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Patches for PR15356 courtesy of Tony Thompson at ARM.

This commit is contained in:
Nick Clifton 1998-03-19 23:51:18 +00:00
parent 155d9cc48a
commit de1b531df3
2 changed files with 14 additions and 3 deletions
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11
opcodes/ChangeLog
View File

@ -1,3 +1,14 @@
Thu Mar 19 15:46:53 1998 Nick Clifton <nickc@cygnus.com>
These patches are courtesy of Jonathan Walton and Tony Thompson
(athompso@cambridge.arm.com).
* arm-dis.c (print_insn_thumb): Ignore bottom two bits of PC
relative addresses.
* arm-opc.h (thumb_opcodes): Annotate PC relative addresses with
both the offset and the label closest to the destination.
start-sanitize-r5900
Thu Mar 19 13:53:25 1998 Jeffrey A Law (law@cygnus.com)

6
opcodes/arm-opc.h
View File

@ -66,7 +66,7 @@ Thumb specific format options:
%<bitfield>B print Thumb branch destination (signed displacement)
%<bitfield>W print (bitfield * 4) as a decimal
%<bitfield>H print (bitfield * 2) as a decimal
%<bitfield>a print (bitfield * 4) as a decoded symbol
%<bitfield>a print (bitfield * 4) as a pc-rel offset + decoded symbol
*/
/* Note: There is a partial ordering in this table - it must be searched from
@ -223,7 +223,7 @@ static struct thumb_opcode thumb_opcodes[] =
{0x3000, 0xF800, "add\t%8-10r, #%0-7d"},
{0x3800, 0xF800, "sub\t%8-10r, #%0-7d"},
/* format 6 */
{0x4800, 0xF800, "ldr\t%8-10r, %0-7a"},
{0x4800, 0xF800, "ldr\t%8-10r, [pc, #%0-7W]\t(%0-7a)"}, /* TODO: Disassemble PC relative "LDR rD,=<symbolic>" */
/* format 9 */
{0x6000, 0xF800, "str\t%0-2r, [%3-5r, #%6-10W]"},
{0x6800, 0xF800, "ldr\t%0-2r, [%3-5r, #%6-10W]"},
@ -236,7 +236,7 @@ static struct thumb_opcode thumb_opcodes[] =
{0x9000, 0xF800, "str\t%8-10r, [sp, #%0-7W]"},
{0x9800, 0xF800, "ldr\t%8-10r, [sp, #%0-7W]"},
/* format 12 */
{0xA000, 0xF800, "add\t%8-10r, pc, #%0-7W"}, /* TODO: Disassemble PC relative "LDR rD,=<symbolic>" */
{0xA000, 0xF800, "add\t%8-10r, pc, #%0-7W\t(adr %8-10r,%0-7a)"},
{0xA800, 0xF800, "add\t%8-10r, sp, #%0-7W"},
/* format 15 */
{0xC000, 0xF800, "stmia\t%8-10r!,%M"},