pku.c
407 Bytes
// RUN: %clang_cc1 -ffreestanding %s -triple=x86_64-apple-darwin -target-feature +pku -emit-llvm -o - -Wall -Werror | FileCheck %s
#include <immintrin.h>
unsigned int test_rdpkru_u32() {
// CHECK-LABEL: @test_rdpkru_u32
// CHECK: @llvm.x86.rdpkru
return _rdpkru_u32();
}
void test_wrpkru(unsigned int __A) {
// CHECK-LABEL: @test_wrpkru
// CHECK: @llvm.x86.wrpkru
_wrpkru(__A);
return ;
}