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9470 Commits

Author SHA1 Message Date
Evan Cheng
5b463905be Add comments for missed opportunities. 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@100610 91177308-0d34-0410-b5e6-96231b3b80d8
 2010-04-07 06:00:33 +00:00
Evan Cheng
348856e56a Fix typo. 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@100609 91177308-0d34-0410-b5e6-96231b3b80d8
 2010-04-07 05:59:12 +00:00
Chris Lattner
cf9a415182 Have the inst emitter add the !srcloc mdnode to the machine instr. 
Have the asmprinter use the mdnode to scavenge a source location if
present.  Document this nonsense in langref.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@100607 91177308-0d34-0410-b5e6-96231b3b80d8
 2010-04-07 05:38:05 +00:00
Chris Lattner
fee455ea6a remove another magic number. 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@100606 91177308-0d34-0410-b5e6-96231b3b80d8
 2010-04-07 05:27:36 +00:00
Chris Lattner
decc267151 Three changes: 
1. Introduce some enums and accessors in the InlineAsm class
   that eliminate a ton of magic numbers when handling inline
   asm SDNode.
2. Add a new MDNodeSDNode selection dag node type that holds
   a MDNode (shocking!)
3. Add a new argument to ISD::INLINEASM nodes that hold !srcloc
   metadata, propagating it to the instruction emitter, which
   drops it.

No functionality change.



git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@100605 91177308-0d34-0410-b5e6-96231b3b80d8
 2010-04-07 05:20:54 +00:00
Dale Johannesen
343b42e428 Move printing of target-indepedent DEBUG_VALUE comments 
into AsmPrinter.  Target-dependent form is still generated
by FastISel and still handled in X86 code.



git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@100596 91177308-0d34-0410-b5e6-96231b3b80d8
 2010-04-07 01:15:14 +00:00
Evan Cheng
d94671a25e Post regalloc LICM. Work in progress. 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@100592 91177308-0d34-0410-b5e6-96231b3b80d8
 2010-04-07 00:41:17 +00:00
Devang Patel
5f0940002a Do not emit specification DIE with DW_AT_specification attribute for member functions of a funcation local class. This trips gdb's partial scan of DIEs at load time. Fixes Radar 7833483. 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@100586 91177308-0d34-0410-b5e6-96231b3b80d8
 2010-04-06 23:53:48 +00:00
John McCall
795ee9dd1e Fix a number of clang -Wsign-compare warnings that didn't have an obvious 
solution.  The only reason these don't fire with gcc-4.2 is that gcc turns off
part of -Wsign-compare in C++ on accident.



git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@100581 91177308-0d34-0410-b5e6-96231b3b80d8
 2010-04-06 23:35:53 +00:00
Dale Johannesen
49d915bb9a Revert 100573, it's causing some testsuite problems. 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@100578 91177308-0d34-0410-b5e6-96231b3b80d8
 2010-04-06 22:45:26 +00:00
Dale Johannesen
0a580d30e0 Move printing of DEBUG_VALUE comments to target-independent place. 
There is probably a more elegant way to do this.



git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@100573 91177308-0d34-0410-b5e6-96231b3b80d8
 2010-04-06 22:21:07 +00:00
Dale Johannesen
c4d7b14a92 Allow for the possibility that a debug-value points 
to a SDNode that didn't have code generated for it.



git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@100566 91177308-0d34-0410-b5e6-96231b3b80d8
 2010-04-06 21:59:56 +00:00
Stuart Hastings
639336e0bd Reverting 100530 & 100531 due to regressions in the GDB test suite. 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@100563 91177308-0d34-0410-b5e6-96231b3b80d8
 2010-04-06 21:38:29 +00:00
Evan Cheng
98116f99b6 Code clean up. Move includes from VirtRegRewriter.h to VirtRegRewriter.cpp. 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@100532 91177308-0d34-0410-b5e6-96231b3b80d8
 2010-04-06 17:19:55 +00:00
Stuart Hastings
983327b351 Revise debug info machinery to digest nested functions and classes. 
A certain GDB testsuite case (local.cc) has a function nested inside a
class nested inside another function.  GCC presents the innermost
function to llvm-convert first.  Heretofore, the debug info mistakenly
placed the inner function at module scope.  This patch walks the GCC
context links and instantiates the outer class and function so the
debug info is properly nested.  Radar 7426545.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@100530 91177308-0d34-0410-b5e6-96231b3b80d8
 2010-04-06 17:19:32 +00:00
Mon P Wang
01f0e8561d Remove assert to treat memmove and memset like memcpy 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@100521 91177308-0d34-0410-b5e6-96231b3b80d8
 2010-04-06 08:27:51 +00:00
Chris Lattner
885d94143d propagate cookie management out one layer of function calls. 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@100510 91177308-0d34-0410-b5e6-96231b3b80d8
 2010-04-06 00:58:50 +00:00
Chris Lattner
6eb7806a5f report errors through LLVMContext's inline asm handler if available. 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@100509 91177308-0d34-0410-b5e6-96231b3b80d8
 2010-04-06 00:55:39 +00:00
Chris Lattner
421ccd9892 Give MachineModuleInfo an actual Module*. 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@100508 91177308-0d34-0410-b5e6-96231b3b80d8
 2010-04-06 00:51:52 +00:00
Devang Patel
f778b57fc5 Remove unnecessary include. 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@100505 91177308-0d34-0410-b5e6-96231b3b80d8
 2010-04-06 00:38:32 +00:00
Evan Cheng
18141eed26 Fix an obvious copy-n-paste bug. It's not known to cause any miscompilation. 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@100494 91177308-0d34-0410-b5e6-96231b3b80d8
 2010-04-05 23:33:29 +00:00
Chris Lattner
79180e2ef5 Give AsmParser an option to control whether it finalizes 
the stream.  New demo:

$ clang asm.c -S -o - -emit-llvm | llc -filetype=obj -o t.o
$ otool -tv t.o
t.o:
(__TEXT,__text) section
_foo:
0000000000000000	subq	$0x08,%rsp
0000000000000004	movl	%edi,(%rsp)
0000000000000007	movl	%edi,%eax
0000000000000009	incl	%eax
000000000000000b	movl	%eax,(%rsp)
000000000000000e	movl	%eax,0x04(%rsp)
0000000000000012	addq	$0x08,%rsp
0000000000000016	ret



git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@100492 91177308-0d34-0410-b5e6-96231b3b80d8
 2010-04-05 23:15:42 +00:00
Chris Lattner
af632c91a0 add .o file writing for inline asm in llc. Here's a silly 
demo:

$ clang asm.c -S -o - -emit-llvm | llc -filetype=obj -o t.o
<inline asm>:1:2: error: unrecognized instruction
	abc incl    %eax
	^
LLVM ERROR: Error parsing inline asm

Only problem seems to be that the parser finalizes OutStreamer 
at the end of the first inline asm, which isn't what we want.
For example:

$ cat asm.c
int foo(int X) {
 __asm__ ("incl    %0" : "+r" (X));
 return X;
}
$ clang asm.c -S -o - -emit-llvm | llc
...
	subq	$8, %rsp
	movl	%edi, (%rsp)
	movl	%edi, %eax
	## InlineAsm Start
	incl    %eax
	## InlineAsm End
	movl	%eax, (%rsp)
	movl	%eax, 4(%rsp)
	addq	$8, %rsp
	ret
$ clang asm.c -S -o - -emit-llvm | llc -filetype=obj -o t.o
$ otool -tv t.o
t.o:
(__TEXT,__text) section
_foo:
0000000000000000	subq	$0x08,%rsp
0000000000000004	movl	%edi,(%rsp)
0000000000000007	movl	%edi,%eax
0000000000000009	incl	%eax
$ 

don't stop at inc!



git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@100491 91177308-0d34-0410-b5e6-96231b3b80d8
 2010-04-05 23:11:24 +00:00
Bill Wendling
57fbba4dba Output floating point representations in DWARF format. This is done by outputing 
the FP encoding directly as a hex representation.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@100487 91177308-0d34-0410-b5e6-96231b3b80d8
 2010-04-05 22:59:21 +00:00
Chris Lattner
4c842dda39 stringref-ize the MemoryBuffer::get apis. This requires 
a co-committed clang patch.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@100485 91177308-0d34-0410-b5e6-96231b3b80d8
 2010-04-05 22:42:30 +00:00
Dan Gohman
7b55d3665c Add a comment. 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@100459 91177308-0d34-0410-b5e6-96231b3b80d8
 2010-04-05 20:24:08 +00:00
Chris Lattner
5c06a20814 lowering a volatile llvm.memcpy to a libc memcpy is ok. 
PR6779


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@100457 91177308-0d34-0410-b5e6-96231b3b80d8
 2010-04-05 20:11:45 +00:00
Dan Gohman
c4ae94dee8 Don't do code sinking on unreachable blocks. It's unprofitable and hazardous. 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@100455 91177308-0d34-0410-b5e6-96231b3b80d8
 2010-04-05 19:17:22 +00:00
Chris Lattner
512063dd0f remove the now-redundant MMI pointer in SelectionDAG. 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@100419 91177308-0d34-0410-b5e6-96231b3b80d8
 2010-04-05 06:19:28 +00:00
Chris Lattner
d2c4f19a9f hopefully sate the clang self host build, which is apparently 
instantiating some folding set stuff that GCC isn't, requiring 
some types to not be incomplete.

