John Criswell
75a005ff4c
Switched from using diff to cmp for two reasons:
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o Not all versions of diff have the -q option
o The cmp program is probably faster than diff
Fixed the logic that only copies the file over if no differences are found.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@7615 91177308-0d34-0410-b5e6-96231b3b80d8
2003-08-05 21:21:58 +00:00
Tanya Lattner
11a49a722f
Fixed minor bug in SafeToHoist and made some changes suggested by Chris.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@7614 91177308-0d34-0410-b5e6-96231b3b80d8
2003-08-05 20:39:02 +00:00
Tanya Lattner
7526eed382
Added LICM test cases to:
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1) Check that trapping instructionns that are not guaranteed to execute are not hoisted.
2) Check that trapping instructions that are guaranteed to execute are hoisted.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@7613 91177308-0d34-0410-b5e6-96231b3b80d8
2003-08-05 18:52:42 +00:00
Tanya Lattner
9966c03aad
Fixed LICM bug that hoists trapping instructions that are not guaranteed to execute.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@7612 91177308-0d34-0410-b5e6-96231b3b80d8
2003-08-05 18:45:46 +00:00
Chris Lattner
c8afdc150c
Minor changes:
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* Expand most tabs into spaces
* Move #define DEBUG_TYPE to top of file to avoid warning
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@7611 91177308-0d34-0410-b5e6-96231b3b80d8
2003-08-05 18:44:12 +00:00
Chris Lattner
7ddb0139ad
Add more verbose comment
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@7610 91177308-0d34-0410-b5e6-96231b3b80d8
2003-08-05 18:38:37 +00:00
Chris Lattner
8366b38ff7
Add a comment to the method decl
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@7609 91177308-0d34-0410-b5e6-96231b3b80d8
2003-08-05 18:38:16 +00:00
Chris Lattner
e057ca61b1
Remove unused method
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@7608 91177308-0d34-0410-b5e6-96231b3b80d8
2003-08-05 17:09:08 +00:00
Sumant Kowshik
9f2ac19f8e
Added declaration of mergeInGlobalsGraph
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@7607 91177308-0d34-0410-b5e6-96231b3b80d8
2003-08-05 17:06:18 +00:00
Sumant Kowshik
108421a8e5
Added function mergeInGlobalsGraph which merges in the entire globals graph with the graph of a function
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@7606 91177308-0d34-0410-b5e6-96231b3b80d8
2003-08-05 17:04:41 +00:00
Sumant Kowshik
f67e7fc7b1
Major bug fixes including a memory leak and tracking some exceptional conditions. Also added support for including global and indirect call information in the DS graphs used by the pool allocation
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@7605 91177308-0d34-0410-b5e6-96231b3b80d8
2003-08-05 17:01:54 +00:00
Chris Lattner
3785fad56e
Specify DEBUG_TYPE's for the JIT debug messages
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@7604 91177308-0d34-0410-b5e6-96231b3b80d8
2003-08-05 17:00:32 +00:00
Chris Lattner
907b7dc9bd
This method has now been changed to preserve flags for us!
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@7603 91177308-0d34-0410-b5e6-96231b3b80d8
2003-08-05 16:59:24 +00:00
Chris Lattner
a2dd745613
All callers of these methods actually wanted them to preserve the flags,
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so get rid of the def/use parameters that were getting passed in.
**** This now changes the semantics of these methods to preserve the flags,
not clobber them!
