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authorJoel Brobecker <brobecker@gnat.com>2010-10-01 15:55:14 +0000
committerJoel Brobecker <brobecker@gnat.com>2010-10-01 15:55:14 +0000
commit49a45ecfd229b6ed70c9c816e143995e8d9e0bb2 (patch)
tree8e074095cc87baf9ad109894ba267dbd7dc9a775 /gdb/sparc64-tdep.c
parentbacff3ab9ca8b5f171823f2659f44770c594710f (diff)
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[sparc] inferior SEGV while calling Ada subprogram
gdb/ChangeLog: * sparc-tdep.c (sparc32_frame_align): New function. (sparc32_gdbarch_init): Set the frame_align gdbarch method. * sparc64-tdep.c (sparc64_frame_align): New function. (sparc64_gdbarch_init): Set the frame_align gdbarch method.
Diffstat (limited to 'gdb/sparc64-tdep.c')
-rw-r--r--gdb/sparc64-tdep.c8
1 files changed, 8 insertions, 0 deletions
diff --git a/gdb/sparc64-tdep.c b/gdb/sparc64-tdep.c
index 3cd6109..ca89b8c 100644
--- a/gdb/sparc64-tdep.c
+++ b/gdb/sparc64-tdep.c
@@ -938,6 +938,13 @@ sparc64_store_arguments (struct regcache *regcache, int nargs,
}
static CORE_ADDR
+sparc64_frame_align (struct gdbarch *gdbarch, CORE_ADDR address)
+{
+ /* The ABI requires 16-byte alignment. */
+ return address & ~0xf;
+}
+
+static CORE_ADDR
sparc64_push_dummy_call (struct gdbarch *gdbarch, struct value *function,
struct regcache *regcache, CORE_ADDR bp_addr,
int nargs, struct value **args, CORE_ADDR sp,
@@ -1136,6 +1143,7 @@ sparc64_init_abi (struct gdbarch_info info, struct gdbarch *gdbarch)
set_gdbarch_pc_regnum (gdbarch, SPARC64_PC_REGNUM); /* %pc */
/* Call dummy code. */
+ set_gdbarch_frame_align (gdbarch, sparc64_frame_align);
set_gdbarch_call_dummy_location (gdbarch, AT_ENTRY_POINT);
set_gdbarch_push_dummy_code (gdbarch, NULL);
set_gdbarch_push_dummy_call (gdbarch, sparc64_push_dummy_call);