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Passage à 1121 !!!!! (-1 step)

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Yohan Simard 2020-03-31 18:13:37 +02:00
parent b4f7d05faa
commit 193d7f8c3c
1 changed files with 2 additions and 13 deletions
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15
challenge/Src/calcul_dft.s
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@ -6,7 +6,7 @@ N equ 64
; vitesse actuelle : 1726 ; vitesse actuelle : 1726
dft proc dft proc
; r0 = x (signal), r1 = k ; r0 = x (signal), r1 = k
push {lr, r4, r5, r6, r7, r8, r9, r10} push {r4, r5, r6, r7, r8, r9, r10}
ldr r2, =TabCos ldr r2, =TabCos
ldr r3, =TabSin ldr r3, =TabSin
@ -33,18 +33,7 @@ deb_somme ldrh r6, [r0, r4, LSL #1] ; r6 = x[i], LSL #1 pour faire
smlal r2, r0, r10, r10 ; (r2,r0) = Re(k)² + Im(k)² | format : 10.54 smlal r2, r0, r10, r10 ; (r2,r0) = Re(k)² + Im(k)² | format : 10.54
pop {r4, r5, r6, r7, r8, r9, r10}
pop {pc, r4, r5, r6, r7, r8, r9, r10}
endp
cal_comp proc ; r0 = x (signal), r1 = k, r2 = sin ou cos
bx lr bx lr
endp endp