| // RUN: %clang_cc1 -x c -ffreestanding %s -triple=x86_64-unknown-unknown -emit-llvm -o - -Wall -Werror | FileCheck %s |
| // RUN: %clang_cc1 -x c -ffreestanding %s -triple=i386-unknown-unknown -emit-llvm -o - -Wall -Werror | FileCheck %s |
| // RUN: %clang_cc1 -x c++ -std=c++11 -ffreestanding %s -triple=x86_64-unknown-unknown -emit-llvm -o - -Wall -Werror | FileCheck %s |
| // RUN: %clang_cc1 -x c++ -std=c++11 -ffreestanding %s -triple=i386-unknown-unknown -emit-llvm -o - -Wall -Werror | FileCheck %s |
| |
| #include <x86intrin.h> |
| |
| unsigned int test_castf32_u32 (float __A){ |
| // CHECK-LABEL: test_castf32_u32 |
| // CHECK: bitcast float* %{{.*}} to i32* |
| // CHECK: %{{.*}} = load i32, i32* %{{.*}}, align 4 |
| return _castf32_u32(__A); |
| } |
| |
| unsigned long long test_castf64_u64 (double __A){ |
| // CHECK-LABEL: test_castf64_u64 |
| // CHECK: bitcast double* %{{.*}} to i64* |
| // CHECK: %{{.*}} = load i64, i64* %{{.*}}, align 8 |
| return _castf64_u64(__A); |
| } |
| |
| float test_castu32_f32 (unsigned int __A){ |
| // CHECK-LABEL: test_castu32_f32 |
| // CHECK: bitcast i32* %{{.*}} to float* |
| // CHECK: %{{.*}} = load float, float* %{{.*}}, align 4 |
| return _castu32_f32(__A); |
| } |
| |
| double test_castu64_f64 (unsigned long long __A){ |
| // CHECK-LABEL: test_castu64_f64 |
| // CHECK: bitcast i64* %{{.*}} to double* |
| // CHECK: %{{.*}} = load double, double* %{{.*}}, align 8 |
| return _castu64_f64(__A); |
| } |
| |
| // Test constexpr handling. |
| #if defined(__cplusplus) && (__cplusplus >= 201103L) |
| char cast_f32_u32_0[_castf32_u32(-0.0f) == 0x80000000 ? 1 : -1]; |
| char cast_u32_f32_0[_castu32_f32(0x3F800000) == +1.0f ? 1 : -1]; |
| |
| char castf64_u64_0[_castf64_u64(-0.0) == 0x8000000000000000 ? 1 : -1]; |
| char castu64_f64_0[_castu64_f64(0xBFF0000000000000ULL) == -1.0 ? 1 : -1]; |
| #endif |
