From 5bffac251d7990b5fb17f86455cf39508d9c0575 Mon Sep 17 00:00:00 2001 From: Andrew Cagney Date: Tue, 30 Sep 2003 21:16:39 +0000 Subject: [PATCH] 2003-09-29 Andrew Cagney * rs6000-tdep.c (rs6000_gdbarch_init): Set the PowerOpen red zone to 224, not 220. --- gdb/ChangeLog | 5 +++++ gdb/rs6000-tdep.c | 7 +++++-- 2 files changed, 10 insertions(+), 2 deletions(-) diff --git a/gdb/ChangeLog b/gdb/ChangeLog index 0ecd4c21821..8ebd90d09f5 100644 --- a/gdb/ChangeLog +++ b/gdb/ChangeLog @@ -1,3 +1,8 @@ +2003-09-30 Andrew Cagney + + * rs6000-tdep.c (rs6000_gdbarch_init): Set the PowerOpen red zone + to 224, not 220. + 2003-09-30 Andrew Cagney * gdbarch.sh (DEPRECATED_REGISTER_VIRTUAL_SIZE): Rename diff --git a/gdb/rs6000-tdep.c b/gdb/rs6000-tdep.c index 5175bd8cfdc..d638587b696 100644 --- a/gdb/rs6000-tdep.c +++ b/gdb/rs6000-tdep.c @@ -2931,8 +2931,11 @@ rs6000_gdbarch_init (struct gdbarch_info info, struct gdbarch_list *arches) /* PPC64 SYSV. */ set_gdbarch_frame_red_zone_size (gdbarch, 288); else if (!sysv_abi && wordsize == 4) - /* PowerOpen / AIX 32 bit. */ - set_gdbarch_frame_red_zone_size (gdbarch, 220); + /* PowerOpen / AIX 32 bit. The saved area or red zone consists of + 19 4 byte GPRS + 18 8 byte FPRs giving a total of 220 bytes. + Problem is, 220 isn't frame (16 byte) aligned. Round it up to + 224. */ + set_gdbarch_frame_red_zone_size (gdbarch, 224); set_gdbarch_deprecated_save_dummy_frame_tos (gdbarch, generic_save_dummy_frame_tos); set_gdbarch_believe_pcc_promotion (gdbarch, 1); -- 2.30.2