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URL https://opencores.org/ocsvn/zipcpu/zipcpu/trunk

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[/] [zipcpu/] [trunk/] [bench/] [cpp/] [pdump.cpp] - Diff between revs 75 and 186

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Rev 75 Rev 186
Line 48... Line 48...
typedef struct  { unsigned clks, addr; } ALT;
typedef struct  { unsigned clks, addr; } ALT;
bool    altcmp(const ALT &a, const ALT &b) {
bool    altcmp(const ALT &a, const ALT &b) {
        return a.clks < b.clks;
        return a.clks < b.clks;
}
}
 
 
 
#include <sys/types.h>
 
#include <sys/stat.h>
 
#include <fcntl.h>
 
#include <string.h>
 
#include <libelf.h>
 
#include <gelf.h>
 
 
 
 
 
bool    iself(const char *fname) {
 
        FILE    *fp;
 
        bool    ret = true;
 
        fp = fopen(fname, "rb");
 
 
 
        if (!fp)        return false;
 
        if (0x7f != fgetc(fp))  ret = false;
 
        if ('E'  != fgetc(fp))  ret = false;
 
        if ('L'  != fgetc(fp))  ret = false;
 
        if ('F'  != fgetc(fp))  ret = false;
 
        fclose(fp);
 
        return  ret;
 
 
 
}
 
 
 
 
 
long    fgetwords(FILE *fp) {
 
        // Return the number of words in the current file, and return the 
 
        // file as though it had never been adjusted
 
        long    fpos, flen;
 
        fpos = ftell(fp);
 
        if (0 != fseek(fp, 0l, SEEK_END)) {
 
                fprintf(stderr, "ERR: Could not determine file size\n");
 
                perror("O/S Err:");
 
                exit(-2);
 
        } flen = ftell(fp);
 
        if (0 != fseek(fp, fpos, SEEK_SET)) {
 
                fprintf(stderr, "ERR: Could not seek on file\n");
 
                perror("O/S Err:");
 
                exit(-2);
 
        } flen /= sizeof(ZIPI);
 
        return flen;
 
}
 
 
 
class   SECTION {
 
public:
 
        unsigned        m_start, m_len;
 
        ZIPI            m_data[1];
 
};
 
 
 
SECTION **singlesection(int nwords) {
 
        fprintf(stderr, "NWORDS = %d\n", nwords);
 
        size_t  sz = (2*(sizeof(SECTION)+sizeof(SECTION *))
 
                +(nwords-1)*(sizeof(ZIPI)));
 
        char    *d = (char *)malloc(sz);
 
        SECTION **r = (SECTION **)d;
 
        memset(r, 0, sz);
 
        r[0] = (SECTION *)(&d[2*sizeof(SECTION *)]);
 
        r[0]->m_len   = nwords;
 
        r[1] = (SECTION *)(&r[0]->m_data[r[0]->m_len]);
 
        r[0]->m_start = 0;
 
        r[1]->m_start = 0;
 
        r[1]->m_len   = 0;
 
 
 
        return r;
 
}
 
 
 
/*
 
SECTION **rawsection(const char *fname) {
 
        SECTION         **secpp, *secp;
 
        unsigned        num_words;
 
        FILE            *fp;
 
        int             nr;
 
 
 
        fp = fopen(fname, "r");
 
        if (fp == NULL) {
 
                fprintf(stderr, "Could not open: %s\n", fname);
 
                exit(-1);
 
        }
 
 
 
        if ((num_words=fgetwords(fp)) > MEMWORDS) {
 
                fprintf(stderr, "File overruns Block RAM\n");
 
                exit(-1);
 
        }
 
        secpp = singlesection(num_words);
 
        secp = secpp[0];
 
        secp->m_start = RAMBASE;
 
        secp->m_len = num_words;
 
        nr= fread(secp->m_data, sizeof(ZIPI), num_words, fp);
 
        if (nr != (int)num_words) {
 
                fprintf(stderr, "Could not read entire file\n");
 
                perror("O/S Err:");
 
                exit(-2);
 
