gcc/
2016-12-09 Claudiu Zissulescu <claz...@synopsys.com>
* config/arc/arc.h (REGNO_OK_FOR_BASE_P): Consider also extension
core registers.
(REG_OK_FOR_INDEX_P_NONSTRICT): Likewise.
(REG_OK_FOR_BASE_P_NONSTRICT): Likewise.
---
gcc/config/arc/arc.h | 20 +++++++++-----------
1 file changed, 9 insertions(+), 11 deletions(-)
diff --git a/gcc/config/arc/arc.h b/gcc/config/arc/arc.h
index 0c7e561..9f6a272 100644
--- a/gcc/config/arc/arc.h
+++ b/gcc/config/arc/arc.h
@@ -640,7 +640,8 @@ extern enum reg_class arc_regno_reg_class[];
#define REGNO_OK_FOR_BASE_P(REGNO) \
((REGNO) < 29 || ((REGNO) == ARG_POINTER_REGNUM) || ((REGNO) == 63) \
|| ((unsigned) reg_renumber[REGNO] < 29) \
- || ((unsigned) (REGNO) == (unsigned) arc_tp_regno))
+ || ((unsigned) (REGNO) == (unsigned) arc_tp_regno) \
+ || (fixed_regs[REGNO] == 0 && IN_RANGE (REGNO, 32, 59)))
#define REGNO_OK_FOR_INDEX_P(REGNO) REGNO_OK_FOR_BASE_P(REGNO)
@@ -922,18 +923,15 @@ extern int arc_initial_elimination_offset(int from, int
to);
/* Nonzero if X is a hard reg that can be used as an index
or if it is a pseudo reg. */
-#define REG_OK_FOR_INDEX_P_NONSTRICT(X) \
-((unsigned) REGNO (X) >= FIRST_PSEUDO_REGISTER || \
- (unsigned) REGNO (X) < 29 || \
- (unsigned) REGNO (X) == 63 || \
- (unsigned) REGNO (X) == ARG_POINTER_REGNUM)
+#define REG_OK_FOR_INDEX_P_NONSTRICT(X) \
+ ((unsigned) REGNO (X) >= FIRST_PSEUDO_REGISTER \
+ || REGNO_OK_FOR_BASE_P (REGNO (X)))
+
/* Nonzero if X is a hard reg that can be used as a base reg
or if it is a pseudo reg. */
-#define REG_OK_FOR_BASE_P_NONSTRICT(X) \
-((unsigned) REGNO (X) >= FIRST_PSEUDO_REGISTER || \
- (unsigned) REGNO (X) < 29 || \
- (unsigned) REGNO (X) == 63 || \
- (unsigned) REGNO (X) == ARG_POINTER_REGNUM)
+#define REG_OK_FOR_BASE_P_NONSTRICT(X) \
+ ((unsigned) REGNO (X) >= FIRST_PSEUDO_REGISTER \
+ || REGNO_OK_FOR_BASE_P (REGNO (X)))
/* Nonzero if X is a hard reg that can be used as an index. */
#define REG_OK_FOR_INDEX_P_STRICT(X) REGNO_OK_FOR_INDEX_P (REGNO (X))
--
1.9.1
