llvm/test/CodeGen/X86/pr11334.ll
Simon Pilgrim a0d03b22c4 [X86][SSE] Allow matchVectorShuffleWithUNPCK to recognise ZERO inputs
Add support for specifying an UNPCK input as ZERO, particularly improves ZEXT cases with non-zero offsets


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@295169 91177308-0d34-0410-b5e6-96231b3b80d8
2017-02-15 11:46:15 +00:00

107 lines
3.3 KiB
LLVM

; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py
; RUN: llc < %s -mtriple=x86_64-pc-linux -mcpu=corei7 | FileCheck %s --check-prefix=SSE
; RUN: llc < %s -mtriple=x86_64-pc-linux -mcpu=core-avx-i | FileCheck %s --check-prefix=AVX
define <2 x double> @v2f2d_ext_vec(<2 x float> %v1) nounwind {
; SSE-LABEL: v2f2d_ext_vec:
; SSE: # BB#0: # %entry
; SSE-NEXT: cvtps2pd %xmm0, %xmm0
; SSE-NEXT: retq
;
; AVX-LABEL: v2f2d_ext_vec:
; AVX: # BB#0: # %entry
; AVX-NEXT: vcvtps2pd %xmm0, %xmm0
; AVX-NEXT: retq
entry:
%f1 = fpext <2 x float> %v1 to <2 x double>
ret <2 x double> %f1
}
define <3 x double> @v3f2d_ext_vec(<3 x float> %v1) nounwind {
; SSE-LABEL: v3f2d_ext_vec:
; SSE: # BB#0: # %entry
; SSE-NEXT: cvtps2pd %xmm0, %xmm2
; SSE-NEXT: movhlps {{.*#+}} xmm0 = xmm0[1,1]
; SSE-NEXT: cvtps2pd %xmm0, %xmm0
; SSE-NEXT: movlps %xmm0, -{{[0-9]+}}(%rsp)
; SSE-NEXT: movaps %xmm2, %xmm1
; SSE-NEXT: movhlps {{.*#+}} xmm1 = xmm1[1,1]
; SSE-NEXT: fldl -{{[0-9]+}}(%rsp)
; SSE-NEXT: movaps %xmm2, %xmm0
; SSE-NEXT: retq
;
; AVX-LABEL: v3f2d_ext_vec:
; AVX: # BB#0: # %entry
; AVX-NEXT: vcvtps2pd %xmm0, %ymm0
; AVX-NEXT: retq
entry:
%f1 = fpext <3 x float> %v1 to <3 x double>
ret <3 x double> %f1
}
define <4 x double> @v4f2d_ext_vec(<4 x float> %v1) nounwind {
; SSE-LABEL: v4f2d_ext_vec:
; SSE: # BB#0: # %entry
; SSE-NEXT: cvtps2pd %xmm0, %xmm2
; SSE-NEXT: movhlps {{.*#+}} xmm0 = xmm0[1,1]
; SSE-NEXT: cvtps2pd %xmm0, %xmm1
; SSE-NEXT: movaps %xmm2, %xmm0
; SSE-NEXT: retq
;
; AVX-LABEL: v4f2d_ext_vec:
; AVX: # BB#0: # %entry
; AVX-NEXT: vcvtps2pd %xmm0, %ymm0
; AVX-NEXT: retq
entry:
%f1 = fpext <4 x float> %v1 to <4 x double>
ret <4 x double> %f1
}
define <8 x double> @v8f2d_ext_vec(<8 x float> %v1) nounwind {
; SSE-LABEL: v8f2d_ext_vec:
; SSE: # BB#0: # %entry
; SSE-NEXT: cvtps2pd %xmm0, %xmm5
; SSE-NEXT: cvtps2pd %xmm1, %xmm2
; SSE-NEXT: movhlps {{.*#+}} xmm0 = xmm0[1,1]
; SSE-NEXT: cvtps2pd %xmm0, %xmm4
; SSE-NEXT: movhlps {{.*#+}} xmm1 = xmm1[1,1]
; SSE-NEXT: cvtps2pd %xmm1, %xmm3
; SSE-NEXT: movaps %xmm5, %xmm0
; SSE-NEXT: movaps %xmm4, %xmm1
; SSE-NEXT: retq
;
; AVX-LABEL: v8f2d_ext_vec:
; AVX: # BB#0: # %entry
; AVX-NEXT: vcvtps2pd %xmm0, %ymm2
; AVX-NEXT: vextractf128 $1, %ymm0, %xmm0
; AVX-NEXT: vcvtps2pd %xmm0, %ymm1
; AVX-NEXT: vmovaps %ymm2, %ymm0
; AVX-NEXT: retq
entry:
%f1 = fpext <8 x float> %v1 to <8 x double>
ret <8 x double> %f1
}
define void @test_vector_creation() nounwind {
; SSE-LABEL: test_vector_creation:
; SSE: # BB#0:
; SSE-NEXT: xorpd %xmm0, %xmm0
; SSE-NEXT: movhpd {{.*#+}} xmm0 = xmm0[0],mem[0]
; SSE-NEXT: movapd %xmm0, (%rax)
; SSE-NEXT: retq
;
; AVX-LABEL: test_vector_creation:
; AVX: # BB#0:
; AVX-NEXT: vxorpd %xmm0, %xmm0, %xmm0
; AVX-NEXT: vmovhpd {{.*#+}} xmm0 = xmm0[0],mem[0]
; AVX-NEXT: vinsertf128 $1, %xmm0, %ymm0, %ymm0
; AVX-NEXT: vmovaps %ymm0, (%rax)
; AVX-NEXT: vzeroupper
; AVX-NEXT: retq
%1 = insertelement <4 x double> undef, double 0.000000e+00, i32 2
%2 = load double, double addrspace(1)* null
%3 = insertelement <4 x double> %1, double %2, i32 3
store <4 x double> %3, <4 x double>* undef
ret void
}