mirror of
https://github.com/RPCS3/llvm-mirror.git
synced 2024-10-25 05:52:53 +02:00
26 lines
694 B
LLVM
26 lines
694 B
LLVM
|
; RUN: llc < %s -march=x86-64 -mcpu=skx | FileCheck %s
|
||
|
|
|
||
|
|
define i8 @mask8(i8 %x) {
|
||
|
|
%m0 = bitcast i8 %x to <8 x i1>
|
||
|
|
%m1 = xor <8 x i1> %m0, <i1 -1, i1 -1, i1 -1, i1 -1, i1 -1, i1 -1, i1 -1, i1 -1>
|
||
|
|
%ret = bitcast <8 x i1> %m1 to i8
|
||
|
|
ret i8 %ret
|
||
|
|
; CHECK: mask8
|
||
|
|
; CHECK: knotb
|
||
|
|
; CHECK: ret
|
||
|
|
}
|
||
|
|
|
||
|
|
define void @mask8_mem(i8* %ptr) {
|
||
|
|
%x = load i8* %ptr, align 4
|
||
|
|
%m0 = bitcast i8 %x to <8 x i1>
|
||
|
|
%m1 = xor <8 x i1> %m0, <i1 -1, i1 -1, i1 -1, i1 -1, i1 -1, i1 -1, i1 -1, i1 -1>
|
||
|
|
%ret = bitcast <8 x i1> %m1 to i8
|
||
|
|
store i8 %ret, i8* %ptr, align 4
|
||
|
|
ret void
|
||
|
|
; CHECK-LABEL: mask8_mem
|
||
|
|
; CHECK: kmovb (%rdi), %k{{[0-7]}}
|
||
|
|
; CHECK-NEXT: knotb
|
||
|
|
; CHECK-NEXT: kmovb %k{{[0-7]}}, (%rdi)
|
||
|
|
; CHECK: ret
|
||
|
|
}
|