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Author SHA1 Message Date
Chris Lattner
c2db1a95df * Simplify code a bit by breaking the PHI node handling stuff out into a seperate 
function from normal regalloc code
* Make the regalloc for a block a function instead of part of runOnMachineBB, which
  makes it easier to see what's going on in runOnMBB.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@5051 91177308-0d34-0410-b5e6-96231b3b80d8
 2002-12-15 19:51:14 +00:00
Chris Lattner
afe628c1d6 Changes to make new TargetRegisterClass interface. 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@5050 91177308-0d34-0410-b5e6-96231b3b80d8
 2002-12-15 19:29:34 +00:00
Chris Lattner
0f24e33b73 Simplify TargetRegisterClass a bit, also eliminating virtual function call 
overhead


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@5049 91177308-0d34-0410-b5e6-96231b3b80d8
 2002-12-15 19:29:14 +00:00
Chris Lattner
9593fb1503 * Remove some unneccesary instance variables 
* Make allocateStackSpaceFor only allocate the right amount of space


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@5048 91177308-0d34-0410-b5e6-96231b3b80d8
 2002-12-15 19:07:34 +00:00
Chris Lattner
439b76730d * Simplify TargetRegisterClass implementations 
* Change regclass iterators to use an extra level of pointers


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@5047 91177308-0d34-0410-b5e6-96231b3b80d8
 2002-12-15 18:40:36 +00:00
Chris Lattner
aa8dad5561 * Rename const_regclass_begin/end to just regclass_begin/end 
* Regclass iterators need an extra level of pointerness to work right
* Pull inverse mapping code out of target description files


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@5046 91177308-0d34-0410-b5e6-96231b3b80d8
 2002-12-15 18:40:01 +00:00
Chris Lattner
dd444f9242 pull inverse reg class mapping into a class that is sharable and out of the 
target register description classes.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@5045 91177308-0d34-0410-b5e6-96231b3b80d8
 2002-12-15 18:38:59 +00:00
Chris Lattner
abe8dd592d Prune #includes 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@5044 91177308-0d34-0410-b5e6-96231b3b80d8
 2002-12-15 18:19:24 +00:00
Chris Lattner
ad44bd99ff Remove extraneous #includes, perform FIXME 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@5043 91177308-0d34-0410-b5e6-96231b3b80d8
 2002-12-15 18:15:24 +00:00
Chris Lattner
e3912ee3ab New testcase for structure argument problems. 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@5042 91177308-0d34-0410-b5e6-96231b3b80d8
 2002-12-15 17:46:18 +00:00
Chris Lattner
4fed97f801 New test to make sure I'm getting constness right 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@5041 91177308-0d34-0410-b5e6-96231b3b80d8
 2002-12-15 17:37:35 +00:00
Chris Lattner
1765b5dbcf New testcase, courtesy of Brian Gaeke 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@5040 91177308-0d34-0410-b5e6-96231b3b80d8
 2002-12-15 17:14:32 +00:00
Chris Lattner
197ff79a8c Fix bug: Assembler/2002-12-15-GlobalResolve.ll 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@5039 91177308-0d34-0410-b5e6-96231b3b80d8
 2002-12-15 16:41:52 +00:00
Chris Lattner
49f20c45ff Allow folding together two globals through type resolution 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@5038 91177308-0d34-0410-b5e6-96231b3b80d8
 2002-12-15 16:32:21 +00:00
Chris Lattner
8e637a9383 planes is not spelled with an O 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@5037 91177308-0d34-0410-b5e6-96231b3b80d8
 2002-12-15 16:20:23 +00:00
Chris Lattner
b65184e1ea Testcase identified by Brian Gaeke that breaks the C frontend... 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@5036 91177308-0d34-0410-b5e6-96231b3b80d8
 2002-12-15 15:52:03 +00:00
Chris Lattner
71c83728b4 Fix borkness with not using MachineBasicBlocks in PHI nodes 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@5035 91177308-0d34-0410-b5e6-96231b3b80d8
 2002-12-15 08:02:51 +00:00
Chris Lattner
6b993ccfe5 Add support to cast from a bool type 
Add support for boolean constants
add getClassB method


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@5034 91177308-0d34-0410-b5e6-96231b3b80d8
 2002-12-15 08:02:15 +00:00
Chris Lattner
d909683591 Use MachineOperand::isFoo methods instead of our own global functions 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@5033 91177308-0d34-0410-b5e6-96231b3b80d8
 2002-12-15 08:01:39 +00:00
Chris Lattner
8cbfc75d17 Add capability to have a MachineBasicBlock as an operand to a MachineInstr 
Add a bunch of methods to MachineOperand is* to reduce usage of MO_foo


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@5032 91177308-0d34-0410-b5e6-96231b3b80d8
 2002-12-15 08:01:02 +00:00
Chris Lattner
a4c096d671 New testcase for bool support 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@5031 91177308-0d34-0410-b5e6-96231b3b80d8
 2002-12-15 07:55:43 +00:00
Chris Lattner
4d0a82da2d Fix a huge performance problem in reassociate by introducing a 
rank map cache for instruction ranks


