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61 Commits

Author SHA1 Message Date
Anton Korobeynikov
d49ea77cbc Split thumb-related stuff into separate classes. 
Step 1: ARMInstructionInfo => {ARM,Thumb}InstructionInfo

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@74329 91177308-0d34-0410-b5e6-96231b3b80d8
 2009-06-26 21:28:53 +00:00
Bob Wilson
a96751fc8f Provide InitializeAllTargets and InitializeNativeTarget functions in the 
C bindings.  Change all the backend "Initialize" functions to have C linkage.
Change the "llvm/Config/Targets.def" header to use C-style comments to avoid
compile warnings.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@74026 91177308-0d34-0410-b5e6-96231b3b80d8
 2009-06-23 23:59:40 +00:00
Evan Cheng
ae69a2a12b Enable arm pre-allocation load / store multiple optimization pass. 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@73791 91177308-0d34-0410-b5e6-96231b3b80d8
 2009-06-19 23:17:27 +00:00
Evan Cheng
8557c2bcb8 Latency information for ARM v6. It's rough and not yet hooked up. Right now we are only using branch latency to determine if-conversion limits. 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@73747 91177308-0d34-0410-b5e6-96231b3b80d8
 2009-06-19 01:51:50 +00:00
Douglas Gregor
1555a23335 Introduce new headers whose inclusion forces linking and 
initialization of all targets (InitializeAllTargets.h) or assembler
printers (InitializeAllAsmPrinters.h). This is a step toward the
elimination of relinked object files, so that we can build normal
archives.



git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@73543 91177308-0d34-0410-b5e6-96231b3b80d8
 2009-06-16 20:12:29 +00:00
Evan Cheng
e7d6df7353 Add a ARM specific pre-allocation pass that re-schedule loads / stores from 
consecutive addresses togther. This makes it easier for the post-allocation pass
to form ldm / stm.

This is step 1. We are still missing a lot of ldm / stm opportunities because
of register allocation are not done in the desired order. More enhancements
coming.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@73291 91177308-0d34-0410-b5e6-96231b3b80d8
 2009-06-13 09:12:55 +00:00
Bruno Cardoso Lopes
a3f99f9033 First patch in the direction of splitting MachineCodeEmitter in two subclasses: 
JITCodeEmitter and ObjectCodeEmitter. No functional changes yet. Patch by Aaron Gray



git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@72631 91177308-0d34-0410-b5e6-96231b3b80d8
 2009-05-30 20:51:52 +00:00
Bill Wendling
98a366d547 Instead of passing in an unsigned value for the optimization level, use an enum, 
which better identifies what the optimization is doing. And is more flexible for
future uses.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@70440 91177308-0d34-0410-b5e6-96231b3b80d8
 2009-04-29 23:29:43 +00:00
Bill Wendling
be8cc2a3de Second attempt: 
Massive check in. This changes the "-fast" flag to "-O#" in llc. If you want to
use the old behavior, the flag is -O0. This change allows for finer-grained
control over which optimizations are run at different -O levels.

Most of this work was pretty mechanical. The majority of the fixes came from
verifying that a "fast" variable wasn't used anymore. The JIT still uses a
"Fast" flag. I'll change the JIT with a follow-up patch.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@70343 91177308-0d34-0410-b5e6-96231b3b80d8
 2009-04-29 00:15:41 +00:00
Bill Wendling
c69d56f115 r70270 isn't ready yet. Back this out. Sorry for the noise. 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@70275 91177308-0d34-0410-b5e6-96231b3b80d8
 2009-04-28 01:04:53 +00:00
Bill Wendling
2e9d5f912a Massive check in. This changes the "-fast" flag to "-O#" in llc. If you want to 
use the old behavior, the flag is -O0. This change allows for finer-grained
control over which optimizations are run at different -O levels.

Most of this work was pretty mechanical. The majority of the fixes came from
verifying that a "fast" variable wasn't used anymore. The JIT still uses a
"Fast" flag. I'm not 100% sure if it's necessary to change it there...


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@70270 91177308-0d34-0410-b5e6-96231b3b80d8
 2009-04-28 00:21:31 +00:00
Evan Cheng
42bf74be14 CodeGen still defaults to non-verbose asm, but llc now overrides it and default to verbose. 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@67668 91177308-0d34-0410-b5e6-96231b3b80d8
 2009-03-25 01:47:28 +00:00
Evan Cheng
8c6b991635 ARM target now also recognize triplets like thumbv6-apple-darwin and set thumb mode and arch subversion. Eventually thumb triplets will go way and replaced with function notes. 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@66435 91177308-0d34-0410-b5e6-96231b3b80d8
 2009-03-09 20:25:39 +00:00
Bill Wendling
57f0db833d Overhaul my earlier submission due to feedback. It's a large patch, but most of 
them are generic changes.

