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https://github.com/c64scene-ar/llvm-6502.git
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7c9c6ed761
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
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@230794 91177308-0d34-0410-b5e6-96231b3b80d8
21 lines
871 B
LLVM
21 lines
871 B
LLVM
; RUN: opt < %s -basicaa -slp-vectorizer -S -mtriple=thumbv7-apple-ios3.0.0 -mcpu=swift | FileCheck %s
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target datalayout = "e-p:32:32:32-i1:8:32-i8:8:32-i16:16:32-i32:32:32-i64:32:64-f32:32:32-f64:32:64-v64:32:64-v128:32:128-a0:0:32-n32-S32"
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; On swift unaligned <2 x double> stores need 4uops and it is there for cheaper
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; to do this scalar.
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; CHECK-LABEL: expensive_double_store
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; CHECK-NOT: load <2 x double>
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; CHECK-NOT: store <2 x double>
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define void @expensive_double_store(double* noalias %dst, double* noalias %src, i64 %count) {
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entry:
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%0 = load double, double* %src, align 8
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store double %0, double* %dst, align 8
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%arrayidx2 = getelementptr inbounds double, double* %src, i64 1
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%1 = load double, double* %arrayidx2, align 8
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%arrayidx3 = getelementptr inbounds double, double* %dst, i64 1
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store double %1, double* %arrayidx3, align 8
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ret void
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}
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