[llvm-commits] CVS: llvm/test/Regression/Transforms/SimplifyLibCalls/MemCpy.ll
Reid Spencer
reid at x10sys.com
Tue Apr 26 00:40:52 PDT 2005
Changes in directory llvm/test/Regression/Transforms/SimplifyLibCalls:
MemCpy.ll added (r1.1)
---
Log message:
Add a new test case for the llvm.memcpy simplification case.
---
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
+ }
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