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ab043ff680
Essentially the same as the GEP change in r230786.
A similar migration script can be used to update test cases, though a few more
test case improvements/changes were required this time around: (r229269-r229278)
import fileinput
import sys
import re
pat = re.compile(r"((?:=|:|^)\s*load (?:atomic )?(?:volatile )?(.*?))(| addrspace\(\d+\) *)\*($| *(?:%|@|null|undef|blockaddress|getelementptr|addrspacecast|bitcast|inttoptr|\[\[[a-zA-Z]|\{\{).*$)")
for line in sys.stdin:
sys.stdout.write(re.sub(pat, r"\1, \2\3*\4", line))
Reviewers: rafael, dexonsmith, grosser
Differential Revision: http://reviews.llvm.org/D7649
llvm-svn: 230794
57 lines
2.4 KiB
LLVM
57 lines
2.4 KiB
LLVM
; RUN: opt < %s -basicaa -slp-vectorizer -S
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target datalayout = "e-m:o-i64:64-f80:128-n8:16:32:64-S128"
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target triple = "x86_64-apple-macosx10.10.0"
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define void @testfunc(float* nocapture %dest, float* nocapture readonly %src) {
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entry:
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br label %for.body
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for.body:
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%indvars.iv = phi i64 [ 0, %entry ], [ %indvars.iv.next, %for.body ]
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%acc1.056 = phi float [ 0.000000e+00, %entry ], [ %add13, %for.body ]
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%s1.055 = phi float [ 0.000000e+00, %entry ], [ %cond.i40, %for.body ]
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%s0.054 = phi float [ 0.000000e+00, %entry ], [ %cond.i44, %for.body ]
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%arrayidx = getelementptr inbounds float, float* %src, i64 %indvars.iv
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%0 = load float, float* %arrayidx, align 4
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%indvars.iv.next = add nuw nsw i64 %indvars.iv, 1
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%arrayidx2 = getelementptr inbounds float, float* %dest, i64 %indvars.iv
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store float %acc1.056, float* %arrayidx2, align 4
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%add = fadd float %s0.054, %0
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%add3 = fadd float %s1.055, %0
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%mul = fmul float %s0.054, 0.000000e+00
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%add4 = fadd float %mul, %add3
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%mul5 = fmul float %s1.055, 0.000000e+00
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%add6 = fadd float %mul5, %add
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%cmp.i = fcmp olt float %add6, 1.000000e+00
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%cond.i = select i1 %cmp.i, float %add6, float 1.000000e+00
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%cmp.i51 = fcmp olt float %cond.i, -1.000000e+00
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%cmp.i49 = fcmp olt float %add4, 1.000000e+00
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%cond.i50 = select i1 %cmp.i49, float %add4, float 1.000000e+00
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%cmp.i47 = fcmp olt float %cond.i50, -1.000000e+00
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%cond.i.op = fmul float %cond.i, 0.000000e+00
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%mul10 = select i1 %cmp.i51, float -0.000000e+00, float %cond.i.op
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%cond.i50.op = fmul float %cond.i50, 0.000000e+00
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%mul11 = select i1 %cmp.i47, float -0.000000e+00, float %cond.i50.op
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%add13 = fadd float %mul10, %mul11
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; The SLPVectorizer crashed in vectorizeChainsInBlock() because it tried
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; to access the second operand of the following cmp after the cmp itself
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; was already vectorized and deleted.
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%cmp.i45 = fcmp olt float %add13, 1.000000e+00
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%cond.i46 = select i1 %cmp.i45, float %add13, float 1.000000e+00
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%cmp.i43 = fcmp olt float %cond.i46, -1.000000e+00
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%cond.i44 = select i1 %cmp.i43, float -1.000000e+00, float %cond.i46
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%cmp.i41 = fcmp olt float %mul11, 1.000000e+00
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%cond.i42 = select i1 %cmp.i41, float %mul11, float 1.000000e+00
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%cmp.i39 = fcmp olt float %cond.i42, -1.000000e+00
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%cond.i40 = select i1 %cmp.i39, float -1.000000e+00, float %cond.i42
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%exitcond = icmp eq i64 %indvars.iv.next, 32
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br i1 %exitcond, label %for.end, label %for.body
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for.end:
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ret void
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}
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