[llvm-commits] CVS: llvm/test/Regression/Transforms/BasicAA/2004-01-29-InvariantMemory.llx

[Chris Lattner]

Changes in directory llvm/test/Regression/Transforms/BasicAA:

2004-01-29-InvariantMemory.llx added (r1.1)

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Log message:

New testcase for better mod/ref information that basicaa can provide


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Diffs of the changes:  (+12 -0)

Index: llvm/test/Regression/Transforms/BasicAA/2004-01-29-InvariantMemory.llx
diff -c /dev/null llvm/test/Regression/Transforms/BasicAA/2004-01-29-InvariantMemory.llx:1.1
*** /dev/null	Fri Jan 30 16:18:57 2004
--- llvm/test/Regression/Transforms/BasicAA/2004-01-29-InvariantMemory.llx	Fri Jan 30 16:18:47 2004
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*** 0 ****
--- 1,12 ----
+ ; RUN: llvm-as < %s | opt -load-vn -gcse -instcombine | llvm-dis | not grep load
+ 
+ %X = constant [2 x int] [int 4, int 5]
+ 
+ int %test(int* %Y, long %idx) {
+         %P = getelementptr [2 x int]* %X, long 0, long %idx
+ 	%A = load int* %P      ; Load from invariant memory
+ 	store int 4, int* %Y   ; Store could not be to %X
+ 	%B = load int* %P
+ 	%C = sub int %A, %B
+ 	ret int %C
+ }