llvm-project/llvm/test/CodeGen/X86/vec_setcc.ll

245 lines
7.9 KiB
LLVM

; NOTE: Assertions have been autogenerated by utils/update_llc_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=+sse4.1 | FileCheck %s --check-prefix=SSE --check-prefix=SSE41
; RUN: llc < %s -mtriple=x86_64-unknown-unknown -mattr=+avx | FileCheck %s --check-prefix=AVX
define <16 x i8> @v16i8_icmp_uge(<16 x i8> %a, <16 x i8> %b) nounwind readnone ssp uwtable {
; SSE-LABEL: v16i8_icmp_uge:
; SSE: # %bb.0:
; SSE-NEXT: pmaxub %xmm0, %xmm1
; SSE-NEXT: pcmpeqb %xmm1, %xmm0
; SSE-NEXT: retq
;
; AVX-LABEL: v16i8_icmp_uge:
; AVX: # %bb.0:
; AVX-NEXT: vpmaxub %xmm1, %xmm0, %xmm1
; AVX-NEXT: vpcmpeqb %xmm1, %xmm0, %xmm0
; AVX-NEXT: retq
%1 = icmp uge <16 x i8> %a, %b
%2 = sext <16 x i1> %1 to <16 x i8>
ret <16 x i8> %2
}
define <16 x i8> @v16i8_icmp_ule(<16 x i8> %a, <16 x i8> %b) nounwind readnone ssp uwtable {
; SSE-LABEL: v16i8_icmp_ule:
; SSE: # %bb.0:
; SSE-NEXT: pminub %xmm0, %xmm1
; SSE-NEXT: pcmpeqb %xmm1, %xmm0
; SSE-NEXT: retq
;
; AVX-LABEL: v16i8_icmp_ule:
; AVX: # %bb.0:
; AVX-NEXT: vpminub %xmm1, %xmm0, %xmm1
; AVX-NEXT: vpcmpeqb %xmm1, %xmm0, %xmm0
; AVX-NEXT: retq
%1 = icmp ule <16 x i8> %a, %b
%2 = sext <16 x i1> %1 to <16 x i8>
ret <16 x i8> %2
}
define <8 x i16> @v8i16_icmp_uge(<8 x i16> %a, <8 x i16> %b) nounwind readnone ssp uwtable {
; SSE2-LABEL: v8i16_icmp_uge:
; SSE2: # %bb.0:
; SSE2-NEXT: psubusw %xmm0, %xmm1
; SSE2-NEXT: pxor %xmm0, %xmm0
; SSE2-NEXT: pcmpeqw %xmm1, %xmm0
; SSE2-NEXT: retq
;
; SSE41-LABEL: v8i16_icmp_uge:
; SSE41: # %bb.0:
; SSE41-NEXT: pmaxuw %xmm0, %xmm1
; SSE41-NEXT: pcmpeqw %xmm1, %xmm0
; SSE41-NEXT: retq
;
; AVX-LABEL: v8i16_icmp_uge:
; AVX: # %bb.0:
; AVX-NEXT: vpmaxuw %xmm1, %xmm0, %xmm1
; AVX-NEXT: vpcmpeqw %xmm1, %xmm0, %xmm0
; AVX-NEXT: retq
%1 = icmp uge <8 x i16> %a, %b
%2 = sext <8 x i1> %1 to <8 x i16>
ret <8 x i16> %2
}
define <8 x i16> @v8i16_icmp_ule(<8 x i16> %a, <8 x i16> %b) nounwind readnone ssp uwtable {
; SSE2-LABEL: v8i16_icmp_ule:
; SSE2: # %bb.0:
; SSE2-NEXT: psubusw %xmm1, %xmm0
; SSE2-NEXT: pxor %xmm1, %xmm1
; SSE2-NEXT: pcmpeqw %xmm1, %xmm0
; SSE2-NEXT: retq
;
; SSE41-LABEL: v8i16_icmp_ule:
; SSE41: # %bb.0:
; SSE41-NEXT: pminuw %xmm0, %xmm1
; SSE41-NEXT: pcmpeqw %xmm1, %xmm0
; SSE41-NEXT: retq
;
; AVX-LABEL: v8i16_icmp_ule:
; AVX: # %bb.0:
; AVX-NEXT: vpminuw %xmm1, %xmm0, %xmm1
; AVX-NEXT: vpcmpeqw %xmm1, %xmm0, %xmm0
; AVX-NEXT: retq
%1 = icmp ule <8 x i16> %a, %b
%2 = sext <8 x i1> %1 to <8 x i16>
ret <8 x i16> %2
}
define <4 x i32> @v4i32_icmp_uge(<4 x i32> %a, <4 x i32> %b) nounwind readnone ssp uwtable {
; SSE2-LABEL: v4i32_icmp_uge:
; SSE2: # %bb.0:
