* 721 Berkeley St.
* Kent, Ohio 44240
*
- * 28-Oct-97 JLH:
- * - outsym: show s_id as string rather than array [NCPS]
+ * 28-Oct-97 JLH:
+ * - outsym: show s_id as string rather than array [NCPS]
* - Added outr11 to support 8051's 11 bit destination address
*/
#include "asm.h"
-/*)Module asout.c
+/*)Module asout.c
*
- * The module asout.c contains all the functions used to
- * generate the .REL assembler output file.
+ * The module asout.c contains all the functions used to
+ * generate the .REL assembler output file.
*
*
- * The assemblers' output object file is an ascii file containing
- * the information needed by the linker to bind multiple object
- * modules into a complete loadable memory image.
+ * The assemblers' output object file is an ascii file containing
+ * the information needed by the linker to bind multiple object
+ * modules into a complete loadable memory image.
*
- * The object module contains the following designators:
+ * The object module contains the following designators:
*
- * [XDQ][HL]
- * X Hexadecimal radix
- * D Decimal radix
- * Q Octal radix
- *
- * H Most significant byte first
- * L Least significant byte first
- *
- * H Header
- * M Module
- * A Area
- * S Symbol
- * T Object code
- * R Relocation information
- * P Paging information
+ * [XDQ][HL]
+ * X Hexadecimal radix
+ * D Decimal radix
+ * Q Octal radix
*
+ * H Most significant byte first
+ * L Least significant byte first
*
- * (1) Radix Line
+ * H Header
+ * M Module
+ * A Area
+ * S Symbol
+ * T Object code
+ * R Relocation information
+ * P Paging information
*
- * The first line of an object module contains the [XDQ][HL]
- * format specifier (i.e. XH indicates a hexadecimal file with
- * most significant byte first) for the following designators.
*
+ * (1) Radix Line
*
- * (2) Header Line
+ * The first line of an object module contains the [XDQ][HL]
+ * format specifier (i.e. XH indicates a hexadecimal file with
+ * most significant byte first) for the following designators.
*
- * H aa areas gg global symbols
*
- * The header line specifies the number of areas(aa) and the
- * number of global symbols(gg) defined or referenced in this ob-
- * ject module segment.
+ * (2) Header Line
*
+ * H aa areas gg global symbols
*
- * (3) Module Line
+ * The header line specifies the number of areas(aa) and the
+ * number of global symbols(gg) defined or referenced in this ob-
+ * ject module segment.
*
- * M name
*
- * The module line specifies the module name from which this
- * header segment was assembled. The module line will not appear
- * if the .module directive was not used in the source program.
+ * (3) Module Line
*
+ * M name
*
- * (4) Symbol Line
+ * The module line specifies the module name from which this
+ * header segment was assembled. The module line will not appear
+ * if the .module directive was not used in the source program.
*
- * S string Defnnnn
*
- * or
+ * (4) Symbol Line
*
- * S string Refnnnn
+ * S string Defnnnn
*
- * The symbol line defines (Def) or references (Ref) the symbol
- * 'string' with the value nnnn. The defined value is relative to
- * the current area base address. References to constants and ex-
- * ternal global symbols will always appear before the first area
- * definition. References to external symbols will have a value of
- * zero.
+ * or
*
+ * S string Refnnnn
*
- * (5) Area Line
+ * The symbol line defines (Def) or references (Ref) the symbol
+ * 'string' with the value nnnn. The defined value is relative to
+ * the current area base address. References to constants and ex-
+ * ternal global symbols will always appear before the first area
+ * definition. References to external symbols will have a value of
+ * zero.
*
- * A label size ss flags ff
*
- * The area line defines the area label, the size (ss) of the
- * area in bytes, and the area flags (ff). The area flags specify
- * the ABS, REL, CON, OVR, and PAG parameters:
+ * (5) Area Line
*
- * OVR/CON (0x04/0x00 i.e. bit position 2)
+ * A label size ss flags ff
*
- * ABS/REL (0x08/0x00 i.e. bit position 3)
+ * The area line defines the area label, the size (ss) of the
+ * area in bytes, and the area flags (ff). The area flags specify
+ * the ABS, REL, CON, OVR, and PAG parameters:
*
- * PAG (0x10 i.e. bit position 4)
+ * OVR/CON (0x04/0x00 i.e. bit position 2)
*
+ * ABS/REL (0x08/0x00 i.e. bit position 3)
*
- * (6) T Line
+ * PAG (0x10 i.e. bit position 4)
*
- * T xx xx nn nn nn nn nn ...
*
- * The T line contains the assembled code output by the assem-
- * bler with xx xx being the offset address from the current area
- * base address and nn being the assembled instructions and data in
- * byte format.
+ * (6) T Line
*
+ * T xx xx nn nn nn nn nn ...
*
- * (7) R Line
+ * The T line contains the assembled code output by the assem-
+ * bler with xx xx being the offset address from the current area
+ * base address and nn being the assembled instructions and data in
+ * byte format.
*
- * R 0 0 nn nn n1 n2 xx xx ...
*
- * The R line provides the relocation information to the linker.
- * The nn nn value is the current area index, i.e. which area the
- * current values were assembled. Relocation information is en-
- * coded in groups of 4 bytes:
+ * (7) R Line
*
- * 1. n1 is the relocation mode and object format
- * 1. bit 0 word(0x00)/byte(0x01)
- * 2. bit 1 relocatable area(0x00)/symbol(0x02)
- * 3. bit 2 normal(0x00)/PC relative(0x04) relocation
- * 4. bit 3 1-byte(0x00)/2-byte(0x08) object format for
- * byte data
- * 5. bit 4 signed(0x00)/unsigned(0x10) byte data
- * 6. bit 5 normal(0x00)/page '0'(0x20) reference
- * 7. bit 6 normal(0x00)/page 'nnn'(0x40) reference
- * 8. bit 7 normal(0x00)/MSB of value
+ * R 0 0 nn nn n1 n2 xx xx ...
*
- * 2. n2 is a byte index into the corresponding (i.e. pre-
- * ceeding) T line data (i.e. a pointer to the data to be
- * updated by the relocation). The T line data may be
- * 1-byte or 2-byte byte data format or 2-byte word
- * format.
+ * The R line provides the relocation information to the linker.
+ * The nn nn value is the current area index, i.e. which area the
+ * current values were assembled. Relocation information is en-
+ * coded in groups of 4 bytes:
*
- * 3. xx xx is the area/symbol index for the area/symbol be-
- * ing referenced. the corresponding area/symbol is found
- * in the header area/symbol lists.
+ * 1. n1 is the relocation mode and object format
+ * 1. bit 0 word(0x00)/byte(0x01)
+ * 2. bit 1 relocatable area(0x00)/symbol(0x02)
+ * 3. bit 2 normal(0x00)/PC relative(0x04) relocation
+ * 4. bit 3 1-byte(0x00)/2-byte(0x08) object format for
+ * byte data
+ * 5. bit 4 signed(0x00)/unsigned(0x10) byte data
+ * 6. bit 5 normal(0x00)/page '0'(0x20) reference
+ * 7. bit 6 normal(0x00)/page 'nnn'(0x40) reference
+ * 8. bit 7 normal(0x00)/MSB of value
*
+ * 2. n2 is a byte index into the corresponding (i.e. pre-
+ * ceeding) T line data (i.e. a pointer to the data to be
+ * updated by the relocation). The T line data may be
+ * 1-byte or 2-byte byte data format or 2-byte word
+ * format.
*
- * The groups of 4 bytes are repeated for each item requiring relo-
- * cation in the preceeding T line.
+ * 3. xx xx is the area/symbol index for the area/symbol be-
+ * ing referenced. the corresponding area/symbol is found
+ * in the header area/symbol lists.
*
*
- * (8) P Line
+ * The groups of 4 bytes are repeated for each item requiring relo-
+ * cation in the preceeding T line.
*
- * P 0 0 nn nn n1 n2 xx xx
*
- * The P line provides the paging information to the linker as
- * specified by a .setdp directive. The format of the relocation
- * information is identical to that of the R line. The correspond-
- * ing T line has the following information:
- * T xx xx aa aa bb bb
+ * (8) P Line
*
- * Where aa aa is the area reference number which specifies the
- * selected page area and bb bb is the base address of the page.
- * bb bb will require relocation processing if the 'n1 n2 xx xx' is
- * specified in the P line. The linker will verify that the base
- * address is on a 256 byte boundary and that the page length of an
- * area defined with the PAG type is not larger than 256 bytes.
