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8.25.4 Opcodes

For detailed information on the SH64 machine instruction set, see SuperH 64 bit RISC Series Architecture Manual (SuperH, Inc.).

as implements all the standard SH64 opcodes. In addition, the following pseudo-opcodes may be expanded into one or more alternate opcodes:

If the value doesn't fit into a standard movi opcode, as will replace the movi with a sequence of movi and shori opcodes.

This expands to a sequence of movi and shori opcode, followed by a ptrel opcode, or to a pta or ptb opcode, depending on the label referenced.

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