126 lines
4.2 KiB
LLVM
126 lines
4.2 KiB
LLVM
; 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 double @log_pow(double %x, double %y) {
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; CHECK-LABEL: @log_pow(
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; CHECK-NEXT: [[LOG1:%.*]] = call fast double @llvm.log.f64(double [[X:%.*]])
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; CHECK-NEXT: [[MUL:%.*]] = fmul fast double [[LOG1]], [[Y:%.*]]
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; CHECK-NEXT: ret double [[MUL]]
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;
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%pow = call fast double @pow(double %x, double %y)
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%log = call fast double @log(double %pow)
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ret double %log
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}
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define float @log10f_powf(float %x, float %y) {
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; CHECK-LABEL: @log10f_powf(
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; CHECK-NEXT: [[LOG1:%.*]] = call fast float @llvm.log10.f32(float [[X:%.*]])
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; CHECK-NEXT: [[MUL:%.*]] = fmul fast float [[LOG1]], [[Y:%.*]]
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; CHECK-NEXT: ret float [[MUL]]
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;
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%pow = call fast float @powf(float %x, float %y)
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%log = call fast float @llvm.log10.f32(float %pow)
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ret float %log
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}
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define <2 x double> @log2v_powv(<2 x double> %x, <2 x double> %y) {
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; CHECK-LABEL: @log2v_powv(
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; CHECK-NEXT: [[LOG1:%.*]] = call fast <2 x double> @llvm.log2.v2f64(<2 x double> [[X:%.*]])
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; CHECK-NEXT: [[MUL:%.*]] = fmul fast <2 x double> [[LOG1]], [[Y:%.*]]
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; CHECK-NEXT: ret <2 x double> [[MUL]]
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;
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%pow = call fast <2 x double> @llvm.pow.v2f64(<2 x double> %x, <2 x double> %y)
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%log = call fast <2 x double> @llvm.log2.v2f64(<2 x double> %pow)
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ret <2 x double> %log
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}
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define double @log_pow_not_fast(double %x, double %y) {
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; CHECK-LABEL: @log_pow_not_fast(
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; CHECK-NEXT: [[POW:%.*]] = call double @pow(double [[X:%.*]], double [[Y:%.*]])
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; CHECK-NEXT: [[LOG:%.*]] = call fast double @log(double [[POW]])
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; CHECK-NEXT: ret double [[LOG]]
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;
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%pow = call double @pow(double %x, double %y)
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%log = call fast double @log(double %pow)
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ret double %log
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}
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define float @function_pointer(float ()* %fptr, float %p1) {
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; CHECK-LABEL: @function_pointer(
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; CHECK-NEXT: [[PTR:%.*]] = call float [[FPTR:%.*]]()
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; CHECK-NEXT: [[LOG:%.*]] = call float @logf(float [[PTR]])
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; CHECK-NEXT: ret float [[LOG]]
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;
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%ptr = call float %fptr()
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%log = call float @logf(float %ptr)
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ret float %log
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}
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define double @log10_exp(double %x) {
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; CHECK-LABEL: @log10_exp(
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; CHECK-NEXT: [[MUL:%.*]] = fmul fast double [[X:%.*]], 0x3FDBCB7B1526E50E
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; CHECK-NEXT: ret double [[MUL]]
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;
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%exp = call fast double @exp(double %x)
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%log = call fast double @log10(double %exp)
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ret double %log
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}
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define <2 x float> @logv_exp2v(<2 x float> %x) {
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; CHECK-LABEL: @logv_exp2v(
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; CHECK-NEXT: [[MUL:%.*]] = fmul fast <2 x float> [[X:%.*]], <float 0x3FE62E4300000000, float 0x3FE62E4300000000>
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; CHECK-NEXT: ret <2 x float> [[MUL]]
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;
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%exp = call fast <2 x float> @llvm.exp2.v2f32(<2 x float> %x)
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%log = call fast <2 x float> @llvm.log.v2f32(<2 x float> %exp)
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ret <2 x float> %log
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}
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define float @log2f_exp10f(float %x) {
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; CHECK-LABEL: @log2f_exp10f(
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; CHECK-NEXT: [[MUL:%.*]] = fmul fast float [[X:%.*]], 0x400A934F00000000
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; CHECK-NEXT: ret float [[MUL]]
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;
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%exp = call fast float @exp10f(float %x)
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%log = call fast float @log2f(float %exp)
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ret float %log
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}
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define double @log_exp2_not_fast(double %x) {
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; CHECK-LABEL: @log_exp2_not_fast(
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; CHECK-NEXT: [[EXP:%.*]] = call double @exp2(double [[X:%.*]])
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; CHECK-NEXT: [[LOG:%.*]] = call fast double @log(double [[EXP]])
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; CHECK-NEXT: ret double [[LOG]]
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;
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%exp = call double @exp2(double %x)
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%log = call fast double @log(double %exp)
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ret double %log
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}
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define double @pr43617(double %d, i32 %i, double (i32)* %f) {
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entry:
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%sub = fsub double -0.000000e+00, %d
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%icall = tail call fast double %f(i32 %i)
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%log = tail call fast double @llvm.log.f64(double %icall)
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%mul = fmul double %log, %sub
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ret double %mul
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}
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declare double @log(double) #0
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declare float @logf(float) #0
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declare double @llvm.log.f64(double) #0
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declare <2 x float> @llvm.log.v2f32(<2 x float>)
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declare float @log2f(float) #0
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declare <2 x double> @llvm.log2.v2f64(<2 x double>)
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declare double @log10(double) #0
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declare float @llvm.log10.f32(float)
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declare double @exp(double %x) #0
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declare double @exp2(double) #0
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declare float @exp10f(float) #0
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declare <2 x float> @llvm.exp2.v2f32(<2 x float>)
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declare double @pow(double, double) #0
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declare float @powf(float, float) #0
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declare <2 x double> @llvm.pow.v2f64(<2 x double>, <2 x double>)
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attributes #0 = { nounwind readnone }
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