Evan Cheng
116f97f2c7
PEI now passes a RegScavenger ptr to eliminateFrameIndex.
...
llvm-svn: 34707
2007-02-28 00:21:17 +00:00
Evan Cheng
ee2e5de4fb
MRegisterInfo disowns RegScavenger. It's immutable.
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llvm-svn: 34706
2007-02-28 00:17:36 +00:00
Reid Spencer
e306ef6798
Join two lines that can be joined.
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llvm-svn: 34705
2007-02-27 23:49:07 +00:00
Reid Spencer
355cec42d1
Add some syntactic sugar.
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llvm-svn: 34704
2007-02-27 23:47:33 +00:00
Reid Spencer
24430077d5
Pull out the stops.
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llvm-svn: 34703
2007-02-27 23:33:03 +00:00
Reid Spencer
58f7a497bb
Remove some redundancy.
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llvm-svn: 34702
2007-02-27 23:27:26 +00:00
Evan Cheng
4357509984
Minor tweak. Allocate r0 to r3 in reverse order, r3 is least likely to be livein to a function.
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llvm-svn: 34701
2007-02-27 23:03:55 +00:00
Evan Cheng
ec12bdd7ea
Some more code clean up.
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llvm-svn: 34700
2007-02-27 22:58:43 +00:00
Chris Lattner
da909a2df7
reenable generation of CC info
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llvm-svn: 34699
2007-02-27 22:12:19 +00:00
Evan Cheng
2402ddad92
Oops.
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llvm-svn: 34698
2007-02-27 22:10:52 +00:00
Chris Lattner
35b160f990
reapply
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llvm-svn: 34697
2007-02-27 22:08:27 +00:00
Chris Lattner
33bdd3ed53
*** empty log message ***
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llvm-svn: 34696
2007-02-27 22:05:51 +00:00
Reid Spencer
edbe747bab
Implement countLeadingOnes() and getMinSignedBits(). This helps to minimize
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the bit width of negative numbers by computing the minimum bit width for a
negative value. E.g. 0x1800000000000000 could be just 0x8000000000000000
llvm-svn: 34695
2007-02-27 21:59:26 +00:00
Evan Cheng
b314459812
Back out previous commit temporarily.
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llvm-svn: 34694
2007-02-27 21:47:22 +00:00
Evan Cheng
06b5bb9888
Backing out
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CodeGenTarget.cpp updated: 1.82 -> 1.83
Record.cpp updated: 1.55 -> 1.56
Record.h updated: 1.59 -> 1.60
TableGen.cpp updated: 1.47 -> 1.48
It's missing CallingConvEmitter.h
llvm-svn: 34693
2007-02-27 21:44:08 +00:00
Evan Cheng
a19dd6f388
Let MRegisterInfo now owns RegScavenger; eliminateFrameIndex must preserve register kill info.
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llvm-svn: 34692
2007-02-27 21:12:35 +00:00
Evan Cheng
4c4e56df47
Let MRegisterInfo now owns RegScavenger.
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llvm-svn: 34691
2007-02-27 21:10:33 +00:00
Evan Cheng
f03b87c1ff
RegScavenger interface change to make it more flexible.
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llvm-svn: 34690
2007-02-27 21:09:48 +00:00
Evan Cheng
11d5b762b9
Let MRegisterInfo owns RegScavenger.
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llvm-svn: 34689
2007-02-27 21:08:07 +00:00
Evan Cheng
561bf1736e
Pass IsImp, IsKill, and IsDead to ChangeToRegister.
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llvm-svn: 34688
2007-02-27 21:06:57 +00:00
Reid Spencer
3a22b776c7
This test passes on x86/Linux now.
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llvm-svn: 34686
2007-02-27 20:46:44 +00:00
Chris Lattner
0d05dc2523
implement CCMatchIfCC in terms of CCMatchIf
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llvm-svn: 34685
2007-02-27 20:45:02 +00:00
Chris Lattner
4d29a90170
build cc info
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llvm-svn: 34684
2007-02-27 20:44:31 +00:00
Chris Lattner
22444dbc7c
target for generating CC info
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llvm-svn: 34683
2007-02-27 20:44:12 +00:00
Chris Lattner
5e2b19c767
initial support for calling convention generation, still unfinished.
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llvm-svn: 34682
2007-02-27 20:43:37 +00:00
Reid Spencer
8178fd7bd5
Adjust to changes in the APInt interface.
