Rafael Espindola
aa7a2f2ba3
Factor macro argument parsing into helper methods and add support for .irp.
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Patch extracted from a larger one by the PaX team. I added the testcases
and tightened error handling a bit.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@158523 91177308-0d34-0410-b5e6-96231b3b80d8
2012-06-15 14:02:34 +00:00
Duncan Sands
cd117f736c
Fix issues (infinite loop and/or crash) with self-referential instructions, for
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example degenerate phi nodes and binops that use themselves in unreachable code.
Thanks to Charles Davis for the testcase that uncovered this can of worms.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@158508 91177308-0d34-0410-b5e6-96231b3b80d8
2012-06-15 08:37:50 +00:00
Craig Topper
8e58b3e9b8
Move AVX version of convert instructions that write to GPRs to the Op1 table.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@158497 91177308-0d34-0410-b5e6-96231b3b80d8
2012-06-15 07:02:58 +00:00
Marshall Clow
45aad162c6
Had a closing brace inside an #ifdef -- oops!
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@158485 91177308-0d34-0410-b5e6-96231b3b80d8
2012-06-15 01:15:47 +00:00
Marshall Clow
d4d03e09d3
Adding acessors to COFFObjectFile so that clients can get at the (non-generic) bits
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@158484 91177308-0d34-0410-b5e6-96231b3b80d8
2012-06-15 01:08:25 +00:00
Pete Cooper
6399b7c510
Recommit r158407: Allow SROA to look at a vector type and see if the offset is out of range to be replaced with a scalar access. Now with additional fix and test for indexing into a vector inside a struct
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@158479 91177308-0d34-0410-b5e6-96231b3b80d8
2012-06-14 23:53:53 +00:00
Rafael Espindola
0397729d3b
Implement the isSafeToDiscardIfUnused predicate and use it in globalopt and
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globaldce. Globaldce was already removing linkonce globals, but globalopt was
not.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@158476 91177308-0d34-0410-b5e6-96231b3b80d8
2012-06-14 22:48:13 +00:00
Pete Cooper
312091ece3
Move X86::VCVTTSD2SIrr from the 2 operand to 1 operand MemRegOp table.
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Can someone with more knowledge of this please look at other entries
to see if others need moved.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@158474 91177308-0d34-0410-b5e6-96231b3b80d8
2012-06-14 22:12:58 +00:00
Akira Hatanaka
864f66085c
Fix coding style violations. Remove white spaces and tabs.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@158471 91177308-0d34-0410-b5e6-96231b3b80d8
2012-06-14 21:10:56 +00:00
Akira Hatanaka
1418045472
1. introduce MipsPat in place of Pat in order to exclude those from
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being used by Mips16 or Micro Mips
2. clean up a few lines too long encountered
Patch by Reed Kotler.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@158470 91177308-0d34-0410-b5e6-96231b3b80d8
2012-06-14 21:03:23 +00:00
Akira Hatanaka
6b0cd9b9c6
Make machine verifier check the first instruction of the last bundle instead of
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the last instruction of a basic block.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@158468 91177308-0d34-0410-b5e6-96231b3b80d8
2012-06-14 20:51:13 +00:00
Lang Hames
0180694b2f
Make comment slightly more helpful.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@158467 91177308-0d34-0410-b5e6-96231b3b80d8
2012-06-14 20:37:15 +00:00
Pete Cooper
9e066625b7
Revert r158454: Allow SROA to look at a vector type... Its breaking the vectorise buildbot
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This reverts commit 12c1f86ffa731e2952c80d2cc577000c96b8962c.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@158462 91177308-0d34-0410-b5e6-96231b3b80d8
2012-06-14 18:32:52 +00:00
Andrew Trick
42120a2c55
misched: disable SSA check pending PR13112.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@158461 91177308-0d34-0410-b5e6-96231b3b80d8
2012-06-14 17:48:49 +00:00
Pete Cooper
77fdd3ad4a
Recommit r158407: Allow SROA to look at a vector type and see if the offset is out of range to be replaced with a scalar access. Now with additional fix and test for indexing into a vector inside a struct
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@158454 91177308-0d34-0410-b5e6-96231b3b80d8
2012-06-14 16:38:13 +00:00
NAKAMURA Takumi
f1ece22612
MipsLongBranch.cpp: Tweak llvm::next() to appease msvc.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@158446 91177308-0d34-0410-b5e6-96231b3b80d8
2012-06-14 12:29:48 +00:00
Richard Barton
a1c7367a5b
Replace assertion failure for badly formatted CPS instrution with error message.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@158445 91177308-0d34-0410-b5e6-96231b3b80d8
2012-06-14 10:48:04 +00:00
Jush Lu
efc967e044
Cleanup whitespace.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@158443 91177308-0d34-0410-b5e6-96231b3b80d8
2012-06-14 06:08:19 +00:00
Manman Ren
7a0575b9a8
InstCombine: fix a bug when combining (fcmp cc0 x, y) && (fcmp cc1 x, y).
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uno && ueq was converted to ueq, it should be converted to uno.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@158441 91177308-0d34-0410-b5e6-96231b3b80d8
2012-06-14 05:57:42 +00:00
Akira Hatanaka
f4f60cbe46
Fix Mips/CMakeLists.txt.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@158437 91177308-0d34-0410-b5e6-96231b3b80d8
2012-06-14 01:23:55 +00:00
Akira Hatanaka
a32ccf92c1
Add file MipsLongBranch.cpp.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@158436 91177308-0d34-0410-b5e6-96231b3b80d8
2012-06-14 01:22:24 +00:00
Akira Hatanaka
63b37f122d
Remove code in MipsAsmPrinter and MipsMCInstLower.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@158434 91177308-0d34-0410-b5e6-96231b3b80d8
2012-06-14 01:20:12 +00:00
Akira Hatanaka
9e97587e02
Add long branch expansion pass for MIPS.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@158433 91177308-0d34-0410-b5e6-96231b3b80d8
2012-06-14 01:19:35 +00:00
Akira Hatanaka
91625aab60
Add AT to the list of registers clobbered by branches so that it is available
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as a scratch register when they are expanded to long branches.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@158432 91177308-0d34-0410-b5e6-96231b3b80d8
2012-06-14 01:17:59 +00:00
Akira Hatanaka
c56a7bb051
In MipsRegisterInfo::eliminateFrameIndex, call Mips::loadImmediate
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to load an immediate that does not fit into 16-bit.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@158431 91177308-0d34-0410-b5e6-96231b3b80d8
2012-06-14 01:17:36 +00:00
Akira Hatanaka
84e09287cb
In MipsFrameLowering::emitPrologue and emitEpilogue, call Mips::loadImmediate
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to load an immediate that does not fit into 16-bit. Also, take into
consideration the global base register slot on the stack when computing the
stack size.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@158430 91177308-0d34-0410-b5e6-96231b3b80d8
2012-06-14 01:17:13 +00:00
Akira Hatanaka
d4b48b283c
Define function MipsInstrInfo::GetInstSizeInBytes, which will be called to
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compute the size of basic blocks in a function. Also, define a function which
emits a series of instructions to load an immediate.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@158429 91177308-0d34-0410-b5e6-96231b3b80d8
2012-06-14 01:16:45 +00:00
Akira Hatanaka
4654e58a64
In MipsISelDAGToDAG.cpp, store the global base register to a stack frame object.
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Long-branches need access to the global base register to get the destination
address.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@158428 91177308-0d34-0410-b5e6-96231b3b80d8
2012-06-14 01:16:15 +00:00
Akira Hatanaka
a76220a40c
Add methods to MipsFunctionInfo for initializing and accessing the stack frame
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object for the global base register.
This is the first of a series of patches which implements long branch expansion
for MIPS.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@158427 91177308-0d34-0410-b5e6-96231b3b80d8
2012-06-14 01:15:36 +00:00
Akira Hatanaka
158413930f
Bundle jump/branch instructions with the instructions in the delay slot in
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delay slot filler pass of MIPS, per suggestion of Jakob Stoklund Olesen.
