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tm.texi (ENCODE_SECTION_INFO): Add documentation on how a tree representing a constant is passed to the macro.
* doc/tm.texi (ENCODE_SECTION_INFO): Add documentation on how a tree representing a constant is passed to the macro. From-SVN: r44836
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@ -1,3 +1,8 @@
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2001-08-12 Kazu Hirata <kazu@hxi.com>
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* doc/tm.texi (ENCODE_SECTION_INFO): Add documentation on how
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a tree representing a constant is passed to the macro.
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2001-08-12 Richard Henderson <rth@redhat.com>
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* config/rs6000/rs6000.c (rs6000_elf_asm_out_constructor): New.
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@ -5600,14 +5600,18 @@ This macro is irrelevant if there is no separate readonly data section.
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@findex ENCODE_SECTION_INFO
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@item ENCODE_SECTION_INFO (@var{decl})
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Define this macro if references to a symbol must be treated differently
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depending on something about the variable or function named by the
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symbol (such as what section it is in).
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Define this macro if references to a symbol or a constant must be
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treated differently depending on something about the variable or
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function named by the symbol (such as what section it is in).
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The macro definition, if any, is executed immediately after the rtl for
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@var{decl} has been created and stored in @code{DECL_RTL (@var{decl})}.
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The value of the rtl will be a @code{mem} whose address is a
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@code{symbol_ref}.
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The macro definition, if any, is executed under two circumstances. One
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is immediately after the rtl for @var{decl} that represents a variable
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or a function has been created and stored in @code{DECL_RTL
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(@var{decl})}. The value of the rtl will be a @code{mem} whose address
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is a @code{symbol_ref}. The other is immediately after the rtl for
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@var{decl} that represents a constant has been created and stored in
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@code{TREE_CST_RTL (@var{decl})}. The macro is called once for each
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distinct constant in a source file.
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@cindex @code{SYMBOL_REF_FLAG}, in @code{ENCODE_SECTION_INFO}
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The usual thing for this macro to do is to record a flag in the
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