Eeked more speed out of the DSP-4.

2005-02-27 04:29:20 +00:00
parent 132e4a71e9
commit 004d6c55a4
1 changed files with 2 additions and 8 deletions
--- a/zsnes/src/chips/dsp4proc.asm
+++ b/zsnes/src/chips/dsp4proc.asm
@@ -30,14 +30,8 @@ SECTION .text
    jnz .dsp4area
    jmp %1
 .dsp4area
-    mov dx,cx
-    and dx,0C000h
-    cmp dx,08000h
-    je .dsp4continue
-    mov dx,cx
-    and dx,0F000h
-    cmp dx,06000h
-    je .dsp4continue
+    test ecx,04000h
+    jz .dsp4continue
    ret
 .dsp4continue
 %endmacro