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Overview
Comment:Eliminate the 'isBoolean' instruction in favour of using the type checking machinery
Timelines: family | ancestors | descendants | both | trunk
Files: files | file ages | folders
SHA3-256: 0718166269aff75a484dc7c9f126035491705e9f9b0fc3537cc4ab447617e909
User & Date: kbk 2018-12-27 04:12:30.524
Context
2019-11-19
03:52
Merge refactoring so that all direct operations interact correctly with the callframe. check-in: b9e2a13b96 user: kbk tags: trunk
2019-11-08
21:57
Refactor directSet to accept and return the callframe check-in: 26b53d7b5a user: kennykb tags: kbk-refactor-directops
2019-08-03
15:01
Starting to work on being able to write (most of) the stdlib in C; lots of things are not yet working... check-in: 63f2d78960 user: dkf tags: stdlib-in-c
2018-12-29
20:26
Open a branch for some experiments on refactoring callframe operations check-in: 7454a5228c user: kbk tags: kbk-refactor-callframe
2018-12-27
19:44
Very rough beginning of a refactored 'varargs' pass check-in: 7c9d400e5e user: kbk tags: notworking, kbk-refactor-varargs
04:12
Eliminate the 'isBoolean' instruction in favour of using the type checking machinery check-in: 0718166269 user: kbk tags: trunk
04:09
Eliminate the 'isBoolean' opcode in favour of 'instanceOf', to allow for type inferemce based on tryCvtToBoolean Closed-Leaf check-in: bd009801ca user: kbk tags: kbk-isBoolean
2018-12-18
15:12
OOPS: remove 'source' of unused file check-in: 3bf74c48dc user: kbk tags: trunk
Changes
Unified Diff Ignore Whitespace Patch
Changes to codegen/build.tcl.
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    #	An LLVM value reference.

    method invokeExpanded {arguments flags ec {resultName ""}} {
	my ExtractVector $arguments
	my call ${tcl.invoke.expanded} [list $len $ary $flags $ec] $resultName
    }

    # Builder:isBoolean(INT BOOLEAN) --
    #
    #	Test if a value is a boolean. Quadcode implementation ('isBoolean').
    #
    # Parameters:
    #	value -	The value to test, as an LLVM value reference.
    #	name (optional) -
    #		A name to give to the result value.
    #
    # Results:
    #	An LLVM INT value reference containing a boolean value.

    method isBoolean(INT\040BOOLEAN) {value {name ""}} {
	# We know we've got one by the type logic; this is trivial
	my cast(BOOLEAN) [Const true bool] $name
    }

    # Builder:isBoolean(STRING) --
    #
    #	Test if a value is a boolean. Quadcode implementation ('isBoolean').
    #
    # Parameters:
    #	value -	The value to test, as an LLVM value reference.
    #	name (optional) -
    #		A name to give to the result value.
    #
    # Results:
    #	An LLVM INT value reference containing a boolean value.

    method isBoolean(STRING) {value {name ""}} {
	my call ${tcl.isBoolean} [list $value [Const false bool]] $name
    }

    # Builder:isTrue(INT) --
    #
    #	Tests whether a given value will cause 'jumpTrue' to jump;
    #	Quadcode implementation('jumpTrue', 'jumpFalse')
    #
    # Parameters:
    #	value - The value to test, as an LLVM value reference.








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    #	An LLVM value reference.

    method invokeExpanded {arguments flags ec {resultName ""}} {
	my ExtractVector $arguments
	my call ${tcl.invoke.expanded} [list $len $ary $flags $ec] $resultName
    }


































    # Builder:isTrue(INT) --
    #
    #	Tests whether a given value will cause 'jumpTrue' to jump;
    #	Quadcode implementation('jumpTrue', 'jumpFalse')
    #
    # Parameters:
    #	value - The value to test, as an LLVM value reference.
︙︙
Changes to codegen/compile.tcl.
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			my SetErrorLine $errorCode \
			    [$b maybe [$b frame.value $res]]
		    }
		    my StoreResult $tgt $res
		}
		"bitor" - "bitxor" - "bitand" - "lshift" - "rshift" -
		"add" - "sub" - "mult" - "uminus" - "uplus" - "land" - "lor" -
		"isBoolean" - "eq" - "neq" - "lt" - "gt" - "le" - "ge" -
		"not" -
		"streq" - "bitnot" - "strcase" - "strclass" - "strcmp" -
		"strfind" - "strlen" - "strmap" - "strmatch" - "strrfind" -
		"strtrim" - "resolveCmd" - "arrayExists" - "directExists" -
		"arrayElementExists" - "directArrayExists" -
		"initArrayIfNotExists" - "extractScalar" - "extractArray" -
		"arraySet" - "arrayUnset" - "arrayGet" {








