Chris Lattner
1649c7d308
Temporarily disable this code, as it is emitting LLVM_NAN("nan") which results in a call to the
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glibc 'nan' function because the initializer is not a string. This breaks when used in a global
initializer. Try compiling this testcase for example:
%X = global float <some nan value>
llvm-svn: 15223
2004-07-25 22:36:35 +00:00
Chris Lattner
5196d002f9
I think that V8 should coallesce registers, don't you?
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llvm-svn: 15192
2004-07-25 06:19:04 +00:00
Misha Brukman
c1e23e1939
Running list of bugs, unimplemented features, currently broken tests, until we
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have a nightly tester set up for PowerPC.
llvm-svn: 15147
2004-07-23 22:37:22 +00:00
Misha Brukman
c7291558eb
Eliminate spurious empty space; make code easier to page through.
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llvm-svn: 15146
2004-07-23 22:35:49 +00:00
Misha Brukman
eaac0bbed7
Simplify boolean test.
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llvm-svn: 15145
2004-07-23 21:43:26 +00:00
Misha Brukman
a899694208
Implement casting a floating point to 32-bit unsigned value
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llvm-svn: 15143
2004-07-23 20:32:59 +00:00
Misha Brukman
ef73e28236
* Codegen of GEPs dramatically improved by folding multiplies and adds
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* Function pointers implemented correctly using appropriate stubs
Contributed by Nate Begeman.
llvm-svn: 15133
2004-07-23 16:08:20 +00:00
Misha Brukman
2ad2adf8cb
Bool alignment on MacOSX/PowerPC is 4 bytes.
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llvm-svn: 15122
2004-07-23 01:11:46 +00:00
Misha Brukman
3f338d98a6
* Change class of BoolTy back to cInt
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* Fix indentation back to 2 spaces
llvm-svn: 15121
2004-07-23 01:11:19 +00:00
Misha Brukman
2b0205b8ab
* Add BoolAlignment to TargetData, default is 1 byte, size 1 byte
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* Convert tabs to spaces
llvm-svn: 15120
2004-07-23 01:09:52 +00:00
Chris Lattner
093d84c480
Remove some (LARGE) abandoned code for the release. If this is ever needed
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again in the future, it can be resurrected out of CVS
llvm-svn: 15112
2004-07-22 21:30:35 +00:00
Misha Brukman
1109566c8d
* Change bool from cInt to cByte (for now)
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* Don't allow negative immediates to users of unsigned immediates
* Fix long compares
* Support <const int>, op as a potential immediate candidate
* Fix sign extension of short and byte loads
* Fix and improve integer casts
* Fix passing of doubles as vararg functions
Patch contributed by Nate Begeman.
llvm-svn: 15109
2004-07-22 15:58:04 +00:00
Chris Lattner
e3d3cd3e71
Fix cases where we generated horrible code like this:
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mov %EDI, 12
add %EDI, %ECX
mov %ECX, 12
add %ECX, %EDX
mov %EDX, 12
add %EDX, %ESI
instead (really!) generate this:
add %ECX, 12
add %EDX, 12
add %ESI, 12
llvm-svn: 15090
2004-07-21 21:28:26 +00:00
Misha Brukman
28e92a3fde
* Add the lost fix to define the second reg of a 2-reg representation of longs
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* Fix opcode RLWNM -> RLWINM since it uses an immediate const shift value
llvm-svn: 15087
2004-07-21 20:30:18 +00:00
Misha Brukman
9543849102
* Speed up canUseAsImmediateForOpcode() by comparing Operand before
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dyn_cast<>ing and checking Constant's value
* Convert tabs to spaces
llvm-svn: 15086
2004-07-21 20:22:06 +00:00
Misha Brukman
7507403c2b
* Fix printing of signed immediate values (Nate Begeman)
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* Fix printing of `zeroinitializer'
* Fix printing of `linkonce' globals, complete with stubs
llvm-svn: 15084
2004-07-21 20:11:11 +00:00
Misha Brukman
64f203922d
* Fix printing of signed immediate values
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* Generation of opcodes that take 16 bit immediates
* Rewrote multiply to be correct for 64 bit values
* Rewrote all the long handling to be correct for PowerPC
* Fix visitSelectInst() to define the upper register of the pair of regs
representing a long value
Patch contributed by Nate Begeman.
