re PR target/37640 (__sync_lock_test_and_set on PPC64 causes ICE)

2008-09-28  Andrew Pinski  <andrew_pinski@playstation.sony.com>

        PR target/37640
        * config/rs6000/rs6000.c (rs6000_expand_compare_and_swapqhi): Force
        address to a register before taking the lower part.

2008-09-28  Andrew Pinski  <andrew_pinski@playstation.sony.com>

        PR target/37640
        * gcc.c-torture/compile/sync-3.c: New testcase to check that
	addresses of non zero offset works.

From-SVN: r140740

gcc/ChangeLog

+2008-09-28  Andrew Pinski  <andrew_pinski@playstation.sony.com>
+
+	PR target/37640
+	* config/rs6000/rs6000.c (rs6000_expand_compare_and_swapqhi): Force
+	address to a register before taking the lower part.
+
 2008-09-28  Kaz Kojima  <kkojima@gcc.gnu.org>
 
 	* config/sh/sh.h (OVERRIDE_OPTIONS): Unset flag_dwarf2_cfi_asm

gcc/config/rs6000/rs6000.c

@@ -14020,7 +14020,8 @@ rs6000_expand_compare_and_swapqhi (rtx dst, rtx mem, rtx oldval, rtx newval)
   HOST_WIDE_INT imask = GET_MODE_MASK (mode);
 
   /* Shift amount for subword relative to aligned word.  */
-  addrSI = force_reg (SImode, gen_lowpart_common (SImode, XEXP (mem, 0)));
+  addrSI = force_reg (GET_MODE (XEXP (mem, 0)), XEXP (mem, 0));
+  addrSI = force_reg (SImode, gen_lowpart_common (SImode, addrSI));
   shift = gen_reg_rtx (SImode);
   emit_insn (gen_rlwinm (shift, addrSI, GEN_INT (3),
 			 GEN_INT (shift_mask)));

gcc/testsuite/ChangeLog

 2008-09-28  Andrew Pinski  <andrew_pinski@playstation.sony.com>
+
+	PR target/37640
+	* gcc.c-torture/compile/sync-3.c: New testcase to check that
+	addresses of non zero offset works.
+
+2008-09-28  Andrew Pinski  <andrew_pinski@playstation.sony.com>
             Kaushal Kantawala  <kaushal_kantawala@playstation.sony.com>
 
