Commit Graph

59724 Commits

Author SHA1 Message Date
Anton Korobeynikov
f8b5c63617 VHADD differs from VHSUB at least on A9 - the former reads both operands in the second cycle, while the latter reads second operand in first cycle. Introduce new itin classes to catch this behavior. Whether this is true for A8 as well is WIP.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@100652 91177308-0d34-0410-b5e6-96231b3b80d8
2010-04-07 18:20:13 +00:00
Anton Korobeynikov
268b7446cf Some easy NEON scheduling goodness for A9
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@100651 91177308-0d34-0410-b5e6-96231b3b80d8
2010-04-07 18:20:07 +00:00
Anton Korobeynikov
a31c6fb65e Define new itin classes for ARM <-> VFP reg moves to distinguish from NEON ops. Define proper scheduling itinerary for them on A9. A8 TRM does not specify latency for them at all :(
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@100650 91177308-0d34-0410-b5e6-96231b3b80d8
2010-04-07 18:20:02 +00:00
Anton Korobeynikov
63401e33cb FCONST{S,D} behaves the same way as FP unary instructions. This is true for both A8 and A9.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@100649 91177308-0d34-0410-b5e6-96231b3b80d8
2010-04-07 18:19:56 +00:00
Anton Korobeynikov
bcc02d13bb Proper cycle times for locks, since wbck latency can be larger than fwd latency.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@100648 91177308-0d34-0410-b5e6-96231b3b80d8
2010-04-07 18:19:51 +00:00
Anton Korobeynikov
c492e09455 Add new itin classes for FP16 <-> FP32 conversions and make uise of them for A9.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@100647 91177308-0d34-0410-b5e6-96231b3b80d8
2010-04-07 18:19:46 +00:00
Anton Korobeynikov
391b3431e2 Make use of new reserved/required scheduling stuff: introduce VFP and NEON locks to model domain cross stalls precisly.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@100646 91177308-0d34-0410-b5e6-96231b3b80d8
2010-04-07 18:19:40 +00:00
Anton Korobeynikov
96085a36db Initial support for different kinds of FU reservation.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@100645 91177308-0d34-0410-b5e6-96231b3b80d8
2010-04-07 18:19:32 +00:00
Anton Korobeynikov
1298948c5c Factor out scoreboard into separate class. This way we might have several different score boards.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@100644 91177308-0d34-0410-b5e6-96231b3b80d8
2010-04-07 18:19:24 +00:00
Anton Korobeynikov
2eeeff8371 Some bits of A9 scheduling: VFP
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@100643 91177308-0d34-0410-b5e6-96231b3b80d8
2010-04-07 18:19:18 +00:00
Anton Korobeynikov
035b23a0f4 Separate const from non-const stuff during mergeing
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@100642 91177308-0d34-0410-b5e6-96231b3b80d8
2010-04-07 18:19:13 +00:00
Anton Korobeynikov
1e7b324fe5 Some initial version of global merger
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@100641 91177308-0d34-0410-b5e6-96231b3b80d8
2010-04-07 18:19:07 +00:00
Anton Korobeynikov
977dfcefa1 Add hook to insert late LLVM=>LLVM passes just before isel
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@100640 91177308-0d34-0410-b5e6-96231b3b80d8
2010-04-07 18:18:42 +00:00
Chris Lattner
7f893c0712 fix 80 col violation, patch by Alastair Lynn
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@100639 91177308-0d34-0410-b5e6-96231b3b80d8
2010-04-07 18:13:33 +00:00
Chris Lattner
c0561f29a8 add a comment line that got dropped
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@100638 91177308-0d34-0410-b5e6-96231b3b80d8
2010-04-07 18:10:38 +00:00
Chris Lattner
b1ceecefac this has a pr!
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@100637 91177308-0d34-0410-b5e6-96231b3b80d8
2010-04-07 18:04:56 +00:00
Chris Lattner
24ad3ed71f fix a latent bug my inline asm stuff exposed:
MachineOperand::isIdenticalTo wasn't handling metadata operands.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@100636 91177308-0d34-0410-b5e6-96231b3b80d8
2010-04-07 18:03:19 +00:00
Benjamin Kramer
96fbb3eea6 Remove unused method.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@100620 91177308-0d34-0410-b5e6-96231b3b80d8
2010-04-07 11:23:46 +00:00
Torok Edwin
9c4210794e Workaround the breakage in r100616 by guarding all timers with
TimePassesIsEnabled. This should allow make check to pass.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@100618 91177308-0d34-0410-b5e6-96231b3b80d8
2010-04-07 10:44:46 +00:00
Bill Wendling
5f017e8086 Use the "NamedGroupTimer" class to categorize DWARF emission better.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@100616 91177308-0d34-0410-b5e6-96231b3b80d8
2010-04-07 09:28:04 +00:00
Benjamin Kramer
a592e671ee Use raw_ostream.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@100615 91177308-0d34-0410-b5e6-96231b3b80d8
2010-04-07 09:26:51 +00:00
Sanjiv Gupta
06fd8fadc8 Remove XFAIL for vg_leak as the leaks are fixed by 100601.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@100612 91177308-0d34-0410-b5e6-96231b3b80d8
2010-04-07 07:06:48 +00:00
Mon P Wang
e88909ba72 Update langref for memcpy, memmove, and memset
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@100611 91177308-0d34-0410-b5e6-96231b3b80d8
2010-04-07 06:35:53 +00:00
Evan Cheng
5b463905be Add comments for missed opportunities.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@100610 91177308-0d34-0410-b5e6-96231b3b80d8
2010-04-07 06:00:33 +00:00
Evan Cheng
348856e56a Fix typo.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@100609 91177308-0d34-0410-b5e6-96231b3b80d8
2010-04-07 05:59:12 +00:00
Chris Lattner
cf9a415182 Have the inst emitter add the !srcloc mdnode to the machine instr.
Have the asmprinter use the mdnode to scavenge a source location if
present.  Document this nonsense in langref.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@100607 91177308-0d34-0410-b5e6-96231b3b80d8
2010-04-07 05:38:05 +00:00
Chris Lattner
fee455ea6a remove another magic number.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@100606 91177308-0d34-0410-b5e6-96231b3b80d8
2010-04-07 05:27:36 +00:00
Chris Lattner
decc267151 Three changes:
1. Introduce some enums and accessors in the InlineAsm class
   that eliminate a ton of magic numbers when handling inline
   asm SDNode.
2. Add a new MDNodeSDNode selection dag node type that holds
   a MDNode (shocking!)
3. Add a new argument to ISD::INLINEASM nodes that hold !srcloc
   metadata, propagating it to the instruction emitter, which
   drops it.

