| Dan Gohman | 1880092 | 2009-09-11 18:01:28 +0000 | [diff] [blame] | 1 | ; RUN: opt < %s -instcombine -S | not grep call |
| 2 | ; RUN: opt < %s -std-compile-opts -S | not grep xyz |
| Kenneth Uildriks | 90fedc6 | 2009-11-03 15:29:06 +0000 | [diff] [blame] | 3 | target datalayout = "E-p:64:64:64-a0:0:8-f32:32:32-f64:64:64-i1:8:8-i8:8:8-i16:16:16-i32:32:32-i64:32:64-v64:64:64-v128:128:128" |
| Devang Patel | c0ced49 | 2007-10-19 17:11:01 +0000 | [diff] [blame] | 4 | |
| Devang Patel | 899cc56 | 2007-10-11 17:21:57 +0000 | [diff] [blame] | 5 | @.str = internal constant [4 x i8] c"xyz\00" ; <[4 x i8]*> [#uses=1] |
| 6 | |
| 7 | define void @foo(i8* %P) { |
| 8 | entry: |
| 9 | %P_addr = alloca i8* ; <i8**> [#uses=2] |
| 10 | %"alloca point" = bitcast i32 0 to i32 ; <i32> [#uses=0] |
| 11 | store i8* %P, i8** %P_addr |
| 12 | %tmp = load i8** %P_addr, align 4 ; <i8*> [#uses=1] |
| 13 | %tmp1 = getelementptr [4 x i8]* @.str, i32 0, i32 0 ; <i8*> [#uses=1] |
| 14 | call void @llvm.memcpy.i32( i8* %tmp, i8* %tmp1, i32 4, i32 1 ) |
| 15 | br label %return |
| 16 | |
| 17 | return: ; preds = %entry |
| 18 | ret void |
| 19 | } |
| 20 | |
| 21 | declare void @llvm.memcpy.i32(i8*, i8*, i32, i32) |