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llvm-mirror/test/CodeGen/X86/combine-or.ll
Craig Topper 2597a3e267 [X86] Teach the execution domain fixing tables to use movlhps inplace of unpcklpd for the packed single domain. 
MOVLHPS has a smaller encoding than UNPCKLPD in the legacy encodings. With VEX and EVEX encodings it doesn't matter.

llvm-svn: 313509
2017-09-18 04:40:58 +00:00

481 lines
17 KiB
LLVM
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; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py
; RUN: llc < %s -mtriple=x86_64-unknown-linux-gnu -mcpu=corei7 | FileCheck %s
define i32 @or_self(i32 %x) {
; CHECK-LABEL: or_self:
; CHECK: # BB#0:
; CHECK-NEXT: movl %edi, %eax
; CHECK-NEXT: retq
%or = or i32 %x, %x
ret i32 %or
}
define <4 x i32> @or_self_vec(<4 x i32> %x) {
; CHECK-LABEL: or_self_vec:
; CHECK: # BB#0:
; CHECK-NEXT: retq
%or = or <4 x i32> %x, %x
ret <4 x i32> %or
}
; Verify that each of the following test cases is folded into a single
; instruction which performs a blend operation.
define <2 x i64> @test1(<2 x i64> %a, <2 x i64> %b) {
; CHECK-LABEL: test1:
; CHECK: # BB#0:
; CHECK-NEXT: pblendw {{.*#+}} xmm0 = xmm0[0,1,2,3],xmm1[4,5,6,7]
; CHECK-NEXT: retq
%shuf1 = shufflevector <2 x i64> %a, <2 x i64> zeroinitializer, <2 x i32><i32 0, i32 2>
%shuf2 = shufflevector <2 x i64> %b, <2 x i64> zeroinitializer, <2 x i32><i32 2, i32 1>
%or = or <2 x i64> %shuf1, %shuf2
ret <2 x i64> %or
}
define <4 x i32> @test2(<4 x i32> %a, <4 x i32> %b) {
; CHECK-LABEL: test2:
; CHECK: # BB#0:
; CHECK-NEXT: pblendw {{.*#+}} xmm0 = xmm1[0,1,2,3],xmm0[4,5,6,7]
; CHECK-NEXT: retq
%shuf1 = shufflevector <4 x i32> %a, <4 x i32> zeroinitializer, <4 x i32><i32 4, i32 4, i32 2, i32 3>
%shuf2 = shufflevector <4 x i32> %b, <4 x i32> zeroinitializer, <4 x i32><i32 0, i32 1, i32 4, i32 4>
%or = or <4 x i32> %shuf1, %shuf2
ret <4 x i32> %or
}
define <2 x i64> @test3(<2 x i64> %a, <2 x i64> %b) {
; CHECK-LABEL: test3:
; CHECK: # BB#0:
; CHECK-NEXT: pblendw {{.*#+}} xmm0 = xmm1[0,1,2,3],xmm0[4,5,6,7]
; CHECK-NEXT: retq
%shuf1 = shufflevector <2 x i64> %a, <2 x i64> zeroinitializer, <2 x i32><i32 2, i32 1>
%shuf2 = shufflevector <2 x i64> %b, <2 x i64> zeroinitializer, <2 x i32><i32 0, i32 2>
%or = or <2 x i64> %shuf1, %shuf2
ret <2 x i64> %or
}
define <4 x i32> @test4(<4 x i32> %a, <4 x i32> %b) {
; CHECK-LABEL: test4:
; CHECK: # BB#0:
; CHECK-NEXT: pblendw {{.*#+}} xmm0 = xmm0[0,1],xmm1[2,3,4,5,6,7]
; CHECK-NEXT: retq
