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956044cf03
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1300 Commits

Author SHA1 Message Date
Evan Cheng
956044cf03 Added i16 SH{L|R}D patterns. 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@25468 91177308-0d34-0410-b5e6-96231b3b80d8
 2006-01-19 23:26:24 +00:00
Evan Cheng
dc8d2ab3e9 Avoid generating a redundant setcc. 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@25457 91177308-0d34-0410-b5e6-96231b3b80d8
 2006-01-19 08:52:46 +00:00
Evan Cheng
41b6dc8dbe adc and sbb need an incoming flag to ensure it reads the carry flag 
from add / sub.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@25444 91177308-0d34-0410-b5e6-96231b3b80d8
 2006-01-19 06:53:20 +00:00
Evan Cheng
68b951a5e5 Two peepholes: 
(or (x >> c) | (y << (32 - c))) ==> (shrd x, y, c)
(or (x << c) | (y >> (32 - c))) ==> (shld x, y, c)


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@25438 91177308-0d34-0410-b5e6-96231b3b80d8
 2006-01-19 01:56:29 +00:00
Evan Cheng
d9c45e9af9 Didn't mean to check that in. 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@25436 91177308-0d34-0410-b5e6-96231b3b80d8
 2006-01-19 01:52:56 +00:00
Evan Cheng
b7b5706340 A obvious typo 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@25435 91177308-0d34-0410-b5e6-96231b3b80d8
 2006-01-19 01:46:14 +00:00
Evan Cheng
99fa0a102a SRA shift amount must be in i8 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@25416 91177308-0d34-0410-b5e6-96231b3b80d8
 2006-01-18 09:26:46 +00:00
Evan Cheng
68e5d084f1 If a call return type is i1, insert a truncate from X86::AL to i1. 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@25415 91177308-0d34-0410-b5e6-96231b3b80d8
 2006-01-18 08:08:38 +00:00
Evan Cheng
357c58efde Fix lowering of calls which return f32 values. 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@25413 91177308-0d34-0410-b5e6-96231b3b80d8
 2006-01-17 21:58:21 +00:00
Evan Cheng
e5d9343377 Zero extending load from i1 to i8. 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@25391 91177308-0d34-0410-b5e6-96231b3b80d8
 2006-01-17 07:02:46 +00:00
Evan Cheng
6892f28e99 SSE does not support i64 SINT_TO_FP (FP stack doesn't either, but we custom 
expand it), so ask legalizer to expand i32 UINT_TO_FP.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@25386 91177308-0d34-0410-b5e6-96231b3b80d8
 2006-01-17 02:32:49 +00:00
Evan Cheng
2059f884aa Added a FIXME comment about why FST is currently flagged to fpGETRESULT. 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@25381 91177308-0d34-0410-b5e6-96231b3b80d8
 2006-01-17 00:37:42 +00:00
Evan Cheng
42ef0bc6fb Bug fixes: fpGETRESULT should produces a flag result and X86ISD::FST should 
read a flag.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@25378 91177308-0d34-0410-b5e6-96231b3b80d8
 2006-01-17 00:19:47 +00:00
Evan Cheng
b5d0b0bae5 More typo's 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@25375 91177308-0d34-0410-b5e6-96231b3b80d8
 2006-01-16 23:26:53 +00:00
Evan Cheng
8a3f4c75fa Some typo's 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@25374 91177308-0d34-0410-b5e6-96231b3b80d8
 2006-01-16 22:48:46 +00:00
Evan Cheng
0cc3945efe Fix FP_TO_INT**_IN_MEM lowering. 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@25368 91177308-0d34-0410-b5e6-96231b3b80d8
 2006-01-16 21:21:29 +00:00
Chris Lattner
1db4b4f5c4 transfer some notes from my email to somewhere useful. 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@25361 91177308-0d34-0410-b5e6-96231b3b80d8
 2006-01-16 17:53:00 +00:00
Evan Cheng
cf74a7c762 Added patterns for 8-bit multiply 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@25338 91177308-0d34-0410-b5e6-96231b3b80d8
 2006-01-15 10:05:20 +00:00
Chris Lattner
e112552b5a Use the default lowering of ISD::DYNAMIC_STACKALLOC, delete now dead code. 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@25333 91177308-0d34-0410-b5e6-96231b3b80d8
 2006-01-15 09:00:21 +00:00
Chris Lattner
b47fad9892 silence a warning 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@25322 91177308-0d34-0410-b5e6-96231b3b80d8
 2006-01-14 20:11:13 +00:00
Nate Begeman
d88fc03602 bswap implementation 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@25312 91177308-0d34-0410-b5e6-96231b3b80d8
 2006-01-14 03:14:10 +00:00
Evan Cheng
e3703d44e9 A typo. 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@25307 91177308-0d34-0410-b5e6-96231b3b80d8
 2006-01-14 01:18:49 +00:00
Evan Cheng
b8414333ac Add truncstore i1 patterns. 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@25296 91177308-0d34-0410-b5e6-96231b3b80d8
 2006-01-13 21:45:19 +00:00
Chris Lattner
052d2ff5dd Fix a bug in my last X86 checkin, pointed out by cozmic 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@25293 91177308-0d34-0410-b5e6-96231b3b80d8
 2006-01-13 20:19:44 +00:00
Evan Cheng
e90da97f3e LHS = X86ISD::CMOVcc LHS, RHS means LHS = RHS if cc. So the operands must be 
flipped around.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@25290 91177308-0d34-0410-b5e6-96231b3b80d8
 2006-01-13 19:51:46 +00:00
Chris Lattner
9edba7605e Enable X86 support for savestack/restorestack 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@25278 91177308-0d34-0410-b5e6-96231b3b80d8
 2006-01-13 18:00:54 +00:00
Chris Lattner
b99329e8a0 expand unsupported stacksave/stackrestore nodes 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@25272 91177308-0d34-0410-b5e6-96231b3b80d8
 2006-01-13 02:42:53 +00:00
Evan Cheng
e08c270623 Minor update. 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@25263 91177308-0d34-0410-b5e6-96231b3b80d8
 2006-01-13 01:20:42 +00:00
Evan Cheng
80ebe38118 More typo's. I need new eye glasses... 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@25261 91177308-0d34-0410-b5e6-96231b3b80d8
 2006-01-13 01:17:24 +00:00
Evan Cheng
189d01e8cc Oops. Typo. 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@25260 91177308-0d34-0410-b5e6-96231b3b80d8
 2006-01-13 01:06:49 +00:00
Evan Cheng
1bcee3602e Fix a SETCC / BRCOND folding bug. 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@25259 91177308-0d34-0410-b5e6-96231b3b80d8
 2006-01-13 01:03:02 +00:00
Evan Cheng
a3195e8643 Fix sint_to_fp (fild*) support. 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@25257 91177308-0d34-0410-b5e6-96231b3b80d8
 2006-01-12 22:54:21 +00:00
Evan Cheng
77e9043b84 Specify transformation from GlobalAddress to TargetGlobalAddress and 
ExternalSymbol to TargetExternalSymbol.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@25253 91177308-0d34-0410-b5e6-96231b3b80d8
 2006-01-12 19:36:31 +00:00
Evan Cheng
5ee4ccce5b X86ISD::SETCC (e.g. SETEr) produces a flag (so multiple SETCC can be 
linked together).


