mirror of
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
43 lines
937 B
LLVM
43 lines
937 B
LLVM
; RUN: llc -O2 -march=x86 < %s | FileCheck %s
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define i32* @fooOptnone(i32* %p, i32* %q, i32** %z) #0 {
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entry:
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%r = load i32, i32* %p
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%s = load i32, i32* %q
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%y = load i32*, i32** %z
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%t0 = add i32 %r, %s
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%t1 = add i32 %t0, 1
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%t2 = getelementptr i32, i32* %y, i32 1
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%t3 = getelementptr i32, i32* %t2, i32 %t1
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ret i32* %t3
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; 'optnone' should use fast-isel which will not produce 'lea'.
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; CHECK-LABEL: fooOptnone:
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; CHECK-NOT: lea
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; CHECK: ret
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}
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define i32* @fooNormal(i32* %p, i32* %q, i32** %z) #1 {
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entry:
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%r = load i32, i32* %p
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%s = load i32, i32* %q
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%y = load i32*, i32** %z
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%t0 = add i32 %r, %s
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%t1 = add i32 %t0, 1
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%t2 = getelementptr i32, i32* %y, i32 1
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%t3 = getelementptr i32, i32* %t2, i32 %t1
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ret i32* %t3
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; Normal ISel will produce 'lea'.
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; CHECK-LABEL: fooNormal:
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; CHECK: lea
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; CHECK: ret
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}
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attributes #0 = { nounwind optnone noinline }
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attributes #1 = { nounwind }
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