%shuf1 = shufflevector <4 x i32> %a, <4 x i32> zeroinitializer, <4 x i32><i32 0, i32 4, i32 4, i32 4>
%shuf2 = shufflevector <4 x i32> %b, <4 x i32> zeroinitializer, <4 x i32><i32 4, i32 1, i32 2, i32 3>
%or = or <4 x i32> %shuf1, %shuf2
ret <4 x i32> %or
}
define <4 x i32> @test5(<4 x i32> %a, <4 x i32> %b) {
; CHECK-LABEL: test5:
; CHECK: # BB#0:
; CHECK-NEXT: pblendw {{.*#+}} xmm0 = xmm1[0,1],xmm0[2,3,4,5,6,7]
; CHECK-NEXT: retq
%shuf1 = shufflevector <4 x i32> %a, <4 x i32> zeroinitializer, <4 x i32><i32 4, i32 1, i32 2, i32 3>
%shuf2 = shufflevector <4 x i32> %b, <4 x i32> zeroinitializer, <4 x i32><i32 0, i32 4, i32 4, i32 4>
%or = or <4 x i32> %shuf1, %shuf2
ret <4 x i32> %or
}
define <4 x i32> @test6(<4 x i32> %a, <4 x i32> %b) {
; CHECK-LABEL: test6:
; CHECK: # BB#0:
; CHECK-NEXT: pblendw {{.*#+}} xmm0 = xmm0[0,1,2,3],xmm1[4,5,6,7]
; CHECK-NEXT: retq
%shuf1 = shufflevector <4 x i32> %a, <4 x i32> zeroinitializer, <4 x i32><i32 0, i32 1, i32 4, i32 4>
%shuf2 = shufflevector <4 x i32> %b, <4 x i32> zeroinitializer, <4 x i32><i32 4, i32 4, i32 2, i32 3>
%or = or <4 x i32> %shuf1, %shuf2
ret <4 x i32> %or
}
define <4 x i32> @test7(<4 x i32> %a, <4 x i32> %b) {
; CHECK-LABEL: test7:
; CHECK: # BB#0:
; CHECK-NEXT: pblendw {{.*#+}} xmm0 = xmm0[0,1,2,3],xmm1[4,5,6,7]
; CHECK-NEXT: retq
%and1 = and <4 x i32> %a, <i32 -1, i32 -1, i32 0, i32 0>
%and2 = and <4 x i32> %b, <i32 0, i32 0, i32 -1, i32 -1>
%or = or <4 x i32> %and1, %and2
ret <4 x i32> %or
}
define <2 x i64> @test8(<2 x i64> %a, <2 x i64> %b) {
; CHECK-LABEL: test8:
; CHECK: # BB#0:
; CHECK-NEXT: pblendw {{.*#+}} xmm0 = xmm0[0,1,2,3],xmm1[4,5,6,7]
; CHECK-NEXT: retq
%and1 = and <2 x i64> %a, <i64 -1, i64 0>
%and2 = and <2 x i64> %b, <i64 0, i64 -1>
%or = or <2 x i64> %and1, %and2
ret <2 x i64> %or
}
define <4 x i32> @test9(<4 x i32> %a, <4 x i32> %b) {
; CHECK-LABEL: test9:
; CHECK: # BB#0:
; CHECK-NEXT: pblendw {{.*#+}} xmm0 = xmm1[0,1,2,3],xmm0[4,5,6,7]
; CHECK-NEXT: retq
%and1 = and <4 x i32> %a, <i32 0, i32 0, i32 -1, i32 -1>
%and2 = and <4 x i32> %b, <i32 -1, i32 -1, i32 0, i32 0>
%or = or <4 x i32> %and1, %and2
ret <4 x i32> %or
}
define <2 x i64> @test10(<2 x i64> %a, <2 x i64> %b) {
; CHECK-LABEL: test10:
; CHECK: # BB#0:
; CHECK-NEXT: pblendw {{.*#+}} xmm0 = xmm1[0,1,2,3],xmm0[4,5,6,7]
; CHECK-NEXT: retq
%and1 = and <2 x i64> %a, <i64 0, i64 -1>
%and2 = and <2 x i64> %b, <i64 -1, i64 0>
%or = or <2 x i64> %and1, %and2
ret <2 x i64> %or
}
define <4 x i32> @test11(<4 x i32> %a, <4 x i32> %b) {
; CHECK-LABEL: test11:
; CHECK: # BB#0:
