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73 Commits

Author SHA1 Message Date
Chris Lattner
b18b9d7374 Restructure call constant folding code a bit to make it simpler 
Add support for acos/asin/atan.  188.ammp contains three calls to acos with
constant arguments.  Constant folding it allows elimination of those 3 calls
and three FP divisions of the results.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@13821 91177308-0d34-0410-b5e6-96231b3b80d8
 2004-05-27 06:26:28 +00:00
Alkis Evlogimenos
09233fb86e Include cerrno (gcc-3.4 fix) 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@13091 91177308-0d34-0410-b5e6-96231b3b80d8
 2004-04-21 16:11:40 +00:00
Chris Lattner
f5b9eb37a9 Add support for evaluation of exp/log/log10/pow 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@13011 91177308-0d34-0410-b5e6-96231b3b80d8
 2004-04-16 22:35:33 +00:00
Brian Gaeke
c598517c24 Include <cmath> for compatibility with gcc 3.0.x (the system compiler on 
Debian.)


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@12986 91177308-0d34-0410-b5e6-96231b3b80d8
 2004-04-16 15:57:32 +00:00
Chris Lattner
25b8390bf2 Add a simple call constant propagation interface. 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@12919 91177308-0d34-0410-b5e6-96231b3b80d8
 2004-04-13 19:28:52 +00:00
Chris Lattner
17fd273512 Add constant folding wrapper support for select instructions. 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@12319 91177308-0d34-0410-b5e6-96231b3b80d8
 2004-03-12 05:53:03 +00:00
Chris Lattner
7822c2ae07 Clean up #includes 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@10799 91177308-0d34-0410-b5e6-96231b3b80d8
 2004-01-12 19:56:36 +00:00
Chris Lattner
c6646ebdb9 Remove use of ConstantExpr::getShift 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@10792 91177308-0d34-0410-b5e6-96231b3b80d8
 2004-01-12 19:10:58 +00:00
Chris Lattner
81ebc30089 Remove use of ConstantHandling 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@10789 91177308-0d34-0410-b5e6-96231b3b80d8
 2004-01-12 18:35:03 +00:00
Chris Lattner
8f90b005d6 Move llvm::ConstantFoldInstruction from VMCore to here, next to ConstantFoldTerminator 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@10785 91177308-0d34-0410-b5e6-96231b3b80d8
 2004-01-12 18:25:22 +00:00
Chris Lattner
abbc2dd779 Add new function 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@10529 91177308-0d34-0410-b5e6-96231b3b80d8
 2003-12-19 05:56:28 +00:00
Brian Gaeke
d0fde30ce8 Put all LLVM code into the llvm namespace, as per bug 109. 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@9903 91177308-0d34-0410-b5e6-96231b3b80d8
 2003-11-11 22:41:34 +00:00
John Criswell
b576c94c15 Added LLVM project notice to the top of every C++ source file. 
Header files will be on the way.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@9298 91177308-0d34-0410-b5e6-96231b3b80d8
 2003-10-20 19:43:21 +00:00
Chris Lattner
7d6c24cdbf Implement SimplifyCFG/2003-08-17-FoldSwitch.ll:test5 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@8093 91177308-0d34-0410-b5e6-96231b3b80d8
 2003-08-23 23:18:19 +00:00
Chris Lattner
10b1f5a941 Implement folding of switch instructions. 
Implements SimplifyCFG/2003-08-17-FoldSwitch.ll


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@7923 91177308-0d34-0410-b5e6-96231b3b80d8
 2003-08-17 20:21:14 +00:00
Chris Lattner
694e37f08a Fix bug: SimplifyCFG/2003-08-17-BranchFoldOrdering.ll 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@7921 91177308-0d34-0410-b5e6-96231b3b80d8
 2003-08-17 19:41:53 +00:00
Chris Lattner
342a9d1464 The fixme is irrelevant: if that happens, the LLVM bytecode is malformed. 
This fixes testcase: SimplifyCFG/2003-08-17-BranchFold.ll


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@7919 91177308-0d34-0410-b5e6-96231b3b80d8
 2003-08-17 19:34:55 +00:00
Misha Brukman
82c89b9f3a Hopefully, the final fix for `[Pp]ropogate'. 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@6251 91177308-0d34-0410-b5e6-96231b3b80d8
 2003-05-20 21:01:22 +00:00
Chris Lattner
f0a93ed9c5 Rename Instruction::hasSideEffects() -> mayWriteToMemory() 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@5620 91177308-0d34-0410-b5e6-96231b3b80d8
 2003-02-24 20:48:32 +00:00
Chris Lattner
18961504fc *** empty log message *** 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@2777 91177308-0d34-0410-b5e6-96231b3b80d8
 2002-06-25 16:12:52 +00:00
Chris Lattner
16da494c81 Simplify the interface to local DCE and Constant prop 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@2749 91177308-0d34-0410-b5e6-96231b3b80d8
 2002-05-26 20:18:18 +00:00
Chris Lattner
76ae3445f8 Simplify interface to ConstantFoldTerminator 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@2697 91177308-0d34-0410-b5e6-96231b3b80d8
 2002-05-21 20:04:50 +00:00
Chris Lattner
4d1e46e7b0 Add code pulled out of TransformInternals.cpp, ConstProp.cpp, and DCE.cpp 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@2513 91177308-0d34-0410-b5e6-96231b3b80d8
 2002-05-07 18:07:59 +00:00