1; RUN: llc < %s -mtriple=x86_64-- -debug 2>&1 | FileCheck %s
2; REQUIRES: asserts
3
4declare float @llvm.pow.f32(float, float)
5declare <4 x float> @llvm.pow.v4f32(<4 x float>, <4 x float>)
6declare double @llvm.pow.f64(double, double)
7declare <2 x double> @llvm.pow.v2f64(<2 x double>, <2 x double>)
8
9define float @pow_f32_three_fourth_fmf(float %x) nounwind {
10; CHECK: Combining: {{.*}}: f32 = fpow ninf nsz afn [[X:t[0-9]+]], ConstantFP:f32<7.500000e-01>
11; CHECK-NEXT: Creating new node: [[SQRT:t[0-9]+]]: f32 = fsqrt ninf nsz afn [[X]]
12; CHECK-NEXT: Creating new node: [[SQRTSQRT:t[0-9]+]]: f32 = fsqrt ninf nsz afn [[SQRT]]
13; CHECK-NEXT: Creating new node: [[R:t[0-9]+]]: f32 = fmul ninf nsz afn [[SQRT]], [[SQRTSQRT]]
14; CHECK-NEXT:  ... into: [[R]]: f32 = fmul ninf nsz afn [[SQRT]], [[SQRTSQRT]]
15  %r = call nsz ninf afn float @llvm.pow.f32(float %x, float 7.5e-01)
16  ret float %r
17}
18
19define double @pow_f64_three_fourth_fmf(double %x) nounwind {
20; CHECK: Combining: {{.*}}: f64 = fpow ninf nsz afn [[X:t[0-9]+]], ConstantFP:f64<7.500000e-01>
21; CHECK-NEXT: Creating new node: [[SQRT:t[0-9]+]]: f64 = fsqrt ninf nsz afn [[X]]
22; CHECK-NEXT: Creating new node: [[SQRTSQRT:t[0-9]+]]: f64 = fsqrt ninf nsz afn [[SQRT]]
23; CHECK-NEXT: Creating new node: [[R:t[0-9]+]]: f64 = fmul ninf nsz afn [[SQRT]], [[SQRTSQRT]]
24; CHECK-NEXT:  ... into: [[R]]: f64 = fmul ninf nsz afn [[SQRT]], [[SQRTSQRT]]
25  %r = call nsz ninf afn double @llvm.pow.f64(double %x, double 7.5e-01)
26  ret double %r
27}
28
29define <4 x float> @pow_v4f32_three_fourth_fmf(<4 x float> %x) nounwind {
30; CHECK: Combining: {{.*}}: v4f32 = fpow nnan ninf nsz arcp contract afn reassoc [[X:t[0-9]+]], {{.*}}
31; CHECK-NEXT: Creating new node: [[SQRT:t[0-9]+]]: v4f32 = fsqrt nnan ninf nsz arcp contract afn reassoc [[X]]
32; CHECK-NEXT: Creating new node: [[SQRTSQRT:t[0-9]+]]: v4f32 = fsqrt nnan ninf nsz arcp contract afn reassoc [[SQRT]]
33; CHECK-NEXT: Creating new node: [[R:t[0-9]+]]: v4f32 = fmul nnan ninf nsz arcp contract afn reassoc [[SQRT]], [[SQRTSQRT]]
34; CHECK-NEXT:  ... into: [[R]]: v4f32 = fmul nnan ninf nsz arcp contract afn reassoc [[SQRT]], [[SQRTSQRT]]
35  %r = call fast <4 x float> @llvm.pow.v4f32(<4 x float> %x, <4 x float> <float 7.5e-1, float 7.5e-1, float 7.5e-01, float 7.5e-01>)
36  ret <4 x float> %r
37}
38
39define <2 x double> @pow_v2f64_three_fourth_fmf(<2 x double> %x) nounwind {
40; CHECK: Combining: {{.*}}: v2f64 = fpow nnan ninf nsz arcp contract afn reassoc [[X:t[0-9]+]], {{.*}}
41; CHECK-NEXT: Creating new node: [[SQRT:t[0-9]+]]: v2f64 = fsqrt nnan ninf nsz arcp contract afn reassoc [[X]]
42; CHECK-NEXT: Creating new node: [[SQRTSQRT:t[0-9]+]]: v2f64 = fsqrt nnan ninf nsz arcp contract afn reassoc [[SQRT]]
43; CHECK-NEXT: Creating new node: [[R:t[0-9]+]]: v2f64 = fmul nnan ninf nsz arcp contract afn reassoc [[SQRT]], [[SQRTSQRT]]
44; CHECK-NEXT:  ... into: [[R]]: v2f64 = fmul nnan ninf nsz arcp contract afn reassoc [[SQRT]], [[SQRTSQRT]]
45  %r = call fast <2 x double> @llvm.pow.v2f64(<2 x double> %x, <2 x double> <double 7.5e-1, double 7.5e-1>)
46  ret <2 x double> %r
47}
48