Support setting ISA/subsets with --isa flag

[riscv-isa-sim.git] / riscv / insns / amomax_d.h

require_extension('A');
require_rv64;
sreg_t v = MMU.load_int64(RS1);
MMU.store_uint64(RS1, std::max(sreg_t(RS2),v));
WRITE_RD(v);