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Commit Graph

934 Commits

Author SHA1 Message Date
Chris Lattner
fdda543cea add enough support for indirect branch for the feature test to pass
(assembler,asmprinter, bc reader+writer) and document it.  Codegen
currently aborts on it.

llvm-svn: 85274
2009-10-27 19:13:16 +00:00
Victor Hernandez
673c036bc7 Remove FreeInst.
Remove LowerAllocations pass.
Update some more passes to treate free calls just like they were treating FreeInst.

llvm-svn: 85176
2009-10-26 23:43:48 +00:00
Chris Lattner
e3508acbef fix PR5295 where the .ll parser didn't reject a function after a global
or global after a function with conflicting names.  Update some testcases
that were accidentally depending on this behavior.

llvm-svn: 85081
2009-10-25 23:22:50 +00:00
Victor Hernandez
e8998896f5 Auto-upgrade free instructions to calls to the builtin free function.
Update all analysis passes and transforms to treat free calls just like FreeInst.
Remove RaiseAllocations and all its tests since FreeInst no longer needs to be raised.

llvm-svn: 84987
2009-10-24 04:23:03 +00:00
Victor Hernandez
48872a3306 Minor code cleanup.
llvm-svn: 84919
2009-10-23 00:59:10 +00:00
Dale Johannesen
2bb120a97f Rename msasm to alignstack per review.
llvm-svn: 84795
2009-10-21 23:28:00 +00:00
Victor Hernandez
0996619220 Make changes to rev 84292 as requested by Chris Lattner.
Most changes are cleanup, but there is 1 correctness fix:
I fixed InstCombine so that the icmp is removed only if the malloc call is removed (which requires explicit removal because the Worklist won't DCE any calls since they can have side-effects).

llvm-svn: 84772
2009-10-21 19:11:40 +00:00
Devang Patel
7edc7aa34d Cosmetic changes.
s/validName/isValidName/g
s/with an Instruction/to an Instruction/g
s/RegisterMDKind/registerMDKind/g

llvm-svn: 84689
2009-10-20 22:50:27 +00:00
Chris Lattner
5f094e66a8 clean up after metadata changes.
llvm-svn: 84463
2009-10-19 05:31:10 +00:00
Chris Lattner
0e1b04a0a7 remove some nonascii weird stuff
llvm-svn: 84410
2009-10-18 05:27:44 +00:00
Chris Lattner
236a43f2a2 add some fixme's
llvm-svn: 84408
2009-10-18 05:09:15 +00:00
Victor Hernandez
a25a2890fa Remove MallocInst from LLVM Instructions.
llvm-svn: 84299
2009-10-17 01:18:07 +00:00
Victor Hernandez
4d7283f82c Autoupgrade malloc insts to malloc calls.
Update testcases that rely on malloc insts being present.

Also prematurely remove MallocInst handling from IndMemRemoval and RaiseAllocations to help pass tests in this incremental step.

llvm-svn: 84292
2009-10-17 00:00:19 +00:00
Devang Patel
a4ac3dd8bc Parse PHI instruction with attached metadata.
llvm-svn: 84264
2009-10-16 18:45:49 +00:00
Dale Johannesen
7db511a23e Add an "msasm" flag to inline asm as suggested in PR 5125.
A little ugliness is accepted to keep the binary file format
compatible.  No functional change yet.

llvm-svn: 84020
2009-10-13 20:46:56 +00:00
Devang Patel
e911e90808 Parse GEP with attached custom metadata. This happens during libprofile_rt.bca build.
llvm-svn: 84002
2009-10-13 18:49:55 +00:00
Chris Lattner
a3cf123e86 strength reduce a ton of type equality tests to check the typeid (Through
the new predicates I added) instead of going through a context and doing a
pointer comparison.  Besides being cheaper, this allows a smart compiler
to turn the if sequence into a switch.

