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67 Commits

Author SHA1 Message Date
Bill Wendling
5fde821884 SystemZ really does mean "has calls" and not just "adjusts stack." Go ahead and 
replace the check with the appropriate predicate. Modify the testcase to reflect
the correct code. (It should be saving callee-saved registers on the stack
allocated by the calling fuction.)

llvm-svn: 103829
 2010-05-14 22:17:42 +00:00
Chris Lattner
23334439e9 add newlines at the end of files. 
llvm-svn: 100705
 2010-04-07 22:53:17 +00:00
Dale Johannesen
4cdb545401 Split big test into multiple directories to cater to 
those who don't build all targets.

llvm-svn: 100688
 2010-04-07 20:43:35 +00:00
Evan Cheng
25dcf9b830 Teach dag combine to fold the following transformation more aggressively: 
(OP (trunc x), (trunc y)) -> (trunc (OP x, y))

Unfortunately this simple change causes dag combine to infinite looping. The problem is the shrink demanded ops optimization tend to canonicalize expressions in the opposite manner. That is badness. This patch disable those optimizations in dag combine but instead it is done as a late pass in sdisel.

This also exposes some deficiencies in dag combine and x86 setcc / brcond lowering. Teach them to look pass ISD::TRUNCATE in various places.

llvm-svn: 92849
 2010-01-06 19:38:29 +00:00
Anton Korobeynikov
3915cf5ef4 Fix invalid chain folding for memory variant of sdiv / udiv 
llvm-svn: 92472
 2010-01-04 10:31:54 +00:00
Dan Gohman
142428ce64 Eliminate more uses of llvm-as and llvm-dis. 
llvm-svn: 81293
 2009-09-09 00:09:15 +00:00
Anton Korobeynikov
0fe74b95a5 Add missing RUN line 
llvm-svn: 79707
 2009-08-22 00:28:50 +00:00
Anton Korobeynikov
833c9c6163 Reduce the test 
llvm-svn: 79703
 2009-08-22 00:18:11 +00:00
Anton Korobeynikov
9458a8c84d Add fcopysign instructions 
llvm-svn: 79664
 2009-08-21 20:02:37 +00:00
Anton Korobeynikov
a706ea5720 Handle 'r' inline asm constraint 
llvm-svn: 79648
 2009-08-21 18:15:41 +00:00
Dan Gohman
4b9cae5af3 Various AsmWriter output cleanups. Use WriteAsOperand instead of 
PrintUnmangledNameSafely.

