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Optimize serial output code for size (#20911)

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X-Ryl669 2021-01-29 02:59:16 +01:00 committed by GitHub
parent 5ac08a44c6
commit 9e004a9496
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GPG Key ID: 4AEE18F83AFDEB23
3 changed files with 28 additions and 23 deletions
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1
Marlin/src/core/macros.h
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@ -53,6 +53,7 @@
#define _FORCE_INLINE_ __attribute__((__always_inline__)) __inline__ #define _FORCE_INLINE_ __attribute__((__always_inline__)) __inline__
#define FORCE_INLINE __attribute__((always_inline)) inline #define FORCE_INLINE __attribute__((always_inline)) inline
#define NO_INLINE __attribute__((noinline))
#define _UNUSED __attribute__((unused)) #define _UNUSED __attribute__((unused))
#define _O0 __attribute__((optimize("O0"))) #define _O0 __attribute__((optimize("O0")))
#define _Os __attribute__((optimize("Os"))) #define _Os __attribute__((optimize("Os")))

26
Marlin/src/core/serial_base.h
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@ -78,23 +78,23 @@ struct SerialBase {
FORCE_INLINE void write(const char* str) { while (*str) write(*str++); } FORCE_INLINE void write(const char* str) { while (*str) write(*str++); }
FORCE_INLINE void write(const uint8_t* buffer, size_t size) { while (size--) write(*buffer++); } FORCE_INLINE void write(const uint8_t* buffer, size_t size) { while (size--) write(*buffer++); }
FORCE_INLINE void print(const char* str) { write(str); } FORCE_INLINE void print(const char* str) { write(str); }
FORCE_INLINE void print(char c, int base = 0) { print((long)c, base); } NO_INLINE void print(char c, int base = 0) { print((long)c, base); }
FORCE_INLINE void print(unsigned char c, int base = 0) { print((unsigned long)c, base); } NO_INLINE void print(unsigned char c, int base = 0) { print((unsigned long)c, base); }
FORCE_INLINE void print(int c, int base = DEC) { print((long)c, base); } NO_INLINE void print(int c, int base = DEC) { print((long)c, base); }
FORCE_INLINE void print(unsigned int c, int base = DEC) { print((unsigned long)c, base); } NO_INLINE void print(unsigned int c, int base = DEC) { print((unsigned long)c, base); }
void print(long c, int base = DEC) { if (!base) write(c); write((const uint8_t*)"-", c < 0); printNumber(c < 0 ? -c : c, base); } void print(long c, int base = DEC) { if (!base) write(c); write((const uint8_t*)"-", c < 0); printNumber(c < 0 ? -c : c, base); }
void print(unsigned long c, int base = DEC) { printNumber(c, base); } void print(unsigned long c, int base = DEC) { printNumber(c, base); }
void print(double c, int digits = 2) { printFloat(c, digits); } void print(double c, int digits = 2) { printFloat(c, digits); }
FORCE_INLINE void println(const char s[]) { print(s); println(); } NO_INLINE void println(const char s[]) { print(s); println(); }
FORCE_INLINE void println(char c, int base = 0) { print(c, base); println(); } NO_INLINE void println(char c, int base = 0) { print(c, base); println(); }
FORCE_INLINE void println(unsigned char c, int base = 0) { print(c, base); println(); } NO_INLINE void println(unsigned char c, int base = 0) { print(c, base); println(); }
FORCE_INLINE void println(int c, int base = DEC) { print(c, base); println(); } NO_INLINE void println(int c, int base = DEC) { print(c, base); println(); }
FORCE_INLINE void println(unsigned int c, int base = DEC) { print(c, base); println(); } NO_INLINE void println(unsigned int c, int base = DEC) { print(c, base); println(); }
FORCE_INLINE void println(long c, int base = DEC) { print(c, base); println(); } NO_INLINE void println(long c, int base = DEC) { print(c, base); println(); }
FORCE_INLINE void println(unsigned long c, int base = DEC) { print(c, base); println(); } NO_INLINE void println(unsigned long c, int base = DEC) { print(c, base); println(); }
FORCE_INLINE void println(double c, int digits = 2) { print(c, digits); println(); } NO_INLINE void println(double c, int digits = 2) { print(c, digits); println(); }
void println() { write("\r\n"); } NO_INLINE void println() { write('\r'); write('\n'); }
// Print a number with the given base // Print a number with the given base
void printNumber(unsigned long n, const uint8_t base) { void printNumber(unsigned long n, const uint8_t base) {

