Commits · df37169381fd24599fcdad4ae9f7effdde7f0a3a · Roger Ferrer / llvm-epi-0.8

May 06, 2007
- implement anyextend from i1 -> i64 · cc43c3fe
  Chris Lattner authored May 05, 2007
```
llvm-svn: 36802
```
  cc43c3fe
- move CodeGen/X86/overlap-add.ll here. · be8f99ec
  Chris Lattner authored May 05, 2007
```
llvm-svn: 36799
```
  be8f99ec
May 05, 2007

Use the personality function that was registered with MMI rather than · 00282a21
Duncan Sands authored May 05, 2007
```
hardwiring in the C++ one.

llvm-svn: 36789
```
00282a21

Propagate alignment/volatility in two places. · 07e6f325

Chris Lattner authored May 05, 2007

Implement support for expanding a bitcast from an illegal vector type to
a legal one (e.g. 4xi32 -> 4xf32 in SSE1).  This fixes PR1371 and
CodeGen/X86/2007-05-05-VecCastExpand.ll

llvm-svn: 36787

07e6f325

add support for BLOCKINFO records at the module level. This fixes the reader · 6eeea5dc
Chris Lattner authored May 05, 2007
```
issues reid noticed last night.

llvm-svn: 36785
```
6eeea5dc

Fix Transforms/LoopUnroll/2007-05-05-UnrollMiscomp.ll and PR1385. · 1077d2a3

Chris Lattner authored May 05, 2007

If we have a LCSSA, only modify the input value if the inval was defined
by an instruction in the loop.  If defined by something before the loop,
it is still valid.

llvm-svn: 36784

1077d2a3

make a temporary for *SI, no functionality change. · 57d89a5a
Chris Lattner authored May 05, 2007
```
llvm-svn: 36782
```
57d89a5a
Spelling fix. · 02528f54
Duncan Sands authored May 05, 2007
```
llvm-svn: 36781
```
02528f54
Emit sections/directives in the proper order. This fixes PR1376. Also, · 4db00903
Anton Korobeynikov authored May 05, 2007
```
some small cleanup was made.

llvm-svn: 36780
```
4db00903

add an abbrev for loads. This shrinks the function block about 50K, from: · b80751dc

Chris Lattner authored May 05, 2007

  Block ID #12 (FUNCTION_BLOCK):
      Num Instances: 2344
         Total Size: 8.8434e+06b/1.10542e+06B/276356W
          % of file: 35.6726
       Average Size: 3772.78b/471.598B/117.899W
  Tot/Avg SubBlocks: 4065/1.73422
    Tot/Avg Abbrevs: 0/0
    Tot/Avg Records: 128487/54.8153
      % Abbrev Recs: 0

to:

 Block ID #12 (FUNCTION_BLOCK):
      Num Instances: 2344
         Total Size: 8.44518e+06b/1.05565e+06B/263912W
          % of file: 34.6203
       Average Size: 3602.89b/450.362B/112.59W
  Tot/Avg SubBlocks: 4065/1.73422
    Tot/Avg Abbrevs: 0/0
    Tot/Avg Records: 128487/54.8153
      % Abbrev Recs: 22.2077

llvm-svn: 36779

b80751dc

add abbrevs for the constants tables. This shrinks it from 4.49755e6 bits · da5e5d21
Chris Lattner authored May 05, 2007
```
to 3.85972e6 bits in kc++

llvm-svn: 36778
```
da5e5d21

Add abbreviations to the TYPE_BLOCK for pointers, functions, structs and arrays. · ccee7063

Chris Lattner authored May 05, 2007

This shrinks the type_block of kc++ from 139901 bits to 99389 bits (0.55% to 0.39%
of the file), a 40% reduction.

This shrink the record from:

  Block ID #10 (TYPE_BLOCK):
      Num Instances: 1
         Total Size: 139901b/17487.6B/4371.91W
          % of file: 0.549306
        Num Abbrevs: 0
        Num Records: 3203
      % Abbrev Recs: 0

to:

  Block ID #10 (TYPE_BLOCK):
      Num Instances: 1
         Total Size: 99389b/12423.6B/3105.91W
          % of file: 0.390862
        Num Abbrevs: 4
        Num Records: 3203
      % Abbrev Recs: 99.6566

With a common histogram of:

       Code Histogram:
                1613    POINTER
                1100    FUNCTION
                255     STRUCT
                224     ARRAY
                5       INTEGER
                2       OPAQUE
                1       LABEL
                1       DOUBLE
                1       VOID
                1       NUMENTRY

llvm-svn: 36776

ccee7063

Fix InstCombine/2007-05-04-Crash.ll and PR1384 · 5c827bda
Chris Lattner authored May 05, 2007
```
llvm-svn: 36775
```
5c827bda

add a char6 abbrev for bbnames and value names. This represents each character · e760d6f4

