blob: 38e0886f0325880d7679f6310911f50ee251acc9 [file] [log] [blame]
// RUN: %clang_cc1 -ffreestanding -triple x86_64-unknown-unknown -emit-llvm -o - %s | FileCheck %s
#include <x86intrin.h>
unsigned long long test_rdpmc(int a) {
return _rdpmc(a);
// CHECK: @test_rdpmc
// CHECK: call i64 @llvm.x86.rdpmc
}
int test_rdtsc() {
return _rdtsc();
// CHECK: @test_rdtsc
// CHECK: call i64 @llvm.x86.rdtsc
}
unsigned long long test_rdtscp(unsigned int *a) {
// CHECK: @test_rdtscp
// CHECK: [[RDTSCP:%.*]] = call { i64, i32 } @llvm.x86.rdtscp
// CHECK: [[TSC_AUX:%.*]] = extractvalue { i64, i32 } [[RDTSCP]], 1
// CHECK: store i32 [[TSC_AUX]], i32* %{{.*}}
// CHECK: [[TSC:%.*]] = extractvalue { i64, i32 } [[RDTSCP]], 0
return __rdtscp(a);
}