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Commit Graph

118 Commits

Author SHA1 Message Date
Chandler Carruth
4c1f3c24db Move all of the header files which are involved in modelling the LLVM IR
into their new header subdirectory: include/llvm/IR. This matches the
directory structure of lib, and begins to correct a long standing point
of file layout clutter in LLVM.

There are still more header files to move here, but I wanted to handle
them in separate commits to make tracking what files make sense at each
layer easier.

The only really questionable files here are the target intrinsic
tablegen files. But that's a battle I'd rather not fight today.

I've updated both CMake and Makefile build systems (I think, and my
tests think, but I may have missed something).

I've also re-sorted the includes throughout the project. I'll be
committing updates to Clang, DragonEgg, and Polly momentarily.

llvm-svn: 171366
2013-01-02 11:36:10 +00:00
Pedro Artigas
cd715362f7 - Added calls to doInitialization/doFinalization to immutable passes
- fixed ordering of calls to doFinalization to be the reverse of the pass run order due to potential dependencies
- fixed machine module info to operate in the doInitialization/doFinalization model, also fixes some FIXMEs

reviewed by Evan Cheng <evan.cheng@apple.com>

llvm-svn: 169391
2012-12-05 17:12:22 +00:00
Pedro Artigas
80c84a9de4 moves doInitialization and doFinalization to the Pass class and removes some unreachable code in MachineModuleInfo
reviewed by Evan Cheng <evan.cheng@apple.com>

llvm-svn: 169164
2012-12-03 21:56:57 +00:00
Chandler Carruth
ca305491f6 Sort the #include lines for the include/... tree with the script.
AKA: Recompile *ALL* the source code!

This one went much better. No manual edits here. I spot-checked for
silliness and grep-checked for really broken edits and everything seemed
good. It all still compiles. Yell if you see something that looks goofy.

llvm-svn: 169133
2012-12-03 17:02:12 +00:00
Pedro Artigas
a84c753671 One more step towards making doInitialization and doFinalization useful for
start up and clean up module passes, now that ASAN and TSAN are fixed the
tests pass

llvm-svn: 168905
2012-11-29 17:47:05 +00:00
Owen Anderson
ef8881a314 Revert r168635 "Step towards implementation of pass manager with doInitialization and doFinalization per module detangled from runOn?? calls, still has temporary code not to break ASAN to be removed when that pass conforms to the proposed model".
It appears to have broken at least one buildbot.

llvm-svn: 168654
2012-11-27 00:53:24 +00:00
Owen Anderson
4f32762479 Step towards implementation of pass manager with doInitialization and doFinalization per module detangled from runOn?? calls, still has temporary code not to break ASAN to be removed when that pass conforms to the proposed model
Patch by Pedro Artigas, with feedback from by Chandler Carruth.

llvm-svn: 168635
2012-11-26 23:54:47 +00:00
Dmitri Gribenko
610d06f00e Use empty parens for empty function parameter list instead of '(void)'.
llvm-svn: 168049
2012-11-15 16:51:49 +00:00
Michael J. Spencer
24f6d49962 Properly emit _fltused with FastISel. Refactor to share code with SDAG.
Patch by Joe Groff!

llvm-svn: 151183
2012-02-22 19:06:13 +00:00
Bill Wendling
729a01085f Add accessor method to check if the landing pad symbol has call site information.
llvm-svn: 141244
2011-10-05 23:26:10 +00:00
Bill Wendling
94f80818c1 Add an ivar that maps a landing pad's EH symbol to the call sites that may jump
to the landing pad. This will be used by the back-end to generate the jump
tables for dispatching the arriving longjmp in sjlj eh.

llvm-svn: 141224
2011-10-05 22:20:38 +00:00
Bill Wendling
e8a545f260 Doxygen-ize comments. No functionality change.
llvm-svn: 141122
2011-10-04 21:25:01 +00:00
Bill Wendling
83ccbf4f1c Add method to determine if a begin label has a call site number associated with it.
llvm-svn: 141107
2011-10-04 20:31:56 +00:00
Bill Wendling
dba29efd6f Use ArrayRef instead of requiring an std::vector.
llvm-svn: 136396
2011-07-28 21:25:33 +00:00
Bill Wendling
a289f709aa Add a method to set the compact unwind info.
llvm-svn: 135806
2011-07-22 21:17:05 +00:00
Evan Cheng
c9bc5a9011 Goodbye TargetAsmInfo. This eliminate last bit of CodeGen and Target in llvm-mc.
There is still a bit more refactoring left to do in Targets. But we are now very
close to fixing all the layering issues in MC.

llvm-svn: 135611
2011-07-20 19:50:42 +00:00
Evan Cheng
380dc98371 Add MCObjectFileInfo and sink the MCSections initialization code from
TargetLoweringObjectFileImpl down to MCObjectFileInfo.

