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559 Commits

Author SHA1 Message Date
Chris Lattner eb45c982ae Print machine frame objects with the frame offset intrinsic to the machine 
llvm-svn: 5329
 2003-01-16 18:35:57 +00:00
Chris Lattner 176866caed Fix problems with empty basic blocks 
llvm-svn: 5326
 2003-01-16 18:06:43 +00:00
Chris Lattner c52c791806 Arg, fix bugs in previous checkin... 
llvm-svn: 5322
 2003-01-16 02:24:20 +00:00
Chris Lattner 910ee768d0 Add assertion 
llvm-svn: 5321
 2003-01-16 02:22:08 +00:00
Chris Lattner 86ee825bce * Insert prolog/epilog code before rewriting indexes 
* Fix calculation of frame offsets when there is an offset.

llvm-svn: 5318
 2003-01-15 22:52:34 +00:00
Chris Lattner dea36ca100 Move sparc specific code into the Sparc backend 
llvm-svn: 5317
 2003-01-15 21:36:50 +00:00
Chris Lattner 1ff57d914c Adjust to new interfaces 
llvm-svn: 5314
 2003-01-15 21:14:01 +00:00
Chris Lattner e46165fcf0 Move headers around 
llvm-svn: 5312
 2003-01-15 21:02:16 +00:00
Chris Lattner 14802a539d Header is moved into local directory 
llvm-svn: 5311
 2003-01-15 21:00:02 +00:00
Chris Lattner 5f738161ae Fix bug in previous checkin 
llvm-svn: 5310
 2003-01-15 20:32:15 +00:00
Chris Lattner c75dc4856e Add new method 
llvm-svn: 5309
 2003-01-15 20:28:36 +00:00
Chris Lattner a23969b669 #include RegClass.h explicitly 
llvm-svn: 5307
 2003-01-15 19:57:07 +00:00
Chris Lattner 19a7cb2240 Remvoe dependency on RegClass.h 
llvm-svn: 5306
 2003-01-15 19:56:21 +00:00
Chris Lattner d840ccd2e0 Prune #includes 
llvm-svn: 5303
 2003-01-15 19:48:13 +00:00
Chris Lattner 46d4d231c5 Minor changes 
llvm-svn: 5302
 2003-01-15 19:47:53 +00:00
Chris Lattner 5da071b265 Remove obsolete ctor 
llvm-svn: 5301
 2003-01-15 19:47:02 +00:00
Chris Lattner 4f7088f6a2 Remove dead code 
llvm-svn: 5298
 2003-01-15 19:22:38 +00:00
Chris Lattner 8128936c33 Use buildmi not MI ctor directly 
llvm-svn: 5293
 2003-01-15 18:08:07 +00:00
Chris Lattner 24c1d5e551 Rename llvm/Analysis/LiveVar/FunctionLiveVarInfo.h -> llvm/CodeGen/FunctionLiveVarInfo.h 
llvm-svn: 5284
 2003-01-14 23:05:08 +00:00
Chris Lattner de1d729747 Move llvm/Analysis/LiveVar/ValueSet.h to CodeGen/ValueSet.h 
llvm-svn: 5282
 2003-01-14 22:56:37 +00:00
Chris Lattner b4d58d7f9e Rename MachineInstrInfo -> TargetInstrInfo 
llvm-svn: 5272
 2003-01-14 22:00:31 +00:00
Chris Lattner cab0b442f2 New files 
llvm-svn: 5262
 2003-01-13 20:01:16 +00:00
Chris Lattner cbedb8b400 * Use the PHI Elimination pass 
llvm-svn: 5220
 2003-01-13 00:26:08 +00:00
Chris Lattner bfa5319eb2 * Convert to use LiveVariable analysis 
* Convert to use PHIElimination pass
* Don't spill values which have just been reloaded (big win reducing spills)
* Add experimental support for eliminating spills before TwoAddress
  instructions.  It currently is broken so it is #ifdef'd out.
* Use new "is terminator" flag on instructions instead of looking for
  branches and returns explicitly.

llvm-svn: 5219
 2003-01-13 00:25:40 +00:00
Chris Lattner 8d2a07ab2f Convert to MachineFunctionPass 
llvm-svn: 5218
 2003-01-13 00:23:41 +00:00
Chris Lattner a2ad874c95 Add support for 3 new forms of MachineOperand 
llvm-svn: 5217
 2003-01-13 00:23:24 +00:00
Chris Lattner c6807e8f5d Add support for constant pool 
Add helper methods for MachineFrameInfo

llvm-svn: 5216
 2003-01-13 00:23:03 +00:00
Chris Lattner 6178ee9b36 Add support for global address by string and constant pool values 
llvm-svn: 5215
 2003-01-13 00:22:37 +00:00
Chris Lattner f9781b59ab More renamings of Target/Machine*Info to Target/Target*Info 
llvm-svn: 5204
 2002-12-29 03:13:05 +00:00
Chris Lattner 42d59219c7 Rename MachineOptInfo to TargetoptInfo 
Rename MachineCacheInfo to TargetCacheInfo

