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Updated alien interface for x86

slava 2006-02-15 05:20:35 +00:00
parent 531dab7806
commit 92db0f8343
3 changed files with 54 additions and 14 deletions
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6
library/compiler/ppc/alien.factor
View File

@ -65,12 +65,6 @@ M: %alien-callback generate-node ( vop -- )
3 0 input load-indirect
"run_callback" f compile-c-call ;
: do-returns ( quot -- )
{ T{ int-regs } T{ float-regs f 8 } }
dup length [
rot [ >r [ cell * ] keep rot r> call ] keep
] 2each ;
: save-return 0 swap [ return-reg ] keep freg>stack ;
: load-return 0 swap [ return-reg ] keep stack>freg ;

58
library/compiler/x86/alien.factor
View File

@ -4,22 +4,64 @@ IN: compiler-backend
USING: alien assembler compiler inference kernel
kernel-internals lists math memory namespaces words ;
GENERIC: push-reg ( reg-class -- )
GENERIC: push-return-reg ( reg-class -- )
GENERIC: pop-return-reg ( reg-class -- )
M: int-regs push-reg drop EAX PUSH ;
M: int-regs push-return-reg drop EAX PUSH ;
M: int-regs pop-return-reg drop EAX POP ;
M: float-regs push-reg
ESP swap reg-size [ SUB { ESP } ] keep
4 = [ FSTPS ] [ FSTPL ] if ;
: FSTP 4 = [ FSTPS ] [ FSTPL ] if ;
M: float-regs push-return-reg
ESP swap reg-size [ SUB { ESP } ] keep FSTP ;
: FLD 4 = [ FLDS ] [ FLDL ] if ;
M: float-regs pop-return-reg
reg-size { ESP } over FLD ESP swap ADD ;
M: %unbox generate-node
drop 2 input f compile-c-call 1 input push-reg ;
drop 2 input f compile-c-call 1 input push-return-reg ;
M: %unbox-struct generate-node ( vop -- )
drop
! Increase stack size
ESP 2 input SUB
! Save destination address in EAX
EAX ESP MOV
! Load struct size
2 input PUSH
! Load destination address
EAX PUSH
! Copy the struct to the stack
"unbox_value_struct" f compile-c-call
! Clean up
EAX POP
ECX POP ;
M: %box generate-node
drop
0 input push-reg
1 input push-return-reg
2 input f compile-c-call
ESP 1 input reg-size ADD ;
M: %alien-callback generate-node ( vop -- )
drop
EAX 0 input load-indirect
EAX PUSH
"run_callback" f compile-c-call
EAX POP ;
M: %callback-value generate-node ( vop -- )
drop
! Call the unboxer
1 input f compile-c-call
ESP 0 input reg-size ADD ;
! Save return register
0 input push-return-reg
! Restore data/callstacks
"unnest_stacks" f compile-c-call
! Restore return register
0 input pop-return-reg ;
M: %cleanup generate-node
drop 0 input dup zero? [ drop ] [ ESP swap ADD ] if ;

4
library/compiler/x86/assembler.factor
View File

@ -278,6 +278,10 @@ M: operand CMP OCT: 071 2-operand ;
: FSTPS ( operand -- ) HEX: d9 assemble-1 (FSTP) ;
: FSTPL ( operand -- ) HEX: dd assemble-1 (FSTP) ;
: (FLD) BIN: 100 f HEX: 04 1-operand ;
: FLDS ( operand -- ) HEX: d9 assemble-1 (FLD) ;
: FLDL ( operand -- ) HEX: dd assemble-1 (FLD) ;
( SSE multimedia instructions )
: 2-operand-sse ( dst src op1 op2 -- )