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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
1.6 KiB
LLVM
50 lines
1.6 KiB
LLVM
; RUN: opt < %s -sroa -S | FileCheck %s
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; RUN: opt < %s -sroa -force-ssa-updater -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-i64:32:64-f32:32:32-f64:64:64-v64:64:64-v128:128:128-a0:0:64-n8:16:32:64"
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define { i32, i32 } @test0(i32 %x, i32 %y) {
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; CHECK-LABEL: @test0(
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; CHECK-NOT: alloca
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; CHECK: insertvalue { i32, i32 }
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; CHECK: insertvalue { i32, i32 }
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; CHECK: ret { i32, i32 }
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entry:
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%a = alloca { i32, i32 }
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store { i32, i32 } undef, { i32, i32 }* %a
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%gep1 = getelementptr inbounds { i32, i32 }, { i32, i32 }* %a, i32 0, i32 0
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store i32 %x, i32* %gep1
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%gep2 = getelementptr inbounds { i32, i32 }, { i32, i32 }* %a, i32 0, i32 1
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store i32 %y, i32* %gep2
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%result = load { i32, i32 }, { i32, i32 }* %a
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ret { i32, i32 } %result
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}
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define { i32, i32 } @test1(i32 %x, i32 %y) {
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; FIXME: This may be too conservative. Duncan argues that we are allowed to
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; split the volatile load and store here but must produce volatile scalar loads
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; and stores from them.
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; CHECK-LABEL: @test1(
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; CHECK: alloca
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; CHECK: alloca
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; CHECK: load volatile { i32, i32 }, { i32, i32 }*
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; CHECK: store volatile { i32, i32 }
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; CHECK: ret { i32, i32 }
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entry:
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%a = alloca { i32, i32 }
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%b = alloca { i32, i32 }
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%gep1 = getelementptr inbounds { i32, i32 }, { i32, i32 }* %a, i32 0, i32 0
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store i32 %x, i32* %gep1
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%gep2 = getelementptr inbounds { i32, i32 }, { i32, i32 }* %a, i32 0, i32 1
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store i32 %y, i32* %gep2
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%result = load volatile { i32, i32 }, { i32, i32 }* %a
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store volatile { i32, i32 } %result, { i32, i32 }* %b
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ret { i32, i32 } %result
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}
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