mirror of
https://github.com/c64scene-ar/llvm-6502.git
synced 2024-12-27 13:30:05 +00:00
7ab6c76ad1
This makes the LLVM assembly look better. E.g.:
define void @foo() #0 { ret void }
attributes #0 = { nounwind noinline ssp }
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@175605 91177308-0d34-0410-b5e6-96231b3b80d8
32 lines
1012 B
LLVM
32 lines
1012 B
LLVM
; RUN: opt < %s -deadargelim -S | FileCheck %s
|
|
|
|
%Ty = type <{ i32, i32 }>
|
|
|
|
; Check if the pass doesn't modify anything that doesn't need changing. We feed
|
|
; an unused argument to each function to lure it into changing _something_ about
|
|
; the function and then changing too much.
|
|
|
|
; This checks if the return value attributes are not removed
|
|
; CHECK: define internal zeroext i32 @test1() #0
|
|
define internal zeroext i32 @test1(i32 %DEADARG1) nounwind {
|
|
ret i32 1
|
|
}
|
|
|
|
; This checks if the struct doesn't get non-packed
|
|
; CHECK: define internal <{ i32, i32 }> @test2
|
|
define internal <{ i32, i32 }> @test2(i32 %DEADARG1) {
|
|
ret <{ i32, i32 }> <{ i32 1, i32 2 }>
|
|
}
|
|
|
|
; We use this external function to make sure the return values don't become dead
|
|
declare void @user(i32, <{ i32, i32 }>)
|
|
|
|
define void @caller() {
|
|
%B = call i32 @test1(i32 1)
|
|
%C = call <{ i32, i32 }> @test2(i32 2)
|
|
call void @user(i32 %B, <{ i32, i32 }> %C)
|
|
ret void
|
|
}
|
|
|
|
; CHECK: attributes #0 = { nounwind }
|