Comment, remove, or revise many unreferenced labels

home/decompress.asm

@@ -80,7 +80,6 @@ LZ_LONG_HI   EQU %00000011
 	cp LZ_LONG
 	jr nz, .short
 
-.long
 ; The count is now 10 bits.
 
 	; Read the next 3 bits.
@@ -133,7 +132,7 @@ LZ_LONG_HI   EQU %00000011
 	cp LZ_ZERO
 	jr z, .Zero
 
-.Literal:
+; Literal
 ; Read literal data for bc bytes.
 .lloop
 	dec c
@@ -215,10 +214,8 @@ LZ_LONG_HI   EQU %00000011
 	bit 7, a ; sign
 	jr z, .positive
 
-.negative
-; hl = de - a
-	; Since we can't subtract a from de,
-	; Make it negative and add de.
+; negative
+	; hl = de + -a
 	and %01111111
 	cpl
 	add e