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@7602 91177308-0d34-0410-b5e6-96231b3b80d8
2003-08-05 16:58:46 +00:00
Sumant Kowshik
3d9c001af0
Added the declaration of InlineIndirectCalls
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@7601 91177308-0d34-0410-b5e6-96231b3b80d8
2003-08-05 16:56:59 +00:00
Chris Lattner
c9bbfbc04e
Factor shared code
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@7600 91177308-0d34-0410-b5e6-96231b3b80d8
2003-08-05 16:34:44 +00:00
Chris Lattner
122558b05b
Fix bug: SimplifyCFG/2003-08-05-InvokeCrash.ll
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Fix bug: SimplifyCFG/2003-08-05-MishandleInvoke.ll
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@7599 91177308-0d34-0410-b5e6-96231b3b80d8
2003-08-05 16:27:44 +00:00
Chris Lattner
5d6bdae118
new testcases that simplifycfg breaks
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@7598 91177308-0d34-0410-b5e6-96231b3b80d8
2003-08-05 16:11:36 +00:00
Misha Brukman
f4de783582
* Removed `using' declaration, now use full namespace qualifier std::string
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* Simplified code by using an inline function instead of copy-pasted code
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@7597 91177308-0d34-0410-b5e6-96231b3b80d8
2003-08-05 16:01:50 +00:00
Chris Lattner
47ae4a1cee
If we're debugging the SimplifyCFG pass, we _REALLY_ don't want to use it for
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narrowing, no matter what.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@7596 91177308-0d34-0410-b5e6-96231b3b80d8
2003-08-05 15:51:05 +00:00
Chris Lattner
7a012299ce
Implement TODO: print out short form of Invoke if possible
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@7595 91177308-0d34-0410-b5e6-96231b3b80d8
2003-08-05 15:34:45 +00:00
Misha Brukman
a493ae300b
Only test the vector of functions if it is non-empty.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@7594 91177308-0d34-0410-b5e6-96231b3b80d8
2003-08-05 15:26:21 +00:00
Misha Brukman
d88ba5a861
Stop special-casing annul and predict bits (which are Sparc-specific anyway)
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since those bits are now hard-coded in Sparc*.td files.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@7593 91177308-0d34-0410-b5e6-96231b3b80d8
2003-08-05 14:35:35 +00:00
Misha Brukman
c3cd8afe96
* Set annul bit to be 0, because the Sparc backend currently does not use it.
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* Use the name of the predict field instead of just the const 1 in the
Instruction.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@7592 91177308-0d34-0410-b5e6-96231b3b80d8
2003-08-05 14:34:38 +00:00
Chris Lattner
8c8194500d
Fix bugs handling ESP in alloca references
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@7591 91177308-0d34-0410-b5e6-96231b3b80d8
2003-08-05 04:13:58 +00:00
Chris Lattner
ffaee37556
No functional changes, comment the fix I just put in
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@7590 91177308-0d34-0410-b5e6-96231b3b80d8
2003-08-05 03:59:01 +00:00
Chris Lattner
d7efef9d14
The CodeEmitterGenerator used to consider ANY uninitialized field as being an
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operand (unless it's annul or predict). Now we only consider fields to be
operands if they are uninitialized AND used in the "Inst" field.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@7589 91177308-0d34-0410-b5e6-96231b3b80d8
2003-08-05 03:53:04 +00:00
Chris Lattner
d9ac6a7d3b
Revert previous change, and be really anal about what physical registers can do.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@7588 91177308-0d34-0410-b5e6-96231b3b80d8
2003-08-05 00:49:09 +00:00
Chris Lattner
02beda1221
This is the real fix for the previous register allocator problem.
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Physical registers should not float around.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@7587 91177308-0d34-0410-b5e6-96231b3b80d8
2003-08-05 00:48:47 +00:00
Misha Brukman
b10cea86a9
Reformatted code to match the prevalent LLVM style; fit code into 80 columns.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@7586 91177308-0d34-0410-b5e6-96231b3b80d8
2003-08-05 00:02:06 +00:00
Misha Brukman
3683d9e842
ElectricFence found this bug where we were reading past the vector boundary.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@7585 91177308-0d34-0410-b5e6-96231b3b80d8
2003-08-04 23:48:40 +00:00
Chris Lattner
27615d7f21
Don't bother calculating info unless its needed. May reduce number of stack slots created.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@7584 91177308-0d34-0410-b5e6-96231b3b80d8
2003-08-04 23:42:37 +00:00
Chris Lattner
b8822ad224
* Fix spelling of 'necessary'
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* Add a lot more DEBUG output, which is better structured than before
* Fix bug: Jello/2003-08-04-PhysRegLiveFailure.llx
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@7583 91177308-0d34-0410-b5e6-96231b3b80d8
2003-08-04 23:36:39 +00:00
Chris Lattner
579ebb8e0f
New testcase, identified by Vikram, reduced by Brian
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@7582 91177308-0d34-0410-b5e6-96231b3b80d8
2003-08-04 23:28:44 +00:00
Chris Lattner
0bfd186db0
Add patterns for (mov R, R) (mov R, I) and subtracts. The moves are to enable
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testing, the subtracts are because I was in the neighborhood.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@7581 91177308-0d34-0410-b5e6-96231b3b80d8
2003-08-04 21:18:19 +00:00
Chris Lattner
c34921dc6a
Change comments into something that TableGen can read!