llvm-svn: 83297
2009-10-05 05:54:46 +00:00
Devang Patel
292bcd8ca1 Only one custom meadata of each kind can be attached with an instruction.
llvm-svn: 83105
2009-09-29 20:30:57 +00:00
Devang Patel
629ad89954 Parse custom metadata attached with an instruction.
llvm-svn: 83033
2009-09-29 00:01:14 +00:00
Devang Patel
1070b7a713 s/class Metadata/class MetadataContext/g
llvm-svn: 83019
2009-09-28 21:41:20 +00:00
Devang Patel
d836a7d651 Do not use global typedef for MDKindID.
llvm-svn: 83016
2009-09-28 21:14:55 +00:00
Victor Hernandez
f772c0b8b2 Revert 82694 "Auto-upgrade malloc instructions to malloc calls." because it causes regressions in the nightly tests.
llvm-svn: 82784
2009-09-25 18:11:52 +00:00
Victor Hernandez
ff8027ced6 Auto-upgrade malloc instructions to malloc calls.
Reviewed by Devang Patel.

llvm-svn: 82694
2009-09-24 17:47:49 +00:00
Daniel Dunbar
378331a13d Tabs -> spaces, and remove trailing whitespace.
llvm-svn: 82355
2009-09-20 02:20:51 +00:00
Devang Patel
d90471a00d Fix parsing of optional metadata for 'load', 'store' and 'alloc' instructions.
llvm-svn: 82175
2009-09-17 23:04:48 +00:00
Devang Patel
b3173a0dfb Parse debug info attached with an instruction.
llvm-svn: 82063
2009-09-16 18:18:06 +00:00
Dan Gohman
35984a8849 Use MemoryBuffer::getBufferIdentifier() in the AsmPrinter instead
of requiring a name be passed in. This makes it use "<stdin>"
instead of "-" and makes it more consistent with the Bitcode reader.

llvm-svn: 81256
2009-09-08 22:20:35 +00:00
Dan Gohman
1147a7ba87 Reappy r80998, now that the GlobalOpt bug that it exposed on MiniSAT is fixed.
llvm-svn: 81172
2009-09-07 23:54:19 +00:00
Daniel Dunbar
452643b58c Revert "Include optional subclass flags, such as inbounds, nsw, etc., ...", this
breaks MiniSAT on x86_64.

llvm-svn: 81098
2009-09-06 00:11:24 +00:00
Dan Gohman
8b386a0b63 Include optional subclass flags, such as inbounds, nsw, etc., in the
Constant uniquing tables. This allows distinct ConstantExpr objects
with the same operation and different flags.

Even though a ConstantExpr "a + b" is either always overflowing or
never overflowing (due to being a ConstantExpr), it's still necessary
to be able to represent it both with and without overflow flags at
the same time within the IR, because the safety of the flag may
depend on the context of the use. If the constant really does overflow,
it wouldn't ever be safe to use with the flag set, however the use
may be in code that is never actually executed.

This also makes it possible to merge all the flags tests into a single test.

llvm-svn: 80998
2009-09-04 12:08:11 +00:00
Dan Gohman
3f7a370991 Refactor common code from ParseAssemblyString and ParseAssemblyFile,
to expose a low-level interface for parsing from an existing MemoryBuffer.

llvm-svn: 80803
2009-09-02 17:18:19 +00:00
Nuno Lopes
fb0a20c04b plug another leak in LLParser::PerFunctionState::SetInstName()
llvm-svn: 80792
2009-09-02 15:02:57 +00:00
Nuno Lopes
f00826065d plug memory leak in LLParser::PerFunctionState::SetInstName() by deleting a value after replacing it
llvm-svn: 80790
2009-09-02 14:22:03 +00:00
Sandeep Patel
9c4e094e2a Retype from unsigned to CallingConv::ID accordingly. Approved by Bob Wilson.
llvm-svn: 80773
2009-09-02 08:44:58 +00:00
Dan Gohman
4fef698b89 Minor logic simplification.
llvm-svn: 80453
2009-08-29 23:37:49 +00:00
Devang Patel
fbaeda732e Reapply 79977.
Use MDNodes to encode debug info in llvm IR.

llvm-svn: 80406
2009-08-28 23:24:31 +00:00
Devang Patel
10c075a316 Revert 79977. It causes llvm-gcc bootstrap failures on some platforms.
llvm-svn: 80073
2009-08-26 05:01:18 +00:00
Dale Johannesen
f90fc6544b Add an 'inline hint' attribute to represent source
code hints that it would be a good idea to inline
a function ("inline" keyword).  No functional change
yet; FEs do not emit this and inliner does not use it.

