espressif/binutils-gdb
1
0
Fork 0
mirror of https://github.com/espressif/binutils-gdb.git synced 2025-06-20 09:58:19 +08:00
Code Issues Packages Projects Releases Wiki Activity

* config/tc-mips.c (mips_pseudo_table): Add "insn".

Browse Source 
(s_insn): New static function.
	* doc/c-mips.texi: Document .insn.
This commit is contained in:
Ian Lance Taylor
1997-02-12 20:00:15 +00:00
parent ebf2837264
commit ed3eb78691
2 changed files with 38 additions and 0 deletions
Download Patch File Download Diff File Expand all files Collapse all files

4
gas/ChangeLog
View File

@ -1,5 +1,9 @@
Wed Feb 12 14:36:29 1997 Ian Lance Taylor <ian@cygnus.com> Wed Feb 12 14:36:29 1997 Ian Lance Taylor <ian@cygnus.com>
* config/tc-mips.c (mips_pseudo_table): Add "insn".
(s_insn): New static function.
* doc/c-mips.texi: Document .insn.
* config/tc-mips.c (md_begin): Add the general registers to the * config/tc-mips.c (md_begin): Add the general registers to the
symbol table. symbol table.
(mips16_ip): First parse the expression, and then see whether it (mips16_ip): First parse the expression, and then see whether it

34
gas/config/tc-mips.c
View File

@ -548,6 +548,7 @@ static void s_cpload PARAMS ((int));
static void s_cprestore PARAMS ((int)); static void s_cprestore PARAMS ((int));
static void s_gpword PARAMS ((int)); static void s_gpword PARAMS ((int));
static void s_cpadd PARAMS ((int)); static void s_cpadd PARAMS ((int));
static void s_insn PARAMS ((int));
static void md_obj_begin PARAMS ((void)); static void md_obj_begin PARAMS ((void));
static void md_obj_end PARAMS ((void)); static void md_obj_end PARAMS ((void));
static long get_number PARAMS ((void)); static long get_number PARAMS ((void));
@ -587,6 +588,7 @@ static const pseudo_typeS mips_pseudo_table[] =
{"cprestore", s_cprestore, 0}, {"cprestore", s_cprestore, 0},
{"gpword", s_gpword, 0}, {"gpword", s_gpword, 0},
{"cpadd", s_cpadd, 0}, {"cpadd", s_cpadd, 0},
{"insn", s_insn, 0},
/* Relatively generic pseudo-ops that happen to be used on MIPS /* Relatively generic pseudo-ops that happen to be used on MIPS
chips. */ chips. */
@ -9215,6 +9217,38 @@ s_cpadd (ignore)
demand_empty_rest_of_line (); demand_empty_rest_of_line ();
} }
/* Handle the .insn pseudo-op. This marks instruction labels in
mips16 mode. This permits the linker to handle them specially,
such as generating jalx instructions when needed. We also make
them odd for the duration of the assembly, in order to generate the
right sort of code. We will make them even in the adjust_symtab
routine, while leaving them marked. This is convenient for the
debugger and the disassembler. The linker knows to make them odd
again. */
static void
s_insn (ignore)
int ignore;
{
if (mips16)
{
struct insn_label_list *l;
for (l = insn_labels; l != NULL; l = l->next)
{
#ifdef S_SET_OTHER
if (OUTPUT_FLAVOR == bfd_target_elf_flavour)
S_SET_OTHER (l->label, STO_MIPS16);
#endif
++l->label->sy_value.X_add_number;
}
mips_clear_insn_labels ();
}
demand_empty_rest_of_line ();
}
/* Parse a register string into a number. Called from the ECOFF code /* Parse a register string into a number. Called from the ECOFF code
to parse .frame. The argument is non-zero if this is the frame to parse .frame. The argument is non-zero if this is the frame
register, so that we can record it in mips_frame_reg. */ register, so that we can record it in mips_frame_reg. */