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236 lines
6.3 KiB
C
236 lines
6.3 KiB
C
#include <stddef.h>
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#include <stdlib.h>
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#include <stdio.h>
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typedef unsigned long long u64;
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struct log_entry {
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u64 nia_lo: 42;
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u64 nia_hi: 1;
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u64 ic_ra_valid: 1;
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u64 ic_access_ok: 1;
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u64 ic_is_miss: 1;
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u64 ic_is_hit: 1;
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u64 ic_way: 3;
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u64 ic_state: 1;
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u64 ic_part_nia: 4;
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u64 ic_fetch_failed: 1;
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u64 ic_stall_out: 1;
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u64 ic_wb_stall: 1;
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u64 ic_wb_cyc: 1;
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u64 ic_wb_stb: 1;
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u64 ic_wb_adr: 3;
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u64 ic_wb_ack: 1;
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u64 ic_insn: 32;
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u64 ic_valid: 1;
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u64 d1_valid: 1;
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u64 d1_unit: 2;
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u64 d1_part_nia: 4;
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u64 d1_insn_type: 6;
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u64 d2_bypass_a: 1;
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u64 d2_bypass_b: 1;
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u64 d2_bypass_c: 1;
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u64 d2_stall_out: 1;
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u64 d2_stopped_out: 1;
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u64 d2_valid: 1;
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u64 d2_part_nia: 4;
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u64 e1_flush_out: 1;
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u64 e1_stall_out: 1;
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u64 e1_redirect: 1;
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u64 e1_valid: 1;
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u64 e1_write_enable: 1;
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u64 e1_unused: 3;
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u64 e1_irq_state: 1;
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u64 e1_irq: 1;
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u64 e1_exception: 1;
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u64 e1_msr_dr: 1;
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u64 e1_msr_ir: 1;
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u64 e1_msr_pr: 1;
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u64 e1_msr_ee: 1;
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u64 pad1: 5;
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u64 ls_state: 3;
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u64 ls_dw_done: 1;
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u64 ls_min_done: 1;
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u64 ls_do_valid: 1;
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u64 ls_mo_valid: 1;
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u64 ls_lo_valid: 1;
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u64 ls_eo_except: 1;
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u64 ls_stall_out: 1;
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u64 pad2: 1;
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u64 dc_state: 3;
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u64 dc_ra_valid: 1;
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u64 dc_tlb_way: 3;
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u64 dc_stall_out: 1;
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u64 dc_op: 3;
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u64 dc_do_valid: 1;
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u64 dc_do_error: 1;
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u64 dc_wb_cyc: 1;
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u64 dc_wb_stb: 1;
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u64 dc_wb_ack: 1;
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u64 dc_wb_stall: 1;
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u64 dc_wb_adr: 3;
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u64 cr_wr_mask: 8;
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u64 cr_wr_data: 4;
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u64 cr_wr_enable: 1;
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u64 reg_wr_reg: 7;
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u64 reg_wr_enable: 1;
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u64 reg_wr_data;
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};
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#define FLAG(i, y) (log.i? y: ' ')
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#define FLGA(i, y, z) (log.i? y: z)
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#define PNIA(f) (full_nia[log.f] & 0xff)
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const char *units[4] = { "--", "al", "ls", "fp" };
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const char *ops[64] =
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{
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"illegal", "nop ", "add ", "and ", "attn ", "b ", "bc ", "bcreg ",
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"bcd ", "bperm ", "cmp ", "cmpb ", "cmpeqb ", "cmprb ", "cntz ", "crop ",
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"darn ", "dcbf ", "dcbst ", "dcbt ", "dcbtst ", "dcbz ", "icbi ", "icbt ",
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"fpcmp ", "fparith", "fpmove ", "fpmisc ", "div ", "dive ", "mod ", "exts ",
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"extswsl", "isel ", "isync ", "ld ", "st ", "mcrxrx ", "mfcr ", "mfmsr ",
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"mfspr ", "mtcrf ", "mtmsr ", "mtspr ", "mull64 ", "mulh64 ", "mulh32 ", "or ",
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"popcnt ", "prty ", "rfid ", "rlc ", "rlcl ", "rlcr ", "sc ", "setb ",
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"shl ", "shr ", "sync ", "tlbie ", "trap ", "xor ", "addg6s ", "ffail ",
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};
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const char *spr_names[13] =
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{
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"lr ", "ctr", "sr0", "sr1", "hr0", "hr1", "sg0", "sg1",
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"sg2", "sg3", "hg0", "hg1", "xer"
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};
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int main(int ac, char **av)
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{
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struct log_entry log;
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u64 full_nia[16];
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long int lineno = 1;
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FILE *f;
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const char *filename;
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int i;
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long int ncompl = 0;
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if (ac != 1 && ac != 2) {
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fprintf(stderr, "Usage: %s [filename]\n", av[0]);
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exit(1);
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}
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f = stdin;
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if (ac == 2) {
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filename = av[1];
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f = fopen(filename, "rb");
