Intel Fortran Language Reference - NCI National Facility

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Intel Fortran Language Reference xxxiv
Overview 1 This chapter discusses Intel® Fortran standards conformance and language compatibility, and provides an overview of new features, Fortran 95, Fortran 90, and Fortran 2003 features. Figure 1-1 Graphic Representation of Intel Fortran Fortran 90 FORTRAN 77 Fortran 95 Fortran Extensions Fortran 95 includes Fortran 90 and most features of FORTRAN 77. Fortran 90 is a superset that includes FORTRAN 77. Intel Fortran fully supports the Fortran 95, Fortran 90, and FORTRAN 77 Standards. 1-1
Page 1 and 2: Intel ® Fortran Language Reference
Page 3 and 4: Contents About This Manual Product
Page 5 and 6: Contents Variables ................
Page 7 and 8: Contents Chapter 6 Chapter 7 Dynami
Page 9 and 10: Contents %LOC Function ............
Page 11 and 12: Contents DREAL ....................
Page 13 and 14: Contents MINLOC ...................
Page 15 and 16: Contents Chapter 10 Data Transfer I
Page 17 and 18: Contents SP Editing................
Page 19 and 20: Contents DISPOSE Specifier ........
Page 21 and 22: Contents PSECT Directive ..........
Page 23 and 24: Contents Alternative Form for Namel
Page 25 and 26: About This Manual This manual conta
Page 27 and 28: About This Manual • Links to user
Page 29 and 30: About This Manual Most Intel docume
Page 31 and 32: About This Manual Intel Fortran Thi
Page 33: About This Manual xxxiii
Page 37 and 38: Overview 1 • A double colon is no
Page 39 and 40: Overview 1 Improved Features The fo
Page 41 and 42: Overview 1 • Array operations and
Page 43 and 44: Overview 1 • Additional intrinsic
Page 45 and 46: Program Structure, Characters, and
Page 61 and 62: Data Types, Constants, and Variable
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Data Types, Constants, and Variable
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Expressions and Assignment Statemen
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Specification Statements 5 A specif
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Specification Statements 5 REAL[([K
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Specification Statements 5 An objec
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Specification Statements 5 Table 5-
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Specification Statements 5 When an
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Specification Statements 5 • “E
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Specification Statements 5 The arra
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Specification Statements 5 Assumed-
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Specification Statements 5 • “U
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Specification Statements 5 Rules an
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Specification Statements 5 • “R
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Specification Statements 5 Named co
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Specification Statements 5 The foll
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Specification Statements 5 As a For
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Specification Statements 5 EQUIVALE
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Specification Statements 5 INTEGER(
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Specification Statements 5 Table 5-
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Specification Statements 5 CHARACTE
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Specification Statements 5 Figure 5
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Specification Statements 5 Examples
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Specification Statements 5 IMPLICIT
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Specification Statements 5 INTENT(I
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Specification Statements 5 NAMELIST
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Specification Statements 5 Rules an
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Specification Statements 5 For exam
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Specification Statements 5 Examples
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Specification Statements 5 MODULE S
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Specification Statements 5 When a S
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VOLATILE Attribute and Statement Sp
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Dynamic Allocation 6 Data objects c
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Dynamic Allocation 6 See Also •
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Dynamic Allocation 6 In contrast to
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Dynamic Allocation 6 Note that when
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Dynamic Allocation 6 After these st
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Execution Control 7 A program norma
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Execution Control 7 label Is the la
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Execution Control 7 ... ASSIGN 10 T
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Execution Control 7 If the Value of
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Execution Control 7 INTEGER L(20) C
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Execution Control 7 • When the ca
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Execution Control 7 You cannot use
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Execution Control 7 CALL SUB_A(Y) E
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Execution Control 7 END DO The DO b
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Execution Control 7 DO 100 K=1,50,2
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Execution Control 7 In a nested DO
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Execution Control 7 DO WHILE Statem
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Execution Control 7 Rules and Behav
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Execution Control 7 Depending on th
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Execution Control 7 You can include
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Execution Control 7 Form Example bl
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Execution Control 7 Effect on Linux
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Execution Control 7 • Appendix A,
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Program Units and Procedures 8 A Fo
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Program Units and Procedures 8 [PRO
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Program Units and Procedures 8 An a
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Program Units and Procedures 8 If a
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Program Units and Procedures 8 •
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Program Units and Procedures 8 BLOC
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Program Units and Procedures 8 Rule
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Program Units and Procedures 8 See
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Program Units and Procedures 8 The
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Program Units and Procedures 8 RESU
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Program Units and Procedures 8 Stat
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Program Units and Procedures 8 Exte
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Program Units and Procedures 8 If a
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Program Units and Procedures 8 Opti
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Program Units and Procedures 8 If t
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Program Units and Procedures 8 Exam
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Program Units and Procedures 8 INTE
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Program Units and Procedures 8 INTE
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CONTAINS Statement Program Units an
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Program Units and Procedures 8 ENTR
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Intrinsic Procedures 9 Intrinsic pr
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Intrinsic Procedures 9 This chapter
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Intrinsic Procedures 9 Table 9-2 Ca
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Intrinsic Procedures 9 Table 9-3 Su
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Intrinsic Procedures 9 Table 9-4 Sp
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Intrinsic Procedures 9 Negative int
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Intrinsic Procedures 9 Class: Argum
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Intrinsic Procedures 9 Results: The
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Intrinsic Procedures 9 Specific Nam
