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Commit Graph

17 Commits

Author SHA1 Message Date
John Criswell
de34542f41 Added LLVM copyright header.
llvm-svn: 9321
2003-10-21 15:17:13 +00:00
Misha Brukman
fd3dc24fc4 Since we now have TableGen editing modes for VIM and (X)Emacs, we no longer need
to mark TableGen description files with "C++ mode".

llvm-svn: 7841
2003-08-14 15:16:28 +00:00
Chris Lattner
94c11ac765 Transition to using 'let X = y' instead of 'set X = y'.
llvm-svn: 7565
2003-08-04 05:03:18 +00:00
Misha Brukman
10a63e248c No need for a second immediate field if the class already inherits one.
llvm-svn: 7182
2003-07-15 21:27:14 +00:00
Misha Brukman
1e37572950 Removed unnecessary assignment (it was taken care by a superclass) and clarified
some comments.

llvm-svn: 7119
2003-07-07 22:18:06 +00:00
Misha Brukman
8dd0e2fb27 * Force all "don't care" bits to 0 so that there are absolutely no unset bits in
the TableGen descriptions; all unset bits are thus errors.
* As a result, found and fixed instructions where some operands were not
  actually assigned into the right portion of the instruction.

llvm-svn: 7074
2003-07-02 19:37:48 +00:00
Misha Brukman
f0c930a86c Added missing directive to store the instruction name.
llvm-svn: 6639
2003-06-05 23:35:11 +00:00
Misha Brukman
93b1009318 Added missing 'rs1' field to F3_rdrs1imm13, 'rd' to F3_rdrs1rs2.
llvm-svn: 6618
2003-06-05 00:39:45 +00:00
Misha Brukman
ee88ddfc38 Added instruction format class 3.15 and floating-point compare instructions.
llvm-svn: 6594
2003-06-04 02:26:14 +00:00
Misha Brukman
4c382415f6 Store instructions are different from other Format 3.1/3.2 instructions in that
they prefer the destination register to be last. Thus, two new classes were made
for them that accomodate for having this layout of operands (F3_1rd, F3_2rd).

llvm-svn: 6564
2003-06-03 03:20:14 +00:00
Misha Brukman
2de19586d6 * Removed unused classes: the rd field is always mentioned as the last reg.
* Added new classes which start building from rs1, adding rs2, and then rd.
* Fixed order of operands in classes 3.11, 3.12, 3.16, and 3.17 .
* Fixed comments to reflect Real Life (tm).
* Removed "don't care" commented out assignments and dead classes (#if 0).

llvm-svn: 6560
2003-06-03 01:11:58 +00:00
Misha Brukman
f343fb82d0 Added MOVR (move int reg on register condition), aka comparison with zero.
None of these instructions are actually used in the Sparc backend, so no changes
were required in the instruction selector.

llvm-svn: 6549
2003-06-02 21:16:54 +00:00
Misha Brukman
32fae9b78a The 'rd' register is consistently mentioned last in instruction definitions.
Created new classes from which instructions inherit their ordering of fields.

llvm-svn: 6461
2003-05-31 06:25:19 +00:00
Misha Brukman
0fae161230 The actual order of parameters in a 2-reg-immediate assembly instructions is
"rs1, imm, rd": most importantly, rd goes last.

llvm-svn: 6456
2003-05-31 04:22:26 +00:00
Misha Brukman
9c38927f33 Because the format of the shift instructions is `shift r, shcnt, r', the
instructions of format 3.12 and 3.13 cannot inherit from F3rdrs1, because that
implies that the two registers are the first two parameters to the instruction.

Thus I made the instructions inherit from F3rd again, and manually added an rs1
field AFTER the shcnt field in the instruction, which maps to the appropriate
place in the instruction.

The other changes are just elimination of unnecessary spaces.

llvm-svn: 6437
2003-05-30 18:06:10 +00:00
Brian Gaeke
240b6d81b8 Makefile: Make SparcV9CodeEmitter.inc depend on SparcV9_F*.td as well.
SparcV9_F3.td: F3_12 and F3_13 instructions have rd and rs1 fields. Also,
 their fields were totally screwed up. This seems to fix the problem.

llvm-svn: 6429
2003-05-30 08:02:14 +00:00
Misha Brukman
d0b1d8fa42 * Broke up SparcV9.td into separate files as it was getting unmanageable
* Added some Format 4 classes, but not instructions
* Added notes on missing sections with FIXMEs
* Added RDCCR instr

llvm-svn: 6388
2003-05-29 03:31:43 +00:00