[x86] Clean up some tests to use FileCheck and combine two into a single

file.

Changing code that is covered by these tests is just too hard to debug
currently, and now it will be clear the nature of the changes.

llvm-svn: 216643
This commit is contained in:
Chandler Carruth 2014-08-28 03:41:28 +00:00
parent 76d06bc613
commit 5260c0894c
3 changed files with 59 additions and 25 deletions

View File

@ -1,9 +1,11 @@
; RUN: llc < %s -march=x86 -mcpu=core2 > %t1
; RUN: grep movzwl %t1 | count 2
; RUN: grep movzbl %t1 | count 1
; RUN: grep movd %t1 | count 4
; RUN: llc < %s -march=x86 -mcpu=core2 | FileCheck %s
define <4 x i16> @a(i32* %x1) nounwind {
; CHECK-LABEL: a:
; CHECK: shrl %[[R:[^,]+]]
; CHECK-NEXT: movd %[[R]], %xmm0
; CHECK-NEXT: retl
%x2 = load i32* %x1
%x3 = lshr i32 %x2, 1
%x = trunc i32 %x3 to i16
@ -12,6 +14,12 @@ define <4 x i16> @a(i32* %x1) nounwind {
}
define <8 x i16> @b(i32* %x1) nounwind {
; CHECK-LABEL: b:
; CHECK: shrl %e[[R:.]]x
; CHECK-NEXT: movzwl %[[R]]x, %e[[R]]x
; CHECK-NEXT: movd %e[[R]]x, %xmm0
; CHECK-NEXT: retl
%x2 = load i32* %x1
%x3 = lshr i32 %x2, 1
%x = trunc i32 %x3 to i16
@ -20,6 +28,12 @@ define <8 x i16> @b(i32* %x1) nounwind {
}
define <8 x i8> @c(i32* %x1) nounwind {
; CHECK-LABEL: c:
; CHECK: shrl %e[[R:.]]x
; CHECK-NEXT: movzwl %[[R]]x, %e[[R]]x
; CHECK-NEXT: movd %e[[R]]x, %xmm0
; CHECK-NEXT: retl
%x2 = load i32* %x1
%x3 = lshr i32 %x2, 1
%x = trunc i32 %x3 to i8
@ -28,6 +42,12 @@ define <8 x i8> @c(i32* %x1) nounwind {
}
define <16 x i8> @d(i32* %x1) nounwind {
; CHECK-LABEL: d:
; CHECK: shrl %e[[R:.]]x
; CHECK-NEXT: movzbl %[[R]]l, %e[[R]]x
; CHECK-NEXT: movd %e[[R]]x, %xmm0
; CHECK-NEXT: retl
%x2 = load i32* %x1
%x3 = lshr i32 %x2, 1
%x = trunc i32 %x3 to i8

View File

@ -1,17 +1,40 @@
; RUN: llc < %s -march=x86 -mattr=+sse2 -mcpu=penryn -o %t
; RUN: grep pshufd %t | count 2
; RUN: llc < %s -march=x86 -mattr=+sse2 -mcpu=penryn | FileCheck %s
define <4 x float> @test(float %a) nounwind {
%tmp = insertelement <4 x float> zeroinitializer, float %a, i32 1 ; <<4 x float>> [#uses=1]
%tmp5 = insertelement <4 x float> %tmp, float 0.000000e+00, i32 2 ; <<4 x float>> [#uses=1]
%tmp6 = insertelement <4 x float> %tmp5, float 0.000000e+00, i32 3 ; <<4 x float>> [#uses=1]
define <4 x float> @test(float %a) {
; CHECK-LABEL: test:
; CHECK: movss {{.*}}, %xmm0
; CHECK-NEXT: pshufd {{.*#+}} xmm0 = xmm0[1,0,1,1]
; CHECK-NEXT: retl
entry:
%tmp = insertelement <4 x float> zeroinitializer, float %a, i32 1
%tmp5 = insertelement <4 x float> %tmp, float 0.000000e+00, i32 2
%tmp6 = insertelement <4 x float> %tmp5, float 0.000000e+00, i32 3
ret <4 x float> %tmp6
}
define <2 x i64> @test2(i32 %a) nounwind {
%tmp7 = insertelement <4 x i32> zeroinitializer, i32 %a, i32 2 ; <<4 x i32>> [#uses=1]
%tmp9 = insertelement <4 x i32> %tmp7, i32 0, i32 3 ; <<4 x i32>> [#uses=1]
%tmp10 = bitcast <4 x i32> %tmp9 to <2 x i64> ; <<2 x i64>> [#uses=1]
define <2 x i64> @test2(i32 %a) {
; CHECK-LABEL: test2:
; CHECK: movd {{.*}}, %xmm0
; CHECK-NEXT: pshufd {{.*#+}} xmm0 = xmm0[1,1,0,1]
; CHECK-NEXT: retl
entry:
%tmp7 = insertelement <4 x i32> zeroinitializer, i32 %a, i32 2
%tmp9 = insertelement <4 x i32> %tmp7, i32 0, i32 3
%tmp10 = bitcast <4 x i32> %tmp9 to <2 x i64>
ret <2 x i64> %tmp10
}
define <4 x float> @test3(<4 x float> %A) {
; CHECK-LABEL: test3:
; CHECK: xorps %[[X1:xmm[0-9]+]], %[[X1]]
; CHECK-NEXT: movss %xmm0, %[[X1]]
; CHECK-NEXT: pshufd {{.*#+}} xmm0 = [[X1]][1,0,1,1]
; CHECK-NEXT: retl
%tmp0 = extractelement <4 x float> %A, i32 0
%tmp1 = insertelement <4 x float> <float 0.000000e+00, float undef, float undef, float undef >, float %tmp0, i32 1
%tmp2 = insertelement <4 x float> %tmp1, float 0.000000e+00, i32 2
ret <4 x float> %tmp2
}

View File

@ -1,9 +0,0 @@
; RUN: llc < %s -march=x86 -mattr=+sse2 | grep movss
define fastcc void @t(<4 x float> %A) nounwind {
%tmp41896 = extractelement <4 x float> %A, i32 0 ; <float> [#uses=1]
%tmp14082 = insertelement <4 x float> < float 0.000000e+00, float undef, float undef, float undef >, float %tmp41896, i32 1 ; <<4 x float>> [#uses=1]
%tmp14083 = insertelement <4 x float> %tmp14082, float 0.000000e+00, i32 2 ; <<4 x float>> [#uses=1]
store <4 x float> %tmp14083, <4 x float>* null, align 16
ret void
}