Chris Lattner [Wed, 4 Feb 2004 03:59:08 +0000 (03:59 +0000)]
Check in header file I forgot before.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@11115
91177308-0d34-0410-b5e6-
96231b3b80d8
Chris Lattner [Wed, 4 Feb 2004 03:58:28 +0000 (03:58 +0000)]
Adjust to the new BasicBlock ctor, which requires a function parameter
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@11114
91177308-0d34-0410-b5e6-
96231b3b80d8
Chris Lattner [Wed, 4 Feb 2004 03:57:50 +0000 (03:57 +0000)]
Adjust to the new BB ctor
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@11113
91177308-0d34-0410-b5e6-
96231b3b80d8
Chris Lattner [Wed, 4 Feb 2004 03:57:34 +0000 (03:57 +0000)]
Delete the BasicBlock ctor that only takes a BasicBlock to insert before. This
fails when the basic block points to the function->end. Instead, require that
the client pass in the function AND the basicblock to insert into.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@11112
91177308-0d34-0410-b5e6-
96231b3b80d8
Chris Lattner [Wed, 4 Feb 2004 03:21:51 +0000 (03:21 +0000)]
Remove unneeded code now that splitBasicBlock does the "right thing"
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@11111
91177308-0d34-0410-b5e6-
96231b3b80d8
Chris Lattner [Wed, 4 Feb 2004 03:21:31 +0000 (03:21 +0000)]
When splitting a basic block, insert the new half immediately after the first
half.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@11110
91177308-0d34-0410-b5e6-
96231b3b80d8
Chris Lattner [Wed, 4 Feb 2004 02:51:48 +0000 (02:51 +0000)]
More refactoring. Move alloca instructions and handle invoke instructions
before we delete the original call site, allowing slight simplifications of
code, but nothing exciting.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@11109
91177308-0d34-0410-b5e6-
96231b3b80d8
Chris Lattner [Wed, 4 Feb 2004 01:41:09 +0000 (01:41 +0000)]
Move the cloning of the function body much earlier in the inlinefunction
process. The only optimization we did so far is to avoid creating a
PHI node, then immediately destroying it in the common case where the
callee has one return statement. Instead, we just don't create the return
value. This has no noticable performance impact, but paves the way for
future improvements.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@11108
91177308-0d34-0410-b5e6-
96231b3b80d8
Chris Lattner [Wed, 4 Feb 2004 01:19:43 +0000 (01:19 +0000)]
Give CloneBasicBlock an optional function argument to specify which function
to add the cloned block to. This allows the block to be added to the function
immediately, and all of the instructions to be immediately added to the function
symbol table, which speeds up the inliner from 3.7 -> 3.38s on the PR209.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@11107
91177308-0d34-0410-b5e6-
96231b3b80d8
Chris Lattner [Wed, 4 Feb 2004 01:06:38 +0000 (01:06 +0000)]
If changing a parent, don't add then remove the object from the leak detector
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@11106
91177308-0d34-0410-b5e6-
96231b3b80d8
Chris Lattner [Tue, 3 Feb 2004 23:11:21 +0000 (23:11 +0000)]
In BasicBlock::splitBasicBlock, just use islist::splice to move the instructions,
instead of a loop that is really inefficient with large basic blocks.
This speeds up the inliner pass on the testcase in PR209 from 13.8s to 2.24s
which still isn't exactly speedy, but is a lot better. :)
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@11105
91177308-0d34-0410-b5e6-
96231b3b80d8
Chris Lattner [Tue, 3 Feb 2004 23:05:24 +0000 (23:05 +0000)]
Revised version of a patch for PR222 that works with my version of gmake.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@11104
91177308-0d34-0410-b5e6-
96231b3b80d8
Chris Lattner [Tue, 3 Feb 2004 22:59:56 +0000 (22:59 +0000)]
Bug fixed
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@11103
91177308-0d34-0410-b5e6-
96231b3b80d8
Chris Lattner [Tue, 3 Feb 2004 22:56:40 +0000 (22:56 +0000)]
Apply Michael Kahl's patch to fix the 'make tools-only' target when OBJDIR != SRCDIR.
