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163 Commits

Author SHA1 Message Date
Evan Cheng f3fcd7a464 Unallocatable registers do not have live intervals. 
llvm-svn: 56287
 2008-09-17 18:36:25 +00:00
Dan Gohman 3c7b9ba547 Re-enable SelectionDAG CSE for calls. It matters in the case of 
libcalls, as in this testcase on ARM.

llvm-svn: 56226
 2008-09-15 19:46:03 +00:00
Evan Cheng 02acc35abd Correctly update kill infos after extending a live range and merge 2 val#'s; fix 56165 - do not mark val# copy field if the copy does not define the val#. 
llvm-svn: 56199
 2008-09-15 06:28:41 +00:00
Evan Cheng f4e5de4583 Legalizer was missing code that expand fpow to a libcall. 
llvm-svn: 56028
 2008-09-09 23:02:14 +00:00
Evan Cheng 655fa0fec4 It's not legal to output a GV in a coalesced section if it's used in an ARM PIC relative constantpool. 
llvm-svn: 54519
 2008-08-08 06:56:16 +00:00
Anton Korobeynikov 9dbbd75068 Print section flags ok on platforms, which use '@' as comment string. Fix test. 
llvm-svn: 54460
 2008-08-07 09:55:06 +00:00
Owen Anderson 04c047ddca This check is unnecessary, and getting rid of it removes a use of -disable-correct-folding. 
llvm-svn: 54355
 2008-08-05 17:52:54 +00:00
Owen Anderson 252fa16db1 Remove the need for -disable-correct-folding from this test. 
llvm-svn: 54354
 2008-08-05 17:49:52 +00:00
Owen Anderson 5018bd032a Update these tests to work by disabling the new correct CFG generation. This flag should ONLY be used to for tests like these. 
llvm-svn: 54334
 2008-08-04 23:55:29 +00:00
Evan Cheng c90a11256e Teach ARM isLegalAddressingMode to handle unknown type without crashing. This fixes pr2589. 
llvm-svn: 54004
 2008-07-25 00:55:17 +00:00
Duncan Sands 6b418e750d Softfloat support for FDIV. Patch by 
Richard Pennington.

llvm-svn: 53773
 2008-07-18 21:18:48 +00:00
Gabor Greif 1e427c3264 sabre brings to my attention that the 'tr' suffix is also obsolete 
llvm-svn: 51349
 2008-05-20 21:00:03 +00:00
Gabor Greif f45ff35bfe Rename the last test with .llx extension to .ll, resolve duplicate test by renaming to isnan2. Now that no test has llx ending there is no need to search for them from dg.exp too. 
llvm-svn: 51328
 2008-05-20 19:52:04 +00:00
Evan Cheng 0609ab646b More local spiller complexity! 
If local spiller optimization turns some instruction into an identity copy, it will be removed. If the output register happens to be dead (and source is obviously killed), transfer the kill / dead information to last use / def in the same MBB.

llvm-svn: 51306
 2008-05-20 08:13:21 +00:00
Evan Cheng c8b028daa4 Don't spill dead def. 
llvm-svn: 51305
 2008-05-20 08:10:37 +00:00
Evan Cheng 33281864c1 If a PHI node has a single implicit_def source, replace it with an implicit_def instead of a copy. 
llvm-svn: 49543
 2008-04-11 17:54:45 +00:00
Evan Cheng b53d560150 New test. 
llvm-svn: 49514
 2008-04-10 23:49:09 +00:00
Evan Cheng b5fdc923d3 1. IMPLICIT_DEF can *re-define* any register. 
2. Coalescer can now create an interesting situation where a register def can
   reaches itself without being killed.

llvm-svn: 49246
 2008-04-05 01:27:09 +00:00
Evan Cheng 0bd72c5ccd More soft fp fixes. 
llvm-svn: 49016
 2008-04-01 02:18:22 +00:00
Evan Cheng 86e476b7cb Unbreak ARM / Thumb soft FP support. 
llvm-svn: 49012
 2008-04-01 01:50:16 +00:00
Evan Cheng 39a3221e27 Fixed a register scavenger bug. If a def is re-defining part of a super register, there must be an implicit def of the super-register on the MI. 
llvm-svn: 48024
 2008-03-07 20:12:54 +00:00
Evan Cheng a3cb090446 Constant fold SIGN_EXTEND_INREG with ashr not lshr. 
llvm-svn: 47992
 2008-03-06 08:20:51 +00:00
Bill Wendling 16f1e0be3d DCE'ed this testcase. 
llvm-svn: 47760
 2008-02-29 19:28:11 +00:00
Bill Wendling 811153a551 If we reload a virtual register that's already been assigned, we want to mark 
that instruction as its "last use". This fixes PR1925.