No functionality change.



git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@100605 91177308-0d34-0410-b5e6-96231b3b80d8
2010-04-07 05:20:54 +00:00
Chris Lattner
4ba9d9b67b fix a crash on invalid metadata, e.g.: call i32 @foo(), XXXX
We would return the error without inserting the new instruction
into the program, so it wouldn't get deallocated, and an abort
would trigger when the module was deleted. 



git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@100602 91177308-0d34-0410-b5e6-96231b3b80d8
2010-04-07 04:08:57 +00:00
Sanjiv Gupta
d49baefaad Fix memory leaks for external symbol name strings.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@100601 91177308-0d34-0410-b5e6-96231b3b80d8
2010-04-07 03:36:01 +00:00
John McCall
b1fb4497b0 Clean up some signedness oddities in this code noticed by clang.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@100599 91177308-0d34-0410-b5e6-96231b3b80d8
2010-04-07 01:49:15 +00:00
Dale Johannesen
343b42e428 Move printing of target-indepedent DEBUG_VALUE comments
into AsmPrinter.  Target-dependent form is still generated
by FastISel and still handled in X86 code.



git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@100596 91177308-0d34-0410-b5e6-96231b3b80d8
2010-04-07 01:15:14 +00:00
Evan Cheng
d94671a25e Post regalloc LICM. Work in progress.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@100592 91177308-0d34-0410-b5e6-96231b3b80d8
2010-04-07 00:41:17 +00:00
Devang Patel
5f0940002a Do not emit specification DIE with DW_AT_specification attribute for member functions of a funcation local class. This trips gdb's partial scan of DIEs at load time. Fixes Radar 7833483.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@100586 91177308-0d34-0410-b5e6-96231b3b80d8
2010-04-06 23:53:48 +00:00
Jakob Stoklund Olesen
e7b744fe64 Let that which does not matter truly slide.
This test only cares about alignment, so don't test for other cruft.
An upcoming llvm-gcc patch needs this.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@100584 91177308-0d34-0410-b5e6-96231b3b80d8
2010-04-06 23:44:44 +00:00
John McCall
795ee9dd1e Fix a number of clang -Wsign-compare warnings that didn't have an obvious
solution.  The only reason these don't fire with gcc-4.2 is that gcc turns off
part of -Wsign-compare in C++ on accident.



