MERGE (Super FX): Difference between revisions

Latest revision as of 02:38, 16 December 2023


Basic Info
Opcode	Length	ROM Speed	RAM Speed	Cache Speed
70	1 byte	3 cycles	3 cycles	1 cycle


Flags Affected
B	ALT1	ALT2	O/V	S	CY	Z
0	0	0

MERGE is a Super FX instruction that merges the high byte of two registers into the destination register.

The high byte of Dreg comes from R₇. The low byte of Dreg comes from R₈.

@@ Line 1: / Line 1: @@
-'''MERGE''' is a [[Super FX]] instruction that merges the values of two registers.
+{| class="wikitable" style="float:right;clear:right;width:50%"
-{| class="wikitable" style="float:right;clear:right;width:40%"
 !colspan="8"|Basic Info
 |+
@@ Line 18: / Line 16: @@
 {| class="wikitable" style="float:right;clear:right;width:30%"
-!colspan="9"|Flags Clobbered
+!colspan="9"|Flags Affected
 |+
 |B
-|ALT1
+|[[ALT1]]
-|ALT2
+|[[ALT2]]
-|O/V
+|[[O/V]]
 |S
-|CY
+|[[CY]]
 |Z
 |+
@@ Line 36: / Line 34: @@
 |
 |}
+'''MERGE''' is a [[Super FX]] instruction that merges the high byte of two registers into the [[destination register]].
+The high byte of Dreg comes from R<sub>7</sub>.
+The low byte of Dreg comes from R<sub>8</sub>.
 === External Links ===
-* Official Nintendo documentation on MERGE: https://archive.org/details/SNESDevManual/book2/page/n235
+* Official Nintendo documentation on MERGE: [https://archive.org/details/SNESDevManual/book2/page/n235 Page 2-9-79 of Book II]
 [[Category:ASM]]
 [[Category:Super FX]]
 [[Category:Byte Transfer Instructions]]
+[[Category:One-byte Instructions]]