mirror of
https://github.com/RPCS3/llvm-mirror.git
synced 2024-11-01 16:33:37 +01:00
37 lines
1.2 KiB
LLVM
37 lines
1.2 KiB
LLVM
; RUN: llvm-as -disable-output < %s
|
|
|
|
%"struct.std::pair<int,int>" = type { i32, i32 }
|
|
|
|
declare void @_Z3barRKi(i32*)
|
|
|
|
declare void @llvm.lifetime.start(i64, i8* nocapture) nounwind
|
|
declare void @llvm.lifetime.end(i64, i8* nocapture) nounwind
|
|
declare {}* @llvm.invariant.start(i64, i8* nocapture) readonly nounwind
|
|
declare void @llvm.invariant.end({}*, i64, i8* nocapture) nounwind
|
|
|
|
define i32 @_Z4foo2v() nounwind {
|
|
entry:
|
|
%x = alloca %"struct.std::pair<int,int>"
|
|
%y = bitcast %"struct.std::pair<int,int>"* %x to i8*
|
|
|
|
;; Constructor starts here (this isn't needed since it is immediately
|
|
;; preceded by an alloca, but shown for completeness).
|
|
call void @llvm.lifetime.start(i64 8, i8* %y)
|
|
|
|
%0 = getelementptr %"struct.std::pair<int,int>"* %x, i32 0, i32 0
|
|
store i32 4, i32* %0, align 8
|
|
%1 = getelementptr %"struct.std::pair<int,int>"* %x, i32 0, i32 1
|
|
store i32 5, i32* %1, align 4
|
|
|
|
;; Constructor has finished here.
|
|
%inv = call {}* @llvm.invariant.start(i64 8, i8* %y)
|
|
call void @_Z3barRKi(i32* %0) nounwind
|
|
%2 = load i32* %0, align 8
|
|
|
|
;; Destructor is run here.
|
|
call void @llvm.invariant.end({}* %inv, i64 8, i8* %y)
|
|
;; Destructor is done here.
|
|
call void @llvm.lifetime.end(i64 8, i8* %y)
|
|
ret i32 %2
|
|
}
|