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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
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@ -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> 1999-07-05 Nick Clifton <nickc@cygnus.com>
* arm-dis.c (print_insn_arm): Display hex equivalent of rotated * 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 /* Nonzero means that we have found an instruction which has
the effect of adding or or'ing the imm13 field to rs1. */ the effect of adding or or'ing the imm13 field to rs1. */
int imm_added_to_rs1 = 0; int imm_added_to_rs1 = 0;
int imm_ored_to_rs1 = 0;
/* Nonzero means that we have found a plus sign in the args /* Nonzero means that we have found a plus sign in the args
field of the opcode table. */ field of the opcode table. */
@ -293,8 +294,9 @@ print_insn_sparc (memaddr, info)
/* Do we have an `add' or `or' instruction combining an /* Do we have an `add' or `or' instruction combining an
immediate with rs1? */ immediate with rs1? */
if (opcode->match == 0x80102000 || opcode->match == 0x80002000) if (opcode->match == 0x80102000) /* or */
/* (or) (add) */ imm_ored_to_rs1 = 1;
if (opcode->match == 0x80002000) /* add */
imm_added_to_rs1 = 1; imm_added_to_rs1 = 1;
if (X_RS1 (insn) != X_RD (insn) 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 If so, attempt to print the result of the add or
or (in this context add and or do the same thing) or (in this context add and or do the same thing)
and its symbolic value. */ and its symbolic value. */
if (imm_added_to_rs1) if (imm_ored_to_rs1 || imm_added_to_rs1)
{ {
unsigned long prev_insn; unsigned long prev_insn;
int errcode; int errcode;
@ -709,8 +711,11 @@ print_insn_sparc (memaddr, info)
{ {
(*info->fprintf_func) (stream, "\t! "); (*info->fprintf_func) (stream, "\t! ");
info->target = info->target =
(0xFFFFFFFF & (int) X_IMM22 (prev_insn) << 10) (0xFFFFFFFF & (int) X_IMM22 (prev_insn) << 10);
| X_SIMM (insn, 13); 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->print_address_func) (info->target, info);
info->insn_type = dis_dref; info->insn_type = dis_dref;
info->data_size = 4; /* FIXME!!! */ info->data_size = 4; /* FIXME!!! */