1 ; RUN: llc < %s -limit-float-precision=6 -march=x86 | \ 2 ; RUN: not grep exp | not grep log | not grep pow 3 ; RUN: llc < %s -limit-float-precision=12 -march=x86 | \ 4 ; RUN: not grep exp | not grep log | not grep pow 5 ; RUN: llc < %s -limit-float-precision=18 -march=x86 | \ 6 ; RUN: not grep exp | not grep log | not grep pow 7 8 define float @f1(float %x) nounwind noinline { 9 entry: 10 %"alloca point" = bitcast i32 0 to i32 ; <i32> [#uses=0] 11 %0 = call float @llvm.exp.f32(float %x) ; <float> [#uses=1] 12 ret float %0 13 } 14 15 declare float @llvm.exp.f32(float) nounwind readonly 16 17 define float @f2(float %x) nounwind noinline { 18 entry: 19 %"alloca point" = bitcast i32 0 to i32 ; <i32> [#uses=0] 20 %0 = call float @llvm.exp2.f32(float %x) ; <float> [#uses=1] 21 ret float %0 22 } 23 24 declare float @llvm.exp2.f32(float) nounwind readonly 25 26 define float @f3(float %x) nounwind noinline { 27 entry: 28 %"alloca point" = bitcast i32 0 to i32 ; <i32> [#uses=0] 29 %0 = call float @llvm.pow.f32(float 1.000000e+01, float %x) ; <float> [#uses=1] 30 ret float %0 31 } 32 33 declare float @llvm.pow.f32(float, float) nounwind readonly 34 35 define float @f4(float %x) nounwind noinline { 36 entry: 37 %"alloca point" = bitcast i32 0 to i32 ; <i32> [#uses=0] 38 %0 = call float @llvm.log.f32(float %x) ; <float> [#uses=1] 39 ret float %0 40 } 41 42 declare float @llvm.log.f32(float) nounwind readonly 43 44 define float @f5(float %x) nounwind noinline { 45 entry: 46 %"alloca point" = bitcast i32 0 to i32 ; <i32> [#uses=0] 47 %0 = call float @llvm.log2.f32(float %x) ; <float> [#uses=1] 48 ret float %0 49 } 50 51 declare float @llvm.log2.f32(float) nounwind readonly 52 53 define float @f6(float %x) nounwind noinline { 54 entry: 55 %"alloca point" = bitcast i32 0 to i32 ; <i32> [#uses=0] 56 %0 = call float @llvm.log10.f32(float %x) ; <float> [#uses=1] 57 ret float %0 58 } 59 60 declare float @llvm.log10.f32(float) nounwind readonly 61
