diff options
Diffstat (limited to 'CHANGELOG')
| -rw-r--r-- | CHANGELOG | 17 |
1 files changed, 17 insertions, 0 deletions
@@ -5,6 +5,23 @@ dumpbin.exe, and (on Windows) is tested to round-trip through masm.exe or ml64.exe as appropriate. caveats apply; see the documentation on DisplayStyle for details. +* add a new `DisplayRules` trait to override elements of instruction formatting, as well as + `Instruction::display_rules` as an analogue to `Instruction::display_style` as a simple helper + to wrap an instruction and display rules together for formatting. + + yaxpeax-x86 (finally) supports printing instructions at absolute addresses + through new `AbsoluteAddressFormatter`s in all modes. the interactions + between `DisplayStyle` and specific `DisplayRules` implementations are + somewhat subtle and better documented on those types. a test implementation + of `DisplayRules` is used to symbolicate addresses, for example, but such an + implementation is (probably!) not suitable for general-purpose use. + + `DisplayRules` should not add any additional overhead to instruction + formatting beyond net-new logic in provided formatting. existing formatting + is a short-hand for `DefaultRules` (`Instruction::display_with` as well as + plain `impl Display for Instruction`). if formatting throughput regresses in + some use case, that is a bug! please report it! + * `Instruction::invalid()` returns instructions with opcode `Opcode::Invalid`, rather than nop. decoding an instruction with `opcode == Invalid` was already possible through attempting to decode invalid opcodes into a `&mut Instruction`; `invalid()` returning a no-operand |