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

Subversion Repositories zipcpu

Compare Revisions

  • This comparison shows the changes necessary to convert path
    /zipcpu/trunk/bench/cpp
    from Rev 187 to Rev 186
    Reverse comparison

Rev 187 → Rev 186

/zippy_tb.cpp
15,7 → 15,7
//
///////////////////////////////////////////////////////////////////////////////
//
// Copyright (C) 2015-2016, Gisselquist Technology, LLC
// Copyright (C) 2015, Gisselquist Technology, LLC
//
// This program is free software (firmware): you can redistribute it and/or
// modify it under the terms of the GNU General Public License as published
99,8 → 99,6
}
};
 
extern FILE *gbl_dbgfp;
FILE *gbl_dbgfp = NULL;
 
// No particular "parameters" need definition or redefinition here.
class ZIPPY_TB : public TESTB<Vzipsystem> {
118,11 → 116,9
if (false) {
m_dbgfp = fopen("dbg.txt", "w");
dbg_flag = true;
gbl_dbgfp = m_dbgfp;
} else {
m_dbgfp = NULL;
dbg_flag = false;
gbl_dbgfp = NULL;
}
bomb = false;
m_cursor = 0;
483,7 → 479,7
&&(m_core->v__DOT__thecpu__DOT__wr_reg_ce)
?"V"
:(((m_core->v__DOT__thecpu__DOT__wr_flags_ce)
&&(!m_core->v__DOT__thecpu__DOT__r_alu_gie))?"+"
&&(!m_core->v__DOT__thecpu__DOT__alu_gie))?"+"
:" "));
ln++;
 
497,7 → 493,7
(m_core->v__DOT__thecpu__DOT__dcdR_wr)?"W":" ",
(m_core->v__DOT__thecpu__DOT__dcdF_wr)?"F":" ");
mvprintw(ln, 62, "OPR =%02x %s%s",
m_core->v__DOT__thecpu__DOT__r_opR,
m_core->v__DOT__thecpu__DOT__opR,
(m_core->v__DOT__thecpu__DOT__opR_wr)?"W":" ",
(m_core->v__DOT__thecpu__DOT__opF_wr)?"F":" ");
ln++;
544,7 → 540,7
&&(m_core->v__DOT__thecpu__DOT__wr_reg_ce)
?"V"
:(((m_core->v__DOT__thecpu__DOT__wr_flags_ce)
&&(m_core->v__DOT__thecpu__DOT__r_alu_gie))?"+"
&&(m_core->v__DOT__thecpu__DOT__alu_gie))?"+"
:" "));
 
attroff(A_BOLD);
567,9 → 563,7
m_core->v__DOT__thecpu__DOT__pf__DOT__vmask,
(m_core->v__DOT__thecpu__DOT__pf__DOT__r_v)?"V":" ",
(m_core->v__DOT__thecpu__DOT__pf_illegal)?"I":" ",
(m_core->v__DOT__thecpu__DOT__pf__DOT__tagsrc)
?(m_core->v__DOT__thecpu__DOT__pf__DOT__tagvalipc)
:(m_core->v__DOT__thecpu__DOT__pf__DOT__tagvallst),
m_core->v__DOT__thecpu__DOT__pf__DOT__tagval,
m_core->v__DOT__thecpu__DOT__pf_pc,
m_core->v__DOT__thecpu__DOT__pf__DOT__lastpc);
 
586,8 → 580,8
#endif
 
mvprintw(ln, 0, "MEMBUS: %3s %3s %s @0x%08x[0x%08x] -> %s %s %08x",
(m_core->v__DOT__thecpu__DOT__domem__DOT__r_wb_cyc_gbl)?"GCY"
:((m_core->v__DOT__thecpu__DOT__domem__DOT__r_wb_cyc_lcl)?"LCY":" "),
(m_core->v__DOT__thecpu__DOT__mem_cyc_gbl)?"GCY"
:((m_core->v__DOT__thecpu__DOT__mem_cyc_lcl)?"LCY":" "),
(m_core->v__DOT__thecpu__DOT__mem_stb_gbl)?"GSB"
:((m_core->v__DOT__thecpu__DOT__mem_stb_lcl)?"LSB":" "),
(m_core->v__DOT__thecpu__DOT__mem_we )?"WE":" ",
623,8 → 617,7
(m_core->v__DOT__thecpu__DOT__mem_ce),
(m_core->v__DOT__thecpu__DOT__master_ce), //1
(m_core->v__DOT__thecpu__DOT__opvalid_mem), //0
(!m_core->v__DOT__thecpu__DOT__new_pc), //1
// (!m_core->v__DOT__thecpu__DOT__clear_pipeline), //1
(!m_core->v__DOT__thecpu__DOT__clear_pipeline), //1
(m_core->v__DOT__thecpu__DOT__set_cond), //1
(!mem_stalled()), //1
 
