[llvm-commits] CVS: llvm/test/Regression/Transforms/LICM/2003-12-13-VolatilePromote.ll
Chris Lattner
lattner at cs.uiuc.edu
Sat Dec 13 22:47:01 PST 2003
Changes in directory llvm/test/Regression/Transforms/LICM:
2003-12-13-VolatilePromote.ll added (r1.1)
---
Log message:
Testcase for PR179
---
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
+ }
+
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