 	PR tree-opt/36891

gcc/testsuite/gcc.c-torture/compile/sync-3.c

+/* Validate that each of the __sync builtins compiles.  This won't 
+   necessarily link, since the target might not support the builtin,
+   so this may result in external library calls.  */
+
+void test_op_ignore (void)
+{
+signed char sc[2];
+unsigned char uc[2];
+signed short ss[2];
+unsigned short us[2];
+signed int si[2];
+unsigned int ui[2];
+signed long sl[2];
+unsigned long ul[2];
+signed long long sll[2];
+unsigned long long ull[2];
+  (void) __sync_fetch_and_add (&sc[1], -1);
+  (void) __sync_fetch_and_add (&uc[1], -1);
+  (void) __sync_fetch_and_add (&ss[1], -1);
+  (void) __sync_fetch_and_add (&us[1], -1);
+  (void) __sync_fetch_and_add (&si[1], -1);
+  (void) __sync_fetch_and_add (&ui[1], -1);
+  (void) __sync_fetch_and_add (&sl[1], -1);
+  (void) __sync_fetch_and_add (&ul[1], -1);
+  (void) __sync_fetch_and_add (&sll[1], -1);
+  (void) __sync_fetch_and_add (&ull[1], -1);
+
+  (void) __sync_fetch_and_sub (&sc[1], -1);
+  (void) __sync_fetch_and_sub (&uc[1], -1);
+  (void) __sync_fetch_and_sub (&ss[1], -1);
+  (void) __sync_fetch_and_sub (&us[1], -1);
+  (void) __sync_fetch_and_sub (&si[1], -1);
+  (void) __sync_fetch_and_sub (&ui[1], -1);
+  (void) __sync_fetch_and_sub (&sl[1], -1);
+  (void) __sync_fetch_and_sub (&ul[1], -1);
+  (void) __sync_fetch_and_sub (&sll[1], -1);
+  (void) __sync_fetch_and_sub (&ull[1], -1);
+
+  (void) __sync_fetch_and_or (&sc[1], -1);
+  (void) __sync_fetch_and_or (&uc[1], -1);
+  (void) __sync_fetch_and_or (&ss[1], -1);
+  (void) __sync_fetch_and_or (&us[1], -1);
+  (void) __sync_fetch_and_or (&si[1], -1);
+  (void) __sync_fetch_and_or (&ui[1], -1);
+  (void) __sync_fetch_and_or (&sl[1], -1);
+  (void) __sync_fetch_and_or (&ul[1], -1);
+  (void) __sync_fetch_and_or (&sll[1], -1);
+  (void) __sync_fetch_and_or (&ull[1], -1);
+
+  (void) __sync_fetch_and_xor (&sc[1], -1);
+  (void) __sync_fetch_and_xor (&uc[1], -1);
+  (void) __sync_fetch_and_xor (&ss[1], -1);
+  (void) __sync_fetch_and_xor (&us[1], -1);
+  (void) __sync_fetch_and_xor (&si[1], -1);
+  (void) __sync_fetch_and_xor (&ui[1], -1);
+  (void) __sync_fetch_and_xor (&sl[1], -1);
+  (void) __sync_fetch_and_xor (&ul[1], -1);
+  (void) __sync_fetch_and_xor (&sll[1], -1);
+  (void) __sync_fetch_and_xor (&ull[1], -1);
+
+  (void) __sync_fetch_and_and (&sc[1], -1);
+  (void) __sync_fetch_and_and (&uc[1], -1);
+  (void) __sync_fetch_and_and (&ss[1], -1);
+  (void) __sync_fetch_and_and (&us[1], -1);
+  (void) __sync_fetch_and_and (&si[1], -1);
+  (void) __sync_fetch_and_and (&ui[1], -1);
+  (void) __sync_fetch_and_and (&sl[1], -1);
+  (void) __sync_fetch_and_and (&ul[1], -1);
+  (void) __sync_fetch_and_and (&sll[1], -1);
+  (void) __sync_fetch_and_and (&ull[1], -1);
+
+  (void) __sync_fetch_and_nand (&sc[1], -1);
+  (void) __sync_fetch_and_nand (&uc[1], -1);
+  (void) __sync_fetch_and_nand (&ss[1], -1);
+  (void) __sync_fetch_and_nand (&us[1], -1);
+  (void) __sync_fetch_and_nand (&si[1], -1);
+  (void) __sync_fetch_and_nand (&ui[1], -1);
+  (void) __sync_fetch_and_nand (&sl[1], -1);
+  (void) __sync_fetch_and_nand (&ul[1], -1);
+  (void) __sync_fetch_and_nand (&sll[1], -1);
+  (void) __sync_fetch_and_nand (&ull[1], -1);
+}
+
+void test_fetch_and_op (void)
+{
+signed char sc[2];
+unsigned char uc[2];
+signed short ss[2];
+unsigned short us[2];
+signed int si[2];
+unsigned int ui[2];
+signed long sl[2];
+unsigned long ul[2];
+signed long long sll[2];
+unsigned long long ull[2];
+  sc[1] = __sync_fetch_and_add (&sc[1], -11);
