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Commit Graph

8351 Commits

Author SHA1 Message Date
Chris Lattner
275f594cb7 This method was never implemented
llvm-svn: 18039
2004-11-20 04:19:47 +00:00
Chris Lattner
3ff7bafe17 Remove this method, it's not clear how it could be implemented indep of 32 or 64-bit mode
llvm-svn: 18038
2004-11-20 04:17:17 +00:00
Chris Lattner
beb2cc0b4c getJITStubForFunction is optional and unimplemented, just remove it for now.
llvm-svn: 18037
2004-11-20 04:15:38 +00:00
Chris Lattner
e3461cf0bc getJITStubForFunction is optional and unimplemented, just remove it.
llvm-svn: 18036
2004-11-20 04:14:44 +00:00
Chris Lattner
d70e6be604 Add getCurrentPCOffset() and addRelocation() methods.
Add stub support for relocations to finishFunction

llvm-svn: 18035
2004-11-20 03:46:14 +00:00
Chris Lattner
c0599d0f14 Add getCurrentPCOffset() and addRelocation() methods.
llvm-svn: 18034
2004-11-20 03:44:39 +00:00
Brian Gaeke
c72d2a96dc Implement vacopy and vanext.
llvm-svn: 18031
2004-11-20 03:32:12 +00:00
Chris Lattner
5bf6fe1636 Add accessor
llvm-svn: 18030
2004-11-20 03:11:07 +00:00
Misha Brukman
9dd523842a Allow constructor parameter to override aggregating args; fix spacing
llvm-svn: 18028
2004-11-20 02:20:27 +00:00
Misha Brukman
35c8db23b6 Revert the patch that adds Function* for each 64-bit libc div/mul/rem that we
want to do; instead, we can use MachineInstr::addExternalSymbol(char*, bool) and
thus we don't have to modify the Module as we are code generating for it

llvm-svn: 18025
2004-11-20 00:10:20 +00:00
Tanya Lattner
b522771244 Made modsched hidden and changed so it matches the style of other options.
llvm-svn: 18024
2004-11-19 23:34:33 +00:00
Misha Brukman
9430a3fcb4 Fix grammar
llvm-svn: 18023
2004-11-19 23:09:40 +00:00
Misha Brukman
87bfc8b09c Add protoypes for 64-bit long/ulong div, mul, and rem functions
llvm-svn: 18019
2004-11-19 22:14:35 +00:00
Misha Brukman
a782ae8ce8 Fix file comment header
llvm-svn: 18018
2004-11-19 22:09:21 +00:00
Misha Brukman
dd7ba48322 Handle GhostLinkage case for completeness (should not be seen by the asm writer)
llvm-svn: 18015
2004-11-19 21:49:19 +00:00
Brian Gaeke
89f96e4c7c Add VANext and VAArg stubs.
llvm-svn: 18012
2004-11-19 21:08:18 +00:00
Brian Gaeke
6224830c11 Implement va_start.
llvm-svn: 18011
2004-11-19 20:57:24 +00:00
Chris Lattner
0c79788bc4 Dont' forget to switch back to decimal output
llvm-svn: 18010
2004-11-19 20:57:07 +00:00
Chris Lattner
2978400c23 Match change in MachineCodeEmitter prototype.
llvm-svn: 18009
2004-11-19 20:56:46 +00:00
Brian Gaeke
e88367016a First part of varargs support: getting all varargs which could possibly
be in registers into memory.

llvm-svn: 18006
2004-11-19 20:31:08 +00:00
Brian Gaeke
9c9427b62b va_end can safely be codegen'd to nothing on v8.
llvm-svn: 18004
2004-11-19 19:21:34 +00:00
Brian Gaeke
7027432624 A very sorry stub implementation of varargs intrinsics...
llvm-svn: 18003
2004-11-19 18:53:59 +00:00
Brian Gaeke
42b684e550 Update list of expected test failures.
llvm-svn: 18002
2004-11-19 18:48:29 +00:00
Brian Gaeke
5de5da7603 Fix bug in casting to long/ulong.
llvm-svn: 18001
2004-11-19 18:48:10 +00:00
Chris Lattner
d9770db639 Fix memory leaks, patch contributed by Morten Ofstad!
llvm-svn: 17999
2004-11-19 17:09:48 +00:00
Chris Lattner
1d11859e8c Patches to avoid "leaking" memory on process exit. Patch contributed by
Morten Ofstad!