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if (f == NULL) {
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perror(filename);
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exit(1);
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}
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}
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for (i = 0; i < 15; ++i)
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full_nia[i] = i << 2;
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while (fread(&log, sizeof(log), 1, f) == 1) {
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full_nia[log.nia_lo & 0xf] = (log.nia_hi? 0xc000000000000000: 0) |
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(log.nia_lo << 2);
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if (lineno % 20 == 1) {
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printf(" fetch1 NIA icache decode1 decode2 execute1 loadstore dcache CR GSPR\n");
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printf(" ---------------- TAHW S -WB-- pN --insn-- pN un op pN byp FR IIE MSR WC SD MM CE SRTO DE -WB-- c ms reg val\n");
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printf(" LdMy t csnSa IA IA it IA abc le srx EPID em tw rd mx tAwp vr csnSa 0 k\n");
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}
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printf("%4ld %c0000%.11llx %c ", lineno,
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(log.nia_hi? 'c': '0'),
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(unsigned long long)log.nia_lo << 2,
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FLAG(ic_stall_out, '|'));
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printf("%c%c%c%d %c %c%c%d%c%c %.2llx ",
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FLGA(ic_ra_valid, ' ', 'T'),
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FLGA(ic_access_ok, ' ', 'X'),
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FLGA(ic_is_hit, 'H', FLGA(ic_is_miss, 'M', ' ')),
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log.ic_way,
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FLAG(ic_state, 'W'),
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FLAG(ic_wb_cyc, 'c'),
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FLAG(ic_wb_stb, 's'),
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log.ic_wb_adr,
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FLAG(ic_wb_stall, 'S'),
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FLAG(ic_wb_ack, 'a'),
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PNIA(ic_part_nia));
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if (log.ic_valid)
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printf("%.8x", log.ic_insn);
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else if (log.ic_fetch_failed)
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printf("!!!!!!!!");
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else
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printf("--------");
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printf(" %c%c %.2llx ",
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FLAG(ic_valid, '>'),
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FLAG(d2_stall_out, '|'),
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PNIA(d1_part_nia));
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if (log.d1_valid)
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printf("%s %s",
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units[log.d1_unit],
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ops[log.d1_insn_type]);
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else
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printf("-- -------");
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printf(" %c%c ",
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FLAG(d1_valid, '>'),
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FLAG(d2_stall_out, '|'));
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printf("%.2llx %c%c%c %c%c ",
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PNIA(d2_part_nia),
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FLAG(d2_bypass_a, 'a'),
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FLAG(d2_bypass_b, 'b'),
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FLAG(d2_bypass_c, 'c'),
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FLAG(d2_valid, '>'),
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FLAG(e1_stall_out, '|'));
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printf("%c%c %c%c%c %c%c%c%c %c%c ",
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FLAG(e1_flush_out, 'F'),
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FLAG(e1_redirect, 'R'),
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FLAG(e1_irq_state, 'w'),
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FLAG(e1_irq, 'I'),
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FLAG(e1_exception, 'X'),
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FLAG(e1_msr_ee, 'E'),
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FLGA(e1_msr_pr, 'u', 's'),
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FLAG(e1_msr_ir, 'I'),
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FLAG(e1_msr_dr, 'D'),
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FLAG(e1_write_enable, 'W'),
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FLAG(e1_valid, 'C'));
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printf("%c %d%d %c%c %c%c %c ",
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FLAG(ls_stall_out, '|'),
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log.ls_state,
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log.ls_dw_done,
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FLAG(ls_mo_valid, 'M'),
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FLAG(ls_min_done, 'm'),
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FLAG(ls_lo_valid, 'C'),
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FLAG(ls_eo_except, 'X'),
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FLAG(ls_do_valid, '>'));
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printf("%d%c%d%d %c%c %c%c%d%c%c ",
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log.dc_state,
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FLAG(dc_ra_valid, 'R'),
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log.dc_tlb_way,
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log.dc_op,
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FLAG(dc_do_valid, 'V'),
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FLAG(dc_do_error, 'E'),
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FLAG(dc_wb_cyc, 'c'),
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FLAG(dc_wb_stb, 's'),
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log.dc_wb_adr,
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FLAG(dc_wb_stall, 'S'),
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FLAG(dc_wb_ack, 'a'));
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if (log.cr_wr_enable)
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printf("%x>%.2x ", log.cr_wr_data, log.cr_wr_mask);
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else
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printf(" ");
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if (log.reg_wr_enable) {
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if (log.reg_wr_reg < 32 || log.reg_wr_reg > 44)
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printf("r%02d", log.reg_wr_reg);
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else
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printf("%s", spr_names[log.reg_wr_reg - 32]);
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printf("=%.16llx", log.reg_wr_data);
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}
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printf("\n");
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++lineno;
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if (log.ls_lo_valid || log.e1_valid)
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++ncompl;
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}
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printf("%ld instructions completed, %.2f CPI\n", ncompl,
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(double)(lineno - 1) / ncompl);
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exit(0);
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}
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