Run through clang-format.

This commit is contained in:
David Given 2016-08-21 19:53:14 +02:00
parent 671bf250f5
commit 44b6421519

View file

@ -29,41 +29,36 @@
#include "../share/put.h"
#include "../share/aux.h"
/* Global variables */
dblock_p db;
dblock_p hol0_db; /* dblock for ABS block */
char* curhol; /* name of hol block in current scope */
dblock_p ldblock; /* last dblock */
proc_p lproc; /* last proc */
short tabval; /* used by table1, table2 and table3 */
offset tabval2;
char string[IDL + 1];
line_p firstline; /* first line of current procedure */
line_p lastline; /* last line read */
int labelcount; /* # labels in current procedure */
short fragm_type = DUNKNOWN; /* fragm. type: DCON, DROM or DUNKNOWN */
short fragm_nr = 0; /* fragment number */
obj_id lastoid = 0;
proc_id lastpid = 0;
dblock_id lastdid = 0;
lab_id lastlid = 0;
dblock_p db;
dblock_p hol0_db; /* dblock for ABS block */
char *curhol; /* name of hol block in current scope */
dblock_p ldblock; /* last dblock */
proc_p lproc; /* last proc */
short tabval; /* used by table1, table2 and table3 */
offset tabval2;
char string[IDL+1];
line_p firstline; /* first line of current procedure */
line_p lastline; /* last line read */
int labelcount; /* # labels in current procedure */
short fragm_type = DUNKNOWN; /* fragm. type: DCON, DROM or DUNKNOWN */
short fragm_nr = 0; /* fragment number */
obj_id lastoid = 0;
proc_id lastpid = 0;
dblock_id lastdid = 0;
lab_id lastlid = 0;
offset mespar = UNKNOWN_SIZE;
/* argumument of ps_par message of current procedure */
offset mespar = UNKNOWN_SIZE;
/* argumument of ps_par message of current procedure */
extern process_lines();
extern int readline();
extern line_p readoperand();
extern line_p inpseudo();
extern process_lines();
extern int readline();
extern line_p readoperand();
extern line_p inpseudo();
main(argc,argv)
int argc;
char *argv[];
main(argc, argv) int argc;
char* argv[];
{
/* The input files must be legal EM Compact
* Assembly Language files, as produced by the EM Peephole
@ -77,25 +72,26 @@ main(argc,argv)
* - ddump: the names of all data blocks
*/
FILE *lfile, *dfile, *pfile, *pdump, *ddump;
FILE* lfile, *dfile, *pfile, *pdump, *ddump;
lfile = openfile(lname2,"w");
pdump = openfile(argv[1],"w");
ddump = openfile(argv[2],"w");
hol0_db = block_of_lab((char *) 0);
while (next_file(argc,argv) != NULL) {
lfile = openfile(lname2, "w");
pdump = openfile(argv[1], "w");
ddump = openfile(argv[2], "w");
hol0_db = block_of_lab((char*)0);
while (next_file(argc, argv) != NULL)
{
/* Read all EM input files, process the code
* and concatenate all output.
*/
curhol = (char *) 0;
curhol = (char*)0;
process_lines(lfile);
dump_procnames(prochash,NPROCHASH,pdump);
dump_dblocknames(symhash,NSYMHASH,ddump);
dump_procnames(prochash, NPROCHASH, pdump);
dump_dblocknames(symhash, NSYMHASH, ddump);
/* Save the names of all procedures that were
* first come accross in this file.
*/
cleanprocs(prochash,NPROCHASH,PF_EXTERNAL);
cleandblocks(symhash,NSYMHASH,DF_EXTERNAL);
cleanprocs(prochash, NPROCHASH, PF_EXTERNAL);
cleandblocks(symhash, NSYMHASH, DF_EXTERNAL);
/* Make all procedure names that were internal
* in this input file invisible.