This change, along with the fix in r158154, enables machine verification
to be run after delay slot filling.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@158426 91177308-0d34-0410-b5e6-96231b3b80d8
2012-06-13 23:25:52 +00:00
Akira Hatanaka
8782707f50
Implement a DAGCombine in MipsISelLowering.cpp which transforms the following
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pattern:
(add v0, (add v1, abs_lo(tjt))) => (add (add v0, v1), abs_lo(tjt))
"tjt" is a TargetJumpTable node.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@158419 91177308-0d34-0410-b5e6-96231b3b80d8
2012-06-13 20:33:18 +00:00
Akira Hatanaka
e193b32583
Set a higher value for maxStoresPerMemcpy in MipsISelLowering.cpp.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@158414 91177308-0d34-0410-b5e6-96231b3b80d8
2012-06-13 19:33:32 +00:00
Akira Hatanaka
2bd7e532b4
Simplify CreateLoadLR and CreateStoreLR in MipsISelLowering.cpp.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@158413 91177308-0d34-0410-b5e6-96231b3b80d8
2012-06-13 19:06:08 +00:00
Akira Hatanaka
777a120285
Implement fastcc calling convention for MIPS.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@158410 91177308-0d34-0410-b5e6-96231b3b80d8
2012-06-13 18:06:00 +00:00
Richard Osborne
aa08c8b2ba
Fix pattern for MKMSK instruction.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@158409 91177308-0d34-0410-b5e6-96231b3b80d8
2012-06-13 17:59:12 +00:00
Pete Cooper
e91f926f3b
Revert "Allow SROA to look at a vector type and see if the offset is out of range to be replaced with a scalar access"
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This reverts commit 51786e0aae
.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@158408 91177308-0d34-0410-b5e6-96231b3b80d8
2012-06-13 17:55:22 +00:00
Pete Cooper
51786e0aae
Allow SROA to look at a vector type and see if the offset is out of range to be replaced with a scalar access
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@158407 91177308-0d34-0410-b5e6-96231b3b80d8
2012-06-13 17:30:34 +00:00
Argyrios Kyrtzidis
1a18e9a2c4
Fix building ThreadLocal.cpp with --disable-threads.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@158405 91177308-0d34-0410-b5e6-96231b3b80d8
2012-06-13 16:30:06 +00:00
Kay Tiong Khoo
575e90e955
*typo: Cyles changed to Cycles
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@158404 91177308-0d34-0410-b5e6-96231b3b80d8
2012-06-13 15:53:04 +00:00
Duncan Sands
d34491f675
It is possible for several constants which aren't individually absorbing to
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combine to the absorbing element. Thanks to nbjoerg on IRC for pointing this
out.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@158399 91177308-0d34-0410-b5e6-96231b3b80d8
2012-06-13 12:15:56 +00:00
Duncan Sands
ee5a094ccf
When linearizing a multiplication, return at once if we see a factor of zero,
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since then the entire expression must equal zero (similarly for other operations
with an absorbing element). With this in place a bunch of reassociate code for
handling constants is dead since it is all taken care of when linearizing. No
intended functionality change.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@158398 91177308-0d34-0410-b5e6-96231b3b80d8
2012-06-13 09:42:13 +00:00
Craig Topper
cc95b57d42
Fix intrinsics for XOP frczss/sd instructions. These instructions only take one source register and zero the upper bits of the destination rather than preserving them.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@158396 91177308-0d34-0410-b5e6-96231b3b80d8
2012-06-13 07:18:53 +00:00
Hal Finkel
79248299f6
Add another missing 64-bit itinerary definition for the PPC A2 core.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@158393 91177308-0d34-0410-b5e6-96231b3b80d8
2012-06-13 05:55:09 +00:00
Manman Ren
ee28e0fdd1
SimplifyCFG: fold unconditional branch to its predecessor if profitable.
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This patch extends FoldBranchToCommonDest to fold unconditional branches.
For unconditional branches, we fold them if it is easy to update the phi nodes
in the common successors.
rdar://10554090
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@158392 91177308-0d34-0410-b5e6-96231b3b80d8
2012-06-13 05:43:29 +00:00
Jakob Stoklund Olesen
764dc754fe
Eliminate struct TableGenBackend.
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TableGen backends are simply written as functions now.
Patch by Sean Silva!
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@158389 91177308-0d34-0410-b5e6-96231b3b80d8
2012-06-13 05:15:49 +00:00
Akira Hatanaka
36c58aa4d6
Clean up trailing blanks in Mips16InstrFormats.td
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Patch by Reed Kotler.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@158382 91177308-0d34-0410-b5e6-96231b3b80d8
2012-06-13 02:42:47 +00:00
Akira Hatanaka
942918d13e
disable use of directive .set nomicromips
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until this directive is pushed in gas to open source fsf
Patch by Reed Kotler.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@158381 91177308-0d34-0410-b5e6-96231b3b80d8
2012-06-13 02:41:14 +00:00
Andrew Trick
1c2d3c538c
sched: fix latency of memory dependence chain edges for consistency.
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For store->load dependencies that may alias, we should always use
TrueMemOrderLatency, which may eventually become a subtarget hook. In
effect, we should guarantee at least TrueMemOrderLatency on at least
one DAG path from a store to a may-alias load.
This should fix the standard mode as well as -enable-aa-sched-mi".
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@158380 91177308-0d34-0410-b5e6-96231b3b80d8
2012-06-13 02:39:03 +00:00
Andrew Trick
9df55eed04
sched: Avoid trivially redundant DAG edges. Take the one with higher latency.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@158379 91177308-0d34-0410-b5e6-96231b3b80d8
2012-06-13 02:39:00 +00:00
Akira Hatanaka
a256ac5210
1. fix places where immed is used in place of imm to be consistent with
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non mips16
2. fix some comments to change OPcode->EXTEND for extended instructions
Patch by Reed Kotler.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@158378 91177308-0d34-0410-b5e6-96231b3b80d8
2012-06-13 02:37:54 +00:00