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di
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Interrupt control
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void __DI(void);
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ei
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void __EI(void);
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-
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Interrupt-priority-level control
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int NUM;
void* ADDRNote 1;
void __set_il_rh(NUM, ADDR);
movhi highw1(ADDR), r0, rX
ld.b loww(ADDR)[rX], rY
andi 0x00F0, rY, rY
ori (Priority - 1), rY, rY
st.b loww(ADDR)[rX]
movhi highw1(ADDR), r0, rX
clr1 7, loww(ADDR)[rX]
movhi highw1(ADDR), r0, rX
set1 7, loww(ADDR)[rX]
movhi highw1(ADDR), r0, rX
clr1 6, loww(ADDR)[rX]
movhi highw1(ADDR), r0, rX
set1 6, loww(ADDR)[rX]
- | NUM : No greater than 4 and no less than 17 |
Out-of-range error
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nop
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No operation
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void __nop(void);
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halt
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Stops the processor
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void __halt(void);
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satadd
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Saturated addition
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long a, b;
long __satadd(a, b);
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satsub
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Saturated subtraction
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long a, b;
long __satsub(a, b);
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bsh
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Halfword data byte swap
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long a;
long __bsh(a);
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bsw
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Word data byte swap
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long a;
long __bsw(a);
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hsw
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Word data halfword swap
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long a;
long __hsw(a);
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mul
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Instruction that assigns higher 32 bits of multiplication result to variable
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long a, b;
long __mul32(a, b);
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mulu
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Instruction that assigns higher 32 bits of unsigned multiplication result to variable
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unsigned long a, b;
unsigned long __mul32u(a, b);
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sch0l
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Bit (0) search from MSB side
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long a;
long __sch0l(a);
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sch0r
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Bit (0) search from LSB side
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long a;
long __sch0r(a);
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sch1l
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Bit (1) search from MSB side
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long a;
long __sch1l(a);
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sch1r
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Bit (1) search from LSB side
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long a;
long __sch1r(a);
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ldsr
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Loads to system register
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long regID;
unsigned long a;
void __ldsr(regIDNote 2, a);
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ldsr
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Loads to system register
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long regID;
long selID;
unsigned long a;
void __ldsr_rh(regIDNote 2, selIDNote 2, a);
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stsr
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Stores contents of system register
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long regID;
unsigned long __stsr(regIDNote 2);
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stsr
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Stores contents of system register
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long regID;
long selID;
unsigned long __stsr_rh(regIDNote 2, selIDNote 2);
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caxi
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Compare and Exchange
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long *a;
long b, c;
long __caxi(a, b, c);
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clr1
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Bit clear
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unsigned char *a;
int bit;
void __clr1(a, bit);
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set1
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Bit set
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unsigned char *a;
int bit;
void __set1(a, bit);
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not1
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Bit not
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unsigned char *a;
int bit;
void __not1(a, bit);
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ldl.wNote 3
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Atomic load.
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long *a;
long __ldlw(a);
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stc.wNote 3
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Store
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long *a;
long b;
void __stcw(a, b);
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synce
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Exception synchronization
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void __synce(void);
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synci
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Instruction pipeline synchronization
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void __synci(void);
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syncm
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Memory synchronization
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void __syncm(void);
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syncp
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Pipeline synchronization
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void __syncp(void);
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