*/
@ -104,29 +100,25 @@ main(argc,argv)
fclose(pdump);
fclose(ddump);
/* remove the remainder of the hashing tables */
cleanprocs(prochash,NPROCHASH,0);
cleandblocks(symhash,NSYMHASH,0);
cleanprocs(prochash, NPROCHASH, 0);
cleandblocks(symhash, NSYMHASH, 0);
/* Now write the datablock table and the proctable */
dfile = openfile(dname2,"w");
dfile = openfile(dname2, "w");
putdtable(fdblock, dfile);
pfile = openfile(pname2,"w");
putptable(fproc, pfile,FALSE);
pfile = openfile(pname2, "w");
putptable(fproc, pfile, FALSE);
exit(0);
}
/* Value returned by readline */
#define NORMAL 0
#define WITH_OPERAND 1
#define EOFILE 2
#define PRO_INSTR 3
#define END_INSTR 4
#define DELETED_INSTR 5
#define NORMAL 0
#define WITH_OPERAND 1
#define EOFILE 2
#define PRO_INSTR 3
#define END_INSTR 4
#define DELETED_INSTR 5
STATIC add_end()
{
@ -137,13 +129,12 @@ STATIC add_end()
lastline->l_instr = ps_end;
}
process_lines(fout)
FILE *fout;
FILE* fout;
{
line_p lnp;
short instr;
bool eof;
short instr;
bool eof;
/* Read and process the code contained in the current file,
* on a per procedure basis.
@ -162,20 +153,23 @@ process_lines(fout)
*/
eof = FALSE;
firstline = (line_p) 0;
lastline = (line_p) 0;
while (!eof) {
linecount++; /* for error messages */
switch(readline(&instr, &lnp)) {
firstline = (line_p)0;
lastline = (line_p)0;
while (!eof)
{
linecount++; /* for error messages */
switch (readline(&instr, &lnp))
{
/* read one line, see what kind it is */
case WITH_OPERAND:
/* instruction with operand, e.g. LOL 10 */
lnp = readoperand(instr);
lnp->l_instr = instr;
/* Fall through! */
/* Fall through! */
case NORMAL:
VL(lnp);
if (lastline != (line_p) 0) {
if (lastline != (line_p)0)
{
lastline->l_next = lnp;
}
lastline = lnp;
@ -183,21 +177,23 @@ process_lines(fout)
case EOFILE:
eof = TRUE;
fragm_type = DUNKNOWN;
if (firstline != (line_p) 0) {
if (firstline != (line_p)0)
{
add_end();
putlines(firstline,fout);
firstline = (line_p) 0;
putlines(firstline, fout);
firstline = (line_p)0;
}
break;
case PRO_INSTR:
VL(lnp);
labelcount = 0;
if (firstline != lnp) {
if (firstline != lnp)
{
/* If PRO is not the first
* instruction:
*/
add_end();
putlines(firstline,fout);
putlines(firstline, fout);
firstline = lnp;
}
lastline = lnp;
@ -205,12 +201,12 @@ process_lines(fout)
case END_INSTR:
curproc->p_nrformals = mespar;
mespar = UNKNOWN_SIZE;
assert(lastline != (line_p) 0);
assert(lastline != (line_p)0);
lastline->l_next = lnp;
putlines(firstline,fout);
putlines(firstline, fout);
/* write and delete code */
firstline = (line_p) 0;
lastline = (line_p) 0;
firstline = (line_p)0;
lastline = (line_p)0;
cleaninstrlabs();
/* scope of instruction labels ends here,
* so forget about them.
@ -226,11 +222,8 @@ process_lines(fout)
}
}
int readline(instr_out, lnp_out)
short *instr_out;
line_p *lnp_out;
int readline(instr_out, lnp_out) short* instr_out;
line_p* lnp_out;
{
register line_p lnp;
short n;
@ -241,9 +234,10 @@ int readline(instr_out, lnp_out)
* return the instruction code via instr_out.
*/
VA((short *) instr_out);
VA((short *) lnp_out);
switch(table1()) {
VA((short*)instr_out);
VA((short*)lnp_out);
switch (table1())
{
/* table1 sets string, tabval or tabval2 and
* returns an indication of what was read.
*/
@ -259,10 +253,11 @@ int readline(instr_out, lnp_out)
db = block_of_lab(string);
/* global variable, used by inpseudo */
lnp = newline(OPSHORT);
SHORT(lnp) = (short) db->d_id;
SHORT(lnp) = (short)db->d_id;
lnp->l_instr = ps_sym;
*lnp_out = lnp;
if (firstline == (line_p) 0) {
if (firstline == (line_p)0)
{
firstline = lnp;
/* only a pseudo (e.g. PRO) or data label
* can be the first instruction.
@ -280,43 +275,47 @@ int readline(instr_out, lnp_out)
case PSEU:
n = tabval;
lnp = inpseudo(n); /* read a pseudo */
if (n == ps_hol) n = ps_bss;
if (lnp == (line_p) 0) return DELETED_INSTR;
if (n == ps_hol)
n = ps_bss;
if (lnp == (line_p)0)
return DELETED_INSTR;
*lnp_out = lnp;
lnp->l_instr = n;
if (firstline == (line_p) 0) {
if (firstline == (line_p)0)
{
firstline = lnp;
/* only a pseudo (e.g. PRO) or data label
* can be the first instruction.
