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Re: Test case for PR 321
Fergus Henderson wrote:-
> On 15-Jan-2001, Neil Booth <neil@daikokuya.demon.co.uk> wrote:
> > + if (sizeof (uint64) == 64)
>
> sizeof returns the size in bytes, not in bits.
Doh! Thanks. OK to commit?
Neil.
* gcc.c-torture/execute/longlong.c: New test.
Index: gcc.c-torture/execute/longlong.c
===================================================================
RCS file: longlong.c
diff -N longlong.c
--- /dev/null Tue May 5 13:32:27 1998
+++ longlong.c Mon Jan 15 00:15:55 2001
@@ -0,0 +1,39 @@
+/* Source: PR 321 modified for test suite by Neil Booth 14 Jan 2001. */
+
+typedef unsigned long long uint64;
+unsigned int pars;
+
+uint64 b[32];
+uint64 *r = b;
+
+void alpha_ep_extbl_i_eq_0()
+{
+ unsigned int rb, ra, rc;
+
+ rb = (((unsigned int)(pars) >> 27)) & 0x1fUL;
+ ra = (((unsigned int)(pars) >> 5)) & 0x1fUL;
+ rc = (((unsigned int)(pars) >> 0)) & 0x1fUL;
+ {
+ uint64 temp = ((r[ra] >> ((r[rb] & 0x7) << 3)) & 0x00000000000000FFLL);
+ if (rc != 31)
+ r[rc] = temp;
+ }
+}
+
+int
+main(void)
+{
+ if (sizeof (uint64) == 8)
+ {
+ b[17] = 0x0000000000303882; /* rb */
+ b[2] = 0x534f4f4c494d000a; /* ra & rc */
+
+ pars = 0x88000042; /* 17, 2, 2 coded */
+ alpha_ep_extbl_i_eq_0();
+
+ if (b[2] != 0x4d)
+ abort ();
+ }
+
+ exit (0);
+}