oota-llvm.git
14 years agoMake ParseIRFile and getLazyIRFileModule incoporate the underlying
Dan Gohman [Thu, 27 May 2010 20:47:38 +0000 (20:47 +0000)]
Make ParseIRFile and getLazyIRFileModule incoporate the underlying
error message string into their own error message string, so that
the information isn't lost.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@104887 91177308-0d34-0410-b5e6-96231b3b80d8

14 years agoDon't flush the raw_ostream in llvm::WriteBitcodeToFile; it's at
Dan Gohman [Thu, 27 May 2010 20:26:51 +0000 (20:26 +0000)]
Don't flush the raw_ostream in llvm::WriteBitcodeToFile; it's at
the wrong level. Clients which need to leave the stream open but
which still require the bitcode bits to be on disk should call
flush themselves.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@104885 91177308-0d34-0410-b5e6-96231b3b80d8

14 years agoDo not drop location info for inlined function args.
Devang Patel [Thu, 27 May 2010 20:25:04 +0000 (20:25 +0000)]
Do not drop location info for inlined function args.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@104884 91177308-0d34-0410-b5e6-96231b3b80d8

14 years agoFix some bad fall-throughs in a switch statement. Both the 'Q' and 'R' cases
Bob Wilson [Thu, 27 May 2010 20:23:42 +0000 (20:23 +0000)]
Fix some bad fall-throughs in a switch statement.  Both the 'Q' and 'R' cases
should fall through to the 'H' case, but instead 'Q' was falling through to 'R'
so that it would do the wrong thing for a big-endian ARM target.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@104883 91177308-0d34-0410-b5e6-96231b3b80d8

14 years agoWhen handling raw_ostream errors manually, use clear_error() so that
Dan Gohman [Thu, 27 May 2010 20:19:47 +0000 (20:19 +0000)]
When handling raw_ostream errors manually, use clear_error() so that
raw_ostream doesn't try to do its own error handling.

Also, close the raw_ostream before checking for errors so that any
errors that occur during closing are caught by the manual check.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@104882 91177308-0d34-0410-b5e6-96231b3b80d8

14 years agoWhen handling raw_ostream errors manually, use clear_error() so that
Dan Gohman [Thu, 27 May 2010 20:17:28 +0000 (20:17 +0000)]
When handling raw_ostream errors manually, use clear_error() so that
raw_ostream doesn't try to do its own error handling.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@104881 91177308-0d34-0410-b5e6-96231b3b80d8

14 years agoMark some math lib intrinsic nodes Legal on SSE4.1.
Dale Johannesen [Thu, 27 May 2010 20:12:41 +0000 (20:12 +0000)]
Mark some math lib intrinsic nodes Legal on SSE4.1.
No functional effect as these nodes are not generated yet.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@104879 91177308-0d34-0410-b5e6-96231b3b80d8

14 years agoDon't special-case stdout in llvm::WriteBitcodeToFile; just consider
Dan Gohman [Thu, 27 May 2010 20:06:51 +0000 (20:06 +0000)]
Don't special-case stdout in llvm::WriteBitcodeToFile; just consider
it to be the caller's responsibility to provide a stream in binary
mode. This fixes a layering violation and avoids an outs() call.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@104878 91177308-0d34-0410-b5e6-96231b3b80d8

14 years agoAdjust test case for lexical block pruning. Follow-on to r104842 and Radar 7424645.
Stuart Hastings [Thu, 27 May 2010 19:57:51 +0000 (19:57 +0000)]
Adjust test case for lexical block pruning.  Follow-on to r104842 and Radar 7424645.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@104876 91177308-0d34-0410-b5e6-96231b3b80d8

14 years agoDon't create an output stream when output is disabled.
Dan Gohman [Thu, 27 May 2010 19:52:20 +0000 (19:52 +0000)]
Don't create an output stream when output is disabled.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@104875 91177308-0d34-0410-b5e6-96231b3b80d8

14 years agoSimplify raw_ostream usage.
Dan Gohman [Thu, 27 May 2010 19:48:08 +0000 (19:48 +0000)]
Simplify raw_ostream usage.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@104874 91177308-0d34-0410-b5e6-96231b3b80d8

14 years agoAvoid calling outs() and fouts() when the stream isn't really needed.
Dan Gohman [Thu, 27 May 2010 19:47:36 +0000 (19:47 +0000)]
Avoid calling outs() and fouts() when the stream isn't really needed.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@104873 91177308-0d34-0410-b5e6-96231b3b80d8

