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Fri Oct 4 17:38:03 1991 Steve Chamberlain (steve at cygnus.com)

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* reloc.c: Extended NEWHOWTO macro
	* ieee.c: Changed the way 8bit pcrel is done
	* cpu-h8300.c: got the registers in the right order
This commit is contained in:
Steve Chamberlain
1991-10-05 00:39:21 +00:00
parent 3e4c643dc1
commit b2c91bd95e
3 changed files with 703 additions and 385 deletions
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46
bfd/cpu-h8300.c
View File

@ -75,6 +75,7 @@ DEFUN_VOID(bfd_h8_disassemble_init)
} }
} }
unsigned int unsigned int
DEFUN(bfd_h8_disassemble,(addr, data, stream), DEFUN(bfd_h8_disassemble,(addr, data, stream),
bfd_vma addr AND bfd_vma addr AND
@ -82,6 +83,10 @@ CONST bfd_byte *data AND
FILE *stream) FILE *stream)
{ {
/* Find the first entry in the table for this opcode */ /* Find the first entry in the table for this opcode */
CONST static char *regnames[] = {
"r0h","r1h","r2h","r3h","r4h","r5h","r6h","r7h",
"r0l","r1l","r2l","r3l","r4l","r5l","r6l","r7l" };
int rs = 0; int rs = 0;
int rd = 0; int rd = 0;
int rdisp = 0; int rdisp = 0;
@ -163,8 +168,8 @@ FILE *stream)
} }
fprintf(stream, "%02x %02x .word\tH'%x,H'%x\n", fprintf(stream, "%02x %02x .word\tH'%x,H'%x\n",
data[0], data[1], data[0], data[1],
data[0], data[1]); data[0], data[1]);
return 2; return 2;
found:; found:;
{ int i; { int i;
@ -190,9 +195,9 @@ FILE *stream)
case IMM3: case IMM3:
fprintf(stream, "#H'%x", (unsigned)abs); break; fprintf(stream, "#H'%x", (unsigned)abs); break;
case RD8: case RD8:
fprintf(stream, "r%d%c", rd/2, rd & 1 ? 'l' : 'h'); break; fprintf(stream, "%s", regnames[rd]); break;
case RS8: case RS8:
fprintf(stream, "r%d%c", rs/2, rs & 1 ? 'l' : 'h'); break; fprintf(stream, "%s",regnames[rs]); break;
case RD16: case RD16:
fprintf(stream, "r%d", rd& 0x7); break; fprintf(stream, "r%d", rd& 0x7); break;
case RS16: case RS16:
@ -211,7 +216,9 @@ FILE *stream)
case ABS8DST: case ABS8DST:
fprintf(stream, "@H'%x", (unsigned)abs); break; fprintf(stream, "@H'%x", (unsigned)abs); break;
case DISP8: case DISP8:
fprintf(stream, "%d", (char)abs);break; fprintf(stream, ".%s%d (%x)",(char)abs>0 ? "+" :"", (char)abs,
addr + (char)abs);
break;
case DISPSRC: case DISPSRC:
case DISPDST: case DISPDST:
fprintf(stream, "@(%d,r%d)", abs, rdisp & 0x7); break; fprintf(stream, "@(%d,r%d)", abs, rdisp & 0x7); break;
@ -334,20 +341,22 @@ asection *ignore_input_section)
static reloc_howto_type howto_16 static reloc_howto_type howto_16
= NEWHOWTO(howto16_callback,"abs16",1,0); = NEWHOWTO(howto16_callback,"abs16",1,0,0);
static reloc_howto_type howto_8 static reloc_howto_type howto_8
= NEWHOWTO(howto8_callback,"abs8",0,0); = NEWHOWTO(howto8_callback,"abs8",0,0,0);
static reloc_howto_type howto_8_FFnn static reloc_howto_type howto_8_FFnn
= NEWHOWTO(howto8_FFnn_callback,"ff00+abs8",0,0); = NEWHOWTO(howto8_FFnn_callback,"ff00+abs8",0,0,0);
static reloc_howto_type howto_8_pcrel static reloc_howto_type howto_8_pcrel
= NEWHOWTO(howto8_pcrel_callback,"pcrel8",0,1); = NEWHOWTO(howto8_pcrel_callback,"pcrel8",0,1,1);
static CONST struct reloc_howto_struct *DEFUN(local_bfd_reloc_type_lookup,( code), static CONST struct reloc_howto_struct *
bfd_reloc_code_enum_type code) DEFUN(local_bfd_reloc_type_lookup,(arch, code),
bfd_arch_info_struct_type *arch AND
bfd_reloc_code_enum_type code)
{ {
switch (code) { switch (code) {
case BFD_RELOC_16: case BFD_RELOC_16:
@ -364,6 +373,17 @@ static CONST struct reloc_howto_struct *DEFUN(local_bfd_reloc_type_lookup,( cod
int bfd_default_scan_num_mach(); int bfd_default_scan_num_mach();
static boolean
DEFUN(h8300_scan,(info, string),
CONST struct bfd_arch_info_struct *info AND
CONST char *string)
{
if (strcmp(string,"h8300") == 0) return true;
if (strcmp(string,"H8300") == 0) return true;
if (strcmp(string,"h8/300") == 0) return true;
if (strcmp(string,"H8/300") == 0) return true;
return false;
}
static bfd_arch_info_struct_type arch_info_struct = static bfd_arch_info_struct_type arch_info_struct =
{ {
16, /* 16 bits in a word */ 16, /* 16 bits in a word */
@ -371,11 +391,11 @@ static bfd_arch_info_struct_type arch_info_struct =
8, /* 8 bits in a byte */ 8, /* 8 bits in a byte */
bfd_arch_h8300, bfd_arch_h8300,
0, /* only 1 machine */ 0, /* only 1 machine */
"H8/300", /* arch_name */ "H8/300", /* arch_name */
"H8/300", /* printable name */ "H8/300", /* printable name */
true, /* the default machine */ true, /* the default machine */
bfd_default_compatible, bfd_default_compatible,
bfd_default_scan, h8300_scan,
print_insn_h8300, print_insn_h8300,
local_bfd_reloc_type_lookup, local_bfd_reloc_type_lookup,
0, 0,

1040
bfd/ieee.c
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File diff suppressed because it is too large Load Diff

2
bfd/reloc.c
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@ -365,7 +365,7 @@ And will be replaced with the totally magic way. But for the moment,
we are compatible, so do it this way.. we are compatible, so do it this way..
*+ *+
#define NEWHOWTO( FUNCTION, NAME,SIZE,REL) HOWTO(0,0,SIZE,0,REL,0,false,false,FUNCTION, NAME,false,0,0,false) #define NEWHOWTO( FUNCTION, NAME,SIZE,REL,IN) HOWTO(0,0,SIZE,0,REL,0,false,false,FUNCTION, NAME,false,0,0,IN)
*- *-
Helper routine to turn a symbol into a relocation value. Helper routine to turn a symbol into a relocation value.