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| author | Richard Henderson <rth@redhat.com> | 2003-06-01 16:04:50 +0000 |
|---|---|---|
| committer | Richard Henderson <rth@redhat.com> | 2003-06-01 16:04:50 +0000 |
| commit | f3e0f90b5ddd9d2391a465142ca9f274cff8bc19 (patch) | |
| tree | a276d214a5be415c1658da8dd1df305232310db3 /gdb/dwarf2-frame.c | |
| parent | c88e30c0a00854e38c4b2fe7895a1de2a6c56265 (diff) | |
| download | gdb-f3e0f90b5ddd9d2391a465142ca9f274cff8bc19.zip gdb-f3e0f90b5ddd9d2391a465142ca9f274cff8bc19.tar.gz gdb-f3e0f90b5ddd9d2391a465142ca9f274cff8bc19.tar.bz2 | |
* dwarf2-frame.c (dwarf2_frame_cache): Handle retaddr_column
not overlapping PC_REGNUM.
Diffstat (limited to 'gdb/dwarf2-frame.c')
| -rw-r--r-- | gdb/dwarf2-frame.c | 16 |
1 files changed, 14 insertions, 2 deletions
diff --git a/gdb/dwarf2-frame.c b/gdb/dwarf2-frame.c index 7694218..f406e64 100644 --- a/gdb/dwarf2-frame.c +++ b/gdb/dwarf2-frame.c @@ -550,9 +550,21 @@ dwarf2_frame_cache (struct frame_info *next_frame, void **this_cache) cache->reg[regnum] = fs->regs.reg[reg]; } - /* Stored the location of the return addess. */ - if (fs->retaddr_column < fs->regs.num_regs) + /* Store the location of the return addess. If the return address + column (adjusted) is not the same as gdb's PC_REGNUM, then this + implies a copy from the ra column register. */ + if (fs->retaddr_column < fs->regs.num_regs + && fs->regs.reg[fs->retaddr_column].how != REG_UNSAVED) cache->reg[PC_REGNUM] = fs->regs.reg[fs->retaddr_column]; + else + { + reg = DWARF2_REG_TO_REGNUM (fs->retaddr_column); + if (reg != PC_REGNUM) + { + cache->reg[PC_REGNUM].loc.reg = reg; + cache->reg[PC_REGNUM].how = REG_SAVED_REG; + } + } do_cleanups (old_chain); |