692,7 → 685,7
showins(ln, "Op",
op_ce(),
m_core->v__DOT__thecpu__DOT__opvalid,
m_core->v__DOT__thecpu__DOT__r_op_gie,
m_core->v__DOT__thecpu__DOT__op_gie,
m_core->v__DOT__thecpu__DOT__op_stall,
op_pc(),
#ifdef OPT_VLIW
715,7 → 708,7
showins(ln, "Mm",
m_core->v__DOT__thecpu__DOT__mem_ce,
m_core->v__DOT__thecpu__DOT__mem_pc_valid,
m_core->v__DOT__thecpu__DOT__r_alu_gie,
m_core->v__DOT__thecpu__DOT__alu_gie,
#ifdef OPT_PIPELINED
m_core->v__DOT__thecpu__DOT__mem_stall,
#else
732,7 → 725,7
showins(ln, "Al",
m_core->v__DOT__thecpu__DOT__alu_ce,
m_core->v__DOT__thecpu__DOT__alu_pc_valid,
m_core->v__DOT__thecpu__DOT__r_alu_gie,
m_core->v__DOT__thecpu__DOT__alu_gie,
#ifdef OPT_PIPELINED
m_core->v__DOT__thecpu__DOT__alu_stall,
#else
760,14 → 753,14
// mvprintw(ln-1,10,"i");
 
mvprintw(ln-5, 65,"%s %s",
(m_core->v__DOT__thecpu__DOT__r_op_break)?"OB":" ",
(m_core->v__DOT__thecpu__DOT__new_pc)?"CLRP":" ");
(m_core->v__DOT__thecpu__DOT__op_break)?"OB":" ",
(m_core->v__DOT__thecpu__DOT__clear_pipeline)?"CLRP":" ");
mvprintw(ln-4, 48,
(m_core->v__DOT__thecpu__DOT__new_pc)?"new-pc":" ");
printw("(%s:%02x,%x)",
(m_core->v__DOT__thecpu__DOT__set_cond)?"SET":" ",
(m_core->v__DOT__thecpu__DOT__opF&0x0ff),
(m_core->v__DOT__thecpu__DOT__r_op_gie)
(m_core->v__DOT__thecpu__DOT__op_gie)
? (m_core->v__DOT__thecpu__DOT__w_uflags)
: (m_core->v__DOT__thecpu__DOT__w_iflags));
 
783,7 → 776,7
m_core->v__DOT__thecpu__DOT__opB);
*/
mvprintw(ln-3, 48, "Op(%x)%8x,%8x->",
m_core->v__DOT__thecpu__DOT__r_opn,
m_core->v__DOT__thecpu__DOT__opn,
m_core->v__DOT__thecpu__DOT__opA,
m_core->v__DOT__thecpu__DOT__opB);
if (m_core->v__DOT__thecpu__DOT__alu_valid)
823,11 → 816,11
endwin();
 
