Add comment explaining getField macro in decode w/ S

2024-06-12 19:15:33 +01:00 · 2024-06-12 19:15:33 +01:00 · 98a5c8a93c
commit 98a5c8a93c
parent 5013abfe00
1 changed files with 2 additions and 0 deletions
--- a/src/emulator/decode.c
+++ b/src/emulator/decode.c
@ -13,6 +13,8 @@
 #include "decode.h"
 #include "../shared/binary_util.h"

+// Macro that calls getBit() for a bitfield whose constants follow the format
+// FIELDNAME_LSB and FIELDNAME_MSB, storing the result in the variable wrd
 #define getField(fieldname) getBits(wrd, fieldname##_LSB, fieldname##_MSB)

 /************************************