Evan Cheng
3bcf0cdd72
Mark several codegen passes as preserving all analysis.
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llvm-svn: 56469
2008-09-22 20:58:04 +00:00
Dale Johannesen
375ba5ee63
More refactoring. Yawn.
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llvm-svn: 56468
2008-09-22 20:51:30 +00:00
Mikhail Glushenkov
b34f7a3c40
Convert llvmc2 plugins to use llvm/Support/Registry.h machinery.
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llvm-svn: 56467
2008-09-22 20:51:19 +00:00
Mikhail Glushenkov
cf04ed88af
Move llvmc2 header files under include/llvm/CompilerDriver
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llvm-svn: 56466
2008-09-22 20:50:40 +00:00
Mikhail Glushenkov
3895eee874
Plugin support for llvmc2 (a-la opt).
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llvm-svn: 56465
2008-09-22 20:49:34 +00:00
Mikhail Glushenkov
9526cb9083
Add a 'Debugging' section to the documentation.
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llvm-svn: 56464
2008-09-22 20:48:48 +00:00
Mikhail Glushenkov
e412a69526
Make comments a little bit more clear.
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llvm-svn: 56463
2008-09-22 20:48:22 +00:00
Mikhail Glushenkov
72e4c4e976
Get rid of GlobalLanguageMap. Global state is evil.
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llvm-svn: 56462
2008-09-22 20:47:46 +00:00
Mikhail Glushenkov
0bc434886d
Rename our version of ccc to ccc2
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llvm-svn: 56461
2008-09-22 20:47:09 +00:00
Mikhail Glushenkov
efc58306e4
Fix some comments
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llvm-svn: 56460
2008-09-22 20:46:44 +00:00
Mikhail Glushenkov
7afbd753b7
Add a (forward_as) option property
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llvm-svn: 56459
2008-09-22 20:46:19 +00:00
Mikhail Glushenkov
54297e6546
Delete the file llvmc2/doc/LLVMC-Enhancements.rst + some minor language/spelling fixes.
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llvm-svn: 56458
2008-09-22 20:45:17 +00:00
Dale Johannesen
a28dd108a4
Refactor FP intrinisic setup. Per review feedback.
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llvm-svn: 56456
2008-09-22 19:51:58 +00:00
Oscar Fuentes
e51d9c0c3a
CMake build system: support for parallel builds.
...
llvm-svn: 56453
2008-09-22 18:21:51 +00:00
Evan Cheng
638ae1be58
Per review feedback: Only perform
...
(srl x, (trunc (and y, c))) -> (srl x, (and (trunc y), c))
etc. when both "trunc" and "and" have single uses.
llvm-svn: 56452
2008-09-22 18:19:24 +00:00
Arnold Schwaighofer
49f49e2086
Change the calling convention used when tail call optimization is enabled from CC_X86_32_TailCall to CC_X86_32_FastCC.
...
llvm-svn: 56436
2008-09-22 14:50:07 +00:00
Rafael Espindola
efe64e5f1e
Add bound checks in SmallVector
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llvm-svn: 56432
2008-09-22 10:06:26 +00:00
Oscar Fuentes
d1fdff199f
add_partially_linked_object: Replaced nonexistent MESSAGE option in
...
add_custom_command with COMMENT. It was forcing unconditional command
execution.
llvm-svn: 56425
2008-09-22 02:33:43 +00:00
Oscar Fuentes
0f25988689
Initial support for the CMake build system.
...
llvm-svn: 56419
2008-09-22 01:08:49 +00:00
Bill Wendling
3ee08ff81e
Add helper function to get a 32-bit floating point constant. No functionality change.
...
llvm-svn: 56418
2008-09-22 00:44:35 +00:00
Chris Lattner
2e3521d5e6
explain what earlyclobber actually is.
...
llvm-svn: 56415
2008-09-21 23:30:17 +00:00
Chris Lattner
6e5b4c609c
Fold immediates into X86 shifts with fast isel. This generates:
...
sarl $3, %ecx
instead of:
movl $3, %ecx
sarl %cl, %edx
This shrinks fast isel 176.gcc by about 2000 instructions (.3%)
llvm-svn: 56413
2008-09-21 21:44:29 +00:00
Dan Gohman
98a22f8a8f
Factor out code into HandleVirtRegDef, for consistency with
...
Handle{Virt,Phys}Reg{Def,Use}. Remove a redundant check
for register zero, and redundant checks for isPhysicalRegister.
llvm-svn: 56412
2008-09-21 21:11:41 +00:00
Dan Gohman
c8477ceabe
Instead of building a list and sorting it just to find a maximum element,
...
compute the maximum element directly.
llvm-svn: 56411
2008-09-21 21:01:49 +00:00
Owen Anderson
981113c401
Fetch the starting index of the block when assigning intervals. This gets live-in indices
...
correct in the presence of things like EH labels.
llvm-svn: 56410
2008-09-21 20:43:24 +00:00
Chris Lattner
01cab96cba
don't print GlobalAddressSDNode's with an offset of zero as "foo0".
