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Commit Graph

19626 Commits

Author SHA1 Message Date
Chris Lattner
b36807b0d0 Fix a bug in previous commit
llvm-svn: 22936
2005-08-19 21:34:13 +00:00
Chris Lattner
a8f147c1b4 Fix a typeo, no wonder all tokenfactor edges were the same!
llvm-svn: 22935
2005-08-19 21:33:02 +00:00
Chris Lattner
ac699c4db9 Print physreg register nodes with target names (e.g. F1) instead of numbers
llvm-svn: 22934
2005-08-19 21:21:16 +00:00
Chris Lattner
011a721d08 Before implementing copyfromreg, we'll implement copytoreg correctly.
This gets us this for the previous testcase:

_test:
        lis r2, 0
        ori r3, r2, 65535
        blr

Note that we actually write to r3 (the return reg) correctly now :)

llvm-svn: 22933
2005-08-19 20:50:53 +00:00
Chris Lattner
9af3aaf541 Now that we have operand info for machine instructions, use it to create
temporary registers for things that define a register.  This allows dag->dag
isel to compile this:

int %test() { ret int 65535 }

into:

_test:
        lis r2, 0
        ori r2, r2, 65535
        blr

Next up, getting CopyFromReg to work, allowing arguments and cross-bb values.

llvm-svn: 22932
2005-08-19 20:45:43 +00:00
Chris Lattner
9ceee53f9a Emit this:
static const TargetOperandInfo OperandInfo6[] = { { &PPC32::CRRCRegClass }, { 0 }, };

instead of this:

static const TargetOperandInfo OperandInfo6[] = { { PPC32::CRRCRegisterClass }, { 0 }, };

For operand information, which does not require dynamic (startup-time)
initialization.

llvm-svn: 22931
2005-08-19 20:29:14 +00:00
Chris Lattner
916e016ac1 Expose the derived register classes to the public header, allowing them
to be accessed.

llvm-svn: 22930
2005-08-19 20:23:42 +00:00
Chris Lattner
2ac3fd08d2 Split RegisterClass 'Methods' into MethodProtos and MethodBodies
llvm-svn: 22929
2005-08-19 19:13:20 +00:00
Chris Lattner
20c1c4cf07 Split register class "Methods" into MethodProtos and MethodBodies
llvm-svn: 22928
2005-08-19 19:12:51 +00:00
Chris Lattner
78107cb342 put reg classes into namespace
llvm-svn: 22927
2005-08-19 18:53:43 +00:00
Chris Lattner
2b1d327d29 Put reg classes into namespaces
llvm-svn: 22926
2005-08-19 18:52:55 +00:00
Chris Lattner
f86654ffde Put register classes into namespaces
llvm-svn: 22925
2005-08-19 18:51:57 +00:00
Chris Lattner
9d61d4a3e4 Put register classes in namespaces
llvm-svn: 22924
2005-08-19 18:50:46 +00:00
Chris Lattner
15d2e8a253 Fix code that assumes the register info will be dumped into a target
namespace instead of the reg class namespace.  Update getRegClassForType()
to use modified names due to tblgen change.

llvm-svn: 22923
2005-08-19 18:50:11 +00:00
Chris Lattner
47005fe346 put reg classes in namespaces
llvm-svn: 22922
2005-08-19 18:49:22 +00:00
Chris Lattner
9a9fe27bd2 Require that targets specify a namespace for their register classes.
llvm-svn: 22921
2005-08-19 18:48:48 +00:00
Chris Lattner
cef54bfd28 Refactor to use Target.getRegisterClasses consistently, which provides
anonymous regclass definition renaming.

Change the generated code to emit register classes as properly namespace
qualified entities like everything else.

expose the actual class definition as an object, though this isn't quite
usable yet.

llvm-svn: 22920
2005-08-19 18:47:59 +00:00
Chris Lattner
077a4e87c4 Emit real operand info for instructions. This currently works but is bad
in one way: the generated tables require dynamic initialization for the
register classes.  This will be fixed in a future patch.

llvm-svn: 22919
2005-08-19 18:46:26 +00:00
Chris Lattner
341308dc6b Read the namespace field from register classes
llvm-svn: 22918
2005-08-19 18:45:20 +00:00
Chris Lattner
61526c0f6c The skeleton target has never had an isel
llvm-svn: 22917
2005-08-19 18:35:41 +00:00
Chris Lattner
f0b42a6f29 This code has always been dead on itanium
llvm-svn: 22916
2005-08-19 18:34:37 +00:00
Chris Lattner
b46e525e23 This code has always been dead for alpha
llvm-svn: 22915
2005-08-19 18:33:26 +00:00
Chris Lattner
e894de1791 The simple isel being gone makes this dead!
llvm-svn: 22914
2005-08-19 18:32:03 +00:00
Chris Lattner
f0e731ea49 Now that the simple isels are dead, so is this.
llvm-svn: 22913
2005-08-19 18:30:39 +00:00
Chris Lattner
bf7633b73b add a setName method to record
llvm-svn: 22912
2005-08-19 17:58:49 +00:00
Chris Lattner
1344e9cf9c Add a setName method to Record.
llvm-svn: 22911
2005-08-19 17:58:11 +00:00
Chris Lattner
36f99a1374 For now, just emit empty operand info structures.
llvm-svn: 22910
2005-08-19 16:57:28 +00:00
Chris Lattner
db827889e3 Sparcv9 gets no operand info
llvm-svn: 22909
2005-08-19 16:56:56 +00:00
Chris Lattner
6fcfaee2fc Add a new field to TargetInstrDescriptor for tracking information about
operands.

