Zhongxing Xu
befbf73b93
add newline to make cl.exe happy.
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llvm-svn: 85483
2009-10-29 05:07:14 +00:00
Zhongxing Xu
93af2d027f
fix 80-col.
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llvm-svn: 85480
2009-10-29 04:41:24 +00:00
Chris Lattner
91d310f259
greatly improve the LLVM IR bitcode encoding documentation,
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patch by Peter Housel!
llvm-svn: 85479
2009-10-29 04:25:46 +00:00
Zhongxing Xu
45d8013f73
Explicitly convert to double to suppress Visual C++ 2008 build error C2668 pow is ambiguous call to overloaded function
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llvm-svn: 85478
2009-10-29 03:43:06 +00:00
Jim Grosbach
071b4ec891
To get more thorough testing from llc-beta nightly runs, do dynamic stack
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realignment regardless of whether it's strictly necessary.
llvm-svn: 85476
2009-10-29 02:41:21 +00:00
Jim Grosbach
220e39263c
When the function is doing dynamic stack realignment, the spill slot will be
...
indexed via the stack pointer, even if a frame pointer is present. Update the
heuristic to place it nearest the stack pointer in that case, rather than
nearest the frame pointer.
llvm-svn: 85474
2009-10-29 02:33:47 +00:00
Johnny Chen
bcb6d87c9d
Sorry to break the build.
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I was trying to check the WIP file to some local repository, but ended up
checking in the llvm repository. Oops!
llvm-svn: 85470
2009-10-29 02:04:53 +00:00
Johnny Chen
19209e26ff
Minor tweak to forgo the the curly braces for most case blocks, except when
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declaring local variables.
llvm-svn: 85467
2009-10-29 01:45:07 +00:00
Chris Lattner
a0e35cae82
teach various passes about blockaddress. We no longer
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crash on any clang tests.
llvm-svn: 85465
2009-10-29 01:21:20 +00:00
Dale Johannesen
2dcd23d6f7
When there is a 2-instruction spill sequence, record
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the second (store) instruction in SpillSlotToUsesMap
consistently. I don't think this matters functionally,
but it's cleaner and Evan wants it this way.
llvm-svn: 85463
2009-10-29 01:15:40 +00:00
Bill Wendling
58923e365d
Don't put in these EH changes.
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llvm-svn: 85460
2009-10-29 00:37:35 +00:00
Douglas Gregor
354d1b85b2
A switch-on-string-literal construct that is a nice alternative to
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cascading "ifs" of strcmps/memcmps.
llvm-svn: 85459
2009-10-29 00:34:30 +00:00
Chris Lattner
0a782eec94
teach ValueMapper about BlockAddress', making bugpoint a lot more useful.
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llvm-svn: 85458
2009-10-29 00:31:02 +00:00
Chris Lattner
8f70e602d3
unindent massive blocks, no functionality change.
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llvm-svn: 85457
2009-10-29 00:28:30 +00:00
Bill Wendling
784d38511f
Reverting r85338 for now. It's causing a bootstrap failure on PPC darwin9.
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--- Reverse-merging r85338 into '.':
U lib/CodeGen/SimpleRegisterCoalescing.cpp
U lib/CodeGen/SimpleRegisterCoalescing.h
llvm-svn: 85454
2009-10-29 00:22:16 +00:00
Dan Gohman
3f9f33080a
Add indirectbr and blockaddress to the vim syntax highlighting file.
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llvm-svn: 85451
2009-10-29 00:14:44 +00:00
Dan Gohman
c80f1a4033
Add a hasAddressTaken for BasicBlock.
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llvm-svn: 85449
2009-10-29 00:09:08 +00:00
Chris Lattner
64ba3671c9
add IRBuilder support for IndirectBr
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llvm-svn: 85445
2009-10-28 23:25:00 +00:00
Bob Wilson
f13be9d41e
Reimplement BranchFolding change to avoid tail merging for a 1 instruction
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common tail, except when the OptimizeForSize function attribute is present.
Radar 7338114.
llvm-svn: 85441
2009-10-28 22:10:20 +00:00
Dale Johannesen
e6fe8733fd
When we generate spill code, then decide we don't need
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to spill after all, we weren't handling 2-instruction
spill sequences correctly (PPC Altivec). We need to
remove the store in this case. Removing the other
instruction(s) would be goodness but is not needed for
correctness, and isn't done here. 7331562.
llvm-svn: 85437
2009-10-28 21:56:18 +00:00
Eric Christopher
d34a37560a
Make sure we return the right sized type here.
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llvm-svn: 85436
2009-10-28 21:32:16 +00:00
Bob Wilson
fc1194919b
Revert r85346 change to control tail merging by CodeGenOpt::Level.
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I'm going to redo this using the OptimizeForSize function attribute.
llvm-svn: 85426
2009-10-28 20:46:46 +00:00
Victor Hernandez
917cf94b22
Extend getMallocArraySize() to determine the array size if the malloc argument is:
...
ArraySize * ElementSize
ElementSize * ArraySize
ArraySize << log2(ElementSize)
ElementSize << log2(ArraySize)
Refactor isArrayMallocHelper and delete isSafeToGetMallocArraySize, so that there is only 1 copy of the malloc array determining logic.
Update users of getMallocArraySize() to not bother calling isArrayMalloc() as well.
llvm-svn: 85421
2009-10-28 20:18:55 +00:00
Viktor Kutuzov
4da1a5215a
Fix to pass options from Gold plugin to LTO codegen
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llvm-svn: 85419
2009-10-28 18:55:55 +00:00
Benjamin Kramer
0613c84aba
Teach cmake that mk[sd]temp is defined in stdlib.h on some systems.
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This fixes parallel build with clang on glibc platforms.
llvm-svn: 85414
2009-10-28 18:37:31 +00:00
David Goodwin
ae4f8e01b0
Make AntiDepReg.h internal.
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llvm-svn: 85412
2009-10-28 18:29:54 +00:00
Bob Wilson
af37728221
Add a Thumb BRIND pattern. Change the ARM BRIND assembly to separate the
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opcode and operand with a tab. Check for these instructions in the usual
places.
llvm-svn: 85411
2009-10-28 18:26:41 +00:00
Evan Cheng
519b231883
fconsts and fconstd are obviously re-materializable.
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llvm-svn: 85410
2009-10-28 18:19:56 +00:00
Jim Grosbach
e42dc83a9f
Cleanup now that frame index scavenging via post-pass is working for ARM and Thumb2.
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llvm-svn: 85406
2009-10-28 17:33:28 +00:00
Devang Patel
de81397884
llvm.dbg.global_variables do not exist anymore.
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llvm-svn: 85402
2009-10-28 16:51:52 +00:00
Chris Lattner
a77d439989
add a new 'SetCurrentDebugType' API (requested by Andrew Haley for JIT
...
stuff) to programmatically control the current debug flavor. While
I'm at it, doxygenate Debug.h and clean it up.
llvm-svn: 85395
2009-10-28 15:32:19 +00:00
Dan Gohman
7948563977
Don't call SDNode::isPredecessorOf when it isn't necessary. If the load's
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chains have no users, they can't be predecessors of the condition.
llvm-svn: 85394
2009-10-28 15:28:02 +00:00
Dan Gohman
a43a2a10a1
Simplify this code: if the unfolded load can't be hoisted, just delete
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the new instructions and leave the old one in place.
llvm-svn: 85393
2009-10-28 15:23:36 +00:00
Edward O'Callaghan
fbe911a40e
No newline at end of file.
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llvm-svn: 85390
2009-10-28 15:04:53 +00:00
Benjamin Kramer
51f925548b
Update CMake file.
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llvm-svn: 85389
2009-10-28 13:29:18 +00:00
Gabor Greif
f47a614c2f
use metavariable <result> instead of SSA name %result for consistency
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llvm-svn: 85388
2009-10-28 13:14:50 +00:00
Gabor Greif
bb9bbb25af
ooops, SSA name should not be part of the link
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llvm-svn: 85387
2009-10-28 13:05:07 +00:00
Gabor Greif
fad893b79c
advertise new syntax for unnamed instructions
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and eliminate confusing double-use of SSA names
(work in progress)
llvm-svn: 85385
2009-10-28 09:21:30 +00:00
Owen Anderson
cfb2c9edeb
Treat lifetime begin/end markers as allocations/frees respectively for the
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purposes for GVN/DSE.
llvm-svn: 85383
2009-10-28 07:05:35 +00:00
Nick Lewycky
0376e34268
Add ABCD, a generalized implementation of the Elimination of Array Bounds
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Checks on Demand algorithm which looks at arbitrary branches instead of loop
iterations. This is GSoC work by Andre Tavares with only editorial changes
applied!
llvm-svn: 85382
2009-10-28 07:03:15 +00:00
Evan Cheng
16ed5ac7ff
Give ARMISD::EH_SJLJ_LONGJMP and EH_SJLJ_SETJMP names.
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llvm-svn: 85381
2009-10-28 06:55:03 +00:00
Owen Anderson
a2584a4c64
Be more careful about invariance reasoning on "store" queries. Stores still need
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to depend on Ref and ModRef calls within the invariant region.
llvm-svn: 85380
2009-10-28 06:30:52 +00:00
Evan Cheng
5935e48b96
X86 palignr intrinsics immediate field is in bits. ISel must transform it into bytes.
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llvm-svn: 85379
2009-10-28 06:30:34 +00:00
Owen Anderson
6cf32f04df
Add trivial support for the invariance intrinsics to memdep. This logic is
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purely local for now.
llvm-svn: 85378
2009-10-28 06:18:42 +00:00
Chris Lattner
1efa0c450a
add bitcode reader support for blockaddress. We can now fully
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round trip blockaddress through .ll and .bc files, so add a testcase.
There are still a bunch of places in the optimizer and other places
that need to be updated to work with these constructs, but at least
the basics are in now.
llvm-svn: 85377
2009-10-28 05:53:48 +00:00
Chris Lattner
075e225442
bitcode writer support for blockaddress.
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llvm-svn: 85376
2009-10-28 05:24:40 +00:00
Chris Lattner
f605b2e8f9
Previously, all operands to Constant were themselves constant.
...
In the new world order, BlockAddress can have a BasicBlock operand.
This doesn't permute much, because if you have a ConstantExpr (or
anything more specific than Constant) we still know the operand has
to be a Constant.
llvm-svn: 85375
2009-10-28 05:14:34 +00:00
Chris Lattner
920f44db54
doc bug spotted by apinski
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llvm-svn: 85372
2009-10-28 04:47:06 +00:00
Chris Lattner
c22b8deb03
'static const void *X = &&y' can only be put in the
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readonly section if a reference to the containing function
is valid in the readonly section.
llvm-svn: 85370
2009-10-28 04:12:16 +00:00
Dan Gohman
9547c094eb
Rewrite SelectionDAG::isPredecessorOf to be iterative instead of
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recursive to avoid consuming extraordinary amounts of stack space
when processing tall graphs.
llvm-svn: 85369
2009-10-28 03:44:30 +00:00