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* src/z80/gen.c (genUnpackBits): fixed bug 1019480
[fw/sdcc]
/
src
/
z80
/
peeph.def
diff --git
a/src/z80/peeph.def
b/src/z80/peeph.def
index a743e5576ecd8a6bc90134d40554583f673c272b..1ff4aa80724b561c4a236ad278e6d9154edc894d 100644
(file)
--- a/
src/z80/peeph.def
+++ b/
src/z80/peeph.def
@@
-1,4
+1,4
@@
-replace
restart
{
+replace {
ld (hl),(hl)
} by {
ERROR - peephole - caught (hl),(hl)
ld (hl),(hl)
} by {
ERROR - peephole - caught (hl),(hl)
@@
-6,7
+6,7
@@
replace restart {
replace restart {
ld %1,%1
} by {
replace restart {
ld %1,%1
} by {
- ; R
ule 1: R
emoved redundent load
+ ; Removed redundent load
}
replace restart {
xor a,a
}
replace restart {
xor a,a
@@
-22,7
+22,6
@@
replace restart {
cp a,#0x00
jp nz,%1
} by {
cp a,#0x00
jp nz,%1
} by {
- ; Rule 3: Changed cp #0 to or
or a,a
jp nz,%1
}
or a,a
jp nz,%1
}
@@
-33,7
+32,6
@@
replace restart {
jp %3
%2:
} by {
jp %3
%2:
} by {
- ; Rule 4: Changed jp order
jp z,%2
%1:
jp %3
jp z,%2
%1:
jp %3
@@
-44,7
+42,6
@@
replace restart {
jp %2
%1:
} by {
jp %2
%1:
} by {
- ; Rule 5: Changed jump logic
jp z,%2
%1:
}
jp z,%2
%1:
}
@@
-53,7
+50,6
@@
replace restart {
jp %2
%1:
} by {
jp %2
%1:
} by {
- ; Rule 6: Changed jump logic
jp nz,%2
%1:
}
jp nz,%2
%1:
}
@@
-61,14
+57,12
@@
replace restart {
or a,%1
or a,a
} by {
or a,%1
or a,a
} by {
- ; Rule 7: Removed redundent or
or a,%1
}
replace restart {
or a,%1)
or a,a
} by {
or a,%1
}
replace restart {
or a,%1)
or a,a
} by {
- ; Rule 8: Removed redundent or for (ix)
or a,%1)
}
replace restart {
or a,%1)
}
replace restart {
@@
-100,17
+94,126
@@
replace restart {
xor a,a
ld a,#0x00
} by {
xor a,a
ld a,#0x00
} by {
-
xor a,a
+ xor a,a
}
}
-replace
restart
{
-
ld e,#0x00
-
ld d,#0x00
+replace {
+ ld e,#0x00
+ ld d,#0x00
} by {
} by {
- ld de,#0x0000
+ ld de,#0x0000
+}
+replace {
+ ld l,#0x00
+ ld h,#0x00
+} by {
+ ld hl,#0x0000
+}
+replace {
+ ld c,#0x00
+ ld b,#0x00
+} by {
+ ld bc,#0x0000
}
replace restart {
ld %1,a
ld a,%1
} by {
}
replace restart {
ld %1,a
ld a,%1
} by {
- ld %1,a
+ ld %1,a
+} if notVolatile %1
+replace restart {
+ jp %1,%2
+ jr %3
+%2:
+ jp %4
+} by {
+ jp %1,%4
+ jr %3
+%2:
+ jp %4
+}
+replace {
+ ld l,e
+ ld h,d
+ push hl
+ ld l,c
+ ld h,b
+ push hl
+} by {
+ push de
+ push bc
+}
+replace {
+ and a,#%1
+ or a,a
+} by {
+ and a,#%1
+}
+replace {
+ ld b,l
+ ld a,b
+ pop bc
+ ld b,a
+} by {
+ ld a,l
+ pop bc
+ ld b,a
+}
+replace {
+ ld d,l
+ ld a,d
+ pop de
+ ld d,a
+} by {
+ ld a,l
+ pop de
+ ld d,a
+}
+replace {
+ ld a,b
+ push af
+ inc sp
+} by {
+ push bc
+ inc sp
+}
+replace {
+ ld a,d
+ push af
+ inc sp
+} by {
+ push de
+ inc sp
+}
+replace {
+ ld a,%1
+ sub a,#%2
+ jp m,%3
+ ld a,%1
+ sub a,#%4
+ jp p,%5
+} by {
+ ld a,%1
+ cp a,#%2
+ jp m,%3
+ cp a,#%4
+ jp p,%5
+}
+replace {
+ ld e,l
+ ld d,h
+ ld l,e
+ ld h,d
+} by {
+ ld e,l
+ ld d,h
+}
+replace {
+ ld %1,%2
+ ld %3,%4
+ ld %2,%1
+ ld %4,%3
+} by {
+ ld %1,%2
+ ld %3,%4
}
}
+