; SSE2-NEXT: movdqa {{.*#+}} xmm2 = [2147483648,2147483648,2147483648,2147483648]
; SSE2-NEXT: pxor %xmm2, %xmm0
; SSE2-NEXT: pxor %xmm1, %xmm2
; SSE2-NEXT: pcmpgtd %xmm0, %xmm2
; SSE2-NEXT: pcmpeqd %xmm0, %xmm0
; SSE2-NEXT: pxor %xmm2, %xmm0
; SSE2-NEXT: retq
;
; SSE41-LABEL: v4i32_icmp_uge:
; SSE41: # %bb.0:
; SSE41-NEXT: pmaxud %xmm0, %xmm1
; SSE41-NEXT: pcmpeqd %xmm1, %xmm0
; SSE41-NEXT: retq
;
; AVX-LABEL: v4i32_icmp_uge:
; AVX: # %bb.0:
; AVX-NEXT: vpmaxud %xmm1, %xmm0, %xmm1
; AVX-NEXT: vpcmpeqd %xmm1, %xmm0, %xmm0
; AVX-NEXT: retq
%1 = icmp uge <4 x i32> %a, %b
%2 = sext <4 x i1> %1 to <4 x i32>
ret <4 x i32> %2
}
define <4 x i32> @v4i32_icmp_ule(<4 x i32> %a, <4 x i32> %b) nounwind readnone ssp uwtable {
; SSE2-LABEL: v4i32_icmp_ule:
; SSE2: # %bb.0:
; SSE2-NEXT: movdqa {{.*#+}} xmm2 = [2147483648,2147483648,2147483648,2147483648]
; SSE2-NEXT: pxor %xmm2, %xmm1
; SSE2-NEXT: pxor %xmm2, %xmm0
; SSE2-NEXT: pcmpgtd %xmm1, %xmm0
; SSE2-NEXT: pcmpeqd %xmm1, %xmm1
; SSE2-NEXT: pxor %xmm1, %xmm0
; SSE2-NEXT: retq
;
; SSE41-LABEL: v4i32_icmp_ule:
; SSE41: # %bb.0:
; SSE41-NEXT: pminud %xmm0, %xmm1
; SSE41-NEXT: pcmpeqd %xmm1, %xmm0
; SSE41-NEXT: retq
;
; AVX-LABEL: v4i32_icmp_ule:
; AVX: # %bb.0:
; AVX-NEXT: vpminud %xmm1, %xmm0, %xmm1
; AVX-NEXT: vpcmpeqd %xmm1, %xmm0, %xmm0
; AVX-NEXT: retq
%1 = icmp ule <4 x i32> %a, %b
%2 = sext <4 x i1> %1 to <4 x i32>
ret <4 x i32> %2
}
; At one point we were incorrectly constant-folding a setcc to 0x1 instead of
; 0xff, leading to a constpool load. The instruction doesn't matter here, but it
; should set all bits to 1.
define <16 x i8> @test_setcc_constfold_vi8(<16 x i8> %l, <16 x i8> %r) {
; SSE-LABEL: test_setcc_constfold_vi8:
; SSE: # %bb.0:
; SSE-NEXT: pcmpeqd %xmm0, %xmm0
; SSE-NEXT: retq
;
; AVX-LABEL: test_setcc_constfold_vi8:
; AVX: # %bb.0:
; AVX-NEXT: vpcmpeqd %xmm0, %xmm0, %xmm0
; AVX-NEXT: retq
%test1 = icmp eq <16 x i8> %l, %r
%mask1 = sext <16 x i1> %test1 to <16 x i8>
%test2 = icmp ne <16 x i8> %l, %r
%mask2 = sext <16 x i1> %test2 to <16 x i8>
%res = or <16 x i8> %mask1, %mask2
ret <16 x i8> %res
}
; Make sure sensible results come from doing extension afterwards
define <16 x i8> @test_setcc_constfold_vi1(<16 x i8> %l, <16 x i8> %r) {
; SSE-LABEL: test_setcc_constfold_vi1:
; SSE: # %bb.0:
; SSE-NEXT: pcmpeqd %xmm0, %xmm0
; SSE-NEXT: retq
;
; AVX-LABEL: test_setcc_constfold_vi1:
; AVX: # %bb.0:
; AVX-NEXT: vpcmpeqd %xmm0, %xmm0, %xmm0
; AVX-NEXT: retq
%test1 = icmp eq <16 x i8> %l, %r
%test2 = icmp ne <16 x i8> %l, %r
%res = or <16 x i1> %test1, %test2
%mask = sext <16 x i1> %res to <16 x i8>
ret <16 x i8> %mask
}
; 64-bit case is also particularly important, as the constant "-1" is probably
; just 32-bits wide.
