derek.holloway
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121 lines
4.5 KiB
LLVM
121 lines
4.5 KiB
LLVM
; NOTE: Assertions have been autogenerated by utils/update_test_checks.py UTC_ARGS: --version 4
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; RUN: opt -S -passes=instcombine %s | FileCheck %s
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; RUN: opt -S -passes=instcombine -disable-builtin=ldexpf -disable-builtin=ldexp -disable-builtin=ldexpl %s | FileCheck %s
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define float @exp2_f32_sitofp_i8(i8 %x) {
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; CHECK-LABEL: define float @exp2_f32_sitofp_i8(
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; CHECK-SAME: i8 [[X:%.*]]) {
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; CHECK-NEXT: [[TMP1:%.*]] = sext i8 [[X]] to i32
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; CHECK-NEXT: [[EXP2:%.*]] = call float @llvm.ldexp.f32.i32(float 1.000000e+00, i32 [[TMP1]])
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; CHECK-NEXT: ret float [[EXP2]]
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;
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%itofp = sitofp i8 %x to float
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%exp2 = call float @llvm.exp2.f32(float %itofp)
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ret float %exp2
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}
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define float @exp2_f32_sitofp_i8_flags(i8 %x) {
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; CHECK-LABEL: define float @exp2_f32_sitofp_i8_flags(
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; CHECK-SAME: i8 [[X:%.*]]) {
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; CHECK-NEXT: [[TMP1:%.*]] = sext i8 [[X]] to i32
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; CHECK-NEXT: [[EXP2:%.*]] = call nnan ninf float @llvm.ldexp.f32.i32(float 1.000000e+00, i32 [[TMP1]])
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; CHECK-NEXT: ret float [[EXP2]]
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;
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%itofp = sitofp i8 %x to float
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%exp2 = call nnan ninf float @llvm.exp2.f32(float %itofp)
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ret float %exp2
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}
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define <2 x float> @exp2_v2f32_sitofp_v2i8(<2 x i8> %x) {
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; CHECK-LABEL: define <2 x float> @exp2_v2f32_sitofp_v2i8(
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; CHECK-SAME: <2 x i8> [[X:%.*]]) {
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; CHECK-NEXT: [[TMP1:%.*]] = sext <2 x i8> [[X]] to <2 x i32>
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; CHECK-NEXT: [[EXP2:%.*]] = call <2 x float> @llvm.ldexp.v2f32.v2i32(<2 x float> splat (float 1.000000e+00), <2 x i32> [[TMP1]])
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; CHECK-NEXT: ret <2 x float> [[EXP2]]
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;
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%itofp = sitofp <2 x i8> %x to <2 x float>
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%exp2 = call <2 x float> @llvm.exp2.v2f32(<2 x float> %itofp)
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ret <2 x float> %exp2
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}
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define float @exp2_f32_uitofp_i8(i8 %x) {
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; CHECK-LABEL: define float @exp2_f32_uitofp_i8(
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; CHECK-SAME: i8 [[X:%.*]]) {
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; CHECK-NEXT: [[TMP1:%.*]] = zext i8 [[X]] to i32
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; CHECK-NEXT: [[EXP2:%.*]] = call float @llvm.ldexp.f32.i32(float 1.000000e+00, i32 [[TMP1]])
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; CHECK-NEXT: ret float [[EXP2]]
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;
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%itofp = uitofp i8 %x to float
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%exp2 = call float @llvm.exp2.f32(float %itofp)
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ret float %exp2
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}
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define half @exp2_f16_sitofp_i8(i8 %x) {
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; CHECK-LABEL: define half @exp2_f16_sitofp_i8(
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; CHECK-SAME: i8 [[X:%.*]]) {
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; CHECK-NEXT: [[TMP1:%.*]] = sext i8 [[X]] to i32
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; CHECK-NEXT: [[EXP2:%.*]] = call half @llvm.ldexp.f16.i32(half 1.000000e+00, i32 [[TMP1]])
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; CHECK-NEXT: ret half [[EXP2]]
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;
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%itofp = sitofp i8 %x to half
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%exp2 = call half @llvm.exp2.f16(half %itofp)
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ret half %exp2
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}
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define double @exp2_f64_sitofp_i8(i8 %x) {
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; CHECK-LABEL: define double @exp2_f64_sitofp_i8(
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; CHECK-SAME: i8 [[X:%.*]]) {
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; CHECK-NEXT: [[TMP1:%.*]] = sext i8 [[X]] to i32
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; CHECK-NEXT: [[EXP2:%.*]] = call double @llvm.ldexp.f64.i32(double 1.000000e+00, i32 [[TMP1]])
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; CHECK-NEXT: ret double [[EXP2]]
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;
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%itofp = sitofp i8 %x to double
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%exp2 = call double @llvm.exp2.f64(double %itofp)
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ret double %exp2
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}
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define fp128 @exp2_fp128_sitofp_i8(i8 %x) {
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; CHECK-LABEL: define fp128 @exp2_fp128_sitofp_i8(
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; CHECK-SAME: i8 [[X:%.*]]) {
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; CHECK-NEXT: [[TMP1:%.*]] = sext i8 [[X]] to i32
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; CHECK-NEXT: [[EXP2:%.*]] = call fp128 @llvm.ldexp.f128.i32(fp128 1.000000e+00, i32 [[TMP1]])
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; CHECK-NEXT: ret fp128 [[EXP2]]
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;
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%itofp = sitofp i8 %x to fp128
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%exp2 = call fp128 @llvm.exp2.fp128(fp128 %itofp)
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ret fp128 %exp2
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}
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define <vscale x 4 x float> @exp2_nxv4f32_sitofp_i8(<vscale x 4 x i8> %x) {
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; CHECK-LABEL: define <vscale x 4 x float> @exp2_nxv4f32_sitofp_i8(
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; CHECK-SAME: <vscale x 4 x i8> [[X:%.*]]) {
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; CHECK-NEXT: [[TMP1:%.*]] = sext <vscale x 4 x i8> [[X]] to <vscale x 4 x i32>
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; CHECK-NEXT: [[EXP2:%.*]] = call <vscale x 4 x float> @llvm.ldexp.nxv4f32.nxv4i32(<vscale x 4 x float> splat (float 1.000000e+00), <vscale x 4 x i32> [[TMP1]])
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; CHECK-NEXT: ret <vscale x 4 x float> [[EXP2]]
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;
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%itofp = sitofp <vscale x 4 x i8> %x to <vscale x 4 x float>
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%exp2 = call <vscale x 4 x float> @llvm.exp2.nxv4f32(<vscale x 4 x float> %itofp)
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ret <vscale x 4 x float> %exp2
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}
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; FIXME: This asserts
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; define bfloat @exp2_bf16_sitofp_i8(i8 %x) {
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; %itofp = sitofp i8 %x to bfloat
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; %exp2 = call bfloat @llvm.exp2.bf16(bfloat %itofp)
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; ret bfloat %exp2
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; }
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; FIXME: This asserts
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; define ppc_fp128 @exp2_ppc_fp128_sitofp_i8(i8 %x) {
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; %itofp = sitofp i8 %x to ppc_fp128
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; %exp2 = call ppc_fp128 @llvm.exp2.ppcf128(ppc_fp128 %itofp)
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; ret ppc_fp128 %exp2
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; }
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; FIXME: This asserts
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; define x86_fp80 @exp2_x86_fp80_sitofp_i8(i8 %x) {
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; %itofp = sitofp i8 %x to x86_fp80
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; %exp2 = call x86_fp80 @llvm.exp2.f80(x86_fp80 %itofp)
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; ret x86_fp80 %exp2
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; }
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