221 lines
6.4 KiB
Factor
221 lines
6.4 KiB
Factor
! Copyright (C) 2006, 2008 Slava Pestov.
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! See http://factorcode.org/license.txt for BSD license.
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USING: accessors arrays generic kernel kernel.private math
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memory namespaces make sequences layouts system hashtables
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classes alien byte-arrays combinators words sets fry ;
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IN: cpu.architecture
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! Labels
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TUPLE: label offset ;
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: <label> ( -- label ) label new ;
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: define-label ( name -- ) <label> swap set ;
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: resolve-label ( label/name -- ) dup label? [ get ] unless , ;
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! Register classes
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SINGLETON: int-regs
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SINGLETON: single-float-regs
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SINGLETON: double-float-regs
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UNION: float-regs single-float-regs double-float-regs ;
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UNION: reg-class int-regs float-regs ;
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! Mapping from register class to machine registers
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HOOK: machine-registers cpu ( -- assoc )
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! A pseudo-register class for parameters spilled on the stack
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SINGLETON: stack-params
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! Return values of this class go here
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GENERIC: return-reg ( register-class -- reg )
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! Sequence of registers used for parameter passing in class
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GENERIC: param-regs ( register-class -- regs )
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GENERIC: param-reg ( n register-class -- reg )
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M: object param-reg param-regs nth ;
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HOOK: two-operand? cpu ( -- ? )
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HOOK: %load-immediate cpu ( reg obj -- )
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HOOK: %load-reference cpu ( reg obj -- )
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HOOK: %peek cpu ( vreg loc -- )
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HOOK: %replace cpu ( vreg loc -- )
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HOOK: %inc-d cpu ( n -- )
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HOOK: %inc-r cpu ( n -- )
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HOOK: stack-frame-size cpu ( stack-frame -- n )
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HOOK: %call cpu ( word -- )
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HOOK: %jump-label cpu ( label -- )
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HOOK: %return cpu ( -- )
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HOOK: %dispatch cpu ( src temp offset -- )
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HOOK: %dispatch-label cpu ( word -- )
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HOOK: %slot cpu ( dst obj slot tag temp -- )
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HOOK: %slot-imm cpu ( dst obj slot tag -- )
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HOOK: %set-slot cpu ( src obj slot tag temp -- )
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HOOK: %set-slot-imm cpu ( src obj slot tag -- )
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HOOK: %string-nth cpu ( dst obj index temp -- )
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HOOK: %set-string-nth-fast cpu ( ch obj index temp -- )
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HOOK: %add cpu ( dst src1 src2 -- )
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HOOK: %add-imm cpu ( dst src1 src2 -- )
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HOOK: %sub cpu ( dst src1 src2 -- )
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HOOK: %sub-imm cpu ( dst src1 src2 -- )
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HOOK: %mul cpu ( dst src1 src2 -- )
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HOOK: %mul-imm cpu ( dst src1 src2 -- )
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HOOK: %and cpu ( dst src1 src2 -- )
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HOOK: %and-imm cpu ( dst src1 src2 -- )
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HOOK: %or cpu ( dst src1 src2 -- )
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HOOK: %or-imm cpu ( dst src1 src2 -- )
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HOOK: %xor cpu ( dst src1 src2 -- )
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HOOK: %xor-imm cpu ( dst src1 src2 -- )
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HOOK: %shl-imm cpu ( dst src1 src2 -- )
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HOOK: %shr-imm cpu ( dst src1 src2 -- )
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HOOK: %sar-imm cpu ( dst src1 src2 -- )
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HOOK: %not cpu ( dst src -- )
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HOOK: %log2 cpu ( dst src -- )
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HOOK: %fixnum-add cpu ( src1 src2 -- )
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HOOK: %fixnum-add-tail cpu ( src1 src2 -- )
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HOOK: %fixnum-sub cpu ( src1 src2 -- )
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HOOK: %fixnum-sub-tail cpu ( src1 src2 -- )
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HOOK: %fixnum-mul cpu ( src1 src2 temp1 temp2 -- )
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HOOK: %fixnum-mul-tail cpu ( src1 src2 temp1 temp2 -- )
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HOOK: %integer>bignum cpu ( dst src temp -- )
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HOOK: %bignum>integer cpu ( dst src temp -- )
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HOOK: %add-float cpu ( dst src1 src2 -- )
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HOOK: %sub-float cpu ( dst src1 src2 -- )
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HOOK: %mul-float cpu ( dst src1 src2 -- )
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HOOK: %div-float cpu ( dst src1 src2 -- )
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HOOK: %integer>float cpu ( dst src -- )
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HOOK: %float>integer cpu ( dst src -- )
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HOOK: %copy cpu ( dst src -- )
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HOOK: %copy-float cpu ( dst src -- )