+ * P 0 0 nn nn n1 n2 xx xx
*
- * The linker defaults any direct page references to the first
- * area defined in the input REL file. All ASxxxx assemblers will
- * specify the _CODE area first, making this the default page area.
+ * The P line provides the paging information to the linker as
+ * specified by a .setdp directive. The format of the relocation
+ * information is identical to that of the R line. The correspond-
+ * ing T line has the following information:
+ * T xx xx aa aa bb bb
*
+ * Where aa aa is the area reference number which specifies the
+ * selected page area and bb bb is the base address of the page.
+ * bb bb will require relocation processing if the 'n1 n2 xx xx' is
+ * specified in the P line. The linker will verify that the base
+ * address is on a 256 byte boundary and that the page length of an
+ * area defined with the PAG type is not larger than 256 bytes.
*
- * asout.c contains the following functions:
- * int lobyte()
- * int hibyte()
- * VOID out()
- * VOID outab()
- * VOID outall()
- * VOID outarea()
- * VOID outaw()
- * VOID outbuf()
- * VOID outchk()
- * VOID outdot()
- * VOID outdp()
- * VOID outgsd()
- * VOID outrb()
- * VOID outrw()
- * VOID outsym()
- * VOID out_lb()
- * VOID out_lw()
- * VOID out_rw()
- * VOID out_tw()
+ * The linker defaults any direct page references to the first
+ * area defined in the input REL file. All ASxxxx assemblers will
+ * specify the _CODE area first, making this the default page area.
*
- * The module asout.c contains the following local variables:
- * int rel[] relocation data for code/data array
- * int * relp pointer to rel array
- * int txt[] assembled code/data array
- * int * txtp pointer to txt array
+ *
+ * asout.c contains the following functions:
+ * int lobyte()
+ * int hibyte()
+ * VOID out()
+ * VOID outab()
+ * VOID outall()
+ * VOID outarea()
+ * VOID outaw()
+ * VOID outbuf()
+ * VOID outchk()
+ * VOID outdot()
+ * VOID outdp()
+ * VOID outgsd()
+ * VOID outrb()
+ * VOID outrw()
+ * VOID outsym()
+ * VOID out_lb()
+ * VOID out_lw()
+ * VOID out_rw()
+ * VOID out_tw()
+ *
+ * The module asout.c contains the following local variables:
+ * int rel[] relocation data for code/data array
+ * int * relp pointer to rel array
+ * int txt[] assembled code/data array
+ * int * txtp pointer to txt array
*/
-#define NTXT 16
-#define NREL 16
+#define NTXT 16
+#define NREL 16
-char txt[NTXT];
-char rel[NREL];
+char txt[NTXT];
+char rel[NREL];
-char *txtp = { &txt[0] };
-char *relp = { &rel[0] };
+char *txtp = { &txt[0] };
+char *relp = { &rel[0] };
-/*)Function VOID outab(b)
+/*)Function VOID outab(b)
*
- * int b assembler data word
+ * int b assembler data word
*
- * The function outab() processes a single word of
- * assembled data in absolute format.
+ * The function outab() processes a single word of
+ * assembled data in absolute format.
*
- * local variables:
- * int * txtp pointer to data word
+ * local variables:
+ * int * txtp pointer to data word
*
- * global variables:
- * int oflag -o, generate relocatable output flag
- * int pass assembler pass number
+ * global variables:
+ * int oflag -o, generate relocatable output flag
+ * int pass assembler pass number
*
- * functions called:
- * VOID outchk() asout.c
- * VOID out_lb() asout.c
+ * functions called:
+ * VOID outchk() asout.c
+ * VOID out_lb() asout.c
*
- * side effects:
- * The current assembly address is incremented by 1.
+ * side effects:
+ * The current assembly address is incremented by 1.
*/
VOID
outab(b)
{
- if (pass == 2) {
- out_lb(b,0);
- if (oflag) {
- outchk(1, 0);
- *txtp++ = lobyte(b);
- }
- }
- ++dot.s_addr;
+ if (pass == 2) {
+ out_lb(b,0);
+ if (oflag) {
+ outchk(1, 0);
+ *txtp++ = lobyte(b);
+ }
+ }
+ ++dot.s_addr;
}
-/*)Function VOID outaw(w)
+/*)Function VOID outaw(w)
*
- * int w assembler data word
+ * int w assembler data word
*
- * The function outaw() processes a single word of
- * assembled data in absolute format.
+ * The function outaw() processes a single word of
+ * assembled data in absolute format.
*
- * local variables:
- * int * txtp pointer to data word
+ * local variables:
+ * int * txtp pointer to data word
*
- * global variables:
- * int oflag -o, generate relocatable output flag
- * int pass assembler pass number
+ * global variables:
+ * int oflag -o, generate relocatable output flag
+ * int pass assembler pass number
*
- * functions called:
- * VOID outchk() asout.c
- * VOID out_lw() asout.c
+ * functions called:
+ * VOID outchk() asout.c
+ * VOID out_lw() asout.c
*
- * side effects:
- * The current assembly address is incremented by 2.
+ * side effects:
+ * The current assembly address is incremented by 2.
*/
VOID
outaw(w)
{
- if (pass == 2) {
- out_lw(w,0);
- if (oflag) {
- outchk(2, 0);
- out_tw(w);
- }
- }
- dot.s_addr += 2;
+ if (pass == 2) {
+ out_lw(w,0);
+ if (oflag) {
+ outchk(2, 0);
+ out_tw(w);
+ }
+ }
+ dot.s_addr += 2;
}
-/*)Function VOID write_rmode(r)
+/*)Function VOID write_rmode(r)
*
- * int r relocation mode
+ * int r relocation mode
*
- * write_rmode puts the passed relocation mode into the
- * output relp buffer, escaping it if necessary.
+ * write_rmode puts the passed relocation mode into the
+ * output relp buffer, escaping it if necessary.
*
- * global variables:
- * int * relp pointer to rel array
+ * global variables:
+ * int * relp pointer to rel array
*
- * functions called:
- * VOID rerr() assubr.c
+ * functions called:
+ * VOID rerr() assubr.c
*
- * side effects:
- * relp is incremented appropriately.
+ * side effects:
+ * relp is incremented appropriately.
*/
VOID
write_rmode(int r)
*/
if ((r > 0xff) || ((r & R_ESCAPE_MASK) == R_ESCAPE_MASK))
{
- /* Hack in up to an extra 4 bits of flags with escape. */
- if (r > 0xfff)
- {
- /* uh-oh.. we have more than 4 extra bits. */
- fprintf(stderr,
- "Internal error: relocation mode 0x%X too big.\n",
- r);
- rerr();
- }
- /* printf("escaping relocation mode\n"); */
- *relp++ = R_ESCAPE_MASK | (r >> 8);
- *relp++ = r & 0xff;
+ /* Hack in up to an extra 4 bits of flags with escape. */
+ if (r > 0xfff)
+ {
+ /* uh-oh.. we have more than 4 extra bits. */
+ fprintf(stderr,
+ "Internal error: relocation mode 0x%X too big.\n",
+ r);
+ rerr();
+ }
+ /* printf("escaping relocation mode\n"); */
+ *relp++ = R_ESCAPE_MASK | (r >> 8);
+ *relp++ = r & 0xff;
}
else
{
- *relp++ = r;
+ *relp++ = r;
}
}
-/*)Function VOID outrb(esp, r)
- *
- * expr * esp pointer to expr structure
- * int r relocation mode
- *
- * The function outrb() processes a byte of generated code
- * in either absolute or relocatable format dependent upon
- * the data contained in the expr structure esp. If the
- * .REL output is enabled then the appropriate information
- * is loaded into the txt and rel buffers.
- *
- * local variables:
- * int n symbol/area reference number
- * int * relp pointer to rel array
- * int * txtp pointer to txt array
- *
- * global variables:
- * sym dot defined as sym[0]
- * int oflag -o, generate relocatable output flag
- * int pass assembler pass number
- *
- * functions called:
- * VOID aerr() assubr.c
- * VOID outchk() asout.c
- * VOID out_lb() asout.c
- * VOID out_rb() asout.c
- * VOID out_tb() asout.c
- *
- * side effects:
- * The current assembly address is incremented by 1.
+/*)Function VOID outrb(esp, r)
+ *
+ * expr * esp pointer to expr structure
+ * int r relocation mode
+ *
+ * The function outrb() processes a byte of generated code
+ * in either absolute or relocatable format dependent upon
+ * the data contained in the expr structure esp. If the
+ * .REL output is enabled then the appropriate information
+ * is loaded into the txt and rel buffers.
