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Jakub Jelinek <jj@ultra.linux.cz>

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* sparc-dis.c (print_insn_sparc): Differentiate between
        addition and oring when guessing symbol for comment.
This commit is contained in:
Richard Henderson 1999-07-08 16:14:07 +00:00
parent feb90132a0
commit 9df31319e8
2 changed files with 15 additions and 5 deletions
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5
opcodes/ChangeLog
View File

@ -1,3 +1,8 @@
1999-07-08 Jakub Jelinek <jj@ultra.linux.cz>
* sparc-dis.c (print_insn_sparc): Differentiate between
addition and oring when guessing symbol for comment.
1999-07-05 Nick Clifton <nickc@cygnus.com>
* arm-dis.c (print_insn_arm): Display hex equivalent of rotated

15
opcodes/sparc-dis.c
View File

@ -283,6 +283,7 @@ print_insn_sparc (memaddr, info)
/* Nonzero means that we have found an instruction which has
the effect of adding or or'ing the imm13 field to rs1. */
int imm_added_to_rs1 = 0;
int imm_ored_to_rs1 = 0;
/* Nonzero means that we have found a plus sign in the args
field of the opcode table. */
@ -293,8 +294,9 @@ print_insn_sparc (memaddr, info)
/* Do we have an `add' or `or' instruction combining an
immediate with rs1? */
if (opcode->match == 0x80102000 || opcode->match == 0x80002000)
/* (or) (add) */
if (opcode->match == 0x80102000) /* or */
imm_ored_to_rs1 = 1;
if (opcode->match == 0x80002000) /* add */
imm_added_to_rs1 = 1;
if (X_RS1 (insn) != X_RD (insn)
@ -670,7 +672,7 @@ print_insn_sparc (memaddr, info)
If so, attempt to print the result of the add or
or (in this context add and or do the same thing)
and its symbolic value. */
if (imm_added_to_rs1)
if (imm_ored_to_rs1 || imm_added_to_rs1)
{
unsigned long prev_insn;
int errcode;
@ -709,8 +711,11 @@ print_insn_sparc (memaddr, info)
{
(*info->fprintf_func) (stream, "\t! ");
info->target =
(0xFFFFFFFF & (int) X_IMM22 (prev_insn) << 10)
| X_SIMM (insn, 13);
(0xFFFFFFFF & (int) X_IMM22 (prev_insn) << 10);
if (imm_added_to_rs1)
info->target += X_SIMM (insn, 13);
else
info->target |= X_SIMM (insn, 13);
(*info->print_address_func) (info->target, info);
info->insn_type = dis_dref;
info->data_size = 4; /* FIXME!!! */