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convert to DEC-style register names (but not yet done for 

the internal PALcode instruction format structure).
This commit is contained in:
cgd 1999-05-09 19:40:00 +00:00
parent 79c181f2e2
commit 75f1157922
1 changed files with 21 additions and 19 deletions
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40
sys/arch/alpha/alpha/db_disasm.c
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@ -1,4 +1,4 @@
/* $NetBSD: db_disasm.c,v 1.5 1999/02/13 02:41:40 thorpej Exp $ */ /* $NetBSD: db_disasm.c,v 1.6 1999/05/09 19:40:00 cgd Exp $ */
/* /*
* Mach Operating System * Mach Operating System
@ -48,7 +48,7 @@
#include <sys/cdefs.h> /* RCS ID & Copyright macro defns */ #include <sys/cdefs.h> /* RCS ID & Copyright macro defns */
__KERNEL_RCSID(0, "$NetBSD: db_disasm.c,v 1.5 1999/02/13 02:41:40 thorpej Exp $"); __KERNEL_RCSID(0, "$NetBSD: db_disasm.c,v 1.6 1999/05/09 19:40:00 cgd Exp $");
#include <sys/param.h> #include <sys/param.h>
#include <sys/systm.h> #include <sys/systm.h>
@ -65,6 +65,8 @@ __KERNEL_RCSID(0, "$NetBSD: db_disasm.c,v 1.5 1999/02/13 02:41:40 thorpej Exp $"
/* /*
* This would belong in a header file, except noone else needs it * This would belong in a header file, except noone else needs it
*
* XXX THESE SHOULD BE CONVERTED TO ra, rb, rc FORMAT.
*/ */
typedef union { typedef union {
/* /*
@ -893,12 +895,12 @@ operate:
* Nice and uniform, just check for literals * Nice and uniform, just check for literals
*/ */
db_printf("%s\t%s,", opcode, db_printf("%s\t%s,", opcode,
register_name(i.operate_lit_format.rs)); register_name(i.operate_lit_format.ra));
if (i.operate_lit_format.one) if (i.operate_lit_format.one)
db_printf("#0x%x", i.operate_lit_format.literal); db_printf("#0x%x", i.operate_lit_format.literal);
else else
db_printf("%s", register_name(i.operate_reg_format.rt)); db_printf("%s", register_name(i.operate_reg_format.rb));
db_printf(",%s", register_name(i.operate_lit_format.rd)); db_printf(",%s", register_name(i.operate_lit_format.rc));
break; break;
case op_vax_float: case op_vax_float:
/* /*
@ -915,9 +917,9 @@ operate:
opcode = anyf_name(i.float_format.function); opcode = anyf_name(i.float_format.function);
foperate: foperate:
db_printf("%s\tf%d,f%d,f%d", opcode, db_printf("%s\tf%d,f%d,f%d", opcode,
i.float_format.fs, i.float_format.fa,
i.float_format.ft, i.float_format.fb,
i.float_format.fd); i.float_format.fc);
break; break;
case op_special: case op_special:
/* /*
@ -933,13 +935,13 @@ foperate:
case op_fetch: case op_fetch:
case op_fetch_m: case op_fetch_m:
db_printf("%s\t0(%s)", opcode, db_printf("%s\t0(%s)", opcode,
register_name(i.mem_format.rs)); register_name(i.mem_format.rb));
break; break;
case op_rpcc: case op_rpcc:
case op_rc: case op_rc:
case op_rs: case op_rs:
db_printf("%s\t%s", opcode, db_printf("%s\t%s", opcode,
register_name(i.mem_format.rd)); register_name(i.mem_format.ra));
break; break;
case op_draint: case op_draint:
case op_mb: case op_mb:
@ -959,16 +961,16 @@ foperate:
case op_jmp: case op_jmp:
case op_jsr: case op_jsr:
db_printf("%s\t%s,(%s),", opcode, db_printf("%s\t%s,(%s),", opcode,
register_name(i.jump_format.rd), register_name(i.jump_format.ra),
register_name(i.jump_format.rs)); register_name(i.jump_format.rb));
signed_immediate = i.jump_format.hint; signed_immediate = i.jump_format.hint;
goto branch_displacement; goto branch_displacement;
break; break;
case op_ret: case op_ret:
case op_jcr: case op_jcr:
db_printf("%s\t%s,(%s)", opcode, db_printf("%s\t%s,(%s)", opcode,
register_name(i.jump_format.rd), register_name(i.jump_format.ra),
register_name(i.jump_format.rs)); register_name(i.jump_format.rb));
break; break;
} }
break; break;
@ -1025,14 +1027,14 @@ foperate:
*/ */
loadstore: loadstore:
if (fstore) if (fstore)
db_printf("%s\tf%d,", opcode, i.mem_format.rd); db_printf("%s\tf%d,", opcode, i.mem_format.ra);
else else
db_printf("%s\t%s,", opcode, db_printf("%s\t%s,", opcode,
register_name(i.mem_format.rd)); register_name(i.mem_format.ra));
signed_immediate = (long)i.mem_format.displacement; signed_immediate = (long)i.mem_format.displacement;
loadstore_address: loadstore_address:
db_printf("%lz(%s)", signed_immediate, db_printf("%lz(%s)", signed_immediate,
register_name(i.mem_format.rs)); register_name(i.mem_format.rb));
/* /*
* For convenience, do the address computation * For convenience, do the address computation
*/ */
@ -1040,7 +1042,7 @@ loadstore_address:
if (i.mem_format.opcode == op_ldah) if (i.mem_format.opcode == op_ldah)
signed_immediate <<= 16; signed_immediate <<= 16;
db_printf(" <0x%lx>", signed_immediate + db_printf(" <0x%lx>", signed_immediate +
db_register_value(DDB_REGS, i.mem_format.rs)); db_register_value(DDB_REGS, i.mem_format.rb));
} }
break; break;
case op_br: case op_br:
@ -1064,7 +1066,7 @@ loadstore_address:
*/ */
signed_immediate = (long)i.branch_format.displacement; signed_immediate = (long)i.branch_format.displacement;
db_printf("%s\t%s,", opcode, db_printf("%s\t%s,", opcode,
register_name(i.branch_format.rd)); register_name(i.branch_format.ra));
branch_displacement: branch_displacement:
db_printsym(iadr + sizeof(alpha_instruction) + db_printsym(iadr + sizeof(alpha_instruction) +
(signed_immediate << 2), DB_STGY_PROC); (signed_immediate << 2), DB_STGY_PROC);