git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@100581 91177308-0d34-0410-b5e6-96231b3b80d8
2010-04-06 23:35:53 +00:00
Dale Johannesen
49d915bb9a Revert 100573, it's causing some testsuite problems.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@100578 91177308-0d34-0410-b5e6-96231b3b80d8
2010-04-06 22:45:26 +00:00
Dale Johannesen
0a580d30e0 Move printing of DEBUG_VALUE comments to target-independent place.
There is probably a more elegant way to do this.



git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@100573 91177308-0d34-0410-b5e6-96231b3b80d8
2010-04-06 22:21:07 +00:00
Bob Wilson
d0910c4534 Expand SELECT and SELECT_CC for NEON vector types.
Radar 7770501.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@100568 91177308-0d34-0410-b5e6-96231b3b80d8
2010-04-06 22:02:24 +00:00
Dale Johannesen
c4d7b14a92 Allow for the possibility that a debug-value points
to a SDNode that didn't have code generated for it.



git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@100566 91177308-0d34-0410-b5e6-96231b3b80d8
2010-04-06 21:59:56 +00:00
Stuart Hastings
639336e0bd Reverting 100530 & 100531 due to regressions in the GDB test suite.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@100563 91177308-0d34-0410-b5e6-96231b3b80d8
2010-04-06 21:38:29 +00:00
Jim Grosbach
fa85eb6237 Fix PR6696 and PR6663
When a frame pointer is not otherwise required, and dynamic stack alignment
is necessary solely due to the spilling of a register with larger alignment
requirements than the default stack alignment, the frame pointer can be both
used as a general purpose register and a frame pointer. That goes poorly, for
obvious reasons. This patch brings back a bit of old logic for identifying
the use of such registers and conservatively reserves the frame pointer
during register allocation in such cases.

For now, implement for X86 only since it's 32-bit linux which is hitting this,
and we want a targeted fix for 2.7. As a follow-on, this will be expanded
to handle other targets, as theoretically the problem could arise elsewhere
as well.



git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@100559 91177308-0d34-0410-b5e6-96231b3b80d8
2010-04-06 20:26:37 +00:00
Bill Wendling
aa59c88a6e Make this hack more specific to the Apple gcc 4.2 non-LLVM compiler.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@100556 91177308-0d34-0410-b5e6-96231b3b80d8
2010-04-06 20:07:21 +00:00
Jakob Stoklund Olesen
8ba1c6ab87 Don't try to collapse DomainValues onto an incompatible SSE domain.
This fixes the Bullet regression on i386/nocona.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@100553 91177308-0d34-0410-b5e6-96231b3b80d8
2010-04-06 19:48:56 +00:00
Gabor Greif
8a8a4350db performance: get rid of repeated dereferencing of use_iterator by caching its result
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@100550 91177308-0d34-0410-b5e6-96231b3b80d8
2010-04-06 19:32:30 +00:00
Gabor Greif
6ce02b5939 make more two predicates constant
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@100549 91177308-0d34-0410-b5e6-96231b3b80d8
2010-04-06 19:24:18 +00:00
Gabor Greif
a01d6db569 performance: get rid of repeated dereferencing of use_iterator by caching its result
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@100547 91177308-0d34-0410-b5e6-96231b3b80d8
2010-04-06 19:14:05 +00:00
Gabor Greif
0b520db74d const-ize predicate ValueIsOnlyUsedLocallyOrStoredToOneGlobal
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@100546 91177308-0d34-0410-b5e6-96231b3b80d8
2010-04-06 18:58:22 +00:00
Gabor Greif
fa1f5c22c5 use CallSite to access calls vs. invokes uniformly
and remove assumptions about operand order

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@100544 91177308-0d34-0410-b5e6-96231b3b80d8
2010-04-06 18:45:08 +00:00
Chris Lattner
779804353d this accessor doesn't need to copy the string.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@100542 91177308-0d34-0410-b5e6-96231b3b80d8
2010-04-06 18:37:22 +00:00