2018 (C) proof
git-svn-id: svn://kolibrios.org@7559 a494cfbc-eb01-0410-851d-a64ba20cac60
This commit is contained in:
parent
a4f526b924
commit
b8e5a89fa2
@ -1,6 +1,6 @@
|
||||
; Fast Hartley Transform routine
|
||||
; Copyright (C) 1999, 2004, 2010
|
||||
; Artem Jerdev artem@jerdev.co.uk
|
||||
; Fast Hartley Transform routine
|
||||
; Copyright (C) 1999, 2004, 2010, 2018
|
||||
; Artem Jerdev artem@jerdev.co.uk
|
||||
;
|
||||
; free KolibriOS version - not to be ported to other OSes
|
||||
; ==========================================================
|
||||
@ -186,7 +186,7 @@ step1:
|
||||
ret
|
||||
|
||||
;=================================================================
|
||||
; SSE3 version: Step1
|
||||
; SSE3 version: Step1
|
||||
;
|
||||
;==========================
|
||||
|
||||
@ -198,33 +198,33 @@ step1_sse:
|
||||
add esi, ebx
|
||||
|
||||
.loop:
|
||||
movddup xmm0, [ebx] ; xmm0: f0 ; f0
|
||||
movddup xmm1, [ebx+8] ; xmm1: f1 ; f1
|
||||
addsubpd xmm0, xmm1 ; xmm0: t1 ; t2 ( + - )
|
||||
movddup xmm1, [ebx+16] ; xmm1: f2 ; f2
|
||||
movddup xmm2, [ebx+24] ; xmm2: f3 ; f3
|
||||
addsubpd xmm1, xmm2 ; xmm1: t3 ; t4 ( + - )
|
||||
movddup xmm0, [ebx] ; xmm0: f0 ; f0
|
||||
movddup xmm1, [ebx+8] ; xmm1: f1 ; f1
|
||||
addsubpd xmm0, xmm1 ; xmm0: t1 ; t2 ( + - )
|
||||
movddup xmm1, [ebx+16] ; xmm1: f2 ; f2
|
||||
movddup xmm2, [ebx+24] ; xmm2: f3 ; f3
|
||||
addsubpd xmm1, xmm2 ; xmm1: t3 ; t4 ( + - )
|
||||
|
||||
movddup xmm2, xmm0 ; xmm2: t2 ; t2
|
||||
movddup xmm3, xmm1 ; xmm3: t4 ; t4
|
||||
addsubpd xmm2, xmm3 ; xmm2: 2+4; 2-4
|
||||
shufpd xmm2, xmm2, 1 ; xmm2: 2-4; 2+4
|
||||
movapd [ebx+16], xmm2
|
||||
movddup xmm2, xmm0 ; xmm2: t2 ; t2
|
||||
movddup xmm3, xmm1 ; xmm3: t4 ; t4
|
||||
addsubpd xmm2, xmm3 ; xmm2: 2+4; 2-4
|
||||
shufpd xmm2, xmm2, 1 ; xmm2: 2-4; 2+4
|
||||
movapd [ebx+16], xmm2
|
||||
|
||||
shufpd xmm0, xmm0, 1 ; xmm0: t2 ; t1
|
||||
shufpd xmm1, xmm1, 1 ; xmm1: t4 ; t3
|
||||
movddup xmm2, xmm0 ; xmm2: t1 ; t1
|
||||
movddup xmm3, xmm1 ; xmm3: t3 ; t3
|
||||
addsubpd xmm2, xmm3 ; xmm2: 1+3; 1-3
|
||||
shufpd xmm2, xmm2, 1 ; xmm2: 1-3; 1+3
|
||||
movapd [ebx], xmm2
|
||||
shufpd xmm0, xmm0, 1 ; xmm0: t2 ; t1
|
||||
shufpd xmm1, xmm1, 1 ; xmm1: t4 ; t3
|
||||
movddup xmm2, xmm0 ; xmm2: t1 ; t1
|
||||
movddup xmm3, xmm1 ; xmm3: t3 ; t3
|
||||
