[llvm-commits] CVS: llvm/test/Regression/Transforms/SimplifyLibCalls/MemCpy.ll

[Reid Spencer]

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

MemCpy.ll added (r1.1)
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Log message:

Add a new test case for the llvm.memcpy simplification case.


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Diffs of the changes:  (+21 -0)

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


Index: llvm/test/Regression/Transforms/SimplifyLibCalls/MemCpy.ll
diff -c /dev/null llvm/test/Regression/Transforms/SimplifyLibCalls/MemCpy.ll:1.1
*** /dev/null	Tue Apr 26 02:40:51 2005
--- llvm/test/Regression/Transforms/SimplifyLibCalls/MemCpy.ll	Tue Apr 26 02:40:40 2005
***************
*** 0 ****
--- 1,21 ----
+ ; Test that the StrCatOptimizer works correctly
+ ; RUN: llvm-as < %s | opt -simplify-libcalls | llvm-dis | not grep 'call.*llvm.memcpy'
+ 
+ declare sbyte* %llvm.memcpy(sbyte*,sbyte*,int,int)
+ %h = constant [2 x sbyte] c"h\00"
+ %hel = constant [4 x sbyte] c"hel\00"
+ %hello_u = constant [8 x sbyte] c"hello_u\00"
+ 
+ implementation   ; Functions:
+ 
+ int %main () {
+   %h_p = getelementptr [2 x sbyte]* %h, int 0, int 0
+   %hel_p = getelementptr [4 x sbyte]* %hel, int 0, int 0
+   %hello_u_p = getelementptr [8 x sbyte]* %hello_u, int 0, int 0
+   %target = alloca [1024 x sbyte]
+   %target_p = getelementptr [1024 x sbyte]* %target, int 0, int 0
+   call sbyte* %llvm.memcpy(sbyte* %target_p, sbyte* %h_p, int 2, int 2)
+   call sbyte* %llvm.memcpy(sbyte* %target_p, sbyte* %hel_p, int 4, int 4)
+   call sbyte* %llvm.memcpy(sbyte* %target_p, sbyte* %hello_u_p, int 8, int 8)
+   ret int 0
+ }