- Use the "fast" flag that's already being passed into the asm printers instead
  of shoving it into the DwarfWriter.

- Instead of calling "MI->getParent()->getParent()" for every MI, set the
  machine function when calling "runOnMachineFunction" in the asm printers.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@65379 91177308-0d34-0410-b5e6-96231b3b80d8
 2009-02-24 08:30:20 +00:00
Oscar Fuentes
92adc19be9 Adds extern "C" ints to the .cpp files that use RegisterTarget, as 
well as 2 files that use "Registrator"s. These are to be used by the
MSVC builds, as the Win32 linker does not include libs that are
otherwise unreferenced, even if global constructors in the lib have
side-effects.

Patch by Scott Graham!


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@59378 91177308-0d34-0410-b5e6-96231b3b80d8
 2008-11-15 21:36:30 +00:00
Evan Cheng
3cc8223a3c Tell ARMJITInfo if codegen relocation is PIC. It changes how function stubs are generated. 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@58896 91177308-0d34-0410-b5e6-96231b3b80d8
 2008-11-08 07:38:22 +00:00
Evan Cheng
65f244261c ARM JIT should observe -relocation-model command line option. 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@58433 91177308-0d34-0410-b5e6-96231b3b80d8
 2008-10-30 16:10:54 +00:00
Dan Gohman
b8cab9227a Fix command-line option printing to print two spaces where needed, 
instead of requiring all "short description" strings to begin with
two spaces. This makes these strings less mysterious, and it fixes
some cases where short description strings mistakenly did not
begin with two spaces.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@57521 91177308-0d34-0410-b5e6-96231b3b80d8
 2008-10-14 20:25:08 +00:00
Anton Korobeynikov
32b952a2a6 Reapply 56585:56589 with proper fix for some gcc versions 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@56621 91177308-0d34-0410-b5e6-96231b3b80d8
 2008-09-25 21:00:33 +00:00
Evan Cheng
688535e005 Temporarily backing out 56585:56589 to unbreak the build. 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@56607 91177308-0d34-0410-b5e6-96231b3b80d8
 2008-09-25 07:38:08 +00:00
Anton Korobeynikov
621cdf0057 Get rid of virtual inheritance for ARM TAI 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@56587 91177308-0d34-0410-b5e6-96231b3b80d8
 2008-09-24 22:22:27 +00:00
Owen Anderson
cb37188323 Use raw_ostream throughout the AsmPrinter. 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@55092 91177308-0d34-0410-b5e6-96231b3b80d8
 2008-08-21 00:14:44 +00:00
Anton Korobeynikov
0bd89712c0 Move ARM to pluggable asmprinter 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@54889 91177308-0d34-0410-b5e6-96231b3b80d8
 2008-08-17 13:55:10 +00:00
Anton Korobeynikov
0f3cc65738 Switch ARM to new section handling stuff 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@54458 91177308-0d34-0410-b5e6-96231b3b80d8
 2008-08-07 09:54:23 +00:00
Dan Gohman
844731a7f1 Clean up the use of static and anonymous namespaces. This turned up 
several things that were neither in an anonymous namespace nor static
but not intended to be global.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@51017 91177308-0d34-0410-b5e6-96231b3b80d8
 2008-05-13 00:00:25 +00:00
Chris Lattner
3bf6accfea Match things like 'armv5tejl-unknown-linux-gnu' for PR2290 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@50698 91177308-0d34-0410-b5e6-96231b3b80d8
 2008-05-06 02:29:28 +00:00
Dan Gohman
bfae83139d Use PassManagerBase instead of FunctionPassManager for functions 
that merely add passes. This allows them to be used with either
FunctionPassManager or PassManager, or even with a custom new
kind of pass manager.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@48256 91177308-0d34-0410-b5e6-96231b3b80d8
 2008-03-11 22:29:46 +00:00
Chris Lattner
4ee451de36 Remove attribution from file headers, per discussion on llvmdev. 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@45418 91177308-0d34-0410-b5e6-96231b3b80d8
 2007-12-29 20:36:04 +00:00
Evan Cheng
17207ddf38 Enable if-conversion for ARM by default. 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@42156 91177308-0d34-0410-b5e6-96231b3b80d8
 2007-09-20 00:48:22 +00:00
Evan Cheng
0ff94f7fcc Initial JIT support for ARM by Raul Fernandes Herbster. 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@40887 91177308-0d34-0410-b5e6-96231b3b80d8
 2007-08-07 01:37:15 +00:00
Evan Cheng
8bd6035750 Added -print-emitted-asm to print out JIT generated asm to cerr. 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@40123 91177308-0d34-0410-b5e6-96231b3b80d8
 2007-07-20 21:56:13 +00:00
Chris Lattner
87bdba6d6a The various "getModuleMatchQuality" implementations should return 
zero if they see a target triple they don't understand.



