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partial implementation for recursive def rules

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This commit is contained in:
kr.angelov
2014-09-01 14:51:20 +00:00
parent 0ce95397a1
commit 442dadf100
6 changed files with 110 additions and 43 deletions
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2
src/runtime/c/pgf/data.h
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@@ -117,6 +117,8 @@ typedef enum {
PGF_INSTR_PUT_FLT,
PGF_INSTR_SET_VALUE,
PGF_INSTR_SET_VARIABLE,
PGF_INSTR_PUSH_VALUE,
PGF_INSTR_PUSH_VARIABLE,
PGF_INSTR_TAIL_CALL,
PGF_INSTR_FAIL,
PGF_INSTR_RET

49
src/runtime/c/pgf/jit.c
View File

@@ -527,11 +527,60 @@ pgf_jit_function(PgfReader* rdr, PgfAbstr* abstr,
curr_offset++;
break;
}
case PGF_INSTR_PUSH_VALUE: {
size_t offset = pgf_read_int(rdr);
#ifdef PGF_JIT_DEBUG
gu_printf(out, err, "PUSH_VALUE %d\n", offset);
#endif
jit_getarg_p(JIT_V0, es_arg);
jit_ldxi_p(JIT_V0, JIT_V0, offsetof(PgfEvalState,stack));
jit_prepare(1);
jit_pusharg_p(JIT_V0);
jit_finish(gu_buf_extend);
if (offset == 0) {
jit_str_p(JIT_RET, JIT_V1);
} else {
jit_addi_p(JIT_V0, JIT_V1, offset*sizeof(void*));
jit_str_p(JIT_RET, JIT_V0);
}
break;
}
case PGF_INSTR_PUSH_VARIABLE: {
size_t index = pgf_read_int(rdr);
#ifdef PGF_JIT_DEBUG
gu_printf(out, err, "PUSH_VARIABLE %d\n", index);
#endif
jit_getarg_p(JIT_V0, es_arg);
jit_ldxi_p(JIT_V0, JIT_V0, offsetof(PgfEvalState,stack));
jit_prepare(1);
jit_pusharg_p(JIT_V0);
jit_finish(gu_buf_extend);
jit_ldxi_p(JIT_V0, JIT_RET, -(index+1)*sizeof(PgfClosure*));
jit_str_p(JIT_RET, JIT_V0);
break;
}
case PGF_INSTR_TAIL_CALL: {
PgfCId id = pgf_read_cid(rdr, rdr->tmp_pool);
#ifdef PGF_JIT_DEBUG
gu_printf(out, err, "TAIL_CALL %s\n", id);
#endif
jit_getarg_p(JIT_V0, es_arg);
jit_getarg_p(JIT_V1, closure_arg);
jit_prepare(2);
jit_pusharg_p(JIT_V1);
jit_pusharg_p(JIT_V0);
PgfCallPatch patch;
patch.cid = id;
patch.ref = jit_movi_p(JIT_V0, jit_forward());
gu_buf_push(rdr->jit_state->call_patches, PgfCallPatch, patch);
jit_ldxi_p(JIT_V0, JIT_V0, offsetof(PgfAbsFun,function));
jit_finishr(JIT_V0);
jit_retval_p(JIT_V1);
break;
}
case PGF_INSTR_FAIL: