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re PR target/21571 (ICE in rs6000.c with -msdata=default.) 

PR target/21571
	* config/rs6000/rs6000.c (rs6000_legitimate_small_data_p): Rename
	from legitimate_small_data_p, and make global.  Update use.
	Remove forward declaration.
	* config/rs6000/rs6000-protos.h (rs6000_legitimate_small_data_p):
	Declare.
	* config/rs6000/rs6000.md (movdf_hardfloat32): Allow small data mems.

From-SVN: r103382
This commit is contained in:
Alan Modra 2005-08-23 12:09:56 +09:30
parent d0515b3965
commit 0c380712e7
3 changed files with 8 additions and 6 deletions
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1
gcc/config/rs6000/rs6000-protos.h
View File

@ -45,6 +45,7 @@ extern void validate_condition_mode (enum rtx_code, enum machine_mode);
extern bool legitimate_constant_pool_address_p (rtx);
extern bool legitimate_indirect_address_p (rtx, int);
extern bool rs6000_legitimate_offset_address_p (enum machine_mode, rtx, int);
extern bool rs6000_legitimate_small_data_p (enum machine_mode, rtx);
extern rtx rs6000_got_register (rtx);
extern rtx find_addr_reg (rtx);

7
gcc/config/rs6000/rs6000.c
View File

@ -584,7 +584,6 @@ static unsigned toc_hash_function (const void *);
static int toc_hash_eq (const void *, const void *);
static int constant_pool_expr_1 (rtx, int *, int *);
static bool constant_pool_expr_p (rtx);
static bool legitimate_small_data_p (enum machine_mode, rtx);
static bool legitimate_indexed_address_p (rtx, int);
static bool legitimate_lo_sum_address_p (enum machine_mode, rtx, int);
static struct machine_function * rs6000_init_machine_status (void);
@ -2631,8 +2630,8 @@ legitimate_constant_pool_address_p (rtx x)
&& constant_pool_expr_p (XEXP (x, 1)));
}
static bool
legitimate_small_data_p (enum machine_mode mode, rtx x)
bool
rs6000_legitimate_small_data_p (enum machine_mode mode, rtx x)
{
return (DEFAULT_ABI == ABI_V4
&& !flag_pic && !TARGET_TOC
@ -3401,7 +3400,7 @@ rs6000_legitimate_address (enum machine_mode mode, rtx x, int reg_ok_strict)
&& TARGET_UPDATE
&& legitimate_indirect_address_p (XEXP (x, 0), reg_ok_strict))
return 1;
if (legitimate_small_data_p (mode, x))
if (rs6000_legitimate_small_data_p (mode, x))
return 1;
if (legitimate_constant_pool_address_p (x))
return 1;

6
gcc/config/rs6000/rs6000.md
View File

@ -7549,9 +7549,10 @@
if (GET_CODE (operands[1]) == MEM
&& (rs6000_legitimate_offset_address_p (DFmode, XEXP (operands[1], 0),
reload_completed || reload_in_progress)
|| rs6000_legitimate_small_data_p (DFmode, XEXP (operands[1], 0))
|| GET_CODE (XEXP (operands[1], 0)) == REG
|| GET_CODE (XEXP (operands[1], 0)) == LO_SUM
|| GET_CODE (XEXP (operands[1], 0)) == PRE_INC
|| GET_CODE (XEXP (operands[1], 0)) == PRE_INC
|| GET_CODE (XEXP (operands[1], 0)) == PRE_DEC))
{
/* If the low-address word is used in the address, we must load
@ -7591,9 +7592,10 @@
if (GET_CODE (operands[0]) == MEM
&& (rs6000_legitimate_offset_address_p (DFmode, XEXP (operands[0], 0),
reload_completed || reload_in_progress)
|| rs6000_legitimate_small_data_p (DFmode, XEXP (operands[0], 0))
|| GET_CODE (XEXP (operands[0], 0)) == REG
|| GET_CODE (XEXP (operands[0], 0)) == LO_SUM
|| GET_CODE (XEXP (operands[0], 0)) == PRE_INC
|| GET_CODE (XEXP (operands[0], 0)) == PRE_INC
|| GET_CODE (XEXP (operands[0], 0)) == PRE_DEC))
return \"{st%U0|stw%U0} %1,%0\;{st|stw} %L1,%L0\";
else