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TheRock/compiler/amd-llvm/clang/test/CodeGen/rdpru-builtins.c
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38 lines
1.3 KiB
C

// RUN: %clang_cc1 -ffreestanding %s -triple=i686-- -target-feature +rdpru -emit-llvm -o - -Wall -Werror | FileCheck %s
// RUN: %clang_cc1 -ffreestanding %s -triple=x86_64-- -target-feature +rdpru -emit-llvm -o - -Wall -Werror | FileCheck %s
// RUN: %clang_cc1 -ffreestanding %s -triple=x86_64-- -target-cpu znver2 -emit-llvm -o - -Wall -Werror | FileCheck %s
#include <x86intrin.h>
// NOTE: This should correspond to the tests in llvm/test/CodeGen/X86/rdpru.ll
unsigned long long test_rdpru(int regid) {
// CHECK-LABEL: test_rdpru
// CHECK: [[RESULT:%.*]] = call i64 @llvm.x86.rdpru(i32 %{{.*}})
// CHECK-NEXT: ret i64 [[RESULT]]
return __rdpru(regid);
}
unsigned long long test_mperf() {
// CHECK-LABEL: test_mperf
// CHECK: [[RESULT:%.*]] = call i64 @llvm.x86.rdpru(i32 0)
// CHECK-NEXT: ret i64 [[RESULT]]
return __mperf();
}
unsigned long long test_aperf() {
// CHECK-LABEL: test_aperf
// CHECK: [[RESULT:%.*]] = call i64 @llvm.x86.rdpru(i32 1)
// CHECK-NEXT: ret i64 [[RESULT]]
return __aperf();
}
void test_direct_calls_to_builtin_rdpru(int regid) {
// CHECK: call i64 @llvm.x86.rdpru(i32 0)
// CHECK: call i64 @llvm.x86.rdpru(i32 1)
// CHECK: call i64 @llvm.x86.rdpru(i32 %{{.*}})
(void) __builtin_ia32_rdpru(0);
(void) __builtin_ia32_rdpru(1);
(void) __builtin_ia32_rdpru(regid);
}