        } assert(secpp[1]->m_len == 0);
 
 
 
        return secpp;
 
}*/
 
 
 
unsigned        byteswap(unsigned n) {
 
        unsigned        r;
 
 
 
        r = (n&0x0ff); n>>= 8;
 
        r = (r<<8) | (n&0x0ff); n>>= 8;
 
        r = (r<<8) | (n&0x0ff); n>>= 8;
 
        r = (r<<8) | (n&0x0ff); n>>= 8;
 
 
 
        return r;
 
}
 
 
 
void    elfread(const char *fname, unsigned &entry, SECTION **&sections) {
 
        Elf     *e;
 
        int     fd, i;
 
        size_t  n;
 
        char    *id;
 
        Elf_Kind        ek;
 
        GElf_Ehdr       ehdr;
 
        GElf_Phdr       phdr;
 
        const   bool    dbg = false;
 
 
 
        if (elf_version(EV_CURRENT) == EV_NONE) {
 
                fprintf(stderr, "ELF library initialization err, %s\n", elf_errmsg(-1));
 
                perror("O/S Err:");
 
                exit(EXIT_FAILURE);
 
        } if ((fd = open(fname, O_RDONLY, 0)) < 0) {
 
                fprintf(stderr, "Could not open %s\n", fname);
 
                perror("O/S Err:");
 
                exit(EXIT_FAILURE);
 
        } if ((e = elf_begin(fd, ELF_C_READ, NULL))==NULL) {
 
                fprintf(stderr, "Could not run elf_begin, %s\n", elf_errmsg(-1));
 
                exit(EXIT_FAILURE);
 
        }
 
 
 
        ek = elf_kind(e);
 
        if (ek == ELF_K_ELF) {
 
                ; // This is the kind of file we should expect
 
        } else if (ek == ELF_K_AR) {
 
                fprintf(stderr, "Cannot run an archive!\n");
 
                exit(EXIT_FAILURE);
 
        } else if (ek == ELF_K_NONE) {
 
                ;
 
        } else {
 
                fprintf(stderr, "Unexpected ELF file kind!\n");
 
                exit(EXIT_FAILURE);
 
        }
 
 
 
        if (gelf_getehdr(e, &ehdr) == NULL) {
 
                fprintf(stderr, "getehdr() failed: %s\n", elf_errmsg(-1));
 
                exit(EXIT_FAILURE);
 
        } if ((i=gelf_getclass(e)) == ELFCLASSNONE) {
 
                fprintf(stderr, "getclass() failed: %s\n", elf_errmsg(-1));
 
                exit(EXIT_FAILURE);
 
        } if ((id = elf_getident(e, NULL)) == NULL) {
 
                fprintf(stderr, "getident() failed: %s\n", elf_errmsg(-1));
 
                exit(EXIT_FAILURE);
 
        } if (i != ELFCLASS32) {
 
                fprintf(stderr, "This is a 64-bit ELF file, ZipCPU ELF files are all 32-bit\n");
 
                exit(EXIT_FAILURE);
 
        }
 
 
 
        if (dbg) {
 
        printf("    %-20s 0x%jx\n", "e_type", (uintmax_t)ehdr.e_type);
 
        printf("    %-20s 0x%jx\n", "e_machine", (uintmax_t)ehdr.e_machine);
 
        printf("    %-20s 0x%jx\n", "e_version", (uintmax_t)ehdr.e_version);
 
        printf("    %-20s 0x%jx\n", "e_entry", (uintmax_t)ehdr.e_entry);
 
        printf("    %-20s 0x%jx\n", "e_phoff", (uintmax_t)ehdr.e_phoff);
 
        printf("    %-20s 0x%jx\n", "e_shoff", (uintmax_t)ehdr.e_shoff);
 
        printf("    %-20s 0x%jx\n", "e_flags", (uintmax_t)ehdr.e_flags);
 
        printf("    %-20s 0x%jx\n", "e_ehsize", (uintmax_t)ehdr.e_ehsize);
 
        printf("    %-20s 0x%jx\n", "e_phentsize", (uintmax_t)ehdr.e_phentsize);
 
        printf("    %-20s 0x%jx\n", "e_shentsize", (uintmax_t)ehdr.e_shentsize);
 
        printf("\n");
 
