design.md

Notation

Options

${ARCH}	${ALG}	${IMP}	Symbol	Meaning
	xoodyak	rv32	XOODYAK_RV32_UNROLL	use fully (vs. partially, by a factor of two) unrolled implementation
	xoodyak	rv32	XOODYAK_RV32_TYPE1	select 32-bit RISC-V base ISA: option 1, per description below
	xoodyak	rv32	XOODYAK_RV32_TYPE2	select 32-bit RISC-V base ISA plus ISE: option 2, per description below

${IMP} = "rv32"

• XOODYAK_RV32_TYPE1: base ISA.

• XOODYAK_RV32_TYPE2: base ISA plus ISE.

  xoodyak.xorrol rd, rs1, rs2 {
    x       <- GPR[rs1]
    y       <- GPR[rs2]
    r       <- ( x <<< 5 ) ^ ( y <<< 14 )
    GPR[rd] <- r
  }