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[x86, SSE, AVX] add tests for icmp+zext (PR28484) 

Note the inconsistent vpbroadcast generation for AVX2; another bug.

llvm-svn: 275020
This commit is contained in:
Sanjay Patel 2016-07-10 20:45:14 +00:00
parent 51c786bd91
commit ccd08fc8c4
1 changed files with 191 additions and 1 deletions
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192
llvm/test/CodeGen/X86/vector-pcmp.ll
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@ -1,4 +1,4 @@
; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py
; NOTE: Assertions have been autogenerated by utils/update_test_checks.py
; RUN: llc < %s -mtriple=x86_64-unknown-unknown -mattr=+sse2 | FileCheck %s --check-prefix=SSE --check-prefix=SSE2
; RUN: llc < %s -mtriple=x86_64-unknown-unknown -mattr=+sse4.2 | FileCheck %s --check-prefix=SSE --check-prefix=SSE42
; RUN: llc < %s -mtriple=x86_64-unknown-unknown -mattr=+avx | FileCheck %s --check-prefix=AVX --check-prefix=AVX1
@ -19,6 +19,7 @@ define <16 x i8> @test_pcmpgtb(<16 x i8> %x) {
; AVX-NEXT: vpcmpeqd %xmm1, %xmm1, %xmm1
; AVX-NEXT: vpcmpgtb %xmm1, %xmm0, %xmm0
; AVX-NEXT: retq
;
%sign = ashr <16 x i8> %x, <i8 7, i8 7, i8 7, i8 7, i8 7, i8 7, i8 7, i8 7, i8 7, i8 7, i8 7, i8 7, i8 7, i8 7, i8 7, i8 7>
%not = xor <16 x i8> %sign, <i8 -1, i8 -1, i8 -1, i8 -1, i8 -1, i8 -1, i8 -1, i8 -1, i8 -1, i8 -1, i8 -1, i8 -1, i8 -1, i8 -1, i8 -1, i8 -1>
ret <16 x i8> %not
@ -36,6 +37,7 @@ define <8 x i16> @test_pcmpgtw(<8 x i16> %x) {
; AVX-NEXT: vpcmpeqd %xmm1, %xmm1, %xmm1
; AVX-NEXT: vpcmpgtw %xmm1, %xmm0, %xmm0
; AVX-NEXT: retq
;
%sign = ashr <8 x i16> %x, <i16 15, i16 15, i16 15, i16 15, i16 15, i16 15, i16 15, i16 15>
%not = xor <8 x i16> %sign, <i16 -1, i16 -1, i16 -1, i16 -1, i16 -1, i16 -1, i16 -1, i16 -1>
ret <8 x i16> %not
@ -53,6 +55,7 @@ define <4 x i32> @test_pcmpgtd(<4 x i32> %x) {
; AVX-NEXT: vpcmpeqd %xmm1, %xmm1, %xmm1
; AVX-NEXT: vpcmpgtd %xmm1, %xmm0, %xmm0
; AVX-NEXT: retq
;
%sign = ashr <4 x i32> %x, <i32 31, i32 31, i32 31, i32 31>
%not = xor <4 x i32> %sign, <i32 -1, i32 -1, i32 -1, i32 -1>
ret <4 x i32> %not
@ -78,6 +81,7 @@ define <2 x i64> @test_pcmpgtq(<2 x i64> %x) {
; AVX-NEXT: vpcmpeqd %xmm1, %xmm1, %xmm1
; AVX-NEXT: vpcmpgtq %xmm1, %xmm0, %xmm0
; AVX-NEXT: retq
;
%sign = ashr <2 x i64> %x, <i64 63, i64 63>