printf("ERR: errcount >= MAXERR on wb_read(a=%x)\n", a);
// printf("Clear-Pipeline = %d\n", m_core->v__DOT__thecpu__DOT__clear_pipeline);
printf("cpu-dbg-stall = %d\n", m_core->v__DOT__thecpu__DOT__r_halted);
printf("Clear-Pipeline = %d\n", m_core->v__DOT__thecpu__DOT__clear_pipeline);
printf("cpu-dbg-stall = %d\n", m_core->v__DOT__cpu_dbg_stall);
printf("pf_cyc = %d\n", m_core->v__DOT__thecpu__DOT__pf_cyc);
printf("mem_cyc_gbl = %d\n", (m_core->v__DOT__thecpu__DOT__domem__DOT__r_wb_cyc_gbl));
printf("mem_cyc_lcl = %d\n", m_core->v__DOT__thecpu__DOT__domem__DOT__r_wb_cyc_lcl);
printf("mem_cyc_gbl = %d\n", m_core->v__DOT__thecpu__DOT__mem_cyc_gbl);
printf("mem_cyc_lcl = %d\n", m_core->v__DOT__thecpu__DOT__mem_cyc_lcl);
printf("opvalid = %d\n", m_core->v__DOT__thecpu__DOT__opvalid);
printf("dcdvalid = %d\n", dcdvalid()?1:0);
printf("dcd_ce = %d\n", dcd_ce()?1:0);
980,7 → 973,7
mvprintw(ln, 42, "DCDR=%02x %s",
dcdR(), (m_core->v__DOT__thecpu__DOT__dcdR_wr)?"W":" ");
mvprintw(ln, 62, "OPR =%02x %s%s",
m_core->v__DOT__thecpu__DOT__r_opR,
m_core->v__DOT__thecpu__DOT__opR,
(m_core->v__DOT__thecpu__DOT__opR_wr)?"W":" ",
(m_core->v__DOT__thecpu__DOT__opF_wr)?"F":" ");
ln++;
1060,7 → 1053,7
showins(ln, "Op",
op_ce(),
m_core->v__DOT__thecpu__DOT__opvalid,
m_core->v__DOT__thecpu__DOT__r_op_gie,
m_core->v__DOT__thecpu__DOT__op_gie,
m_core->v__DOT__thecpu__DOT__op_stall,
op_pc(),
#ifdef OPT_VLIW
1074,7 → 1067,7
showins(ln, "Mm",
m_core->v__DOT__thecpu__DOT__mem_ce,
m_core->v__DOT__thecpu__DOT__mem_pc_valid,
m_core->v__DOT__thecpu__DOT__r_alu_gie,
m_core->v__DOT__thecpu__DOT__alu_gie,
#ifdef OPT_PIPELINED
m_core->v__DOT__thecpu__DOT__mem_stall,
#else
1091,7 → 1084,7
showins(ln, "Al",
m_core->v__DOT__thecpu__DOT__alu_ce,
m_core->v__DOT__thecpu__DOT__alu_pc_valid,
m_core->v__DOT__thecpu__DOT__r_alu_gie,
m_core->v__DOT__thecpu__DOT__alu_gie,
#ifdef OPT_PIPELINED
m_core->v__DOT__thecpu__DOT__alu_stall,
#else
1116,16 → 1109,10
*/
 
int stb = m_core->o_wb_stb;
m_core->i_wb_err = 0;
if ((m_core->o_wb_addr & (-1<<20))!=(1<<20))
if ((m_core->o_wb_addr & (-1<<20))!=1)
stb = 0;
if ((m_core->o_wb_cyc)&&(m_core->o_wb_stb)&&(!stb)) {
if ((m_core->o_wb_cyc)&&(m_core->o_wb_stb)&&(!stb))
m_core->i_wb_ack = 1;
m_core->i_wb_err = 1;
bomb = true;
if (m_dbgfp) fprintf(m_dbgfp, "BOMB!! (Attempting to access %08x/%08x->%08x)\n", m_core->o_wb_addr,
(-1<<20), ((m_core->o_wb_addr)&(-1<<20)));
}
 
