mirror of
https://github.com/c64scene-ar/llvm-6502.git
synced 2024-08-18 12:29:21 +00:00
8608f2eff2
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@49949 91177308-0d34-0410-b5e6-96231b3b80d8
28 lines
901 B
LLVM
28 lines
901 B
LLVM
; RUN: llvm-as < %s | llc -march=ppc32 | grep lwarx | count 4
|
|
; RUN: llvm-as < %s | llc -march=ppc32 | grep stwcx. | count 4
|
|
|
|
define i32 @exchange_and_add(i32* %mem, i32 %val) nounwind {
|
|
%tmp = call i32 @llvm.atomic.las.i32( i32* %mem, i32 %val )
|
|
ret i32 %tmp
|
|
}
|
|
|
|
define i32 @exchange_and_cmp(i32* %mem) nounwind {
|
|
%tmp = call i32 @llvm.atomic.lcs.i32( i32* %mem, i32 0, i32 1 )
|
|
ret i32 %tmp
|
|
}
|
|
|
|
define i16 @exchange_and_cmp16(i16* %mem) nounwind {
|
|
%tmp = call i16 @llvm.atomic.lcs.i16( i16* %mem, i16 0, i16 1 )
|
|
ret i16 %tmp
|
|
}
|
|
|
|
define i32 @exchange(i32* %mem, i32 %val) nounwind {
|
|
%tmp = call i32 @llvm.atomic.swap.i32( i32* %mem, i32 1 )
|
|
ret i32 %tmp
|
|
}
|
|
|
|
declare i32 @llvm.atomic.las.i32(i32*, i32) nounwind
|
|
declare i32 @llvm.atomic.lcs.i32(i32*, i32, i32) nounwind
|
|
declare i16 @llvm.atomic.lcs.i16(i16*, i16, i16) nounwind
|
|
declare i32 @llvm.atomic.swap.i32(i32*, i32) nounwind
|