Chris Lattner
2163eeaa67
Align doubles on 8-byte boundaries if possible.
...
llvm-svn: 21993
2005-05-13 23:14:17 +00:00
Chris Lattner
d9dd5bb798
print stack object alignment in -print-machineinstr dumps
...
llvm-svn: 21992
2005-05-13 22:54:44 +00:00
Chris Lattner
a3e57bd844
Tolerate instrs with extra args
...
llvm-svn: 21982
2005-05-13 21:07:15 +00:00
Chris Lattner
9d788e93a6
Add an isTailCall flag to LowerCallTo
...
llvm-svn: 21958
2005-05-13 18:50:42 +00:00
Chris Lattner
3a76f85d43
Handle TAILCALL node
...
llvm-svn: 21957
2005-05-13 18:43:43 +00:00
Chris Lattner
01eba53a10
Emit function entry code after lowering hte arguments.
...
llvm-svn: 21931
2005-05-13 07:33:32 +00:00
Chris Lattner
fdc4816996
Allow targets to emit code into the entry block of each function
...
llvm-svn: 21930
2005-05-13 07:23:21 +00:00
Chris Lattner
5cd760d12d
allow a virtual register to be associated with live-in values.
...
llvm-svn: 21927
2005-05-13 07:08:07 +00:00
Chris Lattner
670c7f516c
Fix a problem that nate reduced for me.
...
llvm-svn: 21923
2005-05-13 05:17:00 +00:00
Chris Lattner
59bb0edb45
rename variables and functions to match renamed DAG nodes. Bonus feature:
...
I can actually remember which one is which now!
llvm-svn: 21922
2005-05-13 05:09:11 +00:00
Chris Lattner
c7013ec3a9
do not call expandop on the same value more than once. This fixes
...
X86/2004-02-22-Casts.llx
llvm-svn: 21919
2005-05-13 04:45:13 +00:00
Chris Lattner
51de10e0c6
fix a bad typeo
...
llvm-svn: 21917
2005-05-12 23:51:40 +00:00
Chris Lattner
00d2fb482f
update comment
...
llvm-svn: 21916
2005-05-12 23:24:44 +00:00
Chris Lattner
094bbfcebb
rename the ADJCALLSTACKDOWN/ADJCALLSTACKUP nodes to be CALLSEQ_START/BEGIN.
...
llvm-svn: 21915
2005-05-12 23:24:06 +00:00
Chris Lattner
dd2700de99
Pass calling convention to use into lower call to
...
llvm-svn: 21900
2005-05-12 19:56:57 +00:00
Chris Lattner
ad48ef0a7d
fix expansion of ct[lt]z nodes
...
llvm-svn: 21896
2005-05-12 19:27:51 +00:00
Chris Lattner
6b5bacbc0b
Expand 64-bit ctlz/cttz nodes for 32-bit targets
...
llvm-svn: 21895
2005-05-12 19:05:01 +00:00
Chris Lattner
3677432d39
Fix uint->fp casts on PPC, allowing UnitTests/2005-05-12-Int64ToFP to
...
work on it.
llvm-svn: 21894
2005-05-12 18:52:34 +00:00
Chris Lattner
dbcdac1ebf
Allow something to be legalized multiple times. This can be used to reduce
...
legalization iteration
llvm-svn: 21892
2005-05-12 16:53:42 +00:00
Chris Lattner
a9a41e8856
Oops, don't do this after we figure out where to insert the call chains.
...
llvm-svn: 21890
2005-05-12 07:00:44 +00:00
Chris Lattner
b58308e6d4
Make sure to expand all nodes, avoiding unintentional node duplication.
...
llvm-svn: 21889
2005-05-12 06:54:21 +00:00
Chris Lattner
9f40cfa0a1
handle a common case generated by the uint64 -> FP code path better
...
llvm-svn: 21888
2005-05-12 06:27:02 +00:00
Chris Lattner
1c248e7462
add fixme
...
llvm-svn: 21887
2005-05-12 06:04:14 +00:00
Chris Lattner
1196356365
Fix a problem where early legalization can cause token chain problems.
...
llvm-svn: 21885
2005-05-12 04:49:08 +00:00
Chris Lattner
b38ffd7fbf
Make legalize a bit more efficient, and canonicalize sub X, C -> add X, -C
...
llvm-svn: 21882
2005-05-12 00:17:04 +00:00
Nate Begeman
e84f776b5d
Necessary changes to codegen cttz efficiently on PowerPC
...
