config/ia64/ia64.c

3831 ia64_setup_incoming_varargs (CUMULATIVE_ARGS *cum, enum machine_mode mode,
3835   CUMULATIVE_ARGS next_cum = *cum;
3965 ia64_function_arg_offset (CUMULATIVE_ARGS *cum, tree type, int words)
3967   if ((cum->words & 1) == 0)
3984 ia64_function_arg (CUMULATIVE_ARGS *cum, enum machine_mode mode, tree type,
3989   int offset = ia64_function_arg_offset (cum, type, words);
3993   if (cum->words + offset >= MAX_ARGUMENT_SLOTS)
4002   if (hfa_mode != VOIDmode && (! cum->prototype || named))
4006       int fp_regs = cum->fp_regs;
4007       int int_regs = cum->words + offset;
4039       if (! cum->prototype)
4086 	   || (! FLOAT_MODE_P (mode) || cum->fp_regs == MAX_ARGUMENT_SLOTS))
4097 						       (basereg + cum->words
4103 	return gen_rtx_REG (mode, basereg + cum->words + offset);
4109   else if (cum->prototype)
4112 	return gen_rtx_REG (mode, FR_ARG_FIRST + cum->fp_regs);
4120 		     gen_rtx_REG (DImode, basereg + cum->words + offset),
4123 	return gen_rtx_REG (mode, basereg + cum->words + offset);
4135 							  + cum->fp_regs)),
4139 						   (basereg + cum->words
4152 ia64_arg_partial_bytes (CUMULATIVE_ARGS *cum, enum machine_mode mode,
4156   int offset = ia64_function_arg_offset (cum, type, words);
4159   if (cum->words + offset >= MAX_ARGUMENT_SLOTS)
4167   if (words + cum->words + offset <= MAX_ARGUMENT_SLOTS)
4170   return (MAX_ARGUMENT_SLOTS - cum->words - offset) * UNITS_PER_WORD;
4177 ia64_function_arg_advance (CUMULATIVE_ARGS *cum, enum machine_mode mode,
4181   int offset = ia64_function_arg_offset (cum, type, words);
4185   if (cum->words >= MAX_ARGUMENT_SLOTS)
4188   cum->words += words + offset;
4196   if (hfa_mode != VOIDmode && (! cum->prototype || named))
4198       int fp_regs = cum->fp_regs;
4199       /* This is the original value of cum->words + offset.  */
4200       int int_regs = cum->words - words;
4227       cum->fp_regs = fp_regs;
4234            || (! FLOAT_MODE_P (mode) || cum->fp_regs == MAX_ARGUMENT_SLOTS))
4235     cum->int_regs = cum->words;
4239   else if (cum->prototype)
4242 	cum->int_regs = cum->words;
4245 	cum->fp_regs += (GET_MODE_CLASS (mode) == MODE_COMPLEX_FLOAT ? 2 : 1);
4252       cum->fp_regs += (GET_MODE_CLASS (mode) == MODE_COMPLEX_FLOAT ? 2 : 1);
4253       cum->int_regs = cum->words;