blob: 74b9c6a4f6eb6826e5ba6d97a6733b5c20608548 [file] [log] [blame]
; 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