Duncan Sands
d40d14e98c
Vector types are no longer required to have a power-of-two length.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@90004 91177308-0d34-0410-b5e6-96231b3b80d8
2009-11-27 13:38:03 +00:00
Duncan Sands
65687f76c0
These code generator limitations have been removed.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@90003 91177308-0d34-0410-b5e6-96231b3b80d8
2009-11-27 12:33:22 +00:00
Dan Gohman
7657f6b002
The inbounds keyword isn't relevant to overindexing of
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static array types. Thanks to Duncan for pointing this out!
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@86576 91177308-0d34-0410-b5e6-96231b3b80d8
2009-11-09 19:01:53 +00:00
Dan Gohman
9384438071
Remove the "special case" for zero-length arrays, and rephrase this
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paragraph to be more precise.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@86572 91177308-0d34-0410-b5e6-96231b3b80d8
2009-11-09 18:40:39 +00:00
Chris Lattner
e82bdc4809
add the ability for TargetData to return information about legal integer
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datatypes on a given CPU. This is intended to allow instcombine and other
transformations to avoid converting big sequences of operations to an
inconvenient width, and will help clean up after SRoA. See also "Adding
legal integer sizes to TargetData" on Feb 1, 2009 on llvmdev, and PR3451.
Comments welcome.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@86370 91177308-0d34-0410-b5e6-96231b3b80d8
2009-11-07 09:35:34 +00:00
Bill Wendling
21c346e171
Add missing end-tag.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@85769 91177308-0d34-0410-b5e6-96231b3b80d8
2009-11-02 00:25:26 +00:00
Bill Wendling
f82d40a33c
Some formatting changes.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@85768 91177308-0d34-0410-b5e6-96231b3b80d8
2009-11-02 00:24:16 +00:00
Chris Lattner
cdfc940912
Revert 85678/85680. The decision is to stay with the current form of
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indirectbr, thus we don't need "blockaddr(@func, null)". Eliminate it
for simplicity.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@85699 91177308-0d34-0410-b5e6-96231b3b80d8
2009-11-01 01:27:45 +00:00
Chris Lattner
7d83ebcadd
Make blockaddress(@func, null) be valid, and make 'deleting a basic
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block with a blockaddress still referring to it' replace the invalid
blockaddress with a new blockaddress(@func, null) instead of a
inttoptr(1).
This changes the bitcode encoding format, and still needs codegen
support (this should produce a non-zero value, referring to the entry
block of the function would also be quite reasonable).
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@85678 91177308-0d34-0410-b5e6-96231b3b80d8
2009-10-31 20:08:37 +00:00
Gabor Greif
a5b6f45b68
use metavariable <result> instead of SSA name %result for consistency
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@85388 91177308-0d34-0410-b5e6-96231b3b80d8
2009-10-28 13:14:50 +00:00
Gabor Greif
ec58f75d7d
ooops, SSA name should not be part of the link
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@85387 91177308-0d34-0410-b5e6-96231b3b80d8
2009-10-28 13:05:07 +00:00
Gabor Greif
6a29201565
advertise new syntax for unnamed instructions
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and eliminate confusing double-use of SSA names
(work in progress)
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@85385 91177308-0d34-0410-b5e6-96231b3b80d8
2009-10-28 09:21:30 +00:00
Chris Lattner
ab21db79ef
rename indbr -> indirectbr to appease the residents of #llvm.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@85351 91177308-0d34-0410-b5e6-96231b3b80d8
2009-10-28 00:19:10 +00:00
Chris Lattner
569d9d910b
typo
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@85322 91177308-0d34-0410-b5e6-96231b3b80d8
2009-10-27 21:52:54 +00:00
Chris Lattner
2dfdf2ab3c
you can't take the address of the entry block of a function.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@85321 91177308-0d34-0410-b5e6-96231b3b80d8
2009-10-27 21:49:40 +00:00
Chris Lattner
3fd77cefc1
improvements from gabor.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@85320 91177308-0d34-0410-b5e6-96231b3b80d8
2009-10-27 21:44:20 +00:00
Chris Lattner
f9d078e336
fix things pointed out by Dan!
