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Commit Graph

125 Commits

Author SHA1 Message Date
Michael J. Spencer
d5ec932c3a Merge System into Support.
llvm-svn: 120298
2010-11-29 18:16:10 +00:00
Dale Johannesen
86b4078f90 Skip debug info when looking for existing EH calls at the
beginning of a block.

llvm-svn: 100230
2010-04-02 21:49:27 +00:00
Chris Lattner
1c7e595a47 sink twine.h down out of Value.h. It is annoying that you need
to #include Twine.h just to give a twine a default value.

llvm-svn: 92247
2009-12-29 07:12:03 +00:00
Chris Lattner
2c82be93e6 add a layer of accessors around the Value::SubClassData member, and use
a convention (shadowing the setter with private forwarding function) to
prevent subclasses from accidentally using it.

This exposed some bogosity in ConstantExprs, which was propaging the
opcode of the constant expr into the NUW/NSW/Exact field in the
getWithOperands/getWithOperandReplaced methods.

llvm-svn: 92239
2009-12-29 02:14:09 +00:00
Benjamin Kramer
bb0bc01e60 Silence a warning on targets with unsigned chars.
llvm-svn: 87002
2009-11-12 17:59:45 +00:00
Chris Lattner
55a53e4e79 the verifier shouldn't modify the IR.
llvm-svn: 85722
2009-11-01 18:11:50 +00:00
Chris Lattner
baa216cd33 fix an issue where the verifier would reject a function whose entry
block had its address taken even if the blockaddress was dead.

llvm-svn: 85706
2009-11-01 04:08:01 +00:00
Chris Lattner
74ed905748 make hasAddressTaken() constant time by storing a refcount in BB's subclass data.
llvm-svn: 85625
2009-10-30 22:33:29 +00:00
Dan Gohman
c80f1a4033 Add a hasAddressTaken for BasicBlock.
llvm-svn: 85449
2009-10-29 00:09:08 +00:00
Chris Lattner
3ad05ab257 basic blocks can now have non-instruction users.
llvm-svn: 85365
2009-10-28 03:36:44 +00:00
Chandler Carruth
766362c707 Move DataTypes.h to include/llvm/System, update all users. This breaks the last
direct inclusion edge from System to Support.

llvm-svn: 85086
2009-10-26 01:35:46 +00:00
Dan Gohman
076277763d Add a comment.
llvm-svn: 80749
2009-09-02 01:14:16 +00:00
Gabor Greif
830005b778 Remove all the LLVM_COMPACTIFY_SENTINELS-related macro magic as discussed with Chris on IRC. Anybody wanting to debug sentinel dereferencing problems must revert this patch and perform the indicated modifications.
llvm-svn: 80128
2009-08-26 19:16:32 +00:00
Gabor Greif
76dcbf3018 re-committing yesterday's r79938.
This time there is no additional include of llvm/Config/config.h
at all. Instead I use a hard-coded preprecessor symbol:
LLVM_COMPACTIFY_SENTINELS

(should this work on the self-hosting buildbot, then
 cleanups come next)

llvm-svn: 80035
2009-08-25 21:25:22 +00:00
Bill Wendling
bc8a0cd205 --- Reverse-merging r79938 into '.':
U    include/llvm/BasicBlock.h
U    include/llvm/ADT/ilist_node.h
U    include/llvm/ADT/ilist.h
U    include/llvm/CodeGen/SelectionDAG.h
U    include/llvm/CodeGen/MachineFunction.h
U    include/llvm/CodeGen/MachineBasicBlock.h
U    include/llvm/Function.h

Revert r79938. It was causing self-hosting build failures.

llvm-svn: 79960
2009-08-25 00:05:04 +00:00
Gabor Greif
fbe4ca0d36 Resubmit an earlier patch of mine:
reduce the size of relevant "ghostly" sentinels
by a pointer.

This attempt now makes the compactification dependent
on the configure variable LLVM_COMPACT_SENTINELS
and should not cause any bootstrap failures for
llvm-gcc any more.

Please note that this is not yet the final version,
and (as settled with Chris) I shall take out the
autofoo/cmake portions in the next days.