See PR222.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@11102
91177308-0d34-0410-b5e6-
96231b3b80d8
Chris Lattner [Tue, 3 Feb 2004 22:34:12 +0000 (22:34 +0000)]
Bunch up all locally used allocas by the block they are allocated in, and
process them all as a group. This speeds up SRoA/mem2reg from 28.46s to
0.62s on the testcase from PR209.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@11100
91177308-0d34-0410-b5e6-
96231b3b80d8
Chris Lattner [Tue, 3 Feb 2004 22:00:33 +0000 (22:00 +0000)]
Handle extremely trivial cases extremely efficiently. This speeds up
SRoA/mem2reg from 41.2s to 27.5s on the testcase in PR209.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@11099
91177308-0d34-0410-b5e6-
96231b3b80d8
Chris Lattner [Tue, 3 Feb 2004 18:54:04 +0000 (18:54 +0000)]
Generate ftst instructions for comparison against zero
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@11098
91177308-0d34-0410-b5e6-
96231b3b80d8
Chris Lattner [Tue, 3 Feb 2004 08:03:41 +0000 (08:03 +0000)]
bug fixed
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@11097
91177308-0d34-0410-b5e6-
96231b3b80d8
Chris Lattner [Tue, 3 Feb 2004 07:27:50 +0000 (07:27 +0000)]
Add the ftst instruction
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@11095
91177308-0d34-0410-b5e6-
96231b3b80d8
Chris Lattner [Tue, 3 Feb 2004 07:27:34 +0000 (07:27 +0000)]
Add support for one argument OneArgFP instructions
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@11094
91177308-0d34-0410-b5e6-
96231b3b80d8
Alkis Evlogimenos [Tue, 3 Feb 2004 01:13:07 +0000 (01:13 +0000)]
When an instruction like: A += B had both A and B virtual registers
spilled, A was loaded from its stack location twice. This fixes the bug.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@11093
91177308-0d34-0410-b5e6-
96231b3b80d8
Alkis Evlogimenos [Mon, 2 Feb 2004 23:08:58 +0000 (23:08 +0000)]
Revert changes. Will implement this using a different set of primitives
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@11091
91177308-0d34-0410-b5e6-
96231b3b80d8
Alkis Evlogimenos [Mon, 2 Feb 2004 22:00:32 +0000 (22:00 +0000)]
Fix debugging output.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@11088
91177308-0d34-0410-b5e6-
96231b3b80d8
Alkis Evlogimenos [Mon, 2 Feb 2004 21:56:40 +0000 (21:56 +0000)]
Correctly update def/use information for modified machine operands.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@11087
91177308-0d34-0410-b5e6-
96231b3b80d8
Alkis Evlogimenos [Mon, 2 Feb 2004 21:55:18 +0000 (21:55 +0000)]
Add MachineOperand::setDef() and MachineOperand::setUse() so that the
TwoAddressInstructionPass can correctly update use/def information.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@11086
91177308-0d34-0410-b5e6-
96231b3b80d8
Alkis Evlogimenos [Mon, 2 Feb 2004 20:29:57 +0000 (20:29 +0000)]
Should be more careful. The previously applied change made all counts
outside of loops = 0.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@11085
91177308-0d34-0410-b5e6-
96231b3b80d8
Chris Lattner [Mon, 2 Feb 2004 20:21:29 +0000 (20:21 +0000)]
Floating point negates are -0.0 - X, not 0.0 - X
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@11084
91177308-0d34-0410-b5e6-
96231b3b80d8
Chris Lattner [Mon, 2 Feb 2004 20:09:56 +0000 (20:09 +0000)]
Disable (x - (y - z)) => (x + (z - y)) optimization for floating point.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@11083
91177308-0d34-0410-b5e6-
96231b3b80d8
Chris Lattner [Mon, 2 Feb 2004 20:09:22 +0000 (20:09 +0000)]
Update comment
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@11082
91177308-0d34-0410-b5e6-
96231b3b80d8
Chris Lattner [Mon, 2 Feb 2004 19:57:45 +0000 (19:57 +0000)]
No need to declare implicit uses/defs of ST0
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@11081
91177308-0d34-0410-b5e6-
96231b3b80d8
Chris Lattner [Mon, 2 Feb 2004 19:40:06 +0000 (19:40 +0000)]
Bug fixed
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@11080
91177308-0d34-0410-b5e6-
96231b3b80d8
Brian Gaeke [Mon, 2 Feb 2004 19:32:27 +0000 (19:32 +0000)]
Make deadarghaX0r warning louder.
(I just love typing haX0r. haX0r haX0r haX0r.)
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@11079
91177308-0d34-0410-b5e6-
96231b3b80d8
Chris Lattner [Mon, 2 Feb 2004 19:31:38 +0000 (19:31 +0000)]
Generate the fchs instruction to negate a floating point number
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@11078
91177308-0d34-0410-b5e6-
96231b3b80d8
Chris Lattner [Mon, 2 Feb 2004 19:23:15 +0000 (19:23 +0000)]
Add support for OneArgFPRW instructions, fix a couple of typeos
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@11077
91177308-0d34-0410-b5e6-
96231b3b80d8
Brian Gaeke [Mon, 2 Feb 2004 19:06:36 +0000 (19:06 +0000)]
Include PowerPC.h. Flesh out the stub versions of addPassesToEmitAssembly()
and addPassesToJITCompile() slightly.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@11076
91177308-0d34-0410-b5e6-
96231b3b80d8
Brian Gaeke [Mon, 2 Feb 2004 19:06:12 +0000 (19:06 +0000)]
Add a -march=powerpc option. Automatically select it if this looks like a
big-endian, 32-bit module, or if __ppc__, __POWERPC__, or __APPLE__ are
defined.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@11075
91177308-0d34-0410-b5e6-
96231b3b80d8
Brian Gaeke [Mon, 2 Feb 2004 19:05:52 +0000 (19:05 +0000)]
Link in the PowerPC back-end.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@11074
91177308-0d34-0410-b5e6-
96231b3b80d8
Brian Gaeke [Mon, 2 Feb 2004 19:05:28 +0000 (19:05 +0000)]
Add comments describing how you would add prototypes for factory methods for
PowerPC-specific passes here.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@11073
91177308-0d34-0410-b5e6-
96231b3b80d8
Brian Gaeke [Mon, 2 Feb 2004 19:05:08 +0000 (19:05 +0000)]
Add prototype for llvm::allocatePowerPCTargetMachine().
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@11072
91177308-0d34-0410-b5e6-
96231b3b80d8
Chris Lattner [Mon, 2 Feb 2004 18:56:30 +0000 (18:56 +0000)]
Codegen -0.0 correctly. Do not use fldz! This is another -0.0 == +0.0 problem, arg.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@11070
91177308-0d34-0410-b5e6-
96231b3b80d8
Chris Lattner [Mon, 2 Feb 2004 18:53:04 +0000 (18:53 +0000)]
Correct the method I just added to actually return false sometimes
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@11069
91177308-0d34-0410-b5e6-
96231b3b80d8
Chris Lattner [Mon, 2 Feb 2004 18:40:29 +0000 (18:40 +0000)]
Add a new method to ConstantFP
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@11068
91177308-0d34-0410-b5e6-
96231b3b80d8
Chris Lattner [Mon, 2 Feb 2004 17:48:56 +0000 (17:48 +0000)]
Bug fixed
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@11067
91177308-0d34-0410-b5e6-
96231b3b80d8
Alkis Evlogimenos [Mon, 2 Feb 2004 07:30:36 +0000 (07:30 +0000)]
Create an object for tracking physical register usage. This will look
much better when I get rid of the reserved registers.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@11066
91177308-0d34-0410-b5e6-
96231b3b80d8
Chris Lattner [Sun, 1 Feb 2004 22:52:12 +0000 (22:52 +0000)]
Bug fixed
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@11065
91177308-0d34-0410-b5e6-
96231b3b80d8
Chris Lattner [Sun, 1 Feb 2004 22:49:04 +0000 (22:49 +0000)]
Second half of a fix for PR218 & test/Regression/Assembler/2004-02-01-NegativeZero.llx.
Basically we store floating point values as their integral components, instead of relying
on the semantics of floating point < to differentiate between values. This is likely to
make the map search be faster anyway.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@11064
91177308-0d34-0410-b5e6-
96231b3b80d8
Chris Lattner [Sun, 1 Feb 2004 22:48:09 +0000 (22:48 +0000)]
The first half of a fix for PR218 & test/Regression/Assembler/2004-02-01-NegativeZero.llx
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@11063
91177308-0d34-0410-b5e6-
96231b3b80d8
Chris Lattner [Sun, 1 Feb 2004 22:47:16 +0000 (22:47 +0000)]
Add another test
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@11062
91177308-0d34-0410-b5e6-
96231b3b80d8
Alkis Evlogimenos [Sun, 1 Feb 2004 20:13:26 +0000 (20:13 +0000)]
Change weight array into a vector and make it as big as the number of
registers (not as the max number of registers).
Change toSpill from a std::set into a std::vector<bool>.
