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Change parser codebits from array to int32_t

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This commit is contained in:
Scott Lahteine 2018-01-23 20:32:22 -06:00
parent 1b84807eb0
commit 59b5800e58
2 changed files with 16 additions and 19 deletions
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4
Marlin/gcode.cpp
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@ -53,7 +53,7 @@ int GCodeParser::codenum;
#if ENABLED(FASTER_GCODE_PARSER)
// Optimized Parameters
byte GCodeParser::codebits[4]; // found bits
uint32_t GCodeParser::codebits; // found bits
uint8_t GCodeParser::param[26]; // parameter offsets from command_ptr
#else
char *GCodeParser::command_args; // start of parameters
@ -76,7 +76,7 @@ void GCodeParser::reset() {
subcode = 0; // No command sub-code
#endif
#if ENABLED(FASTER_GCODE_PARSER)
ZERO(codebits); // No codes yet
codebits = 0; // No codes yet
//ZERO(param); // No parameters (should be safe to comment out this line)
#endif
}

31
Marlin/gcode.h
View File

@ -62,7 +62,7 @@ private:
static char *value_ptr; // Set by seen, used to fetch the value
#if ENABLED(FASTER_GCODE_PARSER)
static byte codebits[4]; // Parameters pre-scanned
static uint32_t codebits; // Parameters pre-scanned
static uint8_t param[26]; // For A-Z, offsets into command args
#else
static char *command_args; // Args start here, for slow scan
@ -99,12 +99,7 @@ public:
// Reset is done before parsing
static void reset();
// Index so that 'X' falls on index 24
#define PARAM_IND(N) ((N) >> 3)
#define PARAM_BIT(N) ((N) & 0x7)
#define LETTER_OFF(N) ((N) - 'A')
#define LETTER_IND(N) PARAM_IND(LETTER_OFF(N))
#define LETTER_BIT(N) PARAM_BIT(LETTER_OFF(N))
#define LETTER_BIT(N) ((N) - 'A')
#if ENABLED(FASTER_GCODE_PARSER)
@ -126,15 +121,17 @@ public:
, const bool debug=false
#endif
) {
const uint8_t ind = LETTER_OFF(c);
const uint8_t ind = LETTER_BIT(c);
if (ind >= COUNT(param)) return; // Only A-Z
SBI(codebits[PARAM_IND(ind)], PARAM_BIT(ind)); // parameter exists
SBI(codebits, ind); // parameter exists
param[ind] = ptr ? ptr - command_ptr : 0; // parameter offset or 0
#if ENABLED(DEBUG_GCODE_PARSER)
if (debug) {
SERIAL_ECHOPAIR("Set bit ", (int)PARAM_BIT(ind));
SERIAL_ECHOPAIR(" of index ", (int)PARAM_IND(ind));
SERIAL_ECHOLNPAIR(" | param = ", (int)param[ind]);
const uint16_t * const adr = (uint16_t*)&codebits;
SERIAL_ECHOPAIR("Set bit ", (int)ind);
SERIAL_ECHOPAIR(" of codebits (", hex_address((void*)adr[1]));
print_hex_word(adr[0]);
SERIAL_ECHOLNPAIR(") | param = ", (int)param[ind]);
}
#endif
}
@ -142,19 +139,19 @@ public:
// Code seen bit was set. If not found, value_ptr is unchanged.
// This allows "if (seen('A')||seen('B'))" to use the last-found value.
static bool seen(const char c) {
const uint8_t ind = LETTER_OFF(c);
const uint8_t ind = LETTER_BIT(c);
if (ind >= COUNT(param)) return false; // Only A-Z
const bool b = TEST(codebits[PARAM_IND(ind)], PARAM_BIT(ind));
const bool b = TEST(codebits, ind);
if (b) {
const char * const ptr = command_ptr + param[ind];
char * const ptr = command_ptr + param[ind];
value_ptr = param[ind] && valid_float(ptr) ? ptr : (char*)NULL;
}
return b;
}
static bool seen_any() { return codebits[3] || codebits[2] || codebits[1] || codebits[0]; }
static bool seen_any() { return !!codebits; }
#define SEEN_TEST(L) TEST(codebits[LETTER_IND(L)], LETTER_BIT(L))
#define SEEN_TEST(L) TEST(codebits, LETTER_BIT(L))
#else // !FASTER_GCODE_PARSER