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Added MRET/SRET mock support

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This commit is contained in:
Valentin Haudiquet
2023-10-11 18:37:52 +02:00
parent 9e895e9032
commit c421595a95
1 changed files with 12 additions and 0 deletions
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12
src/cpu/rv32cpu.c
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@@ -518,6 +518,12 @@ static void cpu_execute(rv32_cpu_t* cpu, instruction_t* instruction)
cpu->sim_ticks_left = 1; cpu->sim_ticks_left = 1;
cpu->pc -= 4; cpu->pc -= 4;
break; break;
case IMM_SRET:
fprintf(stderr, "SRET: We don't support that.\n");
break;
case IMM_MRET:
fprintf(stderr, "MRET: We don't support that.\n");
break;
default: default:
switch(instruction->func7) switch(instruction->func7)
{ {
@@ -1070,6 +1076,12 @@ static void cpu_print_instruction(instruction_t* instruction)
case IMM_EBREAK: case IMM_EBREAK:
printf("ebreak\n"); printf("ebreak\n");
break; break;
case IMM_SRET:
printf("sret\n");
break;
case IMM_MRET:
printf("mret\n");
break;
default: default:
switch(instruction->func7) switch(instruction->func7)
{ {