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@85310 91177308-0d34-0410-b5e6-96231b3b80d8
2009-10-27 21:19:13 +00:00
Chris Lattner
c6f44369c3
document the forthcoming blockaddress constant.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@85306 91177308-0d34-0410-b5e6-96231b3b80d8
2009-10-27 21:01:34 +00:00
Chris Lattner
5f75cf511b
fix pasto pointed out by Rafael
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@85294 91177308-0d34-0410-b5e6-96231b3b80d8
2009-10-27 20:27:24 +00:00
Chris Lattner
f9be95f867
add enough support for indirect branch for the feature test to pass
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(assembler,asmprinter, bc reader+writer) and document it. Codegen
currently aborts on it.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@85274 91177308-0d34-0410-b5e6-96231b3b80d8
2009-10-27 19:13:16 +00:00
Nick Lewycky
8d33659b93
Fix reversed logic spotted by Owen Anderson.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@85251 91177308-0d34-0410-b5e6-96231b3b80d8
2009-10-27 16:56:58 +00:00
Victor Hernandez
2fee294b3c
Remove all references to MallocInst and FreeInst
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@85177 91177308-0d34-0410-b5e6-96231b3b80d8
2009-10-26 23:44:29 +00:00
Dale Johannesen
8ba2d5befc
Rename msasm to alignstack per review.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@84795 91177308-0d34-0410-b5e6-96231b3b80d8
2009-10-21 23:28:00 +00:00
Dale Johannesen
09fed25a07
Documentation for the new msasm flag, which is no
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worse than the rest of the asm documentation.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@84037 91177308-0d34-0410-b5e6-96231b3b80d8
2009-10-13 21:56:55 +00:00
Nick Lewycky
321333e51e
Force memory use markers to have a ConstantInt for the size argument.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@83960 91177308-0d34-0410-b5e6-96231b3b80d8
2009-10-13 07:57:33 +00:00
Nick Lewycky
cc271861da
Add new "memory use marker" intrinsics. These indicate lifetimes and invariant
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sections of memory objects.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@83953 91177308-0d34-0410-b5e6-96231b3b80d8
2009-10-13 07:03:23 +00:00
Benjamin Kramer
8040cd3cfd
Documentation: Perform automated correction of common typos.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@83849 91177308-0d34-0410-b5e6-96231b3b80d8
2009-10-12 14:46:08 +00:00
Chris Lattner
5a2d87541f
fix broken anchors.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@83715 91177308-0d34-0410-b5e6-96231b3b80d8
2009-10-10 18:26:06 +00:00
Nick Lewycky
c261df9fab
Remove the "metadata*" type and simplify the code it complicated. This was only
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used to support GlobalVariables storing MDNodes, back when they were derived
from Constant before the introduction of NamedMDNode, but never removed.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@82943 91177308-0d34-0410-b5e6-96231b3b80d8
2009-09-27 23:27:42 +00:00
Nick Lewycky
513869453b
Remove dead code from this function and optimize. Update its corresponding
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LangRef entry too.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@82890 91177308-0d34-0410-b5e6-96231b3b80d8
2009-09-27 07:55:32 +00:00
Nick Lewycky
ec38da42c8
Move the integer type out of 'derived' and into 'primitive'. This permits us
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to explain that derived types are all composed of other types, which primitive
types aren't. Without moving integer out of derived, this wouldn't be true.
Perform a few trivial cleanups; 'i1' went from a link to #t_primitive to
#t_integer (a holdover from when it was a bool type I suppose).