1. Teach LegalizeDAG how to better legalize CTTZ if the target doesn't have
CTPOP, but does have CTLZ
2. Teach PPC32 how to do sub x, const -> add x, -const for valid consts
3. Teach PPC32 how to do and (xor a, -1) b -> andc b, a
4. Teach PPC32 that ISD::CTLZ -> PPC::CNTLZW
llvm-svn: 21880
2005-05-11 23:43:56 +00:00
Chris Lattner
8f2d079b36
Fix lowering of ctlz, so now UnitTests/2005-05-11-Popcount-ffs-fls passes
...
with the CBE
llvm-svn: 21875
2005-05-11 20:24:12 +00:00
Chris Lattner
303ac68c80
Fix lowering of cttz to work with signed values
...
llvm-svn: 21874
2005-05-11 20:02:14 +00:00
Chris Lattner
330f44f3b6
fix and concisify intinsic lowering for ctpop. Unfortunately, this code
...
looks completely untested. :(
llvm-svn: 21873
2005-05-11 19:42:05 +00:00
Chris Lattner
eeeaf45bba
Fix the last remaining bug preventing us from switching the X86 BE over
...
from the simple isel to the pattern isel. This forces inserted libcalls
to serialize against other function calls, which was breaking
UnitTests/2005-05-12-Int64ToFP. Hopefully this will fix issues on other
targets as well.
llvm-svn: 21872
2005-05-11 19:02:11 +00:00
Chris Lattner
296754995e
Do not memoize ADJCALLSTACKDOWN nodes, provide a method to hack on them.
...
llvm-svn: 21871
2005-05-11 18:57:39 +00:00
Chris Lattner
74763db128
wrap long line
...
llvm-svn: 21870
2005-05-11 18:57:06 +00:00
Chris Lattner
d76582b540
Make sure to legalize generated ctpop nodes, convert tabs to spaces
...
llvm-svn: 21868
2005-05-11 18:35:21 +00:00
Duraid Madina
8ad9786fcd
expand count-leading/trailing-zeros; the test 2005-05-11-Popcount-ffs-fls.c
...
should now pass (the "LLVM" and "REF" results should be identical)
llvm-svn: 21866
2005-05-11 08:45:08 +00:00
Chris Lattner
b452b5aa42
Add some notes for expanding clz/ctz
...
llvm-svn: 21862
2005-05-11 05:27:09 +00:00
Chris Lattner
4f05136f61
Simplify this code, use the proper shift amount
...
llvm-svn: 21861
2005-05-11 05:21:31 +00:00
Chris Lattner
3edc8ecb53
Legalize this correctly
...
llvm-svn: 21859
2005-05-11 05:09:47 +00:00
Chris Lattner
457996c4a6
implement expansion of ctpop nodes, implementing CodeGen/Generic/llvm-ct-intrinsics.ll
...
llvm-svn: 21856
2005-05-11 04:51:16 +00:00
Chris Lattner
ce84b90a3d
Print bit count nodes correctly
...
llvm-svn: 21855
2005-05-11 04:50:30 +00:00
Jeff Cohen
afc58006b7
Silence some VC++ warnings
...
llvm-svn: 21838
2005-05-10 02:22:38 +00:00
Chris Lattner
5edb4c4af6
The semantics of cast X to bool are a comparison against zero, not a truncation!
...
llvm-svn: 21833
2005-05-09 22:17:13 +00:00
Chris Lattner
95c836384b
legalize readio/writeio into a load/store if requested
...
llvm-svn: 21827
2005-05-09 20:36:57 +00:00
Chris Lattner
7cc8edfc30
legalize READPORT, WRITEPORT, READIO, WRITEIO, at least in the basic cases
...
where they are directly supported by the architecture. Wrap a bunch of
long lines :(
llvm-svn: 21826
2005-05-09 20:23:03 +00:00
Chris Lattner
af6bde0db6
Add support for matching the READPORT, WRITEPORT, READIO, WRITEIO intrinsics
...
llvm-svn: 21825
2005-05-09 20:22:36 +00:00
Chris Lattner
eee649df34
Add support for READPORT, WRITEPORT, READIO, WRITEIO
...
llvm-svn: 21824
2005-05-09 20:22:17 +00:00
Chris Lattner
c3fa88e7c8
Fold shifts into subsequent SHL's. These shifts often arise due to addrses
...
arithmetic lowering.
llvm-svn: 21818
2005-05-09 17:06:45 +00:00
Chris Lattner
a1e633ef7a
Don't use the load/store instruction as the source pointer, use the pointer
...
being stored/loaded through!
llvm-svn: 21806
2005-05-09 04:28:51 +00:00
Chris Lattner
bfbefe0837
memoize all nodes, even null Value* nodes. Do not add two token chain outputs
...
llvm-svn: 21805
2005-05-09 04:14:13 +00:00
Chris Lattner
b85030373d
wrap long lines
...
llvm-svn: 21804
2005-05-09 04:08:33 +00:00
Chris Lattner
6ffae1a3ec
Print SrcValue nodes correctly
...
llvm-svn: 21803
2005-05-09 04:08:27 +00:00