Use the reverse iterator adapter to do a reverse scan of allocatable
registers.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@11061
91177308-0d34-0410-b5e6-
96231b3b80d8
Alkis Evlogimenos [Sun, 1 Feb 2004 18:39:53 +0000 (18:39 +0000)]
Use std::map::count() instead of std::map::find() != std::map::end()
where appropriate.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@11060
91177308-0d34-0410-b5e6-
96231b3b80d8
Chris Lattner [Sun, 1 Feb 2004 18:16:06 +0000 (18:16 +0000)]
New testcase for PR218
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@11059
91177308-0d34-0410-b5e6-
96231b3b80d8
Alkis Evlogimenos [Sun, 1 Feb 2004 17:14:20 +0000 (17:14 +0000)]
Add MRegisterInfo::getNumRegs().
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@11058
91177308-0d34-0410-b5e6-
96231b3b80d8
Alkis Evlogimenos [Sun, 1 Feb 2004 16:13:05 +0000 (16:13 +0000)]
Change string for joined intervals.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@11057
91177308-0d34-0410-b5e6-
96231b3b80d8
Alkis Evlogimenos [Sun, 1 Feb 2004 08:22:16 +0000 (08:22 +0000)]
FpMOV is also a move instruction.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@11055
91177308-0d34-0410-b5e6-
96231b3b80d8
Alkis Evlogimenos [Sun, 1 Feb 2004 08:19:25 +0000 (08:19 +0000)]
Change xor to ^.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@11054
91177308-0d34-0410-b5e6-
96231b3b80d8
Chris Lattner [Sun, 1 Feb 2004 07:24:53 +0000 (07:24 +0000)]
Now that tailduplication does not bork SSA form, run mem2reg earlier in gccas.
This tremendously improves the code generated by the LLVM optimizer, primarily
by making the inliner more aggressive. For example, it improves the stepanov
benchmark from 55.56 mega-additions/sec to 98.04 Ma/s. It also improves the
oopack/iterator benchmark from 338.3MFLOPS/s to 1103.4MFLOPS/s. Less noteworthy,
it improves oopack/matrix from 573 -> 641 MFLOPS/s.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@11053
91177308-0d34-0410-b5e6-
96231b3b80d8
Chris Lattner [Sun, 1 Feb 2004 06:32:28 +0000 (06:32 +0000)]
Disable tail duplication in any "hard" cases, where it might break SSA form.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@11052
91177308-0d34-0410-b5e6-
96231b3b80d8
Chris Lattner [Sun, 1 Feb 2004 05:25:07 +0000 (05:25 +0000)]
Fix a bug in a recent checkin
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@11050
91177308-0d34-0410-b5e6-
96231b3b80d8
Chris Lattner [Sun, 1 Feb 2004 05:15:07 +0000 (05:15 +0000)]
Fix the count of the number of instructions removed
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@11049
91177308-0d34-0410-b5e6-
96231b3b80d8
Alkis Evlogimenos [Sun, 1 Feb 2004 02:21:31 +0000 (02:21 +0000)]
Missed one silly assert :-)
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@11048
91177308-0d34-0410-b5e6-
96231b3b80d8
Alkis Evlogimenos [Sun, 1 Feb 2004 02:18:31 +0000 (02:18 +0000)]
Simplify joinIntervals() code.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@11047
91177308-0d34-0410-b5e6-
96231b3b80d8
Chris Lattner [Sun, 1 Feb 2004 01:50:31 +0000 (01:50 +0000)]
Remove all of the annoying statistics now that I'm finished (for the near
term) working on bytecode size stuff.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@11046
91177308-0d34-0410-b5e6-
96231b3b80d8
Alkis Evlogimenos [Sun, 1 Feb 2004 01:27:01 +0000 (01:27 +0000)]
Use MRegisterInfo::isPhysicalRegister and
MRegisterInfo::isVirtualRegister.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@11045
91177308-0d34-0410-b5e6-
96231b3b80d8
Chris Lattner [Sun, 1 Feb 2004 01:23:19 +0000 (01:23 +0000)]
Fix a crasher bug in my constant folding rewrite
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@11044
91177308-0d34-0410-b5e6-
96231b3b80d8
