Commits · a333b1382f6883c6ad6626e899c0f027c1e5ae9d · Roger Ferrer / llvm-epi-0.8

Mar 31, 2004
- Correctly update LiveVariables when an instruction changes · a333b138
  Alkis Evlogimenos authored Mar 30, 2004
```
llvm-svn: 12561
```
  a333b138
- Fold comparisons into select instructions, making much better code and · 32817f59
  Chris Lattner authored Mar 30, 2004
```
using our broad selection of movcc instructions.  :)

llvm-svn: 12560
```
  32817f59
Mar 30, 2004
- Implement spill code folding for all of the conditional move instructions · 358c97e7
  Chris Lattner authored Mar 30, 2004
```
llvm-svn: 12554
```
  358c97e7
- Add direct support for integer select instructions, though we still don't support · 53b58cb8
  Chris Lattner authored Mar 30, 2004
```
folding compares into the select yet.

llvm-svn: 12553
```
  53b58cb8
- Fix bug: Assembler/2004-03-30-UnclosedFunctionCrash.llx · deab5e21
  Chris Lattner authored Mar 30, 2004
```
llvm-svn: 12551
```
  deab5e21
- Fix some serious bugs in the cmov descriptions, which didn't cause a problem because · 1563983d
  Chris Lattner authored Mar 30, 2004
```
we never generated them

Make indentation a bit more consistent

llvm-svn: 12549
```
  1563983d
- Start cleaning up this pass so that I can debug it. · ef327be6
  Brian Gaeke authored Mar 30, 2004
```
llvm-svn: 12548
```
  ef327be6
- Now that all the code generators support the select instruction, and the instcombine · 81bdcb90
  Chris Lattner authored Mar 30, 2004
```
pass can eliminate many nasty cases of them, start generating them in the optimizers

llvm-svn: 12545
```
  81bdcb90
- Implement select.ll:test[3-6] · 533bc497
  Chris Lattner authored Mar 30, 2004
```
llvm-svn: 12544
```
  533bc497
- Fix a fairly major performance problem. If a PHI node had a constant as · 0048e574
  Chris Lattner authored Mar 30, 2004
```
an incoming value from a block, the selector would evaluate the constant
at the TOP of the block instead of at the end of the block.  This made the
live range for the constant span the entire block, increasing register
pressure needlessly.

llvm-svn: 12542
```
  0048e574
- Add the select lowering pass to get initial support for select instructions · 1a0e9ac2
  Chris Lattner authored Mar 30, 2004
```
llvm-svn: 12541
```
  1a0e9ac2
- Add a simple select instruction lowering pass · 059f3902
  Chris Lattner authored Mar 30, 2004
```
llvm-svn: 12540
```
  059f3902
- Add some new methods · 55481f78
  Chris Lattner authored Mar 30, 2004
```
llvm-svn: 12539
```
  55481f78
Mar 29, 2004
- Don't warn about a null live range if the Value is a ConstantIntegral. · fd02378d
  Brian Gaeke authored Mar 29, 2004
```
Otherwise, if you're in debugging mode, you get warnings for (apparently)
every immediate constant in the function during reg. allocation.

llvm-svn: 12538
```
  fd02378d
- Change how the beginnings and ends of MachineFunctions are printed. Get · 2fe0ac9a
  Brian Gaeke authored Mar 29, 2004
```
rid of the funny cast.

llvm-svn: 12537
```
  2fe0ac9a
- Adjust to new itf · 5152b9ed
  Chris Lattner authored Mar 29, 2004
```
llvm-svn: 12534
```
  5152b9ed
- Handle -0.0 correctly · 3cdc27c8
  Chris Lattner authored Mar 29, 2004
```
llvm-svn: 12530
```
  3cdc27c8
- Add a bunch of methods that should have been added a long time ago. · 817175f8
  Chris Lattner authored Mar 29, 2004
```
llvm-svn: 12526
```
  817175f8
- Add another check · 5f126b74
  Chris Lattner authored Mar 29, 2004
```
llvm-svn: 12525
```
  5f126b74
- Fix an assertion · 587a9f14
  Chris Lattner authored Mar 29, 2004
```
Contributed by Reid Spencer

llvm-svn: 12524
```
  587a9f14
- Make error message a bit nicer. · dd7ce6c3
  Chris Lattner authored Mar 29, 2004
```
Contributed by Reid Spencer

llvm-svn: 12523
```
  dd7ce6c3
Mar 26, 2004
- Add two methods which have been needed for a long time: Type::get(Un)signedVersion · 04d6d9d6
  Chris Lattner authored Mar 26, 2004
```
llvm-svn: 12522
```
  04d6d9d6
- X % -1 == X % 1 == 0 · 56b50514
  Chris Lattner authored Mar 26, 2004
```
llvm-svn: 12520
```
  56b50514
Mar 25, 2004

Chris Lattner authored Mar 25, 2004

#1 is to unconditionally strip constantpointerrefs out of
instruction operands where they are absolutely pointless and inhibit
optimization.  GRRR!

