jessikitty/Marlin
1
0
Fork 0
Code Issues Pull Requests Actions Packages Projects Releases Wiki Activity

Also implement 2 cycle saving in MultiU24X32toH16()

Browse Source
This commit is contained in:
Tom Brazier
2023-02-06 15:12:24 +00:00
committed by InsanityAutomation
parent 004fd179d1
commit aa3cd470da
2 changed files with 4 additions and 6 deletions
Download Patch File Download Diff File Expand all files Collapse all files
Marlin/src/HAL/AVR/math.h
+2 -4
View File
@@ -67,11 +67,9 @@ FORCE_INLINE static uint16_t MultiU24X32toH16(uint32_t longIn1, uint32_t longIn2
A("add %[tmp2], r1")
A("adc %A[intRes], %[tmp1]")
A("adc %B[intRes], %[tmp1]")
A("lsl %[tmp2]")
A("adc %A[intRes], %[tmp1]")
A("adc %B[intRes], %[tmp1]")
A("mul %D[longIn2], %A[longIn1]")
A("add %A[intRes], r0")
A("lsl %[tmp2]")
A("adc %A[intRes], r0")
A("adc %B[intRes], r1")
A("mul %D[longIn2], %B[longIn1]")
A("add %B[intRes], r0")
Marlin/src/module/stepper.h
+2 -2
View File
@@ -114,11 +114,11 @@
#define TIMER_READ_ADD_AND_STORE_CYCLES 13UL
// The base ISR
#define ISR_BASE_CYCLES 1000UL
#define ISR_BASE_CYCLES 996UL
// Linear advance base time is 32 cycles
#if ENABLED(LIN_ADVANCE)
#define ISR_LA_BASE_CYCLES 32UL
#define ISR_LA_BASE_CYCLES 30UL
#else
#define ISR_LA_BASE_CYCLES 0UL
#endif