llvm-svn: 15083
2004-07-21 20:09:08 +00:00
Misha Brukman
752584b520
Use addSImm() instead of addImm() for stack offsets, which may be negative.
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llvm-svn: 15081
2004-07-21 19:36:57 +00:00
Misha Brukman
3d395cbda3
Add SUBI instruction
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llvm-svn: 15077
2004-07-21 15:53:04 +00:00
Brian Gaeke
d8775ad4f1
Emit NaNs and INFs bit-identically to the bytecode file, if the system has
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printf("%a") support.
Patch contributed by Bill Wendling.
llvm-svn: 15056
2004-07-21 03:15:26 +00:00
Misha Brukman
3e3d141a92
Shorts are aligned to 2 bytes, bools to 1 byte (in structs).
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llvm-svn: 15048
2004-07-20 20:59:57 +00:00
Misha Brukman
6283677946
Treat external variables similarly to those with weak linkage: load indirect.
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llvm-svn: 15047
2004-07-20 20:43:05 +00:00
Misha Brukman
f47940855d
Differentiate between global and weak symbol loads
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llvm-svn: 15037
2004-07-20 15:52:25 +00:00
Misha Brukman
fe769110a0
* Differentiate between global and weak symbol loads
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* Fix functions that take more than 32 bytes of args
* Alignment of doubles in structs is 4 bytes, not 8
* Fix passing long args: rN = hi, rN+1 = lo
* Rewrite signed divide
* Rewrite Intrinsic::returnaddress
Patch courtesy of Nate Begeman.
llvm-svn: 15036
2004-07-20 15:51:37 +00:00
Misha Brukman
5b5aff390a
Differentiate between global and weak symbol loads
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llvm-svn: 15035
2004-07-20 15:45:27 +00:00
Misha Brukman
1942534307
Double alignment in structs is 4 bytes, not 8. Patch by Nate Begeman.
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llvm-svn: 15034
2004-07-20 15:43:25 +00:00
Misha Brukman
0a12f91274
Fix stack frame layout in prologue/epilogue. Patch courtesy of Nate Begeman.
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llvm-svn: 15026
2004-07-20 02:23:09 +00:00
Misha Brukman
6baf9045f6
Move handing of GlobalValues from getReg() to copyConstantToRegister(), this
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will avoid extra register-to-register copies. Thanks to Chris for the idea.
llvm-svn: 15019
2004-07-20 00:59:38 +00:00
Misha Brukman
bec77933fa
* Fn args passed in registers are now recorded as used by the call instruction
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`-> asm printer updated to not print out those registers with the call instr
All of Shootout tests now work. Great thanks to Nate Begeman for the patch!
llvm-svn: 15015
2004-07-20 00:42:19 +00:00
Misha Brukman
fdc633a29b
* cFP class split into cFP32 and cFP64
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* Fn args passed in registers are now recorded as used by the call instruction
`-> asm printer updated to not print out those registers with the call instr
* Stack frame layout in prolog/epilog fixed, spills and vararg fns now work
* float/double to signed int codegen now correct
* various single precision float codegen bugs fixed
* const integer multiply codegen fixed
* select and setcc blocks inserted into the correct place in machine CFG
* load of integer constant code optimized
All of Shootout tests now work. Great thanks to Nate Begeman for the patch!
llvm-svn: 15014
2004-07-20 00:41:46 +00:00
Chris Lattner
e8b9b58454
While I'm at it, don't break codegen of mul by 3,5,9.
