xref: /llvm-project/llvm/test/CodeGen/DirectX/log10.ll (revision 011b618644113996e2c0a8e57db40f89d20878e3)
1; RUN: opt -S  -dxil-intrinsic-expansion  -mtriple=dxil-pc-shadermodel6.3-library %s | FileCheck %s --check-prefixes=CHECK,EXPCHECK
2; RUN: opt -S  -dxil-intrinsic-expansion -dxil-op-lower  -mtriple=dxil-pc-shadermodel6.3-library %s | FileCheck %s --check-prefixes=CHECK,DOPCHECK
3
4; Make sure dxil operation function calls for log10 are generated.
5
6define noundef float @log10_float(float noundef %a) #0 {
7entry:
8; DOPCHECK: call float @dx.op.unary.f32(i32 23, float %{{.*}}) #[[#ATTR:]]
9; EXPCHECK: call float @llvm.log2.f32(float %a)
10; CHECK: fmul float 0x3FD3441340000000, %{{.*}}
11  %elt.log10 = call float @llvm.log10.f32(float %a)
12  ret float %elt.log10
13}
14
15define noundef half @log10_half(half noundef %a) #0 {
16entry:
17; DOPCHECK: call half @dx.op.unary.f16(i32 23, half %{{.*}}) #[[#ATTR]]
18; EXPCHECK: call half @llvm.log2.f16(half %a)
19; CHECK: fmul half 0xH34D1, %{{.*}}
20  %elt.log10 = call half @llvm.log10.f16(half %a)
21  ret half %elt.log10
22}
23
24; DOPCHECK: attributes #[[#ATTR]] = {{{.*}} memory(none) {{.*}}}
25
26declare half @llvm.log10.f16(half)
27declare float @llvm.log10.f32(float)
28