*/
}
if (n == ps_end) return END_INSTR;
if (n == ps_pro) return PRO_INSTR;
if (n == ps_end)
return END_INSTR;
if (n == ps_pro)
return PRO_INSTR;
return NORMAL;
}
/* NOTREACHED */
}
line_p readoperand(instr)
short instr;
line_p readoperand(instr) short instr;
{
/* Read the operand of the given instruction.
* Create a line struct and return a pointer to it.
*/
register line_p lnp;
short flag;
VI(instr);
flag = em_flag[ instr - sp_fmnem] & EM_PAR;
if (flag == PAR_NO) {
flag = em_flag[instr - sp_fmnem] & EM_PAR;
if (flag == PAR_NO)
{
return (newline(OPNO));
}
switch(table2()) {
switch (table2())
{
case sp_cend:
return(newline(OPNO));
return (newline(OPNO));
case CSTX1:
/* constant */
/* If the instruction has the address
@ -327,31 +326,31 @@ line_p readoperand(instr)
* Similarly, the instruction may have
* an instruction label as argument.
*/
switch(flag) {
case PAR_G:
lnp = newline(OPOBJECT);
OBJ(lnp) =
object(curhol,(offset) tabval,
opr_size(instr));
break;
case PAR_B:
lnp = newline(OPINSTRLAB);
INSTRLAB(lnp) = instr_lab(tabval);
break;
default:
lnp = newline(OPSHORT);
SHORT(lnp) = tabval;
break;
switch (flag)
{
case PAR_G:
lnp = newline(OPOBJECT);
OBJ(lnp) = object(curhol, (offset)tabval,
opr_size(instr));
break;
case PAR_B:
lnp = newline(OPINSTRLAB);
INSTRLAB(lnp) = instr_lab(tabval);
break;
default:
lnp = newline(OPSHORT);
SHORT(lnp) = tabval;
break;
}
break;
#ifdef LONGOFF
case CSTX2:
/* double constant */
if (flag == PAR_G) {
if (flag == PAR_G)
{
lnp = newline(OPOBJECT);
OBJ(lnp) =
object(curhol, tabval2,
opr_size(instr));
OBJ(lnp) = object(curhol, tabval2,
opr_size(instr));
break;
}
lnp = newline(OPOFFSET);
@ -366,24 +365,24 @@ line_p readoperand(instr)
case DLBX:
/* applied occurrence data label */
lnp = newline(OPOBJECT);
OBJ(lnp) = object(string, (offset) 0,
opr_size(instr) );
OBJ(lnp) = object(string, (offset)0,
opr_size(instr));
break;
case VALX1:
lnp = newline(OPOBJECT);
OBJ(lnp) = object(string, (offset) tabval,
opr_size(instr) );
OBJ(lnp) = object(string, (offset)tabval,
opr_size(instr));
break;
#ifdef LONGOFF
case VALX2:
lnp = newline(OPOBJECT);
OBJ(lnp) = object(string,tabval2,
opr_size(instr) );
OBJ(lnp) = object(string, tabval2,
opr_size(instr));
break;
#endif
case sp_pnam:
lnp = newline(OPPROC);
PROC(lnp) = proclookup(string,OCCURRING);
PROC(lnp) = proclookup(string, OCCURRING);
VP(PROC(lnp));
break;
default:
@ -392,36 +391,35 @@ line_p readoperand(instr)
return lnp;
}
static char *hol_label()
static char* hol_label()
{
static int holno;
line_p lnp;
extern char *lastname;
extern char* lastname;
/* Create a label for a hol pseudo, so that it can be converted
* into a bss. The label is appended to the list of instructions.
*/
sprintf(string, "_HH%d", ++holno);
symlookup(string, OCCURRING); /* to make it exa */
symlookup(string, OCCURRING); /* to make it exa */
db = block_of_lab(string);
lnp = newline(OPSHORT);
SHORT(lnp) = (short) db->d_id;
SHORT(lnp) = (short)db->d_id;
lnp->l_instr = ps_sym;
if (firstline == (line_p) 0) {
if (firstline == (line_p)0)
{
firstline = lnp;
}
if (lastline != (line_p) 0) {
if (lastline != (line_p)0)
{
lastline->l_next = lnp;
}
lastline = lnp;
return lastname;
}
line_p inpseudo(n)
short n;
line_p inpseudo(n) short n;
{
int m;
line_p lnp;
@ -436,8 +434,8 @@ line_p inpseudo(n)
* be recorded in the datablock or procedure table.
