More comments about DECL_BUILT_IN and DECL_IS_BUILTIN
gcc/ * tree.h (DECL_BUILT_IN, DECL_IS_BUILTIN): Add more comments explaining their differences. From-SVN: r202251
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@ -1,3 +1,8 @@
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2013-09-04 Dodji Seketeli <dodji@redhat.com>
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* tree.h (DECL_BUILT_IN, DECL_IS_BUILTIN): Add more comments
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explaining their differences.
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2013-09-04 Sandeep Kumar Singh<Sandeep.Singh2@kpitcummins.com>
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* config/rx/rx.h: Add option -mcpu for target variants RX100 and RX200.
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gcc/tree.h
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gcc/tree.h
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@ -1838,6 +1838,9 @@ extern enum machine_mode vector_type_mode (const_tree);
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#define DECL_SOURCE_FILE(NODE) LOCATION_FILE (DECL_SOURCE_LOCATION (NODE))
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#define DECL_SOURCE_LINE(NODE) LOCATION_LINE (DECL_SOURCE_LOCATION (NODE))
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#define DECL_SOURCE_COLUMN(NODE) LOCATION_COLUMN (DECL_SOURCE_LOCATION (NODE))
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/* This accessor returns TRUE if the decl it operates on was created
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by a front-end or back-end rather than by user code. In this case
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builtin-ness is indicated by source location. */
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#define DECL_IS_BUILTIN(DECL) \
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(LOCATION_LOCUS (DECL_SOURCE_LOCATION (DECL)) <= BUILTINS_LOCATION)
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@ -2486,7 +2489,13 @@ extern vec<tree, va_gc> **decl_debug_args_insert (tree);
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#define DECL_STRUCT_FUNCTION(NODE) \
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(FUNCTION_DECL_CHECK (NODE)->function_decl.f)
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/* In a FUNCTION_DECL, nonzero means a built in function. */
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/* In a FUNCTION_DECL, nonzero means a built in function of a
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standard library or more generally a built in function that is
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recognized by optimizers and expanders.
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Note that it is different from the DECL_IS_BUILTIN accessor. For
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instance, user declarated prototypes of C library functions are not
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DECL_IS_BUILTIN but may be DECL_BUILT_IN. */
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#define DECL_BUILT_IN(NODE) (DECL_BUILT_IN_CLASS (NODE) != NOT_BUILT_IN)
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/* For a builtin function, identify which part of the compiler defined it. */
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