%not = xor <2 x i64> %sign, <i64 -1, i64 -1>
ret <2 x i64> %not
@ -128,6 +132,7 @@ define <1 x i128> @test_strange_type(<1 x i128> %x) {
; AVX2-NEXT: vmovq %xmm0, %rax
; AVX2-NEXT: vpextrq $1, %xmm0, %rdx
; AVX2-NEXT: retq
;
%sign = ashr <1 x i128> %x, <i128 127>
%not = xor <1 x i128> %sign, <i128 -1>
ret <1 x i128> %not
@ -158,6 +163,7 @@ define <32 x i8> @test_pcmpgtb_256(<32 x i8> %x) {
; AVX2-NEXT: vpcmpeqd %ymm1, %ymm1, %ymm1
; AVX2-NEXT: vpcmpgtb %ymm1, %ymm0, %ymm0
; AVX2-NEXT: retq
;
%sign = ashr <32 x i8> %x, <i8 7, i8 7, i8 7, i8 7, i8 7, i8 7, i8 7, i8 7, i8 7, i8 7, i8 7, i8 7, i8 7, i8 7, i8 7, i8 7, i8 7, i8 7, i8 7, i8 7, i8 7, i8 7, i8 7, i8 7, i8 7, i8 7, i8 7, i8 7, i8 7, i8 7, i8 7, i8 7>
%not = xor <32 x i8> %sign, <i8 -1, i8 -1, i8 -1, i8 -1, i8 -1, i8 -1, i8 -1, i8 -1, i8 -1, i8 -1, i8 -1, i8 -1, i8 -1, i8 -1, i8 -1, i8 -1, i8 -1, i8 -1, i8 -1, i8 -1, i8 -1, i8 -1, i8 -1, i8 -1, i8 -1, i8 -1, i8 -1, i8 -1, i8 -1, i8 -1, i8 -1, i8 -1>
ret <32 x i8> %not
@ -187,6 +193,7 @@ define <16 x i16> @test_pcmpgtw_256(<16 x i16> %x) {
; AVX2-NEXT: vpcmpeqd %ymm1, %ymm1, %ymm1
; AVX2-NEXT: vpcmpgtw %ymm1, %ymm0, %ymm0
; AVX2-NEXT: retq
;
%sign = ashr <16 x i16> %x, <i16 15, i16 15, i16 15, i16 15, i16 15, i16 15, i16 15, i16 15, i16 15, i16 15, i16 15, i16 15, i16 15, i16 15, i16 15, i16 15>
%not = xor <16 x i16> %sign, <i16 -1, i16 -1, i16 -1, i16 -1, i16 -1, i16 -1, i16 -1, i16 -1, i16 -1, i16 -1, i16 -1, i16 -1, i16 -1, i16 -1, i16 -1, i16 -1>
ret <16 x i16> %not
@ -216,6 +223,7 @@ define <8 x i32> @test_pcmpgtd_256(<8 x i32> %x) {
; AVX2-NEXT: vpcmpeqd %ymm1, %ymm1, %ymm1
; AVX2-NEXT: vpcmpgtd %ymm1, %ymm0, %ymm0
; AVX2-NEXT: retq
;
%sign = ashr <8 x i32> %x, <i32 31, i32 31, i32 31, i32 31, i32 31, i32 31, i32 31, i32 31>
%not = xor <8 x i32> %sign, <i32 -1, i32 -1, i32 -1, i32 -1, i32 -1, i32 -1, i32 -1, i32 -1>
ret <8 x i32> %not
@ -258,8 +266,190 @@ define <4 x i64> @test_pcmpgtq_256(<4 x i64> %x) {
; AVX2-NEXT: vpcmpeqd %ymm1, %ymm1, %ymm1
; AVX2-NEXT: vpcmpgtq %ymm1, %ymm0, %ymm0
; AVX2-NEXT: retq
;
%sign = ashr <4 x i64> %x, <i64 63, i64 63, i64 63, i64 63>
%not = xor <4 x i64> %sign, <i64 -1, i64 -1, i64 -1, i64 -1>
ret <4 x i64> %not
}
define <16 x i8> @cmpeq_zext_v16i8(<16 x i8> %a, <16 x i8> %b) {
; SSE-LABEL: cmpeq_zext_v16i8:
; SSE: # BB#0:
