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5b6745ef74
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79 Commits

Author SHA1 Message Date
Chris Lattner
5b6745ef74 Test limited reassociation 
llvm-svn: 5742
 2003-03-11 00:10:59 +00:00
Chris Lattner
d0ab973bd2 Add optimizations: 
- (A & C1)+(B & C2) -> (A & C1)|(B & C2) iff C1&C2 == 0
 - (A & C1)^(B & C2) -> (A & C1)|(B & C2) iff C1&C2 == 0

llvm-svn: 5741
 2003-03-10 23:52:54 +00:00
Chris Lattner
ca896e1827 Add testcases for negated multiplies 
llvm-svn: 5739
 2003-03-10 23:22:50 +00:00
Chris Lattner
83c86fad17 Add test for demorgans law with constants 
Add test for other form of demorgans

llvm-svn: 5737
 2003-03-10 23:13:32 +00:00
Chris Lattner
54c0282641 * Add testcases for associative operators 
* Add testcase for or ubyte, 255 which was broken before

llvm-svn: 5735
 2003-03-10 22:43:56 +00:00
Chris Lattner
b45735f426 Modernize testcase 
llvm-svn: 5732
 2003-03-10 19:44:01 +00:00
Chris Lattner
1dc15593c3 Add a bunch of new tests 
llvm-svn: 5730
 2003-03-10 19:16:20 +00:00
Chris Lattner
0c461ded59 Add test for: (A|B)^B == A & (~B) 
llvm-svn: 5727
 2003-03-10 18:24:04 +00:00
Chris Lattner
56c37efeaa Modernize testcase 
llvm-svn: 5726
 2003-03-10 18:20:53 +00:00
Chris Lattner
6b48a959c9 Add a link to source of inspiration 
llvm-svn: 5707
 2003-03-05 23:02:25 +00:00
Chris Lattner
3dfe8958d7 New testcase for pow builtin recognition 
llvm-svn: 5706
 2003-03-05 22:56:59 +00:00
Chris Lattner
43c08f94cf Add another testcase that may eventually be handled... 
llvm-svn: 5705
 2003-03-05 22:50:55 +00:00
Chris Lattner
7a21a803cc Add testcase for new instcombine xform 
llvm-svn: 5703
 2003-03-05 22:32:48 +00:00
Chris Lattner
1954ecb19d Add new testcases 
llvm-svn: 5591
 2003-02-18 19:55:31 +00:00
Chris Lattner
6adec31e9a Modernize testcase 
llvm-svn: 5590
 2003-02-18 19:43:53 +00:00
Chris Lattner
d94a9168ae Modernize testcases 
llvm-svn: 5589
 2003-02-18 19:43:21 +00:00
Chris Lattner
1759ccff2b test for a variety of new transformations: 
* A & ~A == 0
  * A / (2^c) == A >> c  if unsigned
  * 0 / A == 0
  * 1.0 * A == A
  * A * (2^c) == A << c
  * A ^ ~A == -1
  * A | ~A == -1
  * 0 % X = 0
  * A % (2^c) == A & (c-1) if unsigned
  * A - (A & B) == A & ~B
  * -1 - A == ~A

llvm-svn: 5588
 2003-02-18 19:28:47 +00:00
Chris Lattner
55af0903ff modernize testcase 
llvm-svn: 5586
 2003-02-18 19:16:45 +00:00
Chris Lattner
ecbab08e9d Modernize testcase 
llvm-svn: 5585
 2003-02-18 18:06:44 +00:00
Chris Lattner
3cde2e355e New testcase pointed out by Casey Carter 
llvm-svn: 4934
 2002-12-05 22:25:47 +00:00
Chris Lattner
9f359e4395 Add new getelementptr elimination test 
llvm-svn: 4535
 2002-11-04 16:35:14 +00:00
Chris Lattner
862c22518a New testcase for malloc promotion 
llvm-svn: 4533
 2002-11-04 16:18:07 +00:00
Chris Lattner
1e39dc6f80 Add new testcase for arithmetic shr of -1 
llvm-svn: 4069
 2002-10-08 16:10:35 +00:00
Chris Lattner
717bd8eb0b This test was mistakenly matching 'predecessors' that the new asmwriter 
spits out

