qf_pwr2.cpp File Reference

QF_pwr2Lkup[], QF_invPwr2Lkup[], and QF_div8Lkup[] definitions. More...

#include "qf_pkg.h"

Go to the source code of this file.

Variables
uint8_t const Q_ROM Q_ROM_VAR	QF_pwr2Lkup [65]
	Lookup table for (1 << ((n-1) % 8)), where n is the index into the table.
uint8_t const Q_ROM Q_ROM_VAR	QF_invPwr2Lkup [65]
	Lookup table for ~(1 << ((n-1) % 8)), where n is the index into the table.
uint8_t const Q_ROM Q_ROM_VAR	QF_div8Lkup [65]
	Lookup table for (n-1)/8.

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Detailed Description

QF_pwr2Lkup[], QF_invPwr2Lkup[], and QF_div8Lkup[] definitions.

Definition in file qf_pwr2.cpp.

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Variable Documentation

uint8_t const Q_ROM Q_ROM_VAR QF_div8Lkup[65]

Initial value:

 {
    0U,                                                     
    0U, 0U, 0U, 0U, 0U, 0U, 0U, 0U,
    1U, 1U, 1U, 1U, 1U, 1U, 1U, 1U,
    2U, 2U, 2U, 2U, 2U, 2U, 2U, 2U,
    3U, 3U, 3U, 3U, 3U, 3U, 3U, 3U,
    4U, 4U, 4U, 4U, 4U, 4U, 4U, 4U,
    5U, 5U, 5U, 5U, 5U, 5U, 5U, 5U,
    6U, 6U, 6U, 6U, 6U, 6U, 6U, 6U,
    7U, 7U, 7U, 7U, 7U, 7U, 7U, 7U
}

Lookup table for (n-1)/8.

Note:

Index range n = 0..64. The first index (n == 0) should never be used.

Definition at line 63 of file qf_pwr2.cpp.

Referenced by QPSet64::hasElement(), QPSet64::insert(), QPSet64::remove(), QActive::subscribe(), QActive::unsubscribe(), and QActive::unsubscribeAll().

uint8_t const Q_ROM Q_ROM_VAR QF_invPwr2Lkup[65]

Initial value:

 {
    0xFFU,                                                  
    0xFEU, 0xFDU, 0xFBU, 0xF7U, 0xEFU, 0xDFU, 0xBFU, 0x7FU,
    0xFEU, 0xFDU, 0xFBU, 0xF7U, 0xEFU, 0xDFU, 0xBFU, 0x7FU,
    0xFEU, 0xFDU, 0xFBU, 0xF7U, 0xEFU, 0xDFU, 0xBFU, 0x7FU,
    0xFEU, 0xFDU, 0xFBU, 0xF7U, 0xEFU, 0xDFU, 0xBFU, 0x7FU,
    0xFEU, 0xFDU, 0xFBU, 0xF7U, 0xEFU, 0xDFU, 0xBFU, 0x7FU,
    0xFEU, 0xFDU, 0xFBU, 0xF7U, 0xEFU, 0xDFU, 0xBFU, 0x7FU,
    0xFEU, 0xFDU, 0xFBU, 0xF7U, 0xEFU, 0xDFU, 0xBFU, 0x7FU,
    0xFEU, 0xFDU, 0xFBU, 0xF7U, 0xEFU, 0xDFU, 0xBFU, 0x7FU
}

Lookup table for ~(1 << ((n-1) % 8)), where n is the index into the table.

Note:

Index range n = 0..64. The first index (n == 0) should never be used.

Definition at line 51 of file qf_pwr2.cpp.

Referenced by QF::publish(), QPSet8::remove(), QPSet64::remove(), QActive::unsubscribe(), and QActive::unsubscribeAll().

uint8_t const Q_ROM Q_ROM_VAR QF_pwr2Lkup[65]

Initial value:

 {
    0x00U,                                                  
    0x01U, 0x02U, 0x04U, 0x08U, 0x10U, 0x20U, 0x40U, 0x80U,
    0x01U, 0x02U, 0x04U, 0x08U, 0x10U, 0x20U, 0x40U, 0x80U,
    0x01U, 0x02U, 0x04U, 0x08U, 0x10U, 0x20U, 0x40U, 0x80U,
    0x01U, 0x02U, 0x04U, 0x08U, 0x10U, 0x20U, 0x40U, 0x80U,
    0x01U, 0x02U, 0x04U, 0x08U, 0x10U, 0x20U, 0x40U, 0x80U,
    0x01U, 0x02U, 0x04U, 0x08U, 0x10U, 0x20U, 0x40U, 0x80U,
    0x01U, 0x02U, 0x04U, 0x08U, 0x10U, 0x20U, 0x40U, 0x80U,
    0x01U, 0x02U, 0x04U, 0x08U, 0x10U, 0x20U, 0x40U, 0x80U
}

Lookup table for (1 << ((n-1) % 8)), where n is the index into the table.

Note:

Index range n = 0..64. The first index (n == 0) should never be used.

Definition at line 39 of file qf_pwr2.cpp.

Referenced by QPSet8::hasElement(), QPSet8::insert(), QActive::subscribe(), and QActive::unsubscribeAll().