14 years agoLet's try one more time to match patterns.
Devang Patel [Thu, 27 May 2010 19:46:38 +0000 (19:46 +0000)]
Let's try one more time to match  patterns.
The goal is to match following 3 lines. In otherwords, a temp. label between to DEBUG_VALUE comments.
        ;DEBUG_VALUE: bar:x <- undef   ## 2010-01-18-Inlined-Debug.c:7
Ltmp1:
        ;DEBUG_VALUE: foo:__x <- undef ## 2010-01-18-Inlined-Debug.c:5

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@104872 91177308-0d34-0410-b5e6-96231b3b80d8

14 years agoTeach instCombine to remove malloc+free if malloc's only uses are comparisons
Duncan Sands [Thu, 27 May 2010 19:09:06 +0000 (19:09 +0000)]
Teach instCombine to remove malloc+free if malloc's only uses are comparisons
to null.  Patch by Matti Niemenmaa.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@104871 91177308-0d34-0410-b5e6-96231b3b80d8

14 years agohook ISD::STACKADDR to an intrinsic
Jim Grosbach [Thu, 27 May 2010 18:52:11 +0000 (18:52 +0000)]
hook ISD::STACKADDR to an intrinsic

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@104869 91177308-0d34-0410-b5e6-96231b3b80d8

14 years agoFastISel doesn't yet handle callee-pop functions.
Dan Gohman [Thu, 27 May 2010 18:43:40 +0000 (18:43 +0000)]
FastISel doesn't yet handle callee-pop functions.

To support this, move IsCalleePop from X86ISelLowering to X86Subtarget.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@104866 91177308-0d34-0410-b5e6-96231b3b80d8

14 years agoadd ISD::STACKADDR to get the current stack pointer. Will be used by sjlj EH
Jim Grosbach [Thu, 27 May 2010 18:23:48 +0000 (18:23 +0000)]
add ISD::STACKADDR to get the current stack pointer. Will be used by sjlj EH
to update the jmpbuf in the presence of VLAs.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@104862 91177308-0d34-0410-b5e6-96231b3b80d8

14 years agoMerge basic binops SSE 1 & 2 instruction classes. This is a step towards refactoring
Bruno Cardoso Lopes [Thu, 27 May 2010 18:17:40 +0000 (18:17 +0000)]
Merge basic binops SSE 1 & 2 instruction classes. This is a step towards refactoring
common code between SSE versions.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@104860 91177308-0d34-0410-b5e6-96231b3b80d8

14 years agoTemp. labels number may not match for all configurations.
Devang Patel [Thu, 27 May 2010 17:51:08 +0000 (17:51 +0000)]
Temp. labels number may not match for all configurations.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@104858 91177308-0d34-0410-b5e6-96231b3b80d8

14 years agoAdd basic error checking to MemoryBuffer::getSTDIN.
Dan Gohman [Thu, 27 May 2010 17:31:51 +0000 (17:31 +0000)]
Add basic error checking to MemoryBuffer::getSTDIN.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@104855 91177308-0d34-0410-b5e6-96231b3b80d8

14 years agoUse the return value of getMagicNumber instead of using a
Dan Gohman [Thu, 27 May 2010 17:18:38 +0000 (17:18 +0000)]
Use the return value of getMagicNumber instead of using a
separate canRead() call.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@104853 91177308-0d34-0410-b5e6-96231b3b80d8

14 years agoDon't bother clearing the Magic string when the magic number
Dan Gohman [Thu, 27 May 2010 17:14:10 +0000 (17:14 +0000)]
Don't bother clearing the Magic string when the magic number
can't be read, since it isn't cleared on other error paths.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@104852 91177308-0d34-0410-b5e6-96231b3b80d8

14 years agoDon't bother checking canRead() before calling getMagicNumber();
Dan Gohman [Thu, 27 May 2010 17:12:23 +0000 (17:12 +0000)]
Don't bother checking canRead() before calling getMagicNumber();
getMagicNumber() does its own error checking.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@104851 91177308-0d34-0410-b5e6-96231b3b80d8

14 years agoinlined function's arguments need a label to mark the start point because they are...
Devang Patel [Thu, 27 May 2010 16:47:30 +0000 (16:47 +0000)]
inlined function's arguments need a label to mark the start point because they are not directly attached to current function.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@104848 91177308-0d34-0410-b5e6-96231b3b80d8

