| Dan Gohman | 3c7d308 | 2009-09-11 18:01:28 +0000 | [diff] [blame] | 1 | ; RUN: opt < %s -inline -S | grep {llvm.memcpy} |
| Chris Lattner | 124993a | 2008-01-11 06:09:30 +0000 | [diff] [blame] | 2 | |
| 3 | ; Inlining a byval struct should cause an explicit copy into an alloca. |
| 4 | |
| 5 | %struct.ss = type { i32, i64 } |
| 6 | @.str = internal constant [10 x i8] c"%d, %lld\0A\00" ; <[10 x i8]*> [#uses=1] |
| 7 | |
| 8 | define internal void @f(%struct.ss* byval %b) nounwind { |
| 9 | entry: |
| 10 | %tmp = getelementptr %struct.ss* %b, i32 0, i32 0 ; <i32*> [#uses=2] |
| 11 | %tmp1 = load i32* %tmp, align 4 ; <i32> [#uses=1] |
| 12 | %tmp2 = add i32 %tmp1, 1 ; <i32> [#uses=1] |
| 13 | store i32 %tmp2, i32* %tmp, align 4 |
| 14 | ret void |
| 15 | } |
| 16 | |
| 17 | declare i32 @printf(i8*, ...) nounwind |
| 18 | |
| 19 | define i32 @main() nounwind { |
| 20 | entry: |
| 21 | %S = alloca %struct.ss ; <%struct.ss*> [#uses=4] |
| 22 | %tmp1 = getelementptr %struct.ss* %S, i32 0, i32 0 ; <i32*> [#uses=1] |
| 23 | store i32 1, i32* %tmp1, align 8 |
| 24 | %tmp4 = getelementptr %struct.ss* %S, i32 0, i32 1 ; <i64*> [#uses=1] |
| 25 | store i64 2, i64* %tmp4, align 4 |
| 26 | call void @f( %struct.ss* byval %S ) nounwind |
| 27 | ret i32 0 |
| 28 | } |