[llvm-commits] CVS: llvm/test/Regression/Transforms/LICM/2003-12-13-VolatilePromote.ll

[Chris Lattner]

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

2003-12-13-VolatilePromote.ll added (r1.1)

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Log message:

Testcase for PR179


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Diffs of the changes:  (+17 -0)

Index: llvm/test/Regression/Transforms/LICM/2003-12-13-VolatilePromote.ll
diff -c /dev/null llvm/test/Regression/Transforms/LICM/2003-12-13-VolatilePromote.ll:1.1
*** /dev/null	Sat Dec 13 22:46:17 2003
--- llvm/test/Regression/Transforms/LICM/2003-12-13-VolatilePromote.ll	Sat Dec 13 22:46:07 2003
***************
*** 0 ****
--- 1,17 ----
+ ; RUN: llvm-as < %s | opt -licm | llvm-dis | grep -C1 volatile | grep Loop
+ 
+ %X = global int 7
+ 
+ void %testfunc(int %i) {
+         br label %Loop
+ 
+ Loop:
+         %x = volatile load int* %X  ; Should not promote this to a register
+         %x2 = add int %x, 1
+         store int %x2, int* %X
+         br bool true, label %Out, label %Loop
+ 
+ Out:
+         ret void
+ }
+