14 years agoMinor code simplification.
Dan Gohman [Thu, 27 May 2010 16:25:05 +0000 (16:25 +0000)]
Minor code simplification.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@104845 91177308-0d34-0410-b5e6-96231b3b80d8

14 years agoSupport for nested functions/classes in debug output. Radar 7424645.
Stuart Hastings [Thu, 27 May 2010 16:16:54 +0000 (16:16 +0000)]
Support for nested functions/classes in debug output.  Radar 7424645.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@104841 91177308-0d34-0410-b5e6-96231b3b80d8

14 years agoDelete a spurious svn:mergeinfo property.
Dan Gohman [Thu, 27 May 2010 16:15:28 +0000 (16:15 +0000)]
Delete a spurious svn:mergeinfo property.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@104840 91177308-0d34-0410-b5e6-96231b3b80d8

14 years agoremove incorrect GCCBuiltin<> usage
Jim Grosbach [Thu, 27 May 2010 15:04:02 +0000 (15:04 +0000)]
remove incorrect GCCBuiltin<> usage

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@104833 91177308-0d34-0410-b5e6-96231b3b80d8

14 years agotypo
Gabor Greif [Thu, 27 May 2010 09:48:47 +0000 (09:48 +0000)]
typo

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@104832 91177308-0d34-0410-b5e6-96231b3b80d8

14 years agorename test to represent meaningful date
Gabor Greif [Thu, 27 May 2010 09:32:38 +0000 (09:32 +0000)]
rename test to represent meaningful date

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@104831 91177308-0d34-0410-b5e6-96231b3b80d8

14 years agoAsmMatcher: Ensure classes are totally ordered, so we can std::sort them reliably.
Daniel Dunbar [Thu, 27 May 2010 05:31:32 +0000 (05:31 +0000)]
AsmMatcher: Ensure classes are totally ordered, so we can std::sort them reliably.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@104806 91177308-0d34-0410-b5e6-96231b3b80d8

14 years agoAdd a test for llvm-gcc svn r104726.
Bob Wilson [Thu, 27 May 2010 05:30:36 +0000 (05:30 +0000)]
Add a test for llvm-gcc svn r104726.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@104805 91177308-0d34-0410-b5e6-96231b3b80d8

14 years agoAdd a quick test of relocations.
Eric Christopher [Thu, 27 May 2010 00:53:40 +0000 (00:53 +0000)]
Add a quick test of relocations.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@104794 91177308-0d34-0410-b5e6-96231b3b80d8

14 years agoRearrange conditionals so we don't get caught with the correct type as wrong.
Eric Christopher [Thu, 27 May 2010 00:52:31 +0000 (00:52 +0000)]
Rearrange conditionals so we don't get caught with the correct type as wrong.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@104793 91177308-0d34-0410-b5e6-96231b3b80d8

14 years agoSimplify. Eliminate unneeded debug_loc entry.
Devang Patel [Wed, 26 May 2010 23:55:23 +0000 (23:55 +0000)]
Simplify. Eliminate unneeded debug_loc entry.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@104785 91177308-0d34-0410-b5e6-96231b3b80d8

14 years agoAvoid counting InlineAsm as a call - it prevents loop unrolling.
Jakob Stoklund Olesen [Wed, 26 May 2010 22:40:28 +0000 (22:40 +0000)]
Avoid counting InlineAsm as a call - it prevents loop unrolling.
PR7026
Patch by Pekka Jääskeläinen!

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@104780 91177308-0d34-0410-b5e6-96231b3b80d8

14 years agoFix Lint printing warnings multiple times. Remove the ErrorStr
Dan Gohman [Wed, 26 May 2010 22:28:53 +0000 (22:28 +0000)]
Fix Lint printing warnings multiple times. Remove the ErrorStr
option from lintModule, which was an artifact from being
based on Verifier code.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@104765 91177308-0d34-0410-b5e6-96231b3b80d8

14 years agoAsmMatcher/X86: Mark _REV instructions as "code gen only", they aren't expected
Daniel Dunbar [Wed, 26 May 2010 22:21:28 +0000 (22:21 +0000)]
AsmMatcher/X86: Mark _REV instructions as "code gen only", they aren't expected
to be matched.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@104757 91177308-0d34-0410-b5e6-96231b3b80d8

14 years agoReinstate checking of stackrestore, with checking for both Read
Dan Gohman [Wed, 26 May 2010 22:21:25 +0000 (22:21 +0000)]
Reinstate checking of stackrestore, with checking for both Read
and Write, and add a comment explaining this.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@104756 91177308-0d34-0410-b5e6-96231b3b80d8

