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More INC optimisation in loops

This commit is contained in:
Andrew Alderwick 2021-08-26 23:50:27 +01:00
parent 93a4802782
commit 0e236eeb91
1 changed files with 4 additions and 5 deletions
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9
projects/examples/demos/font.tal
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@ -7,7 +7,6 @@
%RTN { JMP2r } %RTN { JMP2r }
%TOS { #00 SWP } %TOS { #00 SWP }
%INCR { SWP INC SWP }
( devices ) ( devices )
@ -138,18 +137,18 @@ RTN
STH STH
( get addr ) DUP TOS #30 SFT2 #30 SFT2k ROT POP ADD2 ;font-data #0100 ++ ++ .Screen/addr DEO2 ( get addr ) DUP TOS #30 SFT2 #30 SFT2k ROT POP ADD2 ;font-data #0100 ++ ++ .Screen/addr DEO2
( get width ) TOS ;font-data ++ LDA TOS ( get width ) TOS ;font-data ++ LDA TOS
#00 #03 #0300
&ver &ver
#00 #03 #0300
&hor &hor
STHkr .Screen/sprite DEO STHkr .Screen/sprite DEO
.Screen/x DEI2 #0008 ++ .Screen/x DEO2 .Screen/x DEI2 #0008 ++ .Screen/x DEO2
.Screen/addr DEI2 #0008 ++ .Screen/addr DEO2 .Screen/addr DEI2 #0008 ++ .Screen/addr DEO2
INCR LTHk ,&hor JCN INC GTHk ,&hor JCN
POP2 POP2
.Screen/y DEI2 #0008 ++ .Screen/y DEO2 .Screen/y DEI2 #0008 ++ .Screen/y DEO2
.Screen/x DEI2 #0018 -- .Screen/x DEO2 .Screen/x DEI2 #0018 -- .Screen/x DEO2
INCR LTHk ,&ver JCN INC GTHk ,&ver JCN
POP2 POP2
.Screen/y DEI2 #0018 -- .Screen/y DEO2 .Screen/y DEI2 #0018 -- .Screen/y DEO2
( use width ) .Screen/x DEI2 ++ .Screen/x DEO2 ( use width ) .Screen/x DEI2 ++ .Screen/x DEO2