addsubpd xmm2, xmm3 ; xmm2: 1+3; 1-3
|
||||
shufpd xmm2, xmm2, 1 ; xmm2: 1-3; 1+3
|
||||
movapd [ebx], xmm2
|
||||
|
||||
add ebx, 32
|
||||
cmp ebx, esi
|
||||
jnz .loop
|
||||
ret
|
||||
|
||||
; local stack definitions
|
||||
; local stack definitions
|
||||
;===========================================================================
|
||||
_t0 equ dword [esp]
|
||||
_t1 equ dword[esp+4]
|
||||
@ -262,7 +262,7 @@ _step equ word [esp+116]
|
||||
;=================================================================
|
||||
; cdecl parameters:
|
||||
; -- [ebp+8] = N
|
||||
; -- [ebp+12] = 4k-aligned data array address
|
||||
; -- [ebp+12] = 4k-aligned data array address
|
||||
; returns:
|
||||
; -- nothing
|
||||
; destroys:
|
||||
@ -417,9 +417,9 @@ step2:
|
||||
|
||||
fld _t6
|
||||
fld qword[ebx+8]
|
||||
fld st1
|
||||
fld st1
|
||||
faddp st3, st0
|
||||
fld st1 ; st : t6, f[l1], t6
|
||||
fld st1 ; st : f[l1], t6, f[l1], t6
|
||||
faddp st3, st0 ; st : t6, f[l1], t1
|
||||
fsubp st1, st0 ; st : t2, t1
|
||||
|
||||
fld _t8
|
||||
@ -431,7 +431,7 @@ step2:
|
||||
fsub st0, st1
|
||||
fstp qword[ebx+8*9] ; f[l3] = t1-t4
|
||||
fadd st0, st3
|
||||
fstp qword[ebx+8] ; f[l1] = t1+t4
|
||||
fstp qword[ebx+8] ; f[l1] = t1+t4
|
||||
fld st1 ; st : t2, t3, t2, t1
|
||||
fsub st0, st1 ; f[l4] = t2-t3
|
||||
fstp qword[ebx+8*13] ; st : t3, t2, t1
|
||||
@ -454,7 +454,7 @@ ret
|
||||
; cdecl parameters:
|
||||
; -- [ebp+8] = N
|
||||
; -- [ebp+12] = p
|
||||
; -- [ebp+16] = 4k-aligned data array address
|
||||
; -- [ebp+16] = 4k-aligned data array address
|
||||
; -- [ebp+20] = 4k-aligned SinCosTable address
|
||||
; returns:
|
||||
; -- nothing
|
||||
@ -508,7 +508,7 @@ step3:
|
||||
shl edx, 3
|
||||
mov _d6, edx ; d6 = d5*8 to simplify index operations
|
||||
|
||||
; 339 : j5 = N / d5; ; moved out of internal loop
|
||||
; 339 : j5 = N / d5; ; moved out of internal loop
|
||||
mov cl, [ebp+12]
|
||||
sub cl, ch
|
||||
add cl, cl
|
||||
@ -561,7 +561,7 @@ step3:
|
||||
fstp qword[ebx+edi*8] ; st : t4, t3
|
||||
|
||||
; f[j+d2] = t1 - t3;
|
||||
; f[j] = t1 + t3;
|
||||
; f[j] = t1 + t3;
|
||||
fld _t1
|
||||
fst st1
|
||||
fsub st0, st2 ; st : f2, t1, t3
|
||||
@ -570,7 +570,7 @@ step3:
|
||||
fstp qword[ebx] ; st : t3
|
||||
fstp st0
|
||||
|
||||
; jj = j + d1; / ??
|
||||
; jj = j + d1; / ??