; CHECK-NEXT: pblendw {{.*#+}} xmm0 = xmm0[0,1],xmm1[2,3,4,5,6,7]
; CHECK-NEXT: retq
%and1 = and <4 x i32> %a, <i32 -1, i32 0, i32 0, i32 0>
%and2 = and <4 x i32> %b, <i32 0, i32 -1, i32 -1, i32 -1>
%or = or <4 x i32> %and1, %and2
ret <4 x i32> %or
}
define <4 x i32> @test12(<4 x i32> %a, <4 x i32> %b) {
; CHECK-LABEL: test12:
; CHECK: # BB#0:
; CHECK-NEXT: pblendw {{.*#+}} xmm0 = xmm1[0,1],xmm0[2,3,4,5,6,7]
; CHECK-NEXT: retq
%and1 = and <4 x i32> %a, <i32 0, i32 -1, i32 -1, i32 -1>
%and2 = and <4 x i32> %b, <i32 -1, i32 0, i32 0, i32 0>
%or = or <4 x i32> %and1, %and2
ret <4 x i32> %or
}
; Verify that the following test cases are folded into single shuffles.
define <4 x i32> @test13(<4 x i32> %a, <4 x i32> %b) {
; CHECK-LABEL: test13:
; CHECK: # BB#0:
; CHECK-NEXT: shufps {{.*#+}} xmm0 = xmm0[1,1],xmm1[2,3]
; CHECK-NEXT: retq
%shuf1 = shufflevector <4 x i32> %a, <4 x i32> zeroinitializer, <4 x i32><i32 1, i32 1, i32 4, i32 4>
%shuf2 = shufflevector <4 x i32> %b, <4 x i32> zeroinitializer, <4 x i32><i32 4, i32 4, i32 2, i32 3>
%or = or <4 x i32> %shuf1, %shuf2
ret <4 x i32> %or
}
define <2 x i64> @test14(<2 x i64> %a, <2 x i64> %b) {
; CHECK-LABEL: test14:
; CHECK: # BB#0:
; CHECK-NEXT: movlhps {{.*#+}} xmm0 = xmm0[0],xmm1[0]
; CHECK-NEXT: retq
%shuf1 = shufflevector <2 x i64> %a, <2 x i64> zeroinitializer, <2 x i32><i32 0, i32 2>
%shuf2 = shufflevector <2 x i64> %b, <2 x i64> zeroinitializer, <2 x i32><i32 2, i32 0>
%or = or <2 x i64> %shuf1, %shuf2
ret <2 x i64> %or
}
define <4 x i32> @test15(<4 x i32> %a, <4 x i32> %b) {
; CHECK-LABEL: test15:
; CHECK: # BB#0:
; CHECK-NEXT: shufps {{.*#+}} xmm1 = xmm1[2,1],xmm0[2,1]
; CHECK-NEXT: movaps %xmm1, %xmm0
; CHECK-NEXT: retq
%shuf1 = shufflevector <4 x i32> %a, <4 x i32> zeroinitializer, <4 x i32><i32 4, i32 4, i32 2, i32 1>
%shuf2 = shufflevector <4 x i32> %b, <4 x i32> zeroinitializer, <4 x i32><i32 2, i32 1, i32 4, i32 4>
%or = or <4 x i32> %shuf1, %shuf2
ret <4 x i32> %or
}
define <2 x i64> @test16(<2 x i64> %a, <2 x i64> %b) {
; CHECK-LABEL: test16:
; CHECK: # BB#0:
; CHECK-NEXT: movlhps {{.*#+}} xmm1 = xmm1[0],xmm0[0]
; CHECK-NEXT: movaps %xmm1, %xmm0
; CHECK-NEXT: retq
%shuf1 = shufflevector <2 x i64> %a, <2 x i64> zeroinitializer, <2 x i32><i32 2, i32 0>
%shuf2 = shufflevector <2 x i64> %b, <2 x i64> zeroinitializer, <2 x i32><i32 0, i32 2>
%or = or <2 x i64> %shuf1, %shuf2
ret <2 x i64> %or
}
; Verify that the dag-combiner does not fold a OR of two shuffles into a single
; shuffle instruction when the shuffle indexes are not compatible.
