| Line 28... |
Line 28... |
#include "coff.h"
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#include "coff.h"
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#include "debug_unit.h"
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#include "debug_unit.h"
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#include "opcode/or32.h"
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#include "opcode/or32.h"
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#include "parse.h"
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#include "parse.h"
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#define MEMORY_LEN 0x100000000
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#define MAXLINE_LEN 18000
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#define MAXLINE_LEN 18000
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extern char *disassembled;
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extern char *disassembled;
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/* Unused mem memory marker. It is used when allocating program and data memory
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/* Unused mem memory marker. It is used when allocating program and data memory
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| Line 101... |
Line 102... |
if (transl_table == 0)
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if (transl_table == 0)
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return laddr;
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return laddr;
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/* Try to find our translation in the table. */
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/* Try to find our translation in the table. */
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for(i = 0; i < (MEMORY_LEN / PAGE_SIZE) * 16; i += 16)
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for(i = 0; i < (MEMORY_LEN / PAGE_SIZE) * 16; i += 16)
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if ((laddr & ~(PAGE_SIZE - 1)) == evalsim_mem32(transl_table + i,breakpoint)) {
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if ((laddr & ~(PAGE_SIZE - 1)) == evalsim_mem32(transl_table + i)) {
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setsim_mem32(transl_table + i + 8, -2); /* Page modified */
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setsim_mem32(transl_table + i + 8, -2); /* Page modified */
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printf("found paddr=%x\n", evalsim_mem32(transl_table + i + 4,breakpoint) | (laddr & (PAGE_SIZE - 1)));
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printf("found paddr=%x\n", evalsim_mem32(transl_table + i + 4) | (laddr & (PAGE_SIZE - 1)));
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return (unsigned long)evalsim_mem32(transl_table + i + 4,breakpoint) | (laddr & (unsigned long)(PAGE_SIZE - 1));
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return (unsigned long)evalsim_mem32(transl_table + i + 4) | (laddr & (unsigned long)(PAGE_SIZE - 1));
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}
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}
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/* Allocate new phy page for us. */
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/* Allocate new phy page for us. */
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for(i = 0; i < (MEMORY_LEN / PAGE_SIZE) * 16; i += 16)
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for(i = 0; i < (MEMORY_LEN / PAGE_SIZE) * 16; i += 16)
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if (evalsim_mem32(transl_table + i + 8,breakpoint) == 0) {
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if (evalsim_mem32(transl_table + i + 8) == 0) {
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setsim_mem32(transl_table + i, laddr & ~(PAGE_SIZE - 1)); /* VPN */
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setsim_mem32(transl_table + i, laddr & ~(PAGE_SIZE - 1)); /* VPN */
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setsim_mem32(transl_table + i + 4, (i/16) * PAGE_SIZE); /* PPN */
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setsim_mem32(transl_table + i + 4, (i/16) * PAGE_SIZE); /* PPN */
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setsim_mem32(transl_table + i + 8, -2); /* Page modified */
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setsim_mem32(transl_table + i + 8, -2); /* Page modified */
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printf("newly allocated ppn=%x\n", (unsigned long)evalsim_mem32(transl_table + i + 4,breakpoint));
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printf("newly allocated ppn=%x\n", (unsigned long)evalsim_mem32(transl_table + i + 4));
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printf("newly allocated .ppn=%x\n", (unsigned long)transl_table + i + 4);
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printf("newly allocated .ppn=%x\n", (unsigned long)transl_table + i + 4);
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printf("newly allocated ofs=%x\n", (unsigned long)(laddr & (PAGE_SIZE - 1)));
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printf("newly allocated ofs=%x\n", (unsigned long)(laddr & (PAGE_SIZE - 1)));
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printf("newly allocated paddr=%x\n", (unsigned long)evalsim_mem32(transl_table + i + 4,breakpoint) | (laddr & (PAGE_SIZE - 1)));
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printf("newly allocated paddr=%x\n", (unsigned long)evalsim_mem32(transl_table + i + 4) | (laddr & (PAGE_SIZE - 1)));
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return (unsigned long)evalsim_mem32(transl_table + i + 4,breakpoint) | (laddr & (unsigned long)(PAGE_SIZE - 1));
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return (unsigned long)evalsim_mem32(transl_table + i + 4) | (laddr & (unsigned long)(PAGE_SIZE - 1));
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}
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}
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/* If we come this far then all phy memory is used and we can't find our page
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/* If we come this far then all phy memory is used and we can't find our page
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nor allocate new page. */
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nor allocate new page. */
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transl_error = 1;
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transl_error = 1;
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| Line 138... |