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@25247 91177308-0d34-0410-b5e6-96231b3b80d8
 2006-01-12 08:27:59 +00:00
Evan Cheng
002fe9baf2 * Materialize GlobalAddress and ExternalSym with MOV32ri rather than 
LEA32r.
* Do not lower GlobalAddress to TargetGlobalAddress. Let isel does it.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@25246 91177308-0d34-0410-b5e6-96231b3b80d8
 2006-01-12 07:56:47 +00:00
Evan Cheng
eb422a7234 Added ROTL and ROTR. 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@25232 91177308-0d34-0410-b5e6-96231b3b80d8
 2006-01-11 23:20:05 +00:00
Evan Cheng
67f92a7649 Support for MEMCPY and MEMSET. 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@25226 91177308-0d34-0410-b5e6-96231b3b80d8
 2006-01-11 22:15:48 +00:00
Evan Cheng
38262cad0a Select DYNAMIC_STACKALLOC 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@25225 91177308-0d34-0410-b5e6-96231b3b80d8
 2006-01-11 22:15:18 +00:00
Nate Begeman
35ef913ec2 Add bswap, rotl, and rotr nodes 
Add dag combiner code to recognize rotl, rotr
Add ppc code to match rotl

Targets should add rotl/rotr patterns if they have them


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@25222 91177308-0d34-0410-b5e6-96231b3b80d8
 2006-01-11 21:21:00 +00:00
Evan Cheng
8700e14ba1 * Add special entry code main() (to set x87 to 64-bit precision). 
* 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.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@25207 91177308-0d34-0410-b5e6-96231b3b80d8
 2006-01-11 06:09:51 +00:00
Chris Lattner
92cb0af675 implement FP_REG_KILL insertion for the dag-dag instruction selector 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@25192 91177308-0d34-0410-b5e6-96231b3b80d8
 2006-01-11 01:15:34 +00:00
Chris Lattner
a2b694ce35 Fit into 80 cols 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@25191 91177308-0d34-0410-b5e6-96231b3b80d8
 2006-01-11 00:46:55 +00:00
Evan Cheng
4a46080fe0 SSE cmov support. 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@25190 91177308-0d34-0410-b5e6-96231b3b80d8
 2006-01-11 00:33:36 +00:00
Evan Cheng
f710062bfb * fp to sint patterns. 
* fiadd, fisub, etc.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@25189 91177308-0d34-0410-b5e6-96231b3b80d8
 2006-01-10 22:22:02 +00:00
Evan Cheng
aaca22ca91 FP_TO_INT*_IN_MEM and x87 FP Select support. 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@25188 91177308-0d34-0410-b5e6-96231b3b80d8
 2006-01-10 20:26:56 +00:00
Evan Cheng
510e478098 * Added undef patterns. 
* Some reorg.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@25163 91177308-0d34-0410-b5e6-96231b3b80d8
 2006-01-09 23:10:28 +00:00
Evan Cheng
910cd3cfa2 More typos 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@25162 91177308-0d34-0410-b5e6-96231b3b80d8
 2006-01-09 22:29:54 +00:00
Evan Cheng
82a24b9813 typo 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@25160 91177308-0d34-0410-b5e6-96231b3b80d8
 2006-01-09 20:49:21 +00:00
Evan Cheng
e3413160ca Support for ADD_PARTS, SUB_PARTS, SHL_PARTS, SHR_PARTS, and SRA_PARTS. 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@25158 91177308-0d34-0410-b5e6-96231b3b80d8
 2006-01-09 18:33:28 +00:00
Evan Cheng
948f343a2f * Added integer div / rem. 
* Fixed a load folding bug.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@25136 91177308-0d34-0410-b5e6-96231b3b80d8
 2006-01-06 23:19:29 +00:00