OpenE2K/gcc
2
0
Fork 0
Code Issues Pull Requests Projects Releases Wiki Activity

varasm.c (default_section_type_flags): Handle tls data and default sections.

Browse Source 
* varasm.c (default_section_type_flags): Handle tls data and
        default sections.
        (default_unique_section): Handle tls sections.

From-SVN: r53753
This commit is contained in:
Richard Henderson 2002-05-22 16:31:48 -07:00 committed by Richard Henderson
parent 343f59d980
commit c711ba8e2e
3 changed files with 29 additions and 2 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

6
gcc/ChangeLog
View File

@ -1,3 +1,9 @@
2002-05-22 Richard Henderson <rth@redhat.com>
* varasm.c (default_section_type_flags): Handle tls data and
default sections.
(default_unique_section): Handle tls sections.
2002-05-23 Alan Modra <amodra@bigpond.net.au>
* configure.in (CROSS): Define NATIVE_CROSS.

11
gcc/testsuite/gcc.dg/tls/section-1.c Normal file
View File

@ -0,0 +1,11 @@
/* Verify that we get errors for trying to put TLS data in
sections which can't work. */
#define A(X) __attribute__((section(X)))
__thread int i A("foo"); /* Ok */
__thread int j A(".data"); /* { dg-error "causes a section type conflict" "conflict with .data section" { xfail *-*-* } } */
int k A("bar");
__thread int l A("bar"); /* { dg-error "causes a section type conflict" "conflict with user-defined section" } */

14
gcc/varasm.c
View File

@ -5105,17 +5105,23 @@ default_section_type_flags (decl, name, reloc)
if (decl && DECL_ONE_ONLY (decl))
flags |= SECTION_LINKONCE;
if (decl && DECL_THREAD_LOCAL (decl))
flags |= SECTION_TLS | SECTION_WRITE;
if (strcmp (name, ".bss") == 0
|| strncmp (name, ".bss.", 5) == 0
|| strncmp (name, ".gnu.linkonce.b.", 16) == 0
|| strcmp (name, ".sbss") == 0
|| strncmp (name, ".sbss.", 6) == 0
|| strncmp (name, ".gnu.linkonce.sb.", 17) == 0
|| strcmp (name, ".tbss") == 0)
|| strcmp (name, ".tbss") == 0
|| strncmp (name, ".gnu.linkonce.tb.", 17) == 0)
flags |= SECTION_BSS;
if (strcmp (name, ".tdata") == 0
|| strcmp (name, ".tbss") == 0)
|| strcmp (name, ".tbss") == 0
|| strncmp (name, ".gnu.linkonce.td.", 17) == 0
|| strncmp (name, ".gnu.linkonce.tb.", 17) == 0)
flags |= SECTION_TLS;
return flags;
@ -5495,7 +5501,11 @@ default_unique_section (decl, reloc)
prefix = one_only ? ".gnu.linkonce.sb." : ".sbss.";
break;
case SECCAT_TDATA:
prefix = one_only ? ".gnu.linkonce.td." : ".tdata.";
break;
case SECCAT_TBSS:
prefix = one_only ? ".gnu.linkonce.tb." : ".tbss.";
break;
default:
abort ();
}