forked from OSchip/llvm-project
126 lines
5.0 KiB
C
126 lines
5.0 KiB
C
// RUN: %clang_cc1 -fmath-errno -emit-llvm -o - %s -triple i386-unknown-unknown | FileCheck -check-prefix YES %s
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// RUN: %clang_cc1 -emit-llvm -o - %s -triple i386-unknown-unknown | FileCheck -check-prefix NO %s
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// CHECK-YES: define void @test_sqrt
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// CHECK-NO: define void @test_sqrt
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void test_sqrt(float a0, double a1, long double a2) {
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// Following llvm-gcc's lead, we never emit these as intrinsics;
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// no-math-errno isn't good enough. We could probably use intrinsics
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// with appropriate guards if it proves worthwhile.
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// CHECK-YES: call float @sqrtf
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// CHECK-NO: call float @sqrtf
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float l0 = sqrtf(a0);
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// CHECK-YES: call double @sqrt
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// CHECK-NO: call double @sqrt
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double l1 = sqrt(a1);
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// CHECK-YES: call x86_fp80 @sqrtl
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// CHECK-NO: call x86_fp80 @sqrtl
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long double l2 = sqrtl(a2);
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}
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// CHECK-YES: declare float @sqrtf(float)
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// CHECK-YES: declare double @sqrt(double)
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// CHECK-YES: declare x86_fp80 @sqrtl(x86_fp80)
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// CHECK-NO: declare float @sqrtf(float) [[NUW_RN:#[0-9]+]]
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// CHECK-NO: declare double @sqrt(double) [[NUW_RN]]
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// CHECK-NO: declare x86_fp80 @sqrtl(x86_fp80) [[NUW_RN]]
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// CHECK-YES: define void @test_pow
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// CHECK-NO: define void @test_pow
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void test_pow(float a0, double a1, long double a2) {
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// CHECK-YES: call float @powf
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// CHECK-NO: call float @llvm.pow.f32
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float l0 = powf(a0, a0);
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// CHECK-YES: call double @pow
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// CHECK-NO: call double @llvm.pow.f64
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double l1 = pow(a1, a1);
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// CHECK-YES: call x86_fp80 @powl
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// CHECK-NO: call x86_fp80 @llvm.pow.f80
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long double l2 = powl(a2, a2);
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}
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// CHECK-YES: declare float @powf(float, float)
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// CHECK-YES: declare double @pow(double, double)
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// CHECK-YES: declare x86_fp80 @powl(x86_fp80, x86_fp80)
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// CHECK-NO: declare float @llvm.pow.f32(float, float) [[NUW_RO:#[0-9]+]]
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// CHECK-NO: declare double @llvm.pow.f64(double, double) [[NUW_RO]]
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// CHECK-NO: declare x86_fp80 @llvm.pow.f80(x86_fp80, x86_fp80) [[NUW_RO]]
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// CHECK-YES: define void @test_fma
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// CHECK-NO: define void @test_fma
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void test_fma(float a0, double a1, long double a2) {
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// CHECK-YES: call float @llvm.fma.f32
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// CHECK-NO: call float @llvm.fma.f32
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float l0 = fmaf(a0, a0, a0);
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// CHECK-YES: call double @llvm.fma.f64
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// CHECK-NO: call double @llvm.fma.f64
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double l1 = fma(a1, a1, a1);
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// CHECK-YES: call x86_fp80 @llvm.fma.f80
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// CHECK-NO: call x86_fp80 @llvm.fma.f80
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long double l2 = fmal(a2, a2, a2);
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}
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// CHECK-YES: declare float @llvm.fma.f32(float, float, float) [[NUW_RN:#[0-9]+]]
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// CHECK-YES: declare double @llvm.fma.f64(double, double, double) [[NUW_RN]]
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// CHECK-YES: declare x86_fp80 @llvm.fma.f80(x86_fp80, x86_fp80, x86_fp80) [[NUW_RN]]
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// CHECK-NO: declare float @llvm.fma.f32(float, float, float) [[NUW_RN2:#[0-9]+]]
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// CHECK-NO: declare double @llvm.fma.f64(double, double, double) [[NUW_RN2]]
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// CHECK-NO: declare x86_fp80 @llvm.fma.f80(x86_fp80, x86_fp80, x86_fp80) [[NUW_RN2]]
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// Just checking to make sure these library functions are marked readnone
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void test_builtins(double d, float f, long double ld) {
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// CHEC-NO: @test_builtins
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// CHEC-YES: @test_builtins
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double atan_ = atan(d);
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long double atanl_ = atanl(ld);
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float atanf_ = atanf(f);
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// CHECK-NO: declare double @atan(double) [[NUW_RN]]
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// CHECK-NO: declare x86_fp80 @atanl(x86_fp80) [[NUW_RN]]
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// CHECK-NO: declare float @atanf(float) [[NUW_RN]]
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// CHECK-YES-NOT: declare double @atan(double) [[NUW_RN]]
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// CHECK-YES-NOT: declare x86_fp80 @atanl(x86_fp80) [[NUW_RN]]
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// CHECK-YES-NOT: declare float @atanf(float) [[NUW_RN]]
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double atan2_ = atan2(d, 2);
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long double atan2l_ = atan2l(ld, ld);
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float atan2f_ = atan2f(f, f);
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// CHECK-NO: declare double @atan2(double, double) [[NUW_RN]]
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// CHECK-NO: declare x86_fp80 @atan2l(x86_fp80, x86_fp80) [[NUW_RN]]
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// CHECK-NO: declare float @atan2f(float, float) [[NUW_RN]]
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// CHECK-YES-NOT: declare double @atan2(double, double) [[NUW_RN]]
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// CHECK-YES-NOT: declare x86_fp80 @atan2l(x86_fp80, x86_fp80) [[NUW_RN]]
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// CHECK-YES-NOT: declare float @atan2f(float, float) [[NUW_RN]]
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double exp_ = exp(d);
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long double expl_ = expl(ld);
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float expf_ = expf(f);
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// CHECK-NO: declare double @exp(double) [[NUW_RN]]
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// CHECK-NO: declare x86_fp80 @expl(x86_fp80) [[NUW_RN]]
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// CHECK-NO: declare float @expf(float) [[NUW_RN]]
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// CHECK-YES-NOT: declare double @exp(double) [[NUW_RN]]
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// CHECK-YES-NOT: declare x86_fp80 @expl(x86_fp80) [[NUW_RN]]
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// CHECK-YES-NOT: declare float @expf(float) [[NUW_RN]]
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double log_ = log(d);
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long double logl_ = logl(ld);
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float logf_ = logf(f);
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// CHECK-NO: declare double @log(double) [[NUW_RN]]
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// CHECK-NO: declare x86_fp80 @logl(x86_fp80) [[NUW_RN]]
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// CHECK-NO: declare float @logf(float) [[NUW_RN]]
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// CHECK-YES-NOT: declare double @log(double) [[NUW_RN]]
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// CHECK-YES-NOT: declare x86_fp80 @logl(x86_fp80) [[NUW_RN]]
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// CHECK-YES-NOT: declare float @logf(float) [[NUW_RN]]
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}
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// CHECK-YES: attributes [[NUW_RN]] = { nounwind readnone }
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// CHECK-NO: attributes [[NUW_RN]] = { nounwind readnone{{.*}} }
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// CHECK-NO: attributes [[NUW_RO]] = { nounwind readonly }
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