27 lines · c
1// REQUIRES: x86-registered-target2// RUN: %clang_cc1 -triple x86_64-unknown-linux -emit-llvm %s -o - | FileCheck %s3 4// CHECK-LABEL: define{{.*}} void @test_memcpy_inline_0(ptr noundef %dst, ptr noundef %src)5void test_memcpy_inline_0(void *dst, const void *src) {6 // CHECK: call void @llvm.memcpy.inline.p0.p0.i64(ptr align 1 %0, ptr align 1 %1, i64 0, i1 false)7 __builtin_memcpy_inline(dst, src, 0);8}9 10// CHECK-LABEL: define{{.*}} void @test_memcpy_inline_1(ptr noundef %dst, ptr noundef %src)11void test_memcpy_inline_1(void *dst, const void *src) {12 // CHECK: call void @llvm.memcpy.inline.p0.p0.i64(ptr align 1 %0, ptr align 1 %1, i64 1, i1 false)13 __builtin_memcpy_inline(dst, src, 1);14}15 16// CHECK-LABEL: define{{.*}} void @test_memcpy_inline_4(ptr noundef %dst, ptr noundef %src)17void test_memcpy_inline_4(void *dst, const void *src) {18 // CHECK: call void @llvm.memcpy.inline.p0.p0.i64(ptr align 1 %0, ptr align 1 %1, i64 4, i1 false)19 __builtin_memcpy_inline(dst, src, 4);20}21 22// CHECK-LABEL: define{{.*}} void @test_memcpy_inline_aligned_buffers(ptr noundef %dst, ptr noundef %src)23void test_memcpy_inline_aligned_buffers(unsigned long long *dst, const unsigned long long *src) {24 // CHECK: call void @llvm.memcpy.inline.p0.p0.i64(ptr align 8 %0, ptr align 8 %1, i64 4, i1 false)25 __builtin_memcpy_inline(dst, src, 4);26}27