diff options
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 ed4d74d0e51..614871ed917 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: |