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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
45 lines
1.6 KiB
LLVM
45 lines
1.6 KiB
LLVM
; RUN: llc < %s -mcpu=generic -march=x86 -mattr=+sse4.2 | FileCheck %s
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define void @update(<3 x i8>* %dst, <3 x i8>* %src, i32 %n) nounwind {
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entry:
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; CHECK-NOT: pextrw
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; CHECK: add
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%dst.addr = alloca <3 x i8>* ; <<3 x i8>**> [#uses=2]
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%src.addr = alloca <3 x i8>* ; <<3 x i8>**> [#uses=2]
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%n.addr = alloca i32 ; <i32*> [#uses=2]
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%i = alloca i32, align 4 ; <i32*> [#uses=6]
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store <3 x i8>* %dst, <3 x i8>** %dst.addr
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store <3 x i8>* %src, <3 x i8>** %src.addr
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store i32 %n, i32* %n.addr
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store i32 0, i32* %i
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br label %forcond
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forcond: ; preds = %forinc, %entry
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%tmp = load i32, i32* %i ; <i32> [#uses=1]
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%tmp1 = load i32, i32* %n.addr ; <i32> [#uses=1]
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%cmp = icmp slt i32 %tmp, %tmp1 ; <i1> [#uses=1]
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br i1 %cmp, label %forbody, label %afterfor
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forbody: ; preds = %forcond
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%tmp2 = load i32, i32* %i ; <i32> [#uses=1]
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%tmp3 = load <3 x i8>*, <3 x i8>** %dst.addr ; <<3 x i8>*> [#uses=1]
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%arrayidx = getelementptr <3 x i8>, <3 x i8>* %tmp3, i32 %tmp2 ; <<3 x i8>*> [#uses=1]
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%tmp4 = load i32, i32* %i ; <i32> [#uses=1]
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%tmp5 = load <3 x i8>*, <3 x i8>** %src.addr ; <<3 x i8>*> [#uses=1]
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%arrayidx6 = getelementptr <3 x i8>, <3 x i8>* %tmp5, i32 %tmp4 ; <<3 x i8>*> [#uses=1]
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%tmp7 = load <3 x i8>, <3 x i8>* %arrayidx6 ; <<3 x i8>> [#uses=1]
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%add = add <3 x i8> %tmp7, < i8 1, i8 1, i8 1 > ; <<3 x i8>> [#uses=1]
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store <3 x i8> %add, <3 x i8>* %arrayidx
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br label %forinc
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forinc: ; preds = %forbody
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%tmp8 = load i32, i32* %i ; <i32> [#uses=1]
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%inc = add i32 %tmp8, 1 ; <i32> [#uses=1]
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store i32 %inc, i32* %i
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br label %forcond
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afterfor: ; preds = %forcond
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ret void
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}
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