I don't know if clang is right or wrong, but unbreaking the
bot is goodness.  Here's the broken build:
http://google1.osuosl.org:8011/builders/clang-x86_64-darwin10-selfhost/builds/1813/steps/compile.llvm.stage2/logs/stdio


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@100418 91177308-0d34-0410-b5e6-96231b3b80d8
 2010-04-05 06:12:01 +00:00
Chris Lattner
de6e783b24 remove some redundant MMI arguments. 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@100417 91177308-0d34-0410-b5e6-96231b3b80d8
 2010-04-05 06:10:13 +00:00
Chris Lattner
ed3a8067a6 unthread MMI from FastISel 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@100416 91177308-0d34-0410-b5e6-96231b3b80d8
 2010-04-05 06:05:26 +00:00
Chris Lattner
a267b0076e remove the MMI pointer from MachineFrameInfo. 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@100415 91177308-0d34-0410-b5e6-96231b3b80d8
 2010-04-05 05:57:52 +00:00
Chris Lattner
820e55e9ad enhance MachineFunction to have a MMI pointer. 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@100414 91177308-0d34-0410-b5e6-96231b3b80d8
 2010-04-05 05:49:50 +00:00
Chris Lattner
2b1b3312e0 privatize more stuff, eliminate vtables. 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@100410 91177308-0d34-0410-b5e6-96231b3b80d8
 2010-04-05 05:32:45 +00:00
Chris Lattner
105d697593 reprivatize now that DwarfWriter is gone. 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@100409 91177308-0d34-0410-b5e6-96231b3b80d8
 2010-04-05 05:31:04 +00:00
Chris Lattner
6d7337896f prune #includes, MMI can never be null 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@100408 91177308-0d34-0410-b5e6-96231b3b80d8
 2010-04-05 05:28:23 +00:00
Chris Lattner
74e41f9821 prune #includes, realize the MMI can never be null. 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@100407 91177308-0d34-0410-b5e6-96231b3b80d8
 2010-04-05 05:24:55 +00:00
Chris Lattner
493c9765e0 finally blast DwarfWriter away. 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@100406 91177308-0d34-0410-b5e6-96231b3b80d8
 2010-04-05 05:12:59 +00:00
Chris Lattner
49cd6649e1 change AsmPrinter to use DwarfDebug/DwarfException directly 
instead of going through DwarfWriter.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@100405 91177308-0d34-0410-b5e6-96231b3b80d8
 2010-04-05 05:11:15 +00:00
Chris Lattner
ea761868b5 trim some spurious references to DwarfWriter. SDIsel really doesn't 
need it anymore, so don't addRequire it.



git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@100400 91177308-0d34-0410-b5e6-96231b3b80d8
 2010-04-05 04:09:20 +00:00
Chris Lattner
994cb126c9 eliminate DwarfDebug::shouldEmit, which is the same now as MMI::hasDebugInfo 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@100386 91177308-0d34-0410-b5e6-96231b3b80d8
 2010-04-05 03:52:55 +00:00
Chris Lattner
6342b416f3 fix a regression on 2009-08-17-DebugInfo.m 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@100385 91177308-0d34-0410-b5e6-96231b3b80d8
 2010-04-05 03:49:26 +00:00
Chris Lattner
ba79d72eab selection dag doesn't need DwarfWriter, remove some tendrils. 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@100382 91177308-0d34-0410-b5e6-96231b3b80d8
 2010-04-05 02:23:33 +00:00
Chris Lattner
d850ac79b5 fastisel doesn't need DwarfWriter, remove some tendricles. 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@100381 91177308-0d34-0410-b5e6-96231b3b80d8
 2010-04-05 02:19:28 +00:00
Chris Lattner
90429c487f just have all targets create the DwarfWriter. 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@100377 91177308-0d34-0410-b5e6-96231b3b80d8
 2010-04-05 00:42:55 +00:00
Chris Lattner
505e86832a nuke DwarfPrinter 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@100375 91177308-0d34-0410-b5e6-96231b3b80d8
 2010-04-05 00:27:29 +00:00
Chris Lattner
84ac8b7f43 make DwarfException not inherit from DwarfPrinter. 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@100374 91177308-0d34-0410-b5e6-96231b3b80d8
 2010-04-05 00:26:50 +00:00
Chris Lattner
a37d5387a5 change SizeOf to take AsmPrinter instead of TargetData, 
simplifying a bunch of code.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@100373 91177308-0d34-0410-b5e6-96231b3b80d8
 2010-04-05 00:18:22 +00:00
Chris Lattner
d38fee8ddc 1) make DIE take AsmPrinter instead of DwarfPrinter. 
2) change DwarfDebug to not inherit from DwarfPrinter.



git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@100372 91177308-0d34-0410-b5e6-96231b3b80d8
 2010-04-05 00:13:49 +00:00