Commit Graph

127 Commits

Author SHA1 Message Date
Evan Cheng
59aefd15e5 Target specific ifcvt code duplication limit.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@37384 91177308-0d34-0410-b5e6-96231b3b80d8
2007-06-01 08:25:24 +00:00
Evan Cheng
f48ae4630b Fix comment.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@37191 91177308-0d34-0410-b5e6-96231b3b80d8
2007-05-18 00:00:30 +00:00
Evan Cheng
d60483ef99 Add target hook to specify block size limit for if-conversion.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@37134 91177308-0d34-0410-b5e6-96231b3b80d8
2007-05-16 23:45:53 +00:00
Chris Lattner
4c27344bfd add a default parameter
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@36529 91177308-0d34-0410-b5e6-96231b3b80d8
2007-04-28 05:42:38 +00:00
Anton Korobeynikov
bed2946a96 Removed tabs everywhere except autogenerated & external files. Add make
target for tabs checking.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@36146 91177308-0d34-0410-b5e6-96231b3b80d8
2007-04-16 18:10:23 +00:00
Chris Lattner
2b95fd67da remove dead target hooks.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@35847 91177308-0d34-0410-b5e6-96231b3b80d8
2007-04-09 23:34:08 +00:00
Chris Lattner
b445d0cbb9 remove some dead target hooks, subsumed by isLegalAddressingMode
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@35840 91177308-0d34-0410-b5e6-96231b3b80d8
2007-04-09 22:27:04 +00:00
Chris Lattner
050d541d08 add a default ctor for AddrMode.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@35832 91177308-0d34-0410-b5e6-96231b3b80d8
2007-04-09 21:18:34 +00:00
Chris Lattner
d2f340b746 switch TL::getValueType to use MVT::getValueType.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@35527 91177308-0d34-0410-b5e6-96231b3b80d8
2007-03-31 04:05:24 +00:00
Chris Lattner
1436bb657d add one addressing mode description hook to rule them all.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@35520 91177308-0d34-0410-b5e6-96231b3b80d8
2007-03-30 23:14:50 +00:00
Evan Cheng
caaf69107e Remove isLegalAddressImmediate.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@35406 91177308-0d34-0410-b5e6-96231b3b80d8
2007-03-28 01:53:55 +00:00
Chris Lattner
4234f57fa0 switch TargetLowering::getConstraintType to take the entire constraint,
not just the first letter.  No functionality change.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@35322 91177308-0d34-0410-b5e6-96231b3b80d8
2007-03-25 02:14:49 +00:00
Dale Johannesen
fa4bce2b76 repair x86 performance, dejagnu problems from previous change
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@35245 91177308-0d34-0410-b5e6-96231b3b80d8
2007-03-21 21:51:52 +00:00
Dale Johannesen
8e59e163db do not share old induction variables when this would result in invalid
instructions (that would have to be split later)


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@35227 91177308-0d34-0410-b5e6-96231b3b80d8
2007-03-20 21:54:54 +00:00
Evan Cheng
14245a9d62 Added isLegalAddressExpression hook to test if the given expression can be
folded into target addressing mode for the given type.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@35121 91177308-0d34-0410-b5e6-96231b3b80d8
2007-03-16 08:42:32 +00:00
Evan Cheng
4603b402eb More flexible TargetLowering LSR hooks for testing whether an immediate is
a legal target address immediate or scale.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@35071 91177308-0d34-0410-b5e6-96231b3b80d8
2007-03-12 23:26:27 +00:00
Anton Korobeynikov
d0b82b301d Refactoring of formal parameter flags. Enable properly use of
zext/sext/aext stuff.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@35008 91177308-0d34-0410-b5e6-96231b3b80d8
2007-03-07 16:25:09 +00:00
Jim Laskey
2bc210d99f Simplify lowering and selection of exception ops.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@34491 91177308-0d34-0410-b5e6-96231b3b80d8
2007-02-22 15:37:19 +00:00
Reid Spencer
ac9dcb94dd For PR1195:
Change use of "packed" term to "vector" in comments, strings, variable
names, etc.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@34300 91177308-0d34-0410-b5e6-96231b3b80d8
2007-02-15 03:39:18 +00:00
Reid Spencer
9d6565a5b1 For PR1195:
Rename PackedType -> VectorType, ConstantPacked -> ConstantVector, and
PackedTyID -> VectorTyID. No functional changes.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@34293 91177308-0d34-0410-b5e6-96231b3b80d8
2007-02-15 02:26:10 +00:00
Evan Cheng
fa1eb27b76 Move SimplifySetCC to TargetLowering and allow it to be shared with legalizer.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@34065 91177308-0d34-0410-b5e6-96231b3b80d8
2007-02-08 22:13:59 +00:00
Anton Korobeynikov
b25fe82671 Fixed uninitialized stuff inside LegalizeDAG. Fortunately, the only
affected part is codegen of "memove" inside x86 backend. This fixes
PR1144


