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gerrit-public.fairphone.software / fp2-dev / platform / external / llvm / 632e88a756718c44faefc6263873eba93f158b2a / . / test / CodeGen / X86 / 2006-11-28-Memcpy.ll
blob: e0edd2d45aae43db075fac40bba7b1979a432ebd [file] [log] [blame]
Dan Gohmanf17a25c2007-07-18 16:29:46 +0000[diff] [blame]1; PR1022, PR1023
Tanya Lattner632e88a2008-02-21 07:42:26 +0000[diff] [blame^]2; RUN: llvm-as < %s | llc -march=x86 | \
Dan Gohman8c89a502007-08-15 13:36:28 +0000[diff] [blame]3; RUN: grep 3721182122 | count 2
Tanya Lattner632e88a2008-02-21 07:42:26 +0000[diff] [blame^]4; RUN: llvm-as < %s | llc -march=x86 | \
Dan Gohman8c89a502007-08-15 13:36:28 +0000[diff] [blame]5; RUN: grep -E {movl _?bytes2} | count 1
Dan Gohmanf17a25c2007-07-18 16:29:46 +0000[diff] [blame]6
Tanya Lattner632e88a2008-02-21 07:42:26 +0000[diff] [blame^]7@fmt = constant [4 x i8] c"%x\0A\00" ; <[4 x i8]*> [#uses=2]
8@bytes = constant [4 x i8] c"\AA\BB\CC\DD" ; <[4 x i8]*> [#uses=1]
9@bytes2 = global [4 x i8] c"\AA\BB\CC\DD" ; <[4 x i8]*> [#uses=1]
Dan Gohmanf17a25c2007-07-18 16:29:46 +0000[diff] [blame]10
Tanya Lattner632e88a2008-02-21 07:42:26 +0000[diff] [blame^]11define i32 @test1() {
12 %y = alloca i32 ; <i32*> [#uses=2]
13 %c = bitcast i32* %y to i8* ; <i8*> [#uses=1]
14 %z = getelementptr [4 x i8]* @bytes, i32 0, i32 0 ; <i8*> [#uses=1]
15 call void @llvm.memcpy.i32( i8* %c, i8* %z, i32 4, i32 1 )
16 %r = load i32* %y ; <i32> [#uses=1]
17 %t = bitcast [4 x i8]* @fmt to i8* ; <i8*> [#uses=1]
18 %tmp = call i32 (i8*, ...)* @printf( i8* %t, i32 %r ) ; <i32> [#uses=0]
19 ret i32 0
Dan Gohmanf17a25c2007-07-18 16:29:46 +0000[diff] [blame]20}
21
Tanya Lattner632e88a2008-02-21 07:42:26 +0000[diff] [blame^]22define void @test2() {
23 %y = alloca i32 ; <i32*> [#uses=2]
24 %c = bitcast i32* %y to i8* ; <i8*> [#uses=1]
25 %z = getelementptr [4 x i8]* @bytes2, i32 0, i32 0 ; <i8*> [#uses=1]
26 call void @llvm.memcpy.i32( i8* %c, i8* %z, i32 4, i32 1 )
27 %r = load i32* %y ; <i32> [#uses=1]
28 %t = bitcast [4 x i8]* @fmt to i8* ; <i8*> [#uses=1]
29 %tmp = call i32 (i8*, ...)* @printf( i8* %t, i32 %r ) ; <i32> [#uses=0]
Dan Gohmanf17a25c2007-07-18 16:29:46 +0000[diff] [blame]30 ret void
31}
32
Tanya Lattner632e88a2008-02-21 07:42:26 +0000[diff] [blame^]33declare void @llvm.memcpy.i32(i8*, i8*, i32, i32)
34
35declare i32 @printf(i8*, ...)
36