TargetAsmInfo is done to one last method. It's *almost* gone!

llvm-svn: 135569
2011-07-20 05:58:47 +00:00
Bill Wendling
b1d5a0798a Rename CompactEncoding to CompactUnwindEncoding.
llvm-svn: 135448
2011-07-19 00:00:58 +00:00
Bill Wendling
203796ee7a Move the compact encoding from the target-specific library to the code-gen
library.

llvm-svn: 135443
2011-07-18 23:38:40 +00:00
Evan Cheng
10c6820ff4 Move getInitialFrameState from TargetFrameInfo to MCAsmInfo (suggestions for
better location welcome).

llvm-svn: 135438
2011-07-18 22:29:13 +00:00
Evan Cheng
561d71ce7b Sink getDwarfRegNum, getLLVMRegNum, getSEHRegNum from TargetRegisterInfo down
to MCRegisterInfo. Also initialize the mapping at construction time.

This patch eliminate TargetRegisterInfo from TargetAsmInfo. It's another step
towards fixing the layering violation.

llvm-svn: 135424
2011-07-18 20:57:22 +00:00
Bill Wendling
0f5a6fb66c Reformatting. Moving class definitions to more natural places. No functionalogical changes.
llvm-svn: 132876
2011-06-11 11:37:49 +00:00
Wesley Peck
832c9e07a1 Fix small bug in setDebugInfoAvailability.
llvm-svn: 122886
2011-01-05 17:01:57 +00:00
Rafael Espindola
0e665e502d Fixed version of 121434 with no new memory leaks.
llvm-svn: 121471
2010-12-10 07:39:47 +00:00
Rafael Espindola
011e168728 Revert my previous patch to make the valgrind bots happy.
llvm-svn: 121461
2010-12-10 04:01:09 +00:00
Rafael Espindola
03ad1e8f1f Initial support for the cfi directives. This is just enough to get
f:
        .cfi_startproc
        nop
        .cfi_endproc

assembled (on ELF).

llvm-svn: 121434
2010-12-09 23:48:29 +00:00
Michael J. Spencer
d5ec932c3a Merge System into Support.
llvm-svn: 120298
2010-11-29 18:16:10 +00:00
Michael J. Spencer
b9cffadc06 CodeGen-Windows: Only emit _fltused if a VarArg function is called with floating point args.
This should be the minimum set of functions that could possibly need it.

llvm-svn: 116978
2010-10-21 00:08:21 +00:00
Michael J. Spencer
e57b670425 X86-Windows: Emit an undefined global __fltused symbol when targeting Windows
if any floating point arguments are passed to an external function.

llvm-svn: 116665
2010-10-16 08:25:41 +00:00
Michael J. Spencer
16ad2c129c Whitespace!
llvm-svn: 116664
2010-10-16 08:25:21 +00:00
Dan Gohman
444c76a3b1 Revert r108369, sorting llvm.dbg.declare information by source position,
since it doesn't work for front-ends which don't emit column information
(which includes llvm-gcc in its present configuration), and doesn't
work for clang for K&R style variables where the variables are declared
in a different order from the parameter list.

Instead, make a separate pass through the instructions to collect the
llvm.dbg.declare instructions in order. This ensures that the debug
information for variables is emitted in this order.

llvm-svn: 108538
2010-07-16 17:54:27 +00:00
Dan Gohman
07ef07c202 Make the order in which variables are described in debug information
independent of the order that isel happens to visit the dbg_declare
intrinsics. This fixes a bug in which the formal arguments were
being printed in reverse order, now that fast isel is going bottom up.

llvm-svn: 108369
2010-07-14 23:08:16 +00:00
Bill Wendling
7ede9396f4 The JIT calls TidyLandingPads to tidy up the landing pads. However, because the
JIT doesn't use the MC back-end asm printer to emit labels that it uses, the
section for the MCSymbol is never set. And thus the MCSymbol for the EH label
isn't marked as "defined". Because of that, TidyLandingPads removes the needed
landing pads from the JIT output. This breaks EH for every JIT program.

This is a work-around for this limitation. We pass in the label locations
map. If the label has a non-zero value, then it was "emitted" by the JIT and
TidyLandingPads shouldn't remove that label.

A nicer solution would be to mark the MCSymbol as "used" by the JIT and not rely
upon the section being set to determine if it's defined or not.

llvm-svn: 101453
2010-04-16 08:46:10 +00:00
Dan Gohman
0e0b8cf9fd Add const qualifiers to CodeGen's use of LLVM IR constructs.
llvm-svn: 101334
2010-04-15 01:51:59 +00:00
Chris Lattner
8c1f45d90b Give MachineModuleInfo an actual Module*.
llvm-svn: 100508
2010-04-06 00:51:52 +00:00
Chris Lattner
305c84b8ee Switch the code generator (except the JIT) onto the new DebugLoc
representation.  This eliminates the 'DILocation' MDNodes for 
file/line/col tuples from -O0 -g codegen.

This remove the old DebugLoc class, making it a typedef for DebugLoc,
I'll rename NewDebugLoc next.

