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These testcases check to see if we can promote malloc's to globals in some

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cases.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@16914 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Chris Lattner 2004-10-11 05:00:12 +00:00
parent e3ef9b5fe2
commit 95d0bbfda6
2 changed files with 38 additions and 0 deletions
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18
test/Transforms/GlobalOpt/malloc-promote-1.llx Normal file
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; RUN: llvm-as < %s | opt -globalopt | llvm-dis | not grep global
%G = internal global int* null
void %init() {
%P = malloc int
store int* %P, int** %G
%GV = load int** %G
store int 0, int* %GV
ret void
}
int %get() {
%GV = load int** %G
%V = load int* %GV
ret int %V
}

20
test/Transforms/GlobalOpt/malloc-promote-2.llx Normal file
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; RUN: llvm-as < %s | opt -globalopt | llvm-dis | not grep malloc
%G = internal global int* null
void %init() {
%P = malloc int, uint 100
store int* %P, int** %G
%GV = load int** %G
%GVe = getelementptr int* %GV, int 40
store int 20, int* %GVe
ret void
}
int %get() {
%GV = load int** %G
%GVe = getelementptr int* %GV, int 40
%V = load int* %GVe
ret int %V
}