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rs6000.h (machine_function): Add ra_need_lr. 

* config/rs6000/rs6000.h (machine_function): Add ra_need_lr.
	* config/rs6000/rs6000.c (rs6000_return_addr): Set it.
	(rs6000_emit_prologue): Save FPRs inline if set.

From-SVN: r69645
This commit is contained in:
Jakub Jelinek 2003-07-21 22:18:52 +02:00 committed by Jakub Jelinek
parent 92cbea2214
commit 8c29550d3c
3 changed files with 11 additions and 1 deletions
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6
gcc/ChangeLog
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@ -1,3 +1,9 @@
2003-07-21 Jakub Jelinek <jakub@redhat.com>
* config/rs6000/rs6000.h (machine_function): Add ra_need_lr.
* config/rs6000/rs6000.c (rs6000_return_addr): Set it.
(rs6000_emit_prologue): Save FPRs inline if set.
2003-07-21 H.J. Lu <hongjiu.lu@intel.com>
* config/ia64/ia64.md (prefetch): Support predicate.

4
gcc/config/rs6000/rs6000.c
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@ -10542,6 +10542,7 @@ rs6000_return_addr (count, frame)
RETURN_ADDRESS_OFFSET)));
}
cfun->machine->ra_need_lr = 1;
return get_hard_reg_initial_val (Pmode, LINK_REGISTER_REGNUM);
}
@ -11252,7 +11253,8 @@ rs6000_emit_prologue ()
|| info->spe_64bit_regs_used == 0)
&& info->first_gp_reg_save < 31);
saving_FPRs_inline = (info->first_fp_reg_save == 64
|| FP_SAVE_INLINE (info->first_fp_reg_save));
|| FP_SAVE_INLINE (info->first_fp_reg_save)
|| cfun->machine->ra_need_lr);
/* For V.4, update stack before we do any saving and set back pointer. */
if (info->push_p

2
gcc/config/rs6000/rs6000.h
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@ -1708,6 +1708,8 @@ typedef struct machine_function GTY(())
const char *some_ld_name;
/* Whether the instruction chain has been scanned already. */
int insn_chain_scanned_p;
/* Flags if __builtin_return_address (0) was used. */
int ra_need_lr;
} machine_function;
/* Define a data type for recording info about an argument list