define <4 x i32> @test17(<4 x i32> %a, <4 x i32> %b) {
; CHECK-LABEL: test17:
; CHECK: # BB#0:
; CHECK-NEXT: psllq $32, %xmm0
; CHECK-NEXT: movq {{.*#+}} xmm1 = xmm1[0],zero
; CHECK-NEXT: por %xmm1, %xmm0
; CHECK-NEXT: retq
%shuf1 = shufflevector <4 x i32> %a, <4 x i32> zeroinitializer, <4 x i32><i32 4, i32 0, i32 4, i32 2>
%shuf2 = shufflevector <4 x i32> %b, <4 x i32> zeroinitializer, <4 x i32><i32 0, i32 1, i32 4, i32 4>
%or = or <4 x i32> %shuf1, %shuf2
ret <4 x i32> %or
}
define <4 x i32> @test18(<4 x i32> %a, <4 x i32> %b) {
; CHECK-LABEL: test18:
; CHECK: # BB#0:
; CHECK-NEXT: pxor %xmm2, %xmm2
; CHECK-NEXT: pblendw {{.*#+}} xmm0 = xmm0[0,1],xmm2[2,3,4,5,6,7]
; CHECK-NEXT: pshufd {{.*#+}} xmm0 = xmm0[1,0,1,1]
; CHECK-NEXT: pblendw {{.*#+}} xmm1 = xmm1[0,1],xmm2[2,3,4,5,6,7]
; CHECK-NEXT: por %xmm1, %xmm0
; CHECK-NEXT: retq
%shuf1 = shufflevector <4 x i32> %a, <4 x i32> zeroinitializer, <4 x i32><i32 4, i32 0, i32 4, i32 4>
%shuf2 = shufflevector <4 x i32> %b, <4 x i32> zeroinitializer, <4 x i32><i32 0, i32 4, i32 4, i32 4>
%or = or <4 x i32> %shuf1, %shuf2
ret <4 x i32> %or
}
define <4 x i32> @test19(<4 x i32> %a, <4 x i32> %b) {
; CHECK-LABEL: test19:
; CHECK: # BB#0:
; CHECK-NEXT: pshufd {{.*#+}} xmm2 = xmm0[0,0,2,3]
; CHECK-NEXT: pxor %xmm3, %xmm3
; CHECK-NEXT: pblendw {{.*#+}} xmm2 = xmm3[0,1],xmm2[2,3],xmm3[4,5],xmm2[6,7]
; CHECK-NEXT: pshufd {{.*#+}} xmm0 = xmm1[0,1,2,2]
; CHECK-NEXT: pblendw {{.*#+}} xmm0 = xmm0[0,1],xmm3[2,3],xmm0[4,5,6,7]
; CHECK-NEXT: por %xmm2, %xmm0
; CHECK-NEXT: retq
%shuf1 = shufflevector <4 x i32> %a, <4 x i32> zeroinitializer, <4 x i32><i32 4, i32 0, i32 4, i32 3>
%shuf2 = shufflevector <4 x i32> %b, <4 x i32> zeroinitializer, <4 x i32><i32 0, i32 4, i32 2, i32 2>
%or = or <4 x i32> %shuf1, %shuf2
ret <4 x i32> %or
}
define <2 x i64> @test20(<2 x i64> %a, <2 x i64> %b) {
; CHECK-LABEL: test20:
; CHECK: # BB#0:
; CHECK-NEXT: por %xmm1, %xmm0
; CHECK-NEXT: movq {{.*#+}} xmm0 = xmm0[0],zero
; CHECK-NEXT: retq
%shuf1 = shufflevector <2 x i64> %a, <2 x i64> zeroinitializer, <2 x i32><i32 0, i32 2>
%shuf2 = shufflevector <2 x i64> %b, <2 x i64> zeroinitializer, <2 x i32><i32 0, i32 2>
%or = or <2 x i64> %shuf1, %shuf2
ret <2 x i64> %or
}
define <2 x i64> @test21(<2 x i64> %a, <2 x i64> %b) {
; CHECK-LABEL: test21:
; CHECK: # BB#0:
; CHECK-NEXT: por %xmm1, %xmm0
; CHECK-NEXT: pslldq {{.*#+}} xmm0 = zero,zero,zero,zero,zero,zero,zero,zero,xmm0[0,1,2,3,4,5,6,7]
; CHECK-NEXT: retq
