================
@@ -330,6 +330,28 @@ class Platform : public PluginInterface {
virtual std::vector<ArchSpec>
GetSupportedArchitectures(const ArchSpec &process_host_arch) = 0;
+ /// Get the bytes of the platform's software interrupt instruction.
+ ///
+ /// \param[in] arch
+ /// The architecture of the inferior
+ /// \param size_hint
+ /// A hint to disambiguate which instruction is used on platforms where
+ /// there are multiple interrupts with different sizes in the ISA (e.g
+ /// ARM Thumb, RISC-V)
+ llvm::ArrayRef<uint8_t> SoftwareTrapOpcodeBytes(const ArchSpec &arch,
+ size_t size_hint = 0);
+
+ /// Get the suggested size hint for a trap instruction on the given target.
----------------
DavidSpickett wrote:
I think this needs a "in other words" for those of us not knee deep in this
stuff. I would add:
```
/// In other words, if there were to be a trap instruction at this address,
what size is it most likely to be?
```
Or you can rewrite it all in that question form if you like but hopefully you
see that I'm interested in documenting what question this function answers.
https://github.com/llvm/llvm-project/pull/174348
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