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py/compile: Add an extra pass for Xtensa inline assembler.

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It needs an extra pass to compute the size of the constant table for the
l32r instructions.
This commit is contained in:
Damien George 2016-12-19 17:42:25 +11:00
parent bbd0d27a25
commit de9cd00b39
1 changed files with 6 additions and 0 deletions
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6
py/compile.c
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@ -3419,6 +3419,12 @@ mp_raw_code_t *mp_compile_to_raw_code(mp_parse_tree_t *parse_tree, qstr source_f
comp->emit = NULL; comp->emit = NULL;
comp->emit_inline_asm_method_table = &ASM_EMITTER(method_table); comp->emit_inline_asm_method_table = &ASM_EMITTER(method_table);
compile_scope_inline_asm(comp, s, MP_PASS_CODE_SIZE); compile_scope_inline_asm(comp, s, MP_PASS_CODE_SIZE);
#if MICROPY_EMIT_INLINE_XTENSA
// Xtensa requires an extra pass to compute size of l32r const table
// TODO this can be improved by calculating it during SCOPE pass
// but that requires some other structural changes to the asm emitters
compile_scope_inline_asm(comp, s, MP_PASS_CODE_SIZE);
#endif
if (comp->compile_error == MP_OBJ_NULL) { if (comp->compile_error == MP_OBJ_NULL) {
compile_scope_inline_asm(comp, s, MP_PASS_EMIT); compile_scope_inline_asm(comp, s, MP_PASS_EMIT);
} }