llvm-svn: 78878
 2009-08-13 01:36:44 +00:00
Anton Korobeynikov
fceaadd678 Add testcases for reg-mem arithemtics added recently 
llvm-svn: 78214
 2009-08-05 17:04:32 +00:00
Anton Korobeynikov
81300620cf Convert bswap test to filecheck, add more test entries & convert stuff to filecheck 
llvm-svn: 78212
 2009-08-05 16:50:53 +00:00
Chris Lattner
ed8c3ea053 convert this test to filecheck format, which is faster and avoids false matches of "st" -> "stdin" 
llvm-svn: 76591
 2009-07-21 17:36:24 +00:00
Evan Cheng
84f06f0ee6 Enable cross register class coalescing. 
llvm-svn: 76281
 2009-07-18 02:10:10 +00:00
Anton Korobeynikov
0d58ad2528 Make xfail proper 
llvm-svn: 76065
 2009-07-16 14:53:47 +00:00
Anton Korobeynikov
3e8bb65ec8 Temporary disable 16 bit bswap 
llvm-svn: 76063
 2009-07-16 14:35:57 +00:00
Anton Korobeynikov
e11a89ba74 Add bswap patterns 
llvm-svn: 76061
 2009-07-16 14:34:52 +00:00
Anton Korobeynikov
94f250ff30 Fix logic inversion for RI-mode address selection 
llvm-svn: 76052
 2009-07-16 14:31:14 +00:00
Anton Korobeynikov
4bba61182a Unbreak the test 
llvm-svn: 76051
 2009-07-16 14:30:49 +00:00
Anton Korobeynikov
373515d99e Expand 32-bit bitconverts via memory 
llvm-svn: 76050
 2009-07-16 14:30:29 +00:00
Anton Korobeynikov
080bdae588 Fix incomin arg stack frame offset in case we need to generate stack frame 
llvm-svn: 76049
 2009-07-16 14:29:57 +00:00
Anton Korobeynikov
2e8f54d16d Revert the commit, it just hides the real bug 
llvm-svn: 76045
 2009-07-16 14:28:26 +00:00
Anton Korobeynikov
bbf0fe2a76 Lower anyext to zext, 32-bit stuff does not have any implicit zero-extension side effects 
llvm-svn: 76035
 2009-07-16 14:24:41 +00:00
Anton Korobeynikov
3e670f38f9 Provide consistent subreg idx scheme. This (hopefully) fixes remaining divide problems 
llvm-svn: 76011
 2009-07-16 14:18:17 +00:00
Anton Korobeynikov
b3af53a626 Implement 'large' PIC model 
llvm-svn: 76006
 2009-07-16 14:16:05 +00:00
Anton Korobeynikov
2889a28adb Implement shifts properly (hopefilly - finally!) 
llvm-svn: 76005
 2009-07-16 14:15:24 +00:00
Anton Korobeynikov
f48e88136e Properly handle divides. As a bonus - implement memory versions of them. 
llvm-svn: 76003
 2009-07-16 14:14:33 +00:00
Anton Korobeynikov
e6b7c15a63 32 bit shifts have only 12 bit displacements 
llvm-svn: 76000
 2009-07-16 14:13:24 +00:00
Anton Korobeynikov
6c1091e7f3 Consolidate reg-imm / reg-reg-imm address mode selection logic in one place. 
llvm-svn: 75990
 2009-07-16 14:10:17 +00:00
Anton Korobeynikov
9a1ad49207 Add support for 12 bit displacements 
llvm-svn: 75988
 2009-07-16 14:09:35 +00:00
Anton Korobeynikov
a809635fc8 Emit proper lowering of load from arg stack slot 
llvm-svn: 75986
 2009-07-16 14:08:42 +00:00
Anton Korobeynikov
9013a1ee39 Implement dynamic allocas 
llvm-svn: 75985
 2009-07-16 14:08:15 +00:00
Anton Korobeynikov
ee8ce5b760 Add jump tables 
llvm-svn: 75984
 2009-07-16 14:07:50 +00:00
Anton Korobeynikov
ab90a05ff3 Add rotates 
llvm-svn: 75981
 2009-07-16 14:06:49 +00:00
Anton Korobeynikov
ff5b07e994 Add patterns for integer negate 
llvm-svn: 75980
 2009-07-16 14:06:27 +00:00
Anton Korobeynikov
335aeecedc Provide proper patterns for and with imm instructions. Tune the tests accordingly. 
llvm-svn: 75979
 2009-07-16 14:06:00 +00:00
Anton Korobeynikov
49d065e9c9 Add 32 bit and reg-imm and disable invalid patterns for now 
llvm-svn: 75978
 2009-07-16 14:05:32 +00:00
Anton Korobeynikov
c9778b81c9 Add z9 and z10 target processors. Mark z10-only instructions as such. 
llvm-svn: 75977
 2009-07-16 14:05:00 +00:00
Anton Korobeynikov
1e1f1a789b Proper lower 'small' results 
llvm-svn: 75962
 2009-07-16 13:58:24 +00:00
Anton Korobeynikov
db9fb21b48 Completel forgot about unconditional branches 
llvm-svn: 75961
 2009-07-16 13:57:52 +00:00
Anton Korobeynikov
ce2b70586e Lower addresses of globals 
llvm-svn: 75960
 2009-07-16 13:57:27 +00:00
Anton Korobeynikov
9a57aa9c54 Test (incomplete) for easy muls 
llvm-svn: 75959
 2009-07-16 13:57:03 +00:00
Anton Korobeynikov
d984dc6c9d Provide "wide" muls and divs/rems 
llvm-svn: 75958
 2009-07-16 13:56:42 +00:00
Anton Korobeynikov
aad6f1c75a Tests for cmp / br_cc / select_cc 
llvm-svn: 75949
 2009-07-16 13:53:15 +00:00
Anton Korobeynikov
b4a6f3c467 Emit callee-saved regs spills / restores 
llvm-svn: 75943
 2009-07-16 13:51:12 +00:00
Anton Korobeynikov
4fcadd1a7d Some preliminary call lowering 
llvm-svn: 75941
 2009-07-16 13:50:21 +00:00
Anton Korobeynikov
f4257ba74e Prologue / epilogue emission 
llvm-svn: 75940
 2009-07-16 13:49:49 +00:00
Anton Korobeynikov
dd60515f11 Add simple frame index elimination 
llvm-svn: 75939
 2009-07-16 13:49:25 +00:00
Anton Korobeynikov
40a891deef Provide proper test :) 
llvm-svn: 75938
 2009-07-16 13:48:59 +00:00