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HOOK: %unbox-float cpu ( dst src -- )
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HOOK: %unbox-any-c-ptr cpu ( dst src temp -- )
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HOOK: %box-float cpu ( dst src temp -- )
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HOOK: %box-alien cpu ( dst src temp -- )
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HOOK: %alien-unsigned-1 cpu ( dst src -- )
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HOOK: %alien-unsigned-2 cpu ( dst src -- )
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HOOK: %alien-unsigned-4 cpu ( dst src -- )
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HOOK: %alien-signed-1 cpu ( dst src -- )
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HOOK: %alien-signed-2 cpu ( dst src -- )
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HOOK: %alien-signed-4 cpu ( dst src -- )
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HOOK: %alien-cell cpu ( dst src -- )
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HOOK: %alien-float cpu ( dst src -- )
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HOOK: %alien-double cpu ( dst src -- )
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HOOK: %set-alien-integer-1 cpu ( ptr value -- )
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HOOK: %set-alien-integer-2 cpu ( ptr value -- )
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HOOK: %set-alien-integer-4 cpu ( ptr value -- )
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HOOK: %set-alien-cell cpu ( ptr value -- )
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HOOK: %set-alien-float cpu ( ptr value -- )
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HOOK: %set-alien-double cpu ( ptr value -- )
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HOOK: %alien-global cpu ( dst symbol library -- )
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HOOK: %allot cpu ( dst size class temp -- )
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HOOK: %write-barrier cpu ( src card# table -- )
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HOOK: %gc cpu ( -- )
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HOOK: %prologue cpu ( n -- )
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HOOK: %epilogue cpu ( n -- )
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HOOK: %compare cpu ( dst temp cc src1 src2 -- )
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HOOK: %compare-imm cpu ( dst temp cc src1 src2 -- )
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HOOK: %compare-float cpu ( dst temp cc src1 src2 -- )
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HOOK: %compare-branch cpu ( label cc src1 src2 -- )
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HOOK: %compare-imm-branch cpu ( label cc src1 src2 -- )
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HOOK: %compare-float-branch cpu ( label cc src1 src2 -- )
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HOOK: %spill-integer cpu ( src n -- )
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HOOK: %spill-float cpu ( src n -- )
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HOOK: %reload-integer cpu ( dst n -- )
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HOOK: %reload-float cpu ( dst n -- )
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HOOK: %loop-entry cpu ( -- )
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! FFI stuff
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! Is this integer small enough to appear in value template
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! slots?
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HOOK: small-enough? cpu ( n -- ? )
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! Is this structure small enough to be returned in registers?
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HOOK: return-struct-in-registers? cpu ( c-type -- ? )
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! Do we pass this struct by value or hidden reference?
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HOOK: value-struct? cpu ( c-type -- ? )
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! If t, all parameters are shadowed by dummy stack parameters
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HOOK: dummy-stack-params? cpu ( -- ? )
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! If t, all FP parameters are shadowed by dummy int parameters
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HOOK: dummy-int-params? cpu ( -- ? )
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! If t, all int parameters are shadowed by dummy FP parameters
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HOOK: dummy-fp-params? cpu ( -- ? )
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HOOK: %prepare-unbox cpu ( -- )
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HOOK: %unbox cpu ( n reg-class func -- )
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HOOK: %unbox-long-long cpu ( n func -- )
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HOOK: %unbox-small-struct cpu ( c-type -- )
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HOOK: %unbox-large-struct cpu ( n c-type -- )
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HOOK: %box cpu ( n reg-class func -- )
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HOOK: %box-long-long cpu ( n func -- )
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HOOK: %prepare-box-struct cpu ( -- )
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HOOK: %box-small-struct cpu ( c-type -- )
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HOOK: %box-large-struct cpu ( n c-type -- )
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GENERIC: %save-param-reg ( stack reg reg-class -- )
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GENERIC: %load-param-reg ( stack reg reg-class -- )
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HOOK: %prepare-alien-invoke cpu ( -- )
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HOOK: %prepare-var-args cpu ( -- )
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M: object %prepare-var-args ;
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HOOK: %alien-invoke cpu ( function library -- )
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HOOK: %cleanup cpu ( params -- )
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M: object %cleanup ( params -- ) drop ;
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HOOK: %prepare-alien-indirect cpu ( -- )
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HOOK: %alien-indirect cpu ( -- )
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HOOK: %alien-callback cpu ( quot -- )
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HOOK: %callback-value cpu ( ctype -- )
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! Return to caller with stdcall unwinding (only for x86)
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HOOK: %callback-return cpu ( params -- )
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M: object %callback-return drop %return ;
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M: stack-params param-reg drop ;
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M: stack-params param-regs drop f ;
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