+ *
+ * local variables:
+ * int n symbol/area reference number
+ * int * relp pointer to rel array
+ * int * txtp pointer to txt array
+ *
+ * global variables:
+ * sym dot defined as sym[0]
+ * int oflag -o, generate relocatable output flag
+ * int pass assembler pass number
+ *
+ * functions called:
+ * VOID aerr() assubr.c
+ * VOID outchk() asout.c
+ * VOID out_lb() asout.c
+ * VOID out_rb() asout.c
+ * VOID out_tb() asout.c
+ *
+ * side effects:
+ * The current assembly address is incremented by 1.
*/
VOID
outrb(struct expr *esp, int r)
{
- register int n;
-
- if (pass == 2) {
- if (esp->e_flag==0 && esp->e_base.e_ap==NULL) {
- /* This is a constant; simply write the
- * const byte to the T line and don't
- * generate any relocation info.
- */
- out_lb(lobyte(esp->e_addr),0);
- if (oflag) {
- outchk(1, 0);
- *txtp++ = lobyte(esp->e_addr);
- }
- } else {
- /* We are generating a single byte of relocatable
- * info.
- *
- * In 8051 mode, we generate a 16 bit address. The
- * linker will later select a single byte based on
- * whether R_MSB is set.
- *
- * In flat24 mode, we generate a 24 bit address. The
- * linker will select a single byte based on
- * whether R_MSB or R_HIB is set.
- */
- if (!flat24Mode)
- {
- r |= R_BYTE | R_BYT2 | esp->e_rlcf;
- if (r & R_MSB) {
- out_lb(hibyte(esp->e_addr),r|R_RELOC|R_HIGH);
- } else {
- out_lb(lobyte(esp->e_addr),r|R_RELOC);
- }
- if (oflag) {
- outchk(2, 5);
- out_tw(esp->e_addr);
- if (esp->e_flag) {
- n = esp->e_base.e_sp->s_ref;
- r |= R_SYM;
- } else {
- n = esp->e_base.e_ap->a_ref;
- }
- write_rmode(r);
- *relp++ = txtp - txt - 2;
- out_rw(n);
- }
- }
- else
- {
- /* 24 bit mode. */
- r |= R_BYTE | R_BYT3 | esp->e_rlcf;
- if (r & R_HIB)
- {
- /* Probably should mark this differently in the
- * listing file.
- */
- out_lb(byte3(esp->e_addr),r|R_RELOC|R_HIGH);
- }
- else if (r & R_MSB) {
- out_lb(hibyte(esp->e_addr),r|R_RELOC|R_HIGH);
- } else {
- out_lb(lobyte(esp->e_addr),r|R_RELOC);
- }
- if (oflag) {
- outchk(3, 5);
- out_t24(esp->e_addr);
- if (esp->e_flag) {
- n = esp->e_base.e_sp->s_ref;
- r |= R_SYM;
- } else {
- n = esp->e_base.e_ap->a_ref;
- }
- write_rmode(r);
- *relp++ = txtp - txt - 3;
- out_rw(n);
- }
- }
- }
- }
- ++dot.s_addr;
+ register int n;
+
+ if (pass == 2) {
+ if (esp->e_flag==0 && esp->e_base.e_ap==NULL) {
+ /* This is a constant; simply write the
+ * const byte to the T line and don't
+ * generate any relocation info.
+ */
+ out_lb(lobyte(esp->e_addr),0);
+ if (oflag) {
+ outchk(1, 0);
+ *txtp++ = lobyte(esp->e_addr);
+ }
+ } else {
+ /* We are generating a single byte of relocatable
+ * info.
+ *
+ * We generate a 24 bit address. The linker will
+ * select a single byte based on whether R_MSB or
+ * R_HIB is set.
+ */
+ {
+ /* 24 bit mode. */
+ r |= R_BYTE | R_BYT3 | esp->e_rlcf;
+ if (r & R_HIB)
+ {
+ /* Probably should mark this differently in the
+ * listing file.
+ */
+ out_lb(byte3(esp->e_addr),r|R_RELOC|R_HIGH);
+ }
+ else if (r & R_MSB) {
+ out_lb(hibyte(esp->e_addr),r|R_RELOC|R_HIGH);
+ } else {
+ out_lb(lobyte(esp->e_addr),r|R_RELOC);
+ }
+ if (oflag) {
+ outchk(3, 5);
+ out_t24(esp->e_addr);
+ if (esp->e_flag) {
+ n = esp->e_base.e_sp->s_ref;
+ r |= R_SYM;
+ } else {
+ n = esp->e_base.e_ap->a_ref;
+ }
+ write_rmode(r);
+ *relp++ = txtp - txt - 3;
+ out_rw(n);
+ }
+ }
+ }
+ }
+ ++dot.s_addr;
}
-/*)Function VOID outrw(esp, r)
- *
- * expr * esp pointer to expr structure
- * int r relocation mode
- *
- * The function outrw() processes a word of generated code
- * in either absolute or relocatable format dependent upon
- * the data contained in the expr structure esp. If the
- * .REL output is enabled then the appropriate information
- * is loaded into the txt and rel buffers.
- *
- * local variables:
- * int n symbol/area reference number
- * int * relp pointer to rel array
- * int * txtp pointer to txt array
- *
- * global variables:
- * sym dot defined as sym[0]
- * int oflag -o, generate relocatable output flag
- * int pass assembler pass number
- *
- * functions called:
- * VOID aerr() assubr.c
- * VOID outchk() asout.c
- * VOID out_lw() asout.c
- * VOID out_rw() asout.c
- * VOID out_tw() asout.c
- *
- * side effects:
- * The current assembly address is incremented by 2.
+/*)Function VOID outrw(esp, r)
+ *
+ * expr * esp pointer to expr structure
+ * int r relocation mode
+ *
+ * The function outrw() processes a word of generated code
+ * in either absolute or relocatable format dependent upon
+ * the data contained in the expr structure esp. If the
+ * .REL output is enabled then the appropriate information
+ * is loaded into the txt and rel buffers.
+ *
+ * local variables:
+ * int n symbol/area reference number
+ * int * relp pointer to rel array
+ * int * txtp pointer to txt array
+ *
+ * global variables:
+ * sym dot defined as sym[0]
+ * int oflag -o, generate relocatable output flag
+ * int pass assembler pass number
+ *
+ * functions called:
+ * VOID aerr() assubr.c
+ * VOID outchk() asout.c
+ * VOID out_lw() asout.c
+ * VOID out_rw() asout.c
+ * VOID out_tw() asout.c
+ *
+ * side effects:
+ * The current assembly address is incremented by 2.
*/
VOID
outrw(struct expr *esp, int r)
{
- register int n;
-
- if (pass == 2) {
-
- if (esp->e_addr > 0xffff)
- {
- warnBanner();
- fprintf(stderr,
- "large constant 0x%x truncated to 16 bits\n",
- esp->e_addr);
- }
- if (esp->e_flag==0 && esp->e_base.e_ap==NULL) {
- out_lw(esp->e_addr,0);
- if (oflag) {
- outchk(2, 0);
- out_tw(esp->e_addr);
- }
- } else {
- r |= R_WORD | esp->e_rlcf;
- if (r & R_BYT2) {
- rerr();
- if (r & R_MSB) {
- out_lw(hibyte(esp->e_addr),r|R_RELOC);
- } else {
- out_lw(lobyte(esp->e_addr),r|R_RELOC);
- }
- } else {
- out_lw(esp->e_addr,r|R_RELOC);
- }
- if (oflag) {
- outchk(2, 5);
- out_tw(esp->e_addr);
- if (esp->e_flag) {
- n = esp->e_base.e_sp->s_ref;
- r |= R_SYM;
- } else {
- n = esp->e_base.e_ap->a_ref;
- }
-
- if (IS_C24(r))
- {
- /* If this happens, the linker will
- * attempt to process this 16 bit field
- * as 24 bits. That would be bad.
