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Fix bad use of FP reg in post-modify address.

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* config/ia64/ia64.h (INDEX_REG_CLASS): Define to GENERAL_REGS.
	(REGNO_OK_FOR_INDEX_P): Define to REGNO_OK_FOR_BASE_P.
	(LEGITIMATE_ADDRESS_DISP): Use LEGITIMATE_ADDRESS_REG.
	(REG_OK_FOR_INDEX): Define to REG_OK_FOR_BASE_P.

From-SVN: r36640
This commit is contained in:
Jim Wilson 2000-09-26 00:40:42 +00:00 committed by Jim Wilson
parent a94c119922
commit cf606f453b
2 changed files with 15 additions and 7 deletions
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7
gcc/ChangeLog
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@ -1,3 +1,10 @@
2000-09-25 Jim Wilson <wilson@cygnus.com>
* config/ia64/ia64.h (INDEX_REG_CLASS): Define to GENERAL_REGS.
(REGNO_OK_FOR_INDEX_P): Define to REGNO_OK_FOR_BASE_P.
(LEGITIMATE_ADDRESS_DISP): Use LEGITIMATE_ADDRESS_REG.
(REG_OK_FOR_INDEX): Define to REG_OK_FOR_BASE_P.
Tue 26-Sep-2000 00:16:22 BST Neil Booth <neilb@earthling.net>
* cpplex.c (parse_args): Don't set VOID_REST flag.

15
gcc/config/ia64/ia64.h
View File

@ -978,8 +978,8 @@ enum reg_class
/* A macro whose definition is the name of the class to which a valid index
register must belong. An index register is one used in an address where its
value is either multiplied by a scale factor or added to another register
(as well as added to a displacement). */
#define INDEX_REG_CLASS NO_REGS
(as well as added to a displacement). This is needed for POST_MODIFY. */
#define INDEX_REG_CLASS GENERAL_REGS
/* A C expression which defines the machine-dependent operand constraint
letters for register classes. If CHAR is such a letter, the value should be
@ -1004,8 +1004,9 @@ enum reg_class
/* A C expression which is nonzero if register number NUM is suitable for use
as an index register in operand addresses. It may be either a suitable hard
register or a pseudo register that has been allocated such a hard reg. */
#define REGNO_OK_FOR_INDEX_P(NUM) 0
register or a pseudo register that has been allocated such a hard reg.
This is needed for POST_MODIFY. */
#define REGNO_OK_FOR_INDEX_P(NUM) REGNO_OK_FOR_BASE_P (NUM)
/* A C expression that places additional restrictions on the register class to
use when it is necessary to copy value X into a register in class CLASS.
@ -1743,7 +1744,7 @@ do { \
#define LEGITIMATE_ADDRESS_DISP(R, X) \
(GET_CODE (X) == PLUS \
&& rtx_equal_p (R, XEXP (X, 0)) \
&& (GET_CODE (XEXP (X, 1)) == REG \
&& (LEGITIMATE_ADDRESS_REG (XEXP (X, 1)) \
|| (GET_CODE (XEXP (X, 1)) == CONST_INT \
&& INTVAL (XEXP (X, 1)) >= -256 \
&& INTVAL (XEXP (X, 1)) < 256)))
@ -1774,9 +1775,9 @@ do { \
#endif
/* A C expression that is nonzero if X (assumed to be a `reg' RTX) is valid for
use as an index register. */
use as an index register. This is needed for POST_MODIFY. */
#define REG_OK_FOR_INDEX_P(X) 0
#define REG_OK_FOR_INDEX_P(X) REG_OK_FOR_BASE_P (X)
/* A C compound statement that attempts to replace X with a valid memory
address for an operand of mode MODE.