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Intrinsic Procedures 9 Arguments: R
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Intrinsic Procedures 9 Syntax: resu
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Intrinsic Procedures 9 PTR => TAR P
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Intrinsic Procedures 9 ATAN2D ATAND
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Intrinsic Procedures 9 CEILING CHAR
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Intrinsic Procedures 9 Examples If
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Intrinsic Procedures 9 CONJG •
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Intrinsic Procedures 9 Arguments: x
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Intrinsic Procedures 9 CPU_TIME Exa
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Intrinsic Procedures 9 CSHIFT (V, S
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Intrinsic Procedures 9 time (opt) z
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Intrinsic Procedures 9 Syntax: Clas
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Intrinsic Procedures 9 Results: If
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Intrinsic Procedures 9 EOF Descript
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Intrinsic Procedures 9 Examples If
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Intrinsic Procedures 9 Example CALL
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Intrinsic Procedures 9 GETARG retur
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Intrinsic Procedures 9 value (opt)
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Intrinsic Procedures 9 write (*,*)
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Intrinsic Procedures 9 IBCHNG Descr
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Intrinsic Procedures 9 string subst
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Intrinsic Procedures 9 j Must be of
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Intrinsic Procedures 9 Example Cons
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Intrinsic Procedures 9 LEN Descript
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Intrinsic Procedures 9 Examples LGE
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Intrinsic Procedures 9 The result i
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Intrinsic Procedures 9 MAXEXPONENT
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Intrinsic Procedures 9 MAXLOC (A, D
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Intrinsic Procedures 9 Examples For
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Intrinsic Procedures 9 Arguments: a
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Intrinsic Procedures 9 Examples The
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Intrinsic Procedures 9 enddo enddo
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Intrinsic Procedures 9 Example Cons
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Intrinsic Procedures 9 ! MYPROG.F90
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Intrinsic Procedures 9 The result i
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Intrinsic Procedures 9 PRECISION De
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Intrinsic Procedures 9 Examples PRO
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Intrinsic Procedures 9 QFLOAT Descr
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Intrinsic Procedures 9 Example In R
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Intrinsic Procedures 9 Arguments: s
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Intrinsic Procedures 9 RESHAPE Desc
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Intrinsic Procedures 9 Example SHAP
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Intrinsic Procedures 9 SIN Descript
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Intrinsic Procedures 9 Arguments: a
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Intrinsic Procedures 9 Examples SPR
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Intrinsic Procedures 9 123 C is the
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Intrinsic Procedures 9 TAND Descrip
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Intrinsic Procedures 9 Element (i,
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Intrinsic Procedures 9 mask field R
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Data Transfer I/O Statements 10 Inp
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Data Transfer I/O Statements 10 io-
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Data Transfer I/O Statements 10 If
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Data Transfer I/O Statements 10 I/O
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Data Transfer I/O Statements 10 I/O
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Data Transfer I/O Statements 10 •
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Data Transfer I/O Statements 10 Exa
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Data Transfer I/O Statements 10 io-
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Data Transfer I/O Statements 10 —
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Data Transfer I/O Statements 10 gro
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Data Transfer I/O Statements 10 If
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Data Transfer I/O Statements 10 Arr
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Data Transfer I/O Statements 10 A d
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Data Transfer I/O Statements 10 For
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Data Transfer I/O Statements 10 See
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Data Transfer I/O Statements 10 Exa
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Data Transfer I/O Statements 10 Rul
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Data Transfer I/O Statements 10 CHA
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I/O Formatting 11 A format appearin
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I/O Formatting 11 When a formatted
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I/O Formatting 11 PRINT '("NUM can'
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I/O Formatting 11 r Is a repeat spe
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I/O Formatting 11 In input records,
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I/O Formatting 11 Format Value Outp
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I/O Formatting 11 The field consist
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I/O Formatting 11 Real data edit de
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I/O Formatting 11 For the E edit de
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I/O Formatting 11 EN Editing The EN
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I/O Formatting 11 Rules for Input P
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I/O Formatting 11 Table 11-2 Effect
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I/O Formatting 11 Format Value Outp
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I/O Formatting 11 Table 11-3 Size L
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I/O Formatting 11 Terminating Short
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I/O Formatting 11 Blank interpretat
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I/O Formatting 11 WRITE (6,99) K 99
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I/O Formatting 11 On input, when an
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I/O Formatting 11 The following lin
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I/O Formatting 11 Although no strin
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I/O Formatting 11 Variable Format E
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I/O Formatting 11 Table 11-5 Contro
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I/O Formatting 11 Example 11-1 Inte
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File Operation I/O Statements 12 Th
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File Operation I/O Statements 12
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INQUIRE Statement File Operation I/
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File Operation I/O Statements 12 Se
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File Operation I/O Statements 12 bf
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File Operation I/O Statements 12 'N
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File Operation I/O Statements 12 PA
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File Operation I/O Statements 12 'S
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File Operation I/O Statements 12 OP
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File Operation I/O Statements 12 Ta
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File Operation I/O Statements 12 bl
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File Operation I/O Statements 12 CA
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File Operation I/O Statements 12 ..