+  uc[1] = __sync_fetch_and_add (&uc[1], -11);
+  ss[1] = __sync_fetch_and_add (&ss[1], -11);
+  us[1] = __sync_fetch_and_add (&us[1], -11);
+  si[1] = __sync_fetch_and_add (&si[1], -11);
+  ui[1] = __sync_fetch_and_add (&ui[1], -11);
+  sl[1] = __sync_fetch_and_add (&sl[1], -11);
+  ul[1] = __sync_fetch_and_add (&ul[1], -11);
+  sll[1] = __sync_fetch_and_add (&sll[1], -11);
+  ull[1] = __sync_fetch_and_add (&ull[1], -11);
+
+  sc[1] = __sync_fetch_and_sub (&sc[1], -11);
+  uc[1] = __sync_fetch_and_sub (&uc[1], -11);
+  ss[1] = __sync_fetch_and_sub (&ss[1], -11);
+  us[1] = __sync_fetch_and_sub (&us[1], -11);
+  si[1] = __sync_fetch_and_sub (&si[1], -11);
+  ui[1] = __sync_fetch_and_sub (&ui[1], -11);
+  sl[1] = __sync_fetch_and_sub (&sl[1], -11);
+  ul[1] = __sync_fetch_and_sub (&ul[1], -11);
+  sll[1] = __sync_fetch_and_sub (&sll[1], -11);
+  ull[1] = __sync_fetch_and_sub (&ull[1], -11);
+
+  sc[1] = __sync_fetch_and_or (&sc[1], -11);
+  uc[1] = __sync_fetch_and_or (&uc[1], -11);
+  ss[1] = __sync_fetch_and_or (&ss[1], -11);
+  us[1] = __sync_fetch_and_or (&us[1], -11);
+  si[1] = __sync_fetch_and_or (&si[1], -11);
+  ui[1] = __sync_fetch_and_or (&ui[1], -11);
+  sl[1] = __sync_fetch_and_or (&sl[1], -11);
+  ul[1] = __sync_fetch_and_or (&ul[1], -11);
+  sll[1] = __sync_fetch_and_or (&sll[1], -11);
+  ull[1] = __sync_fetch_and_or (&ull[1], -11);
+
+  sc[1] = __sync_fetch_and_xor (&sc[1], -11);
+  uc[1] = __sync_fetch_and_xor (&uc[1], -11);
+  ss[1] = __sync_fetch_and_xor (&ss[1], -11);
+  us[1] = __sync_fetch_and_xor (&us[1], -11);
+  si[1] = __sync_fetch_and_xor (&si[1], -11);
+  ui[1] = __sync_fetch_and_xor (&ui[1], -11);
+  sl[1] = __sync_fetch_and_xor (&sl[1], -11);
+  ul[1] = __sync_fetch_and_xor (&ul[1], -11);
+  sll[1] = __sync_fetch_and_xor (&sll[1], -11);
+  ull[1] = __sync_fetch_and_xor (&ull[1], -11);
+
+  sc[1] = __sync_fetch_and_and (&sc[1], -11);
+  uc[1] = __sync_fetch_and_and (&uc[1], -11);
+  ss[1] = __sync_fetch_and_and (&ss[1], -11);
+  us[1] = __sync_fetch_and_and (&us[1], -11);
+  si[1] = __sync_fetch_and_and (&si[1], -11);
+  ui[1] = __sync_fetch_and_and (&ui[1], -11);
+  sl[1] = __sync_fetch_and_and (&sl[1], -11);
+  ul[1] = __sync_fetch_and_and (&ul[1], -11);
+  sll[1] = __sync_fetch_and_and (&sll[1], -11);
+  ull[1] = __sync_fetch_and_and (&ull[1], -11);
+
+  sc[1] = __sync_fetch_and_nand (&sc[1], -11);
+  uc[1] = __sync_fetch_and_nand (&uc[1], -11);
+  ss[1] = __sync_fetch_and_nand (&ss[1], -11);
+  us[1] = __sync_fetch_and_nand (&us[1], -11);
+  si[1] = __sync_fetch_and_nand (&si[1], -11);
+  ui[1] = __sync_fetch_and_nand (&ui[1], -11);
+  sl[1] = __sync_fetch_and_nand (&sl[1], -11);
+  ul[1] = __sync_fetch_and_nand (&ul[1], -11);
+  sll[1] = __sync_fetch_and_nand (&sll[1], -11);
+  ull[1] = __sync_fetch_and_nand (&ull[1], -11);
+}
+
+void test_lock (void)
+{
+signed char sc[2];
+unsigned char uc[2];
+signed short ss[2];
+unsigned short us[2];
+signed int si[2];
+unsigned int ui[2];
+signed long sl[2];
+unsigned long ul[2];
+signed long long sll[2];
+unsigned long long ull[2];
+  sc[1] = __sync_lock_test_and_set (&sc[1], -1);
+  uc[1] = __sync_lock_test_and_set (&uc[1], -1);
+  ss[1] = __sync_lock_test_and_set (&ss[1], -1);
+  us[1] = __sync_lock_test_and_set (&us[1], -1);
+  si[1] = __sync_lock_test_and_set (&si[1], -1);
+  ui[1] = __sync_lock_test_and_set (&ui[1], -1);
+  sl[1] = __sync_lock_test_and_set (&sl[1], -1);
+  ul[1] = __sync_lock_test_and_set (&ul[1], -1);
+  sll[1] = __sync_lock_test_and_set (&sll[1], -1);
+  ull[1] = __sync_lock_test_and_set (&ull[1], -1);
+}