M2GenGCC.mod huge tidyup and removal of unused parameters and variables.

M2GenGCC.mod huge tidyup and removal of unused parameters and variables.

2021-09-26  Gaius Mulley  <gaius.mulley@southwales.ac.uk>

ChangeLog:

	* Makefile.in: Regenerated.

gcc/m2/ChangeLog:

	* gm2-compiler/M2GenGCC.mod (m2statement): Import list inserted
	identifier BuildFunctionCallTree.
	(ConvertQuadsToTree): Delete variable Prev.  Reformatted.
	(IsCompilingMainModule):  Reformatted.
	(CodeStatement): Remove unused parameters for many of the Code
	procedures.
	(ResolveConstantExpressions): Remove unused parameters for many of
	the Fold procedures.
	(CodeSaveException): replace variables exceptionCall and functValue.
	Use BuildFunctionCallTree to avoid an unused return result.
	(CodeRestoreException): Replace variables exceptionCall and
	functValue.  Use BuildFunctionCallTree to avoid an unused return result.
	(PopScope): Check return result.
	(CodeRange): Remove unused parameters.
	(CodeError): Remove unused parameters.
	(CodeStartModFile): Remove unused parameters.
	(CodeStartDefFile): Remove unused parameters and renamed existing
	parameters.
	(CodeEndFile): Remove unused parameters.
	(CodeInitStart): Remove unused parameters.
	(CodeInitStart): Reformatted.
	(CodeInitEnd): replace variables t and moduleTree.
	(CodeInitEnd): Reformatted.
	(CodeFinallyStart): Rewritten to remove unused parameters and
	renamed remaining parameters.
	(CodeFinallyEnd): replace variables t and moduleTree.
	(CodeFinallyEnd): Rewritten to remove unused parameters and
	renamed remaining parameters.
	(GetHighFromUnbounded): Commented out unused variable remainingDim.
	(MakeCopyUse): Insert variables Type and NewArray.  Reformatted.
	(BuildCascadedIfThenElsif): Reformatted.
	(CheckUnboundedNonVarParameter): Reformatted.
	(IsParameterWritten): Removed usused variable i.
	(AutoInitVariable): Removed usused variable i.
	(CodeNewLocalVar): Reformatted.
	(CodeKillLocalVar): Reformatted.
	(CodeProcedureScope): Reformatted.
	(CodeCall): Reformatted.
	(FoldBuiltin): Renamed parameter.
	(CodeFunctValue): Removed unused parameter.
	(CodeAddr): Removed unused parameter.
	(FoldBecomes): Delete variable t.  Removed unused parameter.
	(CodeTry): Removed all parameters.
	(CodeThrow): Removed unused parameters.
	(CodeCatchBegin): Reformatted.
	(checkDeclare): Reformatted and renamed parameters.  Removed
	unused parameters.
	(LValueToGenericPtr): Removed unused parameter and reformatted.
	(CodeAddCheck): Renamed parameters.
	(FoldSub): Renamed parameters.
	(CodeAddCheck): Renamed parameters.
	(CodeSubCheck): Renamed parameters.
	(FoldMult): Renamed parameters.
	(CodeSub): Renamed parameters.
	(CodeMultCheck): Rewritten and reformatted.
	(CodeDivM2Checked): Rewritten and reformatted.
	(CodeDivM2Check): Rewritten and reformatted.
	(CodeModM2Checked): Rewritten and reformatted.
	(CodeModM2Check): Rewritten and reformatted.
	(FoldDivM2): Rewritten and reformatted.
	(CodeDivM2): Rewritten and reformatted.
	(FoldModM2): Rewritten and reformatted.
	(FoldDivTrunc): Rewritten and reformatted.
	(FoldDivCeil): Rewritten and reformatted.
	(FoldDivFloor): Rewritten and reformatted.
	(FoldBuiltinConst): Rewritten and reformatted.
	(FoldBuiltinTypeInfo): Rewritten and reformatted.
	(CodeStandardFunction): Rewritten and reformatted.
	(CodeSavePriority): Rewritten and reformatted.
	(CodeRestorePriority): Rewritten and reformatted.
	(CodeUnarySet): Rewritten and reformatted.
	(FoldIfIn): Rewritten and reformatted.
	(GetSetLimits): Rewritten and reformatted.
	(CodeIncl): Rewritten and reformatted.
	(CodeExcl): Rewritten and reformatted.
	(FoldUnary): Rewritten and reformatted.
	(FoldUnarySet): Rewritten and reformatted.
	(CodeUnaryCheck): Rewritten and reformatted.
	(CodeUnary): Rewritten and reformatted.
	(CodeNegateChecked): Rewritten and reformatted.
	(CodeSize): Rewritten and reformatted.
	(FoldRecordField): Delete variables location and t.
	(BuildHighFromArray): Rewritten and reformatted.
	(BuildHighFromStaticArray): Rewritten and reformatted.
	(ResolveHigh): Rewritten and reformatted.
	(FoldHigh): Rewritten and reformatted.
	(CodeArray): Rewritten and reformatted.
	(FoldElementSizeForArray): Rewritten and reformatted.
	(FoldElementSizeForUnbounded): Rewritten and reformatted.
	(FoldConvert): Rewritten and reformatted.
	(CodeIfNotEqu): Rewritten and reformatted.
	(MixTypes3): Rewritten and reformatted.
	(AddQuadInformation): Rewritten and reformatted.
	(UndoReadWriteInfo): Rewritten and reformatted.
	(WriteQuad): Rewritten and reformatted.
	* gm2-gcc/m2statement.c (BuildFunctionCallTree): New function.
	* gm2-gcc/m2statement.def (BuildFunctionCallTree): New function.
	* gm2-gcc/m2statement.h (BuildFunctionCallTree): New function.

Signed-off-by: Gaius Mulley <gaius.mulley@southwales.ac.uk>