%shuf1 = shufflevector <2 x i64> %a, <2 x i64> zeroinitializer, <2 x i32><i32 2, i32 0>
%shuf2 = shufflevector <2 x i64> %b, <2 x i64> zeroinitializer, <2 x i32><i32 2, i32 0>
%or = or <2 x i64> %shuf1, %shuf2
ret <2 x i64> %or
}
; Verify that the dag-combiner keeps the correct domain for float/double vectors
; bitcast to use the mask-or blend combine.
define <2 x double> @test22(<2 x double> %a0, <2 x double> %a1) {
; CHECK-LABEL: test22:
; CHECK: # BB#0:
; CHECK-NEXT: blendpd {{.*#+}} xmm0 = xmm1[0],xmm0[1]
; CHECK-NEXT: retq
%bc1 = bitcast <2 x double> %a0 to <2 x i64>
%bc2 = bitcast <2 x double> %a1 to <2 x i64>
%and1 = and <2 x i64> %bc1, <i64 0, i64 -1>
%and2 = and <2 x i64> %bc2, <i64 -1, i64 0>
%or = or <2 x i64> %and1, %and2
%bc3 = bitcast <2 x i64> %or to <2 x double>
ret <2 x double> %bc3
}
define <4 x float> @test23(<4 x float> %a0, <4 x float> %a1) {
; CHECK-LABEL: test23:
; CHECK: # BB#0:
; CHECK-NEXT: blendps {{.*#+}} xmm0 = xmm1[0],xmm0[1,2],xmm1[3]
; CHECK-NEXT: retq
%bc1 = bitcast <4 x float> %a0 to <4 x i32>
%bc2 = bitcast <4 x float> %a1 to <4 x i32>
%and1 = and <4 x i32> %bc1, <i32 0, i32 -1, i32 -1, i32 0>
%and2 = and <4 x i32> %bc2, <i32 -1, i32 0, i32 0, i32 -1>
%or = or <4 x i32> %and1, %and2
%bc3 = bitcast <4 x i32> %or to <4 x float>
ret <4 x float> %bc3
}
define <4 x float> @test24(<4 x float> %a0, <4 x float> %a1) {
; CHECK-LABEL: test24:
; CHECK: # BB#0:
; CHECK-NEXT: blendpd {{.*#+}} xmm0 = xmm1[0],xmm0[1]
; CHECK-NEXT: retq
%bc1 = bitcast <4 x float> %a0 to <2 x i64>
%bc2 = bitcast <4 x float> %a1 to <2 x i64>
%and1 = and <2 x i64> %bc1, <i64 0, i64 -1>
%and2 = and <2 x i64> %bc2, <i64 -1, i64 0>
%or = or <2 x i64> %and1, %and2
%bc3 = bitcast <2 x i64> %or to <4 x float>
ret <4 x float> %bc3
}
define <4 x float> @test25(<4 x float> %a0) {
; CHECK-LABEL: test25:
; CHECK: # BB#0:
; CHECK-NEXT: blendps {{.*#+}} xmm0 = mem[0],xmm0[1,2],mem[3]
; CHECK-NEXT: retq
%bc1 = bitcast <4 x float> %a0 to <4 x i32>
%bc2 = bitcast <4 x float> <float 1.0, float 1.0, float 1.0, float 1.0> to <4 x i32>
%and1 = and <4 x i32> %bc1, <i32 0, i32 -1, i32 -1, i32 0>
%and2 = and <4 x i32> %bc2, <i32 -1, i32 0, i32 0, i32 -1>
%or = or <4 x i32> %and1, %and2
%bc3 = bitcast <4 x i32> %or to <4 x float>
ret <4 x float> %bc3
}
; Verify that the DAGCombiner doesn't crash in the attempt to check if a shuffle
; with illegal type has a legal mask. Method 'isShuffleMaskLegal' only knows how to
; handle legal vector value types.
