Misha Brukman
0721867c8d
A simple (spilling) register allocator.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@4828 91177308-0d34-0410-b5e6-96231b3b80d8
2002-11-22 22:44:32 +00:00
Misha Brukman
cf2b9ac204
Added methods to read/write values to stack in .h, fixed implementation in
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.cpp to return the iterator correctly.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@4827 91177308-0d34-0410-b5e6-96231b3b80d8
2002-11-22 22:43:47 +00:00
Misha Brukman
a85d6bc2bc
Added -*- C++ -*- mode to the comments.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@4826 91177308-0d34-0410-b5e6-96231b3b80d8
2002-11-22 22:42:50 +00:00
Misha Brukman
faf0b8c401
Add a simple way to add memory locations of format [reg+offset]
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@4825 91177308-0d34-0410-b5e6-96231b3b80d8
2002-11-22 22:42:12 +00:00
Brian Gaeke
fa8d571bd4
lib/Target/X86/InstSelectSimple.cpp: Add visitCallInst, visitCastInst.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@4821 91177308-0d34-0410-b5e6-96231b3b80d8
2002-11-22 11:07:01 +00:00
Chris Lattner
1d53ce4067
Handle cmp Reg, 0 correctly
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@4819 91177308-0d34-0410-b5e6-96231b3b80d8
2002-11-21 23:30:00 +00:00
Chris Lattner
7ef33a9076
Printing support for more stuff
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@4818 91177308-0d34-0410-b5e6-96231b3b80d8
2002-11-21 22:49:46 +00:00
Chris Lattner
3a9a693987
Don't add implicit operands
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@4817 91177308-0d34-0410-b5e6-96231b3b80d8
2002-11-21 22:49:20 +00:00
Chris Lattner
128a7a96f0
Fix off by one bug
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@4816 91177308-0d34-0410-b5e6-96231b3b80d8
2002-11-21 22:48:15 +00:00
Chris Lattner
15207f45db
Add fixme
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@4815 91177308-0d34-0410-b5e6-96231b3b80d8
2002-11-21 22:48:01 +00:00
Chris Lattner
47b4a9b2e0
Minor code cleanups
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@4814 91177308-0d34-0410-b5e6-96231b3b80d8
2002-11-21 21:04:50 +00:00
Chris Lattner
1804233ca5
Implement printing of store instructions
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@4813 91177308-0d34-0410-b5e6-96231b3b80d8
2002-11-21 21:03:39 +00:00
Chris Lattner
3d3067bf6b
The big change here is to handle printing/emission of X86II::MRMSrcMem
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instructions. Right now the only users are load instructions, and Misha's
spill code
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@4812 91177308-0d34-0410-b5e6-96231b3b80d8
2002-11-21 20:44:15 +00:00
Chris Lattner
92845e37f5
Remove implicit information from instruction selector
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@4811 91177308-0d34-0410-b5e6-96231b3b80d8
2002-11-21 18:54:29 +00:00
Chris Lattner
457adb55f9
Add printing information for MUL and DIV
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@4810 91177308-0d34-0410-b5e6-96231b3b80d8
2002-11-21 18:54:14 +00:00
Chris Lattner
94e8ee2282
Fix a bug that prevented compilation of multiple functions
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@4809 91177308-0d34-0410-b5e6-96231b3b80d8
2002-11-21 17:26:58 +00:00
Chris Lattner
d3e0faca06
Remove opcode information for instructions that are completely defined now
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@4805 91177308-0d34-0410-b5e6-96231b3b80d8
2002-11-21 17:12:55 +00:00
Chris Lattner
644e3261d1
Add printing support for sahf & setcc
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@4804 91177308-0d34-0410-b5e6-96231b3b80d8
2002-11-21 17:10:57 +00:00
Chris Lattner
675dd2cc47
Add printing support for /0 /1 type instructions
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@4803 91177308-0d34-0410-b5e6-96231b3b80d8
2002-11-21 17:09:01 +00:00
Chris Lattner
85b39f229f
Add support for /0 /1, etc type instructions
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@4802 91177308-0d34-0410-b5e6-96231b3b80d8
2002-11-21 17:08:49 +00:00
Chris Lattner
627079d42a
User defined operators are not supposed to live beyond the lifetime of the
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pass. Detect and flag them.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@4801 91177308-0d34-0410-b5e6-96231b3b80d8
2002-11-21 16:54:22 +00:00
Chris Lattner
4b4e9dd937
Rename the SetCC X86 instructions to reflect the fact that they are the
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register versions
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@4800 91177308-0d34-0410-b5e6-96231b3b80d8
2002-11-21 16:19:42 +00:00
Chris Lattner
05093a51b4
Simplify setcc code a bit
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@4799 91177308-0d34-0410-b5e6-96231b3b80d8
2002-11-21 15:52:38 +00:00
Chris Lattner
77875d88d0
Support Registers of the form (B8+ rd) for example
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@4798 91177308-0d34-0410-b5e6-96231b3b80d8
2002-11-21 02:00:20 +00:00
Chris Lattner
97ad9e1fea
Dont' set flags
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@4797 91177308-0d34-0410-b5e6-96231b3b80d8
2002-11-21 01:59:50 +00:00
Chris Lattner
233ad71051
Implement printing more, implement opcode output more
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@4796 91177308-0d34-0410-b5e6-96231b3b80d8
2002-11-21 01:33:44 +00:00
Chris Lattner
0dc20dda5b
Huge diff do to reindeinting comments.
