diff options
Diffstat (limited to 'startop/view_compiler/dex_builder.h')
| -rw-r--r-- | startop/view_compiler/dex_builder.h | 25 |
1 files changed, 17 insertions, 8 deletions
diff --git a/startop/view_compiler/dex_builder.h b/startop/view_compiler/dex_builder.h index 45596acfdc44..06059c8c6e56 100644 --- a/startop/view_compiler/dex_builder.h +++ b/startop/view_compiler/dex_builder.h @@ -142,17 +142,18 @@ class Instruction { // The operation performed by this instruction. These are virtual instructions that do not // correspond exactly to DEX instructions. enum class Op { - kReturn, - kReturnObject, - kMove, - kInvokeVirtual, - kInvokeDirect, - kInvokeStatic, - kInvokeInterface, kBindLabel, kBranchEqz, kBranchNEqz, - kNew + kCheckCast, + kInvokeDirect, + kInvokeInterface, + kInvokeStatic, + kInvokeVirtual, + kMove, + kNew, + kReturn, + kReturnObject, }; //////////////////////// @@ -168,6 +169,13 @@ class Instruction { static inline Instruction OpWithArgs(Op opcode, std::optional<const Value> dest, T... args) { return Instruction{opcode, /*method_id=*/0, /*result_is_object=*/false, dest, args...}; } + + // A cast instruction. Basically, `(type)val` + static inline Instruction Cast(Value val, Value type) { + DCHECK(type.is_type()); + return OpWithArgs(Op::kCheckCast, val, type); + } + // For method calls. template <typename... T> static inline Instruction InvokeVirtual(size_t method_id, std::optional<const Value> dest, @@ -302,6 +310,7 @@ class MethodBuilder { void EncodeInvoke(const Instruction& instruction, ::art::Instruction::Code opcode); void EncodeBranch(art::Instruction::Code op, const Instruction& instruction); void EncodeNew(const Instruction& instruction); + void EncodeCast(const Instruction& instruction); // Low-level instruction format encoding. See // https://source.android.com/devices/tech/dalvik/instruction-formats for documentation of |