llvm-svn: 17998
2004-11-19 17:08:15 +00:00
Reid Spencer
1c4d0a214a Correct the computation of when to add the padding. It is not based on the
member's size. It is based on the oddness/evenness of the file pointer.
This fixes a bug with llvm-ar not being able to read archives produced by
llvm-ranlib when there are members with odd long file name lengths.

llvm-svn: 17997
2004-11-19 17:08:00 +00:00
Chris Lattner
73b5c56fc1 Fix the exposed prototype for the lower packed pass, thanks to
Morten Ofstad.

llvm-svn: 17996
2004-11-19 16:49:34 +00:00
Chris Lattner
7a2566c4ff Add hooks to free all memory allocated by the singleton factories in these
files.  Patch contributed by Morten Ofstad!

llvm-svn: 17995
2004-11-19 16:39:44 +00:00
Chris Lattner
a973b1a1a4 CPR is dead.
llvm-svn: 17992
2004-11-19 16:24:57 +00:00
Chris Lattner
e5662f4700 Add note that this is for old bytecode files.
llvm-svn: 17991
2004-11-19 16:24:05 +00:00
Chris Lattner
598ab60438 Mission accomplished!
llvm-svn: 17990
2004-11-19 16:22:24 +00:00
Reid Spencer
e61dec5896 Allow this to compile even on machines that HAVE the bzlib library but do
NOT have the bzlib.h header file. Go figure.

llvm-svn: 17989
2004-11-19 15:56:28 +00:00
Chris Lattner
0169ce5e9e This is a horrible hack to work around libstdc++ bugs :(
llvm-svn: 17988
2004-11-19 08:44:07 +00:00
Nate Begeman
83cded0ecb Eliminate another 6k register copies that the register allocator would just
coalesce out of hbd.  Speeds up compilation by 2% (0.6s)

llvm-svn: 17987
2004-11-19 08:01:16 +00:00
Reid Spencer
c385bbef7b Undo last change as its unnecessary.
llvm-svn: 17985
2004-11-19 04:59:07 +00:00
Reid Spencer
640ab4f4f6 Don't save an iterator, just use post-increment.
llvm-svn: 17981
2004-11-19 03:44:10 +00:00
Reid Spencer
fb0e585554 Eliminate unsightly ;;
llvm-svn: 17979
2004-11-19 03:27:05 +00:00
Reid Spencer
a2e2f5c878 Make a cast explicit.
llvm-svn: 17977
2004-11-19 03:20:09 +00:00
Reid Spencer
a181a37bb4 Make findModulesDefiningSymbols modify its symbols argument so we can \
eliminate symbols defined by the archive efficiently

llvm-svn: 17976
2004-11-19 03:18:22 +00:00
Reid Spencer
119f824e80 Reduce the amount of work in LinkInArchive by not searching the archive for
symbols it has already identified as not defining.

llvm-svn: 17975
2004-11-19 03:13:25 +00:00
Nate Begeman
de1fd6a162 Generate fewer reg-reg copies for the register allocator to deal with.
This eliminates over 2000 in hbd alone.

llvm-svn: 17973
2004-11-19 02:06:40 +00:00
Chris Lattner
ce8249f570 Delete stoppoints that occur for the same source line.
llvm-svn: 17970
2004-11-18 21:41:39 +00:00
Tanya Lattner
bd01287efd Fixed to fit in 80 columns.
llvm-svn: 17961
2004-11-18 18:47:29 +00:00
Tanya Lattner
d29c748a57 Adding option to llc for ModuloScheduling. By default it is turned off.
llvm-svn: 17959
2004-11-18 18:38:01 +00:00
Chris Lattner
a06c8cfe80 These methods are inlined
llvm-svn: 17958
2004-11-18 17:47:13 +00:00
Chris Lattner
7fb7c81ebf Check in hook that I forgot
llvm-svn: 17956
2004-11-18 17:24:20 +00:00
Brian Gaeke
23969d8817 Rewrite LoadArgumentsToVirtualRegs, making it match almost exactly how
visitCallInst works.  Support cast of byte/short/int to long.

