6ed15fd181
Add IMPLICIT_DEFS pseudo-instruction; patch by: Nate Begeman
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llvm-svn: 14895
2004-07-16 20:33:41 +00:00
8c9938654a
The generated instruction selector isn't (yet) functional
...
llvm-svn: 14894
2004-07-16 20:31:13 +00:00
d4ac818593
* Output non-lazy linking stubs for external global variables
...
* Get rid of dead and #if 0'd code
* Minor for loop speed-up: save end iterator instead of querying every time
llvm-svn: 14893
2004-07-16 20:29:04 +00:00
a6b9a566b9
Define double alignment as 8 bytes now that assert(DoubleAlignment == PointerSize)
...
has been eliminated
llvm-svn: 14891
2004-07-16 19:32:12 +00:00
d350b64352
* Add spaces between words and numbers in comments printed out for longs/floats
...
* Print out IMPLICIT_DEFS as comments in the assembly, patch by Nate Begeman
llvm-svn: 14890
2004-07-16 19:01:13 +00:00
5ce1408537
Do IMPLICIT_DEFs on incoming args' hard regs, to avoid confusing the regalloc.
...
Support single-fp incoming args.
Support single-fp outgoing args ('call' operands).
Support double-fp return values.
llvm-svn: 14880
2004-07-16 10:31:25 +00:00
2453818b8a
The powerpc is now gone. However it is now just known as the Skeleton target.
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llvm-svn: 14877
2004-07-16 07:14:34 +00:00
c9819f09c2
Revert stuff that I didn't mean to checkin
...
llvm-svn: 14844
2004-07-15 02:33:38 +00:00
7dc9de5f43
Patches towards fixing PR341
...
llvm-svn: 14841
2004-07-15 02:14:30 +00:00
2661c50173
Make sure MTSPR instruction is inserted into the BasicBlock
...
llvm-svn: 14822
2004-07-14 18:26:31 +00:00
5193410cd9
Don't define the same register twice when loading a ConstantPointerRef to a reg
...
llvm-svn: 14819
2004-07-14 17:57:04 +00:00
d4cbe67ce6
* Fix multiplication by powers of two and otherwise
...
* Clarify variable name (StoreInst SI instead of LI)
llvm-svn: 14818
2004-07-14 15:29:51 +00:00
aa678b5ed4
* Specify that FP arith options have 3 operands
...
* Correctly load FP constants from the constant pool, should be refactored
llvm-svn: 14799
2004-07-13 15:35:45 +00:00
be1b680f54
Correctly load FP constants out of the constant pool.
...
llvm-svn: 14782
2004-07-12 23:49:47 +00:00
dcb0eec80d
Implement getModuleMatchQuality and getJITMatchQuality() for PowerPC
...
llvm-svn: 14780
2004-07-12 23:36:12 +00:00
b889c6b261
Delete the allocate*TargetMachine function, which is now dead.
...
The shared command line options are now in a header that makes sense.
llvm-svn: 14757
2004-07-11 04:17:58 +00:00
c2726e63ed
Delete the allocate*TargetMachine function, which is now dead .
...
The shared command line options are now in a header that makes sense.
llvm-svn: 14756
2004-07-11 04:17:10 +00:00
73eb9436ee
Make these format a bit nicer
...
llvm-svn: 14747
2004-07-11 03:27:42 +00:00
4266f8017d
Auto-registrate target
...
llvm-svn: 14745
2004-07-11 02:48:49 +00:00
97c176b639
Add compilability
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llvm-svn: 14744
2004-07-11 02:48:28 +00:00
82a065dc41
* Add support for indexing into structures, thanks to Chris (x86)
...
The large diff is because of indentation of a whole region
* Fix querying predecessor blocks in SelectPHINodes(), thanks to Brian (v8)
* Add support for external functions malloc() and free()
* Fix some code indentation
Remember, kids: It's not plagiarism if you "creatively borrow" from your
sources. It's called "research"!
llvm-svn: 14723
2004-07-09 15:45:07 +00:00
14d02cd2d8
Read/write the offset value for stack-relative loads via correct instr operand.
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llvm-svn: 14722
2004-07-09 15:37:16 +00:00
aefab3404e
Add support for __fixdfdi(), __floatdisf(), and __floatdidf() external functions
...
llvm-svn: 14703
2004-07-08 19:41:16 +00:00
4c4e044e65
* Use several Function* for external functions instead of a std::map
...
* Non-const FP values must be loaded into int regs (for vararg fns) via memory
llvm-svn: 14701
2004-07-08 18:27:59 +00:00
59b2d4ef9d
* Add support for loading FP constants from the constant pool
...
* Load FP values into int regs as well for vararg functions; without memory ops!
llvm-svn: 14700
2004-07-08 18:02:38 +00:00
b604b4df21
* Fix header comment, excise references to X86
...
