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Commit Graph

1185 Commits

Author SHA1 Message Date
Anton Korobeynikov
dc39f4fff8 Emit cross regclass register moves for thumb2.
Minor code duplication cleanup.

llvm-svn: 76124
2009-07-16 23:26:06 +00:00
Evan Cheng
7a6b20df7f Let callers decide the sub-register index on the def operand of rematerialized instructions.
Avoid remat'ing instructions whose def have sub-register indices for now. It's just really really hard to get all the cases right.

llvm-svn: 75900
2009-07-16 09:20:10 +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
d85e8b6334 Lift DumpAsm / -print-emitted-asm functionality into LLVMTargetMachine.
- No intended functionality change.

llvm-svn: 75848
2009-07-15 22:33:19 +00:00
Daniel Dunbar
3cff9fe21d Remove old style hacks to register AsmPrinter into TargetMachine.
- No intended functionality change.

llvm-svn: 75843
2009-07-15 22:01:32 +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
David Goodwin
e0552265a6 Thumb-2 only support [base_reg + offset_reg] addressing, not [base_reg - offset_reg].
llvm-svn: 75789
2009-07-15 15:50:19 +00:00
Daniel Dunbar
23bba6d075 Replace large swaths of copy-n-paste code with obvious helper function...
- Which was already present in the module!

 - I skipped this xform for Alpha, since it runs an extra pass during assembly
   emission, but not when emitting assembly via the DumpAsm flag.

 - No functionality change.

--
ddunbar@giles:llvm$ svn diff | grep '^- ' | sort | uniq -c
  18 -      PM.add(AsmPrinterCtor(ferrs(), *this, true));
  18 -    assert(AsmPrinterCtor && "AsmPrinter was not linked in");
  18 -    if (AsmPrinterCtor)
  18 -  if (DumpAsm) {
  18 -  }
ddunbar@giles:llvm$ svn diff | grep '^+ ' | sort | uniq -c
  18 +    addAssemblyEmitter(PM, OptLevel, true, ferrs());
  18 +  if (DumpAsm)
--

llvm-svn: 75782
2009-07-15 12:49:15 +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
Chris Lattner
151877b93e convert arm/darwin stubs to use the mangler to synthesize all the names instead of
doing it with printSuffixedName.

llvm-svn: 75741
2009-07-15 04:41:01 +00:00
Chris Lattner
499fe29f12 fix an arm codegen bug (the same as PR4482 on ppc) where available_externally
symbols were not getting stubs.  While I'm at it, add a big testcase for
stub generation to make sure I don't break anything.

llvm-svn: 75737
2009-07-15 04:12:33 +00:00
Chris Lattner
dd01e838c8 convert [Hidden]GVNonLazyPtrs to compute the global and stub names
with the mangler (like x86 and ppc), instead of going through 
printSuffixedName.

llvm-svn: 75736
2009-07-15 03:12:43 +00:00
Owen Anderson
8c85061ee6 Move EVER MORE stuff over to LLVMContext.
llvm-svn: 75703
2009-07-14 23:09:55 +00:00
Bob Wilson
fe2d3828e9 Fix bad indentation and 80-col violation.
llvm-svn: 75686
2009-07-14 21:45:58 +00:00
David Goodwin
0d1423fb22 Check for PRE_INC and POST_INC.
llvm-svn: 75683
2009-07-14 21:29:29 +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
David Goodwin
8cd9c88760 hasThumb2() does not mean we are compiling for thumb, must also check isThumb().
llvm-svn: 75660
2009-07-14 18:48:51 +00:00
Bob Wilson
8682c6607e Remove an extra space.
llvm-svn: 75658
2009-07-14 18:44:34 +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
Evan Cheng
b8666f7abc 1. In Thumb mode, select tBx instead of ARM variants.
2. BX does not "use" the link register, it defines it.
3. Fix a couple more places in thumb td file that still uses pre-UAL syntax.

