New isAssociative/isCommutative inspection methods, graciously contributed by
Casey Carter.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@4459 91177308-0d34-0410-b5e6-96231b3b80d8

Statistic class should return const reference to *this, not a reference to
the data type.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@4458 91177308-0d34-0410-b5e6-96231b3b80d8

BreakCriticalEdges should update dominance frontier information as well as
other dominance stuff.  Patch contributed by Casey Carter

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@4457 91177308-0d34-0410-b5e6-96231b3b80d8

Add interface to update domfrontier info, thanks to Casey Carter for impl

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@4456 91177308-0d34-0410-b5e6-96231b3b80d8

New testcases

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@4455 91177308-0d34-0410-b5e6-96231b3b80d8

Fix two problems:
  * Load Implementation can cause unaligned memory accesses, which caused
    problems for sparc.
  * cast from pointer to pointer would zero the upper 32 bits of the pointer
    which obviously causes problems on 64 bit hosts.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@4454 91177308-0d34-0410-b5e6-96231b3b80d8

Bug fix: need to initialize new CallArgsDescriptor pointer.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@4453 91177308-0d34-0410-b5e6-96231b3b80d8

Bug fix in setting an implicit ref.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@4452 91177308-0d34-0410-b5e6-96231b3b80d8

In getID(), don't call getValidSymbolName to mangle external names!

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@4451 91177308-0d34-0410-b5e6-96231b3b80d8

Add lots more info

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@4450 91177308-0d34-0410-b5e6-96231b3b80d8

Return 0 instead of 1 for correct execution. Makes automated testing happy.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@4449 91177308-0d34-0410-b5e6-96231b3b80d8

Make the testcase MORE complex

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@4448 91177308-0d34-0410-b5e6-96231b3b80d8

Remove fixme

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@4447 91177308-0d34-0410-b5e6-96231b3b80d8

Add special code to make printing SSA form machine instructions nicer

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@4446 91177308-0d34-0410-b5e6-96231b3b80d8

Name the first basic block

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@4445 91177308-0d34-0410-b5e6-96231b3b80d8

Make sure to set the destination register correctly

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@4444 91177308-0d34-0410-b5e6-96231b3b80d8

Allow BuildMI that helps automate construction of SSA information

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@4443 91177308-0d34-0410-b5e6-96231b3b80d8

Set the destination register field based on the target specific flags

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@4442 91177308-0d34-0410-b5e6-96231b3b80d8

Add flag to specify when no value is produced by an instruction

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@4441 91177308-0d34-0410-b5e6-96231b3b80d8

Sparc backend doesn't use target specific flags yet

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@4440 91177308-0d34-0410-b5e6-96231b3b80d8

* Add new "Target Specific Flags" field to instruction descriptor
* Rename iclass to Flags

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@4439 91177308-0d34-0410-b5e6-96231b3b80d8

Use MRegisterInfo, if available, to print symbolic register names

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@4438 91177308-0d34-0410-b5e6-96231b3b80d8

Implement the new optional getRegisterInfo

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@4437 91177308-0d34-0410-b5e6-96231b3b80d8

Add new optional getRegisterInfo to TargetMachine

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@4436 91177308-0d34-0410-b5e6-96231b3b80d8

Implement structured machine code printing

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@4435 91177308-0d34-0410-b5e6-96231b3b80d8

Print machine code after instruction selection

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@4434 91177308-0d34-0410-b5e6-96231b3b80d8

Make sure to pass the LLVM basic block in

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@4433 91177308-0d34-0410-b5e6-96231b3b80d8

Add support for structured printing

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@4432 91177308-0d34-0410-b5e6-96231b3b80d8

Improve comments, add methods for structured printing

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@4431 91177308-0d34-0410-b5e6-96231b3b80d8

Jello now builds

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@4430 91177308-0d34-0410-b5e6-96231b3b80d8

Construct annotation, to make sure it's attached to function

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@4429 91177308-0d34-0410-b5e6-96231b3b80d8

Add method

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@4428 91177308-0d34-0410-b5e6-96231b3b80d8

Make argsize calculation stuff optional, so that Targets without FrameInfo
objects yet don't die

