Remove warnings about impure functions that might not be evaluated (-Wfunction-elimination)
Mark various MATLAB/MEX primitives as pure.kalman-mex
Sébastien Villemot
parent
e0bc9f29a1
commit
f23dd8c981
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@ -27,6 +27,9 @@
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! “contiguous” (which is always the case for C arrays). This will help the
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! Fortran compiler better optimize the code (in some cases, this will avoid
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! array copies)
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! – If the function has no side-effect, mark it as “pure”, to avoid gfortran
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! warnings when the function may not be evaluated depending on the branch
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! (-Wfunction-elimination)
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! Copyright © 2019-2023 Dynare Team
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!
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@ -80,32 +83,32 @@ module matlab_mat
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interface
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!! mxArray attributes
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logical(c_bool) function mxIsNumeric(pm) bind(c, name="mxIsNumeric"//API_VER)
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pure logical(c_bool) function mxIsNumeric(pm) bind(c, name="mxIsNumeric"//API_VER)
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use iso_c_binding
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type(c_ptr), intent(in), value :: pm
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end function mxIsNumeric
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logical(c_bool) function mxIsComplex(pm) bind(c, name="mxIsComplex"//API_VER)
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pure logical(c_bool) function mxIsComplex(pm) bind(c, name="mxIsComplex"//API_VER)
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use iso_c_binding
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type(c_ptr), intent(in), value :: pm
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end function mxIsComplex
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integer(c_size_t) function mxGetNumberOfElements(pm) bind(c, name="mxGetNumberOfElements"//API_VER)
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pure integer(c_size_t) function mxGetNumberOfElements(pm) bind(c, name="mxGetNumberOfElements"//API_VER)
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use iso_c_binding
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type(c_ptr), intent(in), value :: pm
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end function mxGetNumberOfElements
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integer(c_size_t) function mxGetM(pm) bind(c, name="mxGetM"//API_VER)
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pure integer(c_size_t) function mxGetM(pm) bind(c, name="mxGetM"//API_VER)
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use iso_c_binding
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type(c_ptr), intent(in), value :: pm
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end function mxGetM
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integer(c_size_t) function mxGetN(pm) bind(c, name="mxGetN"//API_VER)
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pure integer(c_size_t) function mxGetN(pm) bind(c, name="mxGetN"//API_VER)
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use iso_c_binding
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type(c_ptr), intent(in), value :: pm
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end function mxGetN
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logical(c_bool) function mxIsEmpty(pm) bind(c, name="mxIsEmpty"//API_VER)
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pure logical(c_bool) function mxIsEmpty(pm) bind(c, name="mxIsEmpty"//API_VER)
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use iso_c_binding
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type(c_ptr), intent(in), value :: pm
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end function mxIsEmpty
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@ -126,36 +129,36 @@ module matlab_mat
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end function mxCreateDoubleScalar
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! Noncomplex Float
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logical(c_bool) function mxIsScalar(array_ptr) bind(c, name="mxIsScalar"//API_VER)
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pure logical(c_bool) function mxIsScalar(array_ptr) bind(c, name="mxIsScalar"//API_VER)
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use iso_c_binding
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type(c_ptr), intent(in), value :: array_ptr
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end function mxIsScalar
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real(c_double) function mxGetScalar(pm) bind(c, name="mxGetScalar"//API_VER)
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pure real(c_double) function mxGetScalar(pm) bind(c, name="mxGetScalar"//API_VER)
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use iso_c_binding
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type(c_ptr), intent(in), value :: pm
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end function mxGetScalar
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logical(c_bool) function mxIsDouble(pm) bind(c, name="mxIsDouble"//API_VER)
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pure logical(c_bool) function mxIsDouble(pm) bind(c, name="mxIsDouble"//API_VER)
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use iso_c_binding
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type(c_ptr), intent(in), value :: pm
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end function mxIsDouble
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#if MX_HAS_INTERLEAVED_COMPLEX
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type(c_ptr) function mxGetDoubles_internal(pm) bind(c, name="mxGetDoubles"//API_VER)
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pure type(c_ptr) function mxGetDoubles_internal(pm) bind(c, name="mxGetDoubles"//API_VER)
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use iso_c_binding
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type(c_ptr), intent(in), value :: pm
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end function mxGetDoubles_internal
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#endif
