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https://github.com/c64scene-ar/llvm-6502.git
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3cbfa1617f
Summary: The only current use of this flag is to mark the alloca as dynamic, even if its in the entry block. The stack adjustment for the alloca can never be folded into the prologue because the call may clear it and it has to be allocated at the top of the stack. Reviewers: majnemer CC: llvm-commits Differential Revision: http://llvm-reviews.chandlerc.com/D2571 git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@199525 91177308-0d34-0410-b5e6-96231b3b80d8
40 lines
725 B
LLVM
40 lines
725 B
LLVM
; This used to be invalid, but now it's valid. Ensure the verifier
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; doesn't reject it.
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; RUN: llvm-as %s -o /dev/null
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declare void @doit(i64* inalloca %a)
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define void @a() {
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entry:
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%a = alloca [2 x i32], inalloca
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%b = bitcast [2 x i32]* %a to i64*
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call void @doit(i64* inalloca %b)
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ret void
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}
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define void @b() {
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entry:
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%a = alloca i64, inalloca
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call void @doit(i64* inalloca %a)
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call void @doit(i64* inalloca %a)
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ret void
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}
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define void @c(i1 %cond) {
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entry:
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br i1 %cond, label %if, label %else
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if:
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%a = alloca i64, inalloca
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br label %call
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else:
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%b = alloca i64, inalloca
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br label %call
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call:
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%args = phi i64* [ %a, %if ], [ %b, %else ]
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call void @doit(i64* inalloca %args)
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ret void
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}
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