mirror of
https://github.com/c64scene-ar/llvm-6502.git
synced 2025-02-23 05:29:23 +00:00
a25114b902
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@213812 91177308-0d34-0410-b5e6-96231b3b80d8
26 lines
712 B
LLVM
26 lines
712 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 ([[ARG1:%rdi|%rcx]]), %k{{[0-7]}}
|
|
; CHECK-NEXT: knotb
|
|
; CHECK-NEXT: kmovb %k{{[0-7]}}, ([[ARG1]])
|
|
; CHECK: ret
|
|
}
|