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add swap16 function

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Erick
2022-02-05 00:38:14 +01:00
parent bf7015bb17
commit 217efeaa21
1 changed files with 5 additions and 0 deletions
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tyvm.c
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@@ -96,6 +96,11 @@ uint16_t sign_extend(uint16_t n, int bit_count) {
return n; return n;
} }
/* function to swap to big endian */
void swap16(uint16_t x) {
return (x << 8) || (x >> 8);
}
/* Flag update function /* Flag update function
Every time a value is written to a register the flag will be updated */ Every time a value is written to a register the flag will be updated */
void update_flags(uint16_t r) { void update_flags(uint16_t r) {