Compares ST with an memory or register operand. Compare ST with integer memory operand and optionally pop the stack. Compare ST with 0.0. Exam ST and modify CC bits to indicate whether contents are positive, negative, normalized, etc. Reset coprocessor with or without waiting afterwards.
Stops microprocessor until coprocessor has finished an operation.
Should be used before the microprocessor accesses memory data that are affected by the coprocessor. Instruction reference is given in text along with examples.