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[PATCH] Implement amd64 regset collection functions
- From: Mark Kettenis <kettenis at chello dot nl>
- To: gdb-patches at sources dot redhat dot com
- Date: Sun, 30 May 2004 18:56:20 +0200 (CEST)
- Subject: [PATCH] Implement amd64 regset collection functions
Committed,
Mark
Index: ChangeLog
from Mark Kettenis <kettenis@gnu.org>
* amd64-tdep.c (amd64_supply_fpregset): Adjust comment.
(amd64_collect_fpregset): New function.
(amd64_regset_from_core_section): Use amd64_collect_fpregset.
Index: amd64-tdep.c
===================================================================
RCS file: /cvs/src/src/gdb/amd64-tdep.c,v
retrieving revision 1.13
diff -u -p -r1.13 amd64-tdep.c
--- amd64-tdep.c 22 May 2004 15:16:22 -0000 1.13
+++ amd64-tdep.c 30 May 2004 16:54:46 -0000
@@ -1048,9 +1048,9 @@ amd64_frame_align (struct gdbarch *gdbar
}
-/* Supply register REGNUM from the floating-point register set REGSET
- to register cache REGCACHE. If REGNUM is -1, do this for all
- registers in REGSET. */
+/* Supply register REGNUM from the buffer specified by FPREGS and LEN
+ in the floating-point register set REGSET to register cache
+ REGCACHE. If REGNUM is -1, do this for all registers in REGSET. */
static void
amd64_supply_fpregset (const struct regset *regset, struct regcache *regcache,
@@ -1062,6 +1062,22 @@ amd64_supply_fpregset (const struct regs
amd64_supply_fxsave (regcache, regnum, fpregs);
}
+/* Collect register REGNUM from the register cache REGCACHE and store
+ it in the buffer specified by FPREGS and LEN as described by the
+ floating-point register set REGSET. If REGNUM is -1, do this for
+ all registers in REGSET. */
+
+static void
+amd64_collect_fpregset (const struct regset *regset,
+ const struct regcache *regcache,
+ int regnum, void *fpregs, size_t len)
+{
+ const struct gdbarch_tdep *tdep = gdbarch_tdep (regset->arch);
+
+ gdb_assert (len == tdep->sizeof_fpregset);
+ amd64_collect_fxsave (regcache, regnum, fpregs);
+}
+
/* Return the appropriate register set for the core section identified
by SECT_NAME and SECT_SIZE. */
@@ -1074,7 +1090,8 @@ amd64_regset_from_core_section (struct g
if (strcmp (sect_name, ".reg2") == 0 && sect_size == tdep->sizeof_fpregset)
{
if (tdep->fpregset == NULL)
- tdep->fpregset = regset_alloc (gdbarch, amd64_supply_fpregset, NULL);
+ tdep->fpregset = regset_alloc (gdbarch, amd64_supply_fpregset,
+ amd64_collect_fpregset);
return tdep->fpregset;
}