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Commit Graph

98 Commits

Author SHA1 Message Date
Chris Lattner
34ba5422cd if Xcore doesn't support TLS, it doesn't have to worry about thread local LLVM IR, it should be rejected by a front-end.
llvm-svn: 76665
2009-07-21 22:37:38 +00:00
Chris Lattner
aa793632ff remove the Xcore implementation of SelectSectionForGlobal. While you have
to twist your brain to see it, I believe it is the same as ELFTargetAsmInfo::SelectSectionForGlobal.

llvm-svn: 76664
2009-07-21 22:36:53 +00:00
Chris Lattner
0a3a6f2ceb Remove the XCore custom implementation of MergeableConstSection, relying on
the generic ELF version instead.  This will result in its mergable constant
sections getting named ".rodata.cst4" instead of ".cp.const4", but the
linker looks at the section flags, not the name of the section AFAICT.

llvm-svn: 76659
2009-07-21 22:25:52 +00:00
Chris Lattner
4815d4919c Remove some overridden functions in XCoreTargetAsmInfo that are
implemented exactly the same way as its ELFTargetAsmInfo subclass 
has them.

llvm-svn: 76653
2009-07-21 21:26:32 +00:00
Eli Friedman
45160af6bd Remove shift amount flavor. It isn't actually complete enough to
be useful, and it's currently unused.  (Some issues: it isn't actually 
rich enough to capture the semantics on many architectures, and
semantics can vary depending on the type being shifted.)

llvm-svn: 76633
2009-07-21 20:12:16 +00:00
Chris Lattner
3d4ab7a231 make AsmPrinter::doFinalization iterate over the global variables
and call PrintGlobalVariable, allowing elimination and simplification
of various targets.

llvm-svn: 76604
2009-07-21 18:38:57 +00:00
Chris Lattner
89785b23b8 reduce indentation by using an early exit.
llvm-svn: 76596
2009-07-21 17:59:36 +00:00
Bill Wendling
1a10a060cb Add plumbing for the `linker_private' linkage type. This type is meant for
"private" symbols which the assember shouldn't strip, but which the linker may
remove after evaluation. This is mostly useful for Objective-C metadata.

This is plumbing, so we don't have a use of it yet. More to come, etc.

llvm-svn: 76385
2009-07-20 01:03:30 +00:00
Daniel Dunbar
f5a95d9e81 Tweak cmake files for the four targets that don't split CodeGen out.
- We should canonicalize this and get rid of the cmake and llvm-config hacks to
   support both variants.

llvm-svn: 76350
2009-07-19 00:26:46 +00:00
Daniel Dunbar
aca95eac72 Add dependencies from TargetInfo onto .td generation.
- Shouldn't really be necessary, but currently .inc files get included into
   some main target headers.

llvm-svn: 76349
2009-07-19 00:21:12 +00:00
Daniel Dunbar
960ef321ca Put Target definitions inside Target specific header, and llvm namespace.
llvm-svn: 76344
2009-07-18 23:03:22 +00:00
Eli Friedman
93d9c9f85f Handle void in XCoreTargetLowering::isLegalAddressingMode. Triggers in
test/CodeGen/Generic.

llvm-svn: 76162
2009-07-17 07:16:38 +00:00
Richard Osborne
ee0ad3d09b Combine an unaligned store of unaligned load into a memmove.
llvm-svn: 75908
2009-07-16 12:50:48 +00:00
Richard Osborne
764d765724 Lower the threshold at which memcpy / memmove / memset stop being expanded
inline in the XCore.

llvm-svn: 75906
2009-07-16 12:41:34 +00:00
Richard Osborne
858b52a587 Fix typo in last commit on expansion of unaligned loads.
llvm-svn: 75903
2009-07-16 10:48:47 +00:00
Richard Osborne
0d65748f8f Expand unaligned 32 bit loads from an address which is a constant
offset from a 32 bit aligned base as follows:

  ldw low, base[offset >> 2]
  ldw high, base[(offset >> 2) + 1]
  shr low_shifted, low, (offset & 0x3) * 8
  shl high_shifted, high, 32 - (offset & 0x3) * 8
  or result, low_shifted, high_shifted

Expand 32 bit loads / stores with 16 bit alignment into two 16 bit
loads / stores.

