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py: Integrate Xtensa assembler into native emitter.

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The config option MICROPY_EMIT_XTENSA can now be enabled to target the
Xtensa architecture with @micropython.native and @micropython.viper
decorators.
This commit is contained in:
Damien George
2016-12-09 16:39:39 +11:00
parent fcac4b07f1
commit 8e5aced1fd
6 changed files with 42 additions and 4 deletions
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3
py/emit.h
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@@ -154,6 +154,7 @@ extern const emit_method_table_t emit_native_x64_method_table;
extern const emit_method_table_t emit_native_x86_method_table;
extern const emit_method_table_t emit_native_thumb_method_table;
extern const emit_method_table_t emit_native_arm_method_table;
extern const emit_method_table_t emit_native_xtensa_method_table;
extern const mp_emit_method_table_id_ops_t mp_emit_bc_method_table_load_id_ops;
extern const mp_emit_method_table_id_ops_t mp_emit_bc_method_table_store_id_ops;
@@ -164,6 +165,7 @@ emit_t *emit_native_x64_new(mp_obj_t *error_slot, mp_uint_t max_num_labels);
emit_t *emit_native_x86_new(mp_obj_t *error_slot, mp_uint_t max_num_labels);
emit_t *emit_native_thumb_new(mp_obj_t *error_slot, mp_uint_t max_num_labels);
emit_t *emit_native_arm_new(mp_obj_t *error_slot, mp_uint_t max_num_labels);
emit_t *emit_native_xtensa_new(mp_obj_t *error_slot, mp_uint_t max_num_labels);
void emit_bc_set_max_num_labels(emit_t* emit, mp_uint_t max_num_labels);
@@ -172,6 +174,7 @@ void emit_native_x64_free(emit_t *emit);
void emit_native_x86_free(emit_t *emit);
void emit_native_thumb_free(emit_t *emit);
void emit_native_arm_free(emit_t *emit);
void emit_native_xtensa_free(emit_t *emit);
void mp_emit_bc_start_pass(emit_t *emit, pass_kind_t pass, scope_t *scope);
void mp_emit_bc_end_pass(emit_t *emit);