- */
- fprintf(stderr,
- "***Internal error: C24 out in "
- "outrw()\n");
- rerr();
- }
- write_rmode(r);
- *relp++ = txtp - txt - 2;
- out_rw(n);
- }
- }
- }
- dot.s_addr += 2;
+ register int n;
+
+ if (pass == 2) {
+
+ if (esp->e_addr > 0xffff)
+ {
+ warnBanner();
+ fprintf(stderr,
+ "large constant 0x%x truncated to 16 bits\n",
+ esp->e_addr);
+ }
+ if (esp->e_flag==0 && esp->e_base.e_ap==NULL) {
+ out_lw(esp->e_addr,0);
+ if (oflag) {
+ outchk(2, 0);
+ out_tw(esp->e_addr);
+ }
+ } else {
+ r |= R_WORD | esp->e_rlcf;
+ if (r & R_BYT2) {
+ rerr();
+ if (r & R_MSB) {
+ out_lw(hibyte(esp->e_addr),r|R_RELOC);
+ } else {
+ out_lw(lobyte(esp->e_addr),r|R_RELOC);
+ }
+ } else {
+ out_lw(esp->e_addr,r|R_RELOC);
+ }
+ if (oflag) {
+ outchk(2, 5);
+ out_tw(esp->e_addr);
+ if (esp->e_flag) {
+ n = esp->e_base.e_sp->s_ref;
+ r |= R_SYM;
+ } else {
+ n = esp->e_base.e_ap->a_ref;
+ }
+
+ if (IS_C24(r))
+ {
+ /* If this happens, the linker will
+ * attempt to process this 16 bit field
+ * as 24 bits. That would be bad.
+ */
+ fprintf(stderr,
+ "***Internal error: C24 out in "
+ "outrw()\n");
+ rerr();
+ }
+ write_rmode(r);
+ *relp++ = txtp - txt - 2;
+ out_rw(n);
+ }
+ }
+ }
+ dot.s_addr += 2;
}
-/*)Function VOID outr24(esp, r)
- *
- * expr * esp pointer to expr structure
- * int r relocation mode
- *
- * The function outr24() processes 24 bits of generated code
- * in either absolute or relocatable format dependent upon
- * the data contained in the expr structure esp. If the
- * .REL output is enabled then the appropriate information
- * is loaded into the txt and rel buffers.
- *
- * local variables:
- * int n symbol/area reference number
- * int * relp pointer to rel array
- * int * txtp pointer to txt array
- *
- * global variables:
- * sym dot defined as sym[0]
- * int oflag -o, generate relocatable output flag
- * int pass assembler pass number
- *
- * functions called:
- * VOID aerr() assubr.c
- * VOID outchk() asout.c
- * VOID out_l24() asout.c
- * VOID out_rw() asout.c
- * VOID out_t24() asout.c
- *
- * side effects:
- * The current assembly address is incremented by 3.
+/*)Function VOID outr24(esp, r)
+ *
+ * expr * esp pointer to expr structure
+ * int r relocation mode
+ *
+ * The function outr24() processes 24 bits of generated code
+ * in either absolute or relocatable format dependent upon
+ * the data contained in the expr structure esp. If the
+ * .REL output is enabled then the appropriate information
+ * is loaded into the txt and rel buffers.
+ *
+ * local variables:
+ * int n symbol/area reference number
+ * int * relp pointer to rel array
+ * int * txtp pointer to txt array
+ *
+ * global variables:
+ * sym dot defined as sym[0]
+ * int oflag -o, generate relocatable output flag
+ * int pass assembler pass number
+ *
+ * functions called:
+ * VOID aerr() assubr.c
+ * VOID outchk() asout.c
+ * VOID out_l24() asout.c
+ * VOID out_rw() asout.c
+ * VOID out_t24() asout.c
+ *
+ * side effects:
+ * The current assembly address is incremented by 3.
*/
VOID
outr24(struct expr *esp, int r)
{
- register int n;
-
- if (pass == 2) {
- if (esp->e_flag==0 && esp->e_base.e_ap==NULL) {
- /* This is a constant expression. */
- out_l24(esp->e_addr,0);
- if (oflag) {
- outchk(3, 0);
- out_t24(esp->e_addr);
- }
- } else {
- /* This is a symbol. */
- r |= R_WORD | esp->e_rlcf;
- if (r & R_BYT2) {
- /* I have no idea what this case is. */
- rerr();
- if (r & R_MSB) {
- out_lw(hibyte(esp->e_addr),r|R_RELOC);
- } else {
- out_lw(lobyte(esp->e_addr),r|R_RELOC);
- }
- } else {
- out_l24(esp->e_addr,r|R_RELOC);
- }
- if (oflag) {
- outchk(3, 5);
- out_t24(esp->e_addr);
- if (esp->e_flag) {
- n = esp->e_base.e_sp->s_ref;
- r |= R_SYM;
- } else {
- n = esp->e_base.e_ap->a_ref;
- }
-
- if (r & R_BYTE)
- {
- /* If this occurs, we cannot properly
- * code the relocation data with the
- * R_C24 flag. This means the linker
- * will fail to do the 24 bit relocation.
- * Which will suck.
- */
- fprintf(stderr,
- "***Internal error: BYTE out in 24 "
- "bit flat mode unexpected.\n");
- rerr();
- }
-
- write_rmode(r | R_C24);
- *relp++ = txtp - txt - 3;
- out_rw(n);
- }
- }
- }
- dot.s_addr += 3;
+ register int n;
+
+ if (pass == 2) {
+ if (esp->e_flag==0 && esp->e_base.e_ap==NULL) {
+ /* This is a constant expression. */
+ out_l24(esp->e_addr,0);
+ if (oflag) {
+ outchk(3, 0);
+ out_t24(esp->e_addr);
+ }
+ } else {
+ /* This is a symbol. */
+ r |= R_WORD | esp->e_rlcf;
+ if (r & R_BYT2) {
+ /* I have no idea what this case is. */
+ rerr();
+ if (r & R_MSB) {
+ out_lw(hibyte(esp->e_addr),r|R_RELOC);
+ } else {
+ out_lw(lobyte(esp->e_addr),r|R_RELOC);
+ }
+ } else {
+ out_l24(esp->e_addr,r|R_RELOC);
+ }
+ if (oflag) {
+ outchk(3, 5);
+ out_t24(esp->e_addr);
+ if (esp->e_flag) {
+ n = esp->e_base.e_sp->s_ref;
+ r |= R_SYM;
+ } else {
+ n = esp->e_base.e_ap->a_ref;
+ }
+
+ if (r & R_BYTE)
+ {
+ /* If this occurs, we cannot properly
+ * code the relocation data with the
+ * R_C24 flag. This means the linker
+ * will fail to do the 24 bit relocation.
+ * Which will suck.
+ */
+ fprintf(stderr,
+ "***Internal error: BYTE out in 24 "
+ "bit flat mode unexpected.\n");
+ rerr();
+ }
+
+ write_rmode(r | R_C24);
+ *relp++ = txtp - txt - 3;
+ out_rw(n);
+ }
+ }
+ }
+ dot.s_addr += 3;
}
-/*)Function VOID outdp(carea, esp)
- *
- * area * carea pointer to current area strcuture
- * expr * esp pointer to expr structure
- *
- * The function outdp() flushes the output buffer and
- * outputs paging information to the .REL file.
- *
- * local variables:
- * int n symbol/area reference number
- * int r relocation mode
- * int * relp pointer to rel array
- * int * txtp pointer to txt array
- *
- * global variables:
- * int oflag -o, generate relocatable output flag
- * int pass assembler pass number
- *
- * functions called:
- * VOID outbuf() asout.c
- * VOID outchk() asout.c
- * VOID out_rw() asout.c
- * VOID out_tw() asout.c
- *
- * side effects:
- * Output buffer flushed to .REL fiel.
- * Paging information dumped to .REL file.
+/*)Function VOID outdp(carea, esp)
+ *
+ * area * carea pointer to current area strcuture
+ * expr * esp pointer to expr structure
+ *
+ * The function outdp() flushes the output buffer and
+ * outputs paging information to the .REL file.
+ *
+ * local variables:
+ * int n symbol/area reference number
+ * int r relocation mode
+ * int * relp pointer to rel array
+ * int * txtp pointer to txt array
+ *
+ * global variables:
+ * int oflag -o, generate relocatable output flag
+ * int pass assembler pass number
+ *
+ * functions called:
+ * VOID outbuf() asout.c
+ * VOID outchk() asout.c
+ * VOID out_rw() asout.c
+ * VOID out_tw() asout.c
+ *
+ * side effects:
+ * Output buffer flushed to .REL fiel.
+ * Paging information dumped to .REL file.
