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-rw-r--r--gcc/ChangeLog9
-rw-r--r--gcc/config/rs6000/predicates.md36
2 files changed, 27 insertions, 18 deletions
diff --git a/gcc/ChangeLog b/gcc/ChangeLog
index 3f99ac1..269275c 100644
--- a/gcc/ChangeLog
+++ b/gcc/ChangeLog
@@ -1,3 +1,12 @@
+2005-04-08 David Edelsohn <edelsohn@gnu.org>
+
+ PR target/20814
+ * config/rs6000/predicates.md (altivec_register_operand): Accept
+ SUBREG.
+ (and64_operand): Do not limit CONST_INT to mask64_operand.
+ (and64_2_operand): Do not limit CONST_INT to mask64_1or2_operand.
+ (and_operand): Do not limit CONST_INT to mask_operand.
+
2005-04-09 Hans-Peter Nilsson <hp@axis.com>
PR rtl-optimization/20466
diff --git a/gcc/config/rs6000/predicates.md b/gcc/config/rs6000/predicates.md
index b8757a1..e29297a 100644
--- a/gcc/config/rs6000/predicates.md
+++ b/gcc/config/rs6000/predicates.md
@@ -34,9 +34,11 @@
;; Return 1 if op is an Altivec register.
(define_predicate "altivec_register_operand"
- (and (match_code "reg")
- (match_test "ALTIVEC_REGNO_P (REGNO (op))
- || REGNO (op) > LAST_VIRTUAL_REGISTER")))
+ (and (match_code "reg,subreg")
+ (and (match_operand 0 "register_operand")
+ (match_test "GET_CODE (op) != REG
+ || ALTIVEC_REGNO_P (REGNO (op))
+ || REGNO (op) > LAST_VIRTUAL_REGISTER"))))
;; Return 1 if op is XER register.
(define_predicate "xer_operand"
@@ -531,29 +533,27 @@
;; Return 1 if the operand is either a non-special register or a constant
;; that can be used as the operand of a PowerPC64 logical AND insn.
(define_predicate "and64_operand"
- (if_then_else (match_code "const_int")
- (match_operand 0 "mask64_operand")
- (if_then_else (match_test "fixed_regs[CR0_REGNO]")
- (match_operand 0 "gpc_reg_operand")
- (match_operand 0 "logical_operand"))))
+ (ior (match_operand 0 "mask64_operand")
+ (if_then_else (match_test "fixed_regs[CR0_REGNO]")
+ (match_operand 0 "gpc_reg_operand")
+ (match_operand 0 "logical_operand"))))