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File Operation I/O Statements 12
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File Operation I/O Statements 12 OR
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File Operation I/O Statements 12 RE
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File Operation I/O Statements 12 Wh
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File Operation I/O Statements 12 'R
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File Operation I/O Statements 12 RE
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Compilation Control Statements 13 I
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Compilation Control Statements 13 E
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Directive Enhanced Compilation 14 D
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Directive Enhanced Compilation 14
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Directive Enhanced Compilation 14 O
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Directive Enhanced Compilation 14 a
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Directive Enhanced Compilation 14 a
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Directive Enhanced Compilation 14 A
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Directive Enhanced Compilation 14 S
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Directive Enhanced Compilation 14 D
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Directive Enhanced Compilation 14 F
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Directive Enhanced Compilation 14 Y
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Directive Enhanced Compilation 14 R
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Directive Enhanced Compilation 14 M
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Directive Enhanced Compilation 14 I
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Directive Enhanced Compilation 14 N
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Directive Enhanced Compilation 14 !
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Directive Enhanced Compilation 14 E
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Directive Enhanced Compilation 14 T
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Directive Enhanced Compilation 14 b
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Directive Enhanced Compilation 14 C
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Directive Enhanced Compilation 14 W
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Directive Enhanced Compilation 14 c
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Directive Enhanced Compilation 14 S
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Directive Enhanced Compilation 14 A
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Scope and Association 15 Scope Prog
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Scope and Association 14 Table 15-1
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Scope and Association 14 • Within
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Scope and Association 14 program un
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Scope and Association 14 1. If both
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Scope and Association 14 Execution
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Scope and Association 14 When a poi
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Scope and Association 14 Table 15-2
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Deleted and Obsolescent Language Fe
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Deleted and Obsolescent Language Fe
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Additional Language Features B To f
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Additional Language Features B Exam
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Additional Language Features B FIND
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Additional Language Features B EXTE
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Additional Language Features B expr
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Alternative Syntax for the DELETE S
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Additional Language Features B •
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Additional Language Features B Stru
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Additional Language Features B Figu
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Additional Language Features B See
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Additional Language Features B Figu
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Additional Language Features B You
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Additional Language Features B Exam
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The ASCII Character Set for Linux S
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The ASCII Character Set for Linux S
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Data Representation Models D Severa
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Data Representation Models D i= (-
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Run-Time Library Routines E Intel®
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Run-Time Library Routines E Table E
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Run-Time Library Routines E QuickWi
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Run-Time Library Routines E USE IFA
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Summary of Language Extensions F Th
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Summary of Language Extensions F
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Summary of Language Extensions F JI
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Glossary This glossary contains ter
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Glossary array pointer A pointer to
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Glossary bit field A contiguous gro
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Glossary compilation unit The sourc
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Glossary data item A unit of data (
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Glossary derived type A data type t
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Glossary end-of-file The condition
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Glossary file access The way record
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Glossary H handle A value (often, b
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Glossary interface block The sequen
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Glossary listing A printed copy of
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Glossary module procedure A subrout
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Glossary operand The passive elemen
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Glossary • A constant subobject (
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Glossary • For a data object, the
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Glossary seed A value (which can be
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Glossary statement keyword A word t
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Glossary substring A contiguous por
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Glossary use association The proces
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Index Symbols ! See Exclamation poi
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Index ALIGN option for ATTRIBUTES d
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Index ARRAY_VISUALIZER option for A
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Index ATAN2 function, 9-30 ATAN2D f
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Index Block IF statement, 7-26 See
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Index cDEC$ VECTOR UNALIGNED direct
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Index scope of, 15-2 variables in,
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Index integer, 3-4 literal, 3-1 log
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Index Data abstraction example of,
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Index union, B-19 DECLARE directive
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Index NODECLARE, 14-17 NOFREEFORM,
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Index logical, 11-25 real and compl
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Index EXTERNAL attribute and statem
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Index definition of, 11-2 examples
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Index VECTOR ALWAYS (i32), 14-42 VE
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Index definition of, 10-4 inquiring
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Index NAMED specifier in, 12-15 NEX
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Index scope of, 15-2 Internal READ
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Index KIDNNT function, 9-116 KIEOR
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Index Logical I/O units, 10-4 See a
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Index MODULE statement, 8-4 example
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Index Nonexecutable statements, 2-2
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Index data scope attribute clauses
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Index assigning values to targets o
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Index Pure procedures, 8-14 example
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Index EN, 11-19 ES, 11-20 F, 11-15
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Index Result variables in ENTRY sta
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Index SHARED specifier in OPEN stat
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Index EQUIVALENCE, 5-29 executable
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Index See also Internal subprograms
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Index pointer NULL, 9-118 TRANSPOSE
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Index VECTOR UNALIGNED directive (i
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