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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
66 lines
2.3 KiB
LLVM
66 lines
2.3 KiB
LLVM
; RUN: opt -basicaa -slp-vectorizer -mtriple=x86_64-apple-macosx10.9.0 -mcpu=corei7-avx -S < %s | FileCheck %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-macosx10.9.0"
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; This test used to crash because we were following phi chains incorrectly.
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; We used indices to get the incoming value of two phi nodes rather than
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; incoming block lookup.
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; This can give wrong results when the ordering of incoming
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; edges in the two phi nodes don't match.
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;CHECK-LABEL: bar
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%0 = type { %1, %2 }
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%1 = type { double, double }
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%2 = type { double, double }
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;define fastcc void @bar() {
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define void @bar() {
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%1 = getelementptr inbounds %0, %0* undef, i64 0, i32 1, i32 0
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%2 = getelementptr inbounds %0, %0* undef, i64 0, i32 1, i32 1
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%3 = getelementptr inbounds %0, %0* undef, i64 0, i32 1, i32 0
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%4 = getelementptr inbounds %0, %0* undef, i64 0, i32 1, i32 1
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%5 = getelementptr inbounds %0, %0* undef, i64 0, i32 1, i32 0
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%6 = getelementptr inbounds %0, %0* undef, i64 0, i32 1, i32 1
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br label %7
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; <label>:7 ; preds = %18, %17, %17, %0
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%8 = phi double [ 2.800000e+01, %0 ], [ %11, %18 ], [ %11, %17 ], [ %11, %17 ]
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%9 = phi double [ 1.800000e+01, %0 ], [ %10, %18 ], [ %10, %17 ], [ %10, %17 ]
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store double %9, double* %1, align 8
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store double %8, double* %2, align 8
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%10 = load double, double* %3, align 8
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%11 = load double, double* %4, align 8
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br i1 undef, label %12, label %13
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; <label>:12 ; preds = %7
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ret void
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; <label>:13 ; preds = %7
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store double %10, double* %5, align 8
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store double %11, double* %6, align 8
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br i1 undef, label %14, label %15
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; <label>:14 ; preds = %13
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br label %15
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; <label>:15 ; preds = %14, %13
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br i1 undef, label %16, label %17
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; <label>:16 ; preds = %15
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unreachable
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; <label>:17 ; preds = %15
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switch i32 undef, label %18 [
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i32 32, label %7
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i32 103, label %7
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]
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; <label>:18 ; preds = %17
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br i1 undef, label %7, label %19
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; <label>:19 ; preds = %18
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unreachable
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}
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