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enabling delayed tracing

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This commit is contained in:
Blaise Tine
2021-08-12 20:05:43 -07:00
parent 7961cf7474
commit c2b3aaa7d1
23 changed files with 305 additions and 274 deletions
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44
hw/dpi/float_dpi.vh
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@@ -1,31 +1,31 @@
`ifndef FLOAT_DPI
`define FLOAT_DPI
import "DPI-C" context function void dpi_fadd(input int a, input int b, input bit[2:0] frm, output int result, output bit[4:0] fflags);
import "DPI-C" context function void dpi_fsub(input int a, input int b, input bit[2:0] frm, output int result, output bit[4:0] fflags);
import "DPI-C" context function void dpi_fmul(input int a, input int b, input bit[2:0] frm, output int result, output bit[4:0] fflags);
import "DPI-C" context function void dpi_fmadd(input int a, input int b, input int c, input bit[2:0] frm, output int result, output bit[4:0] fflags);
import "DPI-C" context function void dpi_fmsub(input int a, input int b, input int c, input bit[2:0] frm, output int result, output bit[4:0] fflags);
import "DPI-C" context function void dpi_fnmadd(input int a, input int b, input int c, input bit[2:0] frm, output int result, output bit[4:0] fflags);
import "DPI-C" context function void dpi_fnmsub(input int a, input int b, input int c, input bit[2:0] frm, output int result, output bit[4:0] fflags);
import "DPI-C" function void dpi_fadd(input int a, input int b, input bit[2:0] frm, output int result, output bit[4:0] fflags);
import "DPI-C" function void dpi_fsub(input int a, input int b, input bit[2:0] frm, output int result, output bit[4:0] fflags);
import "DPI-C" function void dpi_fmul(input int a, input int b, input bit[2:0] frm, output int result, output bit[4:0] fflags);
import "DPI-C" function void dpi_fmadd(input int a, input int b, input int c, input bit[2:0] frm, output int result, output bit[4:0] fflags);
import "DPI-C" function void dpi_fmsub(input int a, input int b, input int c, input bit[2:0] frm, output int result, output bit[4:0] fflags);
import "DPI-C" function void dpi_fnmadd(input int a, input int b, input int c, input bit[2:0] frm, output int result, output bit[4:0] fflags);
import "DPI-C" function void dpi_fnmsub(input int a, input int b, input int c, input bit[2:0] frm, output int result, output bit[4:0] fflags);
import "DPI-C" context function void dpi_fdiv(input int a, input int b, input bit[2:0] frm, output int result, output bit[4:0] fflags);
import "DPI-C" context function void dpi_fsqrt(input int a, input bit[2:0] frm, output int result, output bit[4:0] fflags);
import "DPI-C" function void dpi_fdiv(input int a, input int b, input bit[2:0] frm, output int result, output bit[4:0] fflags);
import "DPI-C" function void dpi_fsqrt(input int a, input bit[2:0] frm, output int result, output bit[4:0] fflags);
import "DPI-C" context function void dpi_ftoi(input int a, input bit[2:0] frm, output int result, output bit[4:0] fflags);
import "DPI-C" context function void dpi_ftou(input int a, input bit[2:0] frm, output int result, output bit[4:0] fflags);
import "DPI-C" context function void dpi_itof(input int a, input bit[2:0] frm, output int result, output bit[4:0] fflags);
import "DPI-C" context function void dpi_utof(input int a, input bit[2:0] frm, output int result, output bit[4:0] fflags);
import "DPI-C" function void dpi_ftoi(input int a, input bit[2:0] frm, output int result, output bit[4:0] fflags);
import "DPI-C" function void dpi_ftou(input int a, input bit[2:0] frm, output int result, output bit[4:0] fflags);
import "DPI-C" function void dpi_itof(input int a, input bit[2:0] frm, output int result, output bit[4:0] fflags);
import "DPI-C" function void dpi_utof(input int a, input bit[2:0] frm, output int result, output bit[4:0] fflags);
import "DPI-C" context function void dpi_fclss(input int a, output int result);
import "DPI-C" context function void dpi_fsgnj(input int a, input int b, output int result);
import "DPI-C" context function void dpi_fsgnjn(input int a, input int b, output int result);
import "DPI-C" context function void dpi_fsgnjx(input int a, input int b, output int result);
import "DPI-C" function void dpi_fclss(input int a, output int result);
import "DPI-C" function void dpi_fsgnj(input int a, input int b, output int result);
import "DPI-C" function void dpi_fsgnjn(input int a, input int b, output int result);
import "DPI-C" function void dpi_fsgnjx(input int a, input int b, output int result);
import "DPI-C" context function void dpi_flt(input int a, input int b, output int result, output bit[4:0] fflags);
import "DPI-C" context function void dpi_fle(input int a, input int b, output int result, output bit[4:0] fflags);
import "DPI-C" context function void dpi_feq(input int a, input int b, output int result, output bit[4:0] fflags);
import "DPI-C" context function void dpi_fmin(input int a, input int b, output int result, output bit[4:0] fflags);
import "DPI-C" context function void dpi_fmax(input int a, input int b, output int result, output bit[4:0] fflags);
import "DPI-C" function void dpi_flt(input int a, input int b, output int result, output bit[4:0] fflags);
import "DPI-C" function void dpi_fle(input int a, input int b, output int result, output bit[4:0] fflags);
import "DPI-C" function void dpi_feq(input int a, input int b, output int result, output bit[4:0] fflags);
import "DPI-C" function void dpi_fmin(input int a, input int b, output int result, output bit[4:0] fflags);
import "DPI-C" function void dpi_fmax(input int a, input int b, output int result, output bit[4:0] fflags);
`endif

16
hw/dpi/util_dpi.cpp
View File

@@ -14,8 +14,14 @@ extern "C" {
int dpi_register();
void dpi_assert(int inst, bool cond, int delay);
void dpi_trace(const char* format, ...);
}
double sc_time_stamp();
extern uint64_t sim_trace_delay;
class ShiftRegister {
public:
ShiftRegister() : init_(false), depth_(0) {}
@@ -133,4 +139,14 @@ void dpi_idiv(int a, int b, bool is_signed, int* quotient, int* remainder) {
*remainder = dividen % divisor;
}
}
}
void dpi_trace(const char* format, ...) {
uint64_t timestamp = (uint64_t)sc_time_stamp();
if (timestamp < sim_trace_delay)
return;
va_list va;
va_start(va, format);
vprintf(format, va);
va_end(va);
}

10
hw/dpi/util_dpi.vh
View File

@@ -1,10 +1,12 @@
`ifndef UTIL_DPI
`define UTIL_DPI
import "DPI-C" context function void dpi_imul(input int a, input int b, input logic is_signed_a, input logic is_signed_b, output int resultl, output int resulth);
import "DPI-C" context function void dpi_idiv(input int a, input int b, input logic is_signed, output int quotient, output int remainder);
import "DPI-C" function void dpi_imul(input int a, input int b, input logic is_signed_a, input logic is_signed_b, output int resultl, output int resulth);
import "DPI-C" function void dpi_idiv(input int a, input int b, input logic is_signed, output int quotient, output int remainder);
import "DPI-C" context function int dpi_register();
import "DPI-C" context function void dpi_assert(int inst, input logic cond, input int delay);
import "DPI-C" function int dpi_register();
import "DPI-C" function void dpi_assert(int inst, input logic cond, input int delay);
import "DPI-C" function void dpi_trace(input string format /*verilator sformat*/);
`endif