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added the try_catch instruction

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hyung-hwan
2021-02-22 14:56:27 +00:00
parent 593b0ad98c
commit 61a2c8cd60
4 changed files with 42 additions and 10 deletions
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8
hcl/lib/comp.c
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@ -1885,6 +1885,7 @@ static HCL_INLINE int compile_catch (hcl_t* hcl)
patch_nearest_post_try (hcl);
/* TODO: HCL_TRAIT_INTERACTIVE??? */
/* TODO: nargs -> 1 ntmprs -> 1 */
if (emit_double_param_instruction(hcl, HCL_CODE_MAKE_BLOCK, 0, 0, HCL_CNODE_GET_LOC(cmd)) <= -1) return -1;
jump_inst_pos = hcl->code.bc.len;
@ -1941,12 +1942,7 @@ static HCL_INLINE int post_catch (hcl_t* hcl)
}
patch_long_jump (hcl, jip, block_code_size);
#if 0
/* beginning of the elif/else block code */
/* to drop the result of the conditional when the conditional is false */
if (emit_byte_instruction (hcl, HCL_CODE_POP_STACKTOP, HCL_CNODE_GET_LOC(cf->operand)) <= -1) return -1;
#endif
/* TODO: activate two blocks with special frame arrangement..EMIT_CALL for try...catch... with 2 args???*/
if (emit_byte_instruction(hcl, HCL_CODE_TRY_CATCH, HCL_CNODE_GET_LOC(cf->operand)) <= -1) return -1;
hcl->c->blk.depth--;
POP_CFRAME (hcl);