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cygming.h (READONLY_DATA_SECTION_ASM_OP): Define. 

* config/i386/cygming.h (READONLY_DATA_SECTION_ASM_OP): Define.
	(switch_to_section): Handle in_readonly_data.
	* config/i386/winnt.c (i386_pe_asm_named_section): Handle
	readonly data.

From-SVN: r72189
This commit is contained in:
Danny Smith 2003-10-07 09:36:34 +00:00 committed by Danny Smith
parent f9b9980e6d
commit 7f27395d16
3 changed files with 28 additions and 6 deletions
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7
gcc/ChangeLog
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@ -1,3 +1,10 @@
2003-10-07 Danny Smith <dannysmith@users.sourceforge.net>
* config/i386/cygming.h (READONLY_DATA_SECTION_ASM_OP): Define.
(switch_to_section): Handle in_readonly_data.
* config/i386/winnt.c (i386_pe_asm_named_section): Handle
readonly data.
2003-10-07 Richard Earnshaw <rearnsha@arm.com>
* arm.md (cmpsi2_addneg): New ARM pattern. Add peephole2 to generate

5
gcc/config/i386/cygming.h
View File

@ -132,6 +132,10 @@ drectve_section (void) \
}
void drectve_section (void);
/* Older versions of gas don't handle 'r' as data.
Explicitly set data flag with 'd'. */
#define READONLY_DATA_SECTION_ASM_OP "\t.section .rdata,\"dr\""
/* Switch to SECTION (an `enum in_section').
??? This facility should be provided by GCC proper.
@ -147,6 +151,7 @@ switch_to_section (enum in_section section, tree decl) \
{ \
case in_text: text_section (); break; \
case in_data: data_section (); break; \
case in_readonly_data: readonly_data_section (); break; \
case in_named: named_section (decl, NULL, 0); break; \
case in_drectve: drectve_section (); break; \
default: abort (); break; \

10
gcc/config/i386/winnt.c
View File

@ -710,12 +710,22 @@ i386_pe_asm_named_section (const char *name, unsigned int flags)
{
char flagchars[8], *f = flagchars;
if ((flags & (SECTION_CODE | SECTION_WRITE)) == 0)
/* readonly data */
{
*f++ ='d'; /* This is necessary for older versions of gas. */
*f++ ='r';
}
else
{
if (flags & SECTION_CODE)
*f++ = 'x';
if (flags & SECTION_WRITE)
*f++ = 'w';
if (flags & SECTION_PE_SHARED)
*f++ = 's';
}
*f = '\0';
fprintf (asm_out_file, "\t.section\t%s,\"%s\"\n", name, flagchars);