| Submitter | Sriraman Tallam |
|---|---|
| Date | Sept. 26, 2011, 9:09 p.m. |
| Message ID | <CAAs8HmzWAZK2TN6DQaDq_COLGe3=dV7rgtNyG0f1iitOkXrBEQ@mail.gmail.com> |
| Download | mbox | patch |
| Permalink | /patch/116481/ |
| State | New |
| Headers | show |
Comments
Submitted to trunk after approval from Richard : http://gcc.gnu.org/ml/gcc-patches/2011-09/msg01747.html Thanks, -Sri. On Mon, Sep 26, 2011 at 2:09 PM, Sriraman Tallam <tmsriram@google.com> wrote: > Hi, > > Here is a simple patch to add SECTION_EXCLUDE to the list of > section flag macros. Is this ok for trunk? > > Thanks, > -Sri. > > > * output.h (SECTION_EXCLUDE): New macro. > * varasm.c (default_elf_asm_named_section): Check for > SECTION_EXCLUDE. > > Index: gcc/varasm.c > =================================================================== > --- gcc/varasm.c (revision 179208) > +++ gcc/varasm.c (working copy) > @@ -6159,6 +6159,8 @@ default_elf_asm_named_section (const char *name, u > > if (!(flags & SECTION_DEBUG)) > *f++ = 'a'; > + if (flags & SECTION_EXCLUDE) > + *f++ = 'e'; > if (flags & SECTION_WRITE) > *f++ = 'w'; > if (flags & SECTION_CODE) > Index: gcc/output.h > =================================================================== > --- gcc/output.h (revision 179208) > +++ gcc/output.h (working copy) > @@ -443,6 +443,7 @@ extern void no_asm_to_stream (FILE *); > #define SECTION_COMMON 0x800000 /* contains common data */ > #define SECTION_RELRO 0x1000000 /* data is readonly after relocation > processing */ > #define SECTION_MACH_DEP 0x2000000 /* subsequent bits reserved for target */ > +#define SECTION_EXCLUDE 0x4000000 /* discarded by the linker */ > > /* This SECTION_STYLE is used for unnamed sections that we can switch > to using a special assembler directive. */ >
Patch
Index: gcc/varasm.c =================================================================== --- gcc/varasm.c (revision 179208) +++ gcc/varasm.c (working copy) @@ -6159,6 +6159,8 @@ default_elf_asm_named_section (const char *name, u if (!(flags & SECTION_DEBUG)) *f++ = 'a'; + if (flags & SECTION_EXCLUDE) + *f++ = 'e'; if (flags & SECTION_WRITE) *f++ = 'w'; if (flags & SECTION_CODE) Index: gcc/output.h =================================================================== --- gcc/output.h (revision 179208) +++ gcc/output.h (working copy) @@ -443,6 +443,7 @@ extern void no_asm_to_stream (FILE *); #define SECTION_COMMON 0x800000 /* contains common data */ #define SECTION_RELRO 0x1000000 /* data is readonly after relocation processing */ #define SECTION_MACH_DEP 0x2000000 /* subsequent bits reserved for target */ +#define SECTION_EXCLUDE 0x4000000 /* discarded by the linker */ /* This SECTION_STYLE is used for unnamed sections that we can switch
Hi, Here is a simple patch to add SECTION_EXCLUDE to the list of section flag macros. Is this ok for trunk? Thanks, -Sri. * output.h (SECTION_EXCLUDE): New macro. * varasm.c (default_elf_asm_named_section): Check for SECTION_EXCLUDE. to using a special assembler directive. */