I didn't update the JIT to use the new apis, so it will continue to
work, but be as slow as before.  Someone should eventually do this
or, better yet, rip out the JIT debug info stuff and build the JIT
on top of MC.

llvm-svn: 100209
2010-04-02 19:42:39 +00:00
Chris Lattner
adff4d133f Fix the third (and last known) case of code update problems due
to LLVM IR changes with addr label weirdness.  In the testcase, we
generate references to the two bb's when codegen'ing the first
function:

_test1:                                 ## @test1
	leaq	Ltmp0(%rip), %rax
..
	leaq	Ltmp1(%rip), %rax

Then continue to codegen the second function where the blocks
get merged.  We're now smart enough to emit both labels, producing
this code:

_test_fun:                              ## @test_fun
## BB#0:                                ## %entry
Ltmp1:                                  ## Block address taken
Ltmp0:
## BB#1:                                ## %ret
	movl	$-1, %eax
	ret

Rejoice.

llvm-svn: 98595
2010-03-16 00:29:39 +00:00
Chris Lattner
45a0ae21b8 Implement support for the case when a reference to a addr-of-bb
label is generated, but then the block is deleted.  Since the
value is undefined, we just emit the label right after the entry 
label of the function.  It might matter that the label is in the
same section as the function was afterall.

llvm-svn: 98579
2010-03-15 20:39:00 +00:00
Chris Lattner
802ebf9561 Fix the case when a reference to an address taken BB is emitted in one
function, then the BB is RAUW'd before the definition is emitted.  There
are still two cases not being handled, but this should improve us back to
the situation before I touched anything.

llvm-svn: 98566
2010-03-15 19:09:43 +00:00
Chris Lattner
2bdb0765f8 fix AsmPrinter::GetBlockAddressSymbol to always return a unique
label instead of trying to form one based on the BB name (which
causes collisions if the name is empty).  This fixes PR6608

llvm-svn: 98495
2010-03-14 17:53:23 +00:00
Chris Lattner
9331acc6d7 get MMI out of the label uniquing business, just go to MCContext
to get unique assembler temporary labels.

llvm-svn: 98489
2010-03-14 08:36:50 +00:00
Chris Lattner
5fef80c5aa change the LabelSDNode to be EHLabelSDNode and make it hold
an MCSymbol.  Make the EH_LABEL MachineInstr hold its label
with an MCSymbol instead of ID.  Fix a bug in MMI.cpp which
would return labels named "Label4" instead of "label4".

llvm-svn: 98463
2010-03-14 02:33:54 +00:00
Chris Lattner
de49dbc188 eliminate InvalidateLabel and LabelIDList from MMI and replace
them with a counter.

llvm-svn: 98462
2010-03-14 02:24:55 +00:00
Chris Lattner
f856c407af use Label->isDefined() instead of isLabelDeleted() now that we
consistently use MCSymbol and only call this predicate after
they should have been emitted.

llvm-svn: 98461
2010-03-14 02:20:58 +00:00
Chris Lattner
149cf816bb change EH related stuff (other than EH_LABEL) to use MCSymbol
instead of label ID's.  This cleans up and regularizes a bunch 
of code and makes way for future progress.

Unfortunately, this pointed out to me that JITDwarfEmitter.cpp
is largely copy and paste from DwarfException/MachineModuleInfo
and other places.  This is very sad and disturbing. :(

One major change here is that TidyLandingPads moved from being
called in DwarfException::BeginFunction to being called in
DwarfException::EndFunction.  There should not be any 
functionality change from doing this, but I'm not an EH expert.

llvm-svn: 98459
2010-03-14 01:41:15 +00:00
Chris Lattner
e7538fa303 rearrange MCContext ownership. Before LLVMTargetMachine created it
and passing off ownership to AsmPrinter.  Now MachineModuleInfo
creates it and owns it by value.  This allows us to use MCSymbols
more consistently throughout the rest of the code generator, and
simplifies a bit of code.  This also allows MachineFunction to 
keep an MCContext reference handy, and cleans up the TargetRegistry
interfaces for AsmPrinters.

llvm-svn: 98450
2010-03-13 20:55:24 +00:00
Bill Wendling
df325dee9d Add a bit along with the MCSymbols stored in the MachineModuleInfo maps that
indicates that an MCSymbol is external or not. (It's true if it's external.)
This will be used to specify the correct information to add to non-lazy
pointers. That will be explained further when this bit is used.

llvm-svn: 98199
2010-03-10 22:34:10 +00:00
Chris Lattner
d4ce7a73e8 strength reduce MMI::MappedLabel to MMI::isLabelDeleted,
and add a FIXME about how we are eventually going to zap this
lookup table once mc world domination is complete.

llvm-svn: 98031
2010-03-09 01:51:43 +00:00
Chris Lattner
73de790f59 inline RemapLabel into its only caller and simplify.
llvm-svn: 98029
2010-03-09 01:29:59 +00:00
Anton Korobeynikov
dccd240998 Preliminary patch to improve dwarf EH generation - Hooks to return Personality / FDE / LSDA / TType encoding depending on target / options (e.g. code model / relocation model) - MCIzation of Dwarf EH printer to use encoding information - Stub generation for ELF target (needed for indirect references) - Some other small changes here and there
llvm-svn: 96285
2010-02-15 22:35:59 +00:00