+2002-01-21 Jakub Jelinek <jakub@redhat.com>
+
+ * config/i386/i386.c (ix86_function_arg_regno_p): Never return
+ true for 64-bit mode only SSE registers in 32-bit mode.
+
2002-01-21 Kazu Hirata <kazu@hxi.com>
* unwind-dw2.c: Fix formatting.
{
int i;
if (!TARGET_64BIT)
- return regno < REGPARM_MAX || (TARGET_SSE && SSE_REGNO_P (regno));
+ return (regno < REGPARM_MAX
+ || (TARGET_SSE && SSE_REGNO_P (regno) && !fixed_regs[regno]));
if (SSE_REGNO_P (regno) && TARGET_SSE)
return true;
/* RAX is used as hidden argument to va_arg functions. */
+2002-01-21 Jakub Jelinek <jakub@redhat.com>
+
+ * gcc.dg/20020218-1.c: New test.
+
2002-01-21 David.Billinghurst <David.Billinghurst@riotinto.com>
* lib/prune.exp (prune_gcc_output): Prune "At global scope"
--- /dev/null
+/* Verify that X86-64 only SSE registers aren't restored on IA-32. */
+/* { dg-do compile { target i?86-*-* } } */
+/* { dg-options "-O2 -msse" } */
+/* { dg-final { scan-assembler-not "xmm8" } } */
+
+extern void abort (void);
+extern void exit (int);
+
+void *bar (void *p, void *q)
+{
+ if (p != (void *) 26 || q != (void *) 35)
+ abort ();
+ return (void *) 76;
+}
+
+void *foo (void **args)
+{
+ void *argcookie = &args[1];
+
+ __builtin_return (__builtin_apply (args[0], &argcookie,
+ 2 * sizeof (void *)));
+}
+
+int main (void)
+{
+ void *args[3];
+
+ args[0] = (void *) bar;
+ args[1] = (void *) 26;
+ args[2] = (void *) 35;
+ if (foo (args) != (void *) 76)
+ abort ();
+ exit (0);
+}