2006-07-17 Richard Sandiford <richard@codesourcery.com>
+ PR middle-end/28403
+ * optabs.c (expand_doubleword_shift): Wrap the call to
+ do_compare_rtx_and_jump with NO_DEFER_POP and OK_DEFER_POP.
+
+2006-07-17 Richard Sandiford <richard@codesourcery.com>
+
PR middle-end/28402
* optabs.c (expand_binop): Pass next_methods rather than methods
to expand_doubleword_shift.
subword_label = gen_label_rtx ();
done_label = gen_label_rtx ();
+ NO_DEFER_POP;
do_compare_rtx_and_jump (cmp1, cmp2, cmp_code, false, op1_mode,
0, 0, subword_label);
+ OK_DEFER_POP;
if (!expand_superword_shift (binoptab, outof_input, superword_op1,
outof_target, into_target,
2006-07-17 Richard Sandiford <richard@codesourcery.com>
+ PR middle-end/28403
+ * gcc.c-torture/execute/pr28403.c: New test.
+
+2006-07-17 Richard Sandiford <richard@codesourcery.com>
+
PR middle-end/28402
* gcc.dg/pr28402.c: New test.
--- /dev/null
+typedef unsigned long long ull;
+int global;
+
+int __attribute__((noinline))
+foo (int x1, int x2, int x3, int x4, int x5, int x6, int x7, int x8)
+{
+ global = x1 + x2 + x3 + x4 + x5 + x6 + x7 + x8;
+}
+
+ull __attribute__((noinline))
+bar (ull x)
+{
+ foo (1, 2, 1, 3, 1, 4, 1, 5);
+ return x >> global;
+}
+
+int
+main (void)
+{
+ if (bar (0x123456789abcdefULL) != (0x123456789abcdefULL >> 18))
+ abort ();
+ exit (0);
+}