Line 139... |
return;
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return;
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for(; *str && *str != '\"'; str++, translate(freemem++,breakpoint))
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for(; *str && *str != '\"'; str++, translate(freemem++,breakpoint))
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if (*str == '\\')
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if (*str == '\\')
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switch (*++str) {
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switch (*++str) {
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case 'n': mem[translate(freemem,breakpoint)].data = '\n';
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case 'n': setsim_mem8(translate(freemem,breakpoint), '\n');
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break;
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break;
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case 't': mem[translate(freemem,breakpoint)].data = '\t';
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case 't': setsim_mem8(translate(freemem,breakpoint), '\t');
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break;
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break;
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case 'r': mem[translate(freemem,breakpoint)].data = '\r';
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case 'r': setsim_mem8(translate(freemem,breakpoint), '\r');
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break;
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break;
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case '0': mem[translate(freemem,breakpoint)].data = '\0';
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case '0': setsim_mem8(translate(freemem,breakpoint), '\0');
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break;
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break;
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default: break;
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default: break;
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}
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}
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else
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else
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mem[translate(freemem,breakpoint)].data = *str;
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setsim_mem8(translate(freemem,breakpoint), *str);
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}
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}
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/* Modified by CZ 26/05/01 */
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/* Modified by CZ 26/05/01 */
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/* Added code for new mode operation */
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/* Added code for new mode operation */
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void adddataword(char *item,int* breakpoint)
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void adddataword(char *item,int* breakpoint)
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| Line 164... |
Line 165... |
num = strtoul(item, NULL, 0);
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num = strtoul(item, NULL, 0);
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else
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else
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num = eval_label(item);
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num = eval_label(item);
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debug("adddataword: [0x%x] <= %x\n", translate(freemem,breakpoint), num);
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debug("adddataword: [0x%x] <= %x\n", translate(freemem,breakpoint), num);
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mem[translate(freemem,breakpoint)].data = (char) (num >> 24);
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setsim_mem32(translate(freemem,breakpoint), num);
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mem[translate(freemem + 1,breakpoint)].data = (char) (num >> 16);
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mem[translate(freemem + 2,breakpoint)].data = (char) (num >> 8);
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mem[translate(freemem + 3,breakpoint)].data = (char) (num);
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if(!GlobalMode)
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if(!GlobalMode)
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freemem += 4;
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freemem += 4;
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}
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}
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| Line 182... |
Line 180... |
if (isdigit(*item))
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if (isdigit(*item))
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num = strtoul(item, NULL, 0);
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num = strtoul(item, NULL, 0);
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else
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else
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num = eval_label(item);
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num = eval_label(item);
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mem[translate(freemem,breakpoint)].data = (char) (num >> 8);
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setsim_mem16(translate(freemem,breakpoint), num);
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mem[translate(freemem + 1,breakpoint)].data = (char) (num);
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freemem += 2;
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freemem += 2;
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}
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}
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void adddatabyte(char *item,int* breakpoint)
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void adddatabyte(char *item,int* breakpoint)
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| Line 197... |
Line 194... |
if (isdigit(*item))
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if (isdigit(*item))
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num = strtoul(item, NULL, 0);
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num = strtoul(item, NULL, 0);
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else
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else
