501 lines
18 KiB
LLVM
501 lines
18 KiB
LLVM
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; NOTE: Assertions have been autogenerated by utils/update_test_checks.py
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; RUN: opt < %s -instcombine -S | FileCheck %s
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define float @powf_expf(float %x, float %y) {
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; CHECK-LABEL: @powf_expf(
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; CHECK-NEXT: [[MUL:%.*]] = fmul fast float [[X:%.*]], [[Y:%.*]]
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; CHECK-NEXT: [[EXP:%.*]] = call fast float @llvm.exp.f32(float [[MUL]])
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; CHECK-NEXT: ret float [[EXP]]
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;
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%call = call fast float @expf(float %x) nounwind readnone
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%pow = call fast float @llvm.pow.f32(float %call, float %y)
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ret float %pow
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}
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define float @powf_expf_libcall(float %x, float %y) {
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; CHECK-LABEL: @powf_expf_libcall(
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; CHECK-NEXT: [[MUL:%.*]] = fmul fast float [[X:%.*]], [[Y:%.*]]
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; CHECK-NEXT: [[EXPF:%.*]] = call fast float @expf(float [[MUL]])
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; CHECK-NEXT: ret float [[EXPF]]
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;
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%call = call fast float @expf(float %x)
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%pow = call fast float @powf(float %call, float %y)
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ret float %pow
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}
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define double @pow_exp(double %x, double %y) {
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; CHECK-LABEL: @pow_exp(
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; CHECK-NEXT: [[MUL:%.*]] = fmul fast double [[X:%.*]], [[Y:%.*]]
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; CHECK-NEXT: [[EXP:%.*]] = call fast double @llvm.exp.f64(double [[MUL]])
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; CHECK-NEXT: ret double [[EXP]]
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;
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%call = call fast double @exp(double %x) nounwind readnone
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%pow = call fast double @llvm.pow.f64(double %call, double %y)
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ret double %pow
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}
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define double @pow_exp_not_intrinsic(double %x, double %y) {
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; CHECK-LABEL: @pow_exp_not_intrinsic(
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; CHECK-NEXT: [[MUL:%.*]] = fmul fast double [[X:%.*]], [[Y:%.*]]
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; CHECK-NEXT: [[EXP:%.*]] = call fast double @llvm.exp.f64(double [[MUL]])
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; CHECK-NEXT: ret double [[EXP]]
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;
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%call = call fast double @exp(double %x) nounwind readnone
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%pow = call fast double @pow(double %call, double %y) nounwind readnone
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ret double %pow
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}
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define fp128 @powl_expl(fp128 %x, fp128 %y) {
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; CHECK-LABEL: @powl_expl(
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; CHECK-NEXT: [[MUL:%.*]] = fmul fast fp128 [[X:%.*]], [[Y:%.*]]
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; CHECK-NEXT: [[EXP:%.*]] = call fast fp128 @llvm.exp.f128(fp128 [[MUL]])
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; CHECK-NEXT: ret fp128 [[EXP]]
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;
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%call = call fast fp128 @expl(fp128 %x) nounwind readnone
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%pow = call fast fp128 @llvm.pow.f128(fp128 %call, fp128 %y)
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ret fp128 %pow
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}
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define fp128 @powl_expl_not_fast(fp128 %x, fp128 %y) {
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; CHECK-LABEL: @powl_expl_not_fast(
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; CHECK-NEXT: [[CALL:%.*]] = call fp128 @expl(fp128 [[X:%.*]])
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; CHECK-NEXT: [[POW:%.*]] = call fast fp128 @llvm.pow.f128(fp128 [[CALL]], fp128 [[Y:%.*]])
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; CHECK-NEXT: ret fp128 [[POW]]
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;
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%call = call fp128 @expl(fp128 %x)
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%pow = call fast fp128 @llvm.pow.f128(fp128 %call, fp128 %y)
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ret fp128 %pow