define <4 x i8> @test_crash(<4 x i8> %a, <4 x i8> %b) {
; CHECK-LABEL: test_crash:
; CHECK: # BB#0:
; CHECK-NEXT: pblendw {{.*#+}} xmm0 = xmm1[0,1,2,3],xmm0[4,5,6,7]
; CHECK-NEXT: retq
%shuf1 = shufflevector <4 x i8> %a, <4 x i8> zeroinitializer, <4 x i32><i32 4, i32 4, i32 2, i32 3>
%shuf2 = shufflevector <4 x i8> %b, <4 x i8> zeroinitializer, <4 x i32><i32 0, i32 1, i32 4, i32 4>
%or = or <4 x i8> %shuf1, %shuf2
ret <4 x i8> %or
}
; Verify that we can fold regardless of which operand is the zeroinitializer
define <4 x i32> @test2b(<4 x i32> %a, <4 x i32> %b) {
; CHECK-LABEL: test2b:
; CHECK: # BB#0:
; CHECK-NEXT: pblendw {{.*#+}} xmm0 = xmm1[0,1,2,3],xmm0[4,5,6,7]
; CHECK-NEXT: retq
%shuf1 = shufflevector <4 x i32> zeroinitializer, <4 x i32> %a, <4 x i32><i32 0, i32 0, i32 6, i32 7>
%shuf2 = shufflevector <4 x i32> %b, <4 x i32> zeroinitializer, <4 x i32><i32 0, i32 1, i32 4, i32 4>
%or = or <4 x i32> %shuf1, %shuf2
ret <4 x i32> %or
}
define <4 x i32> @test2c(<4 x i32> %a, <4 x i32> %b) {
; CHECK-LABEL: test2c:
; CHECK: # BB#0:
; CHECK-NEXT: pblendw {{.*#+}} xmm0 = xmm1[0,1,2,3],xmm0[4,5,6,7]
; CHECK-NEXT: retq
%shuf1 = shufflevector <4 x i32> zeroinitializer, <4 x i32> %a, <4 x i32><i32 0, i32 0, i32 6, i32 7>
%shuf2 = shufflevector <4 x i32> zeroinitializer, <4 x i32> %b, <4 x i32><i32 4, i32 5, i32 0, i32 0>
%or = or <4 x i32> %shuf1, %shuf2
ret <4 x i32> %or
}
define <4 x i32> @test2d(<4 x i32> %a, <4 x i32> %b) {
; CHECK-LABEL: test2d:
; CHECK: # BB#0:
; CHECK-NEXT: pblendw {{.*#+}} xmm0 = xmm1[0,1,2,3],xmm0[4,5,6,7]
; CHECK-NEXT: retq
%shuf1 = shufflevector <4 x i32> %a, <4 x i32> zeroinitializer, <4 x i32><i32 4, i32 4, i32 2, i32 3>
%shuf2 = shufflevector <4 x i32> zeroinitializer, <4 x i32> %b, <4 x i32><i32 4, i32 5, i32 0, i32 0>
%or = or <4 x i32> %shuf1, %shuf2
ret <4 x i32> %or
}
; Make sure we can have an undef where an index pointing to the zero vector should be
define <4 x i32> @test2e(<4 x i32> %a, <4 x i32> %b) {
; CHECK-LABEL: test2e:
; CHECK: # BB#0:
; CHECK-NEXT: pblendw {{.*#+}} xmm0 = xmm1[0,1,2,3],xmm0[4,5,6,7]
; CHECK-NEXT: retq
