xref: /llvm-project/clang/test/CodeGenOpenCL/fpmath.cl (revision 9e3d9c9eae03910d93e2312e1e0845433c779998)
1// RUN: %clang_cc1 %s -emit-llvm -o - -triple spir-unknown-unknown | FileCheck --check-prefix=CHECK --check-prefix=NODIVOPT %s
2// RUN: %clang_cc1 %s -emit-llvm -o - -triple spir-unknown-unknown -cl-fp32-correctly-rounded-divide-sqrt | FileCheck --check-prefix=CHECK --check-prefix=DIVOPT %s
3// RUN: %clang_cc1 %s -emit-llvm -o - -DNOFP64 -cl-std=CL1.2 -triple r600-unknown-unknown -target-cpu r600 -pedantic | FileCheck --check-prefix=CHECK-FLT %s
4// RUN: %clang_cc1 %s -emit-llvm -o - -DFP64 -cl-std=CL1.2 -triple spir-unknown-unknown -pedantic | FileCheck --check-prefix=CHECK-DBL %s
5
6typedef __attribute__(( ext_vector_type(4) )) float float4;
7
8float spscalardiv(float a, float b) {
9  // CHECK: @spscalardiv
10  // CHECK: fdiv{{.*}},
11  // NODIVOPT: !fpmath ![[MD_FDIV:[0-9]+]]
12  // DIVOPT-NOT: !fpmath !{{[0-9]+}}
13  return a / b;
14}
15
16float4 spvectordiv(float4 a, float4 b) {
17  // CHECK: @spvectordiv
18  // CHECK: fdiv{{.*}},
19  // NODIVOPT: !fpmath ![[MD_FDIV]]
20  // DIVOPT-NOT: !fpmath !{{[0-9]+}}
21  return a / b;
22}
23
24float spscalarsqrt(float a) {
25  // CHECK-LABEL: @spscalarsqrt
26  // NODIVOPT: call float @llvm.sqrt.f32(float %{{.+}}), !fpmath ![[MD_SQRT:[0-9]+]]
27  // DIVOPT: call float @llvm.sqrt.f32(float %{{.+}}){{$}}
28  return __builtin_sqrtf(a);
29}
30
31float elementwise_sqrt_f32(float a) {
32  // CHECK-LABEL: @elementwise_sqrt_f32
33  // NODIVOPT: call float @llvm.sqrt.f32(float %{{.+}}), !fpmath ![[MD_SQRT:[0-9]+]]
34  // DIVOPT: call float @llvm.sqrt.f32(float %{{.+}}){{$}}
35  return __builtin_elementwise_sqrt(a);
36}
37
38float4 elementwise_sqrt_v4f32(float4 a) {
39  // CHECK-LABEL: @elementwise_sqrt_v4f32
40  // NODIVOPT: call <4 x float> @llvm.sqrt.v4f32(<4 x float> %{{.+}}), !fpmath ![[MD_SQRT:[0-9]+]]
41  // DIVOPT: call <4 x float> @llvm.sqrt.v4f32(<4 x float> %{{.+}}){{$}}
42  return __builtin_elementwise_sqrt(a);
43}
44
45
46#if __OPENCL_C_VERSION__ >=120
47void printf(constant char* fmt, ...);
48
49void testdbllit(long *val) {
50  // CHECK-FLT: float noundef 2.000000e+01
51  // CHECK-DBL: double noundef 2.000000e+01
52  printf("%f", 20.0);
53}
54
55#endif
56
57#ifndef NOFP64
58#pragma OPENCL EXTENSION cl_khr_fp64 : enable
59typedef __attribute__(( ext_vector_type(4) )) double double4;
60
61double dpscalardiv(double a, double b) {
62  // CHECK: @dpscalardiv
63  // CHECK-NOT: !fpmath
64  return a / b;
65}
66
67double4 dpvectordiv(double4 a, double4 b) {
68  // CHECK: @dpvectordiv
69  // CHECK-NOT: !fpmath
70  return a / b;
71}
72
73double dpscalarsqrt(double a) {
74  // CHECK-LABEL: @dpscalarsqrt
75  // CHECK: call double @llvm.sqrt.f64(double %{{.+}}){{$}}
76  return __builtin_sqrt(a);
77}
78
79double elementwise_sqrt_f64(double a) {
80  // CHECK-LABEL: @elementwise_sqrt_f64
81  // CHECK: call double @llvm.sqrt.f64(double %{{.+}}){{$}}
82  return __builtin_elementwise_sqrt(a);
83}
84
85double4 elementwise_sqrt_v4f64(double4 a) {
86  // CHECK-LABEL: @elementwise_sqrt_v4f64
87  // CHECK: call <4 x double> @llvm.sqrt.v4f64(<4 x double> %{{.+}}){{$}}
88  return __builtin_elementwise_sqrt(a);
89}
90
91#endif
92
93// NODIVOPT: ![[MD_FDIV]] = !{float 2.500000e+00}
94// NODIVOPT: ![[MD_SQRT]] = !{float 3.000000e+00}
95