| B | CodeGen.X86.Asm, CodeGen.X86 |
| base | CodeGen.X86.Asm |
| BaseReg | CodeGen.X86.Asm, CodeGen.X86 |
| baseReg | CodeGen.X86.Asm, CodeGen.X86 |
| BE | CodeGen.X86.Asm, CodeGen.X86 |
| bh | CodeGen.X86.Asm, CodeGen.X86 |
| bl | CodeGen.X86.Asm, CodeGen.X86 |
| bp | CodeGen.X86.Asm, CodeGen.X86 |
| bpl | CodeGen.X86.Asm, CodeGen.X86 |
| Bsf | CodeGen.X86.Asm |
| bsf | CodeGen.X86 |
| Bsr | CodeGen.X86.Asm |
| bsr | CodeGen.X86 |
| Bswap | CodeGen.X86.Asm |
| bswap | CodeGen.X86 |
| Bt | CodeGen.X86.Asm |
| bt | CodeGen.X86 |
| bx | CodeGen.X86.Asm, CodeGen.X86 |
| Bytes | CodeGen.X86.Asm, CodeGen.X86 |