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}
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define float @powf_exp2f(float %x, float %y) {
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; CHECK-LABEL: @powf_exp2f(
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; CHECK-NEXT: [[MUL:%.*]] = fmul fast float [[X:%.*]], [[Y:%.*]]
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; CHECK-NEXT: [[EXP2:%.*]] = call fast float @llvm.exp2.f32(float [[MUL]])
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; CHECK-NEXT: ret float [[EXP2]]
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;
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%call = call fast float @exp2f(float %x) nounwind readnone
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%pow = call fast float @llvm.pow.f32(float %call, float %y)
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ret float %pow
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}
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define float @powf_exp2f_not_intrinsic(float %x, float %y) {
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; CHECK-LABEL: @powf_exp2f_not_intrinsic(
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; CHECK-NEXT: [[MUL:%.*]] = fmul fast float [[X:%.*]], [[Y:%.*]]
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; CHECK-NEXT: [[EXP2:%.*]] = call fast float @llvm.exp2.f32(float [[MUL]])
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; CHECK-NEXT: ret float [[EXP2]]
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;
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%call = call fast float @exp2f(float %x) nounwind readnone
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%pow = call fast float @powf(float %call, float %y) nounwind readnone
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ret float %pow
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}
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define double @pow_exp2(double %x, double %y) {
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; CHECK-LABEL: @pow_exp2(
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; CHECK-NEXT: [[MUL:%.*]] = fmul fast double [[X:%.*]], [[Y:%.*]]
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; CHECK-NEXT: [[EXP2:%.*]] = call fast double @llvm.exp2.f64(double [[MUL]])
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; CHECK-NEXT: ret double [[EXP2]]
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;
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%call = call fast double @exp2(double %x) nounwind readnone
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%pow = call fast double @llvm.pow.f64(double %call, double %y)
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ret double %pow
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}
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define double @pow_exp2_libcall(double %x, double %y) {
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; CHECK-LABEL: @pow_exp2_libcall(
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; CHECK-NEXT: [[MUL:%.*]] = fmul fast double [[X:%.*]], [[Y:%.*]]
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; CHECK-NEXT: [[EXP2:%.*]] = call fast double @exp2(double [[MUL]])
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; CHECK-NEXT: ret double [[EXP2]]
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;
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%call = call fast double @exp2(double %x)
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%pow = call fast double @pow(double %call, double %y)
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ret double %pow
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}
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define fp128 @powl_exp2l(fp128 %x, fp128 %y) {
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; CHECK-LABEL: @powl_exp2l(
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; CHECK-NEXT: [[MUL:%.*]] = fmul fast fp128 [[X:%.*]], [[Y:%.*]]
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; CHECK-NEXT: [[EXP2:%.*]] = call fast fp128 @llvm.exp2.f128(fp128 [[MUL]])
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; CHECK-NEXT: ret fp128 [[EXP2]]
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;
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%call = call fast fp128 @exp2l(fp128 %x) nounwind readnone
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%pow = call fast fp128 @llvm.pow.f128(fp128 %call, fp128 %y)
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ret fp128 %pow
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}
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define fp128 @powl_exp2l_not_fast(fp128 %x, fp128 %y) {
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; CHECK-LABEL: @powl_exp2l_not_fast(
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; CHECK-NEXT: [[CALL:%.*]] = call fp128 @exp2l(fp128 [[X:%.*]])
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; CHECK-NEXT: [[POW:%.*]] = call fast fp128 @llvm.pow.f128(fp128 [[CALL]], fp128 [[Y:%.*]])
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; CHECK-NEXT: ret fp128 [[POW]]
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;
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%call = call fp128 @exp2l(fp128 %x)
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%pow = call fast fp128 @llvm.pow.f128(fp128 %call, fp128 %y)
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ret fp128 %pow
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}
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; TODO: exp10() is not widely enabled by many targets yet.