22
Marlin/src/core/serial_hook.h
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@ -61,7 +61,7 @@ struct ConditionalSerial : public SerialBase< ConditionalSerial<SerialT> > {
bool & condition; bool & condition;
SerialT & out; SerialT & out;
size_t write(uint8_t c) { if (condition) return out.write(c); return 0; } NO_INLINE size_t write(uint8_t c) { if (condition) return out.write(c); return 0; }
void flush() { if (condition) out.flush(); } void flush() { if (condition) out.flush(); }
void begin(long br) { out.begin(br); } void begin(long br) { out.begin(br); }
void end() { out.end(); } void end() { out.end(); }
@ -83,7 +83,7 @@ struct ForwardSerial : public SerialBase< ForwardSerial<SerialT> > {
typedef SerialBase< ForwardSerial<SerialT> > BaseClassT; typedef SerialBase< ForwardSerial<SerialT> > BaseClassT;
SerialT & out; SerialT & out;
size_t write(uint8_t c) { return out.write(c); } NO_INLINE size_t write(uint8_t c) { return out.write(c); }
void flush() { out.flush(); } void flush() { out.flush(); }
void begin(long br) { out.begin(br); } void begin(long br) { out.begin(br); }
void end() { out.end(); } void end() { out.end(); }
@ -111,12 +111,12 @@ struct RuntimeSerial : public SerialBase< RuntimeSerial<SerialT> >, public Seria
EndOfMessageHook eofHook; EndOfMessageHook eofHook;
void * userPointer; void * userPointer;
size_t write(uint8_t c) { NO_INLINE size_t write(uint8_t c) {
if (writeHook) writeHook(userPointer, c); if (writeHook) writeHook(userPointer, c);
return SerialT::write(c); return SerialT::write(c);
} }
void msgDone() { NO_INLINE void msgDone() {
if (eofHook) eofHook(userPointer); if (eofHook) eofHook(userPointer);
} }
@ -131,6 +131,10 @@ struct RuntimeSerial : public SerialBase< RuntimeSerial<SerialT> >, public Seria
using BaseClassT::print; using BaseClassT::print;
using BaseClassT::println; using BaseClassT::println;
// Underlying implementation might use Arduino's bool operator
bool connected() {
return Private::HasMember_connected<SerialT>::value ? CALL_IF_EXISTS(bool, static_cast<SerialT*>(this), connected) : static_cast<SerialT*>(this)->operator bool();
}
void setHook(WriteHook writeHook = 0, EndOfMessageHook eofHook = 0, void * userPointer = 0) { void setHook(WriteHook writeHook = 0, EndOfMessageHook eofHook = 0, void * userPointer = 0) {
// Order is important here as serial code can be called inside interrupts // Order is important here as serial code can be called inside interrupts
@ -165,13 +169,13 @@ struct MultiSerial : public SerialBase< MultiSerial<Serial0T, Serial1T, offset>
AllMask = FirstOutputMask | SecondOutputMask, AllMask = FirstOutputMask | SecondOutputMask,
}; };
size_t write(uint8_t c) { NO_INLINE size_t write(uint8_t c) {
size_t ret = 0; size_t ret = 0;
if (portMask & FirstOutputMask) ret = serial0.write(c); if (portMask & FirstOutputMask) ret = serial0.write(c);
if (portMask & SecondOutputMask) ret = serial1.write(c) | ret; if (portMask & SecondOutputMask) ret = serial1.write(c) | ret;
return ret; return ret;
} }
void msgDone() { NO_INLINE void msgDone() {
if (portMask & FirstOutputMask) serial0.msgDone(); if (portMask & FirstOutputMask) serial0.msgDone();
if (portMask & SecondOutputMask) serial1.msgDone(); if (portMask & SecondOutputMask) serial1.msgDone();
} }
@ -182,7 +186,7 @@ struct MultiSerial : public SerialBase< MultiSerial<Serial0T, Serial1T, offset>
default: return false; default: return false;
} }
} }
int read(uint8_t index) { NO_INLINE int read(uint8_t index) {
switch(index) { switch(index) {
case 0 + offset: return serial0.read(); case 0 + offset: return serial0.read();
case 1 + offset: return serial1.read(); case 1 + offset: return serial1.read();
@ -208,11 +212,11 @@ struct MultiSerial : public SerialBase< MultiSerial<Serial0T, Serial1T, offset>
using BaseClassT::read; using BaseClassT::read;
// Redirect flush // Redirect flush
void flush() { NO_INLINE void flush() {
if (portMask & FirstOutputMask) serial0.flush(); if (portMask & FirstOutputMask) serial0.flush();
if (portMask & SecondOutputMask) serial1.flush(); if (portMask & SecondOutputMask) serial1.flush();
} }
void flushTX() { NO_INLINE void flushTX() {
if (portMask & FirstOutputMask) CALL_IF_EXISTS(void, &serial0, flushTX); if (portMask & FirstOutputMask) CALL_IF_EXISTS(void, &serial0, flushTX);
if (portMask & SecondOutputMask) CALL_IF_EXISTS(void, &serial1, flushTX); if (portMask & SecondOutputMask) CALL_IF_EXISTS(void, &serial1, flushTX);
} }