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| author | Richard Sandiford <richard@codesourcery.com> | 2005-12-10 00:20:16 +0000 |
|---|---|---|
| committer | Richard Sandiford <rsandifo@gcc.gnu.org> | 2005-12-10 00:20:16 +0000 |
| commit | 0f67af1ce30cdee9273baa65166fabbcb6eb04b8 (patch) | |
| tree | 7670fde6cf99d8c4dcfee7a32b97bae2259e7736 /gcc/varasm.c | |
| parent | 386e0f8c3e02ce5f2e88395c9180f0f1ad1c42fd (diff) | |
| download | gcc-0f67af1ce30cdee9273baa65166fabbcb6eb04b8.zip gcc-0f67af1ce30cdee9273baa65166fabbcb6eb04b8.tar.gz gcc-0f67af1ce30cdee9273baa65166fabbcb6eb04b8.tar.bz2 | |
dwarf2out.c (default_eh_frame_section): Delete, moving handling of EH_FRAME_SECTION_NAME into...
* dwarf2out.c (default_eh_frame_section): Delete, moving handling
of EH_FRAME_SECTION_NAME into...
(switch_to_eh_frame_section): ...here. Try to set eh_frame_section
if it is still null.
* except.c (default_exception_section): Delete, moving most
of the code to...
(switch_to_exception_section): ...this new function. Set
exception_section if it is still null, then switch to it.
(output_function_exception_table): Use switch_to_exception_section.
* varasm.c (exception_section, eh_frame_section): Update comments.
(get_section): Hoist use of SECTION_NAMED.
(init_varasm_once): Don't set exception_section and eh_frame_section.
* output.h (default_exception_section): Delete.
(default_eh_frame_section): Delete.
testsuite/
* gcc.dg/20051207-1.c,
* gcc.dg/20051207-2.c,
* gcc.dg/20051207-3.c: New tests.
From-SVN: r108336
Diffstat (limited to 'gcc/varasm.c')
| -rw-r--r-- | gcc/varasm.c | 19 |
1 files changed, 9 insertions, 10 deletions
diff --git a/gcc/varasm.c b/gcc/varasm.c index 4285d15..244d6d8 100644 --- a/gcc/varasm.c +++ b/gcc/varasm.c @@ -155,12 +155,14 @@ section *sbss_section; section *init_section; section *fini_section; -/* The section that holds the main exception table. */ +/* The section that holds the main exception table, when known. The section + is set either by the target's init_sections hook or by the first call to + switch_to_exception_section. */ section *exception_section; -/* The section that holds the DWARF2 frame unwind information. If it - is null, we will place the unwind information in the data section - and emit special labels to guide collect2. */ +/* The section that holds the DWARF2 frame unwind information, when known. + The section is set either by the target's init_sections hook or by the + first call to switch_to_eh_frame_section. */ section *eh_frame_section; /* asm_out_file's current section. This is NULL if no section has yet @@ -230,10 +232,11 @@ get_section (const char *name, unsigned int flags, tree decl) slot = (section **) htab_find_slot_with_hash (section_htab, name, htab_hash_string (name), INSERT); + flags |= SECTION_NAMED; if (*slot == NULL) { sect = ggc_alloc (sizeof (struct named_section)); - sect->named.common.flags = flags | SECTION_NAMED; + sect->named.common.flags = flags; sect->named.name = ggc_strdup (name); sect->named.decl = decl; *slot = sect; @@ -241,7 +244,7 @@ get_section (const char *name, unsigned int flags, tree decl) else { sect = *slot; - if ((sect->common.flags & ~(SECTION_DECLARED | SECTION_NAMED)) != flags + if ((sect->common.flags & ~SECTION_DECLARED) != flags && ((sect->common.flags | flags) & SECTION_OVERRIDE) == 0) { /* Sanity check user variables for flag changes. */ @@ -4868,10 +4871,6 @@ init_varasm_once (void) if (readonly_data_section == NULL) readonly_data_section = text_section; - if (exception_section == NULL) - exception_section = default_exception_section (); - if (eh_frame_section == NULL) - eh_frame_section = default_eh_frame_section (); } enum tls_model |