1; NOTE: Assertions have been autogenerated by utils/update_test_checks.py UTC_ARGS: --version 4 2; RUN: opt -S -passes=instcombine %s | FileCheck %s 3; RUN: opt -S -passes=instcombine -disable-builtin=ldexpf -disable-builtin=ldexp -disable-builtin=ldexpl %s | FileCheck %s 4 5define float @exp2_f32_sitofp_i8(i8 %x) { 6; CHECK-LABEL: define float @exp2_f32_sitofp_i8( 7; CHECK-SAME: i8 [[X:%.*]]) { 8; CHECK-NEXT: [[TMP1:%.*]] = sext i8 [[X]] to i32 9; CHECK-NEXT: [[EXP2:%.*]] = call float @llvm.ldexp.f32.i32(float 1.000000e+00, i32 [[TMP1]]) 10; CHECK-NEXT: ret float [[EXP2]] 11; 12 %itofp = sitofp i8 %x to float 13 %exp2 = call float @llvm.exp2.f32(float %itofp) 14 ret float %exp2 15} 16 17define float @exp2_f32_sitofp_i8_flags(i8 %x) { 18; CHECK-LABEL: define float @exp2_f32_sitofp_i8_flags( 19; CHECK-SAME: i8 [[X:%.*]]) { 20; CHECK-NEXT: [[TMP1:%.*]] = sext i8 [[X]] to i32 21; CHECK-NEXT: [[EXP2:%.*]] = call nnan ninf float @llvm.ldexp.f32.i32(float 1.000000e+00, i32 [[TMP1]]) 22; CHECK-NEXT: ret float [[EXP2]] 23; 24 %itofp = sitofp i8 %x to float 25 %exp2 = call nnan ninf float @llvm.exp2.f32(float %itofp) 26 ret float %exp2 27} 28 29define <2 x float> @exp2_v2f32_sitofp_v2i8(<2 x i8> %x) { 30; CHECK-LABEL: define <2 x float> @exp2_v2f32_sitofp_v2i8( 31; CHECK-SAME: <2 x i8> [[X:%.*]]) { 32; CHECK-NEXT: [[TMP1:%.*]] = sext <2 x i8> [[X]] to <2 x i32> 33; CHECK-NEXT: [[EXP2:%.*]] = call <2 x float> @llvm.ldexp.v2f32.v2i32(<2 x float> splat (float 1.000000e+00), <2 x i32> [[TMP1]]) 34; CHECK-NEXT: ret <2 x float> [[EXP2]] 35; 36 %itofp = sitofp <2 x i8> %x to <2 x float> 37 %exp2 = call <2 x float> @llvm.exp2.v2f32(<2 x float> %itofp) 38 ret <2 x float> %exp2 39} 40 41define float @exp2_f32_uitofp_i8(i8 %x) { 42; CHECK-LABEL: define float @exp2_f32_uitofp_i8( 43; CHECK-SAME: i8 [[X:%.*]]) { 44; CHECK-NEXT: [[TMP1:%.*]] = zext i8 [[X]] to i32 45; CHECK-NEXT: [[EXP2:%.*]] = call float @llvm.ldexp.f32.i32(float 1.000000e+00, i32 [[TMP1]]) 46; CHECK-NEXT: ret float [[EXP2]] 47; 48 %itofp = uitofp i8 %x to float 49 %exp2 = call float @llvm.exp2.f32(float %itofp) 50 ret float %exp2 51} 52 53define half @exp2_f16_sitofp_i8(i8 %x) { 54; CHECK-LABEL: define half @exp2_f16_sitofp_i8( 55; CHECK-SAME: i8 [[X:%.*]]) { 56; CHECK-NEXT: [[TMP1:%.*]] = sext i8 [[X]] to i32 57; CHECK-NEXT: [[EXP2:%.*]] = call half @llvm.ldexp.f16.i32(half 0xH3C00, i32 [[TMP1]]) 58; CHECK-NEXT: ret half [[EXP2]] 59; 60 %itofp = sitofp i8 %x to half 61 %exp2 = call half @llvm.exp2.f16(half %itofp) 62 ret half %exp2 63} 64 65define double @exp2_f64_sitofp_i8(i8 %x) { 66; CHECK-LABEL: define double @exp2_f64_sitofp_i8( 67; CHECK-SAME: i8 [[X:%.*]]) { 68; CHECK-NEXT: [[TMP1:%.*]] = sext i8 [[X]] to i32 69; CHECK-NEXT: [[EXP2:%.*]] = call double @llvm.ldexp.f64.i32(double 1.000000e+00, i32 [[TMP1]]) 70; CHECK-NEXT: ret double [[EXP2]] 71; 72 %itofp = sitofp i8 %x to double 73 %exp2 = call double @llvm.exp2.f64(double %itofp) 74 ret double %exp2 75} 76 77define fp128 @exp2_fp128_sitofp_i8(i8 %x) { 78; CHECK-LABEL: define fp128 @exp2_fp128_sitofp_i8( 79; CHECK-SAME: i8 [[X:%.*]]) { 80; CHECK-NEXT: [[TMP1:%.*]] = sext i8 [[X]] to i32 81; CHECK-NEXT: [[EXP2:%.*]] = call fp128 @llvm.ldexp.f128.i32(fp128 0xL00000000000000003FFF000000000000, i32 [[TMP1]]) 82; CHECK-NEXT: ret fp128 [[EXP2]] 83; 84 %itofp = sitofp i8 %x to fp128 85 %exp2 = call fp128 @llvm.exp2.fp128(fp128 %itofp) 86 ret fp128 %exp2 87} 88 89define <vscale x 4 x float> @exp2_nxv4f32_sitofp_i8(<vscale x 4 x i8> %x) { 90; CHECK-LABEL: define <vscale x 4 x float> @exp2_nxv4f32_sitofp_i8( 91; CHECK-SAME: <vscale x 4 x i8> [[X:%.*]]) { 92; CHECK-NEXT: [[TMP1:%.*]] = sext <vscale x 4 x i8> [[X]] to <vscale x 4 x i32> 93; 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]]) 94; CHECK-NEXT: ret <vscale x 4 x float> [[EXP2]] 95; 96 %itofp = sitofp <vscale x 4 x i8> %x to <vscale x 4 x float> 97 %exp2 = call <vscale x 4 x float> @llvm.exp2.nxv4f32(<vscale x 4 x float> %itofp) 98 ret <vscale x 4 x float> %exp2 99} 100 101; FIXME: This asserts 102; define bfloat @exp2_bf16_sitofp_i8(i8 %x) { 103; %itofp = sitofp i8 %x to bfloat 104; %exp2 = call bfloat @llvm.exp2.bf16(bfloat %itofp) 105; ret bfloat %exp2 106; } 107 108; FIXME: This asserts 109; define ppc_fp128 @exp2_ppc_fp128_sitofp_i8(i8 %x) { 110; %itofp = sitofp i8 %x to ppc_fp128 111; %exp2 = call ppc_fp128 @llvm.exp2.ppcf128(ppc_fp128 %itofp) 112; ret ppc_fp128 %exp2 113; } 114 115; FIXME: This asserts 116; define x86_fp80 @exp2_x86_fp80_sitofp_i8(i8 %x) { 117; %itofp = sitofp i8 %x to x86_fp80 118; %exp2 = call x86_fp80 @llvm.exp2.f80(x86_fp80 %itofp) 119; ret x86_fp80 %exp2 120; } 121