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type(c_ptr) function mxGetPr_internal(pm) bind(c, name="mxGetPr"//API_VER)
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pure type(c_ptr) function mxGetPr_internal(pm) bind(c, name="mxGetPr"//API_VER)
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use iso_c_binding
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type(c_ptr), intent(in), value :: pm
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end function mxGetPr_internal
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! Noncomplex integer
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#if MX_HAS_INTERLEAVED_COMPLEX
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type(c_ptr) function mxGetInt32s_internal(pa) bind(c, name="mxGetInt32s"//API_VER)
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pure type(c_ptr) function mxGetInt32s_internal(pa) bind(c, name="mxGetInt32s"//API_VER)
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use iso_c_binding
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type(c_ptr), intent(in), value :: pa
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end function mxGetInt32s_internal
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@ -163,12 +166,12 @@ module matlab_mat
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! Complex Float
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#if MX_HAS_INTERLEAVED_COMPLEX
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type(c_ptr) function mxGetComplexDoubles_internal(pa) bind(c, name="mxGetComplexDoubles"//API_VER)
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pure type(c_ptr) function mxGetComplexDoubles_internal(pa) bind(c, name="mxGetComplexDoubles"//API_VER)
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use iso_c_binding
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type(c_ptr), intent(in), value :: pa
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end function mxGetComplexDoubles_internal
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#else
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type(c_ptr) function mxGetPi_internal(pm) bind(c, name="mxGetPi"//API_VER)
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pure type(c_ptr) function mxGetPi_internal(pm) bind(c, name="mxGetPi"//API_VER)
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use iso_c_binding
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type(c_ptr), intent(in), value :: pm
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end function mxGetPi_internal
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@ -182,40 +185,40 @@ module matlab_mat
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integer(mxComplexity), intent(in), value :: ComplexFlag
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end function mxCreateSparse
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logical(c_bool) function mxIsSparse(pm) bind(c, name="mxIsSparse"//API_VER)
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pure logical(c_bool) function mxIsSparse(pm) bind(c, name="mxIsSparse"//API_VER)
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use iso_c_binding
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type(c_ptr), intent(in), value :: pm
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end function mxIsSparse
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type(c_ptr) function mxGetIr(pm) bind(c, name="mxGetIr"//API_VER2)
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pure type(c_ptr) function mxGetIr(pm) bind(c, name="mxGetIr"//API_VER2)
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use iso_c_binding
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type(c_ptr), intent(in), value :: pm
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end function mxGetIr
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type(c_ptr) function mxGetJc(pm) bind(c, name="mxGetJc"//API_VER2)
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pure type(c_ptr) function mxGetJc(pm) bind(c, name="mxGetJc"//API_VER2)
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use iso_c_binding
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type(c_ptr), intent(in), value :: pm
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end function mxGetJc
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! Nonnumeric types
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type(c_ptr) function mxGetData(pm) bind(c, name="mxGetData"//API_VER)
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pure type(c_ptr) function mxGetData(pm) bind(c, name="mxGetData"//API_VER)
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use iso_c_binding
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type(c_ptr), intent(in), value :: pm
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end function mxGetData
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! Character
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logical(c_bool) function mxIsChar(pm) bind(c, name="mxIsChar"//API_VER)
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pure logical(c_bool) function mxIsChar(pm) bind(c, name="mxIsChar"//API_VER)
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use iso_c_binding
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type(c_ptr), intent(in), value :: pm
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end function mxIsChar
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! Logical
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logical(c_bool) function mxIsLogical(pm) bind(c, name="mxIsLogical"//API_VER)
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pure logical(c_bool) function mxIsLogical(pm) bind(c, name="mxIsLogical"//API_VER)
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use iso_c_binding
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type(c_ptr), intent(in), value :: pm
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end function mxIsLogical
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logical(c_bool) function mxIsLogicalScalar(array_ptr) bind(c, name="mxIsLogicalScalar"//API_VER)
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pure logical(c_bool) function mxIsLogicalScalar(array_ptr) bind(c, name="mxIsLogicalScalar"//API_VER)
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use iso_c_binding
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type(c_ptr), intent(in), value :: array_ptr
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end function mxIsLogicalScalar
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@ -226,13 +229,13 @@ module matlab_mat
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logical(mxLogical), intent(in), value :: value
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end function mxCreateLogicalScalar
