sas2026/tinyriscv
3
0
Fork 0
Code Issues Pull Requests Actions Packages Projects Releases Wiki Activity

Feature added: Better regdump v0.01

Browse Source
This commit is contained in:
hovara
2023-10-14 16:19:28 +03:00
parent 060c0de0f3
commit 4367711c4f
1 changed files with 21 additions and 1 deletions
Download Patch File Download Diff File Expand all files Collapse all files

22
src/main.c
View File

@@ -4,12 +4,31 @@
#include <assert.h>
#include "tinyriscv.h"
char lf(char c){
if(c < 32) return 48;
if(c > 126) return 48;
return c;
}
void regdump(const trv_cpu* cpu){
printf("pc = 0x%.8x\n\n", cpu->pc);
printf("\t\t\t\t\t\t reg 1Dec2Dec3Dec4Dec 1Hx2Hx3Hx4Hx C_h_a_r reg 1Dec2Dec3Dec4Dec 1Hx2Hx3Hx4Hx C_h_a_r\n");
for(unsigned int i = 0; i < 32; i++){
printf("r%.2d = 0x%.8x\t", i, cpu->regs[i]);
if(i % 2) printf("\n");
if(i % 2){
printf(" r%.2d ", i-1);
printf(" %.3hhu %.3hhu %.3hhu %.3hhu ", *((char*)(cpu->regs + i-1)), *(((char*)(cpu->regs + i-1)) + 1), *((char*)(cpu->regs + i-1) + 2), *((char*)(cpu->regs + i-1) + 3));
printf(" %.2x %.2x %.2x %.2x ", *((char*)(cpu->regs + i-1)) & 0xff, *((char*)(cpu->regs + i-1) + 1) & 0xff, *((char*)(cpu->regs + i-1) + 2) & 0xff, *((char*)(cpu->regs + i-1) + 3) & 0xff);
printf("%c %c %c %c ", lf(*((char*)(cpu->regs + i-1))), lf(*((char*)(cpu->regs + i-1) + 1)), lf(*((char*)(cpu->regs + i-1) + 2)), lf(*((char*)(cpu->regs + i-1) + 3)));
printf("r%.2d ", i);
printf(" %.3hhu %.3hhu %.3hhu %.3hhu ", *((char*)(cpu->regs + i)), *((char*)(cpu->regs + i) + 1), *((char*)(cpu->regs + i) + 2), *((char*)(cpu->regs + i) + 3));
printf(" %.2x %.2x %.2x %.2x ", *((char*)(cpu->regs + i)), *((char*)(cpu->regs + i) + 1), *((char*)(cpu->regs + i) + 2), *((char*)(cpu->regs + i) + 3));
printf("%c %c %c %c ", lf(*((char*)(cpu->regs + i))), lf(*((char*)(cpu->regs + i) + 1)), lf(*((char*)(cpu->regs + i) + 2)), lf(*((char*)(cpu->regs + i) + 3)));
printf("\n");
}
}
}
@@ -72,6 +91,7 @@ int main(int argc, char** argv){
while(cpu.pc < file_size + trv_MEM_OFFSET) trv_step(&cpu);
//cleanup
cpu.regs[2] = 0x5c4a4b4c;
if(do_regdump) regdump(&cpu);
free(cpu.mem);
}