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fixnum* intrinsic for x86

db4
Slava Pestov 2008-11-30 07:26:49 -06:00
parent 829364b94d
commit e7f4563374
7 changed files with 60 additions and 28 deletions
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2
basis/compiler/cfg/def-use/def-use.factor
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@ -18,6 +18,8 @@ M: ##string-nth defs-vregs dst/tmp-vregs ;
M: ##compare defs-vregs dst/tmp-vregs ;
M: ##compare-imm defs-vregs dst/tmp-vregs ;
M: ##compare-float defs-vregs dst/tmp-vregs ;
M: ##fixnum-mul defs-vregs [ temp1>> ] [ temp2>> ] bi 2array ;
M: ##fixnum-mul-tail defs-vregs [ temp1>> ] [ temp2>> ] bi 2array ;
M: insn defs-vregs drop f ;
M: ##unary uses-vregs src>> 1array ;

4
basis/compiler/cfg/instructions/instructions.factor
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@ -98,8 +98,8 @@ INSN: ##fixnum-add < ##fixnum-overflow ;
INSN: ##fixnum-add-tail < ##fixnum-overflow ;
INSN: ##fixnum-sub < ##fixnum-overflow ;
INSN: ##fixnum-sub-tail < ##fixnum-overflow ;
INSN: ##fixnum-mul < ##fixnum-overflow ;
INSN: ##fixnum-mul-tail < ##fixnum-overflow ;
INSN: ##fixnum-mul < ##fixnum-overflow temp1 temp2 ;
INSN: ##fixnum-mul-tail < ##fixnum-overflow temp1 temp2 ;
: ##tag-fixnum ( dst src -- ) tag-bits get ##shl-imm ; inline
: ##untag-fixnum ( dst src -- ) tag-bits get ##sar-imm ; inline

6
basis/compiler/cfg/intrinsics/intrinsics.factor
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@ -26,6 +26,7 @@ IN: compiler.cfg.intrinsics
math.private:both-fixnums?
math.private:fixnum+
math.private:fixnum-
math.private:fixnum*
math.private:fixnum+fast
math.private:fixnum-fast
math.private:fixnum-bitand
@ -89,16 +90,13 @@ IN: compiler.cfg.intrinsics
alien.accessors:set-alien-double
} [ t "intrinsic" set-word-prop ] each ;
: enable-fixnum*-intrinsic ( -- )
\ math.private:fixnum* t "intrinsic" set-word-prop ;
: emit-intrinsic ( node word -- node/f )
{
{ \ kernel.private:tag [ drop emit-tag iterate-next ] }
{ \ math.private:both-fixnums? [ drop emit-both-fixnums? iterate-next ] }
{ \ math.private:fixnum+ [ drop [ ##fixnum-add ] [ ##fixnum-add-tail ] emit-fixnum-overflow-op ] }
{ \ math.private:fixnum- [ drop [ ##fixnum-sub ] [ ##fixnum-sub-tail ] emit-fixnum-overflow-op ] }
{ \ math.private:fixnum* [ drop [ ##fixnum-mul ] [ ##fixnum-mul-tail ] emit-fixnum-overflow-op ] }
{ \ math.private:fixnum* [ drop [ i i ##fixnum-mul ] [ i i ##fixnum-mul-tail ] emit-fixnum-overflow-op ] }
{ \ math.private:fixnum+fast [ [ ^^add ] [ ^^add-imm ] emit-fixnum-op iterate-next ] }
{ \ math.private:fixnum-fast [ [ ^^sub ] [ ^^sub-imm ] emit-fixnum-op iterate-next ] }
{ \ math.private:fixnum-bitand [ [ ^^and ] [ ^^and-imm ] emit-fixnum-op iterate-next ] }

7
basis/compiler/codegen/codegen.factor
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@ -159,12 +159,15 @@ M: ##not generate-insn dst/src %not ;
: src1/src2 ( insn -- src1 src2 )
[ src1>> register ] [ src2>> register ] bi ; inline
: src1/src2/temp1/temp2 ( insn -- src1 src2 temp1 temp2 )
[ src1/src2 ] [ temp1>> register ] [ temp2>> register ] tri ; inline
M: ##fixnum-add generate-insn src1/src2 %fixnum-add ;
M: ##fixnum-add-tail generate-insn src1/src2 %fixnum-add-tail ;
M: ##fixnum-sub generate-insn src1/src2 %fixnum-sub ;
M: ##fixnum-sub-tail generate-insn src1/src2 %fixnum-sub-tail ;
M: ##fixnum-mul generate-insn src1/src2 %fixnum-mul ;
M: ##fixnum-mul-tail generate-insn src1/src2 %fixnum-mul-tail ;
M: ##fixnum-mul generate-insn src1/src2/temp1/temp2 %fixnum-mul ;
M: ##fixnum-mul-tail generate-insn src1/src2/temp1/temp2 %fixnum-mul-tail ;
: dst/src/temp ( insn -- dst src temp )
[ dst/src ] [ temp>> register ] bi ; inline

