* tic80.h (TIC80_OPERAND_ENDMASK): Add for flagging TIc80

endmask fields, which are somewhat weird in that 0 and 32 are
	treated exactly the same.
This commit is contained in:
Fred Fish 1997-02-07 00:28:19 +00:00
parent 6382554a6c
commit 12e8f8af1f
2 changed files with 15 additions and 0 deletions

View file

@ -1,4 +1,10 @@
start-sanitize-tic80
Thu Feb 6 17:30:15 1997 Fred Fish <fnf@cygnus.com>
* tic80.h (TIC80_OPERAND_ENDMASK): Add for flagging TIc80
endmask fields, which are somewhat weird in that 0 and 32 are
treated exactly the same.
Thu Jan 30 13:46:18 1997 Fred Fish <fnf@cygnus.com>
* tic80.h: Change all the OPERAND defines to use the form (1 << X)

View file

@ -200,6 +200,15 @@ extern const struct tic80_operand tic80_operands[];
#define TIC80_OPERAND_BASEREL (1 << 11)
/* This operand is an "endmask" field for a shift instruction.
It is treated special in that it can have values of 0-32,
where 0 and 32 result in the same instruction. The assembler
must be able to accept both endmask values. This disassembler
has no way of knowing from the instruction which value was
given at assembly time, so it just uses '0'. */
#define TIC80_OPERAND_ENDMASK (1 << 12)
/* This operand is one of the 32 general purpose registers.
The disassembler prints these with a leading 'r'. */