mirror of
https://github.com/c64scene-ar/llvm-6502.git
synced 2024-12-15 04:30:12 +00:00
70d893e84b
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@132485 91177308-0d34-0410-b5e6-96231b3b80d8
37 lines
1.2 KiB
LLVM
37 lines
1.2 KiB
LLVM
; RUN: opt < %s -basicaa -memcpyopt -S | FileCheck %s
|
|
; PR10067
|
|
; Make sure the call+copy isn't optimized in such a way that
|
|
; %ret ends up with the wrong value.
|
|
|
|
target datalayout = "e-p:32:32:32-i1:8:8-i8:8:8-i16:16:16-i32:32:32-i64:32:64-f32:32:32-f64:32:64-v64:64:64-v128:128:128-a0:0:64-f80:128:128-n8:16:32"
|
|
target triple = "i386-apple-darwin10"
|
|
|
|
%struct1 = type { i32, i32 }
|
|
%struct2 = type { %struct1, i8* }
|
|
|
|
declare void @bar(%struct1* nocapture sret %agg.result) nounwind
|
|
|
|
define i32 @foo() nounwind {
|
|
%x = alloca %struct1, align 8
|
|
%y = alloca %struct2, align 8
|
|
call void @bar(%struct1* sret %x) nounwind
|
|
; CHECK: call void @bar(%struct1* sret %x)
|
|
|
|
%gepn1 = getelementptr inbounds %struct2* %y, i32 0, i32 0, i32 0
|
|
store i32 0, i32* %gepn1, align 8
|
|
%gepn2 = getelementptr inbounds %struct2* %y, i32 0, i32 0, i32 1
|
|
store i32 0, i32* %gepn2, align 4
|
|
|
|
%bit1 = bitcast %struct1* %x to i64*
|
|
%bit2 = bitcast %struct2* %y to i64*
|
|
%load = load i64* %bit1, align 8
|
|
store i64 %load, i64* %bit2, align 8
|
|
|
|
; CHECK: %load = load i64* %bit1, align 8
|
|
; CHECK: store i64 %load, i64* %bit2, align 8
|
|
|
|
%gep1 = getelementptr %struct2* %y, i32 0, i32 0, i32 0
|
|
%ret = load i32* %gep1
|
|
ret i32 %ret
|
|
}
|