4
basis/cpu/architecture/architecture.factor
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@ -81,8 +81,8 @@ HOOK: %fixnum-add cpu ( src1 src2 -- )
HOOK: %fixnum-add-tail cpu ( src1 src2 -- )
HOOK: %fixnum-sub cpu ( src1 src2 -- )
HOOK: %fixnum-sub-tail cpu ( src1 src2 -- )
HOOK: %fixnum-mul cpu ( src1 src2 -- )
HOOK: %fixnum-mul-tail cpu ( src1 src2 -- )
HOOK: %fixnum-mul cpu ( src1 src2 temp1 temp2 -- )
HOOK: %fixnum-mul-tail cpu ( src1 src2 temp1 temp2 -- )
HOOK: %integer>bignum cpu ( dst src temp -- )
HOOK: %bignum>integer cpu ( dst src temp -- )

36
basis/cpu/ppc/ppc.factor
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@ -187,10 +187,13 @@ M: ppc %not NOT ;
[ 3 src1 MR 4 src2 MR ]
} cond ;
: clear-xer ( -- )
0 0 LI
0 MTXER ; inline
:: overflow-template ( src1 src2 insn func -- )
"no-overflow" define-label
0 0 LI
0 MTXER
clear-xer
scratch-reg src2 src1 insn call
scratch-reg ds-reg 0 STW
"no-overflow" get BNO
@ -201,8 +204,7 @@ M: ppc %not NOT ;
:: overflow-template-tail ( src1 src2 insn func -- )
"overflow" define-label
0 0 LI
0 MTXER
clear-xer
scratch-reg src2 src1 insn call
"overflow" get BO
scratch-reg ds-reg 0 STW
@ -224,32 +226,30 @@ M: ppc %fixnum-sub ( src1 src2 -- )
M: ppc %fixnum-sub-tail ( src1 src2 -- )
[ SUBFO. ] "overflow_fixnum_subtract" overflow-template-tail ;
M:: ppc %fixnum-mul ( src1 src2 -- )
M:: ppc %fixnum-mul ( src1 src2 temp1 temp2 -- )
"no-overflow" define-label
0 0 LI
0 MTXER
scratch-reg src1 tag-bits get SRAWI
scratch-reg scratch-reg src2 MULLWO.
scratch-reg ds-reg 0 STW
clear-xer
temp1 src1 tag-bits get SRAWI
temp2 temp1 src2 MULLWO.
temp2 ds-reg 0 STW
"no-overflow" get BNO
src2 src2 tag-bits get SRAWI
scratch-reg src2 move>args
temp1 src2 move>args
%prepare-alien-invoke
"overflow_fixnum_multiply" f %alien-invoke
"no-overflow" resolve-label ;
M:: ppc %fixnum-mul-tail ( src1 src2 -- )
M:: ppc %fixnum-mul-tail ( src1 src2 temp1 temp2 -- )
"overflow" define-label
0 0 LI
0 MTXER
scratch-reg src1 tag-bits get SRAWI
scratch-reg scratch-reg src2 MULLWO.
clear-xer
temp1 src1 tag-bits get SRAWI
temp2 temp1 src2 MULLWO.
"overflow" get BO
scratch-reg ds-reg 0 STW
temp2 ds-reg 0 STW
BLR
"overflow" resolve-label
src2 src2 tag-bits get SRAWI
scratch-reg src2 move>args
temp1 src2 move>args
%prepare-alien-invoke
"overflow_fixnum_multiply" f %alien-invoke-tail ;

29
basis/cpu/x86/x86.factor
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@ -145,6 +145,35 @@ M: x86 %fixnum-sub ( src1 src2 -- )
M: x86 %fixnum-sub-tail ( src1 src2 -- )
[ SUB ] [ ADD ] "overflow_fixnum_subtract" overflow-template-tail ;
M:: x86 %fixnum-mul ( src1 src2 temp1 temp2 -- )
"no-overflow" define-label
temp1 src1 MOV
temp1 tag-bits get SAR
src2 temp1 IMUL2
ds-reg [] temp1 MOV
"no-overflow" get JNO
src1 src2 move>args
param-reg-1 tag-bits get SAR
param-reg-2 tag-bits get SAR
%prepare-alien-invoke
"overflow_fixnum_multiply" f %alien-invoke
"no-overflow" resolve-label ;
M:: x86 %fixnum-mul-tail ( src1 src2 temp1 temp2 -- )
"overflow" define-label
temp1 src1 MOV
temp1 tag-bits get SAR
src2 temp1 IMUL2
"overflow" get JO
ds-reg [] temp1 MOV
0 RET
"overflow" resolve-label
src1 src2 move>args
param-reg-1 tag-bits get SAR
param-reg-2 tag-bits get SAR
%prepare-alien-invoke
"overflow_fixnum_multiply" f %alien-invoke-tail ;
: bignum@ ( reg n -- op )
cells bignum tag-number - [+] ; inline