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define float @powf_exp10f(float %x, float %y) {
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; CHECK-LABEL: @powf_exp10f(
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; CHECK-NEXT: [[CALL:%.*]] = call fast float @exp10f(float [[X:%.*]]) #1
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; CHECK-NEXT: [[POW:%.*]] = call fast float @llvm.pow.f32(float [[CALL]], float [[Y:%.*]])
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; CHECK-NEXT: ret float [[POW]]
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;
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%call = call fast float @exp10f(float %x) nounwind readnone
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%pow = call fast float @llvm.pow.f32(float %call, float %y)
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ret float %pow
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}
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define double @pow_exp10(double %x, double %y) {
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; CHECK-LABEL: @pow_exp10(
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; CHECK-NEXT: [[CALL:%.*]] = call fast double @exp10(double [[X:%.*]]) #1
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; CHECK-NEXT: [[POW:%.*]] = call fast double @llvm.pow.f64(double [[CALL]], double [[Y:%.*]])
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; CHECK-NEXT: ret double [[POW]]
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;
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%call = call fast double @exp10(double %x) nounwind readnone
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%pow = call fast double @llvm.pow.f64(double %call, double %y)
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ret double %pow
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}
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define fp128 @pow_exp10l(fp128 %x, fp128 %y) {
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; CHECK-LABEL: @pow_exp10l(
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; CHECK-NEXT: [[CALL:%.*]] = call fast fp128 @exp10l(fp128 [[X:%.*]]) #1
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; CHECK-NEXT: [[POW:%.*]] = call fast fp128 @llvm.pow.f128(fp128 [[CALL]], fp128 [[Y:%.*]])
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; CHECK-NEXT: ret fp128 [[POW]]
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;
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%call = call fast fp128 @exp10l(fp128 %x) nounwind readnone
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%pow = call fast fp128 @llvm.pow.f128(fp128 %call, fp128 %y)
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ret fp128 %pow
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}
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define float @reuse_fast(float %x, float %y, float * %p) {
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; CHECK-LABEL: @reuse_fast(
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; CHECK-NEXT: [[EXP:%.*]] = call fast float @expf(float [[X:%.*]])
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; CHECK-NEXT: [[POW:%.*]] = call fast float @powf(float [[EXP]], float [[Y:%.*]])
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; CHECK-NEXT: store float [[EXP]], float* [[P:%.*]], align 4
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; CHECK-NEXT: ret float [[POW]]
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;
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%exp = call fast float @expf(float %x)
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%pow = call fast float @powf(float %exp, float %y)
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store float %exp, float *%p, align 4
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ret float %pow
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}
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define fp128 @reuse_libcall(fp128 %x, fp128 %y, fp128 * %p) {
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; CHECK-LABEL: @reuse_libcall(
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; CHECK-NEXT: [[EXP:%.*]] = call fp128 @expl(fp128 [[X:%.*]])
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; CHECK-NEXT: [[POW:%.*]] = call fp128 @powl(fp128 [[EXP]], fp128 [[Y:%.*]])
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; CHECK-NEXT: store fp128 [[EXP]], fp128* [[P:%.*]], align 16