llvm-svn: 5203
 2002-12-29 02:50:35 +00:00
Chris Lattner ca4362fee7 Rename FunctionFrameInfo to MachineFrameInfo 
llvm-svn: 5200
 2002-12-28 21:08:26 +00:00
Chris Lattner 871e591e34 Rename MachineFrameInfo to TargetFrameInfo.h 
llvm-svn: 5199
 2002-12-28 21:00:25 +00:00
Chris Lattner c8b36e6362 Initial checkin of Prolog/Epilog code inserter, which is an important part 
of the abstract frame representation

llvm-svn: 5198
 2002-12-28 20:43:30 +00:00
Chris Lattner bf9d12ac8b * Convert to be a MachineFunctionPass instance 
* Use new FunctionFrameInfo object to manage stack slots instead of doing
  it directly
* Adjust to new MRegisterInfo API
* Don't take a TM as a ctor argument
* Don't keep track of which callee saved registers are modified
* Don't emit prolog/epilog code or spill/restore code for callee saved regs
* Use new allocation_order_begin/end iterators to simplify dramatically the
  logic for picking registers to allocate
* Machine PHI nodes can no longer contain constant arguments

* Use a bitvector to keep track of registers used instead of a set
* Fix problem where explicitly referenced registers would be added to
  regsused set and never removed

llvm-svn: 5196
 2002-12-28 20:42:14 +00:00
Chris Lattner b4e4111d75 * Convert to be a MachineFunctionPass instance 
* Use new FunctionFrameInfo object to manage stack slots instead of doing
  it directly
* Adjust to new MRegisterInfo API
* Don't take a TM as a ctor argument
* Don't keep track of which callee saved registers are modified
* Don't emit prolog/epilog code or spill/restore code for callee saved regs
* Use new allocation_order_begin/end iterators to simplify dramatically the
  logic for picking registers to allocate
* Machine PHI nodes can no longer contain constant arguments

llvm-svn: 5195
 2002-12-28 20:40:43 +00:00
Chris Lattner fd1ecadb1d * Add printing support for FrameIndex operands 
llvm-svn: 5194
 2002-12-28 20:37:37 +00:00
Chris Lattner 32525647e1 * A bunch of functionality and data was removed from MachineFunction and put 
into a new MachineFunctionInfo class
* Implement new FunctionFrameInfo class

llvm-svn: 5193
 2002-12-28 20:37:16 +00:00
Chris Lattner 0733616ec7 Frame info moved out of MachineFunction into a seperate object 
llvm-svn: 5192
 2002-12-28 20:35:34 +00:00
Chris Lattner 42714ec1bd Adjust to simpler spill interface 
Only spill and reload caller saved registers that are actually modified.

llvm-svn: 5145
 2002-12-25 05:05:46 +00:00
Chris Lattner ee73450749 Adjustments to work with the simpler spill interface 
llvm-svn: 5144
 2002-12-25 05:04:20 +00:00
Chris Lattner 448fb45b2d Remove dependency on SSARegMap.h by MachineFunction.h 
llvm-svn: 5143
 2002-12-25 05:03:22 +00:00
Chris Lattner 763729c5cd Substantial fixes to live range handling, fixing several problems, getting 
strtol to not miscompile, and fixing bug: 2002-12-23-LocalRAProblem.llx

llvm-svn: 5132
 2002-12-24 00:04:55 +00:00
Chris Lattner 095eac8109 Fix compilation on GCC 2.96 
llvm-svn: 5113
 2002-12-23 23:44:04 +00:00
Chris Lattner d4627093de * Fix several register aliasing bugs 
* Add a new option to eliminate spilling of registers that are only used
  within a basic block.

llvm-svn: 5106
 2002-12-18 08:14:26 +00:00
Chris Lattner dc451c6d27 Implicit defs/uses list may be empty. 
llvm-svn: 5103
 2002-12-18 01:11:14 +00:00
Chris Lattner ac5f3b3ed3 Use new reginfo interface 
llvm-svn: 5099
 2002-12-17 04:19:40 +00:00
Chris Lattner 0ea32b8dd3 Add prolog/epilog spills/reloads to counters 
Move X86 specific alignment gunk to X86 files

llvm-svn: 5096
 2002-12-17 03:16:10 +00:00
Chris Lattner 4664bd5798 Fix many bugs, regallocator now saves callee-save registers instead of target 
llvm-svn: 5093
 2002-12-17 02:50:10 +00:00
Chris Lattner 0129b86d55 * Fix a gross X86 hack that was intended to avoid allocating SP and BP 
* Implement register alias set support

llvm-svn: 5082
 2002-12-16 17:44:42 +00:00
Chris Lattner 1d84f0a461 Keep the stack frame aligned. 
llvm-svn: 5081
 2002-12-16 17:42:40 +00:00