Commits · dd397119b03b173a69db97e4bf998e2840023937 · Roger Ferrer / llvm-epi-0.8

Apr 06, 2005
- Turn off the div -> mul optimization until it works correctly 100% of the · dd397119
  Nate Begeman authored Apr 06, 2005
```
time.

llvm-svn: 21105
```
  dd397119
- Add support for MULHS and MULHU nodes · 4164c4ba
  Nate Begeman authored Apr 06, 2005
```
Have LegalizeDAG handle SREM and UREM for us
Codegen SDIV and UDIV by constant as a multiply by magic constant instead
of integer divide, which is very slow.

llvm-svn: 21104
```
  4164c4ba
- Expand SREM and UREM for targets that claim not to have them, like PowerPC · 20b7d2a3
  Nate Begeman authored Apr 06, 2005
```
llvm-svn: 21103
```
  20b7d2a3
- Add MULHU and MULHS nodes for the high part of an (un)signed 32x32=64b · 55e8625c
  Nate Begeman authored Apr 05, 2005
```
multiply.

llvm-svn: 21102
```
  55e8625c
Apr 05, 2005
- added lowerargs support for varargs · 43f78bc2
  Andrew Lenharth authored Apr 05, 2005
```
llvm-svn: 21101
```
  43f78bc2
- Behold, rlwinm with certain immediate arguments is printed as the much more · 52441735
  Nate Begeman authored Apr 05, 2005
```
readable slwi or srwi (shift left/right word immediate).

llvm-svn: 21099
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  52441735
- Fix cut & paste errors (32->64), and codegen float->int more optimally. · a188b698
  Nate Begeman authored Apr 05, 2005
```
llvm-svn: 21098
```
  a188b698
- Updated to use dep analyzer. · 8d64e9a9
  Tanya Lattner authored Apr 05, 2005
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llvm-svn: 21097
```
  8d64e9a9
- Remove 64 bit simple ISel, it never worked correctly · 9203e169
  Nate Begeman authored Apr 05, 2005
```
Add initial (buggy) implementation of 64 bit pattern ISel

llvm-svn: 21096
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  9203e169
- Back out the previous change to SelectBranchCC, since there are cases it · 4bde0712
  Nate Begeman authored Apr 05, 2005
```
could miscompile.  A correct solution will be found in the near future.

llvm-svn: 21095
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  4bde0712
- Rename canUseAsImmediateForOpcode to getImmediateForOpcode to better · 9049e4be
  Nate Begeman authored Apr 05, 2005
```
  indicate that it is not a boolean function.
Properly emit the pseudo instruction for conditional branch, so that we
  can fix up conditional branches whose displacements are too large.
Reserve the right amount of opcode space for said pseudo instructions.

llvm-svn: 21094
```
  9049e4be
- do not crash when using -debug · 7e0a534c
  Chris Lattner authored Apr 05, 2005
```
llvm-svn: 21092
```
  7e0a534c
- Implement SDIV by power of 2 as srawi/addze rather than load imm, divw · d6933f50
  Nate Begeman authored Apr 05, 2005
```
llvm-svn: 21091
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  d6933f50
- Pattern match fp mul-add, mul-sub, neg-mul-add, and neg-mul-sub · 1d5d767a
  Nate Begeman authored Apr 04, 2005
```
llvm-svn: 21090
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  1d5d767a
- Add support for multiply-add, multiply-sub, and their negated versions · d9635009
  Nate Begeman authored Apr 04, 2005
```
llvm-svn: 21089
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  d9635009
- do not dereference an extra layer of pointers to determine if an external · b919b217
  Chris Lattner authored Apr 04, 2005
```
call can modify a memory location.  This fixes
test/Regression/Analysis/Andersens/modreftest.ll