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Basically just adds OpSize flags for instructions that need them.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@4795 91177308-0d34-0410-b5e6-96231b3b80d8
2002-11-21 01:33:28 +00:00
Chris Lattner
11e53e3c38
Add new prefix flag
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@4794 91177308-0d34-0410-b5e6-96231b3b80d8
2002-11-21 01:32:55 +00:00
Chris Lattner
644e1abae4
Print another class of instructions correctly, giving us: xorl EDX, EDX
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for example.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@4793 91177308-0d34-0410-b5e6-96231b3b80d8
2002-11-21 00:30:01 +00:00
Misha Brukman
7c58925050
Booleans are types too. And they get stored in bytes. And InstructionSelection
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doesn't assert fail. And everyone's happy. Yay!
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@4792 91177308-0d34-0410-b5e6-96231b3b80d8
2002-11-21 00:25:56 +00:00
Chris Lattner
51cbcbf435
Initial checkin of Module cloning support stuff
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@4788 91177308-0d34-0410-b5e6-96231b3b80d8
2002-11-20 20:47:41 +00:00
Chris Lattner
900c23ced0
X86 target builds fine now
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@4786 91177308-0d34-0410-b5e6-96231b3b80d8
2002-11-20 20:17:03 +00:00
Chris Lattner
da3c8a7674
Fix symbol table problem
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@4785 91177308-0d34-0410-b5e6-96231b3b80d8
2002-11-20 19:32:43 +00:00
Misha Brukman
b83b28697c
Add definitions for function headers from MRegisterInfo.h:
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Some functions are in X86RegisterInfo.cpp, others, because of the data they
need, are in X86RegisterClasses.cpp, which also defines some register classes:
byte, short, and int.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@4784 91177308-0d34-0410-b5e6-96231b3b80d8
2002-11-20 18:59:43 +00:00
Misha Brukman
e1f0d8113a
Check not only for MO_VirtualRegister, but MO_MachineRegister as well when
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printing out assembly. After all, we want the real thing too.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@4783 91177308-0d34-0410-b5e6-96231b3b80d8
2002-11-20 18:56:41 +00:00
Misha Brukman
b7825bc725
Initialize the SSARegMap.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@4782 91177308-0d34-0410-b5e6-96231b3b80d8
2002-11-20 18:55:27 +00:00
Chris Lattner
cfe487296c
Don't build X86 target yet
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@4780 91177308-0d34-0410-b5e6-96231b3b80d8
2002-11-20 18:37:37 +00:00
Chris Lattner
6e6026b465
- Eliminated the deferred symbol table stuff in Module & Function, it really
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wasn't an optimization and it was causing lots of bugs.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@4779 91177308-0d34-0410-b5e6-96231b3b80d8
2002-11-20 18:36:02 +00:00
Chris Lattner
c09aab0a4d
Fix minor bugs
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@4778 91177308-0d34-0410-b5e6-96231b3b80d8
2002-11-20 18:32:31 +00:00
Chris Lattner
2c08dcc276
Eliminate the concept of a deferred symbol table. The optimization really isn't,
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and it causes obscure bugs to show up in passes.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@4777 91177308-0d34-0410-b5e6-96231b3b80d8
2002-11-20 18:07:48 +00:00
Misha Brukman
d2cc017f46
Add mapping in MachineFunction from SSA regs to Register Classes. Also,
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uncovered a bug where registers were not being put in a map if they were not
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@4776 91177308-0d34-0410-b5e6-96231b3b80d8
2002-11-20 00:58:23 +00:00
Misha Brukman
90ed18c201
Sigh. Fixed some speling.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@4775 91177308-0d34-0410-b5e6-96231b3b80d8
2002-11-20 00:56:42 +00:00
Misha Brukman
602b9ff595
Thanks to the R8, R16, and R32 macros, I can now deal with registers that
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belong to different register classes easier.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@4773 91177308-0d34-0410-b5e6-96231b3b80d8
2002-11-20 00:47:40 +00:00
Chris Lattner
03b4c2d22a
Remove unneccesary #include
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@4772 91177308-0d34-0410-b5e6-96231b3b80d8
2002-11-19 23:12:53 +00:00
Chris Lattner
5a8932f57f
Implement the CloneFunction function
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@4771 91177308-0d34-0410-b5e6-96231b3b80d8
2002-11-19 23:12:22 +00:00
Chris Lattner
d18015599c
Minor changes to cloning interface
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@4770 91177308-0d34-0410-b5e6-96231b3b80d8
2002-11-19 22:54:01 +00:00
Chris Lattner
6c2e2e5287
Fix two fixmes: integrate with inlining, and document
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@4769 91177308-0d34-0410-b5e6-96231b3b80d8
2002-11-19 22:04:49 +00:00
Chris Lattner
dcd8040d11
Rework inline pass to use cloning infrastructure to do the dirty work
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@4766 91177308-0d34-0410-b5e6-96231b3b80d8
2002-11-19 21:54:07 +00:00
Chris Lattner
309f19391b
Start using the new function cloning header
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@4764 91177308-0d34-0410-b5e6-96231b3b80d8
2002-11-19 20:59:41 +00:00
Chris Lattner
e6aa37388a
Move MutatStructTypes.h out of IPO
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@4762 91177308-0d34-0410-b5e6-96231b3b80d8
2002-11-19 20:49:40 +00:00