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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
50 lines
1.1 KiB
LLVM
50 lines
1.1 KiB
LLVM
; This test makes sure that these instructions are properly constant propagated.
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; RUN: opt < %s -ipsccp -S | not grep load
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; RUN: opt < %s -ipsccp -S | not grep add
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; RUN: opt < %s -ipsccp -S | not grep phi
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@Y = constant [2 x { i212, float }] [ { i212, float } { i212 12, float 1.0 },
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{ i212, float } { i212 37, float 2.0 } ]
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define internal float @test2() {
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%A = getelementptr [2 x { i212, float}], [2 x { i212, float}]* @Y, i32 0, i32 1, i32 1
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%B = load float, float* %A
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ret float %B
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}
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define internal float @test3() {
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%A = getelementptr [2 x { i212, float}], [2 x { i212, float}]* @Y, i32 0, i32 0, i32 1
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%B = load float, float* %A
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ret float %B
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}
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define internal float @test()
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{
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%A = call float @test2()
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%B = call float @test3()
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%E = fdiv float %B, %A
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ret float %E
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}
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define float @All()
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{
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%A = call float @test()
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%B = fcmp oge float %A, 1.0
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br i1 %B, label %T, label %F
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T:
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%C = fadd float %A, 1.0
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br label %exit
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F:
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%D = fadd float %A, 2.0
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br label %exit
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exit:
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%E = phi float [%C, %T], [%D, %F]
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ret float %E
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}
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