Chris Lattner [Sun, 1 Feb 2004 01:07:25 +0000 (01:07 +0000)]
Print an error message if we can't materialize the bytecode file
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@11043
91177308-0d34-0410-b5e6-
96231b3b80d8
Chris Lattner [Sun, 1 Feb 2004 00:32:48 +0000 (00:32 +0000)]
Add comments
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@11042
91177308-0d34-0410-b5e6-
96231b3b80d8
Chris Lattner [Sun, 1 Feb 2004 00:32:35 +0000 (00:32 +0000)]
Print an error message if there is an error materialize the bc file.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@11041
91177308-0d34-0410-b5e6-
96231b3b80d8
Alkis Evlogimenos [Sat, 31 Jan 2004 23:48:47 +0000 (23:48 +0000)]
Apply final part of Chris' patch.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@11040
91177308-0d34-0410-b5e6-
96231b3b80d8
Alkis Evlogimenos [Sat, 31 Jan 2004 23:13:30 +0000 (23:13 +0000)]
Be a little smarter on the way we handle physical register defs.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@11038
91177308-0d34-0410-b5e6-
96231b3b80d8
Chris Lattner [Sat, 31 Jan 2004 21:27:19 +0000 (21:27 +0000)]
Finegrainify namespacification, use new MRegisterInfo::isVirtualRegister
method
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@11037
91177308-0d34-0410-b5e6-
96231b3b80d8
Chris Lattner [Sat, 31 Jan 2004 21:21:43 +0000 (21:21 +0000)]
Fix, correctly this time, the computation of the return value
Fix a spello
Tighten up the assertion checking
No functionality changes.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@11036
91177308-0d34-0410-b5e6-
96231b3b80d8
Chris Lattner [Sat, 31 Jan 2004 21:14:04 +0000 (21:14 +0000)]
* Fix incorrect computation of the runOnMachineFunction return value
* Turn a bunch of instance variables into automatic variables
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@11035
91177308-0d34-0410-b5e6-
96231b3b80d8
Chris Lattner [Sat, 31 Jan 2004 21:07:15 +0000 (21:07 +0000)]
Remove unneeded #includes
Move Passes.h (which defines the interface to this file) to the top.
Move statistics to the top of the file.
Add a comment
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@11034
91177308-0d34-0410-b5e6-
96231b3b80d8
Chris Lattner [Sat, 31 Jan 2004 21:02:18 +0000 (21:02 +0000)]
Avoid referencing deleted DSgraphs when merging an SCC into a larger SCC. This
fixes the crash in 176.gcc.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@11033
91177308-0d34-0410-b5e6-
96231b3b80d8
Alkis Evlogimenos [Sat, 31 Jan 2004 19:59:32 +0000 (19:59 +0000)]
Merge safe parts from last night's buggy commit. These do not break
any test cases :-)
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@11032
91177308-0d34-0410-b5e6-
96231b3b80d8
Chris Lattner [Sat, 31 Jan 2004 19:57:11 +0000 (19:57 +0000)]
Add two static methods to avoid having client code explicitly compare against
FirstVirtualRegister
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@11031
91177308-0d34-0410-b5e6-
96231b3b80d8
Alkis Evlogimenos [Sat, 31 Jan 2004 16:54:54 +0000 (16:54 +0000)]
Optimize liveAt() and overlaps(). We now use a binary search instead
of a linear search to find the first range for comparisons. This cuts
down the linear scan register allocator running time by a factor of 3
in 254.perlbmk and by a factor of 2.2 in 176.gcc.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@11030
91177308-0d34-0410-b5e6-
96231b3b80d8
Alkis Evlogimenos [Sat, 31 Jan 2004 14:37:41 +0000 (14:37 +0000)]
Revert last night's changes as they broke some tests. Will remerge parts of the patch.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@11029
91177308-0d34-0410-b5e6-
96231b3b80d8
Alkis Evlogimenos [Sat, 31 Jan 2004 04:56:07 +0000 (04:56 +0000)]
Several performance enhancements and cleanups from Chris.
Simplification of LiveIntervals::Interval::overlaps() and addition of
examples to overlaps() and liveAt() to make them clearer.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@11028
91177308-0d34-0410-b5e6-
96231b3b80d8
Chris Lattner [Fri, 30 Jan 2004 22:48:02 +0000 (22:48 +0000)]
Fix thinko
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@11027
91177308-0d34-0410-b5e6-
96231b3b80d8
Chris Lattner [Fri, 30 Jan 2004 22:25:18 +0000 (22:25 +0000)]
Add some comments sketching out how this is to work eventually.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@11026
91177308-0d34-0410-b5e6-
96231b3b80d8
Chris Lattner [Fri, 30 Jan 2004 22:24:18 +0000 (22:24 +0000)]
Add a new flag, which is only used for symmetry.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@11025
91177308-0d34-0410-b5e6-
96231b3b80d8
Chris Lattner [Fri, 30 Jan 2004 22:20:55 +0000 (22:20 +0000)]
Forward method request to chained aa implementation
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@11024
91177308-0d34-0410-b5e6-
96231b3b80d8
Chris Lattner [Fri, 30 Jan 2004 22:18:47 +0000 (22:18 +0000)]
New testcase for better mod/ref information that basicaa can provide
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@11023
91177308-0d34-0410-b5e6-
96231b3b80d8
Chris Lattner [Fri, 30 Jan 2004 22:17:24 +0000 (22:17 +0000)]
Implement the pointsToConstantMemory() method.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@11022
91177308-0d34-0410-b5e6-
96231b3b80d8
Chris Lattner [Fri, 30 Jan 2004 22:16:42 +0000 (22:16 +0000)]
Improve mod/ref information based on the pointsToConstantMemory method.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@11021
91177308-0d34-0410-b5e6-
96231b3b80d8
Chris Lattner [Fri, 30 Jan 2004 22:15:41 +0000 (22:15 +0000)]
Add a new pointsToConstantMemory method to the AliasAnalysis interface
which can be implemented to improve the quality of mod-ref information.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@11020
91177308-0d34-0410-b5e6-
96231b3b80d8
Chris Lattner [Fri, 30 Jan 2004 22:13:44 +0000 (22:13 +0000)]
Add (currently disabled) support to the instruction selector to only insert
FP_REG_KILL instructions at the end of blocks involved with critical edges.
Fix a bug where FP_REG_KILL instructions weren't inserted in fall through
unconditional branches. Perhaps this will fix some linscan problems?
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@11019
91177308-0d34-0410-b5e6-
96231b3b80d8
Chris Lattner [Fri, 30 Jan 2004 22:08:53 +0000 (22:08 +0000)]
Finegrainify namespacification
Implement LiveVariables::getIndexMachineBasicBlock
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@11018
91177308-0d34-0410-b5e6-
96231b3b80d8
Chris Lattner [Fri, 30 Jan 2004 22:08:09 +0000 (22:08 +0000)]
Add a new lazily constructed mapping from Idx's the MBB they represent
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@11017
91177308-0d34-0410-b5e6-
96231b3b80d8
Brian Gaeke [Fri, 30 Jan 2004 21:53:46 +0000 (21:53 +0000)]
Give clients of MachineFunctionPrinter the ability to specify a banner and
choose an ostream.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@11016
91177308-0d34-0410-b5e6-
96231b3b80d8
Misha Brukman [Fri, 30 Jan 2004 17:26:24 +0000 (17:26 +0000)]
Order #includes alphabetically, per style guide.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@11015
91177308-0d34-0410-b5e6-
96231b3b80d8
Misha Brukman [Fri, 30 Jan 2004 17:22:50 +0000 (17:22 +0000)]
Doxygenify comments.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@11014
91177308-0d34-0410-b5e6-
96231b3b80d8
Chris Lattner [Thu, 29 Jan 2004 08:36:22 +0000 (08:36 +0000)]
Fix a bug aflicting 265.gap
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@11006
91177308-0d34-0410-b5e6-
96231b3b80d8
Chris Lattner [Thu, 29 Jan 2004 03:32:15 +0000 (03:32 +0000)]
Minor bugfixes
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@11005
91177308-0d34-0410-b5e6-
96231b3b80d8
Brian Gaeke [Wed, 28 Jan 2004 20:54:41 +0000 (20:54 +0000)]
I think this is a more robust fix for the Solaris wchar problems (PR206).
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@11004
91177308-0d34-0410-b5e6-
96231b3b80d8
Misha Brukman [Wed, 28 Jan 2004 20:43:01 +0000 (20:43 +0000)]
Hyphenate `target-dependent'
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@11003
91177308-0d34-0410-b5e6-
96231b3b80d8
Brian Gaeke [Wed, 28 Jan 2004 19:05:43 +0000 (19:05 +0000)]
Add a new (static inline) std::ostream& << AllocInfo& method. Use it.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@11002
91177308-0d34-0410-b5e6-
96231b3b80d8
Chris Lattner [Wed, 28 Jan 2004 09:15:42 +0000 (09:15 +0000)]
Rename DSGraph::ScalarMapTy -> DSScalarMap
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@11001
91177308-0d34-0410-b5e6-
96231b3b80d8
Chris Lattner [Wed, 28 Jan 2004 03:31:34 +0000 (03:31 +0000)]
Fix a bug
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@11000
91177308-0d34-0410-b5e6-
96231b3b80d8