Jim Laskey [Wed, 21 Feb 2007 22:43:40 +0000 (22:43 +0000)]
Add TAI field for exception table section.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@34477
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Jim Laskey [Wed, 21 Feb 2007 22:42:20 +0000 (22:42 +0000)]
Make branch folding behave in the presence of landing pads.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@34476
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Jim Laskey [Wed, 21 Feb 2007 22:41:17 +0000 (22:41 +0000)]
Allow for live in registers for eh landing pads.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@34475
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Jim Laskey [Wed, 21 Feb 2007 22:39:52 +0000 (22:39 +0000)]
Add a flag to MBBs to indicate whether it is an eh landing pad.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@34474
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Jim Laskey [Wed, 21 Feb 2007 22:38:31 +0000 (22:38 +0000)]
Add structures used for collecting eh information.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@34473
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Jim Laskey [Wed, 21 Feb 2007 22:37:22 +0000 (22:37 +0000)]
Add new instructions for handling data passed into eh landing pad.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@34472
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Jim Laskey [Wed, 21 Feb 2007 22:35:57 +0000 (22:35 +0000)]
Add new intrinsics for eh support.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@34471
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Evan Cheng [Wed, 21 Feb 2007 21:18:14 +0000 (21:18 +0000)]
ELF / PIC requires GOT be in the EBX register during calls via PLT GOT pointer.
Add implicit uses of EBX to calls to ensure liveintervalanalysis does not treat
the GOT in EBX move as dead upon definition.
This should fix PR1207.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@34470
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Devang Patel [Wed, 21 Feb 2007 19:57:33 +0000 (19:57 +0000)]
Simplify
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@34469
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Reid Spencer [Wed, 21 Feb 2007 08:21:52 +0000 (08:21 +0000)]
Reorganize some code to make it clearer, avoid a few uninitialized memory
reads, and reduce the number of temporary APInt instances we construct.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@34467
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Chris Lattner [Wed, 21 Feb 2007 06:23:20 +0000 (06:23 +0000)]
revert r1.68. This breaks 'make install' without doing 'make' first, but
fixes PR1208.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@34466
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Reid Spencer [Wed, 21 Feb 2007 05:44:56 +0000 (05:44 +0000)]
Fix the carry in addition.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@34465
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Reid Spencer [Wed, 21 Feb 2007 03:56:12 +0000 (03:56 +0000)]
Add a dump() method for debugging.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@34464
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Reid Spencer [Wed, 21 Feb 2007 03:55:44 +0000 (03:55 +0000)]
1. Add a dump() method for faster debugging.
2. Change 0 initialization of union to larger component so all is zeroed.
3. Fix the borrow logic in subtraction so it works for > 128 bits.
4. Rewrite fromString to use a simpler but correct algorithm and also to
not set the bit width contrary to the user's request.
5. Optimize toString a bit by making it only do one Knuth divide per
iteration instead of two.
With these changes, all arithmetic passes (verified by pari/GP) up to
1024 bits except for certain division cases.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@34463
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Devang Patel [Wed, 21 Feb 2007 02:36:31 +0000 (02:36 +0000)]
Fix memory leak (PR 775).
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@34462
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Evan Cheng [Wed, 21 Feb 2007 02:27:39 +0000 (02:27 +0000)]
Out of bound reference.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@34461
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Evan Cheng [Wed, 21 Feb 2007 02:22:03 +0000 (02:22 +0000)]
Use BitVector instead. No functionality change.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@34460
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Reid Spencer [Wed, 21 Feb 2007 00:29:48 +0000 (00:29 +0000)]
Fix countLeadingZeros to actually return the correct number.
Fix toString to correctly return "0" for zero valued APInts over 128 bits.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@34459
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Reid Spencer [Tue, 20 Feb 2007 23:40:25 +0000 (23:40 +0000)]
Make long addition and subtraction work. Speed things up by using internal
functions more.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@34458
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Evan Cheng [Tue, 20 Feb 2007 21:30:56 +0000 (21:30 +0000)]
This cast broke lots of tests.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@34457
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Dan Gohman [Tue, 20 Feb 2007 20:52:03 +0000 (20:52 +0000)]
Fix typos in comments.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@34456
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Reid Spencer [Tue, 20 Feb 2007 20:42:10 +0000 (20:42 +0000)]
Clean up variable names in operator*.