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; CHECK-NEXT: ret fp128 [[POW]]
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;
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%exp = call fp128 @expl(fp128 %x)
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%pow = call fp128 @powl(fp128 %exp, fp128 %y)
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store fp128 %exp, fp128 *%p, align 16
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ret fp128 %pow
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}
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define double @function_pointer(double ()* %fptr, double %p1) {
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; CHECK-LABEL: @function_pointer(
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; CHECK-NEXT: [[CALL1:%.*]] = call fast double [[FPTR:%.*]]()
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; CHECK-NEXT: [[POW:%.*]] = call fast double @llvm.pow.f64(double [[CALL1]], double [[P1:%.*]])
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; CHECK-NEXT: ret double [[POW]]
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;
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%call1 = call fast double %fptr()
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%pow = call fast double @llvm.pow.f64(double %call1, double %p1)
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ret double %pow
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}
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; pow(C,x) -> exp2(log2(C)*x)
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declare void @use_d(double)
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declare void @use_f(float)
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define double @pow_ok_base(double %e) {
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; CHECK-LABEL: @pow_ok_base(
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; Do not change 0xBFE0776{{.*}} to the exact constant, see PR42740
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; CHECK-NEXT: [[MUL:%.*]] = fmul nnan ninf afn double [[E:%.*]], 0xBFE0776{{.*}}
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; CHECK-NEXT: [[EXP2:%.*]] = call nnan ninf afn double @exp2(double [[MUL]])
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; CHECK-NEXT: ret double [[EXP2]]
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;
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%call = tail call afn nnan ninf double @pow(double 0x3FE6666666666666, double %e)
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ret double %call
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}
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define double @pow_ok_base_fast(double %e) {
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; CHECK-LABEL: @pow_ok_base_fast(
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; CHECK-NEXT: [[MUL:%.*]] = fmul fast double [[E:%.*]], 0xBFE0776{{.*}}
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; CHECK-NEXT: [[EXP2:%.*]] = call fast double @exp2(double [[MUL]])
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; CHECK-NEXT: ret double [[EXP2]]
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;
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%call = tail call fast double @pow(double 0x3FE6666666666666, double %e)
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ret double %call
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}
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define double @pow_ok_base2(double %e) {
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; CHECK-LABEL: @pow_ok_base2(
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; CHECK-NEXT: [[MUL:%.*]] = fmul nnan ninf afn double [[E:%.*]], 0x4010952{{.*}}
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; CHECK-NEXT: [[EXP2:%.*]] = call nnan ninf afn double @exp2(double [[MUL]])
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; CHECK-NEXT: ret double [[EXP2]]
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;
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%call = tail call afn nnan ninf double @pow(double 1.770000e+01, double %e)
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ret double %call
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}
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define double @pow_ok_base3(double %e) {
