+2003-04-25 H.J. Lu <hjl@gnu.org>
+
+ * config/ia64/ia64.c (ia64_expand_compare_and_swap): Add rmode
+ for return mode.
+ (ia64_expand_builtin): Set rmode to SImode for
+ IA64_BUILTIN_BOOL_COMPARE_AND_SWAP_SI,
+ IA64_BUILTIN_VAL_COMPARE_AND_SWAP_SI and
+ IA64_BUILTIN_BOOL_COMPARE_AND_SWAP_DI. Set remode to DImode
+ for IA64_BUILTIN_VAL_COMPARE_AND_SWAP_DI.
+
2003-04-25 Phil Edwards <pme@gcc.gnu.org>
* configure.in (make_compare_target): Test for GNU cmp and set this
tree, rtx));
static rtx ia64_expand_op_and_fetch PARAMS ((optab, enum machine_mode,
tree, rtx));
-static rtx ia64_expand_compare_and_swap PARAMS ((enum machine_mode, int,
- tree, rtx));
+static rtx ia64_expand_compare_and_swap PARAMS ((enum machine_mode,
+ enum machine_mode,
+ int, tree, rtx));
static rtx ia64_expand_lock_test_and_set PARAMS ((enum machine_mode,
tree, rtx));
static rtx ia64_expand_lock_release PARAMS ((enum machine_mode, tree, rtx));
*/
static rtx
-ia64_expand_compare_and_swap (mode, boolp, arglist, target)
+ia64_expand_compare_and_swap (rmode, mode, boolp, arglist, target)
+ enum machine_mode rmode;
enum machine_mode mode;
int boolp;
tree arglist;
if (boolp)
{
if (! target)
- target = gen_reg_rtx (mode);
+ target = gen_reg_rtx (rmode);
return emit_store_flag_force (target, EQ, tmp, old, mode, 1, 1);
}
else
tree fndecl = TREE_OPERAND (TREE_OPERAND (exp, 0), 0);
unsigned int fcode = DECL_FUNCTION_CODE (fndecl);
tree arglist = TREE_OPERAND (exp, 1);
+ enum machine_mode rmode;
switch (fcode)
{
case IA64_BUILTIN_BOOL_COMPARE_AND_SWAP_SI:
case IA64_BUILTIN_VAL_COMPARE_AND_SWAP_SI:
+ mode = SImode;
+ rmode = SImode;
+ break;
+
case IA64_BUILTIN_LOCK_TEST_AND_SET_SI:
case IA64_BUILTIN_LOCK_RELEASE_SI:
case IA64_BUILTIN_FETCH_AND_ADD_SI:
break;
case IA64_BUILTIN_BOOL_COMPARE_AND_SWAP_DI:
+ mode = DImode;
+ rmode = SImode;
+ break;
+
case IA64_BUILTIN_VAL_COMPARE_AND_SWAP_DI:
+ mode = DImode;
+ rmode = DImode;
+ break;
+
case IA64_BUILTIN_LOCK_TEST_AND_SET_DI:
case IA64_BUILTIN_LOCK_RELEASE_DI:
case IA64_BUILTIN_FETCH_AND_ADD_DI:
{
case IA64_BUILTIN_BOOL_COMPARE_AND_SWAP_SI:
case IA64_BUILTIN_BOOL_COMPARE_AND_SWAP_DI:
- return ia64_expand_compare_and_swap (mode, 1, arglist, target);
+ return ia64_expand_compare_and_swap (rmode, mode, 1, arglist,
+ target);
case IA64_BUILTIN_VAL_COMPARE_AND_SWAP_SI:
case IA64_BUILTIN_VAL_COMPARE_AND_SWAP_DI:
- return ia64_expand_compare_and_swap (mode, 0, arglist, target);
+ return ia64_expand_compare_and_swap (rmode, mode, 0, arglist,
+ target);
case IA64_BUILTIN_SYNCHRONIZE:
emit_insn (gen_mf ());