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llvm-svn: 56399
2008-09-21 18:38:31 +00:00
Chris Lattner
c018045520
add a note
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llvm-svn: 56391
2008-09-20 19:17:53 +00:00
Cedric Venet
68f5000738
Update VS projects.
...
Change some class to struct for coherency.
llvm-svn: 56389
2008-09-20 18:02:18 +00:00
Dale Johannesen
baa4420dc2
Shorten and rearrange data fields to save a word of memory.
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Per review feedback.
llvm-svn: 56388
2008-09-20 17:45:21 +00:00
Duncan Sands
38b44d2a40
Implement review feedback from Devang: make use
...
of mayReadFromMemory and mayWriteToMemory.
llvm-svn: 56387
2008-09-20 16:45:58 +00:00
Dale Johannesen
4a0054dc9a
Teach coalescer about earlyclobber bits.
...
Check bits for preferred register.
llvm-svn: 56384
2008-09-20 02:03:04 +00:00
Evan Cheng
270178bdda
Fix PR2808. When regalloc runs out of register, it spill a physical register around the live interval being allocated. Do not continue to try to spill another register, just grab the physical register and move on.
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llvm-svn: 56381
2008-09-20 01:28:05 +00:00
Evan Cheng
c01e6c2f59
Clean up the test.
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llvm-svn: 56380
2008-09-20 01:26:27 +00:00
Evan Cheng
6a86ec1ef0
No need to print function stubs for Mac OS X 10.5 and up. Linker will handle it.
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llvm-svn: 56378
2008-09-20 00:13:45 +00:00
Evan Cheng
7bcd8409b7
80 column violation.
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llvm-svn: 56377
2008-09-20 00:13:08 +00:00
Dan Gohman
af1eeb6421
Fix a FastISel GlobalVariable CSE bug.
...
llvm-svn: 56376
2008-09-19 23:42:04 +00:00
Evan Cheng
23e36297d6
Continue after removing the current MI.
...
llvm-svn: 56372
2008-09-19 22:49:39 +00:00
Dan Gohman
f66b3277d3
Refactor X86SelectConstAddr, folding it into X86SelectAddress. This
...
results in better code for globals. Also, unbreak the local CSE for
GlobalValue stub loads.
llvm-svn: 56371
2008-09-19 22:16:54 +00:00
Dale Johannesen
312df3aa6d
Make earlyclobber stuff work when virtual regs
...
have previously been assigned conflicting physreg.
llvm-svn: 56364
2008-09-19 18:52:31 +00:00
Bill Wendling
505ec388e2
Prevent warning about conversion from 64-bit to 32-bit by (yuck) casting...
...
llvm-svn: 56359
2008-09-19 18:34:40 +00:00
Dan Gohman
192b12c522
Now that ConstantSDNode doesn't hold an APInt,
...
use ARG_FLAGSSDNode as the most aligned node type,
as it contains an int64_t, which is 8-byte
aligned on mingw.
llvm-svn: 56358
2008-09-19 18:09:19 +00:00
Ted Kremenek
543bdab683
Added static methods to APSInt: getMinValue and getMaxValue.
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llvm-svn: 56355
2008-09-19 18:01:14 +00:00
Evan Cheng
14493ffe78
Re-materalized definition instructions may be dead. Whack them.
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llvm-svn: 56352
2008-09-19 17:38:47 +00:00
Gabor Greif
984ba5a313
backing out my last commit, it was not intended to go on the trunk
...
llvm-svn: 56349
2008-09-19 15:13:20 +00:00
Gabor Greif
67fa076542
first shot at removing Use::Val
...
untested, Use::swap() is definitely not done yet
llvm-svn: 56348
2008-09-19 15:03:57 +00:00
Duncan Sands
317cef874d
Turn on the AddReadAttrs pass.
...
llvm-svn: 56345
2008-09-19 14:34:36 +00:00
Duncan Sands
df9829409c
Add test for improvement of readonly to readnone,
...
and non-demotion of readnone to readonly.
llvm-svn: 56344
2008-09-19 09:20:05 +00:00
Duncan Sands
6c31b40cef
Turn on these tests!
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llvm-svn: 56343
2008-09-19 09:16:32 +00:00
Duncan Sands
b2b5ddfaf6
Remove the MarkModRef pass (use AddReadAttrs instead).
...
Unfortunately this means removing one regression test
of GlobalsModRef because I couldn't work out how to
perform it without MarkModRef.
llvm-svn: 56342
2008-09-19 08:23:44 +00:00
Duncan Sands
c2ff9ca568
Add a new pass AddReadAttrs which works out which functions
...
can get the readnone/readonly attributes, and gives them it.
The plan is to remove markmodref (which did the same thing
by querying GlobalsModRef) and delete the analogous
functionality from GlobalsModRef.
llvm-svn: 56341
2008-09-19 08:17:05 +00:00