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Updating cvxif.cc:

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* Updating cvxif.cc to implements new cus_exc expceptions rules.
This commit is contained in:
Jules Fauchon 2023-07-06 15:32:27 +02:00
parent 7fde53fc2c
commit b9b5323a77
1 changed files with 7 additions and 2 deletions
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9
vendor/riscv/riscv-isa-sim/customext/cvxif.cc vendored
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@ -139,8 +139,13 @@ class cvxif_t : public cvxif_extn_t
case FUNC3_2:
//Actually only CUS_EXC using func3 equal to one, we don't need to add another switch case
p -> put_csr(CSR_MCAUSE, (reg_t) ((insn.bits() >> 7) & 0x1f));
raise_exception(insn, (reg_t) ((insn.bits() >> 7) & 0x1f));
if (r_insn.rs2 != 0 || r_insn.rd != 0){
illegal_instruction();
} else {
p -> put_csr(CSR_MCAUSE, (reg_t) ((insn.bits() >> 7) & 0x1f));
raise_exception(insn, (reg_t) ((insn.bits() >> 7) & 0x1f));
}
default:
illegal_instruction();