llvm-svn: 80063
2009-08-26 01:08:21 +00:00
Dan Gohman
4d20610e6e Eliminate the unused Context argument on one of the ICmpInst and FCmpInst
constructors.

llvm-svn: 80049
2009-08-25 23:17:54 +00:00
Devang Patel
7d42bfab6c Update DebugInfo interface to use metadata, instead of special named llvm.dbg.... global variables, to encode debugging information in llvm IR. This is mostly a mechanical change that tests metadata support very well.
This change speeds up llvm-gcc by more then 6% at "-O0 -g" (measured by compiling InstructionCombining.cpp!)

llvm-svn: 79977
2009-08-25 05:24:07 +00:00
Duncan Sands
a769cf864c Fix the build with gcc-4.4 on linux: header needed
for EOF.

llvm-svn: 79908
2009-08-24 10:34:41 +00:00
Dan Gohman
6ec8176e22 Rename hasNoUnsignedOverflow and hasNoSignedOverflow to hasNoUnsignedWrap
and hasNoSignedWrap, for consistency with the nuw and nsw properties.

llvm-svn: 79539
2009-08-20 17:11:38 +00:00
Owen Anderson
dc11fe967d Actually privatize a IntegerTypes, and fix a few bugs exposed by this.
llvm-svn: 78955
2009-08-13 23:27:32 +00:00
Owen Anderson
9df206d02d Push LLVMContexts through the IntegerType APIs.
llvm-svn: 78948
2009-08-13 21:58:54 +00:00
Daniel Dunbar
3a5a25d5d5 Convert APint::{fromString,APInt,getBitsNeeded} to use StringRef.
- Patch by Erick Tryzelaar, with some edits (and a bug fix) from me.

llvm-svn: 78885
2009-08-13 02:33:34 +00:00
Dan Gohman
4ee8471442 Extend the AsmWriter to print unnamed numbered types as "%0 = type ..."
and unnamed numbered global variables as "@0 = global ...". Extend the
AsmParser to recognize these forms.

llvm-svn: 78859
2009-08-12 23:32:33 +00:00
Benjamin Kramer
9a590500ea Make LLVMContext and LLVMContextImpl classes instead of structs.
llvm-svn: 78690
2009-08-11 17:45:13 +00:00
Owen Anderson
3d0e1b855d Privatize the StructType table, which unfortunately involves routing contexts through a number of APIs.
llvm-svn: 78258
2009-08-05 23:16:16 +00:00
Owen Anderson
cf2c39dc30 Factor some of the constants+context related code out into a separate header, to make LLVMContextImpl.h
not hideous.  Also, fix some MSVC compile errors.

llvm-svn: 78115
2009-08-04 22:41:48 +00:00
Owen Anderson
034ab4f8b1 Move the metadata constructors back to 2.5 syntax.
llvm-svn: 77733
2009-07-31 21:35:40 +00:00
Owen Anderson
1dc40e205b Move a few more APIs back to 2.5 forms. The only remaining ones left to change back are
metadata related, which I'm waiting on to avoid conflicting with Devang.

llvm-svn: 77721
2009-07-31 20:28:14 +00:00
Owen Anderson
d0e6352c97 Move getTrue() and getFalse() to 2.5-like APIs.
llvm-svn: 77685
2009-07-31 17:39:07 +00:00
Owen Anderson
93ccaf5c60 Move more code back to 2.5 APIs.
llvm-svn: 77635
2009-07-30 23:03:37 +00:00
Owen Anderson
881d928f9b Move types back to the 2.5 API.
llvm-svn: 77516
2009-07-29 22:17:13 +00:00
Devang Patel
c8dfc60e5e There is no need to keep name ref in NamedMDNode.
llvm-svn: 77511
2009-07-29 21:58:56 +00:00
Owen Anderson
0ce2151b36 Move ConstantExpr to 2.5 API.
llvm-svn: 77494
2009-07-29 18:55:55 +00:00
Dan Gohman
a3af79a5c3 Minor code simplification.
llvm-svn: 77459
2009-07-29 15:58:36 +00:00
Devang Patel
127ab37209 Parse named metadata.
llvm-svn: 77410
2009-07-29 00:34:02 +00:00
Devang Patel
cb23671431 Rename MDNode.h header. It defines MDnode and other metadata classes.
New name is Metadata.h.

