+2004-01-23 Bob Wilson <bob.wilson@acm.org>
+
+ * config/xtensa/xtensa.c (xtensa_va_arg): Handle complex values as
+ separate real and imaginary parts.
+ * config/xtensa/xtensa.h (SPLIT_COMPLEX_ARGS): Define.
+
2004-01-23 Hartmut Penner <hpenner@de.ibm.com>
PR target/13674
rtx array, orig_ndx, r, addr, size, va_size;
rtx lab_false, lab_over, lab_false2;
+ /* Handle complex values as separate real and imaginary parts. */
+ if (TREE_CODE (type) == COMPLEX_TYPE)
+ {
+ rtx real_part, imag_part, concat_val, local_copy;
+
+ real_part = xtensa_va_arg (valist, TREE_TYPE (type));
+ imag_part = xtensa_va_arg (valist, TREE_TYPE (type));
+
+ /* Make a copy of the value in case the parts are not contiguous. */
+ real_part = gen_rtx_MEM (TYPE_MODE (TREE_TYPE (type)), real_part);
+ imag_part = gen_rtx_MEM (TYPE_MODE (TREE_TYPE (type)), imag_part);
+ concat_val = gen_rtx_CONCAT (TYPE_MODE (type), real_part, imag_part);
+
+ local_copy = assign_temp (type, 0, 1, 0);
+ emit_move_insn (local_copy, concat_val);
+
+ return XEXP (local_copy, 0);
+ }
+
f_stk = TYPE_FIELDS (va_list_type_node);
f_reg = TREE_CHAIN (f_stk);
f_ndx = TREE_CHAIN (f_reg);
? PARM_BOUNDARY \
: GET_MODE_ALIGNMENT (MODE)))
-
/* Nonzero if we do not know how to pass TYPE solely in registers.
We cannot do so in the following cases:
&& (TREE_CODE (TYPE_SIZE (TYPE)) != INTEGER_CST \
|| TREE_ADDRESSABLE (TYPE)))
+/* Pass complex arguments independently. */
+#define SPLIT_COMPLEX_ARGS 1
+
/* Profiling Xtensa code is typically done with the built-in profiling
feature of Tensilica's instruction set simulator, which does not
require any compiler support. Profiling code on a real (i.e.,