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@33752 91177308-0d34-0410-b5e6-96231b3b80d8
2007-02-01 08:39:52 +00:00
Evan Cheng
d385fd62cb Allow the target to override the ISD::CondCode that's to be used to test the
result of the comparison libcall against zero.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@33701 91177308-0d34-0410-b5e6-96231b3b80d8
2007-01-31 09:29:11 +00:00
Nate Begeman
bcc5f36765 Finish off bug 680, allowing targets to custom lower frame and return
address nodes.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@33636 91177308-0d34-0410-b5e6-96231b3b80d8
2007-01-29 22:58:52 +00:00
Anton Korobeynikov
b10308e440 Propagate changes from my local tree. This patch includes:
1. New parameter attribute called 'inreg'. It has meaning "place this
parameter in registers, if possible". This is some generalization of
gcc's regparm(n) attribute. It's currently used only in X86-32 backend.
2. Completely rewritten CC handling/lowering code inside X86 backend.
Merged stdcall + c CCs and fastcall + fast CC.
3. Dropped CSRET CC. We cannot add struct return variant for each
target-specific CC (e.g. stdcall + csretcc and so on).
4. Instead of CSRET CC introduced 'sret' parameter attribute. Setting in
on first attribute has meaning 'This is hidden pointer to structure
return. Handle it gently'.
5. Fixed small bug in llvm-extract + add new feature to
FunctionExtraction pass, which relinks all internal-linkaged callees
from deleted function to external linkage. This will allow further
linking everything together.

NOTEs: 1. Documentation will be updated soon.
       2. llvm-upgrade should be improved to translate csret => sret.
          Before this, there will be some unexpected test fails.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@33597 91177308-0d34-0410-b5e6-96231b3b80d8
2007-01-28 13:31:35 +00:00
Reid Spencer
c254b1d666 Don't #include DerivedTypes.h in this header. Make adjustments to
compensate. Move a function out of line to TargetLowering.cpp


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@33153 91177308-0d34-0410-b5e6-96231b3b80d8
2007-01-12 23:21:42 +00:00
Evan Cheng
495600120e - Move RTLIB::Libcall enum to a separate file.
- Code clean up.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@33148 91177308-0d34-0410-b5e6-96231b3b80d8
2007-01-12 22:49:32 +00:00
Evan Cheng
9f7f49caa4 Silence a bogus compiler warning.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@33145 91177308-0d34-0410-b5e6-96231b3b80d8
2007-01-12 22:30:07 +00:00
Reid Spencer
a54b7cbd45 For PR1064:
Implement the arbitrary bit-width integer feature. The feature allows
integers of any bitwidth (up to 64) to be defined instead of just 1, 8,
16, 32, and 64 bit integers.

This change does several things:
1. Introduces a new Derived Type, IntegerType, to represent the number of
   bits in an integer. The Type classes SubclassData field is used to
   store the number of bits. This allows 2^23 bits in an integer type.
2. Removes the five integer Type::TypeID values for the 1, 8, 16, 32 and
   64-bit integers. These are replaced with just IntegerType which is not
   a primitive any more.
3. Adjust the rest of LLVM to account for this change.

Note that while this incremental change lays the foundation for arbitrary
bit-width integers, LLVM has not yet been converted to actually deal with
them in any significant way. Most optimization passes, for example, will
still only deal with the byte-width integer types.  Future increments
will rectify this situation.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@33113 91177308-0d34-0410-b5e6-96231b3b80d8
2007-01-12 07:05:14 +00:00
Evan Cheng
56966225d1 Store default libgcc routine names and allow them to be redefined by target.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@33105 91177308-0d34-0410-b5e6-96231b3b80d8
2007-01-12 02:11:51 +00:00
Reid Spencer
4fe16d607d Rename BoolTy as Int1Ty. Patch by Sheng Zhou.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@33076 91177308-0d34-0410-b5e6-96231b3b80d8
2007-01-11 18:21:29 +00:00
Evan Cheng
257464a072 - Remove isSetCCExpensive() etc. These are no longer used.
- Add isSelectExpensive() etc. It's used to tell codegen that select is expensive for a given target, avoid using it if possible. Currently it's only
used to expand FCOPYSIGN.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@32939 91177308-0d34-0410-b5e6-96231b3b80d8
2007-01-05 23:31:08 +00:00
Reid Spencer
2ba767f44a For PR950:
Change integer type names for signless integer types


