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FileCheck-ize this test, and generally tidy it up prior to changing
things around. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@153799 91177308-0d34-0410-b5e6-96231b3b80d8
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@ -3,33 +3,38 @@
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; Functions with dynamic allocas can only be inlined into functions that
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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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; already have dynamic allocas.
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; RUN: opt < %s -inline -S | \
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; RUN: opt < %s -inline -S | FileCheck %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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declare void @ext(i32*)
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define internal void @callee(i32 %N) {
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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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%P = alloca i32, i32 %N
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call void @ext(i32* %P)
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call void @ext(i32* %P)
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ret void
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ret void
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}
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}
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define void @foo(i32 %N) {
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define void @foo(i32 %N) {
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; <label>:0
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; CHECK: @foo
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%P = alloca i32, i32 %N ; <i32*> [#uses=1]
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; CHECK: alloca i32, i32 %{{.*}}
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; CHECK: call i8* @llvm.stacksave()
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; CHECK: alloca i32, i32 %{{.*}}
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; CHECK: call void @ext
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; CHECK: call void @llvm.stackrestore
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; CHECK: ret
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entry:
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%P = alloca i32, i32 %N
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call void @ext(i32* %P)
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call void @ext(i32* %P)
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br label %Loop
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br label %loop
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Loop: ; preds = %Loop, %0
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loop:
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%count = phi i32 [ 0, %0 ], [ %next, %Loop ] ; <i32> [#uses=2]
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%count = phi i32 [ 0, %entry ], [ %next, %loop ]
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%next = add i32 %count, 1 ; <i32> [#uses=1]
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%next = add i32 %count, 1
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call void @callee(i32 %N)
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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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%cond = icmp eq i32 %count, 100000
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br i1 %cond, label %out, label %Loop
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br i1 %cond, label %out, label %loop
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out: ; preds = %Loop
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out:
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ret void
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ret void
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}
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}
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