llvm-svn: 75902
2009-07-16 10:42:35 +00:00
Richard Osborne
eb8036be44 Custom lower unaligned 32 bit stores and loads into libcalls. This is
a big code size win since before they were expanding to upto 16
instructions.

llvm-svn: 75901
2009-07-16 10:21:18 +00:00
Daniel Dunbar
90536f6737 Kill off <TARGET>MachineModule variables, and <TARGETASMPRINTER>ForceLink
variables.
 - Module initialization functions supplanted the need for these.

llvm-svn: 75886
2009-07-16 01:55:13 +00:00
Daniel Dunbar
4771afe104 Lift addAssemblyEmitter into LLVMTargetMachine.
- No functionality change.

llvm-svn: 75859
2009-07-15 23:34:19 +00:00
Daniel Dunbar
efb868a754 Register AsmPrinter for XCore, MSP430, and PIC16 targets.
- Switch to standard addAssemblyEmitter logic.

llvm-svn: 75854
2009-07-15 23:17:20 +00:00
Daniel Dunbar
07f75f2e42 Remove unused function.
llvm-svn: 75829
2009-07-15 20:59:20 +00:00
Daniel Dunbar
5707dd7f73 Reapply TargetRegistry refactoring commits.
--- Reverse-merging r75799 into '.':
 U   test/Analysis/PointerTracking
U    include/llvm/Target/TargetMachineRegistry.h
U    include/llvm/Target/TargetMachine.h
U    include/llvm/Target/TargetRegistry.h
U    include/llvm/Target/TargetSelect.h
U    tools/lto/LTOCodeGenerator.cpp
U    tools/lto/LTOModule.cpp
U    tools/llc/llc.cpp
U    lib/Target/PowerPC/PPCTargetMachine.h
U    lib/Target/PowerPC/AsmPrinter/PPCAsmPrinter.cpp
U    lib/Target/PowerPC/PPCTargetMachine.cpp
U    lib/Target/PowerPC/PPC.h
U    lib/Target/ARM/ARMTargetMachine.cpp
U    lib/Target/ARM/AsmPrinter/ARMAsmPrinter.cpp
U    lib/Target/ARM/ARMTargetMachine.h
U    lib/Target/ARM/ARM.h
U    lib/Target/XCore/XCoreTargetMachine.cpp
U    lib/Target/XCore/XCoreTargetMachine.h
U    lib/Target/PIC16/PIC16TargetMachine.cpp
U    lib/Target/PIC16/PIC16TargetMachine.h
U    lib/Target/Alpha/AsmPrinter/AlphaAsmPrinter.cpp
U    lib/Target/Alpha/AlphaTargetMachine.cpp
U    lib/Target/Alpha/AlphaTargetMachine.h
U    lib/Target/X86/X86TargetMachine.h
U    lib/Target/X86/X86.h
U    lib/Target/X86/AsmPrinter/X86ATTAsmPrinter.h
U    lib/Target/X86/AsmPrinter/X86AsmPrinter.cpp
U    lib/Target/X86/AsmPrinter/X86IntelAsmPrinter.h
U    lib/Target/X86/X86TargetMachine.cpp
U    lib/Target/MSP430/MSP430TargetMachine.cpp
U    lib/Target/MSP430/MSP430TargetMachine.h
U    lib/Target/CppBackend/CPPTargetMachine.h
U    lib/Target/CppBackend/CPPBackend.cpp
U    lib/Target/CBackend/CTargetMachine.h
U    lib/Target/CBackend/CBackend.cpp
U    lib/Target/TargetMachine.cpp
U    lib/Target/IA64/IA64TargetMachine.cpp
U    lib/Target/IA64/AsmPrinter/IA64AsmPrinter.cpp
U    lib/Target/IA64/IA64TargetMachine.h
U    lib/Target/IA64/IA64.h
U    lib/Target/MSIL/MSILWriter.cpp
U    lib/Target/CellSPU/SPUTargetMachine.h
U    lib/Target/CellSPU/SPU.h
U    lib/Target/CellSPU/AsmPrinter/SPUAsmPrinter.cpp
U    lib/Target/CellSPU/SPUTargetMachine.cpp
U    lib/Target/Mips/AsmPrinter/MipsAsmPrinter.cpp
U    lib/Target/Mips/MipsTargetMachine.cpp
U    lib/Target/Mips/MipsTargetMachine.h
U    lib/Target/Mips/Mips.h
U    lib/Target/Sparc/AsmPrinter/SparcAsmPrinter.cpp
U    lib/Target/Sparc/SparcTargetMachine.cpp
U    lib/Target/Sparc/SparcTargetMachine.h
U    lib/ExecutionEngine/JIT/TargetSelect.cpp
U    lib/Support/TargetRegistry.cpp

llvm-svn: 75820
2009-07-15 20:24:03 +00:00
Stuart Hastings
ef732a2bea Revert 75762, 75763, 75766..75769, 75772..75775, 75778, 75780, 75782 to repair broken LLVM-GCC build.
Will revert 75770 in the llvm-gcc trunk.

llvm-svn: 75799
2009-07-15 17:27:11 +00:00
Richard Osborne
bdd120fbdb Fix pattern for LD16S_3r, add basic tests to check load / store instructions
are being properly selected.

llvm-svn: 75797
2009-07-15 17:06:59 +00:00
Richard Osborne
589cb93199 Fix XCoreTargetLowering::isLegalAddressingMode to handle non simple VTs.
llvm-svn: 75788
2009-07-15 15:46:56 +00:00
Richard Osborne
f7ae8f4036 Remove the xcore-file-directive option now that LLVM has proper support for
emitting file directives with one parameter.

llvm-svn: 75787
2009-07-15 15:36:37 +00:00
Daniel Dunbar
2b67b4ab9f Kill off old (TargetMachine level, not Target level) match quality functions.
llvm-svn: 75780
2009-07-15 12:26:05 +00:00
Daniel Dunbar
51b81c9930 Provide TargetMachine implementations with reference to Target they were created
from.
 - This commit is almost entirely propogating the reference through the
   TargetMachine subclasses' constructor calls.

llvm-svn: 75778
2009-07-15 12:11:05 +00:00
Daniel Dunbar
a2af870bd7 Register Target's TargetMachine and AsmPrinter in the new registry.
- This abuses TargetMachineRegistry's constructor for now, this will get
   cleaned up in time.

llvm-svn: 75762
2009-07-15 09:22:31 +00:00
Daniel Dunbar
b70d5cdfe1 Add TargetInfo libraries for all targets.
- Intended to match current TargetMachine implementations.

 - No facilities for linking these in yet.

llvm-svn: 75751
2009-07-15 06:35:19 +00:00
Owen Anderson
8c85061ee6 Move EVER MORE stuff over to LLVMContext.
llvm-svn: 75703
2009-07-14 23:09:55 +00:00
David Greene
9c8a1b9b90 Have asm printers use formatted_raw_ostream directly to avoid a
dynamic_cast<>.

llvm-svn: 75670
2009-07-14 20:18:05 +00:00
Chris Lattner
6ec578688d Reapply my previous asmprinter changes now with more testing and two
additional bug fixes:

1. The bug that everyone hit was a problem in the asmprinter where it
   would remove $stub but keep the L prefix on a name when emitting the
   indirect symbol.  This is easy to fix by keeping the name of the stub
   and the name of the symbol in a StringMap instead of just keeping a
   StringSet and trying to reconstruct it late.

2. There was a problem printing the personality function.  The current
   logic to print out the personality function from the DWARF information
   is a bit of a cesspool right now that duplicates a bunch of other 
   logic in the asm printer.  The short version of it is that it depends
   on emitting both the L and _ prefix for symbols (at least on darwin)
   and until I can untangle it, it is best to switch the mangler back to
   emitting both prefixes.

llvm-svn: 75646
2009-07-14 18:17:16 +00:00
Torok Edwin
f955a6ef49 llvm_unreachable->llvm_unreachable(0), LLVM_UNREACHABLE->llvm_unreachable.
This adds location info for all llvm_unreachable calls (which is a macro now) in
!NDEBUG builds.
In NDEBUG builds location info and the message is off (it only prints
"UREACHABLE executed").

llvm-svn: 75640
2009-07-14 16:55:14 +00:00
Daniel Dunbar
84d593320b Revert r75615, which depended on 75610.
--- Reverse-merging r75615 into '.':
U    lib/Target/XCore/XCoreAsmPrinter.cpp
U    lib/Target/PIC16/PIC16AsmPrinter.cpp
U    lib/Target/X86/AsmPrinter/X86IntelAsmPrinter.cpp
U    lib/Target/MSP430/MSP430AsmPrinter.cpp
U    lib/Target/IA64/AsmPrinter/IA64AsmPrinter.cpp
U    lib/Target/CellSPU/AsmPrinter/SPUAsmPrinter.cpp
U    lib/Target/ARM/AsmPrinter/ARMAsmPrinter.cpp
U    lib/Target/PowerPC/AsmPrinter/PPCAsmPrinter.cpp
U    lib/Target/Alpha/AsmPrinter/AlphaAsmPrinter.cpp
U    lib/Target/MSIL/MSILWriter.cpp
U    lib/Target/Sparc/AsmPrinter/SparcAsmPrinter.cpp
U    lib/Target/Mips/AsmPrinter/MipsAsmPrinter.cpp

llvm-svn: 75637
2009-07-14 16:12:13 +00:00
Chris Lattner
8aa18612e2 Rename getValueName -> getMangledName.
llvm-svn: 75615
2009-07-14 06:18:50 +00:00
Torok Edwin
62902fd6c8 Remove extra \n from LLVM_UNREACHABLE calls.
llvm-svn: 75416
2009-07-12 07:15:17 +00:00
Torok Edwin
ae8a3ff177 assert(0) -> LLVM_UNREACHABLE.
Make llvm_unreachable take an optional string, thus moving the cerr<< out of
line.
LLVM_UNREACHABLE is now a simple wrapper that makes the message go away for
NDEBUG builds.

llvm-svn: 75379
2009-07-11 20:10:48 +00:00
Owen Anderson
8970999512 Thread LLVMContext through MVT and related parts of SDISel.
llvm-svn: 75153
2009-07-09 17:57:24 +00:00
Torok Edwin
358888da3a Implement changes from Chris's feedback.
Finish converting lib/Target.

llvm-svn: 75043
2009-07-08 20:53:28 +00:00
Torok Edwin
980729667e Convert more abort() calls to llvm_report_error().
Also remove trailing semicolon.

llvm-svn: 75027
2009-07-08 19:04:27 +00:00
Bill Wendling
fdd5badace Update comments to make it clear that the function alignment is the Log2 of the
bytes and not bytes.

llvm-svn: 74624
2009-07-01 18:50:55 +00:00
Daniel Dunbar
bc3d149e98 Remove unused AsmPrinter OptLevel argument, and propogate.
- This more or less amounts to a revert of r65379. I'm curious to know what
   happened that caused this variable to become unused.

llvm-svn: 74579
2009-07-01 01:48:54 +00:00
Bill Wendling
c0fb316bd3 Add an "alignment" field to the MachineFunction object. It makes more sense to
have the alignment be calculated up front, and have the back-ends obey whatever
alignment is decided upon.

This allows for future work that would allow for precise no-op placement and the
like.

llvm-svn: 74564
2009-06-30 22:38:32 +00:00
Chris Lattner
d59a5b9f8b sink dwarf finalization out of each target into AsmPrinter::doFinalization
llvm-svn: 74097
2009-06-24 18:54:37 +00:00
Chris Lattner
0690755320 eliminate the ExtWeakSymbols set from AsmPrinter. This eliminates
a bunch of code from all the targets, and eliminates nondeterministic
ordering of directives being emitted in the output.

llvm-svn: 74096
2009-06-24 18:52:01 +00:00
Bob Wilson
7bd642b80c Provide InitializeAllTargets and InitializeNativeTarget functions in the
C bindings.  Change all the backend "Initialize" functions to have C linkage.
Change the "llvm/Config/Targets.def" header to use C-style comments to avoid
compile warnings.

llvm-svn: 74026
2009-06-23 23:59:40 +00:00
Devang Patel
35810cd07b Move up dwarf writer initialization in common AsmPrinter class.
llvm-svn: 73784
2009-06-19 21:54:26 +00:00
Chris Lattner
ea0ea2f4bc simplify macro debug info directive handling.
llvm-svn: 73736
2009-06-18 23:31:37 +00:00
Douglas Gregor
f5291553f2 Introduce new headers whose inclusion forces linking and
initialization of all targets (InitializeAllTargets.h) or assembler
printers (InitializeAllAsmPrinters.h). This is a step toward the
elimination of relinked object files, so that we can build normal
archives.

llvm-svn: 73543
2009-06-16 20:12:29 +00:00