From f26e88cfa4c51480720559f02c92f81d01892dfb Mon Sep 17 00:00:00 2001 From: Evan Cheng Date: Wed, 29 Nov 2006 01:57:06 +0000 Subject: [PATCH] Add test cases for PR1022, 1023. llvm-svn: 32002 --- .../CodeGen/X86/2006-11-28-Memcpy.ll | 34 +++++++++++++++++++ 1 file changed, 34 insertions(+) create mode 100644 test/Regression/CodeGen/X86/2006-11-28-Memcpy.ll diff --git a/test/Regression/CodeGen/X86/2006-11-28-Memcpy.ll b/test/Regression/CodeGen/X86/2006-11-28-Memcpy.ll new file mode 100644 index 00000000000..c7bf5757a49 --- /dev/null +++ b/test/Regression/CodeGen/X86/2006-11-28-Memcpy.ll @@ -0,0 +1,34 @@ +; RUN: llvm-as < %s | llc -march=x86 && +; RUN: llvm-as < %s | llc -march=x86 | grep 3721182122 | wc -l | grep 1 && +; RUN: llvm-as < %s | llc -march=x86 | grep 'movl _bytes2' | wc -l | grep 1 +; PR1022, 1023 + +%fmt = constant [4 x sbyte] c"%x\0A\00" +%bytes = constant [4 x sbyte] c"\AA\BB\CC\DD" +%bytes2 = global [4 x sbyte] c"\AA\BB\CC\DD" + + +int %test1() { + %y = alloca uint + %c = cast uint* %y to sbyte* + %z = getelementptr [4 x sbyte]* %bytes, int 0, int 0 + call void %llvm.memcpy.i32( sbyte* %c, sbyte* %z, uint 4, uint 1 ) + %r = load uint* %y + %t = cast [4 x sbyte]* %fmt to sbyte* + %tmp = call int (sbyte*, ...)* %printf( sbyte* %t, uint %r ) + ret int 0 +} + +void %test2() { + %y = alloca uint + %c = cast uint* %y to sbyte* + %z = getelementptr [4 x sbyte]* %bytes2, int 0, int 0 + call void %llvm.memcpy.i32( sbyte* %c, sbyte* %z, uint 4, uint 1 ) + %r = load uint* %y + %t = cast [4 x sbyte]* %fmt to sbyte* + %tmp = call int (sbyte*, ...)* %printf( sbyte* %t, uint %r ) + ret void +} + +declare void %llvm.memcpy.i32(sbyte*, sbyte*, uint, uint) +declare int %printf(sbyte*, ...)