*/
VOID
register struct area *carea;
register struct expr *esp;
{
- register int n, r;
-
- if (oflag && pass==2) {
- outchk(HUGE,HUGE);
- out_tw(carea->a_ref);
- out_tw(esp->e_addr);
- if (esp->e_flag || esp->e_base.e_ap!=NULL) {
- r = R_WORD;
- if (esp->e_flag) {
- n = esp->e_base.e_sp->s_ref;
- r |= R_SYM;
- } else {
- n = esp->e_base.e_ap->a_ref;
- }
- write_rmode(r);
- *relp++ = txtp - txt - 2;
- out_rw(n);
- }
- outbuf("P");
- }
+ register int n, r;
+
+ if (oflag && pass==2) {
+ outchk(HUGE,HUGE);
+ out_tw(carea->a_ref);
+ out_tw(esp->e_addr);
+ if (esp->e_flag || esp->e_base.e_ap!=NULL) {
+ r = R_WORD;
+ if (esp->e_flag) {
+ n = esp->e_base.e_sp->s_ref;
+ r |= R_SYM;
+ } else {
+ n = esp->e_base.e_ap->a_ref;
+ }
+ write_rmode(r);
+ *relp++ = txtp - txt - 2;
+ out_rw(n);
+ }
+ outbuf("P");
+ }
}
-/*)Function VOID outall()
+/*)Function VOID outall()
*
- * The function outall() will output any bufferred assembled
- * data and relocation information (during pass 2 if the .REL
- * output has been enabled).
+ * The function outall() will output any bufferred assembled
+ * data and relocation information (during pass 2 if the .REL
+ * output has been enabled).
*
- * local variables:
- * none
+ * local variables:
+ * none
*
- * global variables:
- * int oflag -o, generate relocatable output flag
- * int pass assembler pass number
+ * global variables:
+ * int oflag -o, generate relocatable output flag
+ * int pass assembler pass number
*
- * functions called:
- * VOID outbuf() asout.c
+ * functions called:
+ * VOID outbuf() asout.c
*
- * side effects:
- * assembled data and relocation buffers will be cleared.
+ * side effects:
+ * assembled data and relocation buffers will be cleared.
*/
VOID
outall()
{
- if (oflag && pass==2)
- outbuf("R");
+ if (oflag && pass==2)
+ outbuf("R");
}
-/*)Function VOID outdot()
+/*)Function VOID outdot()
*
- * The function outdot() outputs information about the
- * current program counter value (during pass 2 if the .REL
- * output has been enabled).
+ * The function outdot() outputs information about the
+ * current program counter value (during pass 2 if the .REL
+ * output has been enabled).
*
- * local variables:
- * none
+ * local variables:
+ * none
*
- * global variables:
- * int oflag -o, generate relocatable output flag
- * int pass assembler pass number
+ * global variables:
+ * int oflag -o, generate relocatable output flag
+ * int pass assembler pass number
*
- * functions called:
- * int fprintf() c_library
- * VOID out() asout.c
+ * functions called:
+ * int fprintf() c_library
+ * VOID out() asout.c
*
- * side effects:
- * assembled data and relocation buffers will be cleared.
+ * side effects:
+ * assembled data and relocation buffers will be cleared.
*/
VOID
outdot()
{
- if (oflag && pass==2) {
- fprintf(ofp, "T");
- out(txt,(int) (txtp-txt));
- fprintf(ofp, "\n");
- fprintf(ofp, "R");
- out(rel,(int) (relp-rel));
- fprintf(ofp, "\n");
- txtp = txt;
- relp = rel;
- }
+ if (oflag && pass==2) {
+ fprintf(ofp, "T");
+ out(txt,(int) (txtp-txt));
+ fprintf(ofp, "\n");
+ fprintf(ofp, "R");
+ out(rel,(int) (relp-rel));
+ fprintf(ofp, "\n");
+ txtp = txt;
+ relp = rel;
+ }
}
-/*)Function outchk(nt, nr)
+/*)Function outchk(nt, nr)
*
- * int nr number of additional relocation words
- * int nt number of additional data words
+ * int nr number of additional relocation words
+ * int nt number of additional data words
*
- * The function outchk() checks the data and relocation buffers
- * for space to insert the nt data words and nr relocation words.
- * If space is not available then output the current data and
- * initialize the data buffers to receive the new data.
+ * The function outchk() checks the data and relocation buffers
+ * for space to insert the nt data words and nr relocation words.
+ * If space is not available then output the current data and
+ * initialize the data buffers to receive the new data.
*
- * local variables:
- * area * ap pointer to an area structure
- * int * relp pointer to rel array
- * int * txtp pointer to txt array
+ * local variables:
+ * area * ap pointer to an area structure
+ * int * relp pointer to rel array
+ * int * txtp pointer to txt array
*
- * global variables:
- * sym dot defined as sym[0]
+ * global variables:
+ * sym dot defined as sym[0]
*
- * functions called:
- * VOID outbuf() asout.c
+ * functions called:
+ * VOID outbuf() asout.c
*
- * side effects:
- * Data and relocation buffers may be emptied and initialized.
+ * side effects:
+ * Data and relocation buffers may be emptied and initialized.
*/
VOID
outchk(nt, nr)
{
- register struct area *ap;
-
- if (txtp+nt > &txt[NTXT] || relp+nr > &rel[NREL]) {
- outbuf("R");
- }
- if (txtp == txt) {
- out_tw(dot.s_addr);
- if ((ap = dot.s_area) != NULL) {
- write_rmode(R_WORD|R_AREA);
- *relp++ = 0;
- out_rw(ap->a_ref);
- }
- }
+ register struct area *ap;
+
+ if (txtp+nt > &txt[NTXT] || relp+nr > &rel[NREL]) {
+ outbuf("R");
+ }
+ if (txtp == txt) {
+ out_tw(dot.s_addr);
+ if ((ap = dot.s_area) != NULL) {
+ write_rmode(R_WORD|R_AREA);
+ *relp++ = 0;
+ out_rw(ap->a_ref);
+ }
+ }
}
-/*)Function VOID outbuf()
+/*)Function VOID outbuf()
*
- * The function outbuf() will output any bufferred data
- * and relocation information to the .REL file. The output
- * buffer pointers and counters are initialized.
+ * The function outbuf() will output any bufferred data
+ * and relocation information to the .REL file. The output
+ * buffer pointers and counters are initialized.
*
- * local variables:
- * int rel[] relocation data for code/data array
- * int * relp pointer to rel array
- * int txt[] assembled code/data array
- * int * txtp pointer to txt array
+ * local variables:
+ * int rel[] relocation data for code/data array
+ * int * relp pointer to rel array
+ * int txt[] assembled code/data array
+ * int * txtp pointer to txt array
*
- * global variables:
- * FILE * ofp relocation output file handle
+ * global variables:
+ * FILE * ofp relocation output file handle
*
- * functions called:
- * VOID out() asout.c
+ * functions called:
+ * VOID out() asout.c
*
- * side effects:
- * All bufferred data written to .REL file and
- * buffer pointers and counters initialized.
+ * side effects:
+ * All bufferred data written to .REL file and
+ * buffer pointers and counters initialized.
*/
VOID
outbuf(s)
char *s;
{
- if (txtp > &txt[2]) {
- fprintf(ofp, "T");
- out(txt,(int) (txtp-txt));
- fprintf(ofp, "\n");
- fprintf(ofp, "%s", s);
- out(rel,(int) (relp-rel));
- fprintf(ofp, "\n");
- }
- txtp = txt;
- relp = rel;
+ if (txtp > &txt[2]) {
+ fprintf(ofp, "T");
+ out(txt,(int) (txtp-txt));
+ fprintf(ofp, "\n");
+ fprintf(ofp, "%s", s);
+ out(rel,(int) (relp-rel));
+ fprintf(ofp, "\n");
+ }
+ txtp = txt;
+ relp = rel;
}
-/*)Function VOID outgsd()
- *
- * The function outgsd() performs the following:
- * (1) outputs the .REL file radix
- * (2) outputs the header specifying the number
- * of areas and global symbols
- * (3) outputs the module name
- * (4) set the reference number and output a symbol line
- * for all external global variables and absolutes
- * (5) output an area name, set reference number and output
- * a symbol line for all global relocatables in the area.
- * Repeat this proceedure for all areas.
- *
- * local variables:
- * area * ap pointer to an area structure
- * sym * sp pointer to a sym structure
- * int i loop counter
- * int j loop counter
- * int c string character value
- * int narea number of code areas
- * char * ptr string pointer
- * int nglob number of global symbols
- * int rn symbol reference number
- *
- * global variables:
- * area * areap pointer to an area structure
- * char module[] module name string
- * sym * symhash[] array of pointers to NHASH
- * linked symbol lists
- * int xflag -x, listing radix flag
- *
- * functions called:
- * int fprintf() c_library
- * VOID outarea() asout.c
- * VOID outsym() asout.c
- * int putc() c_library
- *
- * side effects:
- * All symbols are given reference numbers, all symbol
- * and area information is output to the .REL file.
