HEADmaster

1 files changed, 12 insertions, 0 deletions

diff --git a/ebs.c b/ebs.c
index 446e92b..401641e 100644
--- a/ebs.c
+++ b/ebs.c
@@ -19,7 +19,11 @@ typedef uint16_t naslov;
  */
 
 struct ebs {
+#ifdef FAST_RAM
+	int_fast32_t ram[(RAM_VELIKOST+2)*8];
+#else
 	unsigned char ram[RAM_VELIKOST-2+2]; /**< ne vsebuje programskega števca, ampak vsebuje magic bite */
+#endif
 	unsigned char * pm;
 	unsigned pm_velikost;
 	uint16_t pc;
@@ -65,7 +69,11 @@ static bool peek (struct ebs * e, naslov a) {
 	assert(a < RAM_VELIKOST*8+15);
 	if (a < 16)
 		return e->pc & (1 << (15-a));
+#ifdef FAST_RAM
+	return e->ram[a];
+#else
 	return e->ram[a/8-2] & (1 << (a % 8));
+#endif
 }
 
 /**
@@ -85,10 +93,14 @@ static void poke (struct ebs * e, naslov a, bool v) {
 			e->pc &= ~(1 << (15-a));
 		return;
 	}
+#ifdef FAST_RAM
+	e->ram[a] = v;
+#else
 	if (v)
 		e->ram[a/8-2] |= (1 << (a % 8));
 	else
 		e->ram[a/8-2] &= ~(1 << (a % 8));
+#endif
 }
 
 static struct inštrukcija inštrukcija (struct ebs * e, naslov a) {