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			my SetErrorLine $errorCode \
			    [$b maybe [$b frame.value $res]]
		    }
		    my StoreResult $tgt $res
		}
		"bitor" - "bitxor" - "bitand" - "lshift" - "rshift" -
		"add" - "sub" - "mult" - "uminus" - "uplus" - "land" - "lor" -
		"eq" - "neq" - "lt" - "gt" - "le" - "ge" -
		"not" -
		"streq" - "bitnot" - "strcase" - "strclass" - "strcmp" -
		"strfind" - "strlen" - "strmap" - "strmatch" - "strrfind" -
		"strtrim" - "resolveCmd" - "arrayExists" - "directExists" -
		"arrayElementExists" - "directArrayExists" -
		"initArrayIfNotExists" - "extractScalar" - "extractArray" -
		"arraySet" - "arrayUnset" - "arrayGet" {
︙︙
Changes to quadcode/pre.tcl.
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	    dictLappend dictSet dictSetOrUnset dictSize dictUnset
	    div
	    eq expand exists expon extractArray extractCallFrame extractExists
	    extractFail extractMaybe extractScalar
	    frameArgs frameDepth
	    ge gt
	    initIfNotExists
	    instanceOf isBoolean
	    le
	    listAppend listConcat listIn listIndex listLength listRange
	    listSet
	    lshift lt
	    maptoint mod moveFromCallFrame mult
	    narrowToType neq not
	    purify








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	    dictLappend dictSet dictSetOrUnset dictSize dictUnset
	    div
	    eq expand exists expon extractArray extractCallFrame extractExists
	    extractFail extractMaybe extractScalar
	    frameArgs frameDepth
	    ge gt
	    initIfNotExists
	    instanceOf
	    le
	    listAppend listConcat listIn listIndex listLength listRange
	    listSet
	    lshift lt
	    maptoint mod moveFromCallFrame mult
	    narrowToType neq not
	    purify
︙︙
Changes to quadcode/translate.tcl.
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		my quads copy $res $val
	    }
	    tryCvtToNumeric {	# No effect on value
	    }
	    tryCvtToBoolean {	# Push whether we're dealing with a boolean
		set val [list temp [expr {$depth - 1}]]
		set res [list temp $depth]





		my quads isBoolean $res $val

	    }
	    numericType -
	    resolveCmd -
	    strlen {		# Unary operations
		set v0 [list temp [incr depth -1]]
		set r $v0
		my quads [lindex $insn 0] $r $v0








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		my quads copy $res $val
	    }
	    tryCvtToNumeric {	# No effect on value
	    }
	    tryCvtToBoolean {	# Push whether we're dealing with a boolean
		set val [list temp [expr {$depth - 1}]]
		set res [list temp $depth]
		set typecode [quadcode::dataType::typeUnion \
				  $quadcode::dataType::IMPURE \
				  $quadcode::dataType::BOOLEAN]
		set v0 [list temp [incr depth -1]]
		set r $v0
		my quads [list instanceOf $typecode \
			   [quadcode::nameOfType $typecode]] $res $val
	    }
	    numericType -
	    resolveCmd -
	    strlen {		# Unary operations
		set v0 [list temp [incr depth -1]]
		set r $v0
		my quads [lindex $insn 0] $r $v0
︙︙
Changes to quadcode/types.tcl.
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	dictExists -
	foreachMayStep -
	dictIterDone -
	eq -
	ge -
	gt -
	instanceOf -
	isBoolean -
	land -
	le -
	lor -
	lt -
	neq -
	strclass -
	streq -








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	dictExists -
	foreachMayStep -
	dictIterDone -
	eq -
	ge -
	gt -
	instanceOf -

	land -
	le -
	lor -
	lt -
	neq -
	strclass -
	streq -
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