+/*)Function VOID outgsd()
+ *
+ * The function outgsd() performs the following:
+ * (1) outputs the .REL file radix
+ * (2) outputs the header specifying the number
+ * of areas and global symbols
+ * (3) outputs the module name
+ * (4) set the reference number and output a symbol line
+ * for all external global variables and absolutes
+ * (5) output an area name, set reference number and output
+ * a symbol line for all global relocatables in the area.
+ * Repeat this proceedure for all areas.
+ *
+ * local variables:
+ * area * ap pointer to an area structure
+ * sym * sp pointer to a sym structure
+ * int i loop counter
+ * int j loop counter
+ * int c string character value
+ * int narea number of code areas
+ * char * ptr string pointer
+ * int nglob number of global symbols
+ * int rn symbol reference number
+ *
+ * global variables:
+ * area * areap pointer to an area structure
+ * char module[] module name string
+ * sym * symhash[] array of pointers to NHASH
+ * linked symbol lists
+ * int xflag -x, listing radix flag
+ *
+ * functions called:
+ * int fprintf() c_library
+ * VOID outarea() asout.c
+ * VOID outsym() asout.c
+ * int putc() c_library
+ *
+ * side effects:
+ * All symbols are given reference numbers, all symbol
+ * and area information is output to the .REL file.
*/
VOID
outgsd()
{
- register struct area *ap;
- register struct sym *sp;
- register int i, j;
- char *ptr;
- int c, narea, nglob, rn;
-
- /*
- * Number of areas
- */
- narea = areap->a_ref + 1;
-
- /*
- * Number of global references/absolutes
- */
- nglob = 0;
- for (i = 0; i < NHASH; ++i) {
- sp = symhash[i];
- while (sp) {
- if (sp->s_flag&S_GBL)
- ++nglob;
- sp = sp->s_sp;
- }
- }
-
- /*
- * Output Radix and number of areas and symbols
- */
- if (xflag == 0) {
- fprintf(ofp, "X%c\n", hilo ? 'H' : 'L');
- fprintf(ofp, "H %X areas %X global symbols\n", narea, nglob);
- } else
- if (xflag == 1) {
- fprintf(ofp, "Q%c\n", hilo ? 'H' : 'L');
- fprintf(ofp, "H %o areas %o global symbols\n", narea, nglob);
- } else
- if (xflag == 2) {
- fprintf(ofp, "D%c\n", hilo ? 'H' : 'L');
- fprintf(ofp, "H %u areas %u global symbols\n", narea, nglob);
- }
-
- /*
- * Module name
- */
- if (module[0]) {
- fprintf(ofp, "M ");
- ptr = &module[0];
- while (ptr < &module[NCPS]) {
- if ((c = *ptr++) != 0)
- putc(c, ofp);
- }
- putc('\n', ofp);
- }
+ register struct area *ap;
+ register struct sym *sp;
+ register int i, j;
+ char *ptr;
+ int c, narea, nglob, rn;
+
+ /*
+ * Number of areas
+ */
+ narea = areap->a_ref + 1;
+
+ /*
+ * Number of global references/absolutes
+ */
+ nglob = 0;
+ for (i = 0; i < NHASH; ++i) {
+ sp = symhash[i];
+ while (sp) {
+ if (sp->s_flag&S_GBL)
+ ++nglob;
+ sp = sp->s_sp;
+ }
+ }
+
+ /*
+ * Output Radix and number of areas and symbols
+ */
+ if (xflag == 0) {
+ fprintf(ofp, "X%c\n", hilo ? 'H' : 'L');
+ fprintf(ofp, "H %X areas %X global symbols\n", narea, nglob);
+ } else
+ if (xflag == 1) {
+ fprintf(ofp, "Q%c\n", hilo ? 'H' : 'L');
+ fprintf(ofp, "H %o areas %o global symbols\n", narea, nglob);
+ } else
+ if (xflag == 2) {
+ fprintf(ofp, "D%c\n", hilo ? 'H' : 'L');
+ fprintf(ofp, "H %u areas %u global symbols\n", narea, nglob);
+ }
+
+ /*
+ * Module name
+ */
+ if (module[0]) {
+ fprintf(ofp, "M ");
+ ptr = &module[0];
+ while (ptr < &module[NCPS]) {
+ if ((c = *ptr++) != 0)
+ putc(c, ofp);
+ }
+ putc('\n', ofp);
+ }
/*
* Sdcc compile options
*/
- if (strlen(optsdcc)) fprintf(ofp, "O %s\n", optsdcc);
-
- /*
- * Global references and absolutes.
- */
- rn = 0;
- for (i=0; i<NHASH; ++i) {
- sp = symhash[i];
- while (sp) {
- if (sp->s_area==NULL && sp->s_flag&S_GBL) {
- sp->s_ref = rn++;
- outsym(sp);
- }
- sp = sp->s_sp;
- }
- }
-
- /*
- * Global relocatables.
- */
- for (i=0; i<narea; ++i) {
- ap = areap;
- while (ap->a_ref != i)
- ap = ap->a_ap;
- outarea(ap);
- for (j=0; j<NHASH; ++j) {
- sp = symhash[j];
- while (sp) {
- if (sp->s_area==ap && sp->s_flag&S_GBL) {
- sp->s_ref = rn++;
- outsym(sp);
- }
- sp = sp->s_sp;
- }
- }
- }
+ if (strlen(optsdcc)) fprintf(ofp, "O %s\n", optsdcc);
+
+ /*
+ * Global references and absolutes.
+ */
+ rn = 0;
+ for (i=0; i<NHASH; ++i) {
+ sp = symhash[i];
+ while (sp) {
+ if (sp->s_area==NULL && sp->s_flag&S_GBL) {
+ sp->s_ref = rn++;
+ outsym(sp);
+ }
+ sp = sp->s_sp;
+ }
+ }
+
+ /*
+ * Global relocatables.
+ */
+ for (i=0; i<narea; ++i) {
+ ap = areap;
+ while (ap->a_ref != i)
+ ap = ap->a_ap;
+ outarea(ap);
+ for (j=0; j<NHASH; ++j) {
+ sp = symhash[j];
+ while (sp) {
+ if (sp->s_area==ap && sp->s_flag&S_GBL) {
+ sp->s_ref = rn++;
+ outsym(sp);
+ }
+ sp = sp->s_sp;
+ }
+ }
+ }
}
-/*)Function VOID outarea(ap)
+/*)Function VOID outarea(ap)
*
- * area * ap pointer to an area structure
+ * area * ap pointer to an area structure
*
- * The function outarea() outputs the A line to the .REL
- * file. The A line contains the area's name, size, and
- * attributes.
+ * The function outarea() outputs the A line to the .REL
+ * file. The A line contains the area's name, size, and
+ * attributes.
*
- * local variables:
- * char * ptr pointer to area id string
- * int c character value
+ * local variables:
+ * char * ptr pointer to area id string
+ * int c character value
*
- * global variables:
- * FILE * ofp relocation output file handle
- * int xflag -x, listing radix flag
+ * global variables:
+ * FILE * ofp relocation output file handle
+ * int xflag -x, listing radix flag
*
- * functions called:
- * int fprintf() c_library
- * int putc() c_library
+ * functions called:
+ * int fprintf() c_library
+ * int putc() c_library
*
- * side effects:
- * The A line is sent to the .REL file.
+ * side effects:
+ * The A line is sent to the .REL file.
*/
VOID
outarea(ap)
register struct area *ap;
{
- register char *ptr;
- register int c;
-
- fprintf(ofp, "A ");
- ptr = &ap->a_id[0];
- while (ptr < &ap->a_id[NCPS]) {
- if ((c = *ptr++) != 0)
- putc(c, ofp);
- }
- if (xflag == 0) {
- fprintf(ofp, " size %X flags %X\n", ap->a_size, ap->a_flag);
- } else
- if (xflag == 1) {
- fprintf(ofp, " size %o flags %o\n", ap->a_size, ap->a_flag);
- } else
- if (xflag == 2) {
- fprintf(ofp, " size %u flags %u\n", ap->a_size, ap->a_flag);
- }
+ register char *ptr;
+ register int c;
+
+ fprintf(ofp, "A ");
+ ptr = &ap->a_id[0];
+ while (ptr < &ap->a_id[NCPS]) {
+ if ((c = *ptr++) != 0)
+ putc(c, ofp);
+ }
+ if (xflag == 0) {
+ fprintf(ofp, " size %X flags %X\n", ap->a_size, ap->a_flag);
+ } else
+ if (xflag == 1) {
+ fprintf(ofp, " size %o flags %o\n", ap->a_size, ap->a_flag);
+ } else
+ if (xflag == 2) {
+ fprintf(ofp, " size %u flags %u\n", ap->a_size, ap->a_flag);
+ }
}
-/*)Function VOID outsym(sp)
+/*)Function VOID outsym(sp)
*
- * sym * sp pointer to a sym structure
+ * sym * sp pointer to a sym structure
*
- * The function outsym() outputs the S line to the .REL
- * file. The S line contains the symbols name and whether the
- * the symbol is defined or referenced.
