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TheRock/compiler/amd-llvm/clang/test/CIR/CodeGenBuiltins/X86/rd-builtins.c
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2026-09-02 16:34:47 -07:00

65 lines
2.3 KiB
C

// RUN: %clang_cc1 -ffreestanding -triple x86_64-unknown-linux-gnu -fclangir -emit-cir %s -o %t.cir
// RUN: FileCheck --check-prefix=CIR --input-file=%t.cir %s
// RUN: %clang_cc1 -ffreestanding -triple x86_64-unknown-linux-gnu -fclangir -emit-llvm %s -o %t-cir.ll
// RUN: FileCheck --check-prefix=LLVM --input-file=%t-cir.ll %s
// RUN: %clang_cc1 -ffreestanding -triple x86_64-unknown-linux-gnu -emit-llvm %s -o %t.ll
// RUN: FileCheck --check-prefix=OGCG --input-file=%t.ll %s
#include <x86intrin.h>
// CIR-LABEL: @__rdpmc
// CIR: cir.call_llvm_intrinsic "x86.rdpmc" %{{.*}} : (!s32i) -> !u64i
unsigned long long test_rdpmc(int a) {
// CIR-LABEL: test_rdpmc
// CIR: cir.call @__rdpmc
// CIR: cir.store %{{.*}}, %{{.*}} : !u64i, !cir.ptr<!u64i>
// CIR: cir.return %{{.*}} : !u64i
// LLVM-LABEL: @test_rdpmc
// LLVM: call i64 @llvm.x86.rdpmc
// LLVM: store i64 %{{.*}}, ptr %{{.*}}, align 8
// LLVM: ret i64 %{{.*}}
// OGCG-LABEL: @test_rdpmc
// OGCG: call i64 @llvm.x86.rdpmc
// OGCG: ret i64 %{{.*}}
return _rdpmc(a);
}
unsigned long long test_rdtsc(void) {
// CIR-LABEL: @test_rdtsc
// CIR: %{{.*}} = cir.call_llvm_intrinsic "x86.rdtsc" : () -> !u64i
// LLVM-LABEL: @test_rdtsc
// LLVM: call i64 @llvm.x86.rdtsc()
// OGCG-LABEL: @test_rdtsc
// OGCG: call i64 @llvm.x86.rdtsc()
return __rdtsc();
}
unsigned long long test_rdtscp(unsigned int *a) {
// CIR-LABEL: @test_rdtscp
// CIR: %[[RDTSCP:.*]] = cir.call_llvm_intrinsic "x86.rdtscp" : () -> !rec_anon_struct
// CIR: %[[TSC_AUX:.*]] = cir.extract_member %[[RDTSCP]][1] : !rec_anon_struct -> !u32i
// CIR: cir.store {{.*}}%[[TSC_AUX]], {{%.*}} : !u32i
// CIR: %[[TSC:.*]] = cir.extract_member %[[RDTSCP]][0] : !rec_anon_struct -> !u64i
// LLVM-LABEL: @test_rdtscp
// LLVM: %[[RDTSCP:.*]] = call { i64, i32 } @llvm.x86.rdtscp()
// LLVM: %[[TSC_AUX:.*]] = extractvalue { i64, i32 } %[[RDTSCP]], 1
// LLVM: store i32 %[[TSC_AUX]], ptr %{{.*}}
// LLVM: %[[TSC:.*]] = extractvalue { i64, i32 } %[[RDTSCP]], 0
// OGCG-LABEL: @test_rdtscp
// OGCG: %[[RDTSCP:.*]] = call { i64, i32 } @llvm.x86.rdtscp
// OGCG: %[[TSC_AUX:.*]] = extractvalue { i64, i32 } %[[RDTSCP]], 1
// OGCG: store i32 %[[TSC_AUX]], ptr %{{.*}}
// OGCG: %[[TSC:.*]] = extractvalue { i64, i32 } %[[RDTSCP]], 0
return __builtin_ia32_rdtscp(a);
}