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e139a1e0e4
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@201502 91177308-0d34-0410-b5e6-96231b3b80d8
81 lines
2.0 KiB
LLVM
81 lines
2.0 KiB
LLVM
; RUN: llc < %s -march=x86-64 -mcpu=knl | FileCheck %s
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define i16 @mask16(i16 %x) {
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%m0 = bitcast i16 %x to <16 x i1>
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%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>
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%ret = bitcast <16 x i1> %m1 to i16
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ret i16 %ret
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; CHECK: mask16
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; CHECK: knotw
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; CHECK: ret
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}
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define i8 @mask8(i8 %x) {
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%m0 = bitcast i8 %x to <8 x i1>
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%m1 = xor <8 x i1> %m0, <i1 -1, i1 -1, i1 -1, i1 -1, i1 -1, i1 -1, i1 -1, i1 -1>
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%ret = bitcast <8 x i1> %m1 to i8
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ret i8 %ret
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; CHECK: mask8
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; CHECK: knotw
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; CHECK: ret
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}
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define i16 @mand16(i16 %x, i16 %y) {
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%ma = bitcast i16 %x to <16 x i1>
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%mb = bitcast i16 %y to <16 x i1>
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%mc = and <16 x i1> %ma, %mb
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%md = xor <16 x i1> %ma, %mb
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%me = or <16 x i1> %mc, %md
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%ret = bitcast <16 x i1> %me to i16
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; CHECK: kandw
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; CHECK: kxorw
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; CHECK: korw
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ret i16 %ret
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}
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; CHECK: shuf_test1
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; CHECK: kshiftrw $8
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; CHECK:ret
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define i8 @shuf_test1(i16 %v) nounwind {
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%v1 = bitcast i16 %v to <16 x i1>
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%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>
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%mask1 = bitcast <8 x i1> %mask to i8
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ret i8 %mask1
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}
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; CHECK: zext_test1
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; CHECK: kshiftlw
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; CHECK: kshiftrw
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; CHECK: kmovw
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; CHECK:ret
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define i32 @zext_test1(<16 x i32> %a, <16 x i32> %b) {
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%cmp_res = icmp ugt <16 x i32> %a, %b
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%cmp_res.i1 = extractelement <16 x i1> %cmp_res, i32 5
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%res = zext i1 %cmp_res.i1 to i32
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ret i32 %res
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}
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; CHECK: zext_test2
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; CHECK: kshiftlw
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; CHECK: kshiftrw
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; CHECK: kmovw
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; CHECK:ret
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define i16 @zext_test2(<16 x i32> %a, <16 x i32> %b) {
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%cmp_res = icmp ugt <16 x i32> %a, %b
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%cmp_res.i1 = extractelement <16 x i1> %cmp_res, i32 5
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%res = zext i1 %cmp_res.i1 to i16
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ret i16 %res
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}
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; CHECK: zext_test3
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; CHECK: kshiftlw
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; CHECK: kshiftrw
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; CHECK: kmovw
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; CHECK:ret
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define i8 @zext_test3(<16 x i32> %a, <16 x i32> %b) {
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%cmp_res = icmp ugt <16 x i32> %a, %b
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%cmp_res.i1 = extractelement <16 x i1> %cmp_res, i32 5
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%res = zext i1 %cmp_res.i1 to i8
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ret i8 %res
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}
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