[llvm-commits] CVS: llvm/test/Regression/Transforms/InstCombine/call-intrinsics.ll

[Chris Lattner]

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

call-intrinsics.ll added (r1.1)

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Log message:

new testcase for intrinsic folding


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Diffs of the changes:  (+17 -0)

Index: llvm/test/Regression/Transforms/InstCombine/call-intrinsics.ll
diff -c /dev/null llvm/test/Regression/Transforms/InstCombine/call-intrinsics.ll:1.1
*** /dev/null	Fri Feb 27 23:28:52 2004
--- llvm/test/Regression/Transforms/InstCombine/call-intrinsics.ll	Fri Feb 27 23:28:42 2004
***************
*** 0 ****
--- 1,17 ----
+ ; RUN: llvm-as < %s | opt -instcombine | llvm-dis
+ 
+ declare void %llvm.memmove(sbyte*, sbyte*, uint, uint)
+ declare void %llvm.memcpy(sbyte*, sbyte*, uint, uint)
+ declare void %llvm.memset(sbyte*, ubyte, uint, uint)
+ 
+ %X = global sbyte 0
+ %Y = global sbyte 12
+ 
+ void %zero_byte_test() {
+   ; These process zero bytes, so they are a noop.
+   call void %llvm.memmove(sbyte* %X, sbyte* %Y, uint 0, uint 100)
+   call void %llvm.memcpy(sbyte* %X, sbyte* %Y, uint 0, uint 100)
+   call void %llvm.memset(sbyte* %X, ubyte 123, uint 0, uint 100)
+   ret void
+ }
+