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@7580 91177308-0d34-0410-b5e6-96231b3b80d8
2003-08-04 21:08:29 +00:00
Chris Lattner
244883e4af
Allow instructions to have a DAG pattern associated with them.
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Define a few preliminary node types.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@7579 91177308-0d34-0410-b5e6-96231b3b80d8
2003-08-04 21:07:37 +00:00
Chris Lattner
6770aedf7f
Rename register classes to be upper case to make it obvious that they are X86
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specific in the tree patterns
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@7578 91177308-0d34-0410-b5e6-96231b3b80d8
2003-08-04 20:58:29 +00:00
Chris Lattner
bc21c34ea1
Parse DAG patterns
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@7577 91177308-0d34-0410-b5e6-96231b3b80d8
2003-08-04 20:44:43 +00:00
Chris Lattner
8e9a9774eb
add support for DagInit initializers, which represent DAG patterns
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@7576 91177308-0d34-0410-b5e6-96231b3b80d8
2003-08-04 20:44:17 +00:00
Chris Lattner
7c1af88b8e
New testcase
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@7575 91177308-0d34-0410-b5e6-96231b3b80d8
2003-08-04 20:43:48 +00:00
Chris Lattner
13854f295b
Update file header comment
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@7574 91177308-0d34-0410-b5e6-96231b3b80d8
2003-08-04 20:08:28 +00:00
Chris Lattner
68a13dc8c0
Urg, do not print "foo has changed" messages
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@7573 91177308-0d34-0410-b5e6-96231b3b80d8
2003-08-04 20:07:01 +00:00
Chris Lattner
7bb107de41
While I'm looking at it, line up the SED lines
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@7572 91177308-0d34-0410-b5e6-96231b3b80d8
2003-08-04 19:48:10 +00:00
Chris Lattner
a328f887c7
* Don't print out HOW we are running Flex unless in verbose mode. We already
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hide the bison command line.
* If running flex or bison gives us the files we already have, don't overwrite
the ones we have, which cause unnecessary compilation. I demand the ability
to make meaningless changes without penalty!
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@7571 91177308-0d34-0410-b5e6-96231b3b80d8
2003-08-04 19:47:06 +00:00
Misha Brukman
5d3f1f01aa
Do not attempt to reduce a test case if it is an empty set.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@7570 91177308-0d34-0410-b5e6-96231b3b80d8
2003-08-04 19:03:42 +00:00
John Criswell
5cfff2545d
Added code that ensures that we don't try to reduce an empty vector of basic
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blocks.
This fixes the bugpoint regressions.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@7569 91177308-0d34-0410-b5e6-96231b3b80d8
2003-08-04 18:24:31 +00:00
Chris Lattner
e5bb2d94d9
There is nothing special about noops anymore
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@7568 91177308-0d34-0410-b5e6-96231b3b80d8
2003-08-04 05:11:37 +00:00
Chris Lattner
17d4d147dd
There is nothing special about noops now
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@7567 91177308-0d34-0410-b5e6-96231b3b80d8
2003-08-04 05:11:19 +00:00
Chris Lattner
cad3569656
Transition complete, remove the obsolete 'set' keyword
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@7566 91177308-0d34-0410-b5e6-96231b3b80d8
2003-08-04 05:04:52 +00:00