14 years agoCheck that inherited subregisters all have a direct SubRegIndex.
Jakob Stoklund Olesen [Wed, 26 May 2010 22:15:07 +0000 (22:15 +0000)]
Check that inherited subregisters all have a direct SubRegIndex.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@104755 91177308-0d34-0410-b5e6-96231b3b80d8

14 years agoGive SubRegIndex names to all ARM subregisters. This will be required by
Jakob Stoklund Olesen [Wed, 26 May 2010 22:15:03 +0000 (22:15 +0000)]
Give SubRegIndex names to all ARM subregisters. This will be required by
TableGen shortly.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@104754 91177308-0d34-0410-b5e6-96231b3b80d8

14 years agoStackrestore is not a load.
Dan Gohman [Wed, 26 May 2010 22:00:10 +0000 (22:00 +0000)]
Stackrestore is not a load.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@104752 91177308-0d34-0410-b5e6-96231b3b80d8

14 years agoFix a missing quote.
Dan Gohman [Wed, 26 May 2010 21:56:15 +0000 (21:56 +0000)]
Fix a missing quote.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@104750 91177308-0d34-0410-b5e6-96231b3b80d8

14 years agoAdd FIXME comment to remove this.
Bill Wendling [Wed, 26 May 2010 21:53:50 +0000 (21:53 +0000)]
Add FIXME comment to remove this.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@104749 91177308-0d34-0410-b5e6-96231b3b80d8

14 years agoRemove a TODO which isn't practical.
Dan Gohman [Wed, 26 May 2010 21:50:41 +0000 (21:50 +0000)]
Remove a TODO which isn't practical.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@104748 91177308-0d34-0410-b5e6-96231b3b80d8

14 years agoMC: Add TargetMachine support for setting the value of MCRelaxAll with
Daniel Dunbar [Wed, 26 May 2010 21:48:55 +0000 (21:48 +0000)]
MC: Add TargetMachine support for setting the value of MCRelaxAll with
-filetype=obj.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@104747 91177308-0d34-0410-b5e6-96231b3b80d8

14 years agoAdd StringRef::compare_numeric and use it to sort TableGen register records.
Jakob Stoklund Olesen [Wed, 26 May 2010 21:47:28 +0000 (21:47 +0000)]
Add StringRef::compare_numeric and use it to sort TableGen register records.

This means that our Registers are now ordered R7, R8, R9, R10, R12, ...
Not R1, R10, R11, R12, R2, R3, ...

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@104745 91177308-0d34-0410-b5e6-96231b3b80d8

14 years agoImplement checking of the tail keyword.
Dan Gohman [Wed, 26 May 2010 21:46:36 +0000 (21:46 +0000)]
Implement checking of the tail keyword.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@104744 91177308-0d34-0410-b5e6-96231b3b80d8

14 years agoSuppress emmission of empty subreg/superreg/alias sets.
Jakob Stoklund Olesen [Wed, 26 May 2010 21:35:55 +0000 (21:35 +0000)]
Suppress emmission of empty subreg/superreg/alias sets.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@104741 91177308-0d34-0410-b5e6-96231b3b80d8

14 years agoThere is no need to force an line number entry (using previous location) for a temp...
Devang Patel [Wed, 26 May 2010 21:23:46 +0000 (21:23 +0000)]
There is no need to force an line number entry (using previous location) for a temp label at unknown location.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@104740 91177308-0d34-0410-b5e6-96231b3b80d8

14 years agoAdd "setjmp_syscall", "savectx", "qsetjmp", "vfork", "getcontext" to the list of
Bill Wendling [Wed, 26 May 2010 20:39:00 +0000 (20:39 +0000)]
Add "setjmp_syscall", "savectx", "qsetjmp", "vfork", "getcontext" to the list of
usual suspects that could "return twice".