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; CHECK-LABEL: @pow_ok_base3(
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; CHECK-NEXT: [[MUL:%.*]] = fmul nnan ninf afn double [[E:%.*]], 0x400AB0B5{{.*}}
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; CHECK-NEXT: [[EXP2:%.*]] = call nnan ninf afn double @exp2(double [[MUL]])
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; CHECK-NEXT: ret double [[EXP2]]
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;
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%call = tail call afn nnan ninf double @pow(double 1.010000e+01, double %e)
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ret double %call
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}
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define double @pow_ok_ten_base(double %e) {
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; CHECK-LABEL: @pow_ok_ten_base(
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; CHECK-NEXT: [[MUL:%.*]] = fmul nnan ninf afn double [[E:%.*]], 0x400A934F{{.*}}
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; CHECK-NEXT: [[EXP2:%.*]] = call nnan ninf afn double @exp2(double [[MUL]])
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; CHECK-NEXT: ret double [[EXP2]]
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;
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%call = tail call afn nnan ninf double @pow(double 1.000000e+01, double %e)
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ret double %call
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}
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define double @pow_ok_denorm_base(double %e) {
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; CHECK-LABEL: @pow_ok_denorm_base(
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; CHECK-NEXT: [[MUL:%.*]] = fmul nnan ninf afn double [[E:%.*]], 0xC0904800000005C5
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; CHECK-NEXT: [[EXP2:%.*]] = call nnan ninf afn double @exp2(double [[MUL]])
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; CHECK-NEXT: ret double [[EXP2]]
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;
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%call = tail call afn nnan ninf double @pow(double 0x00000000FFFFFFFF, double %e)
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ret double %call
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}
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define float @powf_ok_base(float %e) {
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; CHECK-LABEL: @powf_ok_base(
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; CHECK-NEXT: [[MUL:%.*]] = fmul nnan ninf afn float [[E:%.*]], 0xBFE07762{{.*}}
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; CHECK-NEXT: [[EXP2F:%.*]] = call nnan ninf afn float @exp2f(float [[MUL]])
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; CHECK-NEXT: ret float [[EXP2F]]
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;
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%call = tail call afn nnan ninf float @powf(float 0x3FE6666660000000, float %e)
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ret float %call
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}
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define float @powf_ok_base2(float %e) {
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; CHECK-LABEL: @powf_ok_base2(
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; CHECK-NEXT: [[MUL:%.*]] = fmul nnan ninf afn float [[E:%.*]], 0x4010952{{.*}}
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; CHECK-NEXT: [[EXP2F:%.*]] = call nnan ninf afn float @exp2f(float [[MUL]])
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; CHECK-NEXT: ret float [[EXP2F]]
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;
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%call = tail call afn nnan ninf float @powf(float 0x4031B33340000000, float %e)
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ret float %call
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}
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define float @powf_ok_base3(float %e) {
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; CHECK-LABEL: @powf_ok_base3(
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; CHECK-NEXT: [[MUL:%.*]] = fmul nnan ninf afn float [[E:%.*]], 0x400AB0B5{{.*}}
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; CHECK-NEXT: [[EXP2F:%.*]] = call nnan ninf afn float @exp2f(float [[MUL]])