llvm-svn: 17949
2004-11-18 07:43:33 +00:00
Brian Gaeke
b01ef957b9 Update current expected failures list - expand it to include all of
SingleSource. Update to-do list (open-coding refers to binary operations on
longs, not to passing them into functions, which we already support.)

llvm-svn: 17948
2004-11-18 07:43:32 +00:00
Nate Begeman
567d30174a Eliminate another common source of moves that the register allocator
shouldn't be forced to coalesce for us: folded GEP operations.  This too
fires thousands of times across the testsuite.

llvm-svn: 17947
2004-11-18 07:22:46 +00:00
Nate Begeman
3e1aaef2b5 When accessing the base register for global variables, use the register
directly rather than making a copy for the register allocator to coalesce.
This kills thousands of live intervals across the testsuite.

llvm-svn: 17946
2004-11-18 06:51:29 +00:00
Chris Lattner
ccd7bfb561 * There is no reason for SpillWeights to be an instance var
* Do not put fixed registers into the unhandled set.  This means they will
  never find their way into the inactive, active, or handled sets, so we
  can simplify a bunch of code.

llvm-svn: 17945
2004-11-18 06:01:45 +00:00
Chris Lattner
60c90d623f There is no need to check to see if j overflowed in this loop as we're only
incrementing i.

llvm-svn: 17944
2004-11-18 05:28:21 +00:00
Chris Lattner
2c16205a0d Moderate head scratching reveals that this conditional is not needed. If
i->start == j->start, then certainly i->end > j->start.

llvm-svn: 17943
2004-11-18 05:19:02 +00:00
Nate Begeman
7e254235e2 Clean up and fix cast codegen by removing cases that are handled elsewhere,
and properly emitting signed short to unsigned int.  This fixes the last
regression vs. the CBE, MultiSource/Applications/hbd.

llvm-svn: 17942
2004-11-18 04:56:53 +00:00
Reid Spencer
c1871a4eaa Dynamic Library abstraction. This makes the abstraction of a single dynamic
library (shared library/shared object) whose symbols can be looked up
dynamically. Used for plug-ins.

llvm-svn: 17940
2004-11-18 04:33:39 +00:00
Chris Lattner
e9ab36314d Fix a couple of bugs where we considered physregs past their range as possibly
intersecting an interval.

llvm-svn: 17939
2004-11-18 04:33:31 +00:00
Chris Lattner
c23cebb206 Fix typeo
llvm-svn: 17938
2004-11-18 04:31:10 +00:00
Chris Lattner
3a6991f745 Start using the iterators in the fixed_ intervals to avoid having to binary
search physreg intervals every time we access it.  This takes another
half second off of linscan.

llvm-svn: 17937
2004-11-18 04:13:02 +00:00
Chris Lattner
189acb3955 Take another .7 seconds off of linear scan time.
llvm-svn: 17936
2004-11-18 04:02:11 +00:00
Chris Lattner
a52650a18a Add a counter for the number of times linscan has to backtrack. Start using
the iterator hints we have to speed up overlaps().  This speeds linscan up
by about .2s (out of 8.7) on 175.vpr for PPC.

llvm-svn: 17935
2004-11-18 03:49:30 +00:00
Chris Lattner
2edc3cec62 Add ability to give hints to the overlaps routines.
llvm-svn: 17934
2004-11-18 03:47:34 +00:00
Chris Lattner
18ced80110 * Improve comments/documentation substantially
* Eliminate the releaseMemory method, this is not an analysis
* Change the fixed, active, and inactive lists of intervals to maintain an
  iterator for the current position in the interval.  This allows us to do
  constant time increments of the iterator instead of having to do a binary
  search to find our liverange in our liveinterval all of the time, which
  substantially speeds up cases where LiveIntervals have many LiveRanges
  - which is very common for physical registers.  On targets with many
  physregs, this can make a noticable difference.

