412     VARDECL(spx_word32_t **xp);  in lsp_to_lpc()
442     ALLOC(xp, (m+1), spx_word32_t*);  in lsp_to_lpc()
449       xp[i] = xpmem + i*(lpcrdr+1+2);  in lsp_to_lpc()
466      xp[i][1] = 0;  in lsp_to_lpc()
467      xp[i][2] = xin;  in lsp_to_lpc()
468      xp[i][2+2*i] = xin;  in lsp_to_lpc()
476     xp[1][3] = -MULT16_32_Q14(freqn[0],xp[0][2]);  in lsp_to_lpc()
486 	mult = MULT16_32_Q14(freqn[2*i],xp[i][j+1]);  in lsp_to_lpc()
487 	xp[i+1][j+2] = ADD32(SUB32(xp[i][j+2], mult), xp[i][j]);  in lsp_to_lpc()
494       mult = MULT16_32_Q14(freqn[2*i],xp[i][j+1]);  in lsp_to_lpc()
495       xp[i+1][j+2] = SUB32(xp[i][j], mult);  in lsp_to_lpc()
506       a = PSHR32(xp[m][j+2] + xout1 + xq[m][j+2] - xout2, shift);   in lsp_to_lpc()
507       xout1 = xp[m][j+2];  in lsp_to_lpc()