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| author | H.J. Lu <hongjiu.lu@intel.com> | 2008-10-10 23:28:05 +0000 |
|---|---|---|
| committer | H.J. Lu <hjl@gcc.gnu.org> | 2008-10-10 16:28:05 -0700 |
| commit | 35bb49450fdf638ecde8f69e1e51d6d082779cc6 (patch) | |
| tree | aeff99dd29083ae2f36f1cd85a22d53727afa5e0 /gcc/dwarf2out.c | |
| parent | dc3ba671806b4012bb9a907a2116d0cb5e62eccc (diff) | |
| download | gcc-35bb49450fdf638ecde8f69e1e51d6d082779cc6.zip gcc-35bb49450fdf638ecde8f69e1e51d6d082779cc6.tar.gz gcc-35bb49450fdf638ecde8f69e1e51d6d082779cc6.tar.bz2 | |
re PR debug/37002 (No debug info on unreferenced parameters after stack alignment)
2008-10-10 H.J. Lu <hongjiu.lu@intel.com>
PR debug/37002
* dwarf2out.c (mem_loc_descriptor): Use DRAP for vDRAP which
has been optimized out.
From-SVN: r141049
Diffstat (limited to 'gcc/dwarf2out.c')
| -rw-r--r-- | gcc/dwarf2out.c | 10 |
1 files changed, 10 insertions, 0 deletions
diff --git a/gcc/dwarf2out.c b/gcc/dwarf2out.c index ed4d74d..614871e 100644 --- a/gcc/dwarf2out.c +++ b/gcc/dwarf2out.c @@ -10008,6 +10008,16 @@ mem_loc_descriptor (rtx rtl, enum machine_mode mode, distinction between OP_REG and OP_BASEREG. */ if (REGNO (rtl) < FIRST_PSEUDO_REGISTER) mem_loc_result = based_loc_descr (rtl, 0, VAR_INIT_STATUS_INITIALIZED); + else if (stack_realign_drap + && crtl->drap_reg + && crtl->args.internal_arg_pointer == rtl + && REGNO (crtl->drap_reg) < FIRST_PSEUDO_REGISTER) + { + /* If RTL is internal_arg_pointer, which has been optimized + out, use DRAP instead. */ + mem_loc_result = based_loc_descr (crtl->drap_reg, 0, + VAR_INIT_STATUS_INITIALIZED); + } break; case MEM: |