* Add suport for printing out references to constant pool indices
llvm-svn: 14699
2004-07-08 17:58:04 +00:00
3955f9079b
* Use a map for caching lookups to external functions (fp div/rem)
...
* Tabs to spaces
llvm-svn: 14673
2004-07-07 20:07:22 +00:00
6ff655117d
* Wrap long lines (comments and code)
...
* Tabs to spaces
llvm-svn: 14672
2004-07-07 20:01:36 +00:00
ef84814ea9
Add fmod() to the Module being compiled so that it gets a stub in the asm file
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llvm-svn: 14670
2004-07-07 15:36:18 +00:00
4556d889f4
* Add support for calling vararg functions (must pass doubles in int regs too)
...
* Make visitSetCondInst() share condition-generating code with EmitComparison()
* There are 13 FPRs for function-passing arguments, not 8
* Do not rely on registers being sequential, use an array lookup
* In unimplemented switch cases, send an error and abort instead of silent
fall-through
* Add doInitialization() for adding function prototypes for external math fns
* Minor changes: fix indentation, spacing, code clarity
llvm-svn: 14653
2004-07-06 22:51:53 +00:00
2138f1b2b0
Use the more compact `bl' instead of cryptic (but equivalent) `bcl 20,31'
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llvm-svn: 14652
2004-07-06 22:40:34 +00:00
e9b763a83f
* Add utility functions: convert SetCC => PPC opcode and invert PPC opcode
...
* If SetCondInst is folded into BranchInst (and it is the only user), do not
emit code for SetCondInst
* Fix assembly opcodes in comments in visitSetCondInst()
* Fix codegen of conditional branches
llvm-svn: 14643
2004-07-06 15:32:44 +00:00
4308baa0f1
Add FIXME notes for spilling int/fp regs (need to calculate stack space).
...
llvm-svn: 14581
2004-07-02 17:54:38 +00:00
3594324248
Fix all of those problems that the PPC backend has running 176.gcc :)
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llvm-svn: 14565
2004-07-02 05:48:42 +00:00
24a0371791
* Follow the PowerPC convention of leaving 24 bytes for linking on the stack.
...
* Also leave space for spilling integer registers (this should be calculated)
llvm-svn: 14554
2004-07-01 21:35:00 +00:00
d028593c6e
* Get rid of constant-expr handling code: we use the ConstantExpr lowering pass
...
* Use the SetCC handling code in the format of Brian's V8
* Add FIXMEs where calls to functions are being made without adding them to the
Module first... they cause missing symbols at assembly-time.
llvm-svn: 14553
2004-07-01 21:34:10 +00:00
1f3a7f0255
Wrap long line
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llvm-svn: 14552
2004-07-01 21:27:59 +00:00
d575287551
* Do not allocate r0 as we use it indiscriminantly in the instr selector.
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* Do not define CR register class because we don't (yet) have the i4 type
llvm-svn: 14551
2004-07-01 21:24:50 +00:00
fcc59bd0e0
Check if operand has an allocated reg before requesting it.
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llvm-svn: 14550
2004-07-01 21:09:12 +00:00
0648a903c7
* Coalesce the handy CALL* alias opcodes with the standard ones
...
* Congregate more branch-and-link opcodes together
* Mark FP, CPR, and special registers as volatile across calls
llvm-svn: 14511
2004-06-30 22:00:45 +00:00
299fa1b147
* Allow more registers to be allocated from the general register pool
...
* Define the condition register class
llvm-svn: 14510
2004-06-30 21:54:50 +00:00
fee5a22f8a
* Inquire about the number of operands from the instruction directly
...
* Only check for a register if we are sure the instruction has one allocated
llvm-svn: 14509
2004-06-30 21:54:12 +00:00
2b9106f808
Always assume a function may have calls because the printer may add `bl' to get
...
the PC in a code sequence for global variables.
llvm-svn: 14506
2004-06-30 00:09:12 +00:00
351646f31e
* Don't save LR when outputting globals: it's already saved on the stack once
...
for the function
* Registers aren't necessarily sequential wrt their enums, don't rely on it
when emitting function arguments into sequential registers
* Remove X86-specific comments about AL/BL/AH/BH/EDX/etc
* Add an abort() for an unimplemented signed right shift
* The src operand for a GEP was never emitted! Fixed.
* We can skip zero-valued GEP indices as they are no-ops.
"Hello, World!" now works.
llvm-svn: 14505
2004-06-29 23:45:05 +00:00
c794feab51
* Stop using BBNumbering, we don't really need it
...
* Only increment labelNumber once, because it's used by both Load{hi,lo}Addr
* There is no .bss section on PowerPC
* Use .align 2 instead of other random numbers
llvm-svn: 14504
2004-06-29 23:40:57 +00:00
d409669877
Set up the prologue and epilogue to be more like the manual and GCC output.
...
llvm-svn: 14502
2004-06-29 23:38:26 +00:00
7454c6fff0
* Use LA instead of LWZ for LoadLoAddr
...
* Specify the isCall bit and caller-save registers for some call instrs
llvm-svn: 14501
2004-06-29 23:37:36 +00:00
5459dfb47b
Only allocate non-volatile registers R13-31 (for now).
...
llvm-svn: 14500
2004-06-29 23:35:32 +00:00
4efe3da794
Lower ConstantExpressions before the code generator.
...
llvm-svn: 14497
2004-06-29 23:33:20 +00:00
802403723b
* Fix saving LR in function prologue
...
* Adjust epilogue restore sequence to match the PowerPC documentation
llvm-svn: 14480
2004-06-29 17:14:42 +00:00
811f5c2c4c
Assembly syntax/comment fixes by Nate Begeman.
...
llvm-svn: 14479
2004-06-29 17:13:26 +00:00
c5f9b356af
The code generator should work with unreachable blocks. If not, then this
...
is a bug that should be fixed in the code generator, not papered over with
the simplifycfg pass. Eliminating this makes bugpoint much more useful
llvm-svn: 14477
2004-06-29 07:20:16 +00:00
15c10883ff
Can't print out machine code before it is constructed.
...
llvm-svn: 14472
2004-06-28 21:16:57 +00:00
3aad397726
Fix the assembly opcode on LOADLoAddr, courtesy of Nate Begeman.
...
llvm-svn: 14470
2004-06-28 18:27:08 +00:00
767fa11096
Set isBranch and isTerminator bits on all branch instructions.
...
llvm-svn: 14469
2004-06-28 18:23:35 +00:00
2f0cda8b2a
Fix loading and storing PC-relative static variables, courtesy of Nate Begeman.
...
llvm-svn: 14468
2004-06-28 18:20:59 +00:00
75985d725c
No need to generate a lazy-linking stub for internal functions, they can be
...
resolved by the static linker.
llvm-svn: 14467
2004-06-28 18:03:37 +00:00
8455e0177b
Do not set the `link' bit when branching to the first BB of a function, as it
...
will cause an infinite loop. The link bit is only used for calling functions.
llvm-svn: 14466
2004-06-28 17:57:40 +00:00
9cb88aae40
Fix spacing around function arguments.
...
llvm-svn: 14463
2004-06-28 15:53:27 +00:00
c52ea2574d
Allow debugging machine instrs (by printout) before/after isel and regalloc
...
llvm-svn: 14416
2004-06-25 19:57:47 +00:00
26e36e5758
Combine several if stmts with returns into an if-then-elseif-else chain.
...
llvm-svn: 14414
2004-06-25 19:24:52 +00:00
c22fd9a6a5
Do not move any values into registers for a void return (there isn't anything).
...
llvm-svn: 14413
2004-06-25 19:04:27 +00:00
b5932a5708
Convert tabs to spaces.
...
llvm-svn: 14412
2004-06-25 18:45:07 +00:00
5dbf760e00
Fix opcode: no immediate in an `or r1, r2, r3' (all registers) instr.
...
llvm-svn: 14411
2004-06-25 18:36:53 +00:00
c56b66f504
* Be consistent about MachineBB labels and references to them in instr stream
...
* Use MachineBB's built-in numbering system instead of reinventing one
llvm-svn: 14408
2004-06-25 15:42:10 +00:00
a27375832b
* Initialize the entire array statically, not member-at-a-time
...
* Remove x86-specific comment re: intel vs. at&t assembly syntax
llvm-svn: 14406
2004-06-25 15:11:34 +00:00
468d9a0087
Fix bug in previous checkin.
...
llvm-svn: 14405
2004-06-25 14:57:19 +00:00
9ff1cda1a8
* Wrap long lines
...
* Replace silent fall-through FIXME comments with an error to cerr and an abort
* No need to set size of statically initialized arrays
llvm-svn: 14404
2004-06-25 14:50:41 +00:00
08b0e61841
Excise X86-specific comments.
...
llvm-svn: 14403
2004-06-25 14:13:26 +00:00
5e3afa0d4c
Add option to print out machine code before register allocation.
...
llvm-svn: 14387
2004-06-24 23:55:01 +00:00
a79dd915b7
Use DEBUG() guard for printing out debug info.
...
llvm-svn: 14386
2004-06-24 23:54:05 +00:00
c45a5a369d
Add a `break' in the switch/case statement between the int/fp sections.
...
llvm-svn: 14385
2004-06-24 23:53:24 +00:00
a08a2363ec
* Lowercase the register names
...
