From ab466d769aa33a6973a1e6e11fe2b803a7dbdabc Mon Sep 17 00:00:00 2001 From: Chris Lattner Date: Wed, 24 Aug 2005 16:58:56 +0000 Subject: [PATCH] floor/ceil don't read/write memory. This allows gcse to eliminate 6 calls in mesa. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@23015 91177308-0d34-0410-b5e6-96231b3b80d8 --- lib/Analysis/BasicAliasAnalysis.cpp | 2 ++ 1 file changed, 2 insertions(+) diff --git a/lib/Analysis/BasicAliasAnalysis.cpp b/lib/Analysis/BasicAliasAnalysis.cpp index 0b80e926301..86cc5646be6 100644 --- a/lib/Analysis/BasicAliasAnalysis.cpp +++ b/lib/Analysis/BasicAliasAnalysis.cpp @@ -720,6 +720,8 @@ static const char *DoesntAccessMemoryTable[] = { "hypot", "sin", "sinf", "sinl", "tan", "tanf", "tanl", "tanh", "tanhf", "tanhl", + + "floor", "floorf", "floorl", "ceil", "ceilf", "ceill", // ctype.h "isalnum", "isalpha", "iscntrl", "isdigit", "isgraph", "islower", "isprint" -- 2.34.1