| extern void abort (void); |
| |
| typedef union i386_operand_type |
| { |
| struct |
| { |
| unsigned int reg8:1; |
| unsigned int reg16:1; |
| unsigned int reg32:1; |
| unsigned int reg64:1; |
| unsigned int floatreg:1; |
| unsigned int regmmx:1; |
| unsigned int regxmm:1; |
| unsigned int regymm:1; |
| unsigned int control:1; |
| unsigned int debug:1; |
| unsigned int test:1; |
| unsigned int sreg2:1; |
| unsigned int sreg3:1; |
| unsigned int imm1:1; |
| unsigned int imm8:1; |
| unsigned int imm8s:1; |
| unsigned int imm16:1; |
| unsigned int imm32:1; |
| unsigned int imm32s:1; |
| unsigned int imm64:1; |
| unsigned int disp8:1; |
| unsigned int disp16:1; |
| unsigned int disp32:1; |
| unsigned int disp32s:1; |
| unsigned int disp64:1; |
| unsigned int acc:1; |
| unsigned int floatacc:1; |
| unsigned int baseindex:1; |
| unsigned int inoutportreg:1; |
| unsigned int shiftcount:1; |
| unsigned int jumpabsolute:1; |
| unsigned int esseg:1; |
| unsigned int regmem:1; |
| unsigned int mem:1; |
| unsigned int byte:1; |
| unsigned int word:1; |
| unsigned int dword:1; |
| unsigned int fword:1; |
| unsigned int qword:1; |
| unsigned int tbyte:1; |
| unsigned int xmmword:1; |
| unsigned int ymmword:1; |
| unsigned int unspecified:1; |
| unsigned int anysize:1; |
| } bitfield; |
| unsigned int array[2]; |
| } i386_operand_type; |
| |
| unsigned int x00, x01, y00, y01; |
| |
| int main (int argc, char *argv[]) |
| { |
| i386_operand_type a,b,c,d; |
| |
| a.bitfield.reg16 = 1; |
| a.bitfield.imm16 = 0; |
| a.array[1] = 22; |
| |
| b = a; |
| x00 = b.array[0]; |
| x01 = b.array[1]; |
| |
| c = b; |
| y00 = c.array[0]; |
| y01 = c.array[1]; |
| |
| d = c; |
| if (d.bitfield.reg16 != 1) |
| abort(); |
| if (d.bitfield.imm16 != 0) |
| abort(); |
| if (d.array[1] != 22) |
| abort(); |
| |
| return 0; |
| } |
