diff options
Diffstat (limited to 'test/CodeGen/X86/memcpy.ll')
| -rw-r--r-- | test/CodeGen/X86/memcpy.ll | 26 |
1 files changed, 26 insertions, 0 deletions
diff --git a/test/CodeGen/X86/memcpy.ll b/test/CodeGen/X86/memcpy.ll index 39c7fba..3372a4a 100644 --- a/test/CodeGen/X86/memcpy.ll +++ b/test/CodeGen/X86/memcpy.ll @@ -87,8 +87,34 @@ entry: tail call void @llvm.memcpy.p0i8.p0i8.i64(i8* %C, i8* getelementptr inbounds ([30 x i8]* @.str, i64 0, i64 0), i64 16, i32 1, i1 false) ret void +; DARWIN: test5: ; DARWIN: movabsq $7016996765293437281 ; DARWIN: movabsq $7016996765293437184 } +; PR14896 +@.str2 = private unnamed_addr constant [2 x i8] c"x\00", align 1 + +define void @test6() nounwind uwtable { +entry: +; DARWIN: test6 +; DARWIN: movw $0, 8 +; DARWIN: movq $120, 0 + tail call void @llvm.memcpy.p0i8.p0i8.i64(i8* null, i8* getelementptr inbounds ([2 x i8]* @.str2, i64 0, i64 0), i64 10, i32 1, i1 false) + ret void +} + +define void @PR15348(i8* %a, i8* %b) { +; Ensure that alignment of '0' in an @llvm.memcpy intrinsic results in +; unaligned loads and stores. +; LINUX: PR15348 +; LINUX: movb +; LINUX: movb +; LINUX: movq +; LINUX: movq +; LINUX: movq +; LINUX: movq + call void @llvm.memcpy.p0i8.p0i8.i64(i8* %a, i8* %b, i64 17, i32 0, i1 false) + ret void +} |
