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Commit Graph

1946 Commits

Author SHA1 Message Date
Gordon Henriksen
543f859a00 Removing the silly CHelpers header by rolling wrap and unwrap into the C
bindings headers themselves, hidden behind #ifdef __cplusplus.

llvm-svn: 42666
2007-10-05 23:59:36 +00:00
Devang Patel
36b68478cb Fix bug in updating dominance frontier after loop
unswitch when frontier includes basic blocks that 
are not inside loop.

llvm-svn: 42654
2007-10-05 22:29:34 +00:00
Owen Anderson
cb51170957 Completely merge the implementation details of DomTree and PostDomTree.
Also, add a FIXME for a bug in PostDomTree calculation I noticed while writing this,

llvm-svn: 42593
2007-10-03 21:25:45 +00:00
Dan Gohman
30ba45b569 Use empty() member functions when that's what's being tested for instead
of comparing begin() and end().

llvm-svn: 42585
2007-10-03 19:26:29 +00:00
Dan Gohman
b278232a22 Fix a using namespace llvm; in a header file.
llvm-svn: 42584
2007-10-03 19:04:09 +00:00
Owen Anderson
91e23d710c Factor some code from the DomTree and PostDomTree calculate methods up into
each one's runOnFunction method.

llvm-svn: 42563
2007-10-03 03:20:17 +00:00
Dale Johannesen
2a0b2ab2fc Constant fold int-to-long-double conversions;
use APFloat for int-to-float/double; use
round-to-nearest for these (implementation-defined,
seems to match gcc).

llvm-svn: 42484
2007-09-30 18:19:03 +00:00
Owen Anderson
09ba812a80 Template-ize more of the DomTree internal implementation details. Only the calculate() methods for DomTree and PostDomTree remain to be merged/template-ized.
llvm-svn: 42476
2007-09-30 04:17:16 +00:00
Duncan Sands
5e73fe090a Check that the second parameter of init_trampoline
can be resolved to a function.  This is required
for codegen and used by instcombine.

llvm-svn: 42469
2007-09-29 16:25:54 +00:00
Gordon Henriksen
b3d98e2023 Demoting CHelpers.h to include/llvm/Support.
llvm-svn: 42465
2007-09-29 01:38:42 +00:00
Chris Lattner
14442c9a4d Make Value::getNameLen not crash on an empty name, fixing PR1712.
llvm-svn: 42444
2007-09-28 20:09:40 +00:00
Owen Anderson
a533c458f5 Have PostDomTree use the newly templated DFSPass.
llvm-svn: 42427
2007-09-28 01:23:47 +00:00
Owen Anderson
e529f66979 Convert DFSPass into a templated friend function, in preparation for making it common to DomTree and PostDomTree.
llvm-svn: 42420
2007-09-27 23:23:00 +00:00
Dale Johannesen
089d2e760f Make temporaries explicit to avoid premature
destruction of compiler-created ones.

llvm-svn: 42383
2007-09-26 23:20:33 +00:00
Gordon Henriksen
c73d5c73a6 Added C and Ocaml bindings for functions, basic blocks, and
instruction creation. No support yet for instruction introspection.

Also eliminated allocas from the Ocaml bindings for portability,
and avoided unnecessary casts.

llvm-svn: 42367
2007-09-26 20:56:12 +00:00
Dale Johannesen
53f2e47789 Remove no-longer-used variable.
llvm-svn: 42329
2007-09-25 23:32:20 +00:00
Dale Johannesen
bc41438bab Make APFloat->int conversions deterministic even in
cases with undefined behavior.

llvm-svn: 42328
2007-09-25 23:07:07 +00:00
Duncan Sands
130f4e01fa Add missing end-of-file newlines.
llvm-svn: 42294
2007-09-25 07:10:01 +00:00
Dale Johannesen
4208f4103d float->int conversion rounds toward 0. Duh.
Fixes PR1698.

llvm-svn: 42273
2007-09-24 21:06:09 +00:00
Owen Anderson
a0a11ee8b9 Merge significant portions of the DomTree and PostDomTree implementations.
The two remaining unmerged parts are DFSPass, and the Calculate().

