switch p {
			case "PM":
				pmSet = true
			case "AM":
				amSet = true
			default:
				err = errBad
			}
		case stdpm:
			if len(value) < 2 {
				err = errBad
				break
			}
			p, value = value[0:2], value[2:]
			switch p {
			case "pm":
				pmSet = true
			case "am":
				amSet = true
			default:
				err = errBad
			}

### Format

The format for ADR should follow this template:

```markdown
# ADR-000X - Title

## Date

20YY-MM-DD

## Context

Lorem ipsum dolor sit amet, consectetur adipiscing elit, sed do eiusmod tempor incididunt ut labore et dolore magna
aliqua. Ut enim ad minim veniam, quis nostrud exercitation ullamco laboris nisi ut aliquip ex ea commodo consequat.

	ACSRRW
	ACSRRS
	ACSRRC
	ACSRRWI
	ACSRRSI
	ACSRRCI

	// 3.2.1: Environment Call and Breakpoint
	AECALL
	ASCALL
	AEBREAK
	ASBREAK

	// 3.2.2: Trap-Return Instructions
	AMRET
	ASRET
	ADRET

	// 3.2.3: Wait for Interrupt
	AWFI

	// 4.2.1: Supervisor Memory-Management Fence Instruction
	ASFENCEVMA

	//
	// RISC-V Bit-Manipulation ISA-extensions (1.0)
	//

		return &inst{0x33, 0x6, 0x0, 160, 0x5}
	case AMAXU:
		return &inst{0x33, 0x7, 0x0, 160, 0x5}
	case AMIN:
		return &inst{0x33, 0x4, 0x0, 160, 0x5}
	case AMINU:
		return &inst{0x33, 0x5, 0x0, 160, 0x5}
	case AMRET:
		return &inst{0x73, 0x0, 0x2, 770, 0x18}
	case AMUL:
		return &inst{0x33, 0x0, 0x0, 32, 0x1}
	case AMULH:
		return &inst{0x33, 0x1, 0x0, 32, 0x1}
	case AMULHSU:
		return &inst{0x33, 0x2, 0x0, 32, 0x1}