1// RUN: %clang_cc1 -fmath-errno -emit-llvm -o - %s -triple i386-unknown-unknown | FileCheck -check-prefix YES %s 2// RUN: %clang_cc1 -emit-llvm -o - %s -triple i386-unknown-unknown | FileCheck -check-prefix NO %s 3 4// CHECK-YES: define void @test_sqrt 5// CHECK-NO: define void @test_sqrt 6void test_sqrt(float a0, double a1, long double a2) { 7 // Following llvm-gcc's lead, we never emit these as intrinsics; 8 // no-math-errno isn't good enough. We could probably use intrinsics 9 // with appropriate guards if it proves worthwhile. 10 11 // CHECK-YES: call float @sqrtf 12 // CHECK-NO: call float @sqrtf 13 float l0 = sqrtf(a0); 14 15 // CHECK-YES: call double @sqrt 16 // CHECK-NO: call double @sqrt 17 double l1 = sqrt(a1); 18 19 // CHECK-YES: call x86_fp80 @sqrtl 20 // CHECK-NO: call x86_fp80 @sqrtl 21 long double l2 = sqrtl(a2); 22} 23 24// CHECK-YES: declare float @sqrtf(float) 25// CHECK-YES: declare double @sqrt(double) 26// CHECK-YES: declare x86_fp80 @sqrtl(x86_fp80) 27// CHECK-NO: declare float @sqrtf(float) nounwind readnone 28// CHECK-NO: declare double @sqrt(double) nounwind readnone 29// CHECK-NO: declare x86_fp80 @sqrtl(x86_fp80) nounwind readnone 30 31// CHECK-YES: define void @test_pow 32// CHECK-NO: define void @test_pow 33void test_pow(float a0, double a1, long double a2) { 34 // CHECK-YES: call float @powf 35 // CHECK-NO: call float @llvm.pow.f32 36 float l0 = powf(a0, a0); 37 38 // CHECK-YES: call double @pow 39 // CHECK-NO: call double @llvm.pow.f64 40 double l1 = pow(a1, a1); 41 42 // CHECK-YES: call x86_fp80 @powl 43 // CHECK-NO: call x86_fp80 @llvm.pow.f80 44 long double l2 = powl(a2, a2); 45} 46 47// CHECK-YES: declare float @powf(float, float) 48// CHECK-YES: declare double @pow(double, double) 49// CHECK-YES: declare x86_fp80 @powl(x86_fp80, x86_fp80) 50// CHECK-NO: declare float @llvm.pow.f32(float, float) nounwind readonly 51// CHECK-NO: declare double @llvm.pow.f64(double, double) nounwind readonly 52// CHECK-NO: declare x86_fp80 @llvm.pow.f80(x86_fp80, x86_fp80) nounwind readonly 53 54// CHECK-YES: define void @test_fma 55// CHECK-NO: define void @test_fma 56void test_fma(float a0, double a1, long double a2) { 57 // CHECK-YES: call float @llvm.fma.f32 58 // CHECK-NO: call float @llvm.fma.f32 59 float l0 = fmaf(a0, a0, a0); 60 61 // CHECK-YES: call double @llvm.fma.f64 62 // CHECK-NO: call double @llvm.fma.f64 63 double l1 = fma(a1, a1, a1); 64 65 // CHECK-YES: call x86_fp80 @llvm.fma.f80 66 // CHECK-NO: call x86_fp80 @llvm.fma.f80 67 long double l2 = fmal(a2, a2, a2); 68} 69 70// CHECK-YES: declare float @llvm.fma.f32(float, float, float) nounwind readnone 71// CHECK-YES: declare double @llvm.fma.f64(double, double, double) nounwind readnone 72// CHECK-YES: declare x86_fp80 @llvm.fma.f80(x86_fp80, x86_fp80, x86_fp80) nounwind readnone 73// CHECK-NO: declare float @llvm.fma.f32(float, float, float) nounwind readnone 74// CHECK-NO: declare double @llvm.fma.f64(double, double, double) nounwind readnone 75// CHECK-NO: declare x86_fp80 @llvm.fma.f80(x86_fp80, x86_fp80, x86_fp80) nounwind readnone 76 77// Just checking to make sure these library functions are marked readnone 78void test_builtins(double d, float f, long double ld) { 79// CHEC-NO: @test_builtins 80// CHEC-YES: @test_builtins 81 double atan_ = atan(d); 82 long double atanl_ = atanl(ld); 83 float atanf_ = atanf(f); 84// CHECK-NO: declare double @atan(double) nounwind readnone 85// CHECK-NO: declare x86_fp80 @atanl(x86_fp80) nounwind readnone 86// CHECK-NO: declare float @atanf(float) nounwind readnone 87// CHECK-YES-NOT: declare double @atan(double) nounwind readnone 88// CHECK-YES-NOT: declare x86_fp80 @atanl(x86_fp80) nounwind readnone 89// CHECK-YES-NOT: declare float @atanf(float) nounwind readnone 90 91 double atan2_ = atan2(d, 2); 92 long double atan2l_ = atan2l(ld, ld); 93 float atan2f_ = atan2f(f, f); 94// CHECK-NO: declare double @atan2(double, double) nounwind readnone 95// CHECK-NO: declare x86_fp80 @atan2l(x86_fp80, x86_fp80) nounwind readnone 96// CHECK-NO: declare float @atan2f(float, float) nounwind readnone 97// CHECK-YES-NOT: declare double @atan2(double, double) nounwind readnone 98// CHECK-YES-NOT: declare x86_fp80 @atan2l(x86_fp80, x86_fp80) nounwind readnone 99// CHECK-YES-NOT: declare float @atan2f(float, float) nounwind readnone 100 101 double exp_ = exp(d); 102 long double expl_ = expl(ld); 103 float expf_ = expf(f); 104// CHECK-NO: declare double @exp(double) nounwind readnone 105// CHECK-NO: declare x86_fp80 @expl(x86_fp80) nounwind readnone 106// CHECK-NO: declare float @expf(float) nounwind readnone 107// CHECK-YES-NOT: declare double @exp(double) nounwind readnone 108// CHECK-YES-NOT: declare x86_fp80 @expl(x86_fp80) nounwind readnone 109// CHECK-YES-NOT: declare float @expf(float) nounwind readnone 110 111 double log_ = log(d); 112 long double logl_ = logl(ld); 113 float logf_ = logf(f); 114// CHECK-NO: declare double @log(double) nounwind readnone 115// CHECK-NO: declare x86_fp80 @logl(x86_fp80) nounwind readnone 116// CHECK-NO: declare float @logf(float) nounwind readnone 117// CHECK-YES-NOT: declare double @log(double) nounwind readnone 118// CHECK-YES-NOT: declare x86_fp80 @logl(x86_fp80) nounwind readnone 119// CHECK-YES-NOT: declare float @logf(float) nounwind readnone 120} 121