llvm-svn: 42255
2007-09-24 02:29:29 +00:00
Dale Johannesen
f7e8b1262b Just use APFloat for const / const. Fixes
-1. / -0.

llvm-svn: 42254
2007-09-24 00:32:45 +00:00
Owen Anderson
677db80624 Move DFSPass back down into DominatorTree. I need to figure out what the difference is between it
and the PostDomTree version first.

llvm-svn: 42250
2007-09-23 22:16:38 +00:00
Owen Anderson
e04633f0ff Fix header.
llvm-svn: 42249
2007-09-23 21:32:55 +00:00
Owen Anderson
de1937fcee Factor the dominator tree calculation details out into DominatorCalculation.h. This
change is not useful in and of itself, but it lays the groundwork for combining
the dominator and postdominator implementations.

Also, factor a few methods that are common to DominatorTree and PostDominatorTree
into DominatorTreeBase.  Again, this will make merging the two calculation methods
simpler in the future.

llvm-svn: 42248
2007-09-23 21:31:44 +00:00
Dale Johannesen
dd802b7960 Fix dumb regression in constant folding (Regression/C/casts)
llvm-svn: 42165
2007-09-20 16:50:21 +00:00
Chris Lattner
d1abd00b04 reject things like "declare internal @foo"
llvm-svn: 42140
2007-09-19 17:14:45 +00:00
Dale Johannesen
f9e06fa29b Fix some long double issues.
llvm-svn: 42133
2007-09-19 14:22:58 +00:00
Duncan Sands
dd6fc40100 Partial fix for PR1678: correct some parts of constant
fold that were missed in the fix for PR1646.  Probably
this null/not-null logic should be factorized somewhere.

llvm-svn: 42131
2007-09-19 10:16:17 +00:00
Gordon Henriksen
9deea8ed1a Tests of the ocaml (and thus C) bindings for constants.
llvm-svn: 42101
2007-09-18 18:07:51 +00:00
Gordon Henriksen
765525cc71 Incorporating review feedback for GC verifier patch.
llvm-svn: 42087
2007-09-18 10:14:30 +00:00
Gordon Henriksen
3dc9d9f145 C bindings for libLLVMCore.a and libLLVMBitWriter.a.
- The naming prefix is LLVM.
- All types are represented using opaque references.
- Functions are not named LLVM{Type}{Method}; the names became
  unreadable goop. Instead, they are named LLVM{ImperativeSentence}.
- Where an attribute only appears once in the class hierarchy (e.g.,
  linkage only applies to values; parameter types only apply to
  function types), the class is omitted from identifiers for
  brevity. Tastes like methods.
- Strings are C strings or string/length tuples on a case-by-case
  basis.
- APIs which give the caller ownership of an object are not mapped
  (removeFromParent, certain constructor overloads). This keeps
  keep memory management as simple as possible.

For each library with bindings:

  llvm-c/<LIB>.h       - Declares the bindings.
  lib/<LIB>/<LIB>.cpp  - Implements the bindings.

So just link with the library of your choice and use the C header
instead of the C++ one.

llvm-svn: 42077
2007-09-18 03:18:57 +00:00
Bill Wendling
d269356b02 Add support for appending a suffix to the end of a mangled name.
llvm-svn: 42071
2007-09-17 22:39:32 +00:00
Gordon Henriksen
fa3a5915b1 Fix for PR1633: Verifier doesn't fully verify GC intrinsics
LLVM now enforces the following prototypes for the write barriers:

<ty>* @llvm.gcread(<ty2>*, <ty>**)
void @llvm.gcwrite(<ty>*, <ty2>*, <ty>**)

And for @llvm.gcroot, the first stack slot is verified to be an alloca or a 
bitcast of an alloca.