|
||||
mov edi, _d1
|
||||
shl edi, 3 ; = d1*8
|
||||
mov edx, edi
|
||||
@ -609,7 +609,7 @@ step3:
|
||||
fstp qword [edx+eax]
|
||||
|
||||
; f[jj+d3] = t1 - t2 + t3;
|
||||
fstp st0 ; st : t2, t3, t1
|
||||
fstp st0 ; st : t2, t3, t1
|
||||
fsubp st1, st0 ; st : (t3-t2), t1
|
||||
faddp st1, st0 ; st : f3
|
||||
fstp qword [edx]
|
||||
@ -651,7 +651,7 @@ step3:
|
||||
mov _l8, edx
|
||||
|
||||
|
||||
; 340 : j5 *= k; // add-substituted multiplication
|
||||
; 340 : j5 *= k; // add-substituted multiplication
|
||||
mov eax, _jj
|
||||
add eax, _j5
|
||||
mov _jj, eax
|
||||
@ -677,11 +677,11 @@ step3:
|
||||
fld qword[ebx+edx*8] ; st : f[l2], f[l6]*c, f[l6]*s, s, c
|
||||
fmul st4, st0
|
||||
fmulp st3, st0 ; st : f[l6]*c, f[l6]*s, f[l2]*s, f[l2]*c
|
||||
fsub st0, st2 ; st : t8, f[l6]*s, f[l2]*s, f[l2]*c
|
||||
fsub st0, st2 ; st : t8, f[l6]*s, f[l2]*s, f[l2]*c
|
||||
fstp _t8
|
||||
faddp st2, st0 ; st : f[l2]*s, t5
|
||||
fstp st0 ; st : t5
|
||||
fstp _t5 ; st : <empty>
|
||||
faddp st2, st0 ; st : f[l2]*s, t5
|
||||
fstp st0 ; st : t5
|
||||
fstp _t5 ; st : <empty>
|
||||
|
||||
; c2 = C[2*jj];
|
||||
; s2 = S[2*jj];
|
||||
@ -701,11 +701,11 @@ step3:
|
||||
fld qword[ebx+edx*8] ; st : f[l3], f[l7]*c, f[l7]*s, s, c
|
||||
fmul st4, st0
|
||||
fmulp st3, st0 ; st : f[l7]*c, f[l7]*s, f[l3]*s, f[l3]*c
|
||||
fsub st0, st2 ; st : t9, f[l7]*s, f[l3]*s, f[l3]*c
|
||||
fsub st0, st2 ; st : t9, f[l7]*s, f[l3]*s, f[l3]*c
|
||||
fstp _t9
|
||||
faddp st2, st0 ; st : f[l2]*s, t6
|
||||
fstp st0 ; st : t6
|
||||
fstp _t6 ; st : <empty>
|
||||
faddp st2, st0 ; st : f[l2]*s, t6
|
||||
fstp st0 ; st : t6
|
||||
fstp _t6 ; st : <empty>
|
||||
|
||||
; c3 = C[3*jj];
|
||||
; s3 = S[3*jj];
|
||||
@ -725,11 +725,11 @@ step3:
|
||||
fld qword[ebx+edx*8] ; st : f[l4], f[l8]*c, f[l8]*s, s, c
|
||||
fmul st4, st0
|
||||
fmulp st3, st0 ; st : f[l8]*c, f[l8]*s, f[l4]*s, f[l4]*c
|
||||
fsub st0, st2 ; st : t9, f[l8]*s, f[l4]*s, f[l4]*c
|
||||
fsub st0, st2 ; st : t9, f[l8]*s, f[l4]*s, f[l4]*c
|
||||
fstp _t0
|
||||
faddp st2, st0 ; st : f[l2]*s, t7
|
||||
fstp st0 ; st : t7
|
||||
fstp _t7 ; st : <empty>
|
||||
fstp st0 ; st : t7
|
||||
fstp _t7 ; st : <empty>
|
||||
|
||||
; t1 = f[l5] - t9;
|
||||
; t2 = f[l5] + t9;
|
||||
@ -747,7 +747,7 @@ step3:
|
||||
fadd _t0
|
||||
fchs
|
||||
fstp _t3
|
||||
; t4 = t5 - t7;
|
||||
; t4 = t5 - t7;
|
||||
fld _t5
|
||||
fsub _t7
|
||||
fstp _t4
|
||||
@ -786,11 +786,11 @@ step3:
|
||||
fsubp st1, st0
|
||||
fstp _t2
|
||||
|
||||
; t3 = t8 - t0;
|
||||
; t3 = t8 - t0;
|
||||
fld _t8
|
||||
fsub _t0
|
||||
fstp _t3
|
||||
; t4 = t5 + t7;
|
||||
; t4 = t5 + t7;
|
||||
fld _t5
|
||||
fadd _t7
|
||||
fstp _t4
|
||||
@ -847,7 +847,7 @@ step3:
|
||||
; parameters:
|
||||
; -- [ebp+8] = N
|
||||
; -- [ebp+12] = p
|
||||
; -- [ebp+16] = 4k-aligned data array address
|
||||
; -- [ebp+16] = 4k-aligned data array address
|
||||
; -- [ebp+20] = 4k-aligned SinCosTable address
|
||||
; returns:
|
||||
; -- nothing
|
||||
|
Loading…
Reference in New Issue
Block a user