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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
51 lines
1.8 KiB
LLVM
51 lines
1.8 KiB
LLVM
; RUN: opt < %s -basicaa -loop-vectorize -force-vector-interleave=1 -force-vector-width=4 -dce -instcombine -S | FileCheck %s
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target datalayout = "e-p:64:64:64-i1:8:8-i8:8:8-i16:16:16-i32:32:32-i64:64:64-f32:32:32-f64:64:64-v64:64:64-v128:128:128-a0:0:64-s0:64:64-f80:128:128-n8:16:32:64-S128"
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target triple = "x86_64-apple-macosx10.9.0"
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;CHECK: hexit
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;CHECK: zext <4 x i8>
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;CHECK: ret
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define noalias i8* @hexit(i8* nocapture %bytes, i64 %length) nounwind uwtable ssp {
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entry:
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%shl = shl i64 %length, 1
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%add28 = or i64 %shl, 1
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%call = tail call i8* @calloc(i64 1, i64 %add28) nounwind
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%cmp29 = icmp eq i64 %shl, 0
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br i1 %cmp29, label %for.end, label %for.body.lr.ph
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for.body.lr.ph: ; preds = %entry
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%0 = shl i64 %length, 1
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br label %for.body
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for.body: ; preds = %for.body, %for.body.lr.ph
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%i.030 = phi i64 [ 0, %for.body.lr.ph ], [ %inc, %for.body ]
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%shr = lshr i64 %i.030, 1
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%arrayidx = getelementptr inbounds i8, i8* %bytes, i64 %shr
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%1 = load i8, i8* %arrayidx, align 1
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%conv = zext i8 %1 to i32
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%and = shl i64 %i.030, 2
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%neg = and i64 %and, 4
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%and3 = xor i64 %neg, 4
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%sh_prom = trunc i64 %and3 to i32
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%shl4 = shl i32 15, %sh_prom
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%and5 = and i32 %conv, %shl4
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%shr11 = lshr i32 %and5, %sh_prom
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%conv13 = and i32 %shr11, 254
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%cmp15 = icmp ugt i32 %conv13, 9
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%cond = select i1 %cmp15, i32 87, i32 48
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%add17 = add nsw i32 %cond, %shr11
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%conv18 = trunc i32 %add17 to i8
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%arrayidx19 = getelementptr inbounds i8, i8* %call, i64 %i.030
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store i8 %conv18, i8* %arrayidx19, align 1
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%inc = add i64 %i.030, 1
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%exitcond = icmp eq i64 %inc, %0
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br i1 %exitcond, label %for.end, label %for.body
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for.end: ; preds = %for.body, %entry
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ret i8* %call
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}
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declare noalias i8* @calloc(i64, i64) nounwind
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