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num = eval_label(item);
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num = eval_label(item);
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mem[translate(freemem,breakpoint)].data = (char) (num);
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setsim_mem8(translate(freemem,breakpoint),num);
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freemem++;
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freemem++;
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}
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}
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void adddataspace(char *num)
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void adddataspace(char *num)
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| Line 210... |
Line 207... |
}
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}
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void addlabel(char *label, unsigned long freemem,int* breakpoint)
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void addlabel(char *label, unsigned long freemem,int* breakpoint)
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{
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{
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struct label_entry **tmp;
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struct label_entry **tmp;
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struct mem_entry *entry;
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debug("Adding label %s at 0x%x\n", label, translate(freemem,breakpoint));
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debug("Adding label %s at 0x%x\n", label, translate(freemem,breakpoint));
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tmp = &mem[translate(freemem,breakpoint)].label;
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if(!verify_memoryarea(freemem) || !cur_area->getentry) return;
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entry = cur_area->getentry(translate(freemem,breakpoint));
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tmp = &(entry->label);
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for (; *tmp; tmp = &((*tmp)->next));
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for (; *tmp; tmp = &((*tmp)->next));
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*tmp = malloc(sizeof(**tmp));
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*tmp = malloc(sizeof(**tmp));
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(*tmp)->name = malloc(strlen(label)+1);
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(*tmp)->name = malloc(strlen(label)+1);
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strcpy((*tmp)->name, label);
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strcpy((*tmp)->name, label);
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(*tmp)->next = NULL;
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(*tmp)->next = NULL;
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| Line 296... |
Line 296... |
printf(" vaddr: 0x%.8x,", COFF_LONG_H(coffscnhdr.s_vaddr));
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printf(" vaddr: 0x%.8x,", COFF_LONG_H(coffscnhdr.s_vaddr));
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printf(" size: 0x%.8x,", COFF_LONG_H(coffscnhdr.s_size));
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printf(" size: 0x%.8x,", COFF_LONG_H(coffscnhdr.s_size));
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printf(" scnptr: 0x%.8x\n", COFF_LONG_H(coffscnhdr.s_scnptr));
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printf(" scnptr: 0x%.8x\n", COFF_LONG_H(coffscnhdr.s_scnptr));
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sectsize = COFF_LONG_H(coffscnhdr.s_size);
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sectsize = COFF_LONG_H(coffscnhdr.s_size);
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#if 0
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/* A couple of sanity checks. */
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/* A couple of sanity checks. */
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if (translate(COFF_LONG_H(coffscnhdr.s_vaddr),&breakpoint) < MEMORY_START) {
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if (translate(COFF_LONG_H(coffscnhdr.s_vaddr),&breakpoint) < MEMORY_START) {
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printf("Section %s starts out of ", coffscnhdr.s_name);
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printf("Section %s starts out of ", coffscnhdr.s_name);
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printf("memory (at %x)\n", COFF_LONG_H(coffscnhdr.s_vaddr));
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printf("memory (at %x)\n", COFF_LONG_H(coffscnhdr.s_vaddr));
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exit(1);
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exit(1);
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| Line 308... |
Line 309... |
MEMORY_START + MEMORY_LEN) {
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MEMORY_START + MEMORY_LEN) {
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printf("Section %s ends out of ", coffscnhdr.s_name);
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printf("Section %s ends out of ", coffscnhdr.s_name);
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printf("memory.\n");
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printf("memory.\n");
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exit(1);
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exit(1);
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}
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}
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#endif
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#if 0
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#if 0
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if (++firstthree == 1 && strcmp(coffscnhdr.s_name, ".text") != 0) {
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if (++firstthree == 1 && strcmp(coffscnhdr.s_name, ".text") != 0) {
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printf("First section should be .text (%s instead)\n", coffscnhdr.s_name);
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printf("First section should be .text (%s instead)\n", coffscnhdr.s_name);
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exit(1);
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exit(1);
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}
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}
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