diff options
Diffstat (limited to 'src')
| -rw-r--r-- | src/ChangeLog | 10 | ||||
| -rw-r--r-- | src/interp/compiler.boot | 15 | ||||
| -rw-r--r-- | src/interp/g-opt.boot | 5 |
3 files changed, 22 insertions, 8 deletions
diff --git a/src/ChangeLog b/src/ChangeLog index 4e86d93b..fcc54354 100644 --- a/src/ChangeLog +++ b/src/ChangeLog @@ -1,5 +1,15 @@ 2012-02-26 Gabriel Dos Reis <gdr@cs.tamu.edu> + * interp/compiler.boot (emitLocalCallInsn): Mark external + operators as such, and local functions as such. + (freeVarUsage): Do not count external and local functions. + (extractCode): Tidy. Handle closure literals. + * interp/g-opt.boot (optCall): Optimize external calls where + possible. + %external is a side-effect free operator. + +2012-02-26 Gabriel Dos Reis <gdr@cs.tamu.edu> + * interp/g-util.boot (usedSymbol?): Remove. (bindingForm?): New. (usesVariable?): Likewise. diff --git a/src/interp/compiler.boot b/src/interp/compiler.boot index 1087b07e..f3420579 100644 --- a/src/interp/compiler.boot +++ b/src/interp/compiler.boot @@ -211,8 +211,9 @@ emitLocalCallInsn: (%Symbol,%List %Code,%Env) -> %Code emitLocalCallInsn(op,args,e) == op' := -- Find out the linkage name for `op'. get(op,"%Link",e) or encodeLocalFunctionName op - get(op,"%Lang",e) => [op',:args] -- non-Spad calling convention - [op',:args,"$"] + get(op,"%Lang",e) => -- non-Spad calling convention + ['%call,['%external,op'],:args] + ['%call,['%closure,['%function,op'],'$],:args] applyMapping([op,:argl],m,e,ml) == #argl ~= #ml-1 => nil @@ -235,8 +236,8 @@ applyMapping([op,:argl],m,e,ml) == T() == [.,.,e]:= comp(x,m',e) or return "failed" if argl' is "failed" then return nil form:= - symbol? op and not symbolMember?(op,$formalArgList) and null (u := get(op,"value",e)) => - emitLocalCallInsn(op,argl',e) + symbol? op and not symbolMember?(op,$formalArgList) + and (u := get(op,"value",e)) = nil => emitLocalCallInsn(op,argl',e) -- Compiler synthetized operators are inline. u ~= nil and u.expr is ["XLAM",:.] => ['%call,u.expr,:argl'] ['%call,['%apply,op],:argl'] @@ -263,8 +264,9 @@ freeVarUsage([.,vars,body],env) == free getmode(u,e) = nil => free [[u,:1],:free] + atomic? u => free op := u.op - op in '(QUOTE GO function) => free + op in '(GO %external %function function) => free op in '(LAMBDA %lambda) => bound := setUnion(u.absParms,bound) for v in CDDR u repeat @@ -358,8 +360,9 @@ compWithMappingMode(x,m is ["Mapping",m',:sl],oldE) == [finishLambdaExpression(fun,e),m,oldE] extractCode(u,vars) == - u is ['%call,['%apply,a],: =vars] => a u is ['%call,[q,:etc],: =vars] and q in '(ELT CONST) => ['%tref,:etc] + u is ['%call,['%apply,a],: =vars] => a + u is ['%call,['%closure,:.],: =vars] => first u.args ['%closure,['%function,['%lambda,[:vars,'$],u]],'$] compExpression(x,m,e) == diff --git a/src/interp/g-opt.boot b/src/interp/g-opt.boot index 51bc8cef..d771739b 100644 --- a/src/interp/g-opt.boot +++ b/src/interp/g-opt.boot @@ -547,9 +547,10 @@ optCall (x is ['%call,:u]) == x.first := op x.rest := [:a,env] x - fn is ['%function,op] => + fn is ['%external,op] => x.first := op x.rest := a + opt := op has OPTIMIZE => resetTo(x,apply(opt,x,nil)) x fn is ['ELT,:.] => emitIndirectCall(fn,a,x) fn is ['CONST,R,n] => ['spadConstant,R,n] @@ -656,7 +657,7 @@ $VMsideEffectFreeOperators == %bitvecnot %bitvecand %bitvecnand %bivecor %bitvecnor %bitvecxor %bitveccopy %bitvecconc %bitveclength %bitvecref %bitveceq %bitveclt %before? %equal %sptreq %ident? %property %tref - %void %retract %pullback %lambda %closure) + %void %retract %pullback %lambda %closure %external) ++ List of simple VM operators $simpleVMoperators == |