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recog.c (general_operand, [...]): Require CONST_INTs to be sign-extended values for their modes.

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* recog.c (general_operand, immediate_operand,
nonmemory_operand): Require CONST_INTs to be sign-extended
values for their modes.

From-SVN: r41286
This commit is contained in:
Alexandre Oliva 2001-04-12 05:25:55 +00:00 committed by Alexandre Oliva
parent 691073076b
commit c033e268c5
2 changed files with 18 additions and 0 deletions
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6
gcc/ChangeLog
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@ -1,3 +1,9 @@
2001-04-12 Alexandre Oliva <aoliva@redhat.com>
* recog.c (general_operand, immediate_operand,
nonmemory_operand): Require CONST_INTs to be sign-extended
values for their modes.
2001-04-12 Alexandre Oliva <aoliva@redhat.com>
* expmed.c (store_bit_field): Truncate CONST_INTs.

12
gcc/recog.c
View File

@ -1114,6 +1114,10 @@ general_operand (op, mode)
&& GET_MODE_CLASS (mode) != MODE_PARTIAL_INT)
return 0;
if (GET_CODE (op) == CONST_INT
&& trunc_int_for_mode (INTVAL (op), mode) != INTVAL (op))
return 0;
if (CONSTANT_P (op))
return ((GET_MODE (op) == VOIDmode || GET_MODE (op) == mode
|| mode == VOIDmode)
@ -1290,6 +1294,10 @@ immediate_operand (op, mode)
&& GET_MODE_CLASS (mode) != MODE_PARTIAL_INT)
return 0;
if (GET_CODE (op) == CONST_INT
&& trunc_int_for_mode (INTVAL (op), mode) != INTVAL (op))
return 0;
/* Accept CONSTANT_P_RTX, since it will be gone by CSE1 and
result in 0/1. It seems a safe assumption that this is
in range for everyone. */
@ -1361,6 +1369,10 @@ nonmemory_operand (op, mode)
&& GET_MODE_CLASS (mode) != MODE_PARTIAL_INT)
return 0;
if (GET_CODE (op) == CONST_INT
&& trunc_int_for_mode (INTVAL (op), mode) != INTVAL (op))
return 0;
return ((GET_MODE (op) == VOIDmode || GET_MODE (op) == mode
|| mode == VOIDmode)
#ifdef LEGITIMATE_PIC_OPERAND_P