Chris Lattner authored May 05, 2007

with 6 bits where possible.  This shrinks kc++ from 3324164B to 3183584B.  The
old VST was:

  Block ID #14 (VALUE_SYMTAB):
         Total Size: 1.26713e+07b/1.58391e+06B/395978W
       Average Size: 5403.53b/675.442B/168.86W
          % of file: 47.6484

The new one is:

  Block ID #14 (VALUE_SYMTAB):
         Total Size: 1.15467e+07b/1.44334e+06B/360834W
       Average Size: 4923.96b/615.495B/153.874W
          % of file: 45.3368

This is 11% smaller than the VST in the bytecode format.

llvm-svn: 36771

e760d6f4

add an abbreviation for the type symtab, this shrinks the TST from 175197 bits · de05f6be

Chris Lattner authored May 05, 2007

to 103165 bits:

Old:
  Block ID #13 (TYPE_SYMTAB):
      Num Instances: 1
         Total Size: 175197b/21899.6B/5474.91W
       Average Size: 175197b/21899.6B/5474.91W
          % of file: 0.657023
  Tot/Avg SubBlocks: 0/0
    Tot/Avg Abbrevs: 0/0
    Tot/Avg Records: 255/255
      % Abbrev Recs: 0

New:
  Block ID #13 (TYPE_SYMTAB):
      Num Instances: 1
         Total Size: 103165b/12895.6B/3223.91W
       Average Size: 103165b/12895.6B/3223.91W
          % of file: 0.387937
  Tot/Avg SubBlocks: 0/0
    Tot/Avg Abbrevs: 1/1
    Tot/Avg Records: 255/255
      % Abbrev Recs: 100

llvm-svn: 36769

de05f6be

Implement support for globally associating abbrevs with block IDs, which · 982ec1ed

Chris Lattner authored May 05, 2007

relieves us from having to emit the abbrevs into each instance of the block.
This shrinks kc.bit from 3368K to 3333K, but will be a more significant win
once instructions are abbreviated.

The VST went from:

  Block ID #14 (VALUE_SYMTAB):
      Num Instances: 2345
         Total Size: 1.29508e+07b/1.61885e+06B/404713W
       Average Size: 5522.73b/690.342B/172.585W
          % of file: 48.0645
  Tot/Avg SubBlocks: 0/0
    Tot/Avg Abbrevs: 7035/3
    Tot/Avg Records: 120924/51.5667
      % Abbrev Recs: 100

to:

  Block ID #14 (VALUE_SYMTAB):
      Num Instances: 2345
         Total Size: 1.26713e+07b/1.58391e+06B/395978W
       Average Size: 5403.53b/675.442B/168.86W
          % of file: 47.5198
  Tot/Avg SubBlocks: 0/0
    Tot/Avg Abbrevs: 0/0
    Tot/Avg Records: 120924/51.5667
      % Abbrev Recs: 100

because we didn't emit the same 3 abbrevs 2345 times :)

llvm-svn: 36767

982ec1ed

Add a processor. · 8f819908
Lauro Ramos Venancio authored May 04, 2007
```
llvm-svn: 36765
```
8f819908

May 04, 2007
- allow the 8-bit abbrev to be used for either bb or other values · a0987966
  Chris Lattner authored May 04, 2007
```
llvm-svn: 36761
```
  a0987966
- shave another 150K off of kc++, by using a 7-bit encoding for BB names · fd1ad10e
  Chris Lattner authored May 04, 2007
```
where we can.  This shrinks kc++'s down to 3368K, with a VST record of:

  Block ID #14 (VALUE_SYMTAB):
      Num Instances: 2345
         Total Size: 1.29508e+07b/1.61885e+06B/404713W
       Average Size: 5522.73b/690.342B/172.585W
          % of file: 48.0645
  Tot/Avg SubBlocks: 0/0
    Tot/Avg Abbrevs: 7035/3
    Tot/Avg Records: 120924/51.5667
      % Abbrev Recs: 100

Isn't it nice to be able to optimizer bc size without touching the reader? :)

llvm-svn: 36759
```
  fd1ad10e
- where possible, encode symtab names with 7 bits per char instead of 8. This · 4d92598a
  Chris Lattner authored May 04, 2007
```
shaves 110K off kc++ to 3514K.  Before:

  Block ID #14 (VALUE_SYMTAB):
      Num Instances: 2345
         Total Size: 1.50425e+07b/1.88031e+06B/470077W
       Average Size: 6414.69b/801.837B/200.459W
          % of file: 51.8057
  Tot/Avg SubBlocks: 0/0
    Tot/Avg Abbrevs: 2345/1
    Tot/Avg Records: 120924/51.5667
      % Abbrev Recs: 85.1791

after:

  Block ID #14 (VALUE_SYMTAB):
      Num Instances: 2345
         Total Size: 1.41229e+07b/1.76536e+06B/441341W
       Average Size: 6022.56b/752.82B/188.205W
          % of file: 50.2295
  Tot/Avg SubBlocks: 0/0
    Tot/Avg Abbrevs: 4690/2
    Tot/Avg Records: 120924/51.5667
      % Abbrev Recs: 85.1791

llvm-svn: 36758
```
  4d92598a
- Add an "implies" field to features. This indicates that, if the current · e6182267
  Bill Wendling authored May 04, 2007
```
feature is set, then the features in the implied list should be set also.
The opposite is also enforced: if a feature in the implied list isn't set,
then the feature that owns that implies list shouldn't be set either.

llvm-svn: 36756
```
  e6182267
- Encode all value symtab strings as arrays of 8-bit fixed width integers, · 2eae59f1
  Chris Lattner authored May 04, 2007
```
instead of the default inefficient encoding.  This shrinks kc++ from 4134K
to 3629K

llvm-svn: 36755
```
  2eae59f1
- eliminate internal length fields from record. Records already know their · e14cb88e
  Chris Lattner authored May 04, 2007
```
total length

llvm-svn: 36752
```
  e14cb88e
- stub out creation of BLOCKINFO_BLOCK · 702658c0
  Chris Lattner authored May 04, 2007
```
llvm-svn: 36749
```
  702658c0
- A bitcast of a global variable may have been constant folded to a GEP - · 4cb9eb81
  Duncan Sands authored May 04, 2007
```
handle this case too.

llvm-svn: 36745
```
  4cb9eb81
- Use IntrinsicInst to test for prefetch instructions, which is ever so · 2bcbd5b7
  Dan Gohman authored May 04, 2007
```
slightly nicer than using CallInst with an extra check; thanks Chris.

llvm-svn: 36743
```
  2bcbd5b7
- optimize constant layout. This fixes encoding of 181.mcf (by ensuring · 430e80d6
  Chris Lattner authored May 04, 2007
```
integer structure idx's are emitted before constant expr geps) and shrinks
files slightly.  For example kc++ shrinks from 4326188 to 4240128 bytes.

llvm-svn: 36742
```
  430e80d6
- simple optimization for the type table · a8713bed
  Chris Lattner authored May 04, 2007
```
llvm-svn: 36741
```
  a8713bed
- regenerate · 5c455c3f
  Chris Lattner authored May 04, 2007
```
llvm-svn: 36740
```
  5c455c3f
- fix a bug where llvm-as couldn't assemble the .ll file for 252.eon. · cf40d509
  Chris Lattner authored May 04, 2007
```
llvm-svn: 36739
```
  cf40d509
- storeinst ctor takes isvolatile before alignment. With this, 176.gcc roundtrips · beca065b
  Chris Lattner authored May 04, 2007
```
llvm-svn: 36738
```
  beca065b
- fix encoding of invoke instructions. kc++ now round trips · 485a6d8f
  Chris Lattner authored May 04, 2007
```
llvm-svn: 36737
```
  485a6d8f
- fix a misplaced error · e11c6ce3
  Chris Lattner authored May 04, 2007
```
llvm-svn: 36736
```
  e11c6ce3
- encode and read param attrs along with function type. WE can now roundtrip Olden/voronoi loslessly · 70f4566d
  Chris Lattner authored May 04, 2007
```
llvm-svn: 36735
```
  70f4566d
- if functiontype is going to have a pointer to a paramattr object, it better · a919f6dd
  Chris Lattner authored May 04, 2007
```
be const.  The only way to get a pointer to these returns a const pointer.

llvm-svn: 36734
```
  a919f6dd
- Bitcast all the bits of a floating point value, not just one. The zero · 0454316c
  Reid Spencer authored May 04, 2007
```
extension is needed because the constructor for the Destination value
causes the APInt to have a bit width of 1.
Patch by Guoling Han.

llvm-svn: 36733
```
  0454316c
- add support for reading the param attrs block · fee5a375
  Chris Lattner authored May 04, 2007
```
llvm-svn: 36731
```
  fee5a375
- fix a bug encoding param attrs · fc5b6194
  Chris Lattner authored May 04, 2007
```
llvm-svn: 36730
```
  fc5b6194
- remove dead code · a68e3c7c
  Chris Lattner authored May 04, 2007
```
llvm-svn: 36728
```
  a68e3c7c
- add writer support for param attrs · e72bf9fd
  Chris Lattner authored May 04, 2007
```
llvm-svn: 36724
```
  e72bf9fd