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gcc.gnu.org Git - gcc.git/commit
tm.texi: Document TARGET_DWARF_REGISTER_SPAN.
2003-03-05 Aldy Hernandez <aldyh@redhat.com>
* doc/tm.texi: Document TARGET_DWARF_REGISTER_SPAN.
* config/rs6000/rs6000.c (rs6000_dwarf_register_span): New.
* hooks.c (hook_rtx_rtx_null): New.
* hooks.h (hook_rtx_rtx_null): Protoize.
* target-def.h (TARGET_DWARF_REGISTER_SPAN): New macro.
(TARGET_INITIALIZER): Add TARGET_DWARF_REGISTER_SPAN.
* target.h (struct gcc_target): Add dwarf_register_span.
* dwarf2out.c (multiple_reg_loc_descriptor): New.
(one_reg_loc_descriptor): New.
(reg_loc_descriptor): Add support for values that span more than
one register.
From-SVN: r63870
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