Evan Cheng
7f44e880dc
Match MachineFunction::UsedPhysRegs changes.
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llvm-svn: 36452
2007-04-25 22:13:27 +00:00
Nicolas Geoffray
5897c064a6
The PPC64 ELF ABI is "intended to use the same structure layout and calling convention rules
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as the 64-bit PowerOpen ABI" (Reference http://www.linux-foundation.org/spec/ELF/ppc64/ ).
Change all ELF tests to ELF32.
llvm-svn: 35624
2007-04-03 12:35:28 +00:00
Nicolas Geoffray
45c3620d12
Addition to the previous commit for getCalleeSavedRegClasses:
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"The ELF ABI specifies F1-F8 registers as argument registers for double, not
F1-F10. This affects only ELF, not MachO."
llvm-svn: 35623
2007-04-03 10:57:49 +00:00
Nicolas Geoffray
b7c0895529
The ELF ABI specifies F1-F8 registers as argument registers for double, not
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F1-F10. This affects only ELF, not MachO.
llvm-svn: 35622
2007-04-03 10:27:07 +00:00
Nicolas Geoffray
205541ef78
Protect R31's frame offset from being used by callee-saved registers, when R31
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is the frame pointer.
llvm-svn: 35233
2007-03-21 16:44:14 +00:00
Evan Cheng
41f4f032ee
Added MRegisterInfo hook to re-materialize an instruction.
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llvm-svn: 35205
2007-03-20 08:09:38 +00:00
Evan Cheng
b0c0d22f30
Minor interface change.
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llvm-svn: 34967
2007-03-06 10:05:14 +00:00
Evan Cheng
116f97f2c7
PEI now passes a RegScavenger ptr to eliminateFrameIndex.
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llvm-svn: 34707
2007-02-28 00:21:17 +00:00
Jim Laskey
f5b5a3cf77
Duplicate use of LR, take 2.
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llvm-svn: 34666
2007-02-27 11:55:45 +00:00
Evan Cheng
f54dbab209
Backing out Jim's LR spill changes. This was causing llvm-gcc bootstrapping
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to infinite loop:
PPCMachineFunctionInfo.h updated: 1.2 -> 1.3
PPCRegisterInfo.cpp updated: 1.110 -> 1.111
PPCRegisterInfo.h updated: 1.28 -> 1.29
llvm-svn: 34652
2007-02-27 02:55:29 +00:00
Chris Lattner
041fb5bc67
implement support for the linux/ppc function call ABI. Patch by
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Nicolas Geoffray!
llvm-svn: 34574
2007-02-25 05:34:32 +00:00
Jim Laskey
704423b797
Don't spill LR as a callee saved register.
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llvm-svn: 34533
2007-02-23 20:34:16 +00:00
Evan Cheng
da51cf986a
By default, spills kills the register being stored.
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llvm-svn: 34515
2007-02-23 01:10:04 +00:00
Jim Laskey
6a937ad320
Support to provide exception and selector registers.
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llvm-svn: 34482
2007-02-21 22:54:50 +00:00
Evan Cheng
e4ab9c032b
Re-apply my liveintervalanalysis changes. Now with PR1207 fixes.
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llvm-svn: 34428
2007-02-19 21:49:54 +00:00
Reid Spencer
b27fcf3482
For PR1207:
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Revert patches that caused the problem. Evan, please investigate and reapply
when you've discovered the problem.
llvm-svn: 34399
2007-02-19 03:20:00 +00:00
Evan Cheng
8c2508f1ac
Added getReservedRegs().
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llvm-svn: 34376
2007-02-17 11:06:00 +00:00
Jim Laskey
52a12383a4
Support for non-landing pad exception handling.
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llvm-svn: 33755
2007-02-01 16:31:34 +00:00
Chris Lattner
f4e5c29cb9
Fix CodeGen/PowerPC/2007-01-31-InlineAsmAddrMode.ll
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llvm-svn: 33732
2007-02-01 00:39:08 +00:00
Jim Laskey
6f5d7d292f
Only gather frame info if debug or eh.
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llvm-svn: 33639
2007-01-29 23:20:22 +00:00
Jim Laskey
eba0cf04e5
Landing pad-less eh for PPC.
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llvm-svn: 33622
2007-01-29 18:51:14 +00:00
Jim Laskey
64f4242072
Change the MachineDebugInfo to MachineModuleInfo to better reflect usage
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for debugging and exception handling.
llvm-svn: 33550
2007-01-26 21:22:28 +00:00
Jim Laskey
23ed7d2625
Make LABEL a builtin opcode.
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llvm-svn: 33537
2007-01-26 14:34:52 +00:00
Evan Cheng
970ed5d59f
Fix comment.
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llvm-svn: 33508
2007-01-25 22:48:25 +00:00
Evan Cheng
9009b02367
- Tell PEI that PPC will handle stack frame rounding itself.
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- Do not round up to max. alignment of stack object if it is > stack alignment.
