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[x86] This is a terrible SSE1 test, but we should keep it. I've deleted

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two functions that really didn't have any interesting assertions, and
generated more precise tests for one of the others.

llvm-svn: 218946
This commit is contained in:
Chandler Carruth 2014-10-03 01:37:56 +00:00
parent 4908911c38
commit 3ab7be4de9
1 changed files with 11 additions and 21 deletions
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32
test/CodeGen/X86/sse1.ll
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@ -2,17 +2,6 @@
; RUN: llc < %s -march=x86 -mcpu=pentium3 -O3 | FileCheck %s
; RUN: llc < %s -march=x86-64 -mattr=-sse2,+sse -O3 | FileCheck %s
define <8 x i16> @test1(<8 x i32> %a) nounwind {
; CHECK: test1
ret <8 x i16> zeroinitializer
}
define <8 x i16> @test2(<8 x i32> %a) nounwind {
; CHECK: test2
%c = trunc <8 x i32> %a to <8 x i16> ; <<8 x i16>> [#uses=1]
ret <8 x i16> %c
}
; PR7993
;define <4 x i32> @test3(<4 x i16> %a) nounwind {
; %c = sext <4 x i16> %a to <4 x i32> ; <<4 x i32>> [#uses=1]
@ -23,6 +12,15 @@ define <8 x i16> @test2(<8 x i32> %a) nounwind {
; vector that this ends up returning.
; rdar://8368414
define <2 x float> @test4(<2 x float> %A, <2 x float> %B) nounwind {
; CHECK-LABEL: test4:
; CHECK: # BB#0: # %entry
; CHECK-NEXT: movaps %xmm0, %xmm2
; CHECK-NEXT: shufps {{.*#+}} xmm2 = xmm2[1,0,0,0]
; CHECK-NEXT: addss %xmm1, %xmm0
; CHECK-NEXT: shufps {{.*#+}} xmm1 = xmm1[1,0,0,0]
; CHECK-NEXT: subss %xmm1, %xmm2
; CHECK-NEXT: unpcklps {{.*#+}} xmm0 = xmm0[0],xmm2[0],xmm0[1],xmm2[1]
; CHECK-NEXT: ret
entry:
%tmp7 = extractelement <2 x float> %A, i32 0
%tmp5 = extractelement <2 x float> %A, i32 1
@ -33,15 +31,6 @@ entry:
%tmp11 = insertelement <2 x float> undef, float %add.r, i32 0
%tmp9 = insertelement <2 x float> %tmp11, float %add.i, i32 1
ret <2 x float> %tmp9
; CHECK-LABEL: test4:
; CHECK-NOT: shufps $16
; CHECK: shufps $1,
; CHECK-NOT: shufps $16
; CHECK: shufps $1,
; CHECK-NOT: shufps $16
; CHECK: unpcklps
; CHECK-NOT: shufps $16
; CHECK: ret
}
; We used to get stuck in type legalization for this example when lowering the
@ -50,8 +39,9 @@ entry:
; condition operand and widening the resulting vselect for the v4f32 result.
; PR18036
; CHECK-LABEL: vselect
define <4 x float> @vselect(<4 x float>*%p, <4 x i32> %q) {
; CHECK-LABEL: vselect:
; CHECK: ret
entry:
%a1 = icmp eq <4 x i32> %q, zeroinitializer
%a14 = select <4 x i1> %a1, <4 x float> <float 1.000000e+00, float 2.000000e+00, float 3.000000e+00, float 4.000000e+0> , <4 x float> zeroinitializer