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RFA: check for floating-point registers
- From: Jim Blandy <jimb at redhat dot com>
- To: gdb-patches at sources dot redhat dot com
- Date: 06 May 2004 14:02:50 -0500
- Subject: RFA: check for floating-point registers
2004-05-06 Jim Blandy <jimb@redhat.com>
* ppc-sysv-tdep.c (ppc64_sysv_abi_return_value): Assert that
the given architecture has floating-point registers.
Index: gdb/ppc-sysv-tdep.c
===================================================================
RCS file: /cvs/src/src/gdb/ppc-sysv-tdep.c,v
retrieving revision 1.22
diff -c -p -r1.22 ppc-sysv-tdep.c
*** gdb/ppc-sysv-tdep.c 5 May 2004 01:46:55 -0000 1.22
--- gdb/ppc-sysv-tdep.c 6 May 2004 19:05:44 -0000
*************** ppc64_sysv_abi_return_value (struct gdba
*** 850,855 ****
--- 850,861 ----
const void *writebuf)
{
struct gdbarch_tdep *tdep = gdbarch_tdep (gdbarch);
+
+ /* This function exists to support a calling convention that
+ requires floating-point registers. It shouldn't be used on
+ processors that lack them. */
+ gdb_assert (ppc_floating_point_unit_p (gdbarch));
+
/* Floats and doubles in F1. */
if (TYPE_CODE (valtype) == TYPE_CODE_FLT && TYPE_LENGTH (valtype) <= 8)
{