llvm-svn: 75585
2009-07-14 01:49:27 +00:00
David Goodwin
88f38c0380 Fix detection of valid BFC immediates.
llvm-svn: 75576
2009-07-14 00:57:56 +00:00
Bob Wilson
a8d7dde3ce Fix an obvious copy-and-paste error.
llvm-svn: 75566
2009-07-14 00:23:44 +00:00
Bob Wilson
4c76b1c7fc Revert 75309.
llvm-svn: 75562
2009-07-14 00:01:42 +00:00
David Goodwin
9634e3ff8f Fix FP elimination code to work for Thumb-2 addrmode AddrModeT2_so. This fixes SingleSource/Benchmarks/Stanford/Queens (among others).
llvm-svn: 75513
2009-07-13 21:43:08 +00:00
Bob Wilson
e0478ff8e5 Fix comment typos.
llvm-svn: 75479
2009-07-13 18:11:36 +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
Evan Cheng
20086680b0 Don't put IT instruction before conditional branches.
llvm-svn: 75361
2009-07-11 07:26:20 +00:00
Evan Cheng
03d981d91b Smarter isel of ldrsb / ldrsh. Only make use of these when [r,r] address is feasible.
llvm-svn: 75360
2009-07-11 07:08:13 +00:00
Evan Cheng
268b47b1fb Major changes to Thumb (not Thumb2). Many 16-bit instructions either modifies CPSR when they are outside the IT blocks, or they can predicated when in Thumb2. Move the implicit def of CPSR to an optional def which defaults CPSR. This allows the 's' bit to be toggled dynamically.
A side-effect of this change is asm printer is now using unified assembly. There are some minor clean ups and fixes as well.

llvm-svn: 75359
2009-07-11 06:43:01 +00:00
Evan Cheng
e83b947a2c 80 col violation.
llvm-svn: 75358
2009-07-11 06:37:27 +00:00
Bob Wilson
88593195a0 Add superclasses of ARM Neon quad registers. The Q2PR class contains pairs of
quad registers and the Q4PR class holds sets of 4 quad registers.

llvm-svn: 75309
2009-07-10 23:09:06 +00:00
David Goodwin
1a6f4f6f8d Predicate VFP instructions on HasVFP2 instead of IsARM. This allows VFP instructions with thumb-2.
llvm-svn: 75254
2009-07-10 17:03:29 +00:00
David Goodwin
527180b7b0 t2LDM_RET does not fall-through.
llvm-svn: 75250
2009-07-10 15:33:46 +00:00
Duncan Sands
eaa9975d59 Add Thumb2ITBlockPass.cpp to CMakeLists.txt, fixing
the cmake build.

llvm-svn: 75246
2009-07-10 08:31:50 +00:00
Evan Cheng
6e276f4376 More info about Thumb1 predication support.
llvm-svn: 75220
2009-07-10 02:10:17 +00:00
Evan Cheng
74f5327e53 We don't need separate thumb1 instructions tADDSi3 etc. for addc and subc. The "normal" version always modify condition register CPSR so we should just use def : pat to match to the same instructions.
llvm-svn: 75219
2009-07-10 02:09:04 +00:00
Evan Cheng
24f2aefc87 Add a thumb2 pass to insert IT blocks.
llvm-svn: 75218
2009-07-10 01:54:42 +00:00
Evan Cheng
4d2678d1ff Move isPredicated from .cpp to .h
llvm-svn: 75217
2009-07-10 01:38:27 +00:00
Evan Cheng
5bdb67db63 80 col violation.
llvm-svn: 75212
2009-07-10 00:45:16 +00:00
Evan Cheng
4249ad4c00 Remove a bogus assertion.
llvm-svn: 75206
2009-07-10 00:23:48 +00:00
Bob Wilson
3309c912fb Replace TM.getRegisterInfo() calls by TRI instance variable.
Use getAsmName() method instead of accessing AsmName field directly.

llvm-svn: 75205
2009-07-10 00:14:05 +00:00