| ; RUN: llvm-as < %s | opt -inline | llvm-dis | not grep {llvm.memcpy} |
| |
| ; Inlining a byval struct should NOT cause an explicit copy |
| ; into an alloca if the function is readonly |
| |
| %struct.ss = type { i32, i64 } |
| @.str = internal constant [10 x i8] c"%d, %lld\0A\00" ; <[10 x i8]*> [#uses=1] |
| |
| define internal i32 @f(%struct.ss* byval %b) nounwind readonly { |
| entry: |
| %tmp = getelementptr %struct.ss* %b, i32 0, i32 0 ; <i32*> [#uses=2] |
| %tmp1 = load i32* %tmp, align 4 ; <i32> [#uses=1] |
| %tmp2 = add i32 %tmp1, 1 ; <i32> [#uses=1] |
| ret i32 %tmp2 |
| } |
| |
| declare i32 @printf(i8*, ...) nounwind |
| |
| define i32 @main() nounwind { |
| entry: |
| %S = alloca %struct.ss ; <%struct.ss*> [#uses=4] |
| %tmp1 = getelementptr %struct.ss* %S, i32 0, i32 0 ; <i32*> [#uses=1] |
| store i32 1, i32* %tmp1, align 8 |
| %tmp4 = getelementptr %struct.ss* %S, i32 0, i32 1 ; <i64*> [#uses=1] |
| store i64 2, i64* %tmp4, align 4 |
| %X = call i32 @f( %struct.ss* byval %S ) nounwind |
| ret i32 %X |
| } |