diff options
| author | Richard Henderson <rth@redhat.com> | 2011-08-07 16:32:20 +0000 |
|---|---|---|
| committer | Richard Henderson <rth@redhat.com> | 2011-08-07 16:32:20 +0000 |
| commit | af385746fb14957696f524cdc3263cf759f6c732 (patch) | |
| tree | ce65954c1f0b065bfb852b7f95a0eb1c53d07f36 | |
| parent | 613546fbd0cd7d8424774d56e15bf7b4de780e7a (diff) | |
| download | gdb-af385746fb14957696f524cdc3263cf759f6c732.zip gdb-af385746fb14957696f524cdc3263cf759f6c732.tar.gz gdb-af385746fb14957696f524cdc3263cf759f6c732.tar.bz2 | |
* dw2gencfi.c (all_fde_data): Export.
* dw2gencfi.h (all_fde_data): Declare.
* config/tc-alpha.c (alpha_elf_md_end): Don't convert legacy unwind
info to cfi unwind info if the user already has supplied some.
| -rw-r--r-- | gas/ChangeLog | 7 | ||||
| -rw-r--r-- | gas/config/tc-alpha.c | 8 | ||||
| -rw-r--r-- | gas/dw2gencfi.c | 2 | ||||
| -rw-r--r-- | gas/dw2gencfi.h | 3 |
4 files changed, 19 insertions, 1 deletions
diff --git a/gas/ChangeLog b/gas/ChangeLog index e40ab83..110c77e 100644 --- a/gas/ChangeLog +++ b/gas/ChangeLog @@ -1,3 +1,10 @@ +2011-08-06 Richard Henderson <rth@redhat.com> + + * dw2gencfi.c (all_fde_data): Export. + * dw2gencfi.h (all_fde_data): Declare. + * config/tc-alpha.c (alpha_elf_md_end): Don't convert legacy unwind + info to cfi unwind info if the user already has supplied some. + 2011-08-06 Richard Sandiford <rdsandiford@googlemail.com> * config/tc-mips.c (emit_nop): Delete. diff --git a/gas/config/tc-alpha.c b/gas/config/tc-alpha.c index 9523ada..db3f8b4 100644 --- a/gas/config/tc-alpha.c +++ b/gas/config/tc-alpha.c @@ -4042,6 +4042,14 @@ alpha_elf_md_end (void) if (bfd_get_section_by_name (stdoutput, ".eh_frame") != NULL) return; + /* ??? In theory we could look for functions for which we have + generated unwind info via CFI directives, and those we have not. + Those we have not could still get their unwind info from here. + For now, do nothing if we've seen any CFI directives. Note that + the above test will not trigger, as we've not emitted data yet. */ + if (all_fde_data != NULL) + return; + /* Generate .eh_frame data for the unwind directives specified. */ for (p = all_frame_data; p ; p = p->next) if (p->prologue_sym) diff --git a/gas/dw2gencfi.c b/gas/dw2gencfi.c index 85f2cbb..163b8de 100644 --- a/gas/dw2gencfi.c +++ b/gas/dw2gencfi.c @@ -287,7 +287,7 @@ struct cie_entry /* List of FDE entries. */ -static struct fde_entry *all_fde_data; +struct fde_entry *all_fde_data; static struct fde_entry **last_fde_data = &all_fde_data; /* List of CIEs so that they could be reused. */ diff --git a/gas/dw2gencfi.h b/gas/dw2gencfi.h index 0226cdd..7f83496 100644 --- a/gas/dw2gencfi.h +++ b/gas/dw2gencfi.h @@ -118,6 +118,9 @@ struct fde_entry #endif }; +/* The list of all FDEs that have been collected. */ +extern struct fde_entry *all_fde_data; + /* Fake CFI type; outside the byte range of any real CFI insn. */ #define CFI_adjust_cfa_offset 0x100 #define CFI_return_column 0x101 |