cjne %1,%2,%3
setb %4
%3:
-}
+} if labelRefCount %3 1
replace {
clr a
cjne %10,%11,%3
setb %4
%3:
-}
+} if labelRefCount %3 2
replace {
clr a
cjne %1,%2,%3
sjmp %4
%3:
-}
+} if labelRefCount %3 1
replace {
clr a
cjne %9,%10,%3
sjmp %4
%3:
-}
+} if labelRefCount %3 2
replace {
clr a
cjne %11,%12,%3
sjmp %4
%3:
-}
+} if labelRefCount %3 3
replace {
clr a
cjne %13,%14,%3
sjmp %4
%3:
-}
+} if labelRefCount %3 4
+
replace {
mov a,#0x01
cjne %1,%2,%3
; Peephole 119 jump optimization
cjne %1,%2,%4
%3:
-}
+} if labelRefCount %3 1
replace {
mov a,#0x01
cjne %1,%2,%4
cjne %10,%11,%4
%3:
-}
+} if labelRefCount %3 2
+
replace {
mov a,#0x01
cjne %1,%2,%3
cjne %10,%11,%4
cjne %12,%13,%4
%3:
-}
+} if labelRefCount %3 3
replace {
mov a,#0x01
cjne %12,%13,%4
cjne %14,%15,%4
%3:
-}
+} if labelRefCount %3 4
replace {
mov a,#0x01
cjne %1,%2,%3
smp %4
%3:
-}
+} if labelRefCount %3 1
+
replace {
mov a,#0x01
cjne %1,%2,%3
; Peephole 124 jump optimization
cjne %1,%2,%3
cjne %10,%11,%3
- smp %4
+ sjmp %4
%3:
-}
+} if labelRefCount %3 2
replace {
mov a,#0x01
cjne %12,%13,%3
sjmp %4
%3:
-}
+} if labelRefCount %3 3
replace {
mov a,#0x01
cjne %14,%15,%3
sjmp %4
%3:
-}
+} if labelRefCount %3 4
replace {
push psw
} by {
; Peephole 127 removed misc sequence
ret
-}
+} if labelRefCount %3 0
replace {
clr a
mov dph,%3
}
-replace {
- mov b,#0x00
- mov a,%1
- cjne %2,%3,%4
- mov b,#0x01
-%4:
- mov a,b
- jz %5
-} by {
- ; Peephole 137 optimized misc jump sequence
- mov a,%1
- cjne %2,%3,%5
-%4:
-}
-
-replace {
- mov b,#0x00
- mov a,%1
- cjne %2,%3,%4
- mov b,#0x01
-%4:
- mov a,b
- jnz %5
-} by {
- ; Peephole 138 optimized misc jump sequence
- mov a,%1
- cjne %2,%3,%4
- sjmp %5
-%4:
-}
+// WTF? Doesn't look sensible to me...
+//replace {
+// mov b,#0x00
+// mov a,%1
+// cjne %2,%3,%4
+// mov b,#0x01
+//%4:
+// mov a,b
+// jz %5
+//} by {
+// ; Peephole 137 optimized misc jump sequence
+// mov a,%1
+// cjne %2,%3,%5
+//%4:
+//} if labelRefCount %4 1
+//
+//replace {
+// mov b,#0x00
+// mov a,%1
+// cjne %2,%3,%4
+// mov b,#0x01
+//%4:
+// mov a,b
+// jnz %5
+//} by {
+// ; Peephole 138 optimized misc jump sequence
+// mov a,%1
+// cjne %2,%3,%4
+// sjmp %5
+//%4:
+//} if labelRefCount %4 1
replace {
mov r%1,a
} by {
; Peephole 170 jump optimization
cjne %1,%2,%4
-%3:}
+%3:
+} if labelRefCount %3 1
replace {
clr a
; Peephole 171 jump optimization
cjne %1,%2,%4
cjne %9,%10,%4
-%3:}
+%3:
+} if labelRefCount %3 2
replace {
clr a
cjne %1,%2,%4
cjne %9,%10,%4
cjne %11,%12,%4
-%3:}
+%3:
+} if labelRefCount %3 3
replace {
clr a
cjne %9,%10,%4
cjne %11,%12,%4
cjne %13,%14,%4
-%3:}
+%3:
+} if labelRefCount %3 4
replace {
mov r%1,%2
mov %1,@r%2
}
-replace {
- mov %1,%2
- mov %2,%1
-} by {
- ; Peephole 177 removed redundant mov
- mov %1,%2
-}
+// this one will screw assignes to volatile/sfr's
+//replace {
+// mov %1,%2
+// mov %2,%1
+//} by {
+// ; Peephole 177 removed redundant mov
+// mov %1,%2
+//}
replace {
mov a,%1
mov dptr,#0x0000
}
+replace {
+ mov dpl,#%1
+ mov dph,#(%1 >> 8)
+ mov dpx,#(%1 >> 16)
+} by {
+ ; Peephole 182b used 24 bit load of DPTR
+ mov dptr,#%1
+}
+
// saves 2 bytes, ?? cycles.
