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Author SHA1 Message Date
Evan Cheng
1a9da0d66c Minor stuff. 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@35049 91177308-0d34-0410-b5e6-96231b3b80d8
 2007-03-09 19:46:06 +00:00
Evan Cheng
44f4fca3c0 Add comments about LSR / ARM. 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@35048 91177308-0d34-0410-b5e6-96231b3b80d8
 2007-03-09 19:35:33 +00:00
Evan Cheng
2265b49193 Unfinished work and ideas related to register scavenger. 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@35047 91177308-0d34-0410-b5e6-96231b3b80d8
 2007-03-09 19:34:51 +00:00
Reid Spencer
87707b90b1 For PR1245: 
Account for the sign bit when computing the number of bits required for
a negative integer literal constant.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@35046 91177308-0d34-0410-b5e6-96231b3b80d8
 2007-03-09 19:26:52 +00:00
Dale Johannesen
818c085232 apply comments from review of last patch 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@35045 91177308-0d34-0410-b5e6-96231b3b80d8
 2007-03-09 19:18:59 +00:00
Dale Johannesen
a6bc6fc170 Add some observations from CoreGraphics benchmark. Remove register 
scavenging todo item, since it is now implemented.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@35044 91177308-0d34-0410-b5e6-96231b3b80d8
 2007-03-09 17:58:17 +00:00
Anton Korobeynikov
349ec1c11b Unbreak mingw32 build 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@35042 91177308-0d34-0410-b5e6-96231b3b80d8
 2007-03-09 11:53:34 +00:00
Evan Cheng
e2ee99620f If a virtual register is already marked alive in this block, that means it is 
alive in one of the successor block. Do not add it to the kill list.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@35041 91177308-0d34-0410-b5e6-96231b3b80d8
 2007-03-09 09:48:56 +00:00
Evan Cheng
219705131d Print preds / succs BB numbers. 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@35040 91177308-0d34-0410-b5e6-96231b3b80d8
 2007-03-09 08:29:08 +00:00
Evan Cheng
f0e3bb1333 Avoid variable shadowing. 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@35039 91177308-0d34-0410-b5e6-96231b3b80d8
 2007-03-09 06:02:17 +00:00
Bill Wendling
47992ea4be Don't use std::hex. 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@35038 91177308-0d34-0410-b5e6-96231b3b80d8
 2007-03-08 23:37:24 +00:00
Bill Wendling
3bae2e97d9 Don't use a cast. It causes an error on some platforms. 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@35037 91177308-0d34-0410-b5e6-96231b3b80d8
 2007-03-08 23:26:50 +00:00
Evan Cheng
12d3a91386 Test inline asm modifier 'c'. 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@35036 91177308-0d34-0410-b5e6-96231b3b80d8
 2007-03-08 22:45:31 +00:00
Evan Cheng
23a9570494 Implement inline asm modifier c. 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@35035 91177308-0d34-0410-b5e6-96231b3b80d8
 2007-03-08 22:42:46 +00:00
Chris Lattner
7754d2fd8d upgrade this testcase, add test for fp immediate to memory operand. 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@35034 91177308-0d34-0410-b5e6-96231b3b80d8
 2007-03-08 22:33:06 +00:00
Chris Lattner
6dfc6806bf implement support for floating point constants used as inline asm memory operands. 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@35033 91177308-0d34-0410-b5e6-96231b3b80d8
 2007-03-08 22:29:47 +00:00
Bill Wendling
71b91ac76f Add MMX arithmetic testcase. 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@35032 91177308-0d34-0410-b5e6-96231b3b80d8
 2007-03-08 22:14:51 +00:00
Bill Wendling
2f88dcdfb3 Added "padd*" support for MMX. Added MMX move stuff to X86InstrInfo so that 
moves, loads, etc. are recognized.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@35031 91177308-0d34-0410-b5e6-96231b3b80d8
 2007-03-08 22:09:11 +00:00
Evan Cheng
b582b1b1fc Fix a typo. 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@35030 91177308-0d34-0410-b5e6-96231b3b80d8
 2007-03-08 21:59:30 +00:00
Evan Cheng
c795466254 Fix test case. 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@35029 91177308-0d34-0410-b5e6-96231b3b80d8
 2007-03-08 19:27:32 +00:00
Devang Patel
d46825c6a1 Speed Up Pass Manager. 
- Check Immutableness before searching PreservedSet.
- Avoid unnecessary traversal while setting Last User.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@35028 91177308-0d34-0410-b5e6-96231b3b80d8
 2007-03-08 19:05:01 +00:00
Zhou Sheng
a47f60bfaf Fix a bug in function ComputeMaskedBits(). 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@35027 91177308-0d34-0410-b5e6-96231b3b80d8
 2007-03-08 15:15:18 +00:00
Evan Cheng
032953d747 Putting more constants which do not contain relocations into .literal{4|8|16} 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@35026 91177308-0d34-0410-b5e6-96231b3b80d8
 2007-03-08 08:31:54 +00:00
Chris Lattner
b4ddac9bf7 make this fail even in non-assert builds. 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@35025 91177308-0d34-0410-b5e6-96231b3b80d8
 2007-03-08 07:07:03 +00:00
Chris Lattner
97f9df1cd1 This appears correct, enable it so we can see perf changes on testers 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@35024 91177308-0d34-0410-b5e6-96231b3b80d8
 2007-03-08 07:03:55 +00:00
Chris Lattner
c14d3cac4b Second half of PR1226. This is currently still disabled, until I have a chance to 
do the correctness/performance analysis testing.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@35023 91177308-0d34-0410-b5e6-96231b3b80d8
 2007-03-08 06:36:54 +00:00
Zhou Sheng
9a28daa864 Fix a bug in APIntified ComputeMaskedBits(). 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@35022 91177308-0d34-0410-b5e6-96231b3b80d8
 2007-03-08 05:42:00 +00:00
Evan Cheng
bf822eb6a3 Change register allocation order to Dale's suggestion. 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@35021 91177308-0d34-0410-b5e6-96231b3b80d8
 2007-03-08 02:56:40 +00:00
Evan Cheng
11788fde93 Bug fix. Not advancing the register scavenger iterator correctly. 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@35020 91177308-0d34-0410-b5e6-96231b3b80d8
 2007-03-08 02:55:08 +00:00
Reid Spencer
e7816b5c9e For PR1205: 
Provide an APIntified version of MaskedValueIsZero. This will (temporarily)
cause a "defined but not used" message from the compiler. It will be used
in the next patch in this series.