        }
 
 
 
 
 
        // Check whether or not this is an ELF file for the ZipCPU ...
 
        if (ehdr.e_machine != 0x0dadd) {
 
                fprintf(stderr, "This is not a ZipCPU ELF file\n");
 
                exit(EXIT_FAILURE);
 
        }
 
 
 
        // Get our entry address
 
        entry = ehdr.e_entry;
 
 
 
 
 
        // Now, let's go look at the program header
 
        if (elf_getphdrnum(e, &n) != 0) {
 
                fprintf(stderr, "elf_getphdrnum() failed: %s\n", elf_errmsg(-1));
 
                exit(EXIT_FAILURE);
 
        }
 
 
 
        unsigned total_octets = 0, current_offset=0, current_section=0;
 
        for(i=0; i<(int)n; i++) {
 
                total_octets += sizeof(SECTION *)+sizeof(SECTION);
 
 
 
                if (gelf_getphdr(e, i, &phdr) != &phdr) {
 
                        fprintf(stderr, "getphdr() failed: %s\n", elf_errmsg(-1));
 
                        exit(EXIT_FAILURE);
 
                }
 
 
 
                if (dbg) {
 
                printf("    %-20s 0x%x\n", "p_type",   phdr.p_type);
 
                printf("    %-20s 0x%jx\n", "p_offset", phdr.p_offset);
 
                printf("    %-20s 0x%jx\n", "p_vaddr",  phdr.p_vaddr);
 
                printf("    %-20s 0x%jx\n", "p_paddr",  phdr.p_paddr);
 
                printf("    %-20s 0x%jx\n", "p_filesz", phdr.p_filesz);
 
                printf("    %-20s 0x%jx\n", "p_memsz",  phdr.p_memsz);
 
                printf("    %-20s 0x%x [", "p_flags",  phdr.p_flags);
 
 
 
                if (phdr.p_flags & PF_X)        printf(" Execute");
 
                if (phdr.p_flags & PF_R)        printf(" Read");
 
                if (phdr.p_flags & PF_W)        printf(" Write");
 
                printf("]\n");
 
                printf("    %-20s 0x%jx\n", "p_align", phdr.p_align);
 
                }
 
 
 
                total_octets += phdr.p_memsz;
 
        }
 
 
 
        char    *d = (char *)malloc(total_octets + sizeof(SECTION)+sizeof(SECTION *));
 
        memset(d, 0, total_octets);
 
 
 
        SECTION **r = sections = (SECTION **)d;
 
        current_offset = (n+1)*sizeof(SECTION *);
 
        current_section = 0;
 
 
 
        for(i=0; i<(int)n; i++) {
 
                r[i] = (SECTION *)(&d[current_offset]);
 
 
 
                if (gelf_getphdr(e, i, &phdr) != &phdr) {
 
                        fprintf(stderr, "getphdr() failed: %s\n", elf_errmsg(-1));
 
                        exit(EXIT_FAILURE);
 
                }
 
 
 
                if (dbg) {
 
                printf("    %-20s 0x%jx\n", "p_offset", phdr.p_offset);
 
                printf("    %-20s 0x%jx\n", "p_vaddr",  phdr.p_vaddr);
 
                printf("    %-20s 0x%jx\n", "p_paddr",  phdr.p_paddr);
 
                printf("    %-20s 0x%jx\n", "p_filesz", phdr.p_filesz);
 
                printf("    %-20s 0x%jx\n", "p_memsz",  phdr.p_memsz);
 
                printf("    %-20s 0x%x [", "p_flags",  phdr.p_flags);
 
 
 
                if (phdr.p_flags & PF_X)        printf(" Execute");
 
                if (phdr.p_flags & PF_R)        printf(" Read");
 
                if (phdr.p_flags & PF_W)        printf(" Write");
 
                printf("]\n");
 