replace {
mov dpl,#%1
- mov dph,#(%1 >> 8)
- mov dpx,#(%1 >> 16)
+ mov dph,#%2
+ mov dpx,#%3
} by {
; Peephole 182a used 24 bit load of dptr
- mov dptr,#%1
+ mov dptr,#((%3 << 16) + (%2 << 8) + %1)
} if 24bitMode
// saving 3 byte, 2 cycles, return(float_constant) profits here
mov a,%12
cjne %13,%14,%8
sjmp %7
-%3:
-}
+;%3:
+} if labelRefCount %3 4
replace {
cjne %1,%2,%3
mov a,%12
cjne %13,%14,%8
sjmp %7
-%3:
-}
+;%3:
+} if labelRefCount %3 4
replace {
cjne @%1,%2,%3
inc %1
cjne @%1,%14,%8
sjmp %7
-%3:
-}
+;%3:
+} if labelRefCount %3 4
replace {
cjne %1,%2,%3
cjne %10,%11,%8
cjne %13,%14,%8
sjmp %7
-%3:
-}
+;%3:
+} if labelRefCount %3 4
replace {
jnz %3
mov a,%9
cjne %10,%11,%8
sjmp %7
-%3:
-}
+;%3:
+} if labelRefCount %3 3
replace {
cjne %1,%2,%3
mov a,%9
cjne %10,%11,%8
sjmp %7
-%3:
-}
+;%3:
+} if labelRefCount %3 3
replace {
cjne @%1,%2,%3
inc %1
cjne @%1,%11,%8
sjmp %7
-%3:
-}
+;%3:
+} if labelRefCount %3 3
replace {
cjne %1,%2,%3
cjne %5,%6,%8
cjne %10,%11,%8
sjmp %7
-%3:
-}
+;%3:
+} if labelRefCount %3 3
replace {
jnz %3
mov a,%4
cjne %5,%6,%8
sjmp %7
-%3:
-}
+;%3:
+} if labelRefCount %3 2
replace {
cjne %1,%2,%3
mov a,%4
cjne %5,%6,%8
sjmp %7
-%3:
-}
+;%3:
+} if labelRefCount %3 2
replace {
cjne @%1,%2,%3
inc %1
cjne @%1,%6,%8
sjmp %7
-%3:
-}
+;%3:
+} if labelRefCount %3 2
replace {
cjne %1,%2,%3
cjne %1,%2,%8
cjne %5,%6,%8
sjmp %7
-%3:
-}
+;%3:
+} if labelRefCount %3 2
replace {
cjne %1,%2,%3
; Peephole 199 optimized misc jump sequence
cjne %1,%2,%5
sjmp %4
-%3:
+;%3:
} if labelRefCount %3 1
replace {
djnz %1,%4
%2:
%3:
-}
+} if labelRefCount %2 1
replace {
mov %1,%1
replace {
mov dps, #0x00
- mov dp%1,a
+ mov %1,a
mov dps, #0x01
} by {
; Peephole 222 removed DPS abuse.
- mov dp%1,a
+ mov %1,a
+ mov dps, #0x01
+}
+
+replace {
+ mov dps, #0x00
+ xch a, ap
+ mov %1, ap
+ mov dps, #0x01
+} by {
+ ; Peephole 222a removed DPS abuse.
+ xch a, ap
+ mov %1, ap
mov dps, #0x01
}
+
+replace {
+ mov dps, #0x%1
+ inc dptr
+ movx a,@dptr
+ mov %2,a
+ mov dps, #0x%1
+} by {
+ mov dps, #0x%1
+ inc dptr
+ movx a,@dptr
+ mov %2,a
+; Peephole 223: yet more DPS abuse removed.
+}
+
+replace {
+ mov dps, #0x00
+ inc dps
+} by {
+ mov dps, #0x01
+}
+
+replace {
+ mov dps, #0x0%1
+ mov dptr, %2
+ mov dps, #0x0%1
+} by {
+ mov dps, #0x0%1
+ mov dptr, %2
+}
+
+replace {
+ mov dps, #0x01
+ mov dptr, %1
+ mov dps, #0x00
+ mov dptr, %2
+ inc dps
+} by {
+ mov dps, #0x00
+ mov dptr, %2
+ inc dps
+ mov dptr, %1
+; Peephole 224a: DPS usage re-arranged.
+}
+
+replace {
+ mov dps, #0x0%1
+ mov dptr, %2
+ mov dps, #0x0%3
+ mov dptr, %4
+ mov dps, #0x0%1
+} by {
+ mov dps, #0x0%3
+ mov dptr, %4
+ mov dps, #0x0%1
+ mov dptr, %2
+; Peephole 224: DPS usage re-arranged.
+}
+
+replace {
+ mov dps, #0x01
+ mov dptr, %1
+ mov dps, #0x00
+} by {
+ mov dps, #0x01
+ mov dptr, %1
+ dec dps
+}
+
+replace {
+ xch a, ap
+ add a, ap
+} by {
+ add a, ap
+}
+
+replace {
+ xch a, ap
+ addc a, ap
+} by {
+ addc a, ap
+}
+
+replace {
+ inc dps
+ mov dps, #0x%1
+} by {
+ mov dps, #0x%1
+}
+
+replace {
+ dec dps
+ mov dps, #0x%1
+} by {
+ mov dps, #0x%1
+}
+
+
projects / fw / sdcc / blobdiff