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[x86] add tests for <3 x N> vector types (PR29114)

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@279939 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Sanjay Patel 2016-08-28 18:31:32 +00:00
parent 2c15995350
commit 481aed7978
1 changed files with 40 additions and 0 deletions
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test/CodeGen/X86/vec3.ll Normal file
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; NOTE: Assertions have been autogenerated by utils/update_test_checks.py
; RUN: llc < %s -mtriple=x86_64-unknown-unknown -mattr=sse | FileCheck %s
define <3 x float> @fadd(<3 x float> %v, float %d) {
; CHECK-LABEL: fadd:
; CHECK: # BB#0:
; CHECK-NEXT: shufps {{.*#+}} xmm1 = xmm1[0,0,0,3]
; CHECK-NEXT: addps %xmm1, %xmm0
; CHECK-NEXT: retq
;
%ins = insertelement <3 x float> undef, float %d, i32 0
%splat = shufflevector <3 x float> %ins, <3 x float> undef, <3 x i32> zeroinitializer
%add = fadd <3 x float> %splat, %v
ret <3 x float> %add
}
; PR29114: https://llvm.org/bugs/show_bug.cgi?id=29114
define <3 x float> @fdiv(<3 x float> %v, float %d) {
; CHECK-LABEL: fdiv:
; CHECK: # BB#0:
; CHECK-NEXT: movaps %xmm1, %xmm2
; CHECK-NEXT: movaps %xmm0, %xmm3
; CHECK-NEXT: movaps %xmm1, %xmm4
; CHECK-NEXT: divss %xmm0, %xmm1
; CHECK-NEXT: shufps {{.*#+}} xmm0 = xmm0[1,1,2,3]
; CHECK-NEXT: divss %xmm0, %xmm2
; CHECK-NEXT: movhlps {{.*#+}} xmm3 = xmm3[1,1]
; CHECK-NEXT: divss %xmm3, %xmm4
; CHECK-NEXT: unpcklps {{.*#+}} xmm1 = xmm1[0],xmm4[0],xmm1[1],xmm4[1]
; CHECK-NEXT: unpcklps {{.*#+}} xmm1 = xmm1[0],xmm2[0],xmm1[1],xmm2[1]
; CHECK-NEXT: movaps %xmm1, %xmm0
; CHECK-NEXT: retq
;
%ins = insertelement <3 x float> undef, float %d, i32 0
%splat = shufflevector <3 x float> %ins, <3 x float> undef, <3 x i32> zeroinitializer
%div = fdiv <3 x float> %splat, %v
ret <3 x float> %div
}