* Parenthesize assert() expressions correctly
* Fix spacing around for() and if() statements
llvm-svn: 14384
2004-06-24 23:51:00 +00:00
842c710028
* Tabs to spaces
...
* Send an error message to std::cerr before abort()ing
llvm-svn: 14381
2004-06-24 23:19:36 +00:00
f62ee7a11b
* Tabs to spaces
...
* Remove unnecessary parens, braces, clean up code layout
llvm-svn: 14379
2004-06-24 23:04:11 +00:00
9adccb6a50
Unindent some more code to be consistent.
...
llvm-svn: 14377
2004-06-24 22:00:15 +00:00
1e057bf1b7
Unindent some code, it only needs 2 spaces.
...
llvm-svn: 14376
2004-06-24 21:56:15 +00:00
29b3dd7d35
In emitting code for a GEP instr, iterate over GEPTypes because there is one
...
more operand in GEPOps than there are types in GEPTypes: the pointer that is the
first operand of the GEP instruction.
llvm-svn: 14375
2004-06-24 21:54:47 +00:00
f57c3cd1e8
* Order #includes
...
* Use the DEBUG() guard for debug printouts
llvm-svn: 14367
2004-06-24 17:31:42 +00:00
c88c1ba066
Spell out `NoFramePointerElim'.
...
llvm-svn: 14300
2004-06-21 21:18:48 +00:00
5cb198a9c6
Use the common `NoFPElim' setting instead of our own.
...
llvm-svn: 14298
2004-06-21 21:10:24 +00:00
5e323e10df
* Make indentation consistent at 2 chars
...
* Doxygenify function comments
* Wrap code at 80 cols
llvm-svn: 14295
2004-06-21 20:22:03 +00:00
a97f29237e
This file is no longer applicable.
...
llvm-svn: 14294
2004-06-21 20:17:41 +00:00
302df232b5
llvm/IntrinsicLowering.h => llvm/CodeGen/IntrinsicLowering.h
...
llvm-svn: 14292
2004-06-21 18:30:31 +00:00
11f74d7072
Intrinsic::isnan has gone away, support for it commented out.
...
Intrinsic::isunordered has arrived, and we just use the standard lowering
pass for it.
llvm-svn: 14290
2004-06-21 17:58:36 +00:00
c3a0b330c9
Convert tabs to spaces.
...
llvm-svn: 14289
2004-06-21 17:41:12 +00:00
254d2cf452
Type::getPrimitiveID() -> getTypeID()
...
llvm-svn: 14288
2004-06-21 17:25:55 +00:00
6292a056a8
Type::getPrimitiveID() -> getTypeID()
...
llvm-svn: 14287
2004-06-21 17:19:08 +00:00
e05203fb40
Initial revision
...
llvm-svn: 14283
2004-06-21 16:55:25 +00:00
bba0f0e492
Add file comment.
...
llvm-svn: 14172
2004-06-14 15:13:59 +00:00
6d6b3b3ce9
Fix the fixed stack offset, patch contributed by Vladimir Prus
...
llvm-svn: 14110
2004-06-10 06:19:25 +00:00
daeeaa72cd
fine grainify namespacification
...
llvm-svn: 11959
2004-02-28 19:53:18 +00:00
6a35516dcc
Add back machine code deleter pass until we get a MachineCode pass
...
that will be responsible for the creation of MachineFunctions and will
be required by all MachineFunctionPass passes.
llvm-svn: 11453
2004-02-15 00:03:15 +00:00
80da865f77
Change MachineBasicBlock's vector of MachineInstr pointers into an
...
ilist of MachineInstr objects. This allows constant time removal and
insertion of MachineInstr instances from anywhere in each
MachineBasicBlock. It also allows for constant time splicing of
MachineInstrs into or out of MachineBasicBlocks.
llvm-svn: 11340
2004-02-12 02:27:10 +00:00
ac2ced8554
Include PowerPC.h. Flesh out the stub versions of addPassesToEmitAssembly()
...
and addPassesToJITCompile() slightly.
llvm-svn: 11076
2004-02-02 19:06:36 +00:00
2458bd6507
Add comments describing how you would add prototypes for factory methods for
...
PowerPC-specific passes here.
llvm-svn: 11073
2004-02-02 19:05:28 +00:00
f0cc848602
Add the JITInfo object, accessor & initializer.
...
llvm-svn: 10972
2004-01-23 06:39:30 +00:00
4880432af8
Add CodeEmitter and JITInfo stubs. Dump the old
...
PowerPCTargetMachine::addPassesToJITCompile() method, in favor of the
TargetJITInfo interface.
llvm-svn: 10971
2004-01-23 06:35:43 +00:00
b14a3f73cd
Import of skeletal PowerPC backend I have had laying around for months...
...
llvm-svn: 10937
2004-01-21 21:13:19 +00:00
Misha Brukman