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llvm-mirror/test/CodeGen/X86/avx512-mask-op.ll
Elena Demikhovsky 57057960b0 AVX-512: changed intrinsics for mask operations
llvm-svn: 196918
2013-12-10 13:53:10 +00:00

45 lines
1.2 KiB
LLVM

; RUN: llc < %s -march=x86-64 -mcpu=knl | FileCheck %s
define i16 @mask16(i16 %x) {
%m0 = bitcast i16 %x to <16 x i1>
%m1 = xor <16 x i1> %m0, <i1 -1, i1 -1, i1 -1, i1 -1, i1 -1, i1 -1, i1 -1, i1 -1, i1 -1, i1 -1, i1 -1, i1 -1, i1 -1, i1 -1, i1 -1, i1 -1>
%ret = bitcast <16 x i1> %m1 to i16
ret i16 %ret
; CHECK: mask16
; CHECK: knotw
; CHECK: ret
}
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: knotw
; CHECK: ret
}
define i16 @mand16(i16 %x, i16 %y) {
%ma = bitcast i16 %x to <16 x i1>
%mb = bitcast i16 %y to <16 x i1>
%mc = and <16 x i1> %ma, %mb
%md = xor <16 x i1> %ma, %mb
%me = or <16 x i1> %mc, %md
%ret = bitcast <16 x i1> %me to i16
; CHECK: kandw
; CHECK: kxorw
; CHECK: korw
ret i16 %ret
}
; CHECK: shuf_test1
; CHECK: kshiftrw $8
; CHECK:ret
define i8 @shuf_test1(i16 %v) nounwind {
%v1 = bitcast i16 %v to <16 x i1>
%mask = shufflevector <16 x i1> %v1, <16 x i1> undef, <8 x i32> <i32 8, i32 9, i32 10, i32 11, i32 12, i32 13, i32 14, i32 15>
%mask1 = bitcast <8 x i1> %mask to i8
ret i8 %mask1
}