if ((dbg_flag)&&(m_dbgfp)) {
fprintf(m_dbgfp, "DBG %s %s %s @0x%08x/%d[0x%08x] %s %s [0x%08x] %s %s %s%s%s%s%s%s%s%s%s\n",
1139,12 → 1126,12
(m_core->o_dbg_stall)?"STALL":" ",
(m_core->o_dbg_data),
(m_core->v__DOT__cpu_halt)?"CPU-HALT ":"",
(m_core->v__DOT__thecpu__DOT__r_halted)?"CPU-DBG_STALL":"",
(m_core->v__DOT__cpu_dbg_stall)?"CPU-DBG_STALL":"",
(dcdvalid())?"DCDV ":"",
(m_core->v__DOT__thecpu__DOT__opvalid)?"OPV ":"",
(m_core->v__DOT__thecpu__DOT__pf_cyc)?"PCYC ":"",
(m_core->v__DOT__thecpu__DOT__domem__DOT__r_wb_cyc_gbl)?"GC":" ",
(m_core->v__DOT__thecpu__DOT__domem__DOT__r_wb_cyc_lcl)?"LC":" ",
(m_core->v__DOT__thecpu__DOT__mem_cyc_gbl)?"GC":" ",
(m_core->v__DOT__thecpu__DOT__mem_cyc_lcl)?"LC":" ",
(m_core->v__DOT__thecpu__DOT__alu_wr)?"ALUW ":"",
(m_core->v__DOT__thecpu__DOT__alu_ce)?"ALCE ":"",
(m_core->v__DOT__thecpu__DOT__alu_valid)?"ALUV ":"",
1167,7 → 1154,7
op_ce(),
op_pc(),
dcdA()&0x01f,
m_core->v__DOT__thecpu__DOT__r_opR,
m_core->v__DOT__thecpu__DOT__opR,
m_core->v__DOT__cmd_halt,
m_core->v__DOT__cpu_halt,
m_core->v__DOT__thecpu__DOT__alu_ce,
1205,9 → 1192,9
fprintf(m_dbgfp, "\tbrk=%s %d,%d\n",
(m_core->v__DOT__thecpu__DOT__master_ce)?"CE":" ",
m_core->v__DOT__thecpu__DOT__break_en,
m_core->v__DOT__thecpu__DOT__r_op_break);
m_core->v__DOT__thecpu__DOT__op_break);
} else if ((m_dbgfp)&&
((m_core->v__DOT__thecpu__DOT__r_op_break)
((m_core->v__DOT__thecpu__DOT__op_break)
||(m_core->v__DOT__thecpu__DOT__r_alu_illegal)
||(m_core->v__DOT__thecpu__DOT__dcd_break))) {
fprintf(m_dbgfp, "NOT SWITCHING TO GIE (gie = %d)\n", gie);
1215,21 → 1202,19
(m_core->v__DOT__thecpu__DOT__master_ce)?"CE":" ",
m_core->v__DOT__thecpu__DOT__break_en,
m_core->v__DOT__thecpu__DOT__dcd_break,
m_core->v__DOT__thecpu__DOT__r_op_break,
m_core->v__DOT__thecpu__DOT__op_break,
m_core->v__DOT__thecpu__DOT__r_alu_illegal);
}
 
if (m_dbgfp) {
// if(m_core->v__DOT__thecpu__DOT__clear_pipeline)
// fprintf(m_dbgfp, "\tClear Pipeline\n");
if(m_core->v__DOT__thecpu__DOT__clear_pipeline)
fprintf(m_dbgfp, "\tClear Pipeline\n");
if(m_core->v__DOT__thecpu__DOT__new_pc)
fprintf(m_dbgfp, "\tNew PC\n");
}
 
if (m_dbgfp)
fprintf(m_dbgfp, "----------- TICK (%08x) ----------%s\n",
m_core->v__DOT__jiffies__DOT__r_counter,
(bomb)?" BOMBED!!":"");
fprintf(m_dbgfp, "----------- TICK ----------\n");
if (false) {
m_core->i_clk = 1;
m_mem(m_core->i_clk, m_core->o_wb_cyc, m_core->o_wb_stb, m_core->o_wb_we,
1298,7 → 1283,7
dbgins("Op - ",
op_ce(),
m_core->v__DOT__thecpu__DOT__opvalid,
m_core->v__DOT__thecpu__DOT__r_op_gie,
m_core->v__DOT__thecpu__DOT__op_gie,
m_core->v__DOT__thecpu__DOT__op_stall,
op_pc(),
#ifdef OPT_VLIW
1315,7 → 1300,7
dbgins("Al - ",
m_core->v__DOT__thecpu__DOT__alu_ce,
m_core->v__DOT__thecpu__DOT__alu_pc_valid,
m_core->v__DOT__thecpu__DOT__r_alu_gie,
m_core->v__DOT__thecpu__DOT__alu_gie,
#ifdef OPT_PIPELINED
m_core->v__DOT__thecpu__DOT__alu_stall,
#else
1333,10 → 1318,6
false
#endif
);
if (m_core->v__DOT__thecpu__DOT__wr_reg_ce)
fprintf(m_dbgfp, "WB::Reg[%2x] <= %08x\n",
m_core->v__DOT__thecpu__DOT__wr_reg_id,
m_core->v__DOT__thecpu__DOT__wr_gpreg_vl);
 