llvm-svn: 22908
2005-08-19 16:56:26 +00:00
Jeff Cohen
12674110d5 Fix VC++ constant truncation warning.
llvm-svn: 22907
2005-08-19 16:19:21 +00:00
Jeff Cohen
c6e28f4d38 Update Visual Studio projects for removed file.
llvm-svn: 22905
2005-08-19 13:51:22 +00:00
Duraid Madina
4efc0b6f2b a bugfix (up top) and a quick repair job: disable generation of dep.z
(which died about a week ago) so we're back to load-(2^n-1)-then-AND
sequences. slow, but things should now be Almost Completely Working,
modulo those pesky alignment/ABI issues.

llvm-svn: 22904
2005-08-19 13:25:50 +00:00
Chris Lattner
5ac318c67b Fix a problem jeffc noticed
llvm-svn: 22903
2005-08-19 06:16:04 +00:00
Jeff Cohen
f99748bc0f Fix VC++ precedence warning.
llvm-svn: 22902
2005-08-19 04:39:48 +00:00
Nate Begeman
88bfe8a7c3 Fix a bug where we were passing the wrong number of arguments to an
instruction.

llvm-svn: 22901
2005-08-19 03:42:28 +00:00
Chris Lattner
95a4e948da remove dead args
llvm-svn: 22900
2005-08-19 01:17:18 +00:00
Chris Lattner
3ddfd4fb7e remove dead options
llvm-svn: 22899
2005-08-19 01:16:18 +00:00
Chris Lattner
d00cbf7aa6 remove dead flags
llvm-svn: 22898
2005-08-19 01:14:40 +00:00
Chris Lattner
1685432a06 The code emitter generator only supports targets with 32-bit instruction
words.  There is no way for one of these targets to have a > 32-bit immediate!

llvm-svn: 22897
2005-08-19 01:04:33 +00:00
Chris Lattner
1207209677 Fix computation of # operands, add a temporary hack for CopyToReg
llvm-svn: 22896
2005-08-19 01:01:34 +00:00
Chris Lattner
7ab998463c now that all of the targets are clean w.r.t. the number of operands for each
instruction defined, actually emit this to the InstrInfoDescriptor, which
allows an assert in the machineinstrbuilder to do some checking for us,
and is required by the dag->dag emitter

llvm-svn: 22895
2005-08-19 00:59:49 +00:00
Nate Begeman
0966f7d0b9 Add support for target nodes with more than 3 operands, required by ppc
llvm-svn: 22894
2005-08-19 00:56:28 +00:00
Chris Lattner
5cfc567fb8 mark variable arity instructions as such. Alpha wins the battle for
cleanest backend in this metric :)

llvm-svn: 22893
2005-08-19 00:51:37 +00:00
Chris Lattner
5194ff37c4 Mark some instructions as variable_ops, and PSEUDO_ALLOC as taking a GPR.
I'm not convinced this is all of them,  but I can't do much testing, because
IA64 LLC crashes on big programs :(

llvm-svn: 22892
2005-08-19 00:47:42 +00:00
Chris Lattner
d7bd59d77e add a few missing cases
llvm-svn: 22891
2005-08-19 00:41:29 +00:00
Chris Lattner
f62a66a21c Give ADJCALLSTACKDOWN/UP the correct operands.
Give a whole bunch of other stuff variable operands, particularly FP.  The
FP stackifier is playing fast and loose with operands here, so we have to
mark them all as variable.  This will have to be fixed before we can dag->dag
the X86 backend.  The solution is for the pre-stackifier and post-stackifier
instructions to all be disjoint.

llvm-svn: 22890
2005-08-19 00:38:22 +00:00
Nate Begeman
1182e06dcf ISD::OR, and it's accompanying SelectBitfieldInsert
llvm-svn: 22889
2005-08-19 00:38:14 +00:00
Chris Lattner
abad70eaf8 The variable SAR's only take one operand too
llvm-svn: 22888
2005-08-19 00:31:37 +00:00
Chris Lattner
8ce7dd449a Stop adding bogus operands to variable shifts on X86. These instructions
only take one operand.  The other comes implicitly in through CL.

llvm-svn: 22887
2005-08-19 00:16:17 +00:00
Nate Begeman
a978ae8b7d Remove the X86 and PowerPC Simple instruction selectors; their time has
passed.

llvm-svn: 22886
2005-08-18 23:53:15 +00:00