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d329d95d7f
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217 Commits

Author SHA1 Message Date
Chris Lattner
d329d95d7f * Add support for FP registers ST* 
* Add support for the constant pool & constant pool indices
* Add support for MRMS?m instructions
* Fix FP Prefix emission
* Add support for global addresses and external symbols

llvm-svn: 5224
 2003-01-13 00:33:59 +00:00
Chris Lattner
f3989edae2 * Adjust to use new interfaces, eliminating CurReg stuff 
* Support arbitrary FP constants
* Fix bugs in frame layout for function calls and incoming arguments
* Insert copies for constant arguments to PHI nodes into the BOTTOM of
  predecessor blocks, not the top.
* Implement _floating point_ support: setcc, return, load, store, cast
* Fix several bugs in the cast instruction
* Abstract out call emission and load/store for FP
* Implement malloc/free without previous lowering pass.
* Make use of new forms of MachineOperand
* Implement _long_ support!
* Fix many bugs in FP support
* Change branch from je/jne to je/jmp
* Simplify code generated for GEP instructions

llvm-svn: 5223
 2003-01-13 00:32:26 +00:00
Chris Lattner
dfa3c21f1c More renamings of Target/Machine*Info to Target/Target*Info 
llvm-svn: 5204
 2002-12-29 03:13:05 +00:00
Chris Lattner
bff4411f3a Rename MachineOptInfo to TargetoptInfo 
Rename MachineCacheInfo to TargetCacheInfo

llvm-svn: 5203
 2002-12-29 02:50:35 +00:00
Chris Lattner
ea33ca1e96 Rename FunctionFrameInfo to MachineFrameInfo 
llvm-svn: 5201
 2002-12-28 21:08:28 +00:00
Chris Lattner
2407294a41 Rename MachineFrameInfo to TargetFrameInfo.h 
llvm-svn: 5199
 2002-12-28 21:00:25 +00:00
Chris Lattner
105b7d86fb Implement the TargetFrameInfo interface 
llvm-svn: 5189
 2002-12-28 20:33:52 +00:00
Chris Lattner
c98a33844d * Initialize new FrameInfo member 
* most pass ctors no longer take TM arguments
* New prolog/epilog insertion pass

llvm-svn: 5188
 2002-12-28 20:33:32 +00:00
Chris Lattner
56a499f4ee Changes to match new MRegisterInfo api 
llvm-svn: 5187
 2002-12-28 20:32:54 +00:00
Chris Lattner
a2bb8607ab *** Implement frame pointer elimination on X86! 
* Include contents of X86RegisterClasses.cpp into here
* Adjustments to register api to work with new frame manager
* Eliminate moveImm2Reg, getFramePointer, and getStackPointer
* Cleanup and simplify prolog/epilog code generation
* Prolog/epilog are MUCH more efficient now.

llvm-svn: 5186
 2002-12-28 20:32:28 +00:00
Chris Lattner
df4f605836 Contents merged with X86RegisterInfo.cpp 
llvm-svn: 5185
 2002-12-28 20:30:15 +00:00
Chris Lattner
4c782b2fb2 * Remove implementations of previously pure virtual functions that are not any longer. 
llvm-svn: 5184
 2002-12-28 20:29:41 +00:00
Chris Lattner
edd79f7fe1 * Minor reformatting 
* Remove some size suffixes [bwl]
* Add new ADJCALLSTACKDOWN & ADJCALLSTACKUP pseudo instrs
* Call instructions are M_CALL not M_BRANCH!
* Disable push and pop instructions
* Add new ANDri32 instr

llvm-svn: 5183
 2002-12-28 20:29:14 +00:00
Chris Lattner
f6da2e0f4c New addFrameReference function 
llvm-svn: 5182
 2002-12-28 20:26:58 +00:00
Chris Lattner
2342bfb2f9 * Most pass ctor functions don't take TM arguments anymore 
* New createPrologEpilogCodeInserter() function

llvm-svn: 5181
 2002-12-28 20:26:16 +00:00
Chris Lattner
be4392473a * Convert to a MachineFunctionPass 
* Don't take a TM as a ctor parameter
* Print [X - Y] instead of [X + -Y] when possible

llvm-svn: 5180
 2002-12-28 20:25:38 +00:00
Chris Lattner
9f8812ec40 * Convert to a MachineFunctionPass 
* ctor doesn't take TM argument
* handle direct ESP references correctly!

