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Addition of new patterns.

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This commit is contained in:
ceriel 1986-09-23 09:41:47 +00:00
parent 9092e509c6
commit a2599744f0
1 changed files with 17 additions and 0 deletions
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17
util/opt/patterns
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@ -1,5 +1,10 @@
"$Header$"
loc adi loc sbi $2==w && $4==w: loc $1-$3 adi w
inc dec:
inc loc adi $3==w: loc $1+1 adi w
inc loc sbi $3==w: loc $1-1 sbi w
dec loc adi $3==w: loc $1-1 adi w
dec loc sbi $3==w: loc $1+1 sbi w
ldc adi ldc sbi $2==2*w && $4==2*w: ldc $1-$3 adi 2*w
loc adi loc adi $2==w && $4==w: loc $1+$3 adi w
ldc adi ldc adi $2==2*w && $4==2*w: ldc $1+$3 adi 2*w
@ -24,6 +29,8 @@ cmi zgt $1==w: bgt $2
cmi zle $1==w: ble $2
cmi zlt $1==w: blt $2
cmi zne $1==w: bne $2
cmu zeq $1==w: beq $2
cmu zne $1==w: bne $2
dvi ngi $1==$2: ngi $1 dvi $1
lae adp : lae $1+$2
lae blm $2==w: loi w ste $1
@ -168,7 +175,13 @@ loc mlu $1==1 && $2==w:
ldc mlu $1==1 && $2==2*w:
loc sbi $1==1 && $2==w: dec
loc loe mli $3==w: loe $2 loc $1 mli w
loc loe adi loc $3==w: loe $2 loc $1 adi w loc $4
loc loe adi inc $3==w: loe $2 loc $1 adi w inc
loc loe adi dec $3==w: loe $2 loc $1 adi w dec
loc lol mli $3==w: lol $2 loc $1 mli w
loc lol adi loc $3==w: lol $2 loc $1 adi w loc $4
loc lol adi inc $3==w: lol $2 loc $1 adi w dec
loc lol adi dec $3==w: lol $2 loc $1 adi w dec
ldc lde mli $3==2*w: lde $2 ldc $1 mli 2*w
ldc lde adi $3==2*w: lde $2 ldc $1 adi 2*w
ldc ldl mli $3==2*w: ldl $2 ldc $1 mli 2*w
@ -368,6 +381,10 @@ zer loc defined($1) && $2==0: zer $1+w
#endif
loi loc and $1==1 && $3==w && ($2&255)==255: loi 1
loi loc loc cii $1<w && $2==w: loi $1 loc $2 loc $3 cui
loi loc loc cii loc and $1==1 && $2==1 && $3==w && $5==255 && $6==w: loi 1
loi loc loc cii loc cmi zeq $1==1 && $2==1 && $3==w && $5>=0 && $5<128 && $6==w: loi 1 loc $5 cmi w zeq $7
loi loc loc cii loc cmi zne $1==1 && $2==1 && $3==w && $5>=0 && $5<128 && $6==w: loi 1 loc $5 cmi w zne $7
loi loc loc cii loc loc ciu loc and $1==1 && $2==1 && $3==w && $5==w && $6==w && $8==255 && $9==w: loi 1
cmp teq : cms p teq
cmp tne : cms p tne
cmu teq defined($1): cms $1 teq