llvm-svn: 21088
```
  b919b217
- new testcase · 0933766e
  Chris Lattner authored Apr 04, 2005
```
llvm-svn: 21087
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  0933766e
- Make sure that arg regs used by the call instruction are marked as such, so · 11945310
  Nate Begeman authored Apr 04, 2005
```
that regalloc doesn't cleverly reuse early arg regs loading later arg regs.
This fixes almost all outstanding failures in the pattern isel.

llvm-svn: 21086
```
  11945310
Apr 04, 2005
- Remove unnecessary register copy now that regalloc is fixed · c7186025
  Nate Begeman authored Apr 04, 2005
```
llvm-svn: 21085
```
  c7186025
- Make sure to notice that explicit physregs are used in the function · 6a6056e9
  Chris Lattner authored Apr 04, 2005
```
llvm-svn: 21084
```
  6a6056e9
- i1 loads should also be from the low byte of the argument word. · d7537654
  Nate Begeman authored Apr 04, 2005
```
llvm-svn: 21077
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  d7537654
- Fix i64 return, fix CopyFromReg · 1ce48398
  Nate Begeman authored Apr 04, 2005
```
llvm-svn: 21076
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  1ce48398
- fix SREM/UREM, which gave incorrect results for x%y if x was zero. This is · 9935f44f
  Duraid Madina authored Apr 04, 2005
```
an ugly hack, but it seems to work. I should fix this properly and add a test
as well.

fixes multisource/obsequi (maybe others)

llvm-svn: 21075
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  9935f44f
- add implicit use op · dbc81002
  Duraid Madina authored Apr 04, 2005
```
llvm-svn: 21074
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  dbc81002
- Handle expanding arguments to ISD::TRUNCATE. This happens on PowerPC when · cc00a7c4
  Nate Begeman authored Apr 04, 2005
```
you have something like i16 = truncate i64.  This fixes Regression/C/casts

llvm-svn: 21073
```
  cc00a7c4
- Fix sign_extend and zero_extend of promoted value types to expanded value · 4784489d
  Chris Lattner authored Apr 03, 2005
```
types.  This occurs when casting short to long on PPC for example.

llvm-svn: 21072
```
  4784489d
- Full varargs support. All of UnitTests now passes · 629cdaea
  Nate Begeman authored Apr 03, 2005
```
llvm-svn: 21070
```
  629cdaea
- Pass the correct value for the chain to the store · 7a3e929e
  Nate Begeman authored Apr 03, 2005
```
llvm-svn: 21066
```
  7a3e929e
- Fix SHL_PARTS · f6dc43bd
  Nate Begeman authored Apr 03, 2005
```
Start implementation of integer varargs

llvm-svn: 21065
```
  f6dc43bd
Apr 03, 2005
- is this simpler? I think it is simpler. · 79e727e8
  Andrew Lenharth authored Apr 03, 2005
```
llvm-svn: 21064
```
  79e727e8
- fix 101 regressions · 7ce5740d
  Andrew Lenharth authored Apr 03, 2005
```
llvm-svn: 21063
```
  7ce5740d
- a wise man once said: · 2f472ecb
  Duraid Madina authored Apr 03, 2005
```
"!!!!!!!! IF YOU CHANGE SPACES TO TABS, YOU WILL BE KILLED!!!!!!"

llvm-svn: 21062
```
  2f472ecb
- .bss is no problem here. · 6c9afaea
  Duraid Madina authored Apr 03, 2005
```
llvm-svn: 21061
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  6c9afaea
- Keeping up with the Joneses. · 34cc5b32
  Nate Begeman authored Apr 03, 2005
```
Implement not, nor, nand, and eqv

llvm-svn: 21060
```
  34cc5b32
- Select optimization · 46897ab4
  Andrew Lenharth authored Apr 02, 2005
```
llvm-svn: 21051
```
  46897ab4
Apr 02, 2005
- Try several things. 1) drop /i from FP ops 2) factor out FP to Int moves and... · f029d795
  Andrew Lenharth authored Apr 02, 2005
```
Try several things.  1) drop /i from FP ops 2) factor out FP to Int moves and provide 21264 support for those 3) match not 4) match ornot andnot xornot

llvm-svn: 21046
```
  f029d795
- fix some VC compilation problems, thanks to Jeff C for pointing this out! · d2df8ca4
  Chris Lattner authored Apr 02, 2005
```
llvm-svn: 21044
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  d2df8ca4
- EquivClassGraphs is now in DataStructure.h · a7913e66
  Chris Lattner authored Apr 02, 2005
```
llvm-svn: 21042
```
  a7913e66
- merge EquivClassGraphs.h into DataStructure.h with the other DSA pass definitions. · 745c9606
  Chris Lattner authored Apr 02, 2005
```
llvm-svn: 21041
```
  745c9606
- use a callee_iterator typedef. · 526cc17b
  Chris Lattner authored Apr 02, 2005
```
llvm-svn: 21038
```
  526cc17b