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SIM_instruction_child()

NAME

SIM_instruction_child, SIM_instruction_parent — get the parent or child

SYNOPSIS

instruction_id_t
SIM_instruction_child(instruction_id_t ii, int n);

instruction_id_t
SIM_instruction_parent(instruction_id_t ii);

DESCRIPTION

SIM_instruction_child returns the child n (counting started from 0) for instruction ii. Child 0 will always be valid if the instruction has a child, i.e. if child 0 is squashed child 1 will become 0 etc.

SIM_instruction_parent returns the parent instruction.

EXCEPTIONS

Index Thrown if ii is illegal.

RETURN VALUE

The instruction id of the requested instruction, or 0 if there is none.

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