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riscv-gcc-1
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lvzhengyang
riscv-gcc-1
Commits
f3f69b68
Commit
f3f69b68
authored
Jul 07, 1996
by
Torbjorn Granlund
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(__udivsi3): Use faster tstw instead of btst.
From-SVN: r12407
parent
122a73f6
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gcc/config/m68k/lb1sf68.asm
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gcc/config/m68k/lb1sf68.asm
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f3f69b68
...
@@ -326,7 +326,7 @@ L4: lsrl IMM (1), d1 /* shift divisor */
...
@@ -326,7 +326,7 @@ L4: lsrl IMM (1), d1 /* shift divisor */
swap
d2
swap
d2
mulu
d0
,
d2
/*
high
part
,
at
most
17
bits
*/
mulu
d0
,
d2
/*
high
part
,
at
most
17
bits
*/
swap
d2
/*
align
high
part
with
low
part
*/
swap
d2
/*
align
high
part
with
low
part
*/
btst
IMM
(
0
),
d2
/*
high
part
17
bits
?
*/
tstw
d2
/*
high
part
17
bits
?
*/
jne
L5
/*
if
17
bits
,
quotient
was
too
large
*/
jne
L5
/*
if
17
bits
,
quotient
was
too
large
*/
addl
d2
,
d1
/*
add
parts
*/
addl
d2
,
d1
/*
add
parts
*/
jcs
L5
/*
if
sum
is
33
bits
,
quotient
was
too
large
*/
jcs
L5
/*
if
sum
is
33
bits
,
quotient
was
too
large
*/
...
...
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