  With a release build of LLC for PPC, this halves the time in
  processInactiveIntervals and processActiveIntervals, from 1.5s to .75s.

  This also lays the ground for more to come.

llvm-svn: 17933
2004-11-18 02:42:27 +00:00
Chris Lattner
3bf87c8f95 Add new advanceTo method
llvm-svn: 17932
2004-11-18 02:37:31 +00:00
Chris Lattner
77a4102d91 Fix a minor bug in expiredAt. endNumber() is the first number that is not valid.
llvm-svn: 17931
2004-11-18 01:34:44 +00:00
Chris Lattner
ddc898639f Rename some methods, use 'begin' instead of 'start', add new LiveInterval
iterator/begin/end members.

llvm-svn: 17930
2004-11-18 01:29:39 +00:00
Brian Gaeke
77ddfa2495 Allocate fewer registers and tighten up alignment restrictions.
llvm-svn: 17929
2004-11-18 00:25:20 +00:00
Brian Gaeke
cc4074987b Update to-do list.
llvm-svn: 17927
2004-11-17 22:33:55 +00:00
Brian Gaeke
0963d035c6 Update list of failing SingleSource Benchmarks
llvm-svn: 17926
2004-11-17 22:33:28 +00:00
Brian Gaeke
70a111317a We were (somehow) getting the wrong branch opcode for setcc float instrs.
llvm-svn: 17925
2004-11-17 22:06:56 +00:00
Alkis Evlogimenos
b9e38d3cc5 Make ReturnInst accept a value of type void as the return value. The
ReturnInst constructed is the same as if NULL was passed instead of
the void value.

llvm-svn: 17923
2004-11-17 21:02:25 +00:00
Reid Spencer
a98ccac6fc Fix some things for Mac OSX archives:
* ensure trailing spaces are eliminated so they don't factor into the
  length of a member's name.
* make sure all the bytes of a name are written even if the name ends in
  multiple null characters (bug in OSX ar)
* make sure we provide the full member name when searching for symbols so
  the module name is not accidentally duplicated.

llvm-svn: 17918
2004-11-17 18:28:29 +00:00
Reid Spencer
3e245bd4d5 Make sure we parse bytecode with a module identifier that reflects the full
name of the module: "Archive.a(object.o)"

llvm-svn: 17917
2004-11-17 18:25:21 +00:00
Chris Lattner
5a2ce1faab Generalize this code to turn any cast-to-first-element-of into a gep constexpr
llvm-svn: 17914
2004-11-17 17:59:35 +00:00
Chris Lattner
bd02c10b87 Simplify conditional and fix LICM/2004-11-17-UndefIndexCrash.ll
by saying what we mean

llvm-svn: 17913
2004-11-17 17:39:39 +00:00
Reid Spencer
b9fbea4c79 Adjust long file name writing to match BSD 4.4 and Mac OSX style archives.
llvm-svn: 17910
2004-11-17 16:14:21 +00:00
Reid Spencer
f59013e0fa Despite documentation to the contrary, Mac OSX and BSD 4.4 archive formats
*do* include the length of the long file in the length of the member and
they are *not* null terminated.

llvm-svn: 17909
2004-11-17 16:13:11 +00:00
Tanya Lattner
18118cf0c3 Added my own defMap. Only saving values that are not loop invariant. Fixed a couple of assertions that were triggered due to registers not being allocated. These both had to do with PHINodes.
llvm-svn: 17907
2004-11-16 21:31:37 +00:00
Chris Lattner
4725ecbbd6 Minor cleanup and speedup. This reduces link-time for 252.eon from 35.5s
to 34.7s with a profile build.