 
 
                printf("    %-20s 0x%jx\n", "p_align", phdr.p_align);
 
                }
 
 
 
                current_section++;
 
 
 
                r[i]->m_start = phdr.p_vaddr;
 
                r[i]->m_len   = phdr.p_filesz/ sizeof(ZIPI);
 
 
 
                current_offset += phdr.p_memsz + sizeof(SECTION);
 
 
 
                // Now, let's read in our section ...
 
                if (lseek(fd, phdr.p_offset, SEEK_SET) < 0) {
 
                        fprintf(stderr, "Could not seek to file position %08lx\n", phdr.p_offset);
 
                        perror("O/S Err:");
 
                        exit(EXIT_FAILURE);
 
                } if (phdr.p_filesz > phdr.p_memsz)
 
                        phdr.p_filesz = 0;
 
                if (read(fd, r[i]->m_data, phdr.p_filesz) != (int)phdr.p_filesz) {
 
                        fprintf(stderr, "Didnt read entire section\n");
 
                        perror("O/S Err:");
 
                        exit(EXIT_FAILURE);
 
                }
 
 
 
                // Next, we need to byte swap it from big to little endian
 
                for(unsigned j=0; j<r[i]->m_len; j++)
 
                        r[i]->m_data[j] = byteswap(r[i]->m_data[j]);
 
 
 
                if (dbg) for(unsigned j=0; j<r[i]->m_len; j++)
 
                        fprintf(stderr, "ADR[%04x] = %08x\n", r[i]->m_start+j,
 
                        r[i]->m_data[j]);
 
        }
 
 
 
        r[i] = (SECTION *)(&d[current_offset]);
 
        r[current_section]->m_start = 0;
 
        r[current_section]->m_len   = 0;
 
 
 
        elf_end(e);
 
        close(fd);
 
}
 
 
void    dump_file(const char *fn) {
void    dump_file(const char *fn) {
        const   int     NZIP = 4096;
        const   int     NZIP = 4096;
        char    lna[NZIP], lnb[NZIP];
        char    lna[NZIP], lnb[NZIP];
        ZIPI    ibuf[NZIP];
        ZIPI    ibuf[NZIP];
        FILE    *fp, *pf;
        FILE    *fp, *pf;
        int     nr;
        int     nr;
        unsigned        addr=0x08000, mina = -1, maxa = 0,
        unsigned        addr=0x0100000, mina = -1, maxa = 0,
                        *pfcnt = NULL, *pfclk = NULL;
                        *pfcnt = NULL, *pfclk = NULL;
 
 
        fp = fopen(fn, "r");
 
        if (!fp)
 
                return;
 
 
 
        pf = fopen("pfile.bin","rb");
        pf = fopen("pfile.bin","rb");
        if (pf) {
        if (pf) {
                ALT     *pfalt;
                ALT     *pfalt;
                unsigned        buf[2], total_clks = 0;
                unsigned        buf[2], total_clks = 0;
                while(2 == fread(buf, sizeof(unsigned), 2, pf)) {
                while(2 == fread(buf, sizeof(unsigned), 2, pf)) {
Line 102... Line 382...
                for(int i=0; i<(int)ncnt; i++)
                for(int i=0; i<(int)ncnt; i++)
                        printf("%08x: %8d\n", pfalt[i].addr, pfalt[i].clks);
                        printf("%08x: %8d\n", pfalt[i].addr, pfalt[i].clks);
        }
        }
 
 
        printf("%s:\n", fn);
        printf("%s:\n", fn);
 
        if (iself(fn)) {
 
                SECTION **secpp=NULL, *secp;
 
                unsigned entry;
 
                elfread(fn, entry, secpp);
 
                for(int i=0; secpp[i]->m_len; i++) {
 
                        secp = secpp[i];
 
                        for(unsigned j=0; j<secp->m_len; j++) {
 
                                ZIPI    w = secp->m_data[j],a = secp->m_start+j;
 
