| Bill Wendling | 048eaa2 | 2009-01-20 06:23:59 +0000 | [diff] [blame^] | 1 | ; RUN: llvm-as < %s | llc -limit-float-precision=6 -march=x86 | \ |
| 2 | ; RUN: not grep exp | not grep log | not grep pow |
| 3 | ; RUN: llvm-as < %s | llc -limit-float-precision=12 -march=x86 | \ |
| 4 | ; RUN: not grep exp | not grep log | not grep pow |
| 5 | ; RUN: llvm-as < %s | llc -limit-float-precision=18 -march=x86 | \ |
| 6 | ; RUN: not grep exp | not grep log | not grep pow |
| 7 | target triple = "i386-apple-darwin9.5" |
| 8 | |
| 9 | define float @f1(float %x) nounwind noinline { |
| 10 | entry: |
| 11 | %x_addr = alloca float ; <float*> [#uses=2] |
| 12 | %retval = alloca float ; <float*> [#uses=2] |
| 13 | %0 = alloca float ; <float*> [#uses=2] |
| 14 | %"alloca point" = bitcast i32 0 to i32 ; <i32> [#uses=0] |
| 15 | store float %x, float* %x_addr |
| 16 | %1 = load float* %x_addr, align 4 ; <float> [#uses=1] |
| 17 | %2 = call float @llvm.exp.f32(float %1) ; <float> [#uses=1] |
| 18 | store float %2, float* %0, align 4 |
| 19 | %3 = load float* %0, align 4 ; <float> [#uses=1] |
| 20 | store float %3, float* %retval, align 4 |
| 21 | br label %return |
| 22 | |
| 23 | return: ; preds = %entry |
| 24 | %retval1 = load float* %retval ; <float> [#uses=1] |
| 25 | ret float %retval1 |
| 26 | } |
| 27 | |
| 28 | declare float @llvm.exp.f32(float) nounwind readonly |
| 29 | |
| 30 | define float @f2(float %x) nounwind noinline { |
| 31 | entry: |
| 32 | %x_addr = alloca float ; <float*> [#uses=2] |
| 33 | %retval = alloca float ; <float*> [#uses=2] |
| 34 | %0 = alloca float ; <float*> [#uses=2] |
| 35 | %"alloca point" = bitcast i32 0 to i32 ; <i32> [#uses=0] |
| 36 | store float %x, float* %x_addr |
| 37 | %1 = load float* %x_addr, align 4 ; <float> [#uses=1] |
| 38 | %2 = call float @llvm.exp2.f32(float %1) ; <float> [#uses=1] |
| 39 | store float %2, float* %0, align 4 |
| 40 | %3 = load float* %0, align 4 ; <float> [#uses=1] |
| 41 | store float %3, float* %retval, align 4 |
| 42 | br label %return |
| 43 | |
| 44 | return: ; preds = %entry |
| 45 | %retval1 = load float* %retval ; <float> [#uses=1] |
| 46 | ret float %retval1 |
| 47 | } |
| 48 | |
| 49 | declare float @llvm.exp2.f32(float) nounwind readonly |
| 50 | |
| 51 | define float @f3(float %x) nounwind noinline { |
| 52 | entry: |
| 53 | %x_addr = alloca float ; <float*> [#uses=2] |
| 54 | %retval = alloca float ; <float*> [#uses=2] |
| 55 | %0 = alloca float ; <float*> [#uses=2] |
| 56 | %"alloca point" = bitcast i32 0 to i32 ; <i32> [#uses=0] |
| 57 | store float %x, float* %x_addr |
| 58 | %1 = load float* %x_addr, align 4 ; <float> [#uses=1] |
| 59 | %2 = call float @llvm.pow.f32(float 1.000000e+01, float %1) ; <float> [#uses=1] |
| 60 | store float %2, float* %0, align 4 |
| 61 | %3 = load float* %0, align 4 ; <float> [#uses=1] |
| 62 | store float %3, float* %retval, align 4 |
| 63 | br label %return |
| 64 | |
| 65 | return: ; preds = %entry |
| 66 | %retval1 = load float* %retval ; <float> [#uses=1] |
| 67 | ret float %retval1 |
| 68 | } |
| 69 | |
| 70 | declare float @llvm.pow.f32(float, float) nounwind readonly |
| 71 | |
| 72 | define float @f4(float %x) nounwind noinline { |
| 73 | entry: |
| 74 | %x_addr = alloca float ; <float*> [#uses=2] |
| 75 | %retval = alloca float ; <float*> [#uses=2] |
| 76 | %0 = alloca float ; <float*> [#uses=2] |
| 77 | %"alloca point" = bitcast i32 0 to i32 ; <i32> [#uses=0] |
| 78 | store float %x, float* %x_addr |
| 79 | %1 = load float* %x_addr, align 4 ; <float> [#uses=1] |
| 80 | %2 = call float @llvm.log.f32(float %1) ; <float> [#uses=1] |
| 81 | store float %2, float* %0, align 4 |
| 82 | %3 = load float* %0, align 4 ; <float> [#uses=1] |
| 83 | store float %3, float* %retval, align 4 |
| 84 | br label %return |
| 85 | |
| 86 | return: ; preds = %entry |
| 87 | %retval1 = load float* %retval ; <float> [#uses=1] |
| 88 | ret float %retval1 |
| 89 | } |
| 90 | |
| 91 | declare float @llvm.log.f32(float) nounwind readonly |
| 92 | |
| 93 | define float @f5(float %x) nounwind noinline { |
| 94 | entry: |
| 95 | %x_addr = alloca float ; <float*> [#uses=2] |
| 96 | %retval = alloca float ; <float*> [#uses=2] |
| 97 | %0 = alloca float ; <float*> [#uses=2] |
| 98 | %"alloca point" = bitcast i32 0 to i32 ; <i32> [#uses=0] |
| 99 | store float %x, float* %x_addr |
| 100 | %1 = load float* %x_addr, align 4 ; <float> [#uses=1] |
| 101 | %2 = call float @llvm.log2.f32(float %1) ; <float> [#uses=1] |
| 102 | store float %2, float* %0, align 4 |
| 103 | %3 = load float* %0, align 4 ; <float> [#uses=1] |
| 104 | store float %3, float* %retval, align 4 |
| 105 | br label %return |
| 106 | |
| 107 | return: ; preds = %entry |
| 108 | %retval1 = load float* %retval ; <float> [#uses=1] |
| 109 | ret float %retval1 |
| 110 | } |
| 111 | |
| 112 | declare float @llvm.log2.f32(float) nounwind readonly |
| 113 | |
| 114 | define float @f6(float %x) nounwind noinline { |
| 115 | entry: |
| 116 | %x_addr = alloca float ; <float*> [#uses=2] |
| 117 | %retval = alloca float ; <float*> [#uses=2] |
| 118 | %0 = alloca float ; <float*> [#uses=2] |
| 119 | %"alloca point" = bitcast i32 0 to i32 ; <i32> [#uses=0] |
| 120 | store float %x, float* %x_addr |
| 121 | %1 = load float* %x_addr, align 4 ; <float> [#uses=1] |
| 122 | %2 = call float @llvm.log10.f32(float %1) ; <float> [#uses=1] |
| 123 | store float %2, float* %0, align 4 |
| 124 | %3 = load float* %0, align 4 ; <float> [#uses=1] |
| 125 | store float %3, float* %retval, align 4 |
| 126 | br label %return |
| 127 | |
| 128 | return: ; preds = %entry |
| 129 | %retval1 = load float* %retval ; <float> [#uses=1] |
| 130 | ret float %retval1 |
| 131 | } |
| 132 | |
| 133 | declare float @llvm.log10.f32(float) nounwind readonly |