}
 
1353,39 → 1334,20
m_core->v__DOT__thecpu__DOT__wr_gpreg_vl,
m_core->v__DOT__thecpu__DOT__wr_spreg_vl,
(m_core->v__DOT__thecpu__DOT__alu_pc_valid)?"PCV":" ",
alu_pc());
m_core->v__DOT__thecpu__DOT__alu_pc);
 
fprintf(m_dbgfp, "ALU-PC: %08x %s %s\n",
alu_pc(),
m_core->v__DOT__thecpu__DOT__alu_pc,
(m_core->v__DOT__thecpu__DOT__r_alu_pc_valid)?"VALID":"",
(m_core->v__DOT__thecpu__DOT__r_alu_gie)?"ALU-GIE":"");
(m_core->v__DOT__thecpu__DOT__alu_gie)?"ALU-GIE":"");
}
 
if (m_core->v__DOT__dma_controller__DOT__dma_state) {
fprintf(m_dbgfp, "DMA[%d]%s%s%s%s@%08x,%08x [%d%d/%4d/%4d] -> [%d%d/%04d/%04d]\n",
m_core->v__DOT__dma_controller__DOT__dma_state,
(m_core->v__DOT__dc_cyc)?"C":" ",
(m_core->v__DOT__dc_stb)?"S":" ",
(m_core->v__DOT__dc_ack)?"A":" ",
(m_core->v__DOT__dc_err)?"E":" ",
m_core->v__DOT__dc_addr,
(m_core->v__DOT__dc_data),
m_core->v__DOT__dma_controller__DOT__last_read_request,
m_core->v__DOT__dma_controller__DOT__last_read_ack,
m_core->v__DOT__dma_controller__DOT__nracks,
m_core->v__DOT__dma_controller__DOT__nread,
m_core->v__DOT__dma_controller__DOT__last_write_request,
m_core->v__DOT__dma_controller__DOT__last_write_ack,
m_core->v__DOT__dma_controller__DOT__nwacks,
m_core->v__DOT__dma_controller__DOT__nwritten);
}
if (((m_core->v__DOT__thecpu__DOT__alu_pc_valid)
||(m_core->v__DOT__thecpu__DOT__mem_pc_valid))
&&(!m_core->v__DOT__thecpu__DOT__new_pc)) {
if ((m_core->v__DOT__thecpu__DOT__alu_pc_valid)
&&(!m_core->v__DOT__thecpu__DOT__clear_pipeline)) {
unsigned long iticks = m_tickcount - m_last_instruction_tickcount;
if (m_profile_fp) {
unsigned buf[2];
buf[0] = alu_pc();
buf[0] = m_core->v__DOT__thecpu__DOT__alu_pc-1;
buf[1] = iticks;
fwrite(buf, sizeof(unsigned), 2, m_profile_fp);
}
1410,10 → 1372,7
 
bool dcd_ce(void) {
#ifdef OPT_PIPELINED
// return (m_core->v__DOT__thecpu__DOT__dcd_ce != 0);
return ((!m_core->v__DOT__thecpu__DOT__r_dcdvalid)
||(!m_core->v__DOT__thecpu__DOT__dcd_stalled))
&&(m_core->v__DOT__thecpu__DOT__new_pc);
return (m_core->v__DOT__thecpu__DOT__dcd_ce != 0);
#else
return (m_core->v__DOT__thecpu__DOT__pf_valid);
#endif
1460,7 → 1419,7
 
wr_write_cc=((m_core->v__DOT__thecpu__DOT__wr_reg_id&0x0f)==0x0e);
wr_write_pc=((m_core->v__DOT__thecpu__DOT__wr_reg_id&0x0f)==0x0f);
op_gie = m_core->v__DOT__thecpu__DOT__r_op_gie;
op_gie = m_core->v__DOT__thecpu__DOT__op_gie;
 
