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fix riscv-tests and add flag for exit call

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This commit is contained in:
Stefan 2021-08-17 09:36:49 +02:00
parent cb6d05178b
commit 30bd88dbbf
3 changed files with 21 additions and 16 deletions
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14
src/emu.h
View File

@ -10,6 +10,8 @@
#include "trap.h"
#include "csr.h"
static bool allow_ecall_exit = false;
#define AS_SIGNED(val) (*(int32_t*)&val)
#define AS_UNSIGNED(val) (*(uint*)&val)
const uint ZERO = 0;
@ -203,12 +205,12 @@ DEF(ebreak, FormatEmpty, { // system
SINGLE_STEP=1;
})
DEF(ecall, FormatEmpty, { // system
/* if (cpu->xreg[17] == 93) { */
/* // EXIT CALL */
/* uint status = cpu->xreg[10] >> 1; */
/* printf("ecall EXIT = %d (0x%x)\n", status, status); */
/* exit(status); */
/* } */
if (allow_ecall_exit && cpu->xreg[17] == 93) {
// EXIT CALL
uint status = cpu->xreg[10] >> 1;
printf("ecall EXIT = %d (0x%x)\n", status, status);
exit(status);
}
ret->trap.en = true;
ret->trap.value = cpu->pc;

19
src/main.c
View File

@ -58,7 +58,7 @@ uint8_t* get_mmap_ptr(const char* filename) {
}
void usage() {
printf("Usage: rvc (-e <ELF binary>|-b <raw binary>) [-d <device tree binary>] [-i <initramfs>] [-v (0|1|2|3|4)] [-s] [-t]\n");
printf("Usage: rvc (-e <ELF binary>|-b <raw binary>) [-d <device tree binary>] [-i <initramfs>] [-v (0|1|2|3|4)] [-s] [-t] [-x]\n");
exit(EXIT_FAILURE);
}
@ -92,9 +92,12 @@ int main(int argc, char *argv[]) {
int c;
bool trace = false;
while ((c = getopt (argc, argv, "e:b:d:v:i:st")) != -1) {
while ((c = getopt (argc, argv, "e:b:d:v:i:stx")) != -1) {
switch (c)
{
case 'x':
allow_ecall_exit = true;
break;
case 'e':
elf = optarg;
break;
@ -163,7 +166,7 @@ int main(int argc, char *argv[]) {
setvbuf(stdin, NULL, _IONBF, 0);
buf_off();
// LIMITER
// LIMITER (set to high number to ignore)
const unsigned long restr = 200000*1000;
unsigned long cur = 0;
unsigned long t = time(NULL);
@ -204,13 +207,13 @@ int main(int argc, char *argv[]) {
/* printf("else if (cpu.clock == %d && arb != 0x%08x) ARB_FAIL\n", cpu.clock, arb_f); */
/* } */
if (cpu.pc == 0x80000118) {
/* if (cpu.pc == 0x80000118) { */
/* if (cpu.clock == 6350505) { // divergence: 6350908 */
/* if (cpu.clock == 6400000) { */
printf("BREAKPOINT HIT\n");
SINGLE_STEP = 1;
VERBOSE = 4;
}
/* printf("BREAKPOINT HIT\n"); */
/* SINGLE_STEP = 1; */
/* VERBOSE = 4; */
/* } */
if (VERBOSE >= 4)
cpu_dump(&cpu);

4
test.sh
View File

@ -19,8 +19,8 @@ function run_test {
popd
echo "Running: ./rvc -e \"./riscv-tests/isa/$1\" -v 1"
timeout 5s ./rvc -e "./riscv-tests/isa/$1" -v 1
echo "Running: ./rvc -x -e \"./riscv-tests/isa/$1\" -v 1"
./rvc -x -e "./riscv-tests/isa/$1" -v 1
if [ $? -gt 0 ]; then
echo "Test failed!"