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Added 'X' format to ARM code.

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This commit is contained in:
Donald Lindsay 1999-11-16 03:37:02 +00:00
parent 73c89d4876
commit cfbd315cb2
3 changed files with 15 additions and 0 deletions
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6
opcodes/ChangeLog
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@ -1,3 +1,9 @@
Mon Nov 15 19:34:58 1999 Donald Lindsay <dlindsay@cygnus.com>
* arm-dis.c (print_insn_arm): Added general purpose 'X' format.
* arm-opc.h (print_insn_arm): Added comment documenting
the 'X' format just added to arm-dis.c.
1999-11-15 Gavin Romig-Koch <gavin@cygnus.com>
* mips-opc.c (la): Create a version that just uses addiu directly.

8
opcodes/arm-dis.c
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@ -491,6 +491,14 @@ print_insn_arm (pc, info, given)
func (stream, "\t; IMBRange");
}
break;
case 'X':
{
long reg;
reg = given >> bitstart;
reg &= (2 << (bitend - bitstart)) - 1;
func (stream, "%01x", reg & 0xf);
}
break;
case 'f':
{
long reg;

1
opcodes/arm-opc.h
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@ -33,6 +33,7 @@ struct thumb_opcode
%% %
%<bitfield>d print the bitfield in decimal
%<bitfield>x print the bitfield in hex
%<bitfield>X print the bitfield as 1 hex digit without leading "0x"
%<bitfield>r print as an ARM register
%<bitfield>f print a floating point constant if >7 else a
floating point register