Fixes test/CodeGen/Generic/GC/lower_gcroot.ll, which violated these.

llvm-svn: 42051
2007-09-17 20:30:04 +00:00
Chris Lattner
cc315726f7 Merge DenseMapKeyInfo & DenseMapValueInfo into DenseMapInfo
Add a new DenseMapInfo::isEqual method to allow clients to redefine
the equality predicate used when probing the hash table.

llvm-svn: 42042
2007-09-17 18:34:04 +00:00
Dale Johannesen
575bd6070a Remove the assumption that FP's are either float or
double from some of the many places in the optimizers
it appears, and do something reasonable with x86
long double.
Make APInt::dump() public, remove newline, use it to
dump ConstantSDNode's.
Allow APFloats in FoldingSet.
Expand X86 backend handling of long doubles (conversions
to/from int, mostly).

llvm-svn: 41967
2007-09-14 22:26:36 +00:00
Dale Johannesen
4784ee3431 Revise previous patch per review comments.
Next round of x87 long double stuff.
Getting close now, basically works.

llvm-svn: 41875
2007-09-12 03:30:33 +00:00
Dale Johannesen
7bc3969cea Add APInt interfaces to APFloat (allows directly
access to bits).  Use them in place of float and
double interfaces where appropriate.
First bits of x86 long double constants handling 
(untested, probably does not work).

llvm-svn: 41858
2007-09-11 18:32:33 +00:00
Duncan Sands
4106f87b42 Two ParamAttrsVectors which differ by a permutation
of their elements do not yield the same ParamAttrsList,
though they should.  On the other hand, everyone seems
to pass such vectors with elements ordered by increasing
index, so rather than sorting the elements simply assert
that the elements are ordered in this way.

llvm-svn: 41845
2007-09-11 14:40:04 +00:00
Chris Lattner
f08a077fa9 Fix a buggy constant folding transformation when handling aliases.
llvm-svn: 41818
2007-09-10 23:42:42 +00:00
Owen Anderson
4b71e55287 Add lengthof and endof templates that hide a lot of sizeof computations.
Patch by Sterling Stein!

llvm-svn: 41758
2007-09-07 04:06:50 +00:00
Dale Johannesen
86f367a6b7 Next round of APFloat changes.
Use APFloat in UpgradeParser and AsmParser.
Change all references to ConstantFP to use the
APFloat interface rather than double.  Remove
the ConstantFP double interfaces.
Use APFloat functions for constant folding arithmetic
and comparisons.
(There are still way too many places APFloat is
just a wrapper around host float/double, but we're
getting there.)

llvm-svn: 41747
2007-09-06 18:13:44 +00:00
David Greene
8cda5af2e7 Update GEP constructors to use an iterator interface to fix
GLIBCXX_DEBUG issues.

llvm-svn: 41697
2007-09-04 15:46:09 +00:00
Dale Johannesen
e91a908971 Change LegalFPImmediates to use APFloat.
Add APFloat interfaces to ConstantFP, SelectionDAG.
Fix integer bit in double->APFloat conversion.
Convert LegalizeDAG to use APFloat interface in
ConstantFPSDNode uses.

llvm-svn: 41587
2007-08-30 00:23:21 +00:00
David Greene
5b85021be8 Update InvokeInst to work like CallInst
llvm-svn: 41506
2007-08-27 19:04:21 +00:00
Dale Johannesen
9ec1e28e79 Poison APFloat::operator==. Replace existing uses with bitwiseIsEqual.
This means backing out the preceding change to Constants.cpp, alas.

llvm-svn: 41378
2007-08-24 22:09:56 +00:00
Chris Lattner
af91aa2f5e sink clone() down the class hierarchy from CmpInst into ICmpInst/FCmpInst.
This eliminates a conditional on that path, and ensures ICmpInst/FCmpInst
both have an out-of-line virtual method to home the class.

llvm-svn: 41371
2007-08-24 20:48:18 +00:00
Dale Johannesen
0aaabb858b Revised per review feedback from previous patch.
llvm-svn: 41353
2007-08-24 05:08:11 +00:00
Dale Johannesen
a3ab055b9d Change internal representation of ConstantFP to use APFloat.
Interface to rest of the compiler unchanged, as yet.

llvm-svn: 41348
2007-08-24 00:56:33 +00:00
Chris Lattner
8e296cc9d9 Fix potentially N^2 behavior handling arrays with many of the
same value which get RAUW'd.  This speeds up reading the .bc
file in PR1616 from 852s to 0.19s on my G5 with a debug build.

llvm-svn: 41209
2007-08-21 00:55:23 +00:00
Chris Lattner
07ac73b539 simplify code, improve a comment.
llvm-svn: 41205
2007-08-21 00:21:07 +00:00