+ * The function outsym() outputs the S line to the .REL
+ * file. The S line contains the symbols name and whether the
+ * the symbol is defined or referenced.
*
- * local variables:
- * char * ptr pointer to symbol id string
- * int c character value
+ * local variables:
+ * char * ptr pointer to symbol id string
+ * int c character value
*
- * global variables:
- * FILE * ofp relocation output file handle
- * int xflag -x, listing radix flag
+ * global variables:
+ * FILE * ofp relocation output file handle
+ * int xflag -x, listing radix flag
*
- * functions called:
- * int fprintf() c_library
- * int putc() c_library
+ * functions called:
+ * int fprintf() c_library
+ * int putc() c_library
*
- * side effects:
- * The S line is sent to the .REL file.
+ * side effects:
+ * The S line is sent to the .REL file.
*/
VOID
outsym(sp)
register struct sym *sp;
{
- register char *ptr;
-
- fprintf(ofp, "S ");
- ptr = &sp->s_id[0];
- fprintf(ofp, "%s", ptr );
- fprintf(ofp, " %s", sp->s_type==S_NEW ? "Ref" : "Def");
- if (xflag == 0) {
- fprintf(ofp, "%04X\n", sp->s_addr);
- } else
- if (xflag == 1) {
- fprintf(ofp, "%06o\n", sp->s_addr);
- } else
- if (xflag == 2) {
- fprintf(ofp, "%05u\n", sp->s_addr);
- }
+ register char *ptr;
+
+ fprintf(ofp, "S ");
+ ptr = &sp->s_id[0];
+ fprintf(ofp, "%s", ptr );
+ fprintf(ofp, " %s", sp->s_type==S_NEW ? "Ref" : "Def");
+ if (xflag == 0) {
+ fprintf(ofp, "%04X\n", sp->s_addr);
+ } else
+ if (xflag == 1) {
+ fprintf(ofp, "%06o\n", sp->s_addr);
+ } else
+ if (xflag == 2) {
+ fprintf(ofp, "%05u\n", sp->s_addr);
+ }
}
-/*)Function VOID out(p, n)
+/*)Function VOID out(p, n)
*
- * int n number of words to output
- * int * p pointer to data words
+ * int n number of words to output
+ * int * p pointer to data words
*
- * The function out() outputs the data words to the .REL file
- * int the specified radix.
+ * The function out() outputs the data words to the .REL file
+ * int the specified radix.
*
- * local variables:
- * none
+ * local variables:
+ * none
*
- * global variables:
- * FILE * ofp relocation output file handle
- * int xflag -x, listing radix flag
+ * global variables:
+ * FILE * ofp relocation output file handle
+ * int xflag -x, listing radix flag
*
- * functions called:
- * int fprintf() c_library
+ * functions called:
+ * int fprintf() c_library
*
- * side effects:
- * Data is sent to the .REL file.
+ * side effects:
+ * Data is sent to the .REL file.
*/
VOID
out(char *p, int n)
{
- while (n--) {
- if (xflag == 0) {
- fprintf(ofp, " %02X", (*p++)&0xff);
- } else
- if (xflag == 1) {
- fprintf(ofp, " %03o", (*p++)&0xff);
- } else
- if (xflag == 2) {
- fprintf(ofp, " %03u", (*p++)&0xff);
- }
- }
+ while (n--) {
+ if (xflag == 0) {
+ fprintf(ofp, " %02X", (*p++)&0xff);
+ } else
+ if (xflag == 1) {
+ fprintf(ofp, " %03o", (*p++)&0xff);
+ } else
+ if (xflag == 2) {
+ fprintf(ofp, " %03u", (*p++)&0xff);
+ }
+ }
}
-/*)Function VOID out_lb(b, t)
+/*)Function VOID out_lb(b, t)
*
- * int b assembled data
- * int t relocation type
+ * int b assembled data
+ * int t relocation type
*
- * The function out_lb() copies the assembled data and
- * its relocation type to the list data buffers.
+ * The function out_lb() copies the assembled data and
+ * its relocation type to the list data buffers.
*
- * local variables:
- * none
+ * local variables:
+ * none
*
- * global variables:
- * int * cp pointer to assembler output array cb[]
- * int * cpt pointer to assembler relocation type
- * output array cbt[]
+ * global variables:
+ * int * cp pointer to assembler output array cb[]
+ * int * cpt pointer to assembler relocation type
+ * output array cbt[]
*
- * functions called:
- * none
+ * functions called:
+ * none
*
- * side effects:
- * Pointers to data and relocation buffers incremented by 1.
+ * side effects:
+ * Pointers to data and relocation buffers incremented by 1.
*/
VOID
out_lb(b,t)
register int b,t;
{
- if (cp < &cb[NCODE]) {
- *cp++ = b;
- *cpt++ = t;
- }
+ if (cp < &cb[NCODE]) {
+ *cp++ = b;
+ *cpt++ = t;
+ }
}
-/*)Function VOID out_lw(n, t)
+/*)Function VOID out_lw(n, t)
*
- * int n assembled data
- * int t relocation type
+ * int n assembled data
+ * int t relocation type
*
- * The function out_lw() copies the assembled data and
- * its relocation type to the list data buffers.
+ * The function out_lw() copies the assembled data and
+ * its relocation type to the list data buffers.
*
- * local variables:
- * none
+ * local variables:
+ * none
*
- * global variables:
- * int * cp pointer to assembler output array cb[]
- * int * cpt pointer to assembler relocation type
- * output array cbt[]
+ * global variables:
+ * int * cp pointer to assembler output array cb[]
+ * int * cpt pointer to assembler relocation type
+ * output array cbt[]
*
- * functions called:
- * none
+ * functions called:
+ * none
*
- * side effects:
- * Pointers to data and relocation buffers incremented by 2.
+ * side effects:
+ * Pointers to data and relocation buffers incremented by 2.
*/
VOID
out_lw(n,t)
register int n,t;
{
- if (hilo) {
- out_lb(hibyte(n),t ? t|R_HIGH : 0);
- out_lb(lobyte(n),t);
- } else {
- out_lb(lobyte(n),t);
- out_lb(hibyte(n),t ? t|R_HIGH : 0);
- }
+ if (hilo) {
+ out_lb(hibyte(n),t ? t|R_HIGH : 0);
+ out_lb(lobyte(n),t);
+ } else {
+ out_lb(lobyte(n),t);
+ out_lb(hibyte(n),t ? t|R_HIGH : 0);
+ }
}
-/*)Function VOID out_l24(n, t)
+/*)Function VOID out_l24(n, t)
*
- * int n assembled data
- * int t relocation type
+ * int n assembled data
+ * int t relocation type
*
- * The function out_l24() copies the assembled data and
- * its relocation type to the list data buffers.
+ * The function out_l24() copies the assembled data and
+ * its relocation type to the list data buffers.
*
- * local variables:
- * none
+ * local variables:
+ * none
*
- * global variables:
- * int * cp pointer to assembler output array cb[]
- * int * cpt pointer to assembler relocation type
- * output array cbt[]
+ * global variables:
+ * int * cp pointer to assembler output array cb[]
+ * int * cpt pointer to assembler relocation type
+ * output array cbt[]
*
- * functions called:
- * none
+ * functions called:
+ * none
*
- * side effects:
- * Pointers to data and relocation buffers incremented by 3.
+ * side effects:
+ * Pointers to data and relocation buffers incremented by 3.