#ifdef OPT_PIPELINED_BUS_ACCESS
//a = m_core->v__DOT__thecpu__DOT__mem_pipe_stalled;
1485,14 → 1444,14
r--;
return r;
*/
return m_core->v__DOT__thecpu__DOT__r_alu_pc-1;
return m_core->v__DOT__thecpu__DOT__alu_pc-1;
}
 
#ifdef OPT_PIPELINED_BUS_ACCESS
bool mem_pipe_stalled(void) {
int r = 0;
r = ((m_core->v__DOT__thecpu__DOT__domem__DOT__r_wb_cyc_gbl)
||(m_core->v__DOT__thecpu__DOT__domem__DOT__r_wb_cyc_lcl));
r = ((m_core->v__DOT__thecpu__DOT__mem_cyc_gbl)
||(m_core->v__DOT__thecpu__DOT__mem_cyc_lcl));
r = r && ((m_core->v__DOT__thecpu__DOT__mem_stall)
||(
((!m_core->v__DOT__thecpu__DOT__mem_stb_gbl)
1544,10 → 1503,8
mvprintw(0,40, "wb_write -- complete");
 
 
if (errcount >= 100) {
if (m_dbgfp) fprintf(m_dbgfp, "WB-WRITE: ERRCount = %d, BOMB!!\n", errcount);
if (errcount >= 100)
bomb = true;
}
}
 
unsigned long wb_read(unsigned a) {
1577,10 → 1534,8
mvprintw(0,35, "%40s", "");
mvprintw(0,40, "wb_read = 0x%08x", v);
 
if (errcount >= 100) {
if (m_dbgfp) fprintf(m_dbgfp, "WB-WRITE: ERRCount = %d, BOMB!!\n", errcount);
if (errcount >= 100)
bomb = true;
}
return v;
}
 
1604,7 → 1559,7
 
void jump_to(ZIPI address) {
m_core->v__DOT__thecpu__DOT__pf_pc = address;
// m_core->v__DOT__thecpu__DOT__clear_pipeline = 1;
m_core->v__DOT__thecpu__DOT__clear_pipeline = 1;
m_core->v__DOT__thecpu__DOT__new_pc = 1;
}
 
1728,10 → 1683,10
if (!tb->m_core->v__DOT__thecpu__DOT__gie) {
tb->m_core->v__DOT__thecpu__DOT__pf_pc = v;
tb->m_core->v__DOT__thecpu__DOT__new_pc = 1;
// tb->m_core->v__DOT__thecpu__DOT__clear_pipeline = 1;
tb->m_core->v__DOT__thecpu__DOT__clear_pipeline = 1;
tb->m_core->v__DOT__thecpu__DOT__alu_pc_valid = 0;
#ifdef OPT_PIPELINED
// tb->m_core->v__DOT__thecpu__DOT__dcd_ce = 0;
tb->m_core->v__DOT__thecpu__DOT__dcd_ce = 0;
tb->m_core->v__DOT__thecpu__DOT__r_dcdvalid = 0;
#endif
tb->m_core->v__DOT__thecpu__DOT__opvalid = 0;
1742,10 → 1697,10
if (tb->m_core->v__DOT__thecpu__DOT__gie) {
tb->m_core->v__DOT__thecpu__DOT__pf_pc = v;
tb->m_core->v__DOT__thecpu__DOT__new_pc = 1;
// tb->m_core->v__DOT__thecpu__DOT__clear_pipeline = 1;
tb->m_core->v__DOT__thecpu__DOT__clear_pipeline = 1;
tb->m_core->v__DOT__thecpu__DOT__alu_pc_valid = 0;
#ifdef OPT_PIPELINED
// tb->m_core->v__DOT__thecpu__DOT__dcd_ce = 0;
tb->m_core->v__DOT__thecpu__DOT__dcd_ce = 0;
tb->m_core->v__DOT__thecpu__DOT__r_dcdvalid = 0;
#endif
tb->m_core->v__DOT__thecpu__DOT__opvalid = 0;
2219,7 → 2174,7
 
// For debugging purposes: do we wish to skip some number of
// instructions to fast forward to a time of interest??
for(int i=0; i<0; i++) {
for(int i=0; i<0x3f80; i++) {
tb->m_core->v__DOT__cmd_halt = 0;
tb->tick();
}

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