llvm-svn: 4068
 2002-10-08 16:09:47 +00:00
Chris Lattner
cb44e9f152 Convert to using long indexes instead of uint 
llvm-svn: 3898
 2002-09-23 23:41:53 +00:00
Chris Lattner
bacc51a4e3 Add some more testcases for things to get optimized away 
llvm-svn: 3896
 2002-09-23 23:39:17 +00:00
Chris Lattner
556d2f6013 New regression test 
llvm-svn: 3782
 2002-09-17 21:02:24 +00:00
Chris Lattner
b77ecb3bc6 Convert to use long indexes instead of uint 
llvm-svn: 3781
 2002-09-17 20:47:46 +00:00
Chris Lattner
9b5ccd195a Check for cannonicalization of shl X, 1 -> add X, X 
llvm-svn: 3670
 2002-09-10 23:03:10 +00:00
Chris Lattner
2e9fc50086 Testcase no longer applicable since shifts of pointers are no longer allowed 
llvm-svn: 3629
 2002-09-09 03:43:09 +00:00
Chris Lattner
349050906a Eliminate multiply of pointer type 
llvm-svn: 3628
 2002-09-09 03:42:14 +00:00
Chris Lattner
71447ecb91 New testcase for a bug identified by Vikram 
llvm-svn: 3625
 2002-09-08 21:37:49 +00:00
Chris Lattner
21c1619f4a Test that demorgan's law is instcombined successfully 
llvm-svn: 3494
 2002-08-23 18:31:18 +00:00
Chris Lattner
b9184b5e1f Add new testcases for instcombine 
llvm-svn: 3477
 2002-08-22 21:26:15 +00:00
Chris Lattner
f84dbc6909 Convert testcases to not use indexed loads/stores 
llvm-svn: 3459
 2002-08-22 16:39:12 +00:00
Chris Lattner
795d6f0ccb Add testcase for the not (setcc A, B) case 
llvm-svn: 3418
 2002-08-21 17:11:18 +00:00
Chris Lattner
ad9f0fd080 Fix buggy testcase 
llvm-svn: 3403
 2002-08-20 17:07:02 +00:00
Chris Lattner
125fa35762 New testcase for instcombine 
llvm-svn: 3396
 2002-08-20 15:27:45 +00:00
Chris Lattner
f2a93d41f1 Add new testcase for gep instruction -> get constexpr promotion 
llvm-svn: 3364
 2002-08-16 21:18:21 +00:00
Chris Lattner
6a844fa8b0 Add another testcase 
llvm-svn: 3355
 2002-08-15 19:38:03 +00:00
Chris Lattner
54a8a632ea Add a bunch of testcases for cast-of-casts that should be removed. 
llvm-svn: 3345
 2002-08-15 16:13:29 +00:00
Chris Lattner
de33f53011 Fix testcase to actually test what we think we are 
llvm-svn: 3338
 2002-08-14 23:01:19 +00:00
Chris Lattner
ce6d033e05 Remove illegal test now that not instruction does not exist. 
llvm-svn: 3312
 2002-08-14 17:44:00 +00:00
Chris Lattner
bb12fdbe3b Make sure there is SOME output always so the test is not rerun when unneccesary. 
llvm-svn: 3311
 2002-08-14 17:38:15 +00:00
Chris Lattner
650f5add3c The not instruction is just a specialized form of XOR 
llvm-svn: 3310
 2002-08-14 17:37:04 +00:00
Chris Lattner
a2f6c63713 Add comment 
llvm-svn: 3287
 2002-08-12 19:18:49 +00:00
Chris Lattner
e74955adc5 xor x, ALLONES should -> not x 
llvm-svn: 3285
 2002-08-09 23:34:39 +00:00
Chris Lattner
531bdf1aaf setcc of booleans should always be eliminated 
llvm-svn: 3284
 2002-08-09 23:34:18 +00:00
Chris Lattner
8f1085124e Add more strength reduction testcases 
llvm-svn: 3283
 2002-08-09 23:33:58 +00:00
Chris Lattner
63b816c7bc Testcase for stuff instcombine should do eventually 
llvm-svn: 3240
 2002-08-03 20:30:26 +00:00