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py: Allow bytecode/native to put iter_buf on stack for simple for loops.

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So that the "for x in it: ..." statement can now work without using the
heap (so long as the iterator argument fits in an iter_buf structure).
This commit is contained in:
Damien George
2016-01-09 23:59:52 +00:00
parent ae8d867586
commit f4df3aaa72
9 changed files with 57 additions and 19 deletions
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8
py/emit.h
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@@ -110,9 +110,9 @@ typedef struct _emit_method_table_t {
void (*setup_except)(emit_t *emit, mp_uint_t label);
void (*setup_finally)(emit_t *emit, mp_uint_t label);
void (*end_finally)(emit_t *emit);
void (*get_iter)(emit_t *emit);
void (*get_iter)(emit_t *emit, bool use_stack);
void (*for_iter)(emit_t *emit, mp_uint_t label);
void (*for_iter_end)(emit_t *emit);
void (*for_iter_end)(emit_t *emit, bool use_stack);
void (*pop_block)(emit_t *emit);
void (*pop_except)(emit_t *emit);
void (*unary_op)(emit_t *emit, mp_unary_op_t op);
@@ -228,9 +228,9 @@ void mp_emit_bc_with_cleanup(emit_t *emit, mp_uint_t label);
void mp_emit_bc_setup_except(emit_t *emit, mp_uint_t label);
void mp_emit_bc_setup_finally(emit_t *emit, mp_uint_t label);
void mp_emit_bc_end_finally(emit_t *emit);
void mp_emit_bc_get_iter(emit_t *emit);
void mp_emit_bc_get_iter(emit_t *emit, bool use_stack);
void mp_emit_bc_for_iter(emit_t *emit, mp_uint_t label);
void mp_emit_bc_for_iter_end(emit_t *emit);
void mp_emit_bc_for_iter_end(emit_t *emit, bool use_stack);
void mp_emit_bc_pop_block(emit_t *emit);
void mp_emit_bc_pop_except(emit_t *emit);
void mp_emit_bc_unary_op(emit_t *emit, mp_unary_op_t op);