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; CHECK-NEXT: ret float [[EXP2F]]
|
||
|
|
;
|
||
|
|
%call = tail call afn nnan ninf float @powf(float 0x4024333340000000, float %e)
|
||
|
|
ret float %call
|
||
|
|
}
|
||
|
|
|
||
|
|
define float @powf_ok_ten_base(float %e) {
|
||
|
|
; CHECK-LABEL: @powf_ok_ten_base(
|
||
|
|
; CHECK-NEXT: [[MUL:%.*]] = fmul nnan ninf afn float [[E:%.*]], 0x400A934{{.*}}
|
||
|
|
; CHECK-NEXT: [[EXP2F:%.*]] = call nnan ninf afn float @exp2f(float [[MUL]])
|
||
|
|
; CHECK-NEXT: ret float [[EXP2F]]
|
||
|
|
;
|
||
|
|
%call = tail call afn nnan ninf float @powf(float 1.000000e+01, float %e)
|
||
|
|
ret float %call
|
||
|
|
}
|
||
|
|
|
||
|
|
define float @powf_ok_denorm_base(float %e) {
|
||
|
|
; CHECK-LABEL: @powf_ok_denorm_base(
|
||
|
|
; CHECK-NEXT: [[MUL:%.*]] = fmul nnan ninf afn float [[E:%.*]], -1.350000e+02
|
||
|
|
; CHECK-NEXT: [[EXP2F:%.*]] = call nnan ninf afn float @exp2f(float [[MUL]])
|
||
|
|
; CHECK-NEXT: ret float [[EXP2F]]
|
||
|
|
;
|
||
|
|
%call = tail call afn nnan ninf float @powf(float 0x3780000000000000, float %e)
|
||
|
|
ret float %call
|
||
|
|
}
|
||
|
|
|
||
|
|
; Negative tests
|
||
|
|
|
||
|
|
define double @pow_zero_base(double %e) {
|
||
|
|
; CHECK-LABEL: @pow_zero_base(
|
||
|
|
; CHECK-NEXT: [[CALL:%.*]] = tail call nnan ninf afn double @pow(double 0.000000e+00, double [[E:%.*]])
|
||
|
|
; CHECK-NEXT: ret double [[CALL]]
|
||
|
|
;
|
||
|
|
%call = tail call afn nnan ninf double @pow(double 0.000000e+00, double %e)
|
||
|
|
ret double %call
|
||
|
|
}
|
||
|
|
|
||
|
|
define double @pow_zero_base2(double %e) {
|
||
|
|
; CHECK-LABEL: @pow_zero_base2(
|
||
|
|
; CHECK-NEXT: [[CALL:%.*]] = tail call nnan ninf afn double @pow(double -0.000000e+00, double [[E:%.*]])
|
||
|
|
; CHECK-NEXT: ret double [[CALL]]
|
||
|
|
;
|
||
|
|
%call = tail call afn nnan ninf double @pow(double -0.000000e+00, double %e)
|
||
|
|
ret double %call
|
||
|
|
}
|
||
|
|
|
||
|
|
define double @pow_inf_base(double %e) {
|
||
|
|
; CHECK-LABEL: @pow_inf_base(
|
||
|
|
; CHECK-NEXT: [[CALL:%.*]] = tail call nnan ninf afn double @pow(double 0x7FF0000000000000, double [[E:%.*]])
|
||
|
|
; CHECK-NEXT: ret double [[CALL]]
|
||
|
|
;
|
||
|
|
%call = tail call afn nnan ninf double @pow(double 0x7FF0000000000000, double %e)
|
||
|
|
ret double %call
|
||
|
|
}
|
||
|
|
|
||
|
|
define double @pow_nan_base(double %e) {
|
||
|
|
; CHECK-LABEL: @pow_nan_base(
|
||
|
|
; CHECK-NEXT: [[CALL:%.*]] = tail call nnan ninf afn double @pow(double 0x7FF8000000000000, double [[E:%.*]])
|
||
|
|
; CHECK-NEXT: ret double [[CALL]]
|
||
|
|
;
|
||
|
|
%call = tail call afn nnan ninf double @pow(double 0x7FF8000000000000, double %e)
|
||
|
|
ret double %call
|
||
|
|
}
|
||
|
|
|
||
|
|
define double @pow_negative_base(double %e) {
|
||
|
|
; CHECK-LABEL: @pow_negative_base(
|
||
|
|
; CHECK-NEXT: [[CALL:%.*]] = tail call nnan ninf afn double @pow(double -4.000000e+00, double [[E:%.*]])
|
||
|
|
; CHECK-NEXT: ret double [[CALL]]
|
||
|
|
;
|
||
|
|
%call = tail call afn nnan ninf double @pow(double -4.000000e+00, double %e)
|
||
|
|
ret double %call
|
||
|
|
}
|
||
|
|
|
||
|
|
define double @pow_multiuse(double %e) {
|
||
|
|
; CHECK-LABEL: @pow_multiuse(
|
||
|
|
; CHECK-NEXT: [[MUL:%.*]] = fmul nnan ninf afn double [[E:%.*]], 0x4002934{{.*}}
|
||
|
|
; CHECK-NEXT: [[EXP2:%.*]] = call nnan ninf afn double @exp2(double [[MUL]])
|
||
|
|
; CHECK-NEXT: tail call void @use_d(double [[EXP2]])
|
||
|
|
; CHECK-NEXT: ret double [[EXP2]]
|
||
|
|
;
|
||
|
|
%call = tail call afn nnan ninf double @pow(double 5.000000e+00, double %e)
|
||
|
|
tail call void @use_d(double %call)
|
||
|
|
ret double %call
|
||
|
|
}
|
||
|
|
|
||
|
|
define double @pow_ok_base_no_afn(double %e) {
|
||
|
|
; CHECK-LABEL: @pow_ok_base_no_afn(
|
||
|
|
; CHECK-NEXT: [[CALL:%.*]] = tail call nnan ninf double @pow(double 0x3FE6666666666666, double [[E:%.*]])
|
||
|
|
; CHECK-NEXT: ret double [[CALL]]
|
||
|
|
;
|
||
|
|
%call = tail call nnan ninf double @pow(double 0x3FE6666666666666, double %e)
|
||
|
|
ret double %call
|
||
|
|
}
|
||
|
|
|
||
|
|
define double @pow_ok_base_no_nnan(double %e) {
|
||
|
|
; CHECK-LABEL: @pow_ok_base_no_nnan(
|
||
|
|
; CHECK-NEXT: [[CALL:%.*]] = tail call ninf afn double @pow(double 0x3FE6666666666666, double [[E:%.*]])
|
||
|
|
; CHECK-NEXT: ret double [[CALL]]
|
||
|
|
;
|
||
|
|