define <2 x i64> @test_setcc_constfold_vi64(<2 x i64> %l, <2 x i64> %r) {
; SSE-LABEL: test_setcc_constfold_vi64:
; SSE: # %bb.0:
; SSE-NEXT: pcmpeqd %xmm0, %xmm0
; SSE-NEXT: retq
;
; AVX-LABEL: test_setcc_constfold_vi64:
; AVX: # %bb.0:
; AVX-NEXT: vpcmpeqd %xmm0, %xmm0, %xmm0
; AVX-NEXT: retq
%test1 = icmp eq <2 x i64> %l, %r
%mask1 = sext <2 x i1> %test1 to <2 x i64>
%test2 = icmp ne <2 x i64> %l, %r
%mask2 = sext <2 x i1> %test2 to <2 x i64>
%res = or <2 x i64> %mask1, %mask2
ret <2 x i64> %res
}
; This asserted in type legalization for v3i1 setcc after v3i16 was made
; a simple value type.
define <3 x i1> @test_setcc_v3i1_v3i16(<3 x i16>* %a) nounwind {
; SSE2-LABEL: test_setcc_v3i1_v3i16:
; SSE2: # %bb.0:
; SSE2-NEXT: movq {{.*#+}} xmm0 = mem[0],zero
; SSE2-NEXT: pxor %xmm1, %xmm1
; SSE2-NEXT: pcmpeqw %xmm0, %xmm1
; SSE2-NEXT: punpcklwd {{.*#+}} xmm1 = xmm1[0],xmm0[0],xmm1[1],xmm0[1],xmm1[2],xmm0[2],xmm1[3],xmm0[3]
; SSE2-NEXT: movdqa %xmm1, -{{[0-9]+}}(%rsp)
; SSE2-NEXT: movb -{{[0-9]+}}(%rsp), %al
; SSE2-NEXT: movb -{{[0-9]+}}(%rsp), %dl
; SSE2-NEXT: movb -{{[0-9]+}}(%rsp), %cl
; SSE2-NEXT: retq
;
; SSE41-LABEL: test_setcc_v3i1_v3i16:
; SSE41: # %bb.0:
; SSE41-NEXT: movq {{.*#+}} xmm0 = mem[0],zero
; SSE41-NEXT: pxor %xmm1, %xmm1
; SSE41-NEXT: pcmpeqw %xmm0, %xmm1
; SSE41-NEXT: pextrb $0, %xmm1, %eax
; SSE41-NEXT: pextrb $2, %xmm1, %edx
; SSE41-NEXT: pextrb $4, %xmm1, %ecx
; SSE41-NEXT: # kill: def $al killed $al killed $eax
; SSE41-NEXT: # kill: def $dl killed $dl killed $edx
; SSE41-NEXT: # kill: def $cl killed $cl killed $ecx
; SSE41-NEXT: retq
;
; AVX-LABEL: test_setcc_v3i1_v3i16:
; AVX: # %bb.0:
; AVX-NEXT: vmovq {{.*#+}} xmm0 = mem[0],zero
; AVX-NEXT: vpxor %xmm1, %xmm1, %xmm1
; AVX-NEXT: vpcmpeqw %xmm1, %xmm0, %xmm0
; AVX-NEXT: vpextrb $0, %xmm0, %eax
; AVX-NEXT: vpextrb $2, %xmm0, %edx
; AVX-NEXT: vpextrb $4, %xmm0, %ecx
; AVX-NEXT: # kill: def $al killed $al killed $eax
; AVX-NEXT: # kill: def $dl killed $dl killed $edx
; AVX-NEXT: # kill: def $cl killed $cl killed $ecx
; AVX-NEXT: retq
%b = load <3 x i16>, <3 x i16>* %a
%cmp = icmp eq <3 x i16> %b, <i16 0, i16 0, i16 0>
ret <3 x i1> %cmp
}