parent
74f171be20
commit
9894a29157
|
@ -1282,9 +1282,17 @@ struct rs6000_args {int words, fregno, nargs_prototype; };
|
||||||
}
|
}
|
||||||
|
|
||||||
/* Define this if some processing needs to be done immediately before
|
/* Define this if some processing needs to be done immediately before
|
||||||
emitting code for an insn. */
|
emitting code for an insn.
|
||||||
|
|
||||||
/* #define FINAL_PRESCAN_INSN(INSN,OPERANDS,NOPERANDS) */
|
For the RS/6000, we check if there is a dead PRE_INC value. If so,
|
||||||
|
replace it with a normal displacement. This is done in case the
|
||||||
|
output of the load insn duplicates the register being incremented.
|
||||||
|
That produces an insn that isn't valid for PowerPC. */
|
||||||
|
|
||||||
|
#define FINAL_PRESCAN_INSN(INSN,OPERANDS,NOPERANDS) \
|
||||||
|
if (find_reg_note (INSN, REG_INC, NULL_RTX) \
|
||||||
|
&& find_reg_note (INSN, REG_DEAD, NULL_RTX)) \
|
||||||
|
rs6000_convert_preincs (PATTERN (INSN), INSN);
|
||||||
|
|
||||||
/* Specify the machine mode that this machine uses
|
/* Specify the machine mode that this machine uses
|
||||||
for the index in the tablejump instruction. */
|
for the index in the tablejump instruction. */
|
||||||
|
|
Loading…
Reference in New Issue