Nate Begeman
2fba8a3aaa
bswap implementation
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llvm-svn: 25312
2006-01-14 03:14:10 +00:00
Evan Cheng
dba84bbc1e
LHS = X86ISD::CMOVcc LHS, RHS means LHS = RHS if cc. So the operands must be
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flipped around.
llvm-svn: 25290
2006-01-13 19:51:46 +00:00
Chris Lattner
1a8d918ef1
Enable X86 support for savestack/restorestack
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llvm-svn: 25278
2006-01-13 18:00:54 +00:00
Chris Lattner
8e2f52e645
expand unsupported stacksave/stackrestore nodes
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llvm-svn: 25272
2006-01-13 02:42:53 +00:00
Evan Cheng
d7faa4bae1
More typo's. I need new eye glasses...
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llvm-svn: 25261
2006-01-13 01:17:24 +00:00
Evan Cheng
731423f36a
Oops. Typo.
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llvm-svn: 25260
2006-01-13 01:06:49 +00:00
Evan Cheng
fb22e86c4d
Fix a SETCC / BRCOND folding bug.
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llvm-svn: 25259
2006-01-13 01:03:02 +00:00
Evan Cheng
6305e50ee1
Fix sint_to_fp (fild*) support.
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llvm-svn: 25257
2006-01-12 22:54:21 +00:00
Evan Cheng
84dc9b55f0
X86ISD::SETCC (e.g. SETEr) produces a flag (so multiple SETCC can be
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linked together).
llvm-svn: 25247
2006-01-12 08:27:59 +00:00
Evan Cheng
b94db9e9a4
* Materialize GlobalAddress and ExternalSym with MOV32ri rather than
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LEA32r.
* Do not lower GlobalAddress to TargetGlobalAddress. Let isel does it.
llvm-svn: 25246
2006-01-12 07:56:47 +00:00
Evan Cheng
6d2ab04463
Added ROTL and ROTR.
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llvm-svn: 25232
2006-01-11 23:20:05 +00:00
Evan Cheng
ae986f1f1e
Support for MEMCPY and MEMSET.
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llvm-svn: 25226
2006-01-11 22:15:48 +00:00
Nate Begeman
1b8121b227
Add bswap, rotl, and rotr nodes
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Add dag combiner code to recognize rotl, rotr
Add ppc code to match rotl
Targets should add rotl/rotr patterns if they have them
llvm-svn: 25222
2006-01-11 21:21:00 +00:00
Evan Cheng
bc7a0f44bd
* Add special entry code main() (to set x87 to 64-bit precision).
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* Allow a register node as SelectAddr() base.
* ExternalSymbol -> TargetExternalSymbol as direct function callee.
* Use X86::ESP register rather than CopyFromReg(X86::ESP) as stack ptr for
call parmater passing.
llvm-svn: 25207
2006-01-11 06:09:51 +00:00
Evan Cheng
339edad775
SSE cmov support.
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llvm-svn: 25190
2006-01-11 00:33:36 +00:00
Evan Cheng
73a1ad975e
FP_TO_INT*_IN_MEM and x87 FP Select support.
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llvm-svn: 25188
2006-01-10 20:26:56 +00:00
Evan Cheng
12181af0c7
More typos
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llvm-svn: 25162
2006-01-09 22:29:54 +00:00
Evan Cheng
77fa9195cd
typo
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llvm-svn: 25160
2006-01-09 20:49:21 +00:00
Evan Cheng
9c249c37f8
Support for ADD_PARTS, SUB_PARTS, SHL_PARTS, SHR_PARTS, and SRA_PARTS.
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llvm-svn: 25158
2006-01-09 18:33:28 +00:00
Evan Cheng
172fce7050
* Fast call support.
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* FP cmp, setcc, etc.
llvm-svn: 25117
2006-01-06 00:43:03 +00:00
Jim Laskey
deeafa0f00
Had expand logic backward.