This will also lose the assertability on sentinel
dereferencing and operator++, but that seems
an acceptable price to pay for the simplified
build logic.

llvm-svn: 79938
2009-08-24 21:34:17 +00:00
Erick Tryzelaar
adbe0cd3f7 BasicBlock::getContext can no longer return a NULL so update the doc.
llvm-svn: 79432
2009-08-19 17:40:05 +00:00
Owen Anderson
9df206d02d Push LLVMContexts through the IntegerType APIs.
llvm-svn: 78948
2009-08-13 21:58:54 +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
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
Daniel Dunbar
251177c96e Initial update to VMCore to use Twines for string arguments.
- The only meat here is in Value.{h,cpp} the rest is essential 'const
   std::string &' -> 'const Twine &'.

llvm-svn: 77048
2009-07-25 04:41:11 +00:00
Owen Anderson
cc287b28c9 Get rid of the Pass+Context magic.
llvm-svn: 76702
2009-07-22 00:24:57 +00:00
Owen Anderson
121f736d9c "LLVMContext* " --> "LLVMContext *"
llvm-svn: 74878
2009-07-06 23:00:19 +00:00
Owen Anderson
977aa11bc6 More LLVMContext-ification.
llvm-svn: 74807
2009-07-05 22:41:43 +00:00
Dan Gohman
88094aaaf9 Revert r67844. This fixes the llvm-gcc-4.2 build on Darwin.
llvm-svn: 67856
2009-03-27 18:37:13 +00:00
Duncan Sands
71bb115e1c Reapply r66415, which was reverted in r66426 for
causing a bootstrap failure.  Bootstraps here on
x86-32-linux and x86-64-linux.  Requested by the
author Gabor Greif who says that a bug that might
have been causing the failure has since been fixed.

llvm-svn: 67844
2009-03-27 15:29:38 +00:00
Bill Wendling
3146293bda Revert r66415. It's causing failures during bootstrap builds:
Please submit a full bug report,
with preprocessed source if appropriate.
See <URL:http://developer.apple.com/bugreporter> for instructions.
/Volumes/Sandbox/Buildbot/llvm/full-llvm/build/llvmgcc42.roots/llvmgcc42~obj/src/gcc/libgcc2.c: In function '__muldi3':
/Volumes/Sandbox/Buildbot/llvm/full-llvm/build/llvmgcc42.roots/llvmgcc42~obj/src/gcc/libgcc2.c:567: internal compiler error: Bus error
Please submit a full bug report,
with preprocessed source if appropriate.
See <URL:http://developer.apple.com/bugreporter> for instructions.
/Volumes/Sandbox/Buildbot/llvm/full-llvm/build/llvmgcc42.roots/llvmgcc42~obj/src/gcc/libgcc2.c: In function '__lshrdi3':
/Volumes/Sandbox/Buildbot/llvm/full-llvm/build/llvmgcc42.roots/llvmgcc42~obj/src/gcc/libgcc2.c:421: internal compiler error: Bus error
Please submit a full bug report,
with preprocessed source if appropriate.
See <URL:http://developer.apple.com/bugreporter> for instructions.
make[5]: *** [libgcc/./_lshrdi3.o] Error 1
make[5]: *** Waiting for unfinished jobs....
make[5]: *** [libgcc/./_muldi3.o] Error 1
make[5]: *** [libgcc/./_negdi2.o] Error 1


--- Reverse-merging (from foreign repository) r66415 into '.':
U    include/llvm/BasicBlock.h
U    include/llvm/ADT/ilist_node.h
U    include/llvm/CodeGen/SelectionDAG.h
U    include/llvm/CodeGen/MachineFunction.h
U    include/llvm/CodeGen/MachineBasicBlock.h
U    include/llvm/Function.h

llvm-svn: 66426
2009-03-09 18:01:33 +00:00
Gabor Greif
f8122e3283 in builds without asserts we do not need to allocate the Next pointer in "ghostly" sentinels
llvm-svn: 66415
2009-03-09 07:09:01 +00:00
Gabor Greif
02b0968a7a simplify the way how traits get hold of the symbol table
llvm-svn: 66336
2009-03-07 12:33:24 +00:00
Gabor Greif
37f450f486 further simplifications arising from peruse of the more declarative interface
llvm-svn: 66333
2009-03-07 10:49:57 +00:00
Gabor Greif
44e8c8d791 Remove the burden of dealing with list offsets
from SymbolTableListTraits' clients, and
intead request a nice declarative interface.
Cleans up an IMHO ugly wart.

llvm-svn: 66331
2009-03-07 10:00:35 +00:00
Gabor Greif
5291d4d65b ooops, forgot to include the pointless-write eliminator in my previous checkin
llvm-svn: 66081
2009-03-04 21:54:31 +00:00
Gabor Greif
9a8e64c76f Give sentinel traits the right to determine the policy where the sentinel is kept.
This should result in less indirect memory accesses, less dead writes and tighter code.

