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[X86][SSE] Regenerated scalar load folding tests

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llvm-svn: 270431
This commit is contained in:
Simon Pilgrim 2016-05-23 12:53:09 +00:00
parent cee5830324
commit b8fa4d7274
1 changed files with 46 additions and 22 deletions
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68
test/CodeGen/X86/vec_ss_load_fold.ll
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@ -1,9 +1,19 @@
; RUN: llc < %s -march=x86 -mattr=+sse,+sse2,+sse4.1 | FileCheck %s
; NOTE: Assertions have been autogenerated by utils/update_test_checks.py
; RUN: llc < %s -mtriple=i686-apple-darwin8.7.2 -mattr=+sse,+sse2,+sse4.1 | FileCheck %s
target datalayout = "e-p:32:32"
target triple = "i686-apple-darwin8.7.2"
define i16 @test1(float %f) nounwind {
; CHECK-LABEL: test1:
; CHECK: ## BB#0:
; CHECK-NEXT: movss {{.*#+}} xmm0 = mem[0],zero,zero,zero
; CHECK-NEXT: xorps %xmm1, %xmm1
; CHECK-NEXT: subss LCPI0_0, %xmm0
; CHECK-NEXT: mulss LCPI0_1, %xmm0
; CHECK-NEXT: minss LCPI0_2, %xmm0
; CHECK-NEXT: maxss %xmm1, %xmm0
; CHECK-NEXT: cvttss2si %xmm0, %eax
; CHECK-NEXT: retl
%tmp = insertelement <4 x float> undef, float %f, i32 0 ; <<4 x float>> [#uses=1]
%tmp10 = insertelement <4 x float> %tmp, float 0.000000e+00, i32 1 ; <<4 x float>> [#uses=1]
%tmp11 = insertelement <4 x float> %tmp10, float 0.000000e+00, i32 2 ; <<4 x float>> [#uses=1]
@ -15,13 +25,19 @@ define i16 @test1(float %f) nounwind {
%tmp.upgrd.1 = tail call i32 @llvm.x86.sse.cvttss2si( <4 x float> %tmp59 ) ; <i32> [#uses=1]
%tmp69 = trunc i32 %tmp.upgrd.1 to i16 ; <i16> [#uses=1]
ret i16 %tmp69
; CHECK-LABEL: test1:
; CHECK: subss LCPI0_
; CHECK: mulss LCPI0_
; CHECK: minss LCPI0_
}
define i16 @test2(float %f) nounwind {
; CHECK-LABEL: test2:
; CHECK: ## BB#0:
; CHECK-NEXT: movss {{.*#+}} xmm0 = mem[0],zero,zero,zero
; CHECK-NEXT: addss LCPI1_0, %xmm0
; CHECK-NEXT: mulss LCPI1_1, %xmm0
; CHECK-NEXT: minss LCPI1_2, %xmm0
; CHECK-NEXT: xorps %xmm1, %xmm1
; CHECK-NEXT: maxss %xmm1, %xmm0
; CHECK-NEXT: cvttss2si %xmm0, %eax
; CHECK-NEXT: retl
%tmp28 = fsub float %f, 1.000000e+00 ; <float> [#uses=1]
%tmp37 = fmul float %tmp28, 5.000000e-01 ; <float> [#uses=1]
%tmp375 = insertelement <4 x float> undef, float %tmp37, i32 0 ; <<4 x float>> [#uses=1]
@ -30,10 +46,6 @@ define i16 @test2(float %f) nounwind {
%tmp = tail call i32 @llvm.x86.sse.cvttss2si( <4 x float> %tmp59 ) ; <i32> [#uses=1]
%tmp69 = trunc i32 %tmp to i16 ; <i16> [#uses=1]
ret i16 %tmp69
; CHECK-LABEL: test2:
; CHECK: addss LCPI1_
; CHECK: mulss LCPI1_
; CHECK: minss LCPI1_
}
declare <4 x float> @llvm.x86.sse.sub.ss(<4 x float>, <4 x float>)
@ -46,41 +58,53 @@ declare <4 x float> @llvm.x86.sse.max.ss(<4 x float>, <4 x float>)
declare i32 @llvm.x86.sse.cvttss2si(<4 x float>)
declare <4 x float> @llvm.x86.sse41.round.ss(<4 x float>, <4 x float>, i32)
declare <4 x float> @f()
define <4 x float> @test3(<4 x float> %A, float *%b, i32 %C) nounwind {
; CHECK-LABEL: test3:
; CHECK: ## BB#0:
; CHECK-NEXT: movl {{[0-9]+}}(%esp), %eax
; CHECK-NEXT: roundss $4, (%eax), %xmm0
; CHECK-NEXT: retl
%a = load float , float *%b
%B = insertelement <4 x float> undef, float %a, i32 0
%X = call <4 x float> @llvm.x86.sse41.round.ss(<4 x float> %A, <4 x float> %B, i32 4)
ret <4 x float> %X
; CHECK-LABEL: test3:
; CHECK: roundss $4, (%eax), %xmm0
}
define <4 x float> @test4(<4 x float> %A, float *%b, i32 %C) nounwind {
; CHECK-LABEL: test4:
; CHECK: ## BB#0:
; CHECK-NEXT: subl $28, %esp
; CHECK-NEXT: movl {{[0-9]+}}(%esp), %eax
; CHECK-NEXT: movss {{.*#+}} xmm0 = mem[0],zero,zero,zero
; CHECK-NEXT: movaps %xmm0, (%esp) ## 16-byte Spill
; CHECK-NEXT: calll L_f$stub
; CHECK-NEXT: movaps (%esp), %xmm1 ## 16-byte Reload
; CHECK-NEXT: roundss $4, %xmm1, %xmm0
; CHECK-NEXT: addl $28, %esp
; CHECK-NEXT: retl
%a = load float , float *%b
%B = insertelement <4 x float> undef, float %a, i32 0
%q = call <4 x float> @f()
%X = call <4 x float> @llvm.x86.sse41.round.ss(<4 x float> %q, <4 x float> %B, i32 4)
ret <4 x float> %X
; CHECK-LABEL: test4:
; CHECK: movss (%eax), %xmm
; CHECK: call
; CHECK: roundss $4, %xmm{{.*}}, %xmm0
}
; PR13576
; PR13576
define <2 x double> @test5() nounwind uwtable readnone noinline {
; CHECK-LABEL: test5:
; CHECK: ## BB#0: ## %entry
; CHECK-NEXT: movaps {{.*#+}} xmm0 = [4.569870e+02,1.233210e+02]
; CHECK-NEXT: movl $128, %eax
; CHECK-NEXT: cvtsi2sdl %eax, %xmm0
; CHECK-NEXT: retl
entry:
%0 = tail call <2 x double> @llvm.x86.sse2.cvtsi2sd(<2 x double> <double
4.569870e+02, double 1.233210e+02>, i32 128) nounwind readnone
ret <2 x double> %0
; CHECK-LABEL: test5:
; CHECK: mov
; CHECK: mov
; CHECK: cvtsi2sd
}
declare <2 x double> @llvm.x86.sse2.cvtsi2sd(<2 x double>, i32) nounwind readnone