Patch by Sheng Zhou.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@35019 91177308-0d34-0410-b5e6-96231b3b80d8
 2007-03-08 01:52:58 +00:00
Reid Spencer
3e7594f187 For PR1205: 
Add a new ComputeMaskedBits function that is APIntified. We'll slowly
convert things over to use this version. When its all done, we'll remove
the existing version.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@35018 91177308-0d34-0410-b5e6-96231b3b80d8
 2007-03-08 01:46:38 +00:00
Evan Cheng
98ded765c2 For Darwin, put constant data into .const, .const_data, .literal{4|8|16} 
sections.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@35017 91177308-0d34-0410-b5e6-96231b3b80d8
 2007-03-08 01:25:25 +00:00
Evan Cheng
f0b5d56efd Put constant data to .const, .const_data, .literal{4|8|16} sections. 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@35016 91177308-0d34-0410-b5e6-96231b3b80d8
 2007-03-08 01:07:07 +00:00
Evan Cheng
be346c9476 Add ReadOnlySection directive. 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@35015 91177308-0d34-0410-b5e6-96231b3b80d8
 2007-03-08 01:00:38 +00:00
Evan Cheng
afe1581557 Added ContainsRelocations() to check if a constant might only be resolvable at load time. 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@35014 91177308-0d34-0410-b5e6-96231b3b80d8
 2007-03-08 00:59:12 +00:00
Evan Cheng
603b83ebcd Only safe to use a call-clobbered or spilled callee-saved register as scratch register. 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@35010 91177308-0d34-0410-b5e6-96231b3b80d8
 2007-03-07 20:30:36 +00:00
Bill Wendling
c32a7f98ab Remove useless pattern fragments. 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@35009 91177308-0d34-0410-b5e6-96231b3b80d8
 2007-03-07 18:23:09 +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
Anton Korobeynikov
6a143590b3 Cleanup: make SetCounter an instance variable 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@35007 91177308-0d34-0410-b5e6-96231b3b80d8
 2007-03-07 08:25:02 +00:00
Evan Cheng
fd9429ab4b New test case. 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@35006 91177308-0d34-0410-b5e6-96231b3b80d8
 2007-03-07 08:12:39 +00:00
Evan Cheng
83060c544b Avoid combining indexed load further. 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@35005 91177308-0d34-0410-b5e6-96231b3b80d8
 2007-03-07 08:07:03 +00:00
Evan Cheng
02c50e4891 Add a utility function to test whether a load is unindexed. 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@35004 91177308-0d34-0410-b5e6-96231b3b80d8
 2007-03-07 08:04:41 +00:00
Devang Patel
5ee9997906 Now IndVarSimplify is a LoopPass. 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@35003 91177308-0d34-0410-b5e6-96231b3b80d8
 2007-03-07 06:39:01 +00:00
Bill Wendling
bc9bffa27b Properly support v8i8 and v4i16 types. It now converts them to v2i32 for 
load and stores.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@35002 91177308-0d34-0410-b5e6-96231b3b80d8
 2007-03-07 05:43:18 +00:00
Devang Patel
54959d6cf6 Now LICM is a LoopPass. 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@35001 91177308-0d34-0410-b5e6-96231b3b80d8
 2007-03-07 04:41:30 +00:00
Anton Korobeynikov
a6199c87c2 Fix DWARF debugging information on x86/Linux and (hopefully) 
Mingw32/Cygwin targets. This fixes PR978


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@35000 91177308-0d34-0410-b5e6-96231b3b80d8
 2007-03-07 02:47:57 +00:00
Evan Cheng
cb20998b3f ARM always use register scavenger. No longer reserves R12. 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@34999 91177308-0d34-0410-b5e6-96231b3b80d8
 2007-03-07 02:46:23 +00:00
Evan Cheng
0ea12ec848 Fix some brittle code. Watch out for cases where register scavenger is pointing to deleted instructions. 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@34998 91177308-0d34-0410-b5e6-96231b3b80d8
 2007-03-07 02:38:05 +00:00
Evan Cheng
f262b35559 Add skipTo to set internal iterator. Useful when pointed to instruction is deleted. 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@34997 91177308-0d34-0410-b5e6-96231b3b80d8
 2007-03-07 02:36:16 +00:00
Devang Patel
3f1a1e0366 Now LoopUnroll is a LoopPass. 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@34996 91177308-0d34-0410-b5e6-96231b3b80d8
 2007-03-07 01:38:05 +00:00