git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@38463 91177308-0d34-0410-b5e6-96231b3b80d8
 2007-07-09 17:25:29 +00:00
Evan Cheng
148b6a419f Initial ARM JIT support by Raul Fernandes Herbster. 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@37926 91177308-0d34-0410-b5e6-96231b3b80d8
 2007-07-05 21:15:40 +00:00
Evan Cheng
75604f81b7 Move if-conversion after all passes that may use register scavenger. 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@37120 91177308-0d34-0410-b5e6-96231b3b80d8
 2007-05-16 20:52:46 +00:00
Evan Cheng
9307292ae2 Hooks for predication support. 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@37093 91177308-0d34-0410-b5e6-96231b3b80d8
 2007-05-16 02:01:49 +00:00
Evan Cheng
e8308df0b9 Implement getTargetLowering() or else LSR won't be using ARM specific hooks. 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@35077 91177308-0d34-0410-b5e6-96231b3b80d8
 2007-03-13 01:20:42 +00:00
Evan Cheng
04321f70f5 Added -march=thumb; removed -enable-thumb. 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@34521 91177308-0d34-0410-b5e6-96231b3b80d8
 2007-02-23 03:14:31 +00:00
Chris Lattner
d2b7cec527 Generalize TargetData strings, to support more interesting forms of data. 
Patch by Scott Michel.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@34266 91177308-0d34-0410-b5e6-96231b3b80d8
 2007-02-14 05:52:17 +00:00
Lauro Ramos Venancio
7501605988 Add space between // and the comment. 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@34246 91177308-0d34-0410-b5e6-96231b3b80d8
 2007-02-13 20:06:15 +00:00
Lauro Ramos Venancio
3630e78db9 Add ABI information to ARM subtarget. 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@34245 91177308-0d34-0410-b5e6-96231b3b80d8
 2007-02-13 19:52:28 +00:00
Lauro Ramos Venancio
876eaf1135 According to ARM EABI, 8-bytes function arguments must be 8-bytes aligned. 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@34241 91177308-0d34-0410-b5e6-96231b3b80d8
 2007-02-13 14:07:13 +00:00
Evan Cheng
9312313a56 Also set alignment of stack-based structs to 4 in thumb mode. 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@33741 91177308-0d34-0410-b5e6-96231b3b80d8
 2007-02-01 02:18:36 +00:00
Evan Cheng
0fa10515ee Thumb add sp, #imm requires the immediate value be multiple of 4. For now, 
change preferred alignment of short, byte, bool to 4.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@33722 91177308-0d34-0410-b5e6-96231b3b80d8
 2007-01-31 22:08:40 +00:00
Evan Cheng
aa3e123ebb ARM AAPCS abi (Linux, etc.) requires 8-byte double / long alignment; Mac 
requires 4-bytes alignment.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@33448 91177308-0d34-0410-b5e6-96231b3b80d8
 2007-01-22 23:13:01 +00:00
Evan Cheng
d44ecd86e7 Double and Long preferred alignment is 4 for Darwin, 8 for Linux. 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@33440 91177308-0d34-0410-b5e6-96231b3b80d8
 2007-01-22 21:24:13 +00:00
Evan Cheng
75e18c403e Clean up ARM PEI code. 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@33389 91177308-0d34-0410-b5e6-96231b3b80d8
 2007-01-20 02:09:25 +00:00
Evan Cheng
970a419633 isDarwin -> isTargetDarwin 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@33366 91177308-0d34-0410-b5e6-96231b3b80d8
 2007-01-19 19:28:01 +00:00
Evan Cheng
a8e2989ece ARM backend contribution from Apple. 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@33353 91177308-0d34-0410-b5e6-96231b3b80d8
 2007-01-19 07:51:42 +00:00
Rafael Espindola
f05696c1b5 revert previous patch 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@31411 91177308-0d34-0410-b5e6-96231b3b80d8
 2006-11-03 03:08:28 +00:00
Rafael Espindola
115bfcb574 add createCFGSimplificationPass to ARMTargetMachine::addInstSelector 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@31400 91177308-0d34-0410-b5e6-96231b3b80d8
 2006-11-03 01:39:25 +00:00