3 // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
36     res |= 0xffffffff80000000ULL;  in Prel31ToAddr()
57   offset_t offset = 0;  in ArmUnwindInfo()
82   return (value >> ((3 - (offset % 4)) * 8)) & 0xff;  in GetByteAtOffset()
87   uint64_t result = 0;  in GetULEB128()
88   uint8_t shift = 0;  in GetULEB128()
91     result |= (uint64_t)(byte & 0x7f) << shift;  in GetULEB128()
92     if ((byte & 0x80) == 0)  in GetULEB128()
105   if (data[0] == 0x1)  in GetUnwindPlan()
108   uint16_t byte_count = 0;  in GetUnwindPlan()
109   uint16_t byte_offset = 0;  in GetUnwindPlan()
110   if (data[0] & 0x80000000) {  in GetUnwindPlan()
111     switch ((data[0] >> 24) & 0x0f) {  in GetUnwindPlan()
112     case 0:  in GetUnwindPlan()
118       byte_count = 4 * ((data[0] >> 16) & 0xff) + 4;  in GetUnwindPlan()
126     byte_count = 4 * ((data[1] >> 24) & 0xff) + 8;  in GetUnwindPlan()
131   int32_t vsp = 0;  in GetUnwindPlan()
137     if ((byte1 & 0xc0) == 0x00) {  in GetUnwindPlan()
139       // vsp = vsp + (xxxxxx << 2) + 4. Covers range 0x04-0x100 inclusive  in GetUnwindPlan()
140       vsp += ((byte1 & 0x3f) << 2) + 4;  in GetUnwindPlan()
141     } else if ((byte1 & 0xc0) == 0x40) {  in GetUnwindPlan()
143       // vsp = vsp – (xxxxxx << 2) - 4. Covers range 0x04-0x100 inclusive  in GetUnwindPlan()
144       vsp -= ((byte1 & 0x3f) << 2) + 4;  in GetUnwindPlan()
145     } else if ((byte1 & 0xf0) == 0x80) {  in GetUnwindPlan()
150       if (byte1 == 0x80 && byte2 == 0) {  in GetUnwindPlan()
155         // 1000iiii iiiiiiii (i not all 0)  in GetUnwindPlan()
158         uint16_t regs = ((byte1 & 0x0f) << 8) | byte2;  in GetUnwindPlan()
159         for (uint8_t i = 0; i < 12; ++i) {  in GetUnwindPlan()
166     } else if ((byte1 & 0xff) == 0x9d) {  in GetUnwindPlan()
170     } else if ((byte1 & 0xff) == 0x9f) {  in GetUnwindPlan()
174     } else if ((byte1 & 0xf0) == 0x90) {  in GetUnwindPlan()
177       vsp_reg = dwarf_r0 + (byte1 & 0x0f);  in GetUnwindPlan()
178     } else if ((byte1 & 0xf8) == 0xa0) {  in GetUnwindPlan()
181       uint8_t n = byte1 & 0x7;  in GetUnwindPlan()
182       for (uint8_t i = 0; i <= n; ++i) {  in GetUnwindPlan()
186     } else if ((byte1 & 0xf8) == 0xa8) {  in GetUnwindPlan()
189       uint8_t n = byte1 & 0x7;  in GetUnwindPlan()
190       for (uint8_t i = 0; i <= n; ++i) {  in GetUnwindPlan()
197     } else if ((byte1 & 0xff) == 0xb0) {  in GetUnwindPlan()
201     } else if ((byte1 & 0xff) == 0xb1) {  in GetUnwindPlan()
206       if ((byte2 & 0xff) == 0x00) {  in GetUnwindPlan()
210       } else if ((byte2 & 0xf0) == 0x00) {  in GetUnwindPlan()
211         // 10110001 0000iiii (i not all 0)  in GetUnwindPlan()
213         for (uint8_t i = 0; i < 4; ++i) {  in GetUnwindPlan()
224     } else if ((byte1 & 0xff) == 0xb2) {  in GetUnwindPlan()
226       // vsp = vsp + 0x204+ (uleb128 << 2)  in GetUnwindPlan()
228       vsp += 0x204 + (uleb128 << 2);  in GetUnwindPlan()
229     } else if ((byte1 & 0xff) == 0xb3) {  in GetUnwindPlan()
237       uint8_t s = (byte2 & 0xf0) >> 4;  in GetUnwindPlan()
238       uint8_t c = (byte2 & 0x0f) >> 0;  in GetUnwindPlan()
239       for (uint8_t i = 0; i <= c; ++i) {  in GetUnwindPlan()
244     } else if ((byte1 & 0xfc) == 0xb4) {  in GetUnwindPlan()
248     } else if ((byte1 & 0xf8) == 0xb8) {  in GetUnwindPlan()
252       uint8_t n = byte1 & 0x07;  in GetUnwindPlan()
253       for (uint8_t i = 0; i <= n; ++i) {  in GetUnwindPlan()
258     } else if ((byte1 & 0xf8) == 0xc0) {  in GetUnwindPlan()
269       // Intel Wireless MMX pop wCGR registers under mask {wCGR3,2,1,0}  in GetUnwindPlan()
275     } else if ((byte1 & 0xff) == 0xc8) {  in GetUnwindPlan()
283       uint8_t s = (byte2 & 0xf0) >> 4;  in GetUnwindPlan()
284       uint8_t c = (byte2 & 0x0f) >> 0;  in GetUnwindPlan()
285       for (uint8_t i = 0; i <= c; ++i) {  in GetUnwindPlan()
289     } else if ((byte1 & 0xff) == 0xc9) {  in GetUnwindPlan()
297       uint8_t s = (byte2 & 0xf0) >> 4;  in GetUnwindPlan()
298       uint8_t c = (byte2 & 0x0f) >> 0;  in GetUnwindPlan()
299       for (uint8_t i = 0; i <= c; ++i) {  in GetUnwindPlan()
303     } else if ((byte1 & 0xf8) == 0xc8) {  in GetUnwindPlan()
307     } else if ((byte1 & 0xf8) == 0xd0) {  in GetUnwindPlan()
311       uint8_t n = byte1 & 0x07;  in GetUnwindPlan()
312       for (uint8_t i = 0; i <= n; ++i) {  in GetUnwindPlan()
316     } else if ((byte1 & 0xc0) == 0xc0) {  in GetUnwindPlan()
325   row->SetOffset(0);  in GetUnwindPlan()
356                               ArmExidxEntry{0, addr.GetFileAddress(), 0});  in GetExceptionHandlingTableEntry()
361   if (it->data == 0x1)  in GetExceptionHandlingTableEntry()
364   if (it->data & 0x80000000)  in GetExceptionHandlingTableEntry()