llvm-project/llvm/test/CodeGen/X86/vector-idiv.ll

88 lines
3.6 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 --check-prefix=AVX1
; RUN: llc < %s -mtriple=x86_64-unknown-unknown -mattr=+avx2 | FileCheck %s --check-prefix=AVX --check-prefix=AVX2
define <2 x i16> @test_urem_unary_v2i16() nounwind {
; SSE-LABEL: test_urem_unary_v2i16:
; SSE: # %bb.0:
; SSE-NEXT: xorps %xmm0, %xmm0
; SSE-NEXT: retq
;
; AVX-LABEL: test_urem_unary_v2i16:
; AVX: # %bb.0:
; AVX-NEXT: vxorps %xmm0, %xmm0, %xmm0
; AVX-NEXT: retq
%I8 = insertelement <2 x i16> zeroinitializer, i16 -1, i32 0
%I9 = insertelement <2 x i16> %I8, i16 -1, i32 1
%B9 = urem <2 x i16> %I9, %I9
ret <2 x i16> %B9
}
define <4 x i32> @PR20355(<4 x i32> %a) nounwind {
; SSE2-LABEL: PR20355:
; SSE2: # %bb.0: # %entry
; SSE2-NEXT: movdqa {{.*#+}} xmm1 = [1431655766,1431655766,1431655766,1431655766]
; SSE2-NEXT: movdqa %xmm1, %xmm2
; SSE2-NEXT: psrad $31, %xmm2
; SSE2-NEXT: pand %xmm0, %xmm2
; SSE2-NEXT: movdqa %xmm0, %xmm3
; SSE2-NEXT: psrad $31, %xmm3
; SSE2-NEXT: pand %xmm1, %xmm3
; SSE2-NEXT: paddd %xmm2, %xmm3
; SSE2-NEXT: pshufd {{.*#+}} xmm2 = xmm0[1,1,3,3]
; SSE2-NEXT: pmuludq %xmm1, %xmm0
; SSE2-NEXT: pshufd {{.*#+}} xmm4 = xmm0[1,3,2,3]
; SSE2-NEXT: pshufd {{.*#+}} xmm0 = xmm1[1,1,3,3]
; SSE2-NEXT: pmuludq %xmm2, %xmm0
; SSE2-NEXT: pshufd {{.*#+}} xmm0 = xmm0[1,3,2,3]
; SSE2-NEXT: punpckldq {{.*#+}} xmm4 = xmm4[0],xmm0[0],xmm4[1],xmm0[1]
; SSE2-NEXT: psubd %xmm3, %xmm4
; SSE2-NEXT: movdqa %xmm4, %xmm0
; SSE2-NEXT: psrld $31, %xmm0
; SSE2-NEXT: paddd %xmm4, %xmm0
; SSE2-NEXT: retq
;
; SSE41-LABEL: PR20355:
; SSE41: # %bb.0: # %entry
; SSE41-NEXT: pshufd {{.*#+}} xmm1 = xmm0[1,1,3,3]
; SSE41-NEXT: movdqa {{.*#+}} xmm2 = [1431655766,1431655766,1431655766,1431655766]
; SSE41-NEXT: pmuldq %xmm2, %xmm1
; SSE41-NEXT: pmuldq %xmm2, %xmm0
; SSE41-NEXT: pshufd {{.*#+}} xmm2 = xmm0[1,1,3,3]
; SSE41-NEXT: pblendw {{.*#+}} xmm2 = xmm2[0,1],xmm1[2,3],xmm2[4,5],xmm1[6,7]
; SSE41-NEXT: movdqa %xmm2, %xmm0
; SSE41-NEXT: psrld $31, %xmm0
; SSE41-NEXT: paddd %xmm2, %xmm0
; SSE41-NEXT: retq
;
; AVX1-LABEL: PR20355:
; AVX1: # %bb.0: # %entry
; AVX1-NEXT: vpshufd {{.*#+}} xmm1 = xmm0[1,1,3,3]
; AVX1-NEXT: vmovdqa {{.*#+}} xmm2 = [1431655766,1431655766,1431655766,1431655766]
; AVX1-NEXT: vpmuldq %xmm2, %xmm1, %xmm1
; AVX1-NEXT: vpmuldq %xmm2, %xmm0, %xmm0
; AVX1-NEXT: vpshufd {{.*#+}} xmm0 = xmm0[1,1,3,3]
; AVX1-NEXT: vpblendw {{.*#+}} xmm0 = xmm0[0,1],xmm1[2,3],xmm0[4,5],xmm1[6,7]
; AVX1-NEXT: vpsrld $31, %xmm0, %xmm1
; AVX1-NEXT: vpaddd %xmm1, %xmm0, %xmm0
; AVX1-NEXT: retq
;
; AVX2-LABEL: PR20355:
; AVX2: # %bb.0: # %entry
; AVX2-NEXT: vpbroadcastd {{.*#+}} xmm1 = [1431655766,1431655766,1431655766,1431655766]
; AVX2-NEXT: vpshufd {{.*#+}} xmm2 = xmm1[1,1,3,3]
; AVX2-NEXT: vpshufd {{.*#+}} xmm3 = xmm0[1,1,3,3]
; AVX2-NEXT: vpmuldq %xmm2, %xmm3, %xmm2
; AVX2-NEXT: vpmuldq %xmm1, %xmm0, %xmm0
; AVX2-NEXT: vpshufd {{.*#+}} xmm0 = xmm0[1,1,3,3]
; AVX2-NEXT: vpblendd {{.*#+}} xmm0 = xmm0[0],xmm2[1],xmm0[2],xmm2[3]
; AVX2-NEXT: vpsrld $31, %xmm0, %xmm1
; AVX2-NEXT: vpaddd %xmm1, %xmm0, %xmm0
; AVX2-NEXT: retq
entry:
%sdiv = sdiv <4 x i32> %a, <i32 3, i32 3, i32 3, i32 3>
ret <4 x i32> %sdiv
}