; SSE-NEXT: pcmpeqb %xmm1, %xmm0
; SSE-NEXT: pand {{.*}}(%rip), %xmm0
; SSE-NEXT: retq
;
; AVX-LABEL: cmpeq_zext_v16i8:
; AVX: # BB#0:
; AVX-NEXT: vpcmpeqb %xmm1, %xmm0, %xmm0
; AVX-NEXT: vpand {{.*}}(%rip), %xmm0, %xmm0
; AVX-NEXT: retq
;
%cmp = icmp eq <16 x i8> %a, %b
%zext = zext <16 x i1> %cmp to <16 x i8>
ret <16 x i8> %zext
}
define <8 x i16> @cmpeq_zext_v8i16(<8 x i16> %a, <8 x i16> %b) {
; SSE-LABEL: cmpeq_zext_v8i16:
; SSE: # BB#0:
; SSE-NEXT: pcmpeqw %xmm1, %xmm0
; SSE-NEXT: pand {{.*}}(%rip), %xmm0
; SSE-NEXT: retq
;
; AVX-LABEL: cmpeq_zext_v8i16:
; AVX: # BB#0:
; AVX-NEXT: vpcmpeqw %xmm1, %xmm0, %xmm0
; AVX-NEXT: vpand {{.*}}(%rip), %xmm0, %xmm0
; AVX-NEXT: retq
;
%cmp = icmp eq <8 x i16> %a, %b
%zext = zext <8 x i1> %cmp to <8 x i16>
ret <8 x i16> %zext
}
define <4 x i32> @cmpeq_zext_v4i32(<4 x i32> %a, <4 x i32> %b) {
; SSE-LABEL: cmpeq_zext_v4i32:
; SSE: # BB#0:
; SSE-NEXT: pcmpeqd %xmm1, %xmm0
; SSE-NEXT: pand {{.*}}(%rip), %xmm0
; SSE-NEXT: retq
;
; AVX1-LABEL: cmpeq_zext_v4i32:
; AVX1: # BB#0:
; AVX1-NEXT: vpcmpeqd %xmm1, %xmm0, %xmm0
; AVX1-NEXT: vpand {{.*}}(%rip), %xmm0, %xmm0
; AVX1-NEXT: retq
;
; AVX2-LABEL: cmpeq_zext_v4i32:
; AVX2: # BB#0:
; AVX2-NEXT: vpcmpeqd %xmm1, %xmm0, %xmm0
; AVX2-NEXT: vpbroadcastd {{.*}}(%rip), %xmm1
; AVX2-NEXT: vpand %xmm1, %xmm0, %xmm0
; AVX2-NEXT: retq
;
%cmp = icmp eq <4 x i32> %a, %b
%zext = zext <4 x i1> %cmp to <4 x i32>
ret <4 x i32> %zext
}
define <2 x i64> @cmpeq_zext_v2i64(<2 x i64> %a, <2 x i64> %b) {
; SSE2-LABEL: cmpeq_zext_v2i64:
; SSE2: # BB#0:
; SSE2-NEXT: pcmpeqd %xmm1, %xmm0
; SSE2-NEXT: pshufd {{.*#+}} xmm1 = xmm0[1,0,3,2]
; SSE2-NEXT: pand %xmm1, %xmm0
; SSE2-NEXT: pand {{.*}}(%rip), %xmm0
; SSE2-NEXT: retq
;
; SSE42-LABEL: cmpeq_zext_v2i64:
; SSE42: # BB#0:
; SSE42-NEXT: pcmpeqq %xmm1, %xmm0
; SSE42-NEXT: pand {{.*}}(%rip), %xmm0
; SSE42-NEXT: retq
;
; AVX-LABEL: cmpeq_zext_v2i64:
; AVX: # BB#0:
; AVX-NEXT: vpcmpeqq %xmm1, %xmm0, %xmm0
; AVX-NEXT: vpand {{.*}}(%rip), %xmm0, %xmm0
; AVX-NEXT: retq
;
%cmp = icmp eq <2 x i64> %a, %b
%zext = zext <2 x i1> %cmp to <2 x i64>
ret <2 x i64> %zext
}
define <16 x i8> @cmpgt_zext_v16i8(<16 x i8> %a, <16 x i8> %b) {
; SSE-LABEL: cmpgt_zext_v16i8:
; SSE: # BB#0:
; SSE-NEXT: pcmpgtb %xmm1, %xmm0
; SSE-NEXT: pand {{.*}}(%rip), %xmm0
; SSE-NEXT: retq
;
; AVX-LABEL: cmpgt_zext_v16i8:
; AVX: # BB#0:
; AVX-NEXT: vpcmpgtb %xmm1, %xmm0, %xmm0
; AVX-NEXT: vpand {{.*}}(%rip), %xmm0, %xmm0
; AVX-NEXT: retq
;
%cmp = icmp sgt <16 x i8> %a, %b
%zext = zext <16 x i1> %cmp to <16 x i8>
ret <16 x i8> %zext
}
define <8 x i16> @cmpgt_zext_v8i16(<8 x i16> %a, <8 x i16> %b) {
; SSE-LABEL: cmpgt_zext_v8i16:
; SSE: # BB#0:
; SSE-NEXT: pcmpgtw %xmm1, %xmm0
; SSE-NEXT: pand {{.*}}(%rip), %xmm0
; SSE-NEXT: retq
;
; AVX-LABEL: cmpgt_zext_v8i16:
; AVX: # BB#0:
; AVX-NEXT: vpcmpgtw %xmm1, %xmm0, %xmm0
; AVX-NEXT: vpand {{.*}}(%rip), %xmm0, %xmm0
; AVX-NEXT: retq
;
%cmp = icmp sgt <8 x i16> %a, %b
%zext = zext <8 x i1> %cmp to <8 x i16>
ret <8 x i16> %zext
}
define <4 x i32> @cmpgt_zext_v4i32(<4 x i32> %a, <4 x i32> %b) {
; SSE-LABEL: cmpgt_zext_v4i32:
; SSE: # BB#0:
; SSE-NEXT: pcmpgtd %xmm1, %xmm0
; SSE-NEXT: pand {{.*}}(%rip), %xmm0
; SSE-NEXT: retq
;
; AVX1-LABEL: cmpgt_zext_v4i32:
; AVX1: # BB#0:
; AVX1-NEXT: vpcmpgtd %xmm1, %xmm0, %xmm0
; AVX1-NEXT: vpand {{.*}}(%rip), %xmm0, %xmm0
; AVX1-NEXT: retq
;
; AVX2-LABEL: cmpgt_zext_v4i32:
; AVX2: # BB#0:
; AVX2-NEXT: vpcmpgtd %xmm1, %xmm0, %xmm0
; AVX2-NEXT: vpbroadcastd {{.*}}(%rip), %xmm1
; AVX2-NEXT: vpand %xmm1, %xmm0, %xmm0
; AVX2-NEXT: retq
;
%cmp = icmp sgt <4 x i32> %a, %b
%zext = zext <4 x i1> %cmp to <4 x i32>
ret <4 x i32> %zext
}
define <2 x i64> @cmpgt_zext_v2i64(<2 x i64> %a, <2 x i64> %b) {
; SSE2-LABEL: cmpgt_zext_v2i64:
; SSE2: # BB#0:
; SSE2-NEXT: movdqa {{.*#+}} xmm2 = [2147483648,0,2147483648,0]
; SSE2-NEXT: pxor %xmm2, %xmm1
; SSE2-NEXT: pxor %xmm2, %xmm0
; SSE2-NEXT: movdqa %xmm0, %xmm2
; SSE2-NEXT: pcmpgtd %xmm1, %xmm2
; SSE2-NEXT: pshufd {{.*#+}} xmm3 = xmm2[0,0,2,2]
; SSE2-NEXT: pcmpeqd %xmm1, %xmm0
; SSE2-NEXT: pshufd {{.*#+}} xmm1 = xmm0[1,1,3,3]
; SSE2-NEXT: pand %xmm3, %xmm1
; SSE2-NEXT: pshufd {{.*#+}} xmm0 = xmm2[1,1,3,3]
; SSE2-NEXT: por %xmm1, %xmm0
; SSE2-NEXT: pand {{.*}}(%rip), %xmm0
; SSE2-NEXT: retq
;
; SSE42-LABEL: cmpgt_zext_v2i64:
; SSE42: # BB#0:
; SSE42-NEXT: pcmpgtq %xmm1, %xmm0
; SSE42-NEXT: pand {{.*}}(%rip), %xmm0
; SSE42-NEXT: retq
;
; AVX-LABEL: cmpgt_zext_v2i64:
; AVX: # BB#0:
; AVX-NEXT: vpcmpgtq %xmm1, %xmm0, %xmm0
; AVX-NEXT: vpand {{.*}}(%rip), %xmm0, %xmm0
; AVX-NEXT: retq
;
%cmp = icmp sgt <2 x i64> %a, %b
%zext = zext <2 x i1> %cmp to <2 x i64>
ret <2 x i64> %zext
}