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llvm-svn: 34681
2007-02-27 20:25:25 +00:00
Reid Spencer
9e66d0921a
Improve APInt interface:
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1. Add unsigned and signed versions of methods so a "bool" argument doesn't
need to be passed in.
2. Make the various getMin/getMax functions all be inline since they are
so simple.
3. Simplify sdiv and srem code.
llvm-svn: 34680
2007-02-27 20:24:31 +00:00
Reid Spencer
e0c8670bfe
Conform to single person attribution in file comment.
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llvm-svn: 34678
2007-02-27 19:31:09 +00:00
Reid Spencer
a3b5b71616
For PR1205:
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Implement review feedback:
1. Use new APInt::RoundDoubleToAPInt interface to specify the bit width so
that we don't have to truncate or extend in constant folding.
2. Fix a pasteo in SDiv that prevented a check for overflow.
3. Fix the shift operators: undef happens when the shift amount is equal
to the bitwidth.
llvm-svn: 34677
2007-02-27 19:29:54 +00:00
Reid Spencer
76197d85b6
Update for constant folding now generating undef and overflow correctly.
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llvm-svn: 34676
2007-02-27 19:26:40 +00:00
Reid Spencer
e7fb34b1de
Shifting by the bit width now produces undef, not 0.
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llvm-svn: 34675
2007-02-27 19:22:36 +00:00
Reid Spencer
b61f731ddd
1. Fix three serious bugs in the comparison code.
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2. Change RoundDoubleToAPInt to take a bit width parameter. Use that
parameter to limit the bit width of the result.
llvm-svn: 34673
2007-02-27 18:23:40 +00:00
Reid Spencer
612dfe195b
Allow the RoundDoubleToAPInt function to specify a width to use.
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llvm-svn: 34672
2007-02-27 18:22:31 +00:00
Chris Lattner
da49dee51d
a note
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llvm-svn: 34670
2007-02-27 17:21:09 +00:00
Devang Patel
89791371ce
Make getPassManagerType() const.
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llvm-svn: 34669
2007-02-27 15:00:39 +00:00
Nicolas Geoffray
a144ebf568
Fix parenthesis for BCTRL_{ELF|Macho} test.
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llvm-svn: 34668
2007-02-27 13:10:41 +00:00
Nicolas Geoffray
a562e5c1c5
Differentiate between the MachO and the ELF ABI the CALL instruction.
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llvm-svn: 34667
2007-02-27 13:01:19 +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
Nicolas Geoffray
5d71b78293
Added myself
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llvm-svn: 34665
2007-02-27 10:44:42 +00:00
Reid Spencer
b05cb31bdf
Allow the AsmWriter to print out arbitrary precision integers.
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llvm-svn: 34664
2007-02-27 08:34:09 +00:00
Reid Spencer
74764708fa
Correct the implelmentation of ConstantInt::getAllOnesValue() for bit
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widths > 64 bits.
llvm-svn: 34663
2007-02-27 07:57:53 +00:00
Reid Spencer
1e498b04f5
Get rid of extraneous // in file comment.
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llvm-svn: 34662
2007-02-27 07:35:18 +00:00
Chris Lattner
90c768b913
Add calling convention info
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llvm-svn: 34661
2007-02-27 06:59:52 +00:00
Reid Spencer
de3bbe0489
For PR1205:
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Implement constant folding via APInt instead of uint64_t.
llvm-svn: 34660
2007-02-27 06:23:51 +00:00
Chris Lattner
9f0e5d8b03
move target independent calling convention stuff to TargetCallingConv.td
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llvm-svn: 34659
2007-02-27 05:57:32 +00:00
Chris Lattner
2b737abea1
fill in some holes
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llvm-svn: 34658
2007-02-27 05:51:05 +00:00
Chris Lattner
9117648533
switch x86-64 return value lowering over to using same mechanism as argument
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lowering uses.
llvm-svn: 34657
2007-02-27 05:28:59 +00:00
Chris Lattner
11a1c2113c
Minor refactoring of CC Lowering interfaces
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llvm-svn: 34656
2007-02-27 05:13:54 +00:00
Chris Lattner
e34136f6d5
move CC Lowering stuff to its own public interface
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llvm-svn: 34655
2007-02-27 04:43:02 +00:00
Chris Lattner
cac44e283d
refactor x86-64 argument lowering yet again, this time eliminating templates,
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'clients', etc, and adding CCValAssign instead.
llvm-svn: 34654
2007-02-27 04:18:15 +00:00