%call = tail call afn ninf double @pow(double 0x3FE6666666666666, double %e)
|
||
|
|
ret double %call
|
||
|
|
}
|
||
|
|
|
||
|
|
define double @pow_ok_base_no_ninf(double %e) {
|
||
|
|
; CHECK-LABEL: @pow_ok_base_no_ninf(
|
||
|
|
; CHECK-NEXT: [[MUL:%.*]] = fmul nnan afn double [[E:%.*]], 0xBFE0776{{.*}}
|
||
|
|
; CHECK-NEXT: [[EXP2:%.*]] = call nnan afn double @exp2(double [[MUL]])
|
||
|
|
; CHECK-NEXT: ret double [[EXP2]]
|
||
|
|
;
|
||
|
|
%call = tail call afn nnan double @pow(double 0x3FE6666666666666, double %e)
|
||
|
|
ret double %call
|
||
|
|
}
|
||
|
|
|
||
|
|
define float @powf_zero_base(float %e) {
|
||
|
|
; CHECK-LABEL: @powf_zero_base(
|
||
|
|
; CHECK-NEXT: [[CALL:%.*]] = tail call nnan ninf afn float @powf(float 0.000000e+00, float [[E:%.*]])
|
||
|
|
; CHECK-NEXT: ret float [[CALL]]
|
||
|
|
;
|
||
|
|
%call = tail call afn nnan ninf float @powf(float 0.000000e+00, float %e)
|
||
|
|
ret float %call
|
||
|
|
}
|
||
|
|
|
||
|
|
define float @powf_zero_base2(float %e) {
|
||
|
|
; CHECK-LABEL: @powf_zero_base2(
|
||
|
|
; CHECK-NEXT: [[CALL:%.*]] = tail call nnan ninf afn float @powf(float -0.000000e+00, float [[E:%.*]])
|
||
|
|
; CHECK-NEXT: ret float [[CALL]]
|
||
|
|
;
|
||
|
|
%call = tail call afn nnan ninf float @powf(float -0.000000e+00, float %e)
|
||
|
|
ret float %call
|
||
|
|
}
|
||
|
|
|
||
|
|
define float @powf_inf_base(float %e) {
|
||
|
|
; CHECK-LABEL: @powf_inf_base(
|
||
|
|
; CHECK-NEXT: [[CALL:%.*]] = tail call nnan ninf afn float @powf(float 0x7FF0000000000000, float [[E:%.*]])
|
||
|
|
; CHECK-NEXT: ret float [[CALL]]
|
||
|
|
;
|
||
|
|
%call = tail call afn nnan ninf float @powf(float 0x7FF0000000000000, float %e)
|
||
|
|
ret float %call
|
||
|
|
}
|
||
|
|
|
||
|
|
define float @powf_nan_base(float %e) {
|
||
|
|
; CHECK-LABEL: @powf_nan_base(
|
||
|
|
; CHECK-NEXT: [[CALL:%.*]] = tail call nnan ninf afn float @powf(float 0x7FF8000000000000, float [[E:%.*]])
|
||
|
|
; CHECK-NEXT: ret float [[CALL]]
|
||
|
|
;
|
||
|
|
%call = tail call afn nnan ninf float @powf(float 0x7FF8000000000000, float %e)
|
||
|
|
ret float %call
|
||
|
|
}
|
||
|
|
|
||
|
|
define float @powf_negative_base(float %e) {
|
||
|
|
; CHECK-LABEL: @powf_negative_base(
|
||
|
|
; CHECK-NEXT: [[CALL:%.*]] = tail call nnan ninf afn float @powf(float -4.000000e+00, float [[E:%.*]])
|
||
|
|
; CHECK-NEXT: ret float [[CALL]]
|
||
|
|
;
|
||
|
|
%call = tail call afn nnan ninf float @powf(float -4.000000e+00, float %e)
|
||
|
|
ret float %call
|
||
|
|
}
|
||
|
|
|
||
|
|
define float @powf_multiuse(float %e) {
|
||
|
|
; CHECK-LABEL: @powf_multiuse(
|
||
|
|
; CHECK-NEXT: [[MUL:%.*]] = fmul nnan ninf afn float [[E:%.*]], 0x4002934{{.*}}
|
||
|
|
; CHECK-NEXT: [[EXP2F:%.*]] = call nnan ninf afn float @exp2f(float [[MUL]])
|
||
|
|
; CHECK-NEXT: tail call void @use_f(float [[EXP2F]])
|
||
|
|
; CHECK-NEXT: ret float [[EXP2F]]
|
||
|
|
;
|
||
|
|
%call = tail call afn nnan ninf float @powf(float 5.000000e+00, float %e)
|
||
|
|
tail call void @use_f(float %call)
|
||
|
|
ret float %call
|
||
|
|
}
|
||
|
|
|
||
|
|
define float @powf_ok_base_no_afn(float %e) {
|
||
|
|
; CHECK-LABEL: @powf_ok_base_no_afn(
|
||
|
|
; CHECK-NEXT: [[CALL:%.*]] = tail call float @powf(float 0x3FE6666660000000, float [[E:%.*]])
|
||
|
|
; CHECK-NEXT: ret float [[CALL]]
|
||
|
|
;
|
||
|
|
%call = tail call float @powf(float 0x3FE6666660000000, float %e)
|
||
|
|
ret float %call
|
||
|
|
}
|
||
|
|
|
||
|
|
define fp128 @powl_long_dbl_no_fold(fp128 %e) {
|
||
|
|
; CHECK-LABEL: @powl_long_dbl_no_fold(
|
||
|
|
; CHECK-NEXT: [[CALL:%.*]] = tail call nnan ninf afn fp128 @powl(fp128 0xL00000000000000005001000000000000, fp128 [[E:%.*]])
|
||
|
|
; CHECK-NEXT: ret fp128 [[CALL]]
|
||
|
|
;
|
||
|
|
%call = tail call afn nnan ninf fp128 @powl(fp128 0xL00000000000000005001000000000000, fp128 %e)
|
||
|
|
ret fp128 %call
|
||
|
|
}
|
||
|
|
|
||
|
|
declare float @expf(float)
|
||
|
|
declare double @exp(double)
|
||
|
|
declare fp128 @expl(fp128)
|
||
|
|
declare float @exp2f(float)
|
||
|
|
declare double @exp2(double)
|
||
|
|
declare fp128 @exp2l(fp128)
|
||
|
|
declare float @exp10f(float)
|
||
|
|
declare double @exp10(double)
|
||
|
|
declare fp128 @exp10l(fp128)
|
||
|
|
declare float @powf(float, float)
|
||
|
|
declare double @pow(double, double)
|
||
|
|
declare fp128 @powl(fp128, fp128)
|
||
|
|
declare float @llvm.pow.f32(float, float)
|
||
|
|
declare double @llvm.pow.f64(double, double)
|
||
|
|
declare fp128 @llvm.pow.f128(fp128, fp128)
|