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jmc |
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C $Header: /u/gcmpack/MITgcm/eesupp/src/fool_the_compiler.F,v 1.9 2009/08/02 20:16:14 jmc Exp $ |
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cnh |
1.6 |
C $Name: $ |
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adcroft |
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#include "CPP_EEOPTIONS.h" |
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cnh |
1.1 |
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jmc |
1.9 |
C-- File fool_the_compiler.F: Routines to prevent compiler to skip pieces of code |
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C-- Contents |
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C-- o FOOL_THE_COMPILER |
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C-- o FOOL_THE_COMPILER_R8 |
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jmc |
1.10 |
C-- o FOOL_THE_COMPILER_RL |
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jmc |
1.9 |
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C---+----1----+----2----+----3----+----4----+----5----+----6----+----7-|--+----| |
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cnh |
1.6 |
CBOP |
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C !ROUTINE: FOOL_THE_COMPILER |
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C !INTERFACE: |
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adcroft |
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SUBROUTINE FOOL_THE_COMPILER( foolishArg ) |
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cnh |
1.6 |
C !DESCRIPTION: |
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C *=================================================================* |
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jmc |
1.9 |
C | SUBROUTINE FOOL\_THE\_COMPILER |
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C | o Dummy routine used to supress compiler behavior. |
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cnh |
1.6 |
C *=================================================================* |
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jmc |
1.9 |
C | Routine is used to stop compiler optimizations in which global |
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C | data is held in a register while it is updated by a separate |
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C | thread. Calling this routine introduces the possibility of side |
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C | effects on global data ensuring that memory locs. are reread. |
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cnh |
1.6 |
C *=================================================================* |
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jmc |
1.10 |
IMPLICIT NONE |
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cnh |
1.6 |
CEOP |
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adcroft |
1.7 |
INTEGER foolishArg |
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cnh |
1.1 |
RETURN |
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END |
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jmc |
1.9 |
C---+----1----+----2----+----3----+----4----+----5----+----6----+----7-|--+----| |
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CBOP |
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C !ROUTINE: FOOL_THE_COMPILER_R8 |
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C !INTERFACE: |
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SUBROUTINE FOOL_THE_COMPILER_R8( foolishArg ) |
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C !DESCRIPTION: |
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C *=================================================================* |
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C | SUBROUTINE FOOL\_THE\_COMPILER\_R8 |
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C | o Dummy routine used to supress compiler behavior. |
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C *=================================================================* |
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C | Routine is used to stop compiler optimizations in which global |
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C | data is held in a register while it is updated by a separate |
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C | thread. Calling this routine introduces the possibility of side |
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C | effects on global data ensuring that memory locs. are reread. |
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C *=================================================================* |
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jmc |
1.10 |
IMPLICIT NONE |
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jmc |
1.9 |
CEOP |
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Real*8 foolishArg |
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RETURN |
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END |
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jmc |
1.10 |
C---+----1----+----2----+----3----+----4----+----5----+----6----+----7-|--+----| |
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CBOP |
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C !ROUTINE: FOOL_THE_COMPILER_RL |
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C !INTERFACE: |
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SUBROUTINE FOOL_THE_COMPILER_RL( foolishArg ) |
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C !DESCRIPTION: |
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C *=================================================================* |
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C | SUBROUTINE FOOL\_THE\_COMPILER\_RL |
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C | o Dummy routine used to supress compiler behavior. |
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C *=================================================================* |
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C | Routine is used to stop compiler optimizations in which global |
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C | data is held in a register while it is updated by a separate |
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C | thread. Calling this routine introduces the possibility of side |
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C | effects on global data ensuring that memory locs. are reread. |
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C *=================================================================* |
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IMPLICIT NONE |
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CEOP |
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_RL foolishArg |
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RETURN |
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END |