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@104737 91177308-0d34-0410-b5e6-96231b3b80d8

14 years agoMC: When running with -mc-relax-all, we can eagerly relax instructions and avoid...
Daniel Dunbar [Wed, 26 May 2010 20:37:03 +0000 (20:37 +0000)]
MC: When running with -mc-relax-all, we can eagerly relax instructions and avoid creating unnecessary MCInstFragments.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@104736 91177308-0d34-0410-b5e6-96231b3b80d8

14 years agoMC/Mach-O: Factor out EmitInstTo{Fragment,Data} for emitting MCInst's as MCInstFragme...
Daniel Dunbar [Wed, 26 May 2010 20:37:00 +0000 (20:37 +0000)]
MC/Mach-O: Factor out EmitInstTo{Fragment,Data} for emitting MCInst's as MCInstFragments or appending onto an MCDataFragment.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@104735 91177308-0d34-0410-b5e6-96231b3b80d8

14 years agoAdjust eh.sjlj.setjmp to properly have a chain and to have an opcode entry in
Jim Grosbach [Wed, 26 May 2010 20:22:18 +0000 (20:22 +0000)]
Adjust eh.sjlj.setjmp to properly have a chain and to have an opcode entry in
ISD::. No functional change.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@104734 91177308-0d34-0410-b5e6-96231b3b80d8

14 years agoUpdate debug info when live-in reg is copied into a vreg.
Devang Patel [Wed, 26 May 2010 20:18:50 +0000 (20:18 +0000)]
Update debug info when live-in reg is copied into a vreg.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@104732 91177308-0d34-0410-b5e6-96231b3b80d8

14 years agoFix the x86 move to/from segment register instructions.
Kevin Enderby [Wed, 26 May 2010 20:10:45 +0000 (20:10 +0000)]
Fix the x86 move to/from segment register instructions.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@104731 91177308-0d34-0410-b5e6-96231b3b80d8

14 years agoMove the check for "calls setjmp" to SelectionDAGISel so that it can be used by
Bill Wendling [Wed, 26 May 2010 19:46:12 +0000 (19:46 +0000)]
Move the check for "calls setjmp" to SelectionDAGISel so that it can be used by
more than just the stack slot coloring algorithm.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@104722 91177308-0d34-0410-b5e6-96231b3b80d8

14 years agoIdentify instructions, that needs a label to mark debug info entity, in advance....
Devang Patel [Wed, 26 May 2010 19:37:24 +0000 (19:37 +0000)]
Identify instructions, that needs a label to mark debug info entity, in advance. This simplifies beginScope().

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@104720 91177308-0d34-0410-b5e6-96231b3b80d8

14 years agoEliminate the use of PriorityQueue and just use a std::vector,
Dan Gohman [Wed, 26 May 2010 18:52:00 +0000 (18:52 +0000)]
Eliminate the use of PriorityQueue and just use a std::vector,
implementing pop with a linear search for a "best" element. The priority
queue was a neat idea, but in practice the comparison functions depend
on dynamic information.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@104718 91177308-0d34-0410-b5e6-96231b3b80d8

14 years agoFix indentation.
Dan Gohman [Wed, 26 May 2010 18:37:48 +0000 (18:37 +0000)]
Fix indentation.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@104717 91177308-0d34-0410-b5e6-96231b3b80d8

14 years agoDelete an unused function.
Dan Gohman [Wed, 26 May 2010 18:34:12 +0000 (18:34 +0000)]
Delete an unused function.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@104716 91177308-0d34-0410-b5e6-96231b3b80d8

14 years agoMC: Change RelaxInstruction to only take the input and output instructions.
Daniel Dunbar [Wed, 26 May 2010 18:15:06 +0000 (18:15 +0000)]
MC: Change RelaxInstruction to only take the input and output instructions.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@104713 91177308-0d34-0410-b5e6-96231b3b80d8

14 years agoFix a typo in a comment that Gabor noticed.
Dan Gohman [Wed, 26 May 2010 18:03:53 +0000 (18:03 +0000)]
Fix a typo in a comment that Gabor noticed.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@104711 91177308-0d34-0410-b5e6-96231b3b80d8

14 years agoTestcase for 104624/104619/PR7191/8023512.
Dale Johannesen [Wed, 26 May 2010 17:55:45 +0000 (17:55 +0000)]
Testcase for 104624/104619/PR7191/8023512.
Reduced from one provided by Duncan Sands, thanks!