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@4427 91177308-0d34-0410-b5e6-96231b3b80d8

Implement autoinserting ctor

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@4426 91177308-0d34-0410-b5e6-96231b3b80d8

Rename annotation id

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@4425 91177308-0d34-0410-b5e6-96231b3b80d8

Add capability to have machine instruction autoinsert when it is created

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@4424 91177308-0d34-0410-b5e6-96231b3b80d8

Fix spelling of `propagate'.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@4423 91177308-0d34-0410-b5e6-96231b3b80d8

Fixed spelling of `propagation'.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@4422 91177308-0d34-0410-b5e6-96231b3b80d8

Convert backend to use passes, implement X86TargetMachine

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@4421 91177308-0d34-0410-b5e6-96231b3b80d8

These are no longer virtual methods

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@4420 91177308-0d34-0410-b5e6-96231b3b80d8

Eliminate virtual methods that are sparc specific

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@4419 91177308-0d34-0410-b5e6-96231b3b80d8

* Privatize the TargetName

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@4418 91177308-0d34-0410-b5e6-96231b3b80d8

* Privatize the TargetName
* Move optSizeForSubWordData to TargetData
* Remove unused fields

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@4417 91177308-0d34-0410-b5e6-96231b3b80d8

Implement findOptimalStorageSize a bit more generally

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@4416 91177308-0d34-0410-b5e6-96231b3b80d8

Allow TargetMachine to refuse static code gen

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@4415 91177308-0d34-0410-b5e6-96231b3b80d8

Convert jello to use PassManager

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@4414 91177308-0d34-0410-b5e6-96231b3b80d8

Rename X86InstructionInfo to X86InstrInfo

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@4413 91177308-0d34-0410-b5e6-96231b3b80d8

Rename Sparc.h to TargetMachineImpls.h.  Add hook for X86 target

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@4412 91177308-0d34-0410-b5e6-96231b3b80d8

Add hook for JIT compiler

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@4411 91177308-0d34-0410-b5e6-96231b3b80d8

Minor renaming

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@4410 91177308-0d34-0410-b5e6-96231b3b80d8

Rename Sparc.h TargetMachineImpls.h

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@4409 91177308-0d34-0410-b5e6-96231b3b80d8

Remove unneccesary #includes

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@4408 91177308-0d34-0410-b5e6-96231b3b80d8

Rename Sparc.h to TargetMachineImpls.h

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@4407 91177308-0d34-0410-b5e6-96231b3b80d8

* Remove explicit strcmp calls
* Rename Sparc.h to TargetMachineImpls.h

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@4406 91177308-0d34-0410-b5e6-96231b3b80d8

Move to TargetMachineImpls.h

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@4405 91177308-0d34-0410-b5e6-96231b3b80d8

Reenable X86 backend, even though it doesn't do much, at least it compiles

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@4404 91177308-0d34-0410-b5e6-96231b3b80d8

Merge with sparc backend

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@4403 91177308-0d34-0410-b5e6-96231b3b80d8

Merge to MachineInstrInfo.h

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@4402 91177308-0d34-0410-b5e6-96231b3b80d8

X86 merge complete, eliminate dead code

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@4401 91177308-0d34-0410-b5e6-96231b3b80d8

X86 merge is complete, eliminate unused code

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@4400 91177308-0d34-0410-b5e6-96231b3b80d8

Remove separate vector of implicit refs from MachineInstr, and
instead record them as extra operands in the operands[] vector.
Also, move CallArgsDescriptor into this class instead of making it an
annotation on the machine instruction.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@4399 91177308-0d34-0410-b5e6-96231b3b80d8

Move CallArgsDescriptor into this class instead of making it an
annotation on the machine instruction.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@4398 91177308-0d34-0410-b5e6-96231b3b80d8

Bug fix: align size for dynamic allocas according to stack pointer
alignment restrictions.  This is incomplete for one case.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@4397 91177308-0d34-0410-b5e6-96231b3b80d8

Switch to generating machineinstr's instead of MInstructions

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@4396 91177308-0d34-0410-b5e6-96231b3b80d8

Be compatible with sparc backend

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@4395 91177308-0d34-0410-b5e6-96231b3b80d8