%shuf1 = shufflevector <4 x i32> %a, <4 x i32> <i32 0, i32 undef, i32 undef, i32 undef>, <4 x i32><i32 undef, i32 4, i32 2, i32 3>
%shuf2 = shufflevector <4 x i32> %b, <4 x i32> <i32 0, i32 undef, i32 undef, i32 undef>, <4 x i32><i32 0, i32 1, i32 4, i32 4>
%or = or <4 x i32> %shuf1, %shuf2
ret <4 x i32> %or
}
define <4 x i32> @test2f(<4 x i32> %a, <4 x i32> %b) {
; CHECK-LABEL: test2f:
; CHECK: # BB#0:
; CHECK-NEXT: pblendw {{.*#+}} xmm0 = xmm1[0,1,2,3],xmm0[4,5,6,7]
; CHECK-NEXT: retq
%shuf1 = shufflevector <4 x i32> %a, <4 x i32> <i32 0, i32 undef, i32 undef, i32 undef>, <4 x i32><i32 4, i32 4, i32 2, i32 3>
%shuf2 = shufflevector <4 x i32> %b, <4 x i32> <i32 0, i32 undef, i32 undef, i32 undef>, <4 x i32><i32 undef, i32 1, i32 4, i32 4>
%or = or <4 x i32> %shuf1, %shuf2
ret <4 x i32> %or
}
; TODO: Why would we do this?
; (or (and X, c1), c2) -> (and (or X, c2), c1|c2)
define <2 x i64> @or_and_v2i64(<2 x i64> %a0) {
; CHECK-LABEL: or_and_v2i64:
; CHECK: # BB#0:
; CHECK-NEXT: andps {{.*}}(%rip), %xmm0
; CHECK-NEXT: orps {{.*}}(%rip), %xmm0
; CHECK-NEXT: retq
%1 = and <2 x i64> %a0, <i64 7, i64 7>
%2 = or <2 x i64> %1, <i64 3, i64 3>
ret <2 x i64> %2
}
; If all masked bits are going to be set, that's a constant fold.
define <4 x i32> @or_and_v4i32(<4 x i32> %a0) {
; CHECK-LABEL: or_and_v4i32:
; CHECK: # BB#0:
; CHECK-NEXT: movaps {{.*#+}} xmm0 = [3,3,3,3]
; CHECK-NEXT: retq
%1 = and <4 x i32> %a0, <i32 1, i32 1, i32 1, i32 1>
%2 = or <4 x i32> %1, <i32 3, i32 3, i32 3, i32 3>
ret <4 x i32> %2
}
; fold (or x, c) -> c iff (x & ~c) == 0
define <2 x i64> @or_zext_v2i32(<2 x i32> %a0) {
; CHECK-LABEL: or_zext_v2i32:
; CHECK: # BB#0:
; CHECK-NEXT: movaps {{.*#+}} xmm0 = [4294967295,4294967295]
; CHECK-NEXT: retq
%1 = zext <2 x i32> %a0 to <2 x i64>
%2 = or <2 x i64> %1, <i64 4294967295, i64 4294967295>
ret <2 x i64> %2
}
define <4 x i32> @or_zext_v4i16(<4 x i16> %a0) {
; CHECK-LABEL: or_zext_v4i16:
; CHECK: # BB#0:
; CHECK-NEXT: movaps {{.*#+}} xmm0 = [65535,65535,65535,65535]
; CHECK-NEXT: retq
%1 = zext <4 x i16> %a0 to <4 x i32>
%2 = or <4 x i32> %1, <i32 65535, i32 65535, i32 65535, i32 65535>
ret <4 x i32> %2
}
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