Chris Lattner
6cf4cb90a0
** CORRECTLY, conservatively handle constant expressions
...
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@5924 91177308-0d34-0410-b5e6-96231b3b80d8
2003-04-25 02:52:06 +00:00
Chris Lattner
27287de06b
Allow constant folding of GEP instructions, even if we don't do a whole lot yet.
...
Fold ConstExpr casts better
castToPointer shouldn't be forced to return a constantpointer
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@5800 91177308-0d34-0410-b5e6-96231b3b80d8
2003-04-17 19:24:18 +00:00
Chris Lattner
252030e86b
Implement setcc for booleans. Fixes bug:
...
test/Regression/Transforms/ConstProp/2002-09-03-SetCC-Bools.ll
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@3576 91177308-0d34-0410-b5e6-96231b3b80d8
2002-09-03 20:09:49 +00:00
Chris Lattner
589fda514c
Remove support forNOT instruction
...
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@3316 91177308-0d34-0410-b5e6-96231b3b80d8
2002-08-14 17:52:06 +00:00
Chris Lattner
5fa829c54a
Implement constant propogation of logical (and, or, xor) expressions.
...
Fixes testcase: test/Regression/Transforms/ConstProp/logicaltest.ll
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@3154 91177308-0d34-0410-b5e6-96231b3b80d8
2002-07-30 16:24:28 +00:00
Chris Lattner
54753e2790
Implement constant propogation of PHI instructions like this:
...
X = phi(0, 0, 0)
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@2543 91177308-0d34-0410-b5e6-96231b3b80d8
2002-05-07 20:44:59 +00:00
Chris Lattner
178414c3cf
Move code out of header file
...
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@2498 91177308-0d34-0410-b5e6-96231b3b80d8
2002-05-06 17:54:27 +00:00
Chris Lattner
cf4929fa27
Implement constant propogation of shifts
...
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@2470 91177308-0d34-0410-b5e6-96231b3b80d8
2002-05-06 03:00:54 +00:00
Chris Lattner
44540ddaa0
Implement remainder
...
Fix implementation of Not
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@2464 91177308-0d34-0410-b5e6-96231b3b80d8
2002-05-03 21:41:07 +00:00
Chris Lattner
905f311d05
Fix bug: test/Regression/Transforms/SCCP/2002-05-03-NotOperator.ll
...
by using the ~ operator instead of !
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@2458 91177308-0d34-0410-b5e6-96231b3b80d8
2002-05-03 20:09:52 +00:00
Chris Lattner
968ddc921e
ConstantHandling moved into VMCore library
...
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@2165 91177308-0d34-0410-b5e6-96231b3b80d8
2002-04-08 20:18:09 +00:00
Chris Lattner
05c05ea9ca
Implement constant propogation of multiply and divide instructions!!
...
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@2134 91177308-0d34-0410-b5e6-96231b3b80d8
2002-04-07 08:10:14 +00:00
Chris Lattner
59b6b8e0b3
Move stuff out of the Optimizations directories into the appropriate Transforms
...
directories. Eliminate the opt namespace.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@1520 91177308-0d34-0410-b5e6-96231b3b80d8
2002-01-21 23:17:48 +00:00
Chris Lattner
c4edcb3a17
Pull stuff out of opt namespace
...
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@1511 91177308-0d34-0410-b5e6-96231b3b80d8
2002-01-21 21:44:38 +00:00
Chris Lattner
e9bb2df410
Rename ConstPoolVal -> Constant
...
Rename ConstPool* -> Constant*
Rename ConstPoolVals.h -> ConstantVals.h
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@1407 91177308-0d34-0410-b5e6-96231b3b80d8
2001-12-03 22:26:30 +00:00
Chris Lattner
76ac1a45b4
Implement constant propogation of null pointer values.
...
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@1078 91177308-0d34-0410-b5e6-96231b3b80d8
2001-11-01 05:55:13 +00:00
Chris Lattner
01bad7fbda
not is a keyword in ansi C++, avoid it
...
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@763 91177308-0d34-0410-b5e6-96231b3b80d8
2001-10-13 06:51:26 +00:00
Chris Lattner
cfe26c930a
Add more support for new style casts
...
Convert more code to use them
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@695 91177308-0d34-0410-b5e6-96231b3b80d8
2001-10-01 18:26:53 +00:00
Chris Lattner
243f1f7315
Use correct style casts
...
Types are not all constant now
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@544 91177308-0d34-0410-b5e6-96231b3b80d8
2001-09-10 20:11:28 +00:00
Chris Lattner
14712a6abf
Clean up ConstRules stuff to use annotations instead of a mutable member in Type
...
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@515 91177308-0d34-0410-b5e6-96231b3b80d8
2001-09-09 21:01:20 +00:00
Chris Lattner
311611079b
* Support global constants
...
* Eliminate need for constant pool
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@451 91177308-0d34-0410-b5e6-96231b3b80d8
2001-09-07 16:40:34 +00:00
Chris Lattner
f59bd5331e
Add support for casts
...
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@244 91177308-0d34-0410-b5e6-96231b3b80d8
2001-07-21 19:10:49 +00:00
Chris Lattner
b5bcbc3bef
Add support for constant propogation of multiplies
...
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@214 91177308-0d34-0410-b5e6-96231b3b80d8
2001-07-20 19:15:36 +00:00
Chris Lattner
0908309e3c
Neg instruction removed. Cast instruction implemented.
...
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@156 91177308-0d34-0410-b5e6-96231b3b80d8
2001-07-08 04:57:15 +00:00
Chris Lattner
7e02b7e600
Optimizations got their own header files
...
Optimizations now live in the 'opt' namespace
include/llvm/Opt was renamed include/llvm/Optimizations
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@113 91177308-0d34-0410-b5e6-96231b3b80d8
2001-06-30 04:36:40 +00:00
Chris Lattner
009505452b
Initial revision
...
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@2 91177308-0d34-0410-b5e6-96231b3b80d8
2001-06-06 20:29:01 +00:00