derek.holloway
7502bf64a4
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113 lines
4.4 KiB
LLVM
113 lines
4.4 KiB
LLVM
; NOTE: Assertions have been autogenerated by utils/update_test_checks.py
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; RUN: opt < %s -passes=instcombine -S | FileCheck %s
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define float @ldexp_zext_float(float %x, i1 %bool) {
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; CHECK-LABEL: @ldexp_zext_float(
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; CHECK-NEXT: [[TMP1:%.*]] = select i1 [[BOOL:%.*]], float 2.000000e+00, float 1.000000e+00
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; CHECK-NEXT: [[LDEXP:%.*]] = fmul float [[X:%.*]], [[TMP1]]
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; CHECK-NEXT: ret float [[LDEXP]]
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;
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%zext = zext i1 %bool to i32
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%ldexp = call float @llvm.ldexp.f32.i32(float %x, i32 %zext)
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ret float %ldexp
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}
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define float @ldexp_zext_float_negative(float %x, i8 %y) {
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; CHECK-LABEL: @ldexp_zext_float_negative(
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; CHECK-NEXT: [[ZEXT:%.*]] = zext i8 [[Y:%.*]] to i32
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; CHECK-NEXT: [[LDEXP:%.*]] = call float @llvm.ldexp.f32.i32(float [[X:%.*]], i32 [[ZEXT]])
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; CHECK-NEXT: ret float [[LDEXP]]
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;
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%zext = zext i8 %y to i32
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%ldexp = call float @llvm.ldexp.f32.i32(float %x, i32 %zext)
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ret float %ldexp
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}
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define double @ldexp_zext_double(double %x, i1 %bool) {
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; CHECK-LABEL: @ldexp_zext_double(
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; CHECK-NEXT: [[TMP1:%.*]] = select i1 [[BOOL:%.*]], double 2.000000e+00, double 1.000000e+00
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; CHECK-NEXT: [[LDEXP:%.*]] = fmul double [[X:%.*]], [[TMP1]]
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; CHECK-NEXT: ret double [[LDEXP]]
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;
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%zext = zext i1 %bool to i32
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%ldexp = call double @llvm.ldexp.f64.i32(double %x, i32 %zext)
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ret double %ldexp
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}
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define double @ldexp_zext_double_fast_math(double %x, i1 %bool) {
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; CHECK-LABEL: @ldexp_zext_double_fast_math(
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; CHECK-NEXT: [[TMP1:%.*]] = select i1 [[BOOL:%.*]], double 2.000000e+00, double 1.000000e+00
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; CHECK-NEXT: [[LDEXP:%.*]] = fmul reassoc double [[X:%.*]], [[TMP1]]
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; CHECK-NEXT: ret double [[LDEXP]]
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;
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%zext = zext i1 %bool to i32
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%ldexp = call reassoc double @llvm.ldexp.f64.i32(double %x, i32 %zext)
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ret double %ldexp
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}
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define <2 x float> @ldexp_zext_float_vector(<2 x float> %x, <2 x i1> %bool) {
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; CHECK-LABEL: @ldexp_zext_float_vector(
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; CHECK-NEXT: [[TMP1:%.*]] = select <2 x i1> [[BOOL:%.*]], <2 x float> splat (float 2.000000e+00), <2 x float> splat (float 1.000000e+00)
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; CHECK-NEXT: [[LDEXP:%.*]] = fmul <2 x float> [[X:%.*]], [[TMP1]]
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; CHECK-NEXT: ret <2 x float> [[LDEXP]]
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;
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%zext = zext <2 x i1> %bool to <2 x i32>
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%ldexp = call <2 x float> @llvm.ldexp.v2f32.v2i32(<2 x float> %x, <2 x i32> %zext)
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ret <2 x float> %ldexp
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}
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define float @ldexp_sext_float(float %x, i1 %bool) {
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; CHECK-LABEL: @ldexp_sext_float(
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; CHECK-NEXT: [[TMP1:%.*]] = select i1 [[BOOL:%.*]], float 5.000000e-01, float 1.000000e+00
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; CHECK-NEXT: [[LDEXP:%.*]] = fmul float [[X:%.*]], [[TMP1]]
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; CHECK-NEXT: ret float [[LDEXP]]
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;
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%sext = sext i1 %bool to i32
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%ldexp = call float @llvm.ldexp.f32.i32(float %x, i32 %sext)
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ret float %ldexp
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}
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define float @ldexp_sext_float_negative(float %x, i8 %y) {
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; CHECK-LABEL: @ldexp_sext_float_negative(
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; CHECK-NEXT: [[SEXT:%.*]] = sext i8 [[Y:%.*]] to i32
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; CHECK-NEXT: [[LDEXP:%.*]] = call float @llvm.ldexp.f32.i32(float [[X:%.*]], i32 [[SEXT]])
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; CHECK-NEXT: ret float [[LDEXP]]
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;
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%sext = sext i8 %y to i32
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%ldexp = call float @llvm.ldexp.f32.i32(float %x, i32 %sext)
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ret float %ldexp
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}
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define double @ldexp_sext_double(double %x, i1 %bool) {
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; CHECK-LABEL: @ldexp_sext_double(
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; CHECK-NEXT: [[TMP1:%.*]] = select i1 [[BOOL:%.*]], double 5.000000e-01, double 1.000000e+00
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; CHECK-NEXT: [[LDEXP:%.*]] = fmul double [[X:%.*]], [[TMP1]]
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; CHECK-NEXT: ret double [[LDEXP]]
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;
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%sext = sext i1 %bool to i32
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%ldexp = call double @llvm.ldexp.f64.i32(double %x, i32 %sext)
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ret double %ldexp
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}
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define double @ldexp_sext_double_fast_math(double %x, i1 %bool) {
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; CHECK-LABEL: @ldexp_sext_double_fast_math(
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; CHECK-NEXT: [[TMP1:%.*]] = select i1 [[BOOL:%.*]], double 5.000000e-01, double 1.000000e+00
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; CHECK-NEXT: [[LDEXP:%.*]] = fmul reassoc double [[X:%.*]], [[TMP1]]
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; CHECK-NEXT: ret double [[LDEXP]]
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;
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%sext = sext i1 %bool to i32
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%ldexp = call reassoc double @llvm.ldexp.f64.i32(double %x, i32 %sext)
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ret double %ldexp
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}
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define <2 x float> @ldexp_sext_float_vector(<2 x float> %x, <2 x i1> %bool) {
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; CHECK-LABEL: @ldexp_sext_float_vector(
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; CHECK-NEXT: [[TMP1:%.*]] = select <2 x i1> [[BOOL:%.*]], <2 x float> splat (float 5.000000e-01), <2 x float> splat (float 1.000000e+00)
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; CHECK-NEXT: [[LDEXP:%.*]] = fmul <2 x float> [[X:%.*]], [[TMP1]]
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; CHECK-NEXT: ret <2 x float> [[LDEXP]]
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;
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%sext = sext <2 x i1> %bool to <2 x i32>
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%ldexp = call <2 x float> @llvm.ldexp.v2f32.v2i32(<2 x float> %x, <2 x i32> %sext)
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ret <2 x float> %ldexp
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}
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