1 // REQUIRES: x86-registered-target
2 // RUN: %clang_cc1 -triple x86_64-unknown-linux -emit-llvm %s -o - | FileCheck %s
3
4 // CHECK-LABEL: define void @test_memcpy_inline_0(i8* %dst, i8* %src)
test_memcpy_inline_0(void * dst,const void * src)5 void test_memcpy_inline_0(void *dst, const void *src) {
6 // CHECK: call void @llvm.memcpy.inline.p0i8.p0i8.i64(i8* align 1 %0, i8* 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(i8* %dst, i8* %src)
test_memcpy_inline_1(void * dst,const void * src)11 void test_memcpy_inline_1(void *dst, const void *src) {
12 // CHECK: call void @llvm.memcpy.inline.p0i8.p0i8.i64(i8* align 1 %0, i8* 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(i8* %dst, i8* %src)
test_memcpy_inline_4(void * dst,const void * src)17 void test_memcpy_inline_4(void *dst, const void *src) {
18 // CHECK: call void @llvm.memcpy.inline.p0i8.p0i8.i64(i8* align 1 %0, i8* 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(i64* %dst, i64* %src)
test_memcpy_inline_aligned_buffers(unsigned long long * dst,const unsigned long long * src)23 void test_memcpy_inline_aligned_buffers(unsigned long long *dst, const unsigned long long *src) {
24 // CHECK: call void @llvm.memcpy.inline.p0i8.p0i8.i64(i8* align 8 %2, i8* align 8 %3, i64 4, i1 false)
25 __builtin_memcpy_inline(dst, src, 4);
26 }
27