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@32777 91177308-0d34-0410-b5e6-96231b3b80d8
2006-12-31 05:23:18 +00:00
Evan Cheng
975651ab98 Add getTypeToExpandTo() which recursively walks TransformToType to determine
the intrinsic type to expand to.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@32558 91177308-0d34-0410-b5e6-96231b3b80d8
2006-12-13 20:52:00 +00:00
Evan Cheng
6586adfc1a Update comments.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@32532 91177308-0d34-0410-b5e6-96231b3b80d8
2006-12-13 06:12:35 +00:00
Evan Cheng
b9d89c9ffb Update comments.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@32531 91177308-0d34-0410-b5e6-96231b3b80d8
2006-12-13 06:09:03 +00:00
Anton Korobeynikov
d27a258d2d Cleaned setjmp/longjmp lowering interfaces. Now we're producing right
code (both asm & cbe) for Mingw32 target.
Removed autoconf checks for underscored versions of setjmp/longjmp.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@32415 91177308-0d34-0410-b5e6-96231b3b80d8
2006-12-10 23:12:42 +00:00
Evan Cheng
5ff839fbab Add a mechanism to specify whether a target supports a particular indexed load / store.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@31597 91177308-0d34-0410-b5e6-96231b3b80d8
2006-11-09 18:56:43 +00:00
Evan Cheng
144d8f09e1 Rename ISD::MemOpAddrMode to ISD::MemIndexedMode
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@31595 91177308-0d34-0410-b5e6-96231b3b80d8
2006-11-09 17:55:04 +00:00
Evan Cheng
d258efaf6e getPostIndexedAddressParts change: passes in load/store instead of its loaded / stored VT.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@31584 91177308-0d34-0410-b5e6-96231b3b80d8
2006-11-09 04:29:46 +00:00
Evan Cheng
a7bb6498fe Added target hook for post-indexed memory ops transformation.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@31499 91177308-0d34-0410-b5e6-96231b3b80d8
2006-11-07 09:04:16 +00:00
Evan Cheng
1a854be352 Rename
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@31413 91177308-0d34-0410-b5e6-96231b3b80d8
2006-11-03 07:21:16 +00:00
Evan Cheng
24d9cf025d Added a target specific hook to check whether / how a node can be transformed
into a pair of base / offset nodes for pre-indexed load / store ops.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@31407 91177308-0d34-0410-b5e6-96231b3b80d8
2006-11-03 03:04:06 +00:00
Chris Lattner
a74b4a3ddc generalize this api
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@31365 91177308-0d34-0410-b5e6-96231b3b80d8
2006-11-02 01:39:10 +00:00
Chris Lattner
dba1aeedd8 Change the prototype for TargetLowering::isOperandValidForConstraint
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@31318 91177308-0d34-0410-b5e6-96231b3b80d8
2006-10-31 19:40:43 +00:00
Evan Cheng
8b2794aeff Merge ISD::TRUNCSTORE to ISD::STORE. Switch to using StoreSDNode.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@30945 91177308-0d34-0410-b5e6-96231b3b80d8
2006-10-13 21:14:26 +00:00
Evan Cheng
24446e253a Merging ISD::LOAD and ISD::LOADX. Added LoadSDNode to represent load nodes.
Chain and address ptr remains as operands. SrcValue, extending mode, extending
VT (or rather loaded VT before extension) are now instance variables of
LoadSDNode.

Introduce load / store addressing modes to represent pre- and post-indexed
load and store. Also added an additional operand offset that is only used in
post-indexed mode (i.e. base ptr += offset after load/store).

Added alignment info (not yet used) and isVolatile fields.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@30843 91177308-0d34-0410-b5e6-96231b3b80d8
2006-10-09 20:55:20 +00:00
Chris Lattner
428e75eaef Add support for targets to declare that they use a GOT
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@30777 91177308-0d34-0410-b5e6-96231b3b80d8
2006-10-06 22:46:34 +00:00
Evan Cheng
c548428c5d Combine ISD::EXTLOAD, ISD::SEXTLOAD, ISD::ZEXTLOAD into ISD::LOADX. Add an
extra operand to LOADX to specify the exact value extension type.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@30714 91177308-0d34-0410-b5e6-96231b3b80d8
2006-10-04 00:56:09 +00:00
Duraid Madina
2a0013f59f add setJumpBufSize() and setJumpBufAlignment() to target-lowering.
Call these from your backend to enjoy setjmp/longjmp goodness, see
lib/Target/IA64/IA64ISelLowering.cpp for an example


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@30095 91177308-0d34-0410-b5e6-96231b3b80d8
2006-09-04 06:21:35 +00:00