llvm-svn: 17906
2004-11-16 20:39:04 +00:00
Chris Lattner
7fdc458443 Make this function work with non-abstract types.
llvm-svn: 17905
2004-11-16 20:30:53 +00:00
Chris Lattner
8906663505 Don't increment a dead iterator
llvm-svn: 17904
2004-11-16 19:04:40 +00:00
Chris Lattner
a7eec14b04 Fix a major bug in the signed shr code, which apparently only breaks 134.perl!
llvm-svn: 17902
2004-11-16 18:40:52 +00:00
Reid Spencer
24a84793ba * Use low-level unix I/O interface since we're on Unix.
* Don't use variable length arrays (replaced with alloca)

llvm-svn: 17901
2004-11-16 17:14:08 +00:00
Chris Lattner
b40f8214ea Simplify the remapper by only needing one map, since the body of the functions
being linked do not need to be remapped any longer.

llvm-svn: 17900
2004-11-16 17:12:38 +00:00
Chris Lattner
92e712b00f Do not delete dead invoke instructions!
llvm-svn: 17897
2004-11-16 16:32:28 +00:00
Misha Brukman
3885f4ec6d Erase non-applicable Unix comment, this is Win32
llvm-svn: 17896
2004-11-16 07:35:32 +00:00
Brian Gaeke
c68a1fb6b9 Update list of failing benchmarks
llvm-svn: 17895
2004-11-16 07:32:58 +00:00
Brian Gaeke
effc63fac5 Correct the implicit-defs information for indirect and direct calls.
You can't have implicit defs that overlap explicit defs, or implicit
defs that alias one another.

llvm-svn: 17894
2004-11-16 07:32:09 +00:00
Chris Lattner
0493754bcf Take advantage of the fact that we are allowed to clobber the input module
by splicing function bodies from the src module to the destination module.

This speeds up linking quite a bit, e.g. gccld time on 176.gcc from 26s -> 20s
when forming the .rbc file, with a profile build.  One of the really strange
but cool effects of this patch is that it speeds up the optimizers as well,
from 12s -> 10.7s, presumably because of better locality???

In any case, this is just a first step.  We can trivially get rid of the
LocalMap now and do other simplifications.

llvm-svn: 17893
2004-11-16 07:31:51 +00:00
Reid Spencer
35a3e7eacc Fix typeo in comment.
llvm-svn: 17892
2004-11-16 07:05:16 +00:00
Reid Spencer
026d2183e7 Remove useless #include.
Patch contributed by Jeff Cohen.

llvm-svn: 17891
2004-11-16 07:00:23 +00:00
Reid Spencer
0d16952663 Simplify code.
Patch contributed by Jeff Cohen.

llvm-svn: 17890
2004-11-16 06:59:53 +00:00
Reid Spencer
cdc0b6d962 Standardize on 'class' instead of 'struct'. Gets rid of warnings in VC++
Patch contributed by Jeff Cohen.

llvm-svn: 17889
2004-11-16 06:58:55 +00:00
Brian Gaeke
23b56332bc Give a better message for a common assertion failure.
llvm-svn: 17887
2004-11-16 06:52:35 +00:00
Reid Spencer
e64ca0563a Add a comment to some code that at first glance just doesn't look right.
llvm-svn: 17886
2004-11-16 06:50:36 +00:00
Reid Spencer
ddfafa643a Per code review:\
* Adjust indentation\
* Ensure memory do not leak if exceptions happen (std::auto_ptr use)

llvm-svn: 17885
2004-11-16 06:47:41 +00:00
Reid Spencer
2d66bbb7c3 Per code review:\
* Make the numVbrBytes function more efficient and better documented \
* Fix a bug in name truncation \
* Add comments before functions \
* Get rid of functions that are now inlined into the header \
* Do not have Archive doing symbol table printing \
* Put assert comments into the assert so they print out \
* Make sure foreign symbol tables are written

llvm-svn: 17884
2004-11-16 06:47:30 +00:00
Reid Spencer
b6d946d19d Per code review:\
* Make sure we write out the foreign symbol table if we read one \
* Make the padding calculation more efficiently and avoid Solaris warnings

llvm-svn: 17883
2004-11-16 06:47:19 +00:00
Reid Spencer
e39cdbd7f7 Per code review:\
* Make sure all members are initialized upon construction

llvm-svn: 17882
2004-11-16 06:47:07 +00:00
Chris Lattner
be4c91f75f The second arg may be clobbered by this function
llvm-svn: 17880
2004-11-16 06:41:36 +00:00