From 2bbbcf6f58a2c23b1a0a6272f5bd5373049f944c Mon Sep 17 00:00:00 2001 From: Josh Coalson Date: Thu, 3 May 2001 03:55:53 +0000 Subject: [PATCH] cosmetic changes --- src/libFLAC/i386/lpc_asm.nasm | 66 ++++++++++++++++++++++++++++++++++--------- 1 file changed, 52 insertions(+), 14 deletions(-) diff --git a/src/libFLAC/i386/lpc_asm.nasm b/src/libFLAC/i386/lpc_asm.nasm index 178d1be..4ba6df3 100644 --- a/src/libFLAC/i386/lpc_asm.nasm +++ b/src/libFLAC/i386/lpc_asm.nasm @@ -27,6 +27,16 @@ cglobal FLAC__lpc_compute_autocorrelation_asm ; ********************************************************************** ; ; void FLAC__lpc_compute_autocorrelation_asm(const real data[], unsigned data_len, unsigned lag, real autoc[]) +; { +; real d; +; unsigned i; +; +; while(lag--) { +; for(i = lag, d = 0.0; i < data_len; i++) +; d += data[i] * data[i - lag]; +; autoc[lag] = d; +; } +; } ; FLAC__lpc_compute_autocorrelation_asm: @@ -60,6 +70,48 @@ FLAC__lpc_compute_autocorrelation_asm: faddp st1 ; d += data[i]*data[i-lag] ST = d inc eax inc ebx + cmp ebx, ecx + jae short .inner_end + fld qword [esi + ebx * 8] ; ST = data[i] d + fmul qword [esi + eax * 8] ; ST = data[i]*data[i-lag] d + faddp st1 ; d += data[i]*data[i-lag] ST = d + inc eax + inc ebx + cmp ebx, ecx + jae short .inner_end + fld qword [esi + ebx * 8] ; ST = data[i] d + fmul qword [esi + eax * 8] ; ST = data[i]*data[i-lag] d + faddp st1 ; d += data[i]*data[i-lag] ST = d + inc eax + inc ebx + cmp ebx, ecx + jae short .inner_end + fld qword [esi + ebx * 8] ; ST = data[i] d + fmul qword [esi + eax * 8] ; ST = data[i]*data[i-lag] d + faddp st1 ; d += data[i]*data[i-lag] ST = d + inc eax + inc ebx + cmp ebx, ecx + jae short .inner_end + fld qword [esi + ebx * 8] ; ST = data[i] d + fmul qword [esi + eax * 8] ; ST = data[i]*data[i-lag] d + faddp st1 ; d += data[i]*data[i-lag] ST = d + inc eax + inc ebx + cmp ebx, ecx + jae short .inner_end + fld qword [esi + ebx * 8] ; ST = data[i] d + fmul qword [esi + eax * 8] ; ST = data[i]*data[i-lag] d + faddp st1 ; d += data[i]*data[i-lag] ST = d + inc eax + inc ebx + cmp ebx, ecx + jae short .inner_end + fld qword [esi + ebx * 8] ; ST = data[i] d + fmul qword [esi + eax * 8] ; ST = data[i]*data[i-lag] d + faddp st1 ; d += data[i]*data[i-lag] ST = d + inc eax + inc ebx jmp .inner_loop .inner_end: @@ -78,17 +130,3 @@ FLAC__lpc_compute_autocorrelation_asm: ret end -; void FLAC__lpc_compute_autocorrelation_asm(const real data[], unsigned data_len, unsigned lag, real autoc[]) -; { -; real d; -; unsigned i; -; -; assert(lag > 0); -; assert(lag <= data_len); -; -; while(lag--) { -; for(i = lag, d = 0.0; i < data_len; i++) -; d += data[i] * data[i - lag]; -; autoc[lag] = d; -; } -; } -- 2.7.4