|
|
@ -522,7 +522,9 @@ static void cpu_execute(rv32_cpu_t* cpu, instruction_t* instruction) |
|
|
|
fprintf(stderr, "SRET: We don't support that.\n"); |
|
|
|
fprintf(stderr, "SRET: We don't support that.\n"); |
|
|
|
break; |
|
|
|
break; |
|
|
|
case IMM_MRET: |
|
|
|
case IMM_MRET: |
|
|
|
fprintf(stderr, "MRET: We don't support that.\n"); |
|
|
|
// Act like a normal ret/jalr, with destination address being CSR_MEPC content
|
|
|
|
|
|
|
|
fprintf(stderr, "Warning: MRET: We don't support privilege mode change\n"); |
|
|
|
|
|
|
|
cpu->pc = cpu->csr[CSR_MEPC] - 4; |
|
|
|
break; |
|
|
|
break; |
|
|
|
default: |
|
|
|
default: |
|
|
|
switch(instruction->func7) |
|
|
|
switch(instruction->func7) |
|
|
|