32 0 %splat = shufflevector <8 x half> %head, <8 x half> poison, <8 x i32> zeroinitializer %vc = call <8 x half> @llvm.experimental.constrained.fsub.v8f16(<8 x half> %va, <8 x half> %splat, metadata !"round.dynamic", metadata !"fpexcept.ignore") ret <8 x half> %vc } define <8 x half> @vfsub_fv_v8f16(<8 x half> %va, half %b) strictfp { ; CHECK-LABEL: vfsub_fv_v8f16: ; CHECK: # %bb.0: ; CHECK-NEXT: vsetivli zero, 8, e16, m1, ta, ma ; CHECK-NEXT: vfrsub.vf v8, v8, fa0 ; CHECK-NEXT: ret %head = insertelement <8 x half> poison, half %b, i32 0 %splat = shufflevector <8 x half> %head, <8 x half> poison, <8 x i32> zeroinitializer %vc = call <8 x half> @llvm.experimental.constrained.fsub.v8f16(<8 x half> %splat, <8 x half> %va, metadata !"round.dynamic", metadata !"fpexcept.ignore") ret <8 x half> %vc } declare <16 x half> @llvm.experimental.constrained.fsub.v16f16(<16 x half>, <16 x half>, metadata, metadata) define <16 x half> @vfsub_vv_v16f16(<16 x half> %va, <16 x half> %vb) strictfp { ; CHECK-LABEL: vfsub_vv_v16f16: ; CHECK: # %bb.0: # %entry ; CHECK-NEXT: vsetivli zero, 16, e16, m2, ta, ma ; CHECK-NEXT: vfsub.vv v8, v8, v10 ; CHECK-NEXT: ret entry: %vc = call <16 x half> @llvm.experimental.constrained.fsub.v16f16(<16 x half> %va, <16 x half> %vb, metadata !"round.dynamic", metadata !"fpexcept.ignore") ret <16 x half> %vc } define <16 x half> @vfsub_vf_v16f16(<16 x half> %va, half %b) strictfp { ; CHECK-LABEL: vfsub_vf_v16f16: ; CHECK: # %bb.0: ; CHECK-NEXT: vsetivli zero, 16, e16, m2, ta, ma ; CHECK-NEXT: vfsub.vf v8, v8, fa0 ; CHECK-NEXT: ret %head = insertelement <16 x half> poison, half %b, i32 0 %splat = shufflevector <16 x half> %head, <16 x half> poison, <16 x i32> zeroinitializer %vc = call <16 x half> @llvm.experimental.constrained.fsub.v16f16(<16 x half> %va, <16 x half> %splat, metadata !"round.dynamic", metadata !"fpexcept.ignore") ret <16 x half> %vc } declare <32 x half> @llvm.experimental.constrained.fsub.v32f16(<32 x half>, <32 x half>, metadata, metadata) define <32 x half> @vfsub_vv_v32f16(<32 x half> %va, <32 x half> %vb) strictfp { ; CHECK-LABEL: vfsub_vv_v32f16: ; CHECK: # %bb.0: # %entry ; CHECK-NEXT: li a0, 32 ; CHECK-NEXT: vsetvli zero, a0, e16, m4, ta, ma ; CHECK-NEXT: vfsub.vv v8, v8, v12 ; CHECK-NEXT: ret entry: %vc = call <32 x half> @llvm.experimental.constrained.fsub.v32f16(<32 x half> %va, <32 x half> %vb, metadata !"round.dynamic", metadata !"fpexcept.ignore") ret <32 x half> %vc } define <32 x half> @vfsub_vf_v32f16(<32 x half> %va, half %b) strictfp { ; CHECK-LABEL: vfsub_vf_v32f16: ; CHECK: # %bb.0: ; CHECK-NEXT: li a0, 32 ; CHECK-NEXT: vsetvli zero, a0, e16, m4, ta, ma ; CHECK-NEXT: vfsub.vf v8, v8, fa0 ; CHECK-NEXT: ret %head = insertelement <32 x half> poison, half %b, i32 0 %splat = shufflevector <32 x half> %head, <32 x half> poison, <32 x i32> zeroinitializer %vc = call <32 x half> @llvm.experimental.constrained.fsub.v32f16(<32 x half> %va, <32 x