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@82884 91177308-0d34-0410-b5e6-96231b3b80d8
2009-09-27 00:45:11 +00:00
Dale Johannesen
9f8380b425
Revise C library functions description to be vaguer, per Chris.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@82776 91177308-0d34-0410-b5e6-96231b3b80d8
2009-09-25 17:04:42 +00:00
Dale Johannesen
07de8d1acf
Clarify that llvm attaches C language semantics to
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functions with names that match the C library.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@82701 91177308-0d34-0410-b5e6-96231b3b80d8
2009-09-24 18:38:21 +00:00
Chris Lattner
c608cb14a7
more typos
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@81499 91177308-0d34-0410-b5e6-96231b3b80d8
2009-09-11 01:49:31 +00:00
Chris Lattner
8e371aa7b6
another typo
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@81243 91177308-0d34-0410-b5e6-96231b3b80d8
2009-09-08 19:45:34 +00:00
Chris Lattner
349eb41af4
fix a couple typos pointed out by edwin and duncan
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@81219 91177308-0d34-0410-b5e6-96231b3b80d8
2009-09-08 15:13:16 +00:00
Chris Lattner
6e9057b0ef
add some more notes.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@81170 91177308-0d34-0410-b5e6-96231b3b80d8
2009-09-07 23:33:52 +00:00
Chris Lattner
48a109c36c
describe undef semantics in some more detail.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@81167 91177308-0d34-0410-b5e6-96231b3b80d8
2009-09-07 22:52:39 +00:00
Dan Gohman
fdfca79de0
Fix the syntax of add/sub/mul nsw/nuw and sdiv exact.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@80805 91177308-0d34-0410-b5e6-96231b3b80d8
2009-09-02 17:31:42 +00:00
Dale Johannesen
de86d473fc
Add an 'inline hint' attribute to represent source
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code hints that it would be a good idea to inline
a function ("inline" keyword). No functional change
yet; FEs do not emit this and inliner does not use it.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@80063 91177308-0d34-0410-b5e6-96231b3b80d8
2009-08-26 01:08:21 +00:00
Chris Lattner
e1eaf916f0
improve documentation for linker_private linkage.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@79893 91177308-0d34-0410-b5e6-96231b3b80d8
2009-08-24 04:32:16 +00:00
Dan Gohman
b255b88f06
Clarify a few things in the inbounds description.
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Describing inbounds in terms of infinitely precise arithmetic prohibits
the assumption address-space-sized integer arithmetic will wrap, with
a wrapped-around value landing within the same object.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@79538 91177308-0d34-0410-b5e6-96231b3b80d8
2009-08-20 17:08:17 +00:00
Chris Lattner
cd81f5df27
common globals may also not be marked constant.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@78169 91177308-0d34-0410-b5e6-96231b3b80d8
2009-08-05 05:41:44 +00:00
Chris Lattner
26d054d903
Clarify common linkage and the requirements on it. Enforce
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them in the verifier.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@78160 91177308-0d34-0410-b5e6-96231b3b80d8
2009-08-05 05:21:07 +00:00
Dan Gohman
0a28d18cd4
Add one-past-the-end language to the inbounds keyword.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@77460 91177308-0d34-0410-b5e6-96231b3b80d8
2009-07-29 16:00:30 +00:00
Chris Lattner
c8eef440f6
some wording changes.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@77443 91177308-0d34-0410-b5e6-96231b3b80d8
2009-07-29 06:44:13 +00:00
Andreas Bolka
55e459aa75
Fix a few typos and add links.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@77403 91177308-0d34-0410-b5e6-96231b3b80d8
2009-07-29 00:02:05 +00:00
Dan Gohman
dd8004dc73
Add a new keyword 'inbounds' for use with getelementptr. See the
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LangRef.html changes for details.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@77259 91177308-0d34-0410-b5e6-96231b3b80d8
2009-07-27 21:53:46 +00:00
Andreas Bolka
99a8205ae3
Fix typo.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@77244 91177308-0d34-0410-b5e6-96231b3b80d8
2009-07-27 20:37:10 +00:00
Dan Gohman
556ca272fb
Following discussion on llvm-dev ("proposed new rule for getelementptr"),
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add a new "Pointer Aliasing Rules" section.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@77216 91177308-0d34-0410-b5e6-96231b3b80d8
2009-07-27 18:07:55 +00:00