[llvm-commits] CVS: llvm/test/Regression/Transforms/GlobalOpt/memset.ll

[Chris Lattner]

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

memset.ll added (r1.1)
---
Log message:

new testcase globalopt should handle.


---
Diffs of the changes:  (+21 -0)

 memset.ll |   21 +++++++++++++++++++++
 1 files changed, 21 insertions(+)


Index: llvm/test/Regression/Transforms/GlobalOpt/memset.ll
diff -c /dev/null llvm/test/Regression/Transforms/GlobalOpt/memset.ll:1.1
*** /dev/null	Sun Feb 27 12:48:29 2005
--- llvm/test/Regression/Transforms/GlobalOpt/memset.ll	Sun Feb 27 12:48:19 2005
***************
*** 0 ****
--- 1,21 ----
+ ; RUN: llvm-as < %s | opt -globalopt | llvm-dis | not grep internal
+ ; both globals are write only, delete them.
+ 
+ %G0 = internal global [58 x sbyte] c"asdlfkajsdlfkajsd;lfkajds;lfkjasd;flkajsd;lkfja;sdlkfjasd\00"
+ 
+ %G1 = internal global [4 x int] [ int 1, int 2, int 3, int 4]
+ 
+ implementation   ; Functions:
+ 
+ declare void %llvm.memcpy(sbyte*, sbyte*, uint, uint)
+ declare void %llvm.memset(sbyte*, ubyte, uint, uint)
+ 
+ void %foo() {
+         %Blah = alloca [58 x sbyte]             ; <[58 x sbyte]*> [#uses=2]
+         %tmp3 = cast [58 x sbyte]* %Blah to sbyte*
+ 	call void %llvm.memcpy( sbyte* cast ([4 x int]* %G1 to sbyte*), sbyte* %tmp3, uint 16, uint 1)
+  	call void %llvm.memset( sbyte* getelementptr ([58 x sbyte]* %G0, int 0, int 0), ubyte 17, uint 58, uint 1)
+ 	ret void
+ }
+ 
+