It will have to be handled with dynamic aligning code.
llvm-svn: 33505
2007-01-25 22:25:04 +00:00
Jim Laskey
a67f14502d
Repair debug frames as a prelude to eh_frames. Switched to using MachineMoves
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by value so that clean up is less confusing (these vectors tend to be small.)
llvm-svn: 33488
2007-01-24 18:45:13 +00:00
Evan Cheng
d9d93832b0
hasFP() is now a virtual method of MRegisterInfo.
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llvm-svn: 33455
2007-01-23 00:57:47 +00:00
Evan Cheng
bd6a333b52
Fix naming inconsistency.
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llvm-svn: 32823
2007-01-02 21:33:40 +00:00
Bill Wendling
f13d78d3b8
What should be the last unnecessary <iostream>s in the library.
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llvm-svn: 32333
2006-12-07 22:21:48 +00:00
Chris Lattner
ebe31092ff
fix CodeGen/PowerPC/2006-12-07-LargeAlloca.ll on ppc64
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llvm-svn: 32331
2006-12-07 22:15:58 +00:00
Jim Laskey
0ffc5bc871
Make it easier for gdb to find the return address.
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llvm-svn: 32277
2006-12-06 17:42:06 +00:00
Evan Cheng
d8be97599a
MachineInstr::setOpcode -> MachineInstr::setInstrDescriptor
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llvm-svn: 32034
2006-11-30 07:12:03 +00:00
Evan Cheng
98fa7ab4d7
Change MachineInstr ctor's to take a TargetInstrDescriptor reference instead
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of opcode and number of operands.
llvm-svn: 31947
2006-11-27 23:37:22 +00:00
Chris Lattner
ad5f088196
r13 is the thread pointer on darwin/ppc64, don't allocate it.
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llvm-svn: 31882
2006-11-20 19:33:51 +00:00
Jim Laskey
a1f032c03a
Assert unhandled case.
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llvm-svn: 31828
2006-11-17 18:49:39 +00:00
Jim Laskey
b56f73f709
1. Ignore the -disable-fp-elim when the routine is a leaf.
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2. Offsets on 64-bit stores are still in bytes.
llvm-svn: 31824
2006-11-17 16:09:31 +00:00
Jim Laskey
8aac7dc0ee
This is a general clean up of the PowerPC ABI. Address several problems and
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bugs including making sure that the TOS links back to the previous frame,
that the maximum call frame size is not included twice when using frame
pointers, no longer growing the frame on calls, double storing of SP and
a cleaner/faster dynamic alloca.
llvm-svn: 31792
2006-11-16 22:43:37 +00:00
Chris Lattner
f505815dad
Fix ppc64 epilog bug.
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llvm-svn: 31771
2006-11-15 23:35:30 +00:00
Evan Cheng
2a92afa25d
Properly transfer kill / dead info.
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llvm-svn: 31765
2006-11-15 20:58:11 +00:00
Chris Lattner
2f520b36ba
Fix the PPC regressions last night
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llvm-svn: 31752
2006-11-15 17:40:51 +00:00
Chris Lattner
dc48b6a77c
Rework PPC64 calls. Now we have a LR8/CTR8 register which the PPC64 calls
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clobber. This allows LR8 to be save/restored correctly as a 64-bit quantity,
instead of handling it as a 32-bit quantity. This unbreaks ppc64 codegen when
the code is actually located above the 4G boundary.
llvm-svn: 31734
2006-11-14 18:44:47 +00:00
Evan Cheng
0e82270ff2
Matches MachineInstr changes.
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llvm-svn: 31712
2006-11-13 23:36:35 +00:00
Jim Laskey
d692c1a0ab
Make sure stack link is set in 64-bit.
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llvm-svn: 31690
2006-11-11 22:22:07 +00:00
Chris Lattner
b5aefe29ae
implement proper PPC64 prolog/epilog codegen.
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llvm-svn: 31684
2006-11-11 19:05:28 +00:00
Jim Laskey
f5bffa5670
Running with frame pointers prevented debugging, external probes and
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potentially some system calls/exception handling from working. TOS must always
link to previous frame. This is a short term workaround until alloca scheme is
reworked.
llvm-svn: 31677
2006-11-11 10:21:58 +00:00
Reid Spencer
4bafa71dc1
For PR786:
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Turn on -Wunused and -Wno-unused-parameter. Clean up most of the resulting
fall out by removing unused variables. Remaining warnings have to do with
unused functions (I didn't want to delete code without review) and unused
variables in generated code. Maintainers should clean up the remaining
issues when they see them. All changes pass DejaGnu tests and Olden.
llvm-svn: 31380
2006-11-02 20:25:50 +00:00
Chris Lattner
9cd4e3429e
Completely eliminate def&use operands. Now a register operand is EITHER a
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def operand or a use operand.
llvm-svn: 30109
2006-09-05 02:31:13 +00:00
Jim Laskey
d44e9493e6
Handle callee saved registers in dwarf frame info (lead up to exception
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handling.)
llvm-svn: 29954
2006-08-29 16:24:26 +00:00
Jim Laskey
c5bcc6d451
Fix some comments.
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llvm-svn: 29880
2006-08-25 19:40:59 +00:00
Chris Lattner
fd9cbcab4a
The PPC64 JIT needs register numbers to encode instructions.
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llvm-svn: 29114
2006-07-11 20:53:55 +00:00