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llvm-svn: 15013
2004-07-19 23:50:57 +00:00
Chris Lattner
f668465840
Generate better code for multiplies by negative constants like -4, -1, -9, etc.
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llvm-svn: 15012
2004-07-19 23:47:21 +00:00
Reid Spencer
0bdb3605c7
bug 122:
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Simplify a conditional operator for a constant result from
GV->isNullValue()
llvm-svn: 15001
2004-07-19 13:25:02 +00:00
Chris Lattner
7cdfccd573
Inline 4 methods
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llvm-svn: 15000
2004-07-19 07:52:35 +00:00
Chris Lattner
8eb32809bc
Fix infinite loop
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llvm-svn: 14971
2004-07-18 18:45:01 +00:00
Chris Lattner
c62e642a1a
CPR Fixes
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llvm-svn: 14961
2004-07-18 07:29:35 +00:00
Chris Lattner
b56b3b5eeb
CPR fixes
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llvm-svn: 14960
2004-07-18 07:26:17 +00:00
Reid Spencer
7f33869f9b
bug 122:
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- Replace ConstantPointerRef usage with GlobalValue usage
llvm-svn: 14953
2004-07-18 00:44:37 +00:00
Reid Spencer
14243817ec
bug 122:
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- Replace ConstantPointerRef usage with GlobalValue usage
- Minimize redundant isa<GlobalValue> usage
- Correct isa<Constant> for GlobalValue subclass
llvm-svn: 14950
2004-07-18 00:38:32 +00:00
Reid Spencer
2610477ab2
bug 122:
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- Correct isa<Constant> for GlobalValue subclass
llvm-svn: 14949
2004-07-18 00:37:35 +00:00
Chris Lattner
9bcf258cc3
Make sure to emit the immediate byte for instructions like:
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shrd [mem], reg, imm
This fixes the jit-ls failure on 186.crafty.
llvm-svn: 14914
2004-07-17 20:26:14 +00:00
Chris Lattner
d7905d828b
Reserve the correct amt of space.
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llvm-svn: 14913
2004-07-17 20:24:05 +00:00
Misha Brukman
c52cf4db44
We don't really need to #include IPO.h into this file.
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llvm-svn: 14911
2004-07-17 18:37:46 +00:00
Misha Brukman
36bf6aa37c
* Use LI(S) to copy constants into registers intead of ADDI(S) as the latter is
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a funky way to "use" R0 for a 0-valued operand
* Add IMPLICIT_DEFs for incoming function arguments via registers to help the
register allocator not clobber those registers
* Implement comparisons with longs
* Teach emitSelectOperation() to fold the SetCC operation
Patch contributed by Nate Begeman
llvm-svn: 14901
2004-07-16 21:06:24 +00:00
Misha Brukman
3a720bbeaa
* Store all non-volatile int registers R13-31 on the stack, restore on exit
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* Fix comment formatting
llvm-svn: 14900
2004-07-16 20:55:20 +00:00
Misha Brukman
2fd8a66d40
Fix code formatting
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llvm-svn: 14899
2004-07-16 20:54:25 +00:00
Misha Brukman
d2ddc81a25
Implement PowerPCInstrInfo::isMoveInstr(), patch by Nate Begeman
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llvm-svn: 14898
2004-07-16 20:51:55 +00:00
Misha Brukman
2bfd750278
Add prototype for TargetInstrInfo::isMoveInstr()
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llvm-svn: 14897
2004-07-16 20:50:55 +00:00
Misha Brukman
468900296b
* Enable allocation of registers r2-r10
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* Allocate registers 13-31 backwards (to be able to store them all at once)
llvm-svn: 14896
2004-07-16 20:35:20 +00:00
Misha Brukman
f93e5532d5
Add IMPLICIT_DEFS pseudo-instruction; patch by: Nate Begeman
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llvm-svn: 14895
2004-07-16 20:33:41 +00:00