#2 is to implement InstCombine/getelementptr_const.ll

llvm-svn: 12519

57c67b06

Minor efficiency improvement, finegrainify namespacification · 82d34eb4
Chris Lattner authored Mar 25, 2004
```
llvm-svn: 12517
```
82d34eb4

Mar 20, 2004
- Hrm, we were leaking ~1M of garbage that valgrind never told us about because · 3922d607
  Chris Lattner authored Mar 19, 2004
```
it was "reachable".  Cute.

llvm-svn: 12515
```
  3922d607
Mar 19, 2004
- Teach the optimizer to delete zero sized alloca's (but not mallocs!) · abb77c99
  Chris Lattner authored Mar 19, 2004
```
llvm-svn: 12507
```
  abb77c99
- Fix PR299: [Sparc] Code generator asserts on alloc of zero size type · ba6641d5
  Chris Lattner authored Mar 19, 2004
```
llvm-svn: 12504
```
  ba6641d5
Mar 18, 2004
- Malloc doesn't kill a load. This patch need not go into 1.2 though. · 6ca9b89a
  Chris Lattner authored Mar 18, 2004
```
llvm-svn: 12500
```
  6ca9b89a
- Fix a really nasty bug that was breaking ijpeg in LLC mode. We were incorrectly · dc47e271
  Chris Lattner authored Mar 18, 2004
```
folding load instructions into other instructions across free instruction
boundaries.  Perhaps this will also fix the other strange failures?

llvm-svn: 12494
```
  dc47e271
- Fix bug: CodeExtractor/2004-03-17-MissedLiveIns.ll · 232155dc
  Chris Lattner authored Mar 18, 2004
```
With this fix we now successfully extract all 149 loops from 256.bzip2 without
crashing or miscompiling the program!

llvm-svn: 12493
```
  232155dc
- Add statistics to the loop extractor. The loop extractor has successfully · e8369356
  Chris Lattner authored Mar 18, 2004
```
extracted all 63 loops for Olden/bh without crashing and without
miscompiling the program!!!

llvm-svn: 12491
```
  e8369356
- Fix problem with PHI nodes having multiple predecessors from different · 5bce0c80
  Chris Lattner authored Mar 18, 2004
```
exit nodes

llvm-svn: 12490
```
  5bce0c80
- Fix CodeExtractor/2004-03-17-UpdatePHIsOutsideRegion.ll · acd75986
  Chris Lattner authored Mar 18, 2004
```
llvm-svn: 12489
```
  acd75986
- Seriously simplify and correct the PHI node handling code. · 320d59f4
  Chris Lattner authored Mar 18, 2004
```
llvm-svn: 12487
```
  320d59f4
- Fix CodeExtractor/2004-03-17-OutputMismatch.ll · d8017a34
  Chris Lattner authored Mar 18, 2004
```
llvm-svn: 12486
```
  d8017a34
- Fix several bugs in the extractor: · 37de257e
  Chris Lattner authored Mar 18, 2004
```
1. Names were not put on the new arguments created (ok, this just helps sanity :)
2. Fix outgoing pointer values
3. Do not insert stores for values that had not been computed
4. Fix some wierd problems with the outset calculation

This fixes CodeExtractor/2004-03-14-DominanceProblem.ll, making the extractor
work on at least one simple case!

llvm-svn: 12484
```
  37de257e
- The code extractor needs dominator info. Provide it · e9235d2d
  Chris Lattner authored Mar 18, 2004
```
llvm-svn: 12483
```
  e9235d2d
- Prune #includes, moving the module interface to the front. Note that this · cee3404d
  Chris Lattner authored Mar 18, 2004
```
exposed the fact that the header was not self-contained.  There is a reason
we do things :)

llvm-svn: 12481
```
  cee3404d
- Fix a HORRIBLY NASTY bug that caused siod to stop working last night. · 3022b1bc
  Chris Lattner authored Mar 17, 2004
```
llvm-svn: 12479
```
  3022b1bc