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type(c_ptr) function mxGetLogicals_internal(array_ptr) bind(c, name="mxGetLogicals"//API_VER)
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pure type(c_ptr) function mxGetLogicals_internal(array_ptr) bind(c, name="mxGetLogicals"//API_VER)
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use iso_c_binding
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type(c_ptr), intent(in), value :: array_ptr
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end function mxGetLogicals_internal
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! Object
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logical(c_bool) function mxIsClass_internal(pm, classname) bind(c, name="mxIsClass"//API_VER)
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pure logical(c_bool) function mxIsClass_internal(pm, classname) bind(c, name="mxIsClass"//API_VER)
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use iso_c_binding
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type(c_ptr), intent(in), value :: pm
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character(c_char), dimension(*), intent(in) :: classname
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@ -247,12 +250,12 @@ module matlab_mat
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type(c_ptr), dimension(*), intent(in) :: fieldnames
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end function mxCreateStructMatrix_internal
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logical(c_bool) function mxIsStruct(pm) bind(c, name="mxIsStruct"//API_VER)
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pure logical(c_bool) function mxIsStruct(pm) bind(c, name="mxIsStruct"//API_VER)
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use iso_c_binding
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type(c_ptr), intent(in), value :: pm
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end function mxIsStruct
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type(c_ptr) function mxGetField_internal(pm, index, fieldname) bind(c, name="mxGetField"//API_VER2)
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pure type(c_ptr) function mxGetField_internal(pm, index, fieldname) bind(c, name="mxGetField"//API_VER2)
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use iso_c_binding
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import :: mwIndex
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type(c_ptr), intent(in), value :: pm
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@ -269,18 +272,18 @@ module matlab_mat
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character(c_char), dimension(*), intent(in) :: fieldname
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end subroutine mxSetField_internal
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integer(c_int) function mxGetNumberOfFields(pm) bind(c, name="mxGetNumberOfFields"//API_VER)
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pure integer(c_int) function mxGetNumberOfFields(pm) bind(c, name="mxGetNumberOfFields"//API_VER)
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use iso_c_binding
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type(c_ptr), intent(in), value :: pm
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end function mxGetNumberOfFields
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! Cell
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logical(c_bool) function mxIsCell(pm) bind(c, name="mxIsCell"//API_VER)
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pure logical(c_bool) function mxIsCell(pm) bind(c, name="mxIsCell"//API_VER)
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use iso_c_binding
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type(c_ptr), intent(in), value :: pm
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end function mxIsCell
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type(c_ptr) function mxGetCell_internal(pm, index) bind(c, name="mxGetCell"//API_VER2)
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pure type(c_ptr) function mxGetCell_internal(pm, index) bind(c, name="mxGetCell"//API_VER2)
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use iso_c_binding
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import :: mwIndex
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type(c_ptr), intent(in), value :: pm
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@ -351,7 +354,7 @@ contains
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call c_f_pointer(mxGetLogicals_internal(array_ptr), mxGetLogicals, [ mxGetNumberOfElements(array_ptr) ])
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end function mxGetLogicals
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logical(c_bool) function mxIsClass(pm, classname)
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pure logical(c_bool) function mxIsClass(pm, classname)
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type(c_ptr), intent(in) :: pm
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character(kind=c_char, len=*), intent(in) :: classname
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mxIsclass = mxIsclass_internal(pm, classname // c_null_char)
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@ -371,7 +374,7 @@ contains
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mxCreateStructMatrix = mxCreateStructMatrix_internal(m, n, size(fieldnames), fieldnames_ptr)
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end function mxCreateStructMatrix
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type(c_ptr) function mxGetField(pm, index, fieldname)
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pure type(c_ptr) function mxGetField(pm, index, fieldname)
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type(c_ptr), intent(in) :: pm
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integer(mwIndex), intent(in) :: index
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character(kind=c_char, len=*), intent(in) :: fieldname
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@ -386,7 +389,7 @@ contains
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call mxSetField_internal(pm, index-1, fieldname // c_null_char, pvalue)
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end subroutine mxSetField
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type(c_ptr) function mxGetCell(pm, index)
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pure type(c_ptr) function mxGetCell(pm, index)
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type(c_ptr), intent(in) :: pm
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integer(mwIndex), intent(in) :: index
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mxGetCell = mxGetCell_internal(pm, index-1)
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