1096   struct i386_frame_cache *cache;  in i386_alloc_frame_cache()  local
1099   cache = FRAME_OBSTACK_ZALLOC (struct i386_frame_cache);  in i386_alloc_frame_cache()
1102   cache->base_p = 0;  in i386_alloc_frame_cache()
1103   cache->base = 0;  in i386_alloc_frame_cache()
1104   cache->sp_offset = -4;  in i386_alloc_frame_cache()
1105   cache->pc = 0;  in i386_alloc_frame_cache()
1110     cache->saved_regs[i] = -1;  in i386_alloc_frame_cache()
1111   cache->saved_sp = 0;  in i386_alloc_frame_cache()
1112   cache->saved_sp_reg = -1;  in i386_alloc_frame_cache()
1113   cache->pc_in_eax = 0;  in i386_alloc_frame_cache()
1116   cache->locals = -1;  in i386_alloc_frame_cache()
1118   return cache;  in i386_alloc_frame_cache()
1181 			    struct i386_frame_cache *cache)  in i386_analyze_struct_return()  argument
1215       cache->sp_offset += 4;  in i386_analyze_struct_return()
1221       cache->pc_in_eax = 1;  in i386_analyze_struct_return()
1280 			  struct i386_frame_cache *cache)  in i386_analyze_stack_align()  argument
1384     cache->saved_sp_reg = regnums[reg];  in i386_analyze_stack_align()
1600 			  struct i386_frame_cache *cache)  in i386_analyze_frame_setup()  argument
1617       cache->saved_regs[I386_EBP_REGNUM] = 0;  in i386_analyze_frame_setup()
1618       cache->sp_offset += 4;  in i386_analyze_frame_setup()
1692       cache->locals = 0;  in i386_analyze_frame_setup()
1717 	  cache->locals = read_code_integer (pc + 2, 1, byte_order);  in i386_analyze_frame_setup()
1728 	  cache->locals = read_code_integer (pc + 2, 4, byte_order);  in i386_analyze_frame_setup()
1737 	  cache->locals = -1 * read_code_integer (pc + 3, 1, byte_order);  in i386_analyze_frame_setup()
1748       cache->locals = read_code_unsigned_integer (pc + 1, 2, byte_order);  in i386_analyze_frame_setup()
1762 			     struct i386_frame_cache *cache)  in i386_analyze_register_saves()  argument
1768   if (cache->locals > 0)  in i386_analyze_register_saves()
1769     offset -= cache->locals;  in i386_analyze_register_saves()
1778       cache->saved_regs[op - 0x50] = offset;  in i386_analyze_register_saves()
1779       cache->sp_offset += 4;  in i386_analyze_register_saves()
1816 		       struct i386_frame_cache *cache)  in i386_analyze_prologue()  argument
1820   pc = i386_analyze_struct_return (pc, current_pc, cache);  in i386_analyze_prologue()
1822   pc = i386_analyze_stack_align (pc, current_pc, cache);  in i386_analyze_prologue()
1823   pc = i386_analyze_frame_setup (gdbarch, pc, current_pc, cache);  in i386_analyze_prologue()
1824   return i386_analyze_register_saves (pc, current_pc, cache);  in i386_analyze_prologue()
1839   struct i386_frame_cache cache;  in i386_skip_prologue()  local
1861   cache.locals = -1;  in i386_skip_prologue()
1862   pc = i386_analyze_prologue (gdbarch, start_pc, 0xffffffff, &cache);  in i386_skip_prologue()
1863   if (cache.locals < 0)  in i386_skip_prologue()
1980 		    struct i386_frame_cache *cache)  in i386_frame_cache_1()  argument
1987   cache->pc = get_frame_func (this_frame);  in i386_frame_cache_1()
1999   cache->base = extract_unsigned_integer (buf, 4, byte_order);  in i386_frame_cache_1()
2000   if (cache->base == 0)  in i386_frame_cache_1()
2002       cache->base_p = 1;  in i386_frame_cache_1()
2007   cache->saved_regs[I386_EIP_REGNUM] = 4;  in i386_frame_cache_1()
2009   if (cache->pc != 0)  in i386_frame_cache_1()
2010     i386_analyze_prologue (gdbarch, cache->pc, get_frame_pc (this_frame),  in i386_frame_cache_1()
2011 			   cache);  in i386_frame_cache_1()
2013   if (cache->locals < 0)  in i386_frame_cache_1()
2023       if (cache->saved_sp_reg != -1)  in i386_frame_cache_1()
2026 	  get_frame_register (this_frame, cache->saved_sp_reg, buf);  in i386_frame_cache_1()
2027 	  cache->saved_sp = extract_unsigned_integer (buf, 4, byte_order);  in i386_frame_cache_1()
2030 	  cache->base = ((cache->saved_sp - 4) & 0xfffffff0) - 4;  in i386_frame_cache_1()
2031 	  cache->saved_regs[I386_EIP_REGNUM] = cache->saved_sp - 4;  in i386_frame_cache_1()
2034 	  cache->saved_regs[I386_EIP_REGNUM] -= cache->base;  in i386_frame_cache_1()
2036       else if (cache->pc != 0  in i386_frame_cache_1()
2045 	  cache->base = extract_unsigned_integer (buf, 4, byte_order)  in i386_frame_cache_1()
2046 			+ cache->sp_offset;  in i386_frame_cache_1()
2053 	cache->saved_regs[I386_EBP_REGNUM] = 0;  in i386_frame_cache_1()
2056   if (cache->saved_sp_reg != -1)  in i386_frame_cache_1()
2060       if (cache->saved_sp == 0  in i386_frame_cache_1()
2062 					     cache->saved_sp_reg, buf))  in i386_frame_cache_1()