half> %splat, metadata !"round.dynamic", metadata !"fpexcept.ignore") ret <32 x half> %vc } declare <2 x float> @llvm.experimental.constrained.fsub.v2f32(<2 x float>, <2 x float>, metadata, metadata) define <2 x float> @vfsub_vv_v2f32(<2 x float> %va, <2 x float> %vb) strictfp { ; CHECK-LABEL: vfsub_vv_v2f32: ; CHECK: # %bb.0: # %entry ; CHECK-NEXT: vsetivli zero, 2, e32, mf2, ta, ma ; CHECK-NEXT: vfsub.vv v8, v8, v9 ; CHECK-NEXT: ret entry: %vc = call <2 x float> @llvm.experimental.constrained.fsub.v2f32(<2 x float> %va, <2 x float> %vb, metadata !"round.dynamic", metadata !"fpexcept.ignore") ret <2 x float> %vc } define <2 x float> @vfsub_vf_v2f32(<2 x float> %va, float %b) strictfp { ; CHECK-LABEL: vfsub_vf_v2f32: ; CHECK: # %bb.0: ; CHECK-NEXT: vsetivli zero, 2, e32, mf2, ta, ma ; CHECK-NEXT: vfsub.vf v8, v8, fa0 ; CHECK-NEXT: ret %head = insertelement <2 x float> poison, float %b, i32 0 %splat = shufflevector <2 x float> %head, <2 x float> poison, <2 x i32> zeroinitializer %vc = call <2 x float> @llvm.experimental.constrained.fsub.v2f32(<2 x float> %va, <2 x float> %splat, metadata !"round.dynamic", metadata !"fpexcept.ignore") ret <2 x float> %vc } declare <4 x float> @llvm.experimental.constrained.fsub.v4f32(<4 x float>, <4 x float>, metadata, metadata) define <4 x float> @vfsub_vv_v4f32(<4 x float> %va, <4 x float> %vb) strictfp { ; CHECK-LABEL: vfsub_vv_v4f32: ; CHECK: # %bb.0: # %entry ; CHECK-NEXT: vsetivli zero, 4, e32, m1, ta, ma ; CHECK-NEXT: vfsub.vv v8, v8, v9 ; CHECK-NEXT: ret entry: %vc = call <4 x float> @llvm.experimental.constrained.fsub.v4f32(<4 x float> %va, <4 x float> %vb, metadata !"round.dynamic", metadata !"fpexcept.ignore") ret <4 x float> %vc } define <4 x float> @vfsub_vf_v4f32(<4 x float> %va, float %b) strictfp { ; CHECK-LABEL: vfsub_vf_v4f32: ; CHECK: # %bb.0: ; CHECK-NEXT: vsetivli zero, 4, e32, m1, ta, ma ; CHECK-NEXT: vfsub.vf v8, v8, fa0 ; CHECK-NEXT: ret %head = insertelement <4 x float> poison, float %b, i32 0 %splat = shufflevector <4 x float> %head, <4 x float> poison, <4 x i32> zeroinitializer %vc = call <4 x float> @llvm.experimental.constrained.fsub.v4f32(<4 x float> %va, <4 x float> %splat, metadata !"round.dynamic", metadata !"fpexcept.ignore") ret <4 x float> %vc } declare <8 x float> @llvm.experimental.constrained.fsub.v8f32(<8 x float>, <8 x float>, metadata, metadata) define <8 x float> @vfsub_vv_v8f32(<8 x float> %va, <8 x float> %vb) strictfp { ; CHECK-LABEL: vfsub_vv_v8f32: ; CHECK: # %bb.0: # %entry ; CHECK-NEXT: vsetivli zero, 8, e32, m2, ta, ma ; CHECK-NEXT: vfsub.vv v8, v8, v10 ; CHECK-NEXT: ret entry: %vc = call <8 x float> @llvm.experimental.constrained.fsub.v8f32(<8 x float> %va, <8 x float> %vb, metadata !"round.dynamic", metadata !"fpexcept.ignore") ret <8 x float> %vc } define <8 x float> @vfsub_vf_v8f32(<8 x float> %va, float %b) strictfp { ; CHECK-LABEL: vfsub_vf_v8f32: ; CHECK: # %bb.0: ; CHECK-NEXT: vsetivli zero, 8, e32, m2, ta, ma ; CHECK-NEXT: vfsub.vf v8, v8, fa0 ; CHECK-NEXT: ret %head = insertelement <8 x float> poison, float %b, i32 0 %splat = shufflevector <8 x float> %head, <8 x float> poison, <8 x i32> zeroinitializer %vc = call <8 x float> @llvm.experimental.constrained.fsub.v8f32(<8 x float> %va, <8 x float> %splat, metadata !"round.dynamic", metadata !"fpexcept.ignore") ret <8 x float> %vc } define <8 x float> @vfsub_fv_v8f32(<8 x float> %va, float %b) strictfp { ; CHECK-LABEL: vfsub_fv_v8f32: ; CHECK: # %bb.0: ; CHECK-NEXT: vsetivli zero, 8, e32, m2, ta, ma ; CHECK-NEXT: vfrsub.vf v8, v8, fa0 ; CHECK-NEXT: ret %head = insertelement <8 x float> poison, float %b, i32 0 %splat = shufflevector <8 x float> %head, <8 x float> poison, <8 x i32> zeroinitializer %vc = call <8 x float> @llvm.experimental.constrained.fsub.v8f32(<8 x float> %splat, <8 x float> %va, metadata !"round.dynamic", metadata !"fpexcept.ignore") ret <8 x float> %vc } declare <16 x float> @llvm.experimental.constrained.fsub.v16f32(<16 x float>, <16 x float>, metadata, metadata) define <16 x float> @vfsub_vv_v16f32(<16 x float> %va, <16 x float> %vb) strictfp { ; CHECK-LABEL: vfsub_vv_v16f32: ; CHECK: # %bb.0: # %entry ; CHECK-NEXT: vsetivli zero, 16, e32, m4, ta, ma ; CHECK-NEXT: vfsub.vv v8, v8, v12 ; CHECK-NEXT: ret entry: %vc = call <16 x float> @llvm.experimental.constrained.fsub.v16f32(<16 x float> %va, <16 x float> %vb, metadata !"round.dynamic", metadata !"fpexcept.ignore") ret <16 x float> %vc } define <16 x float> @vfsub_vf_v16f32(<16 x float> %va, float %b) strictfp { ; CHECK-LABEL: vfsub_vf_v16f32: ; CHECK: # %bb.0: ; CHECK-NEXT: vsetivli zero, 16, e32, m4, ta, ma ; CHECK-NEXT: vfsub.vf v8, v8, fa0 ; CHECK-NEXT: ret %head = insertelement <16 x float> poison, float %b, i32 0 %splat = shufflevector <16 x float> %head, <16 x float> poison, <16 x i32> zeroinitializer %vc = call <16 x float> @llvm.experimental.constrained.fsub.v16f32(<16 x float> %va, <16 x float> %splat, metadata !"round.dynamic", metadata !"fpexcept.ignore") ret <16 x float> %vc } declare <2 x double> @llvm.experimental.constrained.fsub.v2f64(<2 x double>, <2 x double>, metadata, metadata) define <2 x double> @vfsub_vv_v2f64(<2 x double> %va, <2 x double> %vb) strictfp { ; CHECK-LABEL: vfsub_vv_v2f64: ; CHECK: # %bb.0: # %entry ; CHECK-NEXT: vsetivli zero, 2, e64, m1, ta, ma ; CHECK-NEXT: vfsub.vv v8, v8, v9 ; CHECK-NEXT: ret entry: %vc = call <2 x double> @llvm.experimental.constrained.fsub.v2f64(<2 x double> %va, <2 x double> %vb, metadata !"round.dynamic", metadata !"fpexcept.ignore") ret <2 x double> %vc } define <2 x double> @vfsub_vf_v2f64(<2 x double> %va, double %b) strictfp { ; CHECK-LABEL: vfsub_vf_v2f64: ; CHECK: # %bb.0: ; CHECK-NEXT: vsetivli zero, 2, e64, m1, ta, ma ; CHECK-NEXT: vfsub.vf v8, v8, fa0 ; CHECK-NEXT: ret %head = insertelement <2 x double> poison, double %b, i32 0 %splat = shufflevector <2 x double> %head, <2 x double> poison, <2 x i32> zeroinitializer %vc = call <2 x double> @llvm.experimental.constrained.fsub.v2f64(<2 x double> %va, <2 x double> %splat, metadata !"round.dynamic", metadata !"fpexcept.ignore") ret <2 x double> %vc } declare <4 x double> @llvm.experimental.constrained.fsub.v4f64(<4 x double>, <4 x double>, metadata, metadata) define <4 x double> @vfsub_vv_v4f64(<4 x double> %va, <4 x double> %vb) strictfp { ; CHECK-LABEL: vfsub_vv_v4f64: ; CHECK: # %bb.0: # %entry ; CHECK-NEXT: vsetivli zero, 4, e64, m2, ta, ma ; CHECK-NEXT: vfsub.vv v8, v8, v10 ; CHECK-NEXT: ret entry: %vc = call <4 x double> @llvm.experimental.constrained.fsub.v4f64(<4 x double> %va, <4 x double> %vb, metadata !"round.dynamic", metadata !"fpexcept.ignore") ret <4 x double> %vc } define <4 x double> @vfsub_vf_v4f64(<4 x double> %va, double %b) strictfp { ; CHECK-LABEL: vfsub_vf_v4f64: ; CHECK: # %bb.0: ; CHECK-NEXT: vsetivli zero, 4, e64, m2, ta, ma ; CHECK-NEXT: vfsub.vf v8, v8, fa0 ; CHECK-NEXT: ret %head = insertelement <4 x double> poison, double %b, i32 0 %splat = shufflevector <4 x double> %head, <4 x double> poison, <4 x i32> zeroinitializer %vc = call <4 x double> @llvm.experimental.constrained.fsub.v4f64(<4 x double> %va, <4 x double> %splat, metadata !"round.dynamic", metadata !"fpexcept.ignore") ret <4 x double> %vc } declare <8 x double> @llvm.experimental.constrained.fsub.v8f64(<8 x double>, <8 x double>, metadata, metadata) define <8 x double> @vfsub_vv_v8f64(<8 x double> %va, <8 x double> %vb) strictfp { ; CHECK-LABEL: vfsub_vv_v8f64: ; CHECK: # %bb.0: # %entry ; CHECK-NEXT: vsetivli zero, 8, e64, m4, ta, ma ; CHECK-NEXT: vfsub.vv v8, v8, v12 ; CHECK-NEXT: ret entry: %vc = call <8 x double> @llvm.experimental.constrained.fsub.v8f64(<8 x double> %va, <8 x double> %vb, metadata !"round.dynamic", metadata !"fpexcept.ignore") ret <8 x double> %vc } define <8 x double> @vfsub_vf_v8f64(<8 x double> %va, double %b) strictfp { ; CHECK-LABEL: vfsub_vf_v8f64: ; CHECK: # %bb.0: ; CHECK-NEXT: vsetivli zero, 8, e64, m4, ta, ma ; CHECK-NEXT: vfsub.vf v8, v8, fa0 ; CHECK-NEXT: ret %head = insertelement <8 x double> poison, double %b, i32 0 %splat = shufflevector <8 x double> %head, <8 x double> poison, <8 x i32> zeroinitializer %vc = call <8 x double> @llvm.experimental.constrained.fsub.v8f64(<8 x double> %va, <8 x double> %splat, metadata !"round.dynamic", metadata !"fpexcept.ignore") ret <8 x double> %vc } define <8 x double> @vfsub_fv_v8f64(<8 x double> %va, double %b) strictfp { ; CHECK-LABEL: vfsub_fv_v8f64: ; CHECK: # %bb.0: ; CHECK-NEXT: vsetivli zero, 8, e64, m4, ta, ma ; CHECK-NEXT: vfrsub.vf v8, v8, fa0 ; CHECK-NEXT: ret %head = insertelement <8 x double> poison, double %b, i32 0 %splat = shufflevector <8 x double> %head, <8 x double> poison, <8 x i32> zeroinitializer %vc = call <8 x double> @llvm.experimental.constrained.fsub.v8f64(<8 x double> %splat, <8 x double> %va, metadata !"round.dynamic", metadata !"fpexcept.ignore") ret <8 x double> %vc }