llvm-svn: 5179
 2002-12-28 20:24:48 +00:00
Chris Lattner
f3b903dcc8 * Use the new Abstract Frame Manager to handle incoming arguments and 
fixed size allocas
* Revamp call emission to work with new frame manager

llvm-svn: 5178
 2002-12-28 20:24:02 +00:00
Chris Lattner
53e9d39bc2 * Simplify Value classes 
* Add initial support for FP constants
* Add initial FP support for several instructions

llvm-svn: 5154
 2002-12-25 05:13:53 +00:00
Chris Lattner
e639913b11 * Use new pseudo instr form for instructions 
* Mark CALLpcrel as a RawFrm instruction as required
* Eliminate invalid BSWAP16 instruction
* Add xchg instructions
* Add initial support for FP instructions

llvm-svn: 5153
 2002-12-25 05:11:46 +00:00
Chris Lattner
d4566a0a47 Add FP instr prefix byte support 
Add Pseudo instr class

llvm-svn: 5152
 2002-12-25 05:09:59 +00:00
Chris Lattner
c96e206d58 Add support for FP prefixes 
llvm-svn: 5151
 2002-12-25 05:09:21 +00:00
Chris Lattner
68a2c5d133 Add printer support for Pseudo instructions 
llvm-svn: 5150
 2002-12-25 05:09:01 +00:00
Chris Lattner
ab905c5375 Initial support for FP registers 
llvm-svn: 5149
 2002-12-25 05:08:03 +00:00
Chris Lattner
05a3f80d24 New simpler spill interface 
llvm-svn: 5148
 2002-12-25 05:07:09 +00:00
Chris Lattner
34940d2aa8 Adjustments to match new simpler spill interface 
llvm-svn: 5147
 2002-12-25 05:06:43 +00:00
Chris Lattner
31a733bd3a Free machine code 
llvm-svn: 5146
 2002-12-25 05:06:21 +00:00
Chris Lattner
886374c6bc Changes to allow for a configurable target machine that allows big endian and/or long pointer operation 
llvm-svn: 5131
 2002-12-24 00:04:01 +00:00
Chris Lattner
16378bf522 Changes to compile with GCC 2.96 
Changes to support configurable pointer size and endianness

llvm-svn: 5130
 2002-12-24 00:03:11 +00:00
Chris Lattner
8e628685d9 Fix compilation on gcc 2.96 
llvm-svn: 5116
 2002-12-23 23:46:55 +00:00
Chris Lattner
285f1458f0 Add definition for the bswap instruction 
*** FIX: the encoding of the SUB instruction

llvm-svn: 5115
 2002-12-23 23:46:31 +00:00
Chris Lattner
9e13907a4f Add support for the bswap instruction 
llvm-svn: 5114
 2002-12-23 23:46:00 +00:00
Chris Lattner
2dc1b58c11 Fix warning 
llvm-svn: 5109
 2002-12-20 04:13:28 +00:00
Chris Lattner
f8876bb77d CBW doesn't modify AL 
llvm-svn: 5108
 2002-12-20 04:13:11 +00:00
Chris Lattner
d838414ec1 fix warning 
llvm-svn: 5107
 2002-12-20 04:12:48 +00:00
Chris Lattner
c21fd773b8 Don't force setCC instructions into AL 
llvm-svn: 5104
 2002-12-18 01:44:31 +00:00
Chris Lattner
b1c74bb421 Add comments, switch uses/defs to match InstrInfo.def file 
llvm-svn: 5102
 2002-12-18 01:05:54 +00:00
Chris Lattner
0607e84008 Add reg clobber list for direct calls 
Represent empty use/def list as a null pointer

llvm-svn: 5101
 2002-12-18 01:05:31 +00:00
Chris Lattner
0b617b0e1d Update to use new interface for register info 
llvm-svn: 5098
 2002-12-17 04:19:17 +00:00
Chris Lattner
dbca3de031 Round number of bytes allocated on the stack up to a multiple of 4 so that the 
stack remains aligned

llvm-svn: 5095
 2002-12-17 03:15:26 +00:00
Chris Lattner
305d72e965 Local register allocator is now stable enough for use, it passes all tests 
llvm-svn: 5094
 2002-12-17 02:51:15 +00:00
Chris Lattner
4a60d804c2 Register allocator is responsible for spilling callee saved regs 
llvm-svn: 5092
 2002-12-17 02:48:57 +00:00
Chris Lattner
c7e6dd2341 Build add instructions of the correct form! 
llvm-svn: 5090
 2002-12-16 23:36:57 +00:00
Chris Lattner
f5da16f2f6 Two fixes: 
* Only load incoming arguments into virtual registers once at the
    beginning of the function
  * Assign different virtual registers to each reference to constants/globals

llvm-svn: 5088
 2002-12-16 22:54:46 +00:00
Chris Lattner
9d64c1e53a Fix prolog/epilog in the presence of alloca 
llvm-svn: 5087
 2002-12-16 22:29:30 +00:00
Chris Lattner
2e17697e81 Make sure stack manipulation refers to ESP the right number of times 
llvm-svn: 5086
 2002-12-16 22:29:06 +00:00
Chris Lattner
de4d89ef9f Add some special cases to make common getelementptr cases easier to read/faster 
llvm-svn: 5084
 2002-12-16 19:32:50 +00:00
Chris Lattner
4576429b7c Finish implementation of alias list impl 
llvm-svn: 5083
 2002-12-16 19:31:48 +00:00
Chris Lattner
4d0ca4b442 Add mechanism to select register allocator to use 
llvm-svn: 5079
 2002-12-16 16:15:51 +00:00
Chris Lattner
b833239d6b Try #2 to get alias set stuff to work 
llvm-svn: 5077
 2002-12-16 16:14:51 +00:00