llvm-svn: 66061
2009-03-04 20:36:44 +00:00
Dan Gohman
cf43db79cc Make a comment less terse.
llvm-svn: 65953
2009-03-03 17:44:54 +00:00
Gabor Greif
2b1114593e Declare Sentinel fragments as mutable to get rid
of some pointless casting. This fragment logically
does not belong to ilist anyway, but to "ghostly"
NodeType.

llvm-svn: 65843
2009-03-02 14:47:45 +00:00
Gabor Greif
9b3fe3d625 Fix a typo. Thanks baldrick!
llvm-svn: 65767
2009-03-01 09:43:41 +00:00
Gabor Greif
2def3e8ae7 add description how the ilist_traits<Instruction> works
llvm-svn: 65732
2009-02-28 22:46:37 +00:00
Evan Cheng
c26c11bbd0 Avoid unused parameter warning.
llvm-svn: 65670
2009-02-28 01:10:24 +00:00
Gabor Greif
9b51fe4ab1 Introduce a new technique for merging BasicBlock with Instruction sentinel by superposition.
This looks dangerous, but isn't because the sentinel is accessed in special way only,
namely the Next and Prev fields of it, and these are guaranteed to exist.

llvm-svn: 65626
2009-02-27 08:41:37 +00:00
Torok Edwin
9d454874f3 fix grammar, thanks Duncan!
llvm-svn: 60875
2008-12-11 11:44:49 +00:00
Torok Edwin
34056e3cc9 introduce BasicBlock::getUniquePredecessor()
llvm-svn: 60872
2008-12-11 10:36:07 +00:00
Chris Lattner
aa0be1e32a remove two unneeded forward declarations, pointed out by Gabor.
llvm-svn: 60735
2008-12-09 02:10:10 +00:00
Chris Lattner
fe3155fc62 Switch the asmprinter (.ll) and all the stuff it requires over to
use raw_ostream instead of std::ostream.  Among other goodness,
this speeds up llvm-dis of kc++ with a release build from 0.85s
to 0.49s (88% faster).

Other interesting changes:
 1) This makes Value::print be non-virtual.
 2) AP[S]Int and ConstantRange can no longer print to ostream directly, 
    use raw_ostream instead.
 3) This fixes a bug in raw_os_ostream where it didn't flush itself 
    when destroyed.
 4) This adds a new SDNode::print method, instead of only allowing "dump".


A lot of APIs have both std::ostream and raw_ostream versions, it would
be useful to go through and systematically anihilate the std::ostream 
versions.

This passes dejagnu, but there may be minor fallout, plz let me know if
so and I'll fix it.

llvm-svn: 55263
2008-08-23 22:23:09 +00:00
Matthijs Kooijman
782943a0ec Document BasicBlock::Create.
llvm-svn: 54210
2008-07-30 12:53:14 +00:00
Dan Gohman
9653b21dc2 Fold the useful features of alist and alist_node into ilist, and
a new ilist_node class, and remove them. Unlike alist_node,
ilist_node doesn't attempt to manage storage itself, so it avoids
the associated problems, including being opaque in gdb.

Adjust the Recycler class so that it doesn't depend on alist_node.
Also, change it to use explicit Size and Align parameters, allowing
it to work when the largest-sized node doesn't have the greatest
alignment requirement.

Change MachineInstr's MachineMemOperand list from a pool-backed
alist to a std::list for now.

llvm-svn: 54146
2008-07-28 21:51:04 +00:00
Anton Korobeynikov
f77142326f For PR1338: rename include/llvm/ADT/ilist and friends to end with ".h"
llvm-svn: 51687
2008-05-29 17:41:17 +00:00
Dan Gohman
8b6f4366ae Tidy up BasicBlock::getFirstNonPHI, and change a bunch of places to
use it instead of duplicating its functionality.

llvm-svn: 51499
2008-05-23 21:05:58 +00:00
Nick Lewycky
1f831c0f57 Remove 'unwinds to' support from mainline. This patch undoes r47802 r47989
r48047 r48084 r48085 r48086 r48088 r48096 r48099 r48109 and r48123.

llvm-svn: 50265
2008-04-25 16:53:59 +00:00
Gabor Greif
6c6b8a57f3 API changes for class Use size reduction, wave 1.
Specifically, introduction of XXX::Create methods
for Users that have a potentially variable number of
Uses.

llvm-svn: 49277
2008-04-06 20:25:17 +00:00
Nick Lewycky
c64eb33c52 Two things. Preserve the unwind_to when splitting a BB.
Add the ability to remove just one instance of a BB from a phi node. This fixes
the compile error in the tree now.

llvm-svn: 48085
2008-03-09 05:04:48 +00:00