llvm-svn: 77370
2009-07-28 21:49:47 +00:00
Owen Anderson
390e9778d4 Return ConstantVector to 2.5 API.
llvm-svn: 77366
2009-07-28 21:19:26 +00:00
Owen Anderson
aa8c94b051 Change ConstantArray to 2.5 API.
llvm-svn: 77347
2009-07-28 18:32:17 +00:00
Owen Anderson
d729f993b8 Move ConstantStruct back to 2.5 API.
llvm-svn: 77266
2009-07-27 22:29:26 +00:00
Dan Gohman
490eb36e1d Add a new keyword 'inbounds' for use with getelementptr. See the
LangRef.html changes for details.

llvm-svn: 77259
2009-07-27 21:53:46 +00:00
Owen Anderson
256c2c250e Move ConstantFP construction back to the 2.5-ish API.
llvm-svn: 77247
2009-07-27 20:59:43 +00:00
Dan Gohman
39c0d3b10a Change the assembly syntax for nsw, nuw, and exact, putting them
after their associated opcodes rather than before. This makes them
a little easier to read.

llvm-svn: 77194
2009-07-27 16:11:46 +00:00
Benjamin Kramer
706c0b2b97 Test commit: fix typo
llvm-svn: 77187
2009-07-27 09:06:52 +00:00
Daniel Dunbar
9f50ab3c49 Finish migrating VMCore to StringRef/Twine based APIs.
llvm-svn: 77051
2009-07-25 06:02:13 +00:00
Eric Christopher
df9c86fc26 Move ExtractElementInst to ::Create instead of new. Update all uses.
llvm-svn: 77044
2009-07-25 02:28:41 +00:00
Owen Anderson
cc33e89571 Revert the ConstantInt constructors back to their 2.5 forms where possible, thanks to contexts-on-types. More to come.
llvm-svn: 77011
2009-07-24 23:12:02 +00:00
Eli Friedman
11e86150c4 Fix assert assembling zero-argument constant GEP.
There's still a strict-aliasing violation here, but I don't feel like 
dealing with that right now...

llvm-svn: 77005
2009-07-24 21:56:17 +00:00
Devang Patel
45ce5c2ac1 MDString
- Rename member function size(). New name is length().
- Store string beginning and length. Earlier it used to store string end.

llvm-svn: 76841
2009-07-23 02:00:51 +00:00
Devang Patel
63cece4454 Silence "uninitialized use" warning.
llvm-svn: 76836
2009-07-23 01:36:16 +00:00
Devang Patel
6b2162686a Derive MDNode from MetadataBase instead of Constant. Emit MDNodes into METADATA_BLOCK in bitcode file.
llvm-svn: 76834
2009-07-23 01:07:34 +00:00
Eric Christopher
973fc2d7ab Fix error message for correct opcode.
llvm-svn: 76829
2009-07-23 01:01:32 +00:00
Dan Gohman
001d777207 Rename the new unsigned and signed keywords to nuw and nsw,
which stand for no-unsigned-wrap and no-signed-wrap.

llvm-svn: 76810
2009-07-22 22:44:56 +00:00
Devang Patel
5794cb80ad Introduce MetadataBase, a base class for MDString and MDNode.
Derive MDString directly from MetadataBase. 
Introduce new bitcode block to hold metadata.

llvm-svn: 76759
2009-07-22 17:43:22 +00:00
Owen Anderson
7f61f8dc30 Rename getConstantInt{True|False} to get{True|False} at Chris' behest.
llvm-svn: 76598
2009-07-21 18:03:38 +00:00
Dan Gohman
d2ad3e183b Assembly and Bitcode support for unsigned/signed overflow flags and
exact sdiv flags.

llvm-svn: 76475
2009-07-20 21:19:07 +00:00
Devang Patel
25ea06491e Refactor metadata parsing routines into separate functions.
llvm-svn: 76455
2009-07-20 19:00:08 +00:00
Bill Wendling
1a10a060cb Add plumbing for the `linker_private' linkage type. This type is meant for
"private" symbols which the assember shouldn't strip, but which the linker may
remove after evaluation. This is mostly useful for Objective-C metadata.

