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expression processing: added support for inverse/reciprocal
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This commit is contained in:
Daniel 2025-05-10 09:36:02 +02:00
parent 7121329a17
commit 6d3c3164cf
3 changed files with 7 additions and 1 deletions
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4
package/src/ExpressionProcessing.jl
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@ -6,7 +6,7 @@ export Operator, ADD, SUBTRACT, MULTIPLY, DIVIDE, POWER, ABS, LOG, EXP, SQRT
export ElementType, EMPTY, FLOAT32, OPERATOR, VARIABLE, PARAMETER export ElementType, EMPTY, FLOAT32, OPERATOR, VARIABLE, PARAMETER
export ExpressionElement export ExpressionElement
@enum Operator ADD=1 SUBTRACT=2 MULTIPLY=3 DIVIDE=4 POWER=5 ABS=6 LOG=7 EXP=8 SQRT=9 @enum Operator ADD=1 SUBTRACT=2 MULTIPLY=3 DIVIDE=4 POWER=5 ABS=6 LOG=7 EXP=8 SQRT=9 INV=10
@enum ElementType EMPTY=0 FLOAT32=1 OPERATOR=2 VARIABLE=3 PARAMETER=4 @enum ElementType EMPTY=0 FLOAT32=1 OPERATOR=2 VARIABLE=3 PARAMETER=4
const binary_operators = [ADD, SUBTRACT, MULTIPLY, DIVIDE, POWER] const binary_operators = [ADD, SUBTRACT, MULTIPLY, DIVIDE, POWER]
@ -99,6 +99,8 @@ function get_operator(op::Symbol)::Operator
return EXP return EXP
elseif op == :sqrt elseif op == :sqrt
return SQRT return SQRT
elseif op == :inv
return INV
else else
throw("Operator unknown. Operator was $op") throw("Operator unknown. Operator was $op")
end end

2
package/src/Interpreter.jl
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@ -98,6 +98,8 @@ function interpret_expression(expressions::CuDeviceArray{ExpressionElement}, var
operationStack[operationStackTop] = exp(operationStack[operationStackTop]) operationStack[operationStackTop] = exp(operationStack[operationStackTop])
elseif opcode == SQRT elseif opcode == SQRT
operationStack[operationStackTop] = sqrt(operationStack[operationStackTop]) operationStack[operationStackTop] = sqrt(operationStack[operationStackTop])
elseif opcode == INV
operationStack[operationStackTop] = inv(operationStack[operationStackTop])
end end
else else
operationStack[operationStackTop] = NaN32 operationStack[operationStackTop] = NaN32

2
package/src/Transpiler.jl
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@ -316,6 +316,8 @@ function get_operation(operator::Operator, regManager::Utils.RegisterManager, le
ex2.approx.f32 $resultRegister, $resultRegister;" ex2.approx.f32 $resultRegister, $resultRegister;"
elseif operator == SQRT elseif operator == SQRT
resultCode = "sqrt.approx.f32 $resultRegister, $left;" resultCode = "sqrt.approx.f32 $resultRegister, $left;"
elseif operator == INV
resultCode = "rcp.approx.f32 $resultRegister, $left;"
else else
throw(ArgumentError("Operator conversion to ptx not implemented for '$operator'")) throw(ArgumentError("Operator conversion to ptx not implemented for '$operator'"))
end end