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Provide RoseResources to roseQuality.

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RoseResources is an alternative to manually digging through the bytecode.
This commit is contained in:
Alex Coyte
2017-07-31 10:38:30 +10:00
committed by Matthew Barr
parent 778addadc5
commit 37033ef9bb
4 changed files with 26 additions and 16 deletions
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16
src/rose/rose_build_misc.cpp
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@@ -29,6 +29,7 @@
#include "rose_build_misc.h"
#include "rose_build_impl.h"
#include "rose_build_resources.h"
#include "hwlm/hwlm_literal.h"
#include "nfa/castlecompile.h"
#include "nfa/goughcompile.h"
@@ -788,18 +789,16 @@ LeftEngInfo::operator bool() const {
return graph || castle || dfa || haig;
}
u32 roseQuality(const RoseEngine *t) {
u32 roseQuality(const RoseResources &res, const RoseEngine *t) {
/* Rose is low quality if the atable is a Mcclellan 16 or has multiple DFAs
*/
const anchored_matcher_info *atable = getALiteralMatcher(t);
if (atable) {
if (atable->next_offset) {
if (res.has_anchored) {
if (res.has_anchored_multiple) {
DEBUG_PRINTF("multiple atable engines\n");
return 0;
}
const NFA *nfa = (const NFA *)((const char *)atable + sizeof(*atable));
if (!isSmallDfaType(nfa->type)) {
if (res.has_anchored_large) {
DEBUG_PRINTF("m16 atable engine\n");
return 0;
}
@@ -808,7 +807,7 @@ u32 roseQuality(const RoseEngine *t) {
/* if we always run multiple engines then we are slow */
u32 always_run = 0;
if (atable) {
if (res.has_anchored) {
always_run++;
}
@@ -817,8 +816,7 @@ u32 roseQuality(const RoseEngine *t) {
always_run++;
}
const HWLM *ftable = getFLiteralMatcher(t);
if (ftable) {
if (res.has_floating) {
/* TODO: ignore conditional ftables, or ftables beyond smwr region */
always_run++;
}