Attempt #3 for getting a portable INFINITY value.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@34454
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Reid Spencer [Tue, 20 Feb 2007 18:29:12 +0000 (18:29 +0000)]
Use INFINITY macro from math.h instead of constructing hex floating point
constants (avoids warnings).
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@34452
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Reid Spencer [Tue, 20 Feb 2007 08:51:03 +0000 (08:51 +0000)]
First version that can process arith.cpp test case up to 1024 bits:
1. Ensure pVal is set to 0 in each constructor.
2. Fix roundToDouble to make correct calculations and not read beyond the
end of allocated memory.
3. Implement Knuth's "classical algorithm" for division from scratch and
eliminate buffer overflows and uninitialized mememory reads. Document
it properly too.
4. Implement a wrapper function for KnuthDiv which handles the 64-bit to
32-bit conversion and back. It also implement short division for the
n == 1 case that Knuth's algorithm can't handle.
5. Simplify the logic of udiv and urem a little, make them exit early, and
have them use the "divide" wrapper function to perform the division
or remainder operation.
6. Move the toString function to the end of the file, closer to where
the division functions are located.
Note: division is still broken for some > 64 bit values, but at least it
doesn't crash any more.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@34449
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Reid Spencer [Tue, 20 Feb 2007 08:43:42 +0000 (08:43 +0000)]
Add an internal convenience method for division that urem and udiv use.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@34448
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Chris Lattner [Tue, 20 Feb 2007 07:18:01 +0000 (07:18 +0000)]
eliminate some dead friends.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@34447
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Chris Lattner [Tue, 20 Feb 2007 07:17:17 +0000 (07:17 +0000)]
switch ConstantFP's from ValueMap to DenseMap, which is much faster to query
and is more memory efficient.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@34446
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Chris Lattner [Tue, 20 Feb 2007 06:39:57 +0000 (06:39 +0000)]
cleanup ConstantInt to use a single DenseMap for uniquing instead of the
heavy-weight ValueMap class. This reduces mem usage bc reading kc++ by 29K,
even though it only creates 2955 constant ints!
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@34445
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Chris Lattner [Tue, 20 Feb 2007 06:18:57 +0000 (06:18 +0000)]
Not all managedstatics need object pointers.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@34444
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Chris Lattner [Tue, 20 Feb 2007 06:11:36 +0000 (06:11 +0000)]
Make ConstantInt::getTrue/getFalse be llvm_shutdown safe.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@34443
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Chris Lattner [Tue, 20 Feb 2007 06:08:37 +0000 (06:08 +0000)]
add a way to register an arbitrary cleanup function.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@34442
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Chris Lattner [Tue, 20 Feb 2007 05:55:46 +0000 (05:55 +0000)]
Clean up the internals of the ConstantInt machinery
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@34441
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Chris Lattner [Tue, 20 Feb 2007 05:46:39 +0000 (05:46 +0000)]
simplify some code that was not llvm_shutdown safe
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@34440
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Chris Lattner [Tue, 20 Feb 2007 05:31:49 +0000 (05:31 +0000)]
remove reoptimizer-specific passes
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@34439
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Chris Lattner [Tue, 20 Feb 2007 05:31:35 +0000 (05:31 +0000)]
remove some dead passes and stuff specific to the reoptimizer.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@34438
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Chris Lattner [Tue, 20 Feb 2007 05:31:04 +0000 (05:31 +0000)]
remove some passes
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@34437
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Chris Lattner [Tue, 20 Feb 2007 05:29:47 +0000 (05:29 +0000)]
remove dead method
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@34436
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Evan Cheng [Tue, 20 Feb 2007 01:29:10 +0000 (01:29 +0000)]
Dead code.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@34435
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Evan Cheng [Tue, 20 Feb 2007 00:39:09 +0000 (00:39 +0000)]
How the heck did I forget patterns for llvm.x86.sse2.cmp.sd?
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@34434
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Reid Spencer [Mon, 19 Feb 2007 23:54:10 +0000 (23:54 +0000)]
Add a section on the target datalayout syntax and describe the defaults
and rules used by LLVM to construct the target's layout rules.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@34433
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Reid Spencer [Mon, 19 Feb 2007 23:30:10 +0000 (23:30 +0000)]
Simplify some code by moving variable declarations into the only block that
uses them.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@34432
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Reid Spencer [Mon, 19 Feb 2007 22:35:00 +0000 (22:35 +0000)]
Implement support for non-standard integer bit widths of any size. The
rules alignment is to pick the alignment that corresponds to the smallest
specified alignment that is larger than the bit width of the type or the
largest specified integer alignment if none are larger than the bitwidth
of the type. For the byte size, the size returned is the next larger
multiple of the alignment for that type (using the above rule). This patch
also changes bit widths from "short" to "uint32_t" to ensure there are
enough bits to specify any bit width that LLVM can handle (currently 2^23);
16-bits isn't enough.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@34431
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Evan Cheng [Mon, 19 Feb 2007 21:53:59 +0000 (21:53 +0000)]
Added test case for PR1207.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@34429
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Evan Cheng [Mon, 19 Feb 2007 21:49:54 +0000 (21:49 +0000)]
Re-apply my liveintervalanalysis changes. Now with PR1207 fixes.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@34428
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Evan Cheng [Mon, 19 Feb 2007 21:47:02 +0000 (21:47 +0000)]
Fix test case.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@34427
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Chris Lattner [Mon, 19 Feb 2007 20:20:04 +0000 (20:20 +0000)]
this passes now
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@34426
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Chris Lattner [Mon, 19 Feb 2007 20:01:23 +0000 (20:01 +0000)]
llvm-gcc issue fixed, revert reversal :)
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@34425
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Chris Lattner [Mon, 19 Feb 2007 19:46:17 +0000 (19:46 +0000)]
remove warning
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@34424
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Evan Cheng [Mon, 19 Feb 2007 19:23:41 +0000 (19:23 +0000)]
Temporarily reverting the patch. It's breaking llvm-gcc build.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@34423
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Reid Spencer [Mon, 19 Feb 2007 19:00:29 +0000 (19:00 +0000)]
Add a FIXME for unwritten code.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@34422
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Bill Wendling [Mon, 19 Feb 2007 18:32:40 +0000 (18:32 +0000)]
Corrected typo.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@34421
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Reid Spencer [Mon, 19 Feb 2007 17:38:38 +0000 (17:38 +0000)]
Some minor tweaks and grammar cleanup.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@34420
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Chris Lattner [Mon, 19 Feb 2007 07:44:24 +0000 (07:44 +0000)]
remove dead methods
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@34419
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Chris Lattner [Mon, 19 Feb 2007 07:41:31 +0000 (07:41 +0000)]
remove use of deprecated apis
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@34418
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Chris Lattner [Mon, 19 Feb 2007 07:34:47 +0000 (07:34 +0000)]
eliminate use of deprecated apis
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@34417
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Chris Lattner [Mon, 19 Feb 2007 07:34:02 +0000 (07:34 +0000)]
remove use of deprecated api
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@34416
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Chris Lattner [Mon, 19 Feb 2007 07:23:24 +0000 (07:23 +0000)]
add alternate version of constant ctors that don't take a vector. For now
this offers no performance advantage.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@34415
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Chris Lattner [Mon, 19 Feb 2007 06:57:46 +0000 (06:57 +0000)]
fix validation
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@34414
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Chris Lattner [Mon, 19 Feb 2007 06:57:16 +0000 (06:57 +0000)]
more wording changes and some minor additions
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@34413
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Chris Lattner [Mon, 19 Feb 2007 06:24:23 +0000 (06:24 +0000)]
add the definite article
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@34412
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Chris Lattner [Mon, 19 Feb 2007 06:19:16 +0000 (06:19 +0000)]
rename section to Copyright, License, and Patents
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@34411
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Chris Lattner [Mon, 19 Feb 2007 06:15:33 +0000 (06:15 +0000)]
wording changes
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@34410
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Chris Lattner [Mon, 19 Feb 2007 06:13:50 +0000 (06:13 +0000)]
add strong words about patents
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@34409
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Chris Lattner [Mon, 19 Feb 2007 06:05:58 +0000 (06:05 +0000)]
incremental changes to own section, protosection on patents
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@34408
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Chris Lattner [Mon, 19 Feb 2007 05:59:30 +0000 (05:59 +0000)]
fix TOC, clarify bullet in incremental dev
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@34407
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Chris Lattner [Mon, 19 Feb 2007 05:57:29 +0000 (05:57 +0000)]
refactor the top-level 'patches' section into a subsection of General Policies.
