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https://github.com/c64scene-ar/llvm-6502.git
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f2f6ce65b7
input filename so that opt doesn't print the input filename in the output so that grep lines in the tests don't unintentionally match strings in the input filename. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@81537 91177308-0d34-0410-b5e6-96231b3b80d8
36 lines
1.0 KiB
LLVM
36 lines
1.0 KiB
LLVM
; Test that functions with dynamic allocas get inlined in a case where
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; naively inlining it would result in a miscompilation.
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; Functions with dynamic allocas can only be inlined into functions that
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; already have dynamic allocas.
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; RUN: opt < %s -inline -S | \
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; RUN: grep llvm.stacksave
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; RUN: opt < %s -inline -S | not grep callee
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declare void @ext(i32*)
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define internal void @callee(i32 %N) {
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%P = alloca i32, i32 %N ; <i32*> [#uses=1]
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call void @ext( i32* %P )
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ret void
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}
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define void @foo(i32 %N) {
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; <label>:0
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%P = alloca i32, i32 %N ; <i32*> [#uses=1]
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call void @ext( i32* %P )
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br label %Loop
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Loop: ; preds = %Loop, %0
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%count = phi i32 [ 0, %0 ], [ %next, %Loop ] ; <i32> [#uses=2]
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%next = add i32 %count, 1 ; <i32> [#uses=1]
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call void @callee( i32 %N )
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%cond = icmp eq i32 %count, 100000 ; <i1> [#uses=1]
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br i1 %cond, label %out, label %Loop
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out: ; preds = %Loop
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ret void
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}
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