                                zipi_to_string(secp->m_data[j], lna, lnb);
 
                                // printf("%s\n", ln);
 
                                printf("%08x[%08x-%08x]: (0x%08x %c%c%c%c) ",
 
                                        secp->m_start+j, maxa, mina, w,
 
                                        isgraph((w>>24)&0x0ff)?((w>>24)&0x0ff) : '.',
 
                                        isgraph((w>>16)&0x0ff)?((w>>16)&0x0ff) : '.',
 
                                        isgraph((w>> 8)&0x0ff)?((w>> 8)&0x0ff) : '.',
 
                                        isgraph((w    )&0x0ff)?((w    )&0x0ff) : '.'
 
                                        );
 
                                if ((a>=mina)&&(a<maxa)&&(pfcnt))
 
                                        printf("%8d %8d ", pfcnt[a-mina], pfclk[a-mina]);
 
                                printf("%s\n", lna);
 
                                if (lnb[0])
 
                                        printf("%26s%s\n", "", lnb);
 
                        }
 
                }
 
        } else {
 
                fp = fopen(fn, "r");
 
                if (!fp)
 
                        return;
 
 
        while((nr=fread(ibuf, sizeof(ZIPI), NZIP, fp))>0) {
        while((nr=fread(ibuf, sizeof(ZIPI), NZIP, fp))>0) {
                for(int i=0; i<nr; i++) {
                for(int i=0; i<nr; i++) {
                        zipi_to_string(ibuf[i], lna, lnb);
                        zipi_to_string(ibuf[i], lna, lnb);
                        // printf("%s\n", ln);
                        // printf("%s\n", ln);
                        printf("%08x: (0x%08x %c%c%c%c) ", addr,
                                printf("%08x[%08x-%08x]: (0x%08x %c%c%c%c) ", addr,
 
                                        maxa, mina,
                                ibuf[i],
                                ibuf[i],
                                isgraph((ibuf[i]>>24)&0x0ff)?((ibuf[i]>>24)&0x0ff) : '.',
                                isgraph((ibuf[i]>>24)&0x0ff)?((ibuf[i]>>24)&0x0ff) : '.',
                                isgraph((ibuf[i]>>16)&0x0ff)?((ibuf[i]>>16)&0x0ff) : '.',
                                isgraph((ibuf[i]>>16)&0x0ff)?((ibuf[i]>>16)&0x0ff) : '.',
                                isgraph((ibuf[i]>> 8)&0x0ff)?((ibuf[i]>> 8)&0x0ff) : '.',
                                isgraph((ibuf[i]>> 8)&0x0ff)?((ibuf[i]>> 8)&0x0ff) : '.',
                                isgraph((ibuf[i]    )&0x0ff)?((ibuf[i]    )&0x0ff) : '.'
                                isgraph((ibuf[i]    )&0x0ff)?((ibuf[i]    )&0x0ff) : '.'
                                );
                                );
                        if (pfcnt)
                                if ((addr>=mina)&&(addr<maxa)&&(pfcnt))
                                printf("%8d %8d ", pfcnt[addr-mina], pfclk[addr-mina]);
                                printf("%8d %8d ", pfcnt[addr-mina], pfclk[addr-mina]);
                        printf("%s\n", lna);
                        printf("%s\n", lna);
                        if (lnb[0])
                        if (lnb[0])
                                printf("%26s%s\n", "", lnb);
                                printf("%26s%s\n", "", lnb);
 
 
                        addr++;
                        addr++;
                }
                        } if (nr < NZIP)
 
                                break;
        } fclose(fp);
        } fclose(fp);
}
}
 
}
 
 
int main(int argc, char **argv) {
int main(int argc, char **argv) {
        if (argc <= 1)
        if (argc <= 1)
                printf("USAGE: pdump <dump-file> | less\n");
                printf("USAGE: pdump <dump-file> | less\n");
        for(int argn=1; argn<argc; argn++) {
        for(int argn=1; argn<argc; argn++) {

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