Much of its content is now in other parts of the doc, and this brings it up
immediately after 'stay informed' and right before 'code reviews'.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@34406
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Chris Lattner [Mon, 19 Feb 2007 05:49:11 +0000 (05:49 +0000)]
minor changes
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@34405
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Chris Lattner [Mon, 19 Feb 2007 05:47:13 +0000 (05:47 +0000)]
remove terminology section (this is not a legal document)
move testcases above quality. Mention that a testcase is part of quality.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@34404
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Chris Lattner [Mon, 19 Feb 2007 05:43:04 +0000 (05:43 +0000)]
Transmogrify 'Starting New Work' into 'Making a Major Change', add
incremental development as a subsection of it.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@34403
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Chris Lattner [Mon, 19 Feb 2007 03:50:31 +0000 (03:50 +0000)]
A bunch of editting. I'm still not done with the 'patches' section.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@34401
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Chris Lattner [Mon, 19 Feb 2007 03:33:06 +0000 (03:33 +0000)]
clarify the 'developed by' line
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@34400
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Reid Spencer [Mon, 19 Feb 2007 03:20:00 +0000 (03:20 +0000)]
For PR1207:
Revert patches that caused the problem. Evan, please investigate and reapply
when you've discovered the problem.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@34399
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Reid Spencer [Mon, 19 Feb 2007 03:18:22 +0000 (03:18 +0000)]
Add some new constants.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@34398
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Reid Spencer [Sun, 18 Feb 2007 22:29:05 +0000 (22:29 +0000)]
1. Fix some indentation and variable names in the get{Min,Max}Value methods.
2. Implement toString for power-of-2 radix without using divide and always
printing full words. This allows hex/binary to look at the bit
respresentation of the APInt as well as avoid bugs in divide.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@34396
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Chris Lattner [Sun, 18 Feb 2007 22:10:58 +0000 (22:10 +0000)]
fix comment
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@34395
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Chris Lattner [Sun, 18 Feb 2007 22:10:34 +0000 (22:10 +0000)]
simplify pass, delete dead gvar protos as well.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@34394
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Reid Spencer [Sun, 18 Feb 2007 20:37:44 +0000 (20:37 +0000)]
Remove broken links to gccas and gccld.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@34393
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Reid Spencer [Sun, 18 Feb 2007 20:09:41 +0000 (20:09 +0000)]
1. Use APINT_WORD_SIZE instead of sizeof(uint64_t)
2. Teach slt about signedness.
3. Teach roundToDouble to properly sign extend.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@34391
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Reid Spencer [Sun, 18 Feb 2007 18:42:35 +0000 (18:42 +0000)]
1. "unsigned" -> "uint32_t" to gaurantee its bit width on all platforms.
Size matters in this case.
2. Remove the unused whichByte private function, which was also broken.
3. Remove the non-const overload of the getWord function, getWord() is
never used as an lvalue.
4. Rename some local variables for clarity (e.g. API -> Result).
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@34390
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Reid Spencer [Sun, 18 Feb 2007 18:38:44 +0000 (18:38 +0000)]
1. Remove dead code (lshift function).
2. Consolidate memory allocation into just two inline functions.
3. Convert "unsigned" to uint32_t to gaurantee its size.
4. Eliminate magic constants and replace with symbolic equivalent.
5. Improve code documentation slightly.
6. Simplify the logical operator code because bitwidths must be the same.
7. Fix indentation per coding standards.
8. Use exit-early style to reduce indentation in several functions.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@34389
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Reid Spencer [Sun, 18 Feb 2007 06:39:42 +0000 (06:39 +0000)]
Make add_1 exit early if carry is 0.
Fix line breaks and 80 cols violation.
Simplify operator^= since bitwidths must be the same.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@34388
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Chris Lattner [Sun, 18 Feb 2007 03:03:41 +0000 (03:03 +0000)]
avoid collision with /usr/bin/sample if this ever gets installed.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@34387
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Reid Spencer [Sun, 18 Feb 2007 00:44:22 +0000 (00:44 +0000)]
Implement signed output for toString.
Fix bugs in countLeadingZeros and countTrailingZeros.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@34386
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Chris Lattner [Sat, 17 Feb 2007 23:14:24 +0000 (23:14 +0000)]
temporarily revert Devang's most recent patch, which caused a large
compile-time regression in LLC.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@34385
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Reid Spencer [Sat, 17 Feb 2007 22:38:07 +0000 (22:38 +0000)]
Fix some bugs in division logic.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@34384
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Evan Cheng [Sat, 17 Feb 2007 11:15:40 +0000 (11:15 +0000)]
- Changes how function livein's are handled, they now have a start index of 0.
- When coalescing a copy MI, if its destination is "dead", propagate the
property to the source MI's destination if there are no intervening uses.
- Detect dead function live-in's and remove them.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@34383
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Evan Cheng [Sat, 17 Feb 2007 11:11:27 +0000 (11:11 +0000)]
Do not add livein's to entry MBB twice.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@34382
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Evan Cheng [Sat, 17 Feb 2007 11:10:48 +0000 (11:10 +0000)]
Added removeLiveIn.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@34381
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Evan Cheng [Sat, 17 Feb 2007 11:10:18 +0000 (11:10 +0000)]
Added findRegisterDefOperand().
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@34380
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Evan Cheng [Sat, 17 Feb 2007 11:09:47 +0000 (11:09 +0000)]
- Use MRegister::regsOverlap().
- Allow LiveVariables to track liveness of more registers.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@34379
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Evan Cheng [Sat, 17 Feb 2007 11:07:41 +0000 (11:07 +0000)]
Added removeLiveIn and more livein iterators.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@34378
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Evan Cheng [Sat, 17 Feb 2007 11:07:08 +0000 (11:07 +0000)]
Allow LiveVariables to track liveness of more registers.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@34377
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Evan Cheng [Sat, 17 Feb 2007 11:06:00 +0000 (11:06 +0000)]
Added getReservedRegs().
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@34376
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Evan Cheng [Sat, 17 Feb 2007 11:04:35 +0000 (11:04 +0000)]
- Added regsOverlap() to test if two registers overlap. Or in case they are
virtual registers, test if they the same.
- Added a virtual method to return target specific reserved registers, e.g. SP.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@34375
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Chris Lattner [Sat, 17 Feb 2007 06:57:26 +0000 (06:57 +0000)]
Fix ixaddrs as well, allowing ppc64 to compile to:
_test2:
li r2, 0
lis r3, 1
std r2, 9024(r3)
blr
instead of:
_test2:
lis r2, 1
li r3, 0
ori r2, r2, 9024
std r3, 0(r2)
blr
This implements CodeGen/PowerPC/LargeAbsoluteAddr.ll:test2
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@34373
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Chris Lattner [Sat, 17 Feb 2007 06:57:11 +0000 (06:57 +0000)]
new test
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@34372
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Chris Lattner [Sat, 17 Feb 2007 06:44:03 +0000 (06:44 +0000)]
Compile test/CodeGen/PowerPC/LargeAbsoluteAddr.ll to:
_test:
lis r2, 743
li r3, 0
stw r3, 32751(r2)
blr
instead of:
_test:
li r2, 0
stw r2, 32751(
48693248)
blr
Implement support for ppc64 as well, allowing it to produce better code.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@34371
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Chris Lattner [Sat, 17 Feb 2007 06:41:57 +0000 (06:41 +0000)]
Test that large absolute addresses are properly folded into addr modes on
both ppc32 and ppc64.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@34370
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Chris Lattner [Sat, 17 Feb 2007 06:38:37 +0000 (06:38 +0000)]
print target nodes nicely
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@34369
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Chris Lattner [Sat, 17 Feb 2007 06:00:35 +0000 (06:00 +0000)]
Implement i/n/s constraints correctly. This fixes
test/CodeGen/PowerPC/2007-02-16-InlineAsmNConstraint.ll
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@34368
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