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@104710 91177308-0d34-0410-b5e6-96231b3b80d8

14 years agoMC: Eliminate an unnecessary copy.
Daniel Dunbar [Wed, 26 May 2010 17:50:16 +0000 (17:50 +0000)]
MC: Eliminate an unnecessary copy.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@104709 91177308-0d34-0410-b5e6-96231b3b80d8

14 years agoMC: Simplify MayNeedRelaxation to not provide the fixups, so we can query it
Daniel Dunbar [Wed, 26 May 2010 17:45:29 +0000 (17:45 +0000)]
MC: Simplify MayNeedRelaxation to not provide the fixups, so we can query it
before encoding.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@104707 91177308-0d34-0410-b5e6-96231b3b80d8

14 years agoRemove dead code.
Devang Patel [Wed, 26 May 2010 17:42:50 +0000 (17:42 +0000)]
Remove dead code.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@104706 91177308-0d34-0410-b5e6-96231b3b80d8

14 years agoDo not construct location list backword!
Devang Patel [Wed, 26 May 2010 17:29:32 +0000 (17:29 +0000)]
Do not construct location list backword!

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@104705 91177308-0d34-0410-b5e6-96231b3b80d8

14 years agoReplace the SubRegSet tablegen class with a less error-prone mechanism.
Jakob Stoklund Olesen [Wed, 26 May 2010 17:27:12 +0000 (17:27 +0000)]
Replace the SubRegSet tablegen class with a less error-prone mechanism.

A Register with subregisters must also provide SubRegIndices for adressing the
subregisters. TableGen automatically inherits indices for sub-subregisters to
minimize typing.

CompositeIndices may be specified for the weirder cases such as the XMM sub_sd
index that returns the same register, and ARM NEON Q registers where both D
subregs have ssub_0 and ssub_1 sub-subregs.

It is now required that all subregisters are named by an index, and a future
patch will also require inherited subregisters to be named. This is necessary to
allow composite subregister indices to be reduced to a single index.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@104704 91177308-0d34-0410-b5e6-96231b3b80d8

14 years agoAdd entry for llvm.eh.sjlj.longjmp. PR4999.
Jim Grosbach [Wed, 26 May 2010 16:21:41 +0000 (16:21 +0000)]
Add entry for llvm.eh.sjlj.longjmp. PR4999.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@104703 91177308-0d34-0410-b5e6-96231b3b80d8

14 years agoMC: Eliminate MCAsmFixup, replace with MCFixup.
Daniel Dunbar [Wed, 26 May 2010 15:18:56 +0000 (15:18 +0000)]
MC: Eliminate MCAsmFixup, replace with MCFixup.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@104699 91177308-0d34-0410-b5e6-96231b3b80d8

14 years agoMC: Simplify MCFixup and increase the available offset size.
Daniel Dunbar [Wed, 26 May 2010 15:18:40 +0000 (15:18 +0000)]
MC: Simplify MCFixup and increase the available offset size.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@104698 91177308-0d34-0410-b5e6-96231b3b80d8

14 years agoMC: Use accessors for access to MCAsmFixup.
Daniel Dunbar [Wed, 26 May 2010 15:18:31 +0000 (15:18 +0000)]
MC: Use accessors for access to MCAsmFixup.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@104697 91177308-0d34-0410-b5e6-96231b3b80d8

14 years agoMC: Change MCInst::dump_pretty to not include a trailing newline.
Daniel Dunbar [Wed, 26 May 2010 15:18:13 +0000 (15:18 +0000)]
MC: Change MCInst::dump_pretty to not include a trailing newline.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@104696 91177308-0d34-0410-b5e6-96231b3b80d8

14 years agoKill unneeded SExt.
Benjamin Kramer [Wed, 26 May 2010 09:45:04 +0000 (09:45 +0000)]
Kill unneeded SExt.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@104692 91177308-0d34-0410-b5e6-96231b3b80d8

14 years agoSRetReturnReg was set in LowerFormalArguments(). So only assert it here.
Zhongxing Xu [Wed, 26 May 2010 08:10:02 +0000 (08:10 +0000)]
SRetReturnReg was set in LowerFormalArguments(). So only assert it here.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@104691 91177308-0d34-0410-b5e6-96231b3b80d8

14 years agoMC: Eliminate MCFragment vtable, which was unnecessary.
Daniel Dunbar [Wed, 26 May 2010 06:50:57 +0000 (06:50 +0000)]
MC: Eliminate MCFragment vtable, which was unnecessary.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@104689 91177308-0d34-0410-b5e6-96231b3b80d8

14 years agoCoding style change (Adding 1 missing space.)
Shih-wei Liao [Wed, 26 May 2010 04:46:50 +0000 (04:46 +0000)]
Coding style change (Adding 1 missing space.)

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@104670 91177308-0d34-0410-b5e6-96231b3b80d8

14 years agoAdding the missing implementation for ARM::SBFX and ARM::UBFX.
Shih-wei Liao [Wed, 26 May 2010 03:21:39 +0000 (03:21 +0000)]
Adding the missing implementation for ARM::SBFX and ARM::UBFX.
Fixing http://llvm.org/bugs/show_bug.cgi?id=7225.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@104667 91177308-0d34-0410-b5e6-96231b3b80d8

14 years agoTemporarily revert r104655 as it's breaking the bots.
Eric Christopher [Wed, 26 May 2010 01:59:55 +0000 (01:59 +0000)]
Temporarily revert r104655 as it's breaking the bots.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@104664 91177308-0d34-0410-b5e6-96231b3b80d8

14 years agofix off by 1 (insn) error in eh.sjlj.setjmp thumb code sequence.
Jim Grosbach [Wed, 26 May 2010 01:22:21 +0000 (01:22 +0000)]
fix off by 1 (insn) error in eh.sjlj.setjmp thumb code sequence.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@104661 91177308-0d34-0410-b5e6-96231b3b80d8

14 years agoRevert "Replace the SubRegSet tablegen class with a less error-prone mechanism."
Jakob Stoklund Olesen [Wed, 26 May 2010 01:21:14 +0000 (01:21 +0000)]
Revert "Replace the SubRegSet tablegen class with a less error-prone mechanism."

This reverts commit 104654.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@104660 91177308-0d34-0410-b5e6-96231b3b80d8

14 years agoChange push_all to a non-virtual function and implement it in the
Dan Gohman [Wed, 26 May 2010 01:10:55 +0000 (01:10 +0000)]
Change push_all to a non-virtual function and implement it in the
base class, since all the implementations are the same.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@104659 91177308-0d34-0410-b5e6-96231b3b80d8

14 years agoDelete an unused function.
Dan Gohman [Wed, 26 May 2010 00:56:27 +0000 (00:56 +0000)]
Delete an unused function.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@104658 91177308-0d34-0410-b5e6-96231b3b80d8

14 years agoTrim #include.
Dan Gohman [Wed, 26 May 2010 00:55:59 +0000 (00:55 +0000)]
Trim #include.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@104657 91177308-0d34-0410-b5e6-96231b3b80d8

14 years agoDale and Evan suggested putting the "check for setjmp" much earlier in the
Bill Wendling [Wed, 26 May 2010 00:32:40 +0000 (00:32 +0000)]
Dale and Evan suggested putting the "check for setjmp" much earlier in the
machine code generation. That's a good idea, so I made it so.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@104655 91177308-0d34-0410-b5e6-96231b3b80d8

14 years agoReplace the SubRegSet tablegen class with a less error-prone mechanism.
Jakob Stoklund Olesen [Wed, 26 May 2010 00:28:19 +0000 (00:28 +0000)]
Replace the SubRegSet tablegen class with a less error-prone mechanism.

A Register with subregisters must also provide SubRegIndices for adressing the
subregisters. TableGen automatically inherits indices for sub-subregisters to
minimize typing.

CompositeIndices may be specified for the weirder cases such as the XMM sub_sd
index that returns the same register, and ARM NEON Q registers where both D
subregs have ssub_0 and ssub_1 sub-subregs.

It is now required that all subregisters are named by an index, and a future
patch will also require inherited subregisters to be named. This is necessary to
allow composite subregister indices to be reduced to a single index.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@104654 91177308-0d34-0410-b5e6-96231b3b80d8

14 years agoAdding the missing implementation of Bitfield's "clear" and "insert".
Shih-wei Liao [Wed, 26 May 2010 00:25:05 +0000 (00:25 +0000)]
Adding the missing implementation of Bitfield's "clear" and "insert".
Fixing http://llvm.org/bugs/show_bug.cgi?id=7222.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@104653 91177308-0d34-0410-b5e6-96231b3b80d8

14 years agoTo handle s* registers in emitVFPLoadStoreMultipleInstruction().
Shih-wei Liao [Wed, 26 May 2010 00:02:28 +0000 (00:02 +0000)]
To handle s* registers in emitVFPLoadStoreMultipleInstruction().
Fixing http://llvm.org/bugs/show_bug.cgi?id=7221.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@104652 91177308-0d34-0410-b5e6-96231b3b80d8

14 years agoStart adding mach-o tls reloc support.
Eric Christopher [Wed, 26 May 2010 00:02:12 +0000 (00:02 +0000)]
Start adding mach-o tls reloc support.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@104651 91177308-0d34-0410-b5e6-96231b3b80d8