*/
switch(n) {
switch (n)
{
case ps_hol:
/* hol pseudos are carefully converted into bss
* pseudos, so that the IL phase will not be
@ -445,36 +443,41 @@ line_p inpseudo(n)
* block will still work when passed through EGO.
*/
if (lastline != (line_p) 0 && is_datalabel(lastline)) {
extern char *lastname;
if (lastline != (line_p)0 && is_datalabel(lastline))
{
extern char* lastname;
curhol = lastname;
}
else {
else
{
curhol = hol_label();
}
n = ps_bss;
/* fall through */
/* fall through */
case ps_bss:
case ps_rom:
case ps_con:
if (lastline == (line_p) 0 || !is_datalabel(lastline)) {
assert(lastline != (line_p) 0);
if (lastline == (line_p)0 || !is_datalabel(lastline))
{
assert(lastline != (line_p)0);
nlast = INSTR(lastline);
if (n == nlast &&
(n == ps_rom || n == ps_con)) {
if (n == nlast && (n == ps_rom || n == ps_con))
{
/* Two successive roms/cons are
* combined into one data block
* if the second is not preceded by
* a data label.
*/
lnp = arglist(0);
pseu = (byte) (n == ps_rom?DROM:DCON);
combine(db,lastline,lnp,pseu);
pseu = (byte)(n == ps_rom ? DROM : DCON);
combine(db, lastline, lnp, pseu);
oldline(lnp);
return (line_p) 0;
} else {
error("datablock without label");
return (line_p)0;
}
else
{
error("datablock without label");
}
}
VD(db);
@ -483,14 +486,16 @@ line_p inpseudo(n)
/* Read the arguments, 3 for hol or bss and a list
* of undetermined length for rom and con.
*/
dblockdef(db,n,lnp);
dblockdef(db, n, lnp);
/* Fill in d_pseudo, d_size and d_values fields of db */
if (fragm_type != db->d_pseudo) {
if (fragm_type != db->d_pseudo)
{
/* Keep track of fragment numbers,
* enter a new fragment.
*/
fragm_nr++;
switch(db->d_pseudo) {
switch (db->d_pseudo)
{
case DCON:
case DROM:
fragm_type = db->d_pseudo;
@ -511,16 +516,16 @@ line_p inpseudo(n)
* the EM visibility rules).
* The result (a dblock pointer) is voided.
*/
return (line_p) 0;
return (line_p)0;
case ps_inp:
getproc(DEFINING); /* same idea */
return (line_p) 0;
getproc(DEFINING); /* same idea */
return (line_p)0;
case ps_exa:
getsym(OCCURRING);
return (line_p) 0;
return (line_p)0;
case ps_exp:
getproc(OCCURRING);
return (line_p) 0;
return (line_p)0;
case ps_pro:
curproc = getproc(DEFINING);
/* This is a real defining occurrence of a proc */
@ -531,7 +536,7 @@ line_p inpseudo(n)
*/
lnp = newline(OPPROC);
PROC(lnp) = curproc;
lnp->l_instr = (byte) ps_pro;
lnp->l_instr = (byte)ps_pro;
return lnp;
case ps_end:
curproc->p_nrlabels = labelcount;
@ -543,27 +548,28 @@ line_p inpseudo(n)
return lnp;
case ps_mes:
lnp = arglist(0);
switch((int) aoff(ARG(lnp),0)) {
case ms_err:
error("ms_err encountered");
case ms_opt:
error("ms_opt encountered");
case ms_emx:
ws = aoff(ARG(lnp),1);
ps = aoff(ARG(lnp),2);
break;
case ms_ext:
switch ((int)aoff(ARG(lnp), 0))
{
case ms_err:
error("ms_err encountered");
case ms_opt:
error("ms_opt encountered");
case ms_emx:
ws = aoff(ARG(lnp), 1);
ps = aoff(ARG(lnp), 2);
break;
case ms_ext:
/* this message was already processed
* by the lib package
*/
case ms_src:
/* Don't bother about linecounts */
oldline(lnp);
return (line_p) 0;
case ms_par:
mespar = aoff(ARG(lnp),1);
/* #bytes of parameters of current proc */
break;
case ms_src:
/* Don't bother about linecounts */
oldline(lnp);
return (line_p)0;
case ms_par:
mespar = aoff(ARG(lnp), 1);
/* #bytes of parameters of current proc */
break;
}
return lnp;
default: