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Thu Nov 14 11:17:49 1996 Martin M. Hunt <hunt@pizza.cygnus.com>

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* config/tc-d10v.c (write_2_short): Fix bug that wouldn't
	allow a branch and link in parallel with an exe instruction.
This commit is contained in:
Martin Hunt 1996-11-14 19:20:02 +00:00
parent 7e405d7ed7
commit edb89bfc5b
2 changed files with 18 additions and 3 deletions
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11
gas/ChangeLog
View file

@ -1,3 +1,14 @@
start-sanitize-d10v
Thu Nov 14 11:17:49 1996 Martin M. Hunt <hunt@pizza.cygnus.com>
* config/tc-d10v.c (write_2_short): Fix bug that wouldn't
allow a branch and link in parallel with an exe instruction.
Fri Nov 8 13:55:03 1996 Martin M. Hunt <hunt@pizza.cygnus.com>
* doc/c-d10v.texi: Add info on @word modifier.
end-sanitize-d10v
Wed Nov 6 13:46:07 1996 Jeffrey A Law (law@cygnus.com)
* config/tc-mn10300.c (mn10300_insert_operand): MN10300_OPERAND_SPLIT

10
gas/config/tc-d10v.c
View file

@ -75,7 +75,7 @@ static unsigned long do_assemble PARAMS ((char *str, struct d10v_opcode **opcode
static unsigned long d10v_insert_operand PARAMS (( unsigned long insn, int op_type,
offsetT value, int left, fixS *fix));
static int parallel_ok PARAMS ((struct d10v_opcode *opcode1, unsigned long insn1,
struct d10v_opcode *opcode2, unsigned long insn2));
struct d10v_opcode *opcode2, unsigned long insn2));
struct option md_longopts[] = {
@ -694,7 +694,7 @@ write_2_short (opcode1, insn1, opcode2, insn2, exec_type, fx)
if ( (opcode1->format & LONG_OPCODE) || (opcode2->format & LONG_OPCODE))
as_fatal ("Long instructions may not be combined.");
if(opcode1->exec_type & BRANCH_LINK)
if(opcode1->exec_type & BRANCH_LINK && opcode2->exec_type != PARONLY)
{
/* subroutines must be called from 32-bit boundaries */
/* so the return address will be correct */
@ -822,7 +822,11 @@ parallel_ok (op1, insn1, op2, insn2)
unsigned long ins, mod[2], used[2];
struct d10v_opcode *op;
if (op1->exec_type & SEQ || op2->exec_type & SEQ)
if ((op1->exec_type & SEQ) != 0 || (op2->exec_type & SEQ) != 0
|| (op1->exec_type & PAR) == 0 || (op2->exec_type & PAR) == 0
|| (op1->unit == BOTH) || (op2->unit == BOTH)
|| (op1->unit == IU && op2->unit == IU)
|| (op1->unit == MU && op2->unit == MU))
return 0;
/* The idea here is to create two sets of bitmasks (mod and used) */