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@5030 91177308-0d34-0410-b5e6-96231b3b80d8
 2002-12-15 03:56:00 +00:00
Chris Lattner
680f0c283d Minor changes: 
* Reword comment to make more clear
  * Don't print out BB's after modification made
  * Don't delete and new an instruction when we need to move something, just move it.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@5029 91177308-0d34-0410-b5e6-96231b3b80d8
 2002-12-15 03:49:50 +00:00
Chris Lattner
debb5ee6c0 Make stuff compiled with gccld not dump into the debugger if there's a problem 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@5028 91177308-0d34-0410-b5e6-96231b3b80d8
 2002-12-14 21:28:32 +00:00
Chris Lattner
041b31ce69 Pass command line arguments to main 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@5027 91177308-0d34-0410-b5e6-96231b3b80d8
 2002-12-13 16:48:57 +00:00
Chris Lattner
395a8821bf Add statistic 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@5026 91177308-0d34-0410-b5e6-96231b3b80d8
 2002-12-13 15:28:42 +00:00
Chris Lattner
e4adeb47ff Test indirect call 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@5025 91177308-0d34-0410-b5e6-96231b3b80d8
 2002-12-13 14:15:20 +00:00
Chris Lattner
6e49a4b814 Implement indirect function calls 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@5024 91177308-0d34-0410-b5e6-96231b3b80d8
 2002-12-13 14:13:27 +00:00
Misha Brukman
b8ead9dc22 Make function code generation printing debug-only. 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@5023 91177308-0d34-0410-b5e6-96231b3b80d8
 2002-12-13 13:16:14 +00:00
Misha Brukman
e4bdfa6353 Made status output debug-only (for testing diffs against lli). 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@5022 91177308-0d34-0410-b5e6-96231b3b80d8
 2002-12-13 13:15:36 +00:00
Chris Lattner
202a2d0e17 Fix bork in doMultiply 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@5021 91177308-0d34-0410-b5e6-96231b3b80d8
 2002-12-13 13:07:42 +00:00
Chris Lattner
d7d3872fb0 Add sanity checks 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@5020 91177308-0d34-0410-b5e6-96231b3b80d8
 2002-12-13 13:04:04 +00:00
Misha Brukman
0868667f78 Fixed a bug where moves due to phis were being neglected. 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@5019 91177308-0d34-0410-b5e6-96231b3b80d8
 2002-12-13 12:33:31 +00:00
Chris Lattner
84b7207df8 New testcase 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@5018 91177308-0d34-0410-b5e6-96231b3b80d8
 2002-12-13 12:10:16 +00:00
Misha Brukman
87e369d221 Cleaned up the code: factored out switch/case into a separate function, put 
constants in an array for quick lookup. Stole the idea from elsewhere in
Jello.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@5017 91177308-0d34-0410-b5e6-96231b3b80d8
 2002-12-13 12:00:06 +00:00
Misha Brukman
74676da6f1 Need to insert all moves due to PHI nodes before *ALL* jumps in a predecessor 
basic block, as there could be multiple.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@5016 91177308-0d34-0410-b5e6-96231b3b80d8
 2002-12-13 11:55:59 +00:00
Chris Lattner
920536333c Insert phi code at top of block 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@5015 91177308-0d34-0410-b5e6-96231b3b80d8
 2002-12-13 11:52:34 +00:00
Brian Gaeke
992447f91b lib/Target/X86/InstSelectSimple.cpp: 
The MachineBasicBlock variable name patrol hereby fines Chris Lattner
one bag of nachos, for shadowing global names while his license to do so
was under suspension.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@5014 91177308-0d34-0410-b5e6-96231b3b80d8
 2002-12-13 11:39:18 +00:00
Misha Brukman
972b03fa53 This should be more correct: invalidates physical registers that are used in 
an instruction to avoid using them to allocate to other virtual registers.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@5013 91177308-0d34-0410-b5e6-96231b3b80d8
 2002-12-13 11:33:22 +00:00
Chris Lattner
7d25589ee1 Implement cast bool to X 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@5012 91177308-0d34-0410-b5e6-96231b3b80d8
 2002-12-13 11:31:59 +00:00
Brian Gaeke
71794c0069 Rename all BMI MachineBasicBlock operands to MBB. 
Try to mess around with emitGEPOperation's elementSizeReg to make it work,
again.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@5011 91177308-0d34-0410-b5e6-96231b3b80d8
 2002-12-13 11:22:48 +00:00
Chris Lattner
f08ad9f817 Finish up iterator stuph 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@5009 91177308-0d34-0410-b5e6-96231b3b80d8
 2002-12-13 10:50:40 +00:00
Misha Brukman
fa18ade05b Treat longs as ints => pretend they're all 32-bit values and squeeze them into 
32-bit registers.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@5008 91177308-0d34-0410-b5e6-96231b3b80d8
 2002-12-13 10:43:09 +00:00
Misha Brukman
59b3eedf31 Fixed bug with running out of registers. Also, reinstated namespace which 
disappeared during the last checkin.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@5007 91177308-0d34-0410-b5e6-96231b3b80d8
 2002-12-13 10:42:31 +00:00
Chris Lattner
790f64bce8 Return success on success 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@5006 91177308-0d34-0410-b5e6-96231b3b80d8
 2002-12-13 10:13:45 +00:00
Chris Lattner
0907c16cbf Test more phi stuff 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@5005 91177308-0d34-0410-b5e6-96231b3b80d8
 2002-12-13 10:12:50 +00:00
Chris Lattner
333b2fa560 Code gen phi's correctly 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@5004 91177308-0d34-0410-b5e6-96231b3b80d8
 2002-12-13 10:09:43 +00:00
Chris Lattner
3faae2dbc2 Print X86 PHI nodes in a sane manner 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@5003 91177308-0d34-0410-b5e6-96231b3b80d8
 2002-12-13 09:59:26 +00:00
Misha Brukman
203b769b20 This should handle register allocating PHI nodes. 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@5002 91177308-0d34-0410-b5e6-96231b3b80d8
 2002-12-13 09:54:36 +00:00
Misha Brukman
2b46e8eccc Added moveReg2Reg() and moveImm2Reg() to accomodate moving data around due to 
PHI nodes.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@5001 91177308-0d34-0410-b5e6-96231b3b80d8
 2002-12-13 09:54:12 +00:00