455   int RegisterFPUInstruction(int escape_opcode, byte modrm_byte);
1527   byte modrm_byte = *(data + 1);  in FPUInstruction()  local
1529   if (modrm_byte >= 0xC0) {  in FPUInstruction()
1530     return RegisterFPUInstruction(escape_opcode, modrm_byte);  in FPUInstruction()
1532     return MemoryFPUInstruction(escape_opcode, modrm_byte, data + 1);  in FPUInstruction()
1536 int DisassemblerX64::MemoryFPUInstruction(int escape_opcode, int modrm_byte,  in MemoryFPUInstruction()  argument
1539   int regop = (modrm_byte >> 3) & 0x7;  // reg/op field of modrm byte.  in MemoryFPUInstruction()
1611                                             byte modrm_byte) {  in RegisterFPUInstruction()  argument
1621       switch (modrm_byte & 0xF8) {  in RegisterFPUInstruction()
1631           switch (modrm_byte) {  in RegisterFPUInstruction()
1693       if (modrm_byte == 0xE9) {  in RegisterFPUInstruction()
1701       if ((modrm_byte & 0xF8) == 0xE8) {  in RegisterFPUInstruction()
1704       } else if (modrm_byte == 0xE2) {  in RegisterFPUInstruction()
1706       } else if (modrm_byte == 0xE3) {  in RegisterFPUInstruction()
1715       switch (modrm_byte & 0xF8) {  in RegisterFPUInstruction()
1735       switch (modrm_byte & 0xF8) {  in RegisterFPUInstruction()
1748       if (modrm_byte == 0xD9) {  in RegisterFPUInstruction()
1752         switch (modrm_byte & 0xF8) {  in RegisterFPUInstruction()
1772       if (modrm_byte == 0xE0) {  in RegisterFPUInstruction()
1774       } else if ((modrm_byte & 0xF8) == 0xE8) {  in RegisterFPUInstruction()
1785     AppendToBuffer("%s st%d", mnem, modrm_byte & 0x7);  in RegisterFPUInstruction()