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llvm-svn: 25105
2006-01-05 01:47:43 +00:00
Jim Laskey
762e9ec06c
Added initial support for DEBUG_LABEL allowing debug specific labels to be
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inserted in the code.
llvm-svn: 25104
2006-01-05 01:25:28 +00:00
Evan Cheng
45e19098a6
DAG based isel call support.
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llvm-svn: 25103
2006-01-05 00:27:02 +00:00
Chris Lattner
8258489ca4
Fix a problem duraid pointed out to me compiling kc++ with -enable-x86-fastcc
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llvm-svn: 25024
2005-12-27 03:02:18 +00:00
Evan Cheng
5c59d49630
More X86 floating point patterns.
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llvm-svn: 24990
2005-12-23 07:31:11 +00:00
Chris Lattner
30107e65c8
make sure bit_convert's are expanded
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llvm-svn: 24979
2005-12-23 05:15:23 +00:00
Evan Cheng
9cdc16c6d3
* Fix a GlobalAddress lowering bug.
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* Teach DAG combiner about X86ISD::SETCC by adding a TargetLowering hook.
llvm-svn: 24921
2005-12-21 23:05:39 +00:00
Jim Laskey
9e296bee9a
Disengage DEBUG_LOC from non-PPC targets.
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llvm-svn: 24919
2005-12-21 20:51:37 +00:00
Evan Cheng
c1583dbd63
* Added support for X86 RET with an additional operand to specify number of
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bytes to pop off stack.
* Added support for X86 SETCC.
llvm-svn: 24917
2005-12-21 20:21:51 +00:00
Evan Cheng
a74ce62746
* Added lowering hook for external weak global address. It inserts a load
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for Darwin.
* Added lowering hook for ISD::RET. It inserts CopyToRegs for the return
value (or store / fld / copy to ST(0) for floating point value). This
eliminate the need to write C++ code to handle RET with variable number
of operands.
llvm-svn: 24888
2005-12-21 02:39:21 +00:00
Evan Cheng
6af02635a7
Added a hook to print out names of target specific DAG nodes.
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llvm-svn: 24877
2005-12-20 06:22:03 +00:00
Evan Cheng
6fc31046aa
X86 conditional branch support.
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llvm-svn: 24870
2005-12-19 23:12:38 +00:00
Evan Cheng
f3b16bc5a0
Remove a few lines of dead code.
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llvm-svn: 24768
2005-12-17 07:18:44 +00:00
Evan Cheng
225a4d0d6d
X86 lowers SELECT to a cmp / test followed by a conditional move.
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llvm-svn: 24754
2005-12-17 01:21:05 +00:00
Evan Cheng
74151ba279
* Promote all 1 bit entities to 8 bit.
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* Handling extload (1 bit -> 8 bit) and remove C++ code that handle 1 bit
zextload.
llvm-svn: 24726
2005-12-15 19:49:23 +00:00
Chris Lattner
3225733e65
X86 doesn't support sextinreg for 8-bit things either.
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llvm-svn: 24631
2005-12-07 17:59:14 +00:00
Chris Lattner
9c415364cf
No targets support line number info yet.
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llvm-svn: 24513
2005-11-29 06:16:21 +00:00
Chris Lattner
6c1ca888d4
Lower READCYCLECOUNTER correctly, preserving the chain result
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llvm-svn: 24438
2005-11-20 22:57:19 +00:00
Chris Lattner
6df9e11989
use chain operands to ensure the copies don't wander from the rdtsc instruction.
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llvm-svn: 24434
2005-11-20 22:01:40 +00:00
Andrew Lenharth
0bf68ae434
The second patch of X86 support for read cycle counter.
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llvm-svn: 24430
2005-11-20 21:41:10 +00:00
Chris Lattner
76ac068568
Separate X86ISelLowering stuff out from the X86ISelPattern.cpp file. Patch
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contributed by Evan Cheng.
llvm-svn: 24358
2005-11-15 00:40:23 +00:00