This is plumbing, so we don't have a use of it yet. More to come, etc.

llvm-svn: 76385
2009-07-20 01:03:30 +00:00
Anton Korobeynikov
60f7bd3562 Add support for naked functions
llvm-svn: 76198
2009-07-17 18:07:26 +00:00
Owen Anderson
4483fbda5e Revert yesterday's change by removing the LLVMContext parameter to AllocaInst and MallocInst.
llvm-svn: 75863
2009-07-15 23:53:25 +00:00
Owen Anderson
8c85061ee6 Move EVER MORE stuff over to LLVMContext.
llvm-svn: 75703
2009-07-14 23:09:55 +00:00
Torok Edwin
f955a6ef49 llvm_unreachable->llvm_unreachable(0), LLVM_UNREACHABLE->llvm_unreachable.
This adds location info for all llvm_unreachable calls (which is a macro now) in
!NDEBUG builds.
In NDEBUG builds location info and the message is off (it only prints
"UREACHABLE executed").

llvm-svn: 75640
2009-07-14 16:55:14 +00:00
Torok Edwin
ae8a3ff177 assert(0) -> LLVM_UNREACHABLE.
Make llvm_unreachable take an optional string, thus moving the cerr<< out of
line.
LLVM_UNREACHABLE is now a simple wrapper that makes the message go away for
NDEBUG builds.

llvm-svn: 75379
2009-07-11 20:10:48 +00:00
Owen Anderson
49226b1075 This started as a small change, I swear. Unfortunately, lots of things call the [I|F]CmpInst constructors. Who knew!?
llvm-svn: 75200
2009-07-09 23:48:35 +00:00
Devang Patel
61c3f7bd41 Fix thinko.
llvm-svn: 75061
2009-07-08 22:25:56 +00:00
Devang Patel
23e55694c5 Drop "constant" from
!0 = constant metadata !{...}

llvm-svn: 75057
2009-07-08 21:57:07 +00:00
Devang Patel
530fc78aec Support MDNode forward reference.
llvm-svn: 75031
2009-07-08 19:23:54 +00:00
Owen Anderson
332aae685b Switch GlobalVariable ctors to a sane API, where *either* a context or a module is required.
llvm-svn: 75025
2009-07-08 19:03:57 +00:00
Nick Lewycky
d46a7b2d22 Remove the vicmp and vfcmp instructions. Because we never had a release with
these instructions, no autoupgrade or backwards compatibility support is
provided.

llvm-svn: 74991
2009-07-08 03:04:38 +00:00
Owen Anderson
7a1f69e433 Push LLVMContext through GlobalVariables and IRBuilder.
llvm-svn: 74985
2009-07-08 01:26:06 +00:00
Owen Anderson
33df2f9812 Use LLVMContext in the LLLexer.
llvm-svn: 74934
2009-07-07 18:44:11 +00:00
Chris Lattner
d49e5380ec switch the .ll parser to use SourceMgr.
llvm-svn: 74735
2009-07-02 23:08:13 +00:00
Chris Lattner
739a32b190 switch the .ll parser into SMDiagnostic.
llvm-svn: 74734
2009-07-02 22:46:18 +00:00
Owen Anderson
4c1647bc63 Use LLVMContext for generating MDStrings too.
llvm-svn: 74710
2009-07-02 17:28:30 +00:00
Owen Anderson
ea0b9b58ae Use LLVMContext to generate metadata constants.
llvm-svn: 74708
2009-07-02 17:20:28 +00:00
Owen Anderson
bd328c24a0 Use LLVMContext for generating UndefValue constants too!
llvm-svn: 74703
2009-07-02 17:04:01 +00:00
Owen Anderson
110917b453 Try again at converting the LLParser to use LLVMContext, without massive breakage this time.
llvm-svn: 74671
2009-07-01 23:57:11 +00:00
Owen Anderson
4fa7e54329 Make the use of const with respect to LLVMContext sane. Hopefully this is the last time, for the
moment, that I will need to make far-reaching changes.

llvm-svn: 74655
2009-07-01 23:13:44 +00:00