*/
VOID
out_l24(int n, int t)
{
- if (hilo) {
- out_lb(byte3(n),t ? t|R_HIGH : 0);
- out_lb(hibyte(n),t);
- out_lb(lobyte(n),t);
- } else {
- out_lb(lobyte(n),t);
- out_lb(hibyte(n),t);
- out_lb(byte3(n),t ? t|R_HIGH : 0);
- }
+ if (hilo) {
+ out_lb(byte3(n),t ? t|R_HIGH : 0);
+ out_lb(hibyte(n),t);
+ out_lb(lobyte(n),t);
+ } else {
+ out_lb(lobyte(n),t);
+ out_lb(hibyte(n),t);
+ out_lb(byte3(n),t ? t|R_HIGH : 0);
+ }
}
-/*)Function VOID out_rw(n)
+/*)Function VOID out_rw(n)
*
- * int n data word
+ * int n data word
*
- * The function out_rw() outputs the relocation (R)
- * data word as two bytes ordered according to hilo.
+ * The function out_rw() outputs the relocation (R)
+ * data word as two bytes ordered according to hilo.
*
- * local variables:
- * int * relp pointer to rel array
+ * local variables:
+ * int * relp pointer to rel array
*
- * global variables:
- * none
+ * global variables:
+ * none
*
- * functions called:
- * int lobyte() asout.c
- * int hibyte() asout.c
+ * functions called:
+ * int lobyte() asout.c
+ * int hibyte() asout.c
*
- * side effects:
- * Pointer to relocation buffer incremented by 2.
+ * side effects:
+ * Pointer to relocation buffer incremented by 2.
*/
VOID
out_rw(n)
register int n;
{
- if (hilo) {
- *relp++ = hibyte(n);
- *relp++ = lobyte(n);
- } else {
- *relp++ = lobyte(n);
- *relp++ = hibyte(n);
- }
+ if (hilo) {
+ *relp++ = hibyte(n);
+ *relp++ = lobyte(n);
+ } else {
+ *relp++ = lobyte(n);
+ *relp++ = hibyte(n);
+ }
}
-/*)Function VOID out_tw(n)
+/*)Function VOID out_tw(n)
*
- * int n data word
+ * int n data word
*
- * The function out_tw() outputs the text (T)
- * data word as two bytes ordered according to hilo.
+ * The function out_tw() outputs the text (T)
+ * data word as two bytes ordered according to hilo.
*
- * local variables:
- * int * txtp pointer to txt array
+ * local variables:
+ * int * txtp pointer to txt array
*
- * global variables:
- * none
+ * global variables:
+ * none
*
- * functions called:
- * int lobyte() asout.c
- * int hibyte() asout.c
+ * functions called:
+ * int lobyte() asout.c
+ * int hibyte() asout.c
*
- * side effects:
- * Pointer to relocation buffer incremented by 2.
+ * side effects:
+ * Pointer to relocation buffer incremented by 2.
*/
VOID
out_tw(n)
register int n;
{
- if (hilo) {
- *txtp++ = hibyte(n);
- *txtp++ = lobyte(n);
- } else {
- *txtp++ = lobyte(n);
- *txtp++ = hibyte(n);
- }
+ if (hilo) {
+ *txtp++ = hibyte(n);
+ *txtp++ = lobyte(n);
+ } else {
+ *txtp++ = lobyte(n);
+ *txtp++ = hibyte(n);
+ }
}
-/*)Function VOID out_t24(n)
+/*)Function VOID out_t24(n)
*
- * int n data word
+ * int n data word
*
- * The function out_t24() outputs the text (T)
- * data word as three bytes ordered according to hilo.
+ * The function out_t24() outputs the text (T)
+ * data word as three bytes ordered according to hilo.
*
- * local variables:
- * int * txtp pointer to txt array
+ * local variables:
+ * int * txtp pointer to txt array
*
- * global variables:
- * none
+ * global variables:
+ * none
*
- * functions called:
- * int lobyte() asout.c
- * int hibyte() asout.c
+ * functions called:
+ * int lobyte() asout.c
+ * int hibyte() asout.c
*
- * side effects:
- * Pointer to relocation buffer incremented by 3.
+ * side effects:
+ * Pointer to relocation buffer incremented by 3.
*/
VOID
out_t24(int n)
{
- if (hilo) {
- *txtp++ = byte3(n);
- *txtp++ = hibyte(n);
- *txtp++ = lobyte(n);
- } else {
- *txtp++ = lobyte(n);
- *txtp++ = hibyte(n);
- *txtp++ = byte3(n);
- }
+ if (hilo) {
+ *txtp++ = byte3(n);
+ *txtp++ = hibyte(n);
+ *txtp++ = lobyte(n);
+ } else {
+ *txtp++ = lobyte(n);
+ *txtp++ = hibyte(n);
+ *txtp++ = byte3(n);
+ }
}
-/*)Function int lobyte(n)
+/*)Function int lobyte(n)
*
- * int n data word
+ * int n data word
*
- * The function lobyte() returns the lower byte of
- * integer n.
+ * The function lobyte() returns the lower byte of
+ * integer n.
*
- * local variables:
- * none
+ * local variables:
+ * none
*
- * global variables:
- * none
+ * global variables:
+ * none
*
- * functions called:
- * none
+ * functions called:
+ * none
*
- * side effects:
- * none
+ * side effects:
+ * none
*/
int
lobyte(n)
{
- return (n&0377);
+ return (n&0377);
}
-/*)Function int hibyte(n)
+/*)Function int hibyte(n)
*
- * int n data word
+ * int n data word
*
- * The function hibyte() returns the higher byte of
- * integer n.
+ * The function hibyte() returns the higher byte of
+ * integer n.
*
- * local variables:
- * none
+ * local variables:
+ * none
*
- * global variables:
- * none
+ * global variables:
+ * none
*
- * functions called:
- * none
+ * functions called:
+ * none
*
- * side effects:
- * none
+ * side effects:
+ * none
*/
int
hibyte(n)
{
- return ((n>>8)&0377);
+ return ((n>>8)&0377);
}
-/*)Function int byte3(n)
+/*)Function int byte3(n)
*
- * int n 24 bit data
+ * int n 24 bit data
*
- * The function byte3() returns the MSB of the
- * 24 bit integer n.
+ * The function byte3() returns the MSB of the
+ * 24 bit integer n.
*
- * local variables:
- * none
+ * local variables:
+ * none
*
- * global variables:
- * none
+ * global variables:
+ * none
*
- * functions called:
- * none
+ * functions called:
+ * none
*
- * side effects:
- * none
+ * side effects:
+ * none
*/
int
byte3(int n)
{
- return ((n >> 16) & 0xff);
+ return ((n >> 16) & 0xff);
}
/*
int op;
int r;
{
- register int n;
+ register int n;
- if (pass == 2) {
- if (esp->e_flag==0 && esp->e_base.e_ap==NULL) {
- /* equated absolute destination. Assume value
+ if (pass == 2) {
+ if (esp->e_flag==0 && esp->e_base.e_ap==NULL) {
+ /* equated absolute destination. Assume value
* relative to current area */
esp->e_base.e_ap = dot.s_area;
- }
+ }
/* Relocatable destination. Build THREE
* byte output: relocatable word, followed
* by op-code. Linker will combine them.
* Listing shows only the address.
*/
- r |= R_WORD | esp->e_rlcf;
+ r |= R_WORD | esp->e_rlcf;
out_lw(esp->e_addr,r|R_RELOC);
if (oflag) {
outchk(3, 5);
*relp++ = txtp - txt - 3;
out_rw(n);
}
- }
- dot.s_addr += 2;
+ }
+ dot.s_addr += 2;
}
/*
VOID
outr19(struct expr * esp, int op, int r)
{
- register int n;
+ register int n;
- if (pass == 2) {
- if (esp->e_flag==0 && esp->e_base.e_ap==NULL) {
- /* equated absolute destination. Assume value
+ if (pass == 2) {
+ if (esp->e_flag==0 && esp->e_base.e_ap==NULL) {
+ /* equated absolute destination. Assume value
* relative to current area */
esp->e_base.e_ap = dot.s_area;
- }
+ }
/* Relocatable destination. Build FOUR
* byte output: relocatable 24-bit entity, followed
* by op-code. Linker will combine them.
* Listing shows only the address.
*/
- r |= R_WORD | esp->e_rlcf;
+ r |= R_WORD | esp->e_rlcf;
out_l24(esp->e_addr,r|R_RELOC);
if (oflag) {
outchk(4, 5);
out_t24(esp->e_addr);
*txtp++ = op;
-
+
if (esp->e_flag) {
n = esp->e_base.e_sp->s_ref;
r |= R_SYM;
*relp++ = txtp - txt - 4;
out_rw(n);
}
- }
- dot.s_addr += 3;
+ }
+ dot.s_addr += 3;
}
projects / fw / sdcc / blobdiff