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GUI: Added basic support for freeing up unused parts of the cpu output buffer

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(Tim) Efthimis Kritikos 2024-02-22 00:04:56 +00:00
parent 0b9be7aaa6
commit 9f987da7a6
3 changed files with 62 additions and 2 deletions
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53
gui.c
View File

@ -784,11 +784,15 @@ int update_debug_simdata(struct simdata_t *simdata){
mvwprintw(debug_simdata,1,1,"simdata->terminal_output_size: "); mvwprintw(debug_simdata,1,1,"simdata->terminal_output_size: ");
if(simdata->terminal_output_size<100*1024) if(simdata->terminal_output_size<100*1024)
wattron(debug_simdata,COLOR_PAIR(11)); wattron(debug_simdata,COLOR_PAIR(11));
else if (simdata->terminal_output_size<500*1024)
wattron(debug_simdata,COLOR_PAIR(10));
else else
wattron(debug_simdata,COLOR_PAIR(15)); wattron(debug_simdata,COLOR_PAIR(15));
wprintw(debug_simdata,"%d%s",term_size,term_size_unit); wprintw(debug_simdata,"%d%s",term_size,term_size_unit);
if(simdata->terminal_output_size<100*1024) if(simdata->terminal_output_size<100*1024)
wattroff(debug_simdata,COLOR_PAIR(11)); wattroff(debug_simdata,COLOR_PAIR(11));
else if (simdata->terminal_output_size<500*1024)
wattroff(debug_simdata,COLOR_PAIR(10));
else else
wattroff(debug_simdata,COLOR_PAIR(15)); wattroff(debug_simdata,COLOR_PAIR(15));
if(height==3) if(height==3)
@ -972,6 +976,55 @@ int gui_continue_request(struct simdata_t *simdata){
return 0; return 0;
} }
int clean_cpu_output(struct simdata_t *simdata){
uint32_t last_vect_disp=0;
uint32_t second_last_vect_disp=simdata->terminal_output_size/4;//TODO: I shouldn't have to initialise this. GCC gives a warning erroneously
int vector=0;
int vstate=0;
uint32_t disps_found=0;
if(!simdata)
return 0;
for(uint64_t i=0;i < simdata->terminal_output_size/4;i++){
uint32_t c=simdata->terminal_output[i];
if(vector){
switch(vstate){
case 0: /*start of line*/
if(c==0x00000001)
vector=0;
else if(c==0x00000003){
second_last_vect_disp=last_vect_disp;
last_vect_disp=i*4;
disps_found++;
}else
vstate++;
break;
case 1:
case 2:
case 3:
vstate++;
break;
case 4:
vstate=0;
break;
}
}else{
switch(c){
case 0xffffffff:
vector=1;
break;
}
}
}
if(disps_found>=2){
int final_data_size=simdata->terminal_output_size-(second_last_vect_disp+4);
memmove((uint8_t*)simdata->terminal_output+4,(uint8_t*)simdata->terminal_output+simdata->terminal_output_size-final_data_size,final_data_size);
simdata->terminal_output[0]=0xFFFFFFFF;
simdata->terminal_output=realloc(simdata->terminal_output,final_data_size+4);
simdata->terminal_output_size=final_data_size+4;
}
return 0;
}
int end_gui(){ int end_gui(){
if(endwin()==ERR) if(endwin()==ERR)
return 1; return 1;

1
gui.h
View File

@ -5,6 +5,7 @@ int gui_continue_request(struct simdata_t*);
int end_gui(); int end_gui();
int gui_error(char *); int gui_error(char *);
int update_gui(struct simdata_t *); int update_gui(struct simdata_t *);
int clean_cpu_output(struct simdata_t *simdata);
struct gui_settings_t{ struct gui_settings_t{
uint8_t cycles_per_frame; uint8_t cycles_per_frame;

10
simdata.c
View File

@ -20,6 +20,7 @@
#include <stdlib.h> #include <stdlib.h>
#include "simdata.h" #include "simdata.h"
#include <stdio.h> #include <stdio.h>
#include "gui.h" // for cleaning the cpu output
struct simdata_t *init_simdata(){ struct simdata_t *init_simdata(){
struct simdata_t * ret=malloc(sizeof(struct simdata_t)); struct simdata_t * ret=malloc(sizeof(struct simdata_t));
@ -47,12 +48,17 @@ struct simdata_t *init_simdata(){
return ret; return ret;
} }
uint8_t output_counter=0;
int terminal_output(uint32_t c,struct simdata_t *simdata){ int terminal_output(uint32_t c,struct simdata_t *simdata){
simdata->terminal_output=realloc(simdata->terminal_output,simdata->terminal_output_size+4); simdata->terminal_output=realloc(simdata->terminal_output,simdata->terminal_output_size+4);
if(!simdata->terminal_output) if(!simdata->terminal_output)
return 1; return 1;
*(uint32_t*)(simdata->terminal_output+simdata->terminal_output_size/4)=c; simdata->terminal_output[simdata->terminal_output_size/4]=c;
simdata->terminal_output_size+=4; simdata->terminal_output_size=simdata->terminal_output_size+4;
output_counter++;
if((output_counter%100)==0)
clean_cpu_output(simdata);
return 0; return 0;
} }