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path: root/test/Transforms/SimplifyLibCalls/StrStr.ll
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2012-11-11instcombine: Migrate strstr optimizationsMeador Inge
This patch migrates the strstr optimizations from the simplify-libcalls pass into the instcombine library call simplifier. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@167682 91177308-0d34-0410-b5e6-96231b3b80d8
2010-06-15simplify-libcalls: fold strstr(a, b) == a -> strncmp(a, b, strlen(b)) == 0Benjamin Kramer
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@106047 91177308-0d34-0410-b5e6-96231b3b80d8
2009-12-16reapply my strstr optimization. I have reproduced the x86-64 bootstrapChris Lattner
miscompile (i386.o miscompares) but it happens both with and without this patch. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@91532 91177308-0d34-0410-b5e6-96231b3b80d8
2009-12-16revert my strstr optimization, I'm told it breaks x86-64 bootstrap.Chris Lattner
Will reapply with a fix when I get a chance. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@91486 91177308-0d34-0410-b5e6-96231b3b80d8
2009-12-15optimize strstr, PR5783Chris Lattner
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@91438 91177308-0d34-0410-b5e6-96231b3b80d8
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