14 years agoDrop the SuperregHashTable. It is essentially the same as SubregHashTable.
Jakob Stoklund Olesen [Tue, 25 May 2010 23:43:18 +0000 (23:43 +0000)]
Drop the SuperregHashTable. It is essentially the same as SubregHashTable.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@104650 91177308-0d34-0410-b5e6-96231b3b80d8

14 years agoFirst cut at supporting .debug_loc section.
Devang Patel [Tue, 25 May 2010 23:40:22 +0000 (23:40 +0000)]
First cut at supporting .debug_loc section.
This is used to track variable information.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@104649 91177308-0d34-0410-b5e6-96231b3b80d8

14 years agoProperly promote operands when optimizing a single-character memcmp.
Benjamin Kramer [Tue, 25 May 2010 22:53:43 +0000 (22:53 +0000)]
Properly promote operands when optimizing a single-character memcmp.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@104648 91177308-0d34-0410-b5e6-96231b3b80d8

14 years agoConstify function.
Bill Wendling [Tue, 25 May 2010 22:02:22 +0000 (22:02 +0000)]
Constify function.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@104646 91177308-0d34-0410-b5e6-96231b3b80d8

14 years agoDo one map lookup instead of two.
Dan Gohman [Tue, 25 May 2010 21:59:42 +0000 (21:59 +0000)]
Do one map lookup instead of two.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@104645 91177308-0d34-0410-b5e6-96231b3b80d8

14 years agoFix a missing newline in debug output.
Dan Gohman [Tue, 25 May 2010 21:50:35 +0000 (21:50 +0000)]
Fix a missing newline in debug output.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@104644 91177308-0d34-0410-b5e6-96231b3b80d8

14 years agoMove the verbose asm output up a bit so it can be used in the special cases
Eric Christopher [Tue, 25 May 2010 21:49:43 +0000 (21:49 +0000)]
Move the verbose asm output up a bit so it can be used in the special cases
as well.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@104642 91177308-0d34-0410-b5e6-96231b3b80d8

14 years agoOkay, bear with me here...
Bill Wendling [Tue, 25 May 2010 21:44:26 +0000 (21:44 +0000)]
Okay, bear with me here...

If you have a setjmp/longjmp situation, it's possible for stack slot coloring to
reuse a stack slot before it's really dead. For instance, if we have something
like this:

1:  y = g;
    x = sigsetjmp(env, 0);
    switch (x) {
    case 1:
      /* ... */
      goto run;
    case 0:
  run:
      do_run(); /* marked as "no return" */
      break;
    case 3:
      if (...) {
        /* ... */
        goto run;
      }
      /* ... */
      break;
    }

2:  g = y;

"y" may be put onto the stack, so the expression "g = y" is relying upon the
fact that the stack slot containing "y" isn't modified between (1) and (2). But
it can be, because of the "no return" calls in there. A longjmp might come back
with 3, modify the stack slot, and then go to case 0. And it's perfectly
acceptable to reuse the stack slot there because there's no CFG flow from case 3
to (2).

The fix is to disable certain optimizations in these situations. Ideally, we'd
disable them for all "returns twice" functions. But we don't support that
attribute. Check for "setjmp" and "sigsetjmp" instead.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@104640 91177308-0d34-0410-b5e6-96231b3b80d8

14 years agoAdd support for initialized global data for darwin tls. Update comments
Eric Christopher [Tue, 25 May 2010 21:28:50 +0000 (21:28 +0000)]
Add support for initialized global data for darwin tls.  Update comments
and testcases accordingly.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@104635 91177308-0d34-0410-b5e6-96231b3b80d8

14 years agoChanged the encoding of X86 floating point stack operations where both operands
Kevin Enderby [Tue, 25 May 2010 20:52:34 +0000 (20:52 +0000)]
Changed the encoding of X86 floating point stack operations where both operands
are st(0).  These can be encoded using an opcode for storing in st(0) or using
an opcode for storing in st(i), where i can also be 0.  To allow testing with
the darwin assembler and get a matching binary the opcode for storing in st(0)
is now used.  To do this the same logical trick is use from the darwin assembler
in converting things like this:

fmul %st(0), %st

into this:

fmul %st(0)

by looking for the second operand being X86::ST0 for specific floating point
mnemonics then removing the second X86::ST0 operand.  This also has the add
benefit to allow things like:

fmul %st(1), %st

that llvm-mc did not assemble.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@104634 91177308-0d34-0410-b5e6-96231b3b80d8