#if ARCH_X86 && HAVE_7REGS && HAVE_EBX_AVAILABLE && !defined(BROKEN_RELOCATIONS)
static int decode_significance_x86(CABACContext *c, int max_coeff,
uint8_t *significant_coeff_ctx_base,
- int *index){
+ int *index, x86_reg last_off){
void *end= significant_coeff_ctx_base + max_coeff - 1;
int minusstart= -(int)significant_coeff_ctx_base;
int minusindex= 4-(int)index;
"test $1, %%edx \n\t"
" jz 3f \n\t"
+ "add %7, %1 \n\t"
- BRANCHLESS_GET_CABAC("%%edx", "%3", "61(%1)", "%%ebx",
+ BRANCHLESS_GET_CABAC("%%edx", "%3", "(%1)", "%%ebx",
"%%bx", "%%esi", "%%eax", "%%al")
+ "sub %7, %1 \n\t"
"mov %2, %%"REG_a" \n\t"
"movl %4, %%ecx \n\t"
"add %1, %%"REG_c" \n\t"
"movl %%esi, "RANGE "(%3) \n\t"
"movl %%ebx, "LOW "(%3) \n\t"
:"=&a"(coeff_count), "+r"(significant_coeff_ctx_base), "+m"(index)
- :"r"(c), "m"(minusstart), "m"(end), "m"(minusindex)
+ :"r"(c), "m"(minusstart), "m"(end), "m"(minusindex), "m"(last_off)
: "%"REG_c, "%ebx", "%edx", "%esi", "memory"
);
return coeff_count;
static int decode_significance_8x8_x86(CABACContext *c,
uint8_t *significant_coeff_ctx_base,
- int *index, const uint8_t *sig_off){
+ int *index, x86_reg last_off, const uint8_t *sig_off){
int minusindex= 4-(int)index;
int coeff_count;
x86_reg last=0;
"movzbl "MANGLE(last_coeff_flag_offset_8x8)"(%%edi), %%edi\n\t"
"add %5, %%"REG_D" \n\t"
+ "add %7, %%"REG_D" \n\t"
- BRANCHLESS_GET_CABAC("%%edx", "%3", "15(%%"REG_D")", "%%ebx",
+ BRANCHLESS_GET_CABAC("%%edx", "%3", "(%%"REG_D")", "%%ebx",
"%%bx", "%%esi", "%%eax", "%%al")
"mov %2, %%"REG_a" \n\t"
"movl %%esi, "RANGE "(%3) \n\t"
"movl %%ebx, "LOW "(%3) \n\t"
:"=&a"(coeff_count),"+m"(last), "+m"(index)
- :"r"(c), "m"(minusindex), "m"(significant_coeff_ctx_base), "m"(sig_off)
+ :"r"(c), "m"(minusindex), "m"(significant_coeff_ctx_base), "m"(sig_off), "m"(last_off)
: "%"REG_c, "%ebx", "%edx", "%esi", "%"REG_D, "memory"
);
return coeff_count;