KGC_TEST/KGCAPP/3rdparty/miracl/source/win64.mcs

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; Comba/KCM Macros for 64-bit Windows
;
; Note that mr_small is 64-bit unsigned __int64
;
; Triple register is extra|sumhi|sumlo
;
; See makemcs.txt for more information about this file
;
MACRO PMUL_START
carry=0;
ENDM
MACRO PMUL
su=_umul128(a[%d],sn,&v);
su+=carry;
v+=(su<carry);
carry=v;
b[%d]=0;
c[%d]=su;
ENDM
MACRO PMUL_END
b[0]=_umul128(carry,sn,&b[1]);
ENDM
MACRO MUL_START
extra=0;
sumhi=sumlo=0;
ENDM
;
; STEP macros
;
MACRO STEP
lo=_umul128(a[%d],b[%d],&hi);
sumlo+=lo;
hi+=(sumlo<lo);
sumhi+=hi;
extra+=(sumhi<hi);
ENDM
;
; MFIN macro
;
MACRO MFIN
c[%d]=sumlo;
sumlo=sumhi;
sumhi=extra;
extra=0;
ENDM
;
; LAST
;
MACRO LAST
lo=_umul128(a[%d],b[%d],&hi);
sumlo+=lo;
hi+=(sumlo<lo);
sumhi+=hi;
ENDM
;
; MULE
;
MACRO MUL_END
c[%d]=sumlo;
ENDM
;
; SQR_START
;
MACRO SQR_START
extra=0;
sumhi=sumlo=0;
ENDM
;
; DSTEP
;
MACRO DSTEP
lo=_umul128(a[%d],a[%d],&hi);
sumlo+=lo;
cy=(sumlo<lo);
sumlo+=lo;
cy+=(sumlo<lo);
sumhi+=hi;
extra+=(sumhi<hi);
sumhi+=hi;
extra+=(sumhi<hi);
sumhi+=cy;
extra+=(sumhi<cy);
ENDM
;
; SELF
;
MACRO SELF
cy=a[%d];
lo=_umul128(cy,cy,&hi);
sumlo+=lo;
hi+=(sumlo<lo);
sumhi+=hi;
extra+=(sumhi<hi);
ENDM
;
; SFIN
;
MACRO SFIN
c[%d]=sumlo;
sumlo=sumhi;
sumhi=extra;
extra=0;
ENDM
;
; SQR_END
;
MACRO SQR_END
c[%d]=sumlo;
ENDM
;
; REDC_START
;
MACRO REDC_START
sumhi=extra=0;
sumlo=a[0];
ENDM
;
; RFINU macro
;
MACRO RFINU
su=_umul128(sumlo,ndash,&lo);
a[%d]=su;
lo=_umul128(su,b[0],&hi);
sumlo+=lo;
hi+=(sumlo<lo);
sumhi+=hi;
extra+=(sumhi<hi);
sumlo=sumhi;
sumhi=extra;
extra=0;
lo=a[%d+1];
sumlo+=lo;
sumhi+=(sumlo<lo);
ENDM
;
; RFIND macro
;
MACRO RFIND
a[%d]=sumlo;
sumlo=sumhi;
sumhi=extra;
extra=0;
lo=a[%d+1];
sumlo+=lo;
sumhi+=(sumlo<lo);
ENDM
;
; REDC_END macro
;
MACRO REDC_END
a[%d]=sumlo;
a[%d+1]=sumhi;
ENDM
;
; ADD_START macro
;
MACRO ADD_START
u=a[0]+b[0];
carry=(u<a[0]);
c[0]=u;
ENDM
;
; ADD macro - c[.]=a[.]+b[.]
;
MACRO ADD
ma=a[%d];
mb=b[%d];
u=carry+ma;
carry=(u<ma);
u+=mb;
carry+=(u<mb);
c[%d]=u;
ENDM
;
; ADD_END macro.
;
MACRO ADD_END
ENDM
;
; INC_START macro. Do first one.
;
MACRO INC_START
u=a[0]+b[0];
carry=(u<b[0]);
a[0]=u;
ENDM
;
; INC macro a[.]+=b[.]
;
MACRO INC
ma=a[%d];
mb=b[%d];
u=carry+ma;
carry=(u<ma);
u+=mb;
carry+=(u<mb);
a[%d]=u;
ENDM
MACRO INC_END
ENDM
MACRO SUB_START
u=a[0]-b[0];
carry=(u>a[0]);
c[0]=u;
ENDM
;
; SUB macro - c[.]=a[.]-b[.]
;
MACRO SUB
ma=a[%d];
mb=b[%d];
u=ma-carry;
carry=(u>ma);
ma=u;
u=ma-mb;
carry+=(u>ma);
c[%d]=u;
ENDM
MACRO SUB_END
ENDM
;
; DEC_START macro
;
MACRO DEC_START
u=a[0]-b[0];
carry=(u>a[0]);
a[0]=u;
ENDM
;
; DEC macro a[.]-=b[.]
;
MACRO DEC
ma=a[%d];
mb=b[%d];
u=ma-carry;
carry=(u>ma);
ma=u;
u=ma-mb;
carry+=(u>ma);
a[%d]=u;
ENDM
;
; DEC_END macro
;
MACRO DEC_END
ENDM
;
; KADD_START macro. Zero Carry
;
MACRO KADD_START
carry=0;
k%d:
ENDM
;
; KASL macro
;
MACRO KASL
n--;
if (n==0) goto k%d;
a+=%d;
b+=%d;
c+=%d;
goto k%d;
k%d:
ENDM
;
; KADD_END macro
;
MACRO KADD_END
ENDM
;
; KINC_START macro
;
MACRO KINC_START
carry=0;
k%d:
ENDM
;
; KIDL macro
;
MACRO KIDL
n--;
if (n==0) goto k%d;
a+=%d;
b+=%d;
goto k%d;
k%d:
ENDM
;
; KINC_END macro
;
MACRO KINC_END
ENDM
;
; KDEC_START macro. Zero carry
;
MACRO KDEC_START
carry=0;
k%d:
ENDM
;
; KDEC_END macro
;
MACRO KDEC_END
ENDM