llvm-svn: 47758
 2008-02-29 18:52:01 +00:00
Tanya Lattner f697c03883 Remove llvm-upgrade. 
llvm-svn: 47238
 2008-02-17 20:02:20 +00:00
Evan Cheng 127b41500c It's PR1925, not PR1609. 
llvm-svn: 46825
 2008-02-06 22:07:17 +00:00
Evan Cheng 1ec748c784 Fix a number of local register allocator issues: PR1609. 
llvm-svn: 46821
 2008-02-06 19:16:53 +00:00
Chris Lattner 34d6b6a319 Update this test. Due to dag combiner improvements, we now compile 
f7/f11 to:

_f7:
	eor r0, r0, #2, 2 @ -2147483648
	bx lr
_f11:
	bic r0, r0, #2, 2 @ -2147483648
	bx lr

instead of:

_f7:
	fmsr s0, r0
	fnegs s0, s0
	fmrs r0, s0
	bx lr

_f11:
	fmsr s0, r0
	fabss s0, s0
	fmrs r0, s0
	bx lr

llvm-svn: 46423
 2008-01-27 23:26:37 +00:00
Evan Cheng ddc9af11f0 Remove xfail. This is fixed. 
llvm-svn: 45254
 2007-12-20 02:25:21 +00:00
Evan Cheng 8393dc7378 Turning simple splitting on. Start testing new coalescer heuristics as new llcbeta. 
llvm-svn: 44660
 2007-12-06 08:54:31 +00:00
Evan Cheng 7fc1d98353 Fix for PR1831: if all defs of an interval are re-materializable, then it's a preferred spill candiate. 
llvm-svn: 44644
 2007-12-06 00:01:56 +00:00
Evan Cheng 37ed3e6320 Update tests. 
llvm-svn: 44435
 2007-11-29 10:03:54 +00:00
Chris Lattner e04dc1fa4d update this test after the fmrrd fix 
llvm-svn: 44393
 2007-11-28 05:27:07 +00:00
Tanya Lattner 8f342f8ef3 Fix bug in regression tests that ignored stderr output in RUN lines. Updated tests and fixed broken run lines. 
XFAILed 3 arm regressions (will file bugs)

llvm-svn: 44389
 2007-11-28 04:57:00 +00:00
Chris Lattner f247e27666 commit testcase I forgot to svn add. 
llvm-svn: 44383
 2007-11-27 22:43:37 +00:00
Lauro Ramos Venancio f6a67bf700 [ARM] Implement __builtin_thread_pointer. 
llvm-svn: 43892
 2007-11-08 17:20:05 +00:00
Lauro Ramos Venancio 1a30c18e88 [ARM] Fix code generation for: 
static __thread struct {
    int a;
    int b;
} teste = {0, 0};

llvm-svn: 43722
 2007-11-05 18:33:37 +00:00
Evan Cheng 1f2dd35898 Fix memcpy lowering when addresses are 4-byte aligned but size is not multiple of 4. 
llvm-svn: 43234
 2007-10-22 22:11:27 +00:00
Chris Lattner 2ce649ebea new testcase 
llvm-svn: 42953
 2007-10-13 06:56:18 +00:00
Evan Cheng 723dab1005 Disable if-conversion for this test. 
llvm-svn: 42170
 2007-09-20 18:06:22 +00:00
Evan Cheng 77d4771405 -enable-arm-if-conversion is gone. 
llvm-svn: 42169
 2007-09-20 18:03:23 +00:00
Dale Johannesen 6480cc6f8c Change all floating constants that are not exactly 
representable to use hex format.

llvm-svn: 41722
 2007-09-05 17:50:36 +00:00
Duncan Sands 6820abe101 Testcases for PR1628. 
llvm-svn: 41719
 2007-09-05 11:53:04 +00:00
Lauro Ramos Venancio a392cd2fde Implement FPOWI ExpandOp. 
Fix PR1287.

llvm-svn: 41112
 2007-08-15 22:13:27 +00:00
Evan Cheng 2047077272 Test case for PR1609. 
llvm-svn: 41110
 2007-08-15 20:30:10 +00:00
Dan Gohman 413a23d257 This test used "wc | grep ..."; convert it to use the count script. 
llvm-svn: 41101
 2007-08-15 13:55:47 +00:00
Dan Gohman ada7205b76 Convert tests using "grep -c ... | grep ..." to use the count script. 
llvm-svn: 41100
 2007-08-15 13:49:33 +00:00
Dan Gohman f9dd170e36 Convert tests using "| wc -l | grep ..." to use the count script. 
llvm-svn: 41097
 2007-08-15 13:36:28 +00:00
Evan Cheng 7fe896120e New test. 
llvm-svn: 41087
 2007-08-14 23:34:50 +00:00
Lauro Ramos Venancio 0db4418a5f Expand unaligned loads/stores when the target doesn't support them. (PR1548) 
llvm-svn: 40682
 2007-08-01 19:34:21 +00:00