2063 	cache->saved_sp = extract_unsigned_integer (buf, 4, byte_order);  in i386_frame_cache_1()
2067   else if (cache->saved_sp == 0)  in i386_frame_cache_1()
2068     cache->saved_sp = cache->base + 8;  in i386_frame_cache_1()
2073     if (cache->saved_regs[i] != -1)  in i386_frame_cache_1()
2074       cache->saved_regs[i] += cache->base;  in i386_frame_cache_1()
2076   cache->base_p = 1;  in i386_frame_cache_1()
2082   struct i386_frame_cache *cache;  in i386_frame_cache()  local
2087   cache = i386_alloc_frame_cache ();  in i386_frame_cache()
2088   *this_cache = cache;  in i386_frame_cache()
2092       i386_frame_cache_1 (this_frame, cache);  in i386_frame_cache()
2100   return cache;  in i386_frame_cache()
2107   struct i386_frame_cache *cache = i386_frame_cache (this_frame, this_cache);  in i386_frame_this_id()  local
2109   if (!cache->base_p)  in i386_frame_this_id()
2110     (*this_id) = frame_id_build_unavailable_stack (cache->pc);  in i386_frame_this_id()
2111   else if (cache->base == 0)  in i386_frame_this_id()
2118       (*this_id) = frame_id_build (cache->base + 8, cache->pc);  in i386_frame_this_id()
2126   struct i386_frame_cache *cache = i386_frame_cache (this_frame, this_cache);  in i386_frame_unwind_stop_reason()  local
2128   if (!cache->base_p)  in i386_frame_unwind_stop_reason()
2132   if (cache->base == 0)  in i386_frame_unwind_stop_reason()
2142   struct i386_frame_cache *cache = i386_frame_cache (this_frame, this_cache);  in i386_frame_prev_register()  local
2174   if (regnum == I386_EIP_REGNUM && cache->pc_in_eax)  in i386_frame_prev_register()
2178       && (cache->saved_sp != 0 || cache->saved_sp_reg != -1))  in i386_frame_prev_register()
2183       if (cache->saved_sp == 0)  in i386_frame_prev_register()
2185 					  cache->saved_sp_reg);  in i386_frame_prev_register()
2188 					  cache->saved_sp);  in i386_frame_prev_register()
2191   if (regnum < I386_NUM_SAVED_REGS && cache->saved_regs[regnum] != -1)  in i386_frame_prev_register()
2193 				    cache->saved_regs[regnum]);  in i386_frame_prev_register()
2250   struct i386_frame_cache *cache;  in i386_epilogue_frame_cache()  local
2256   cache = i386_alloc_frame_cache ();  in i386_epilogue_frame_cache()
2257   *this_cache = cache;  in i386_epilogue_frame_cache()
2261       cache->pc = get_frame_func (this_frame);  in i386_epilogue_frame_cache()
2267       cache->base = sp + cache->sp_offset;  in i386_epilogue_frame_cache()
2268       cache->saved_sp = cache->base + 8;  in i386_epilogue_frame_cache()
2269       cache->saved_regs[I386_EIP_REGNUM] = cache->base + 4;  in i386_epilogue_frame_cache()
2271       cache->base_p = 1;  in i386_epilogue_frame_cache()
2279   return cache;  in i386_epilogue_frame_cache()
2286   struct i386_frame_cache *cache =  in i386_epilogue_frame_unwind_stop_reason()  local
2289   if (!cache->base_p)  in i386_epilogue_frame_unwind_stop_reason()
2300   struct i386_frame_cache *cache =  in i386_epilogue_frame_this_id()  local
2303   if (!cache->base_p)  in i386_epilogue_frame_this_id()
2304     (*this_id) = frame_id_build_unavailable_stack (cache->pc);  in i386_epilogue_frame_this_id()
2306     (*this_id) = frame_id_build (cache->base + 8, cache->pc);  in i386_epilogue_frame_this_id()
2435   struct i386_frame_cache *cache;  in i386_sigtramp_frame_cache()  local
2442   cache = i386_alloc_frame_cache ();  in i386_sigtramp_frame_cache()
2447       cache->base = extract_unsigned_integer (buf, 4, byte_order) - 4;  in i386_sigtramp_frame_cache()
2458 	      cache->saved_regs[i] = addr + tdep->sc_reg_offset[i];  in i386_sigtramp_frame_cache()
2462 	  cache->saved_regs[I386_EIP_REGNUM] = addr + tdep->sc_pc_offset;  in i386_sigtramp_frame_cache()
2463 	  cache->saved_regs[I386_ESP_REGNUM] = addr + tdep->sc_sp_offset;  in i386_sigtramp_frame_cache()
2466       cache->base_p = 1;  in i386_sigtramp_frame_cache()
2474   *this_cache = cache;  in i386_sigtramp_frame_cache()
2475   return cache;  in i386_sigtramp_frame_cache()
2482   struct i386_frame_cache *cache =  in i386_sigtramp_frame_unwind_stop_reason()  local
2485   if (!cache->base_p)  in i386_sigtramp_frame_unwind_stop_reason()
2495   struct i386_frame_cache *cache =  in i386_sigtramp_frame_this_id()  local
2498   if (!cache->base_p)  in i386_sigtramp_frame_this_id()
2503       (*this_id) = frame_id_build (cache->base + 8, get_frame_pc (this_frame));  in i386_sigtramp_frame_this_id()
2561   struct i386_frame_cache *cache = i386_frame_cache (this_frame, this_cache);  in i386_frame_base_address()  local
2563   return cache->base;  in i386_frame_base_address()