Implement MachineInstrInfo interface

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@4394 91177308-0d34-0410-b5e6-96231b3b80d8

Switch to different flag set

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@4393 91177308-0d34-0410-b5e6-96231b3b80d8

Move TargetInstrDescriptors extern to the one .cpp file that refers to it:
MachineInstr.cpp

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@4392 91177308-0d34-0410-b5e6-96231b3b80d8

Move TargetInstrDescriptors to MachineInstrInfo.cpp

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@4391 91177308-0d34-0410-b5e6-96231b3b80d8

*** empty log message ***

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@4390 91177308-0d34-0410-b5e6-96231b3b80d8

Use higher level methods, don't use TargetInstrDescriptors directly!

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@4389 91177308-0d34-0410-b5e6-96231b3b80d8

Rename opCodeString to Name, add new getName() method

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@4388 91177308-0d34-0410-b5e6-96231b3b80d8

Rename MachineInstrInfo::getDescriptor to MachineInstrInfo::get

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@4387 91177308-0d34-0410-b5e6-96231b3b80d8

Use higher level method

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@4386 91177308-0d34-0410-b5e6-96231b3b80d8

Remove old entrypoint

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@4385 91177308-0d34-0410-b5e6-96231b3b80d8

Remove unneeded #include

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@4384 91177308-0d34-0410-b5e6-96231b3b80d8

Remove #include, misleading comment, and a typedef used only once

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@4383 91177308-0d34-0410-b5e6-96231b3b80d8

Inline typedef, eliminate unused method

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@4382 91177308-0d34-0410-b5e6-96231b3b80d8

Remove long dead #if 0

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@4381 91177308-0d34-0410-b5e6-96231b3b80d8

Add #includes that were eliminated from headers

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@4380 91177308-0d34-0410-b5e6-96231b3b80d8

De-inline methods

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@4379 91177308-0d34-0410-b5e6-96231b3b80d8

Remove #include

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@4378 91177308-0d34-0410-b5e6-96231b3b80d8

Remove unneeded #include

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@4377 91177308-0d34-0410-b5e6-96231b3b80d8

Remove forward decl

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@4376 91177308-0d34-0410-b5e6-96231b3b80d8

Make assertIGNode be private to the InterferenceGraph.cpp file

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@4375 91177308-0d34-0410-b5e6-96231b3b80d8

Remove unneccesary #include

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@4374 91177308-0d34-0410-b5e6-96231b3b80d8

Delete unused header file

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@4373 91177308-0d34-0410-b5e6-96231b3b80d8

MachineInstrInfo doesn't need a TargetMachine

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@4372 91177308-0d34-0410-b5e6-96231b3b80d8

MachineInstrInfo doesn't need a TargetMachine member

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@4371 91177308-0d34-0410-b5e6-96231b3b80d8

Don't link tools with -g objects!

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@4370 91177308-0d34-0410-b5e6-96231b3b80d8

Don't build X86 target until it builds properly again

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@4369 91177308-0d34-0410-b5e6-96231b3b80d8

Seperate code out of TargetMachine into MachineInstrInfo

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@4368 91177308-0d34-0410-b5e6-96231b3b80d8

Initial stab at MachineInstr'ication

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@4367 91177308-0d34-0410-b5e6-96231b3b80d8

MachineInstrInfo no longer #includes this header, so we must

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@4366 91177308-0d34-0410-b5e6-96231b3b80d8

Minor cleanups, remove noncopyable so dot doesn't cluster unrelated stuff

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@4365 91177308-0d34-0410-b5e6-96231b3b80d8

Strip a bunch of #includes from the file, move some virtual functions to
.cpp file

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@4364 91177308-0d34-0410-b5e6-96231b3b80d8

Inline some code from the cpp file

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@4363 91177308-0d34-0410-b5e6-96231b3b80d8

Use BuildMI instead of explicit code.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@4362 91177308-0d34-0410-b5e6-96231b3b80d8

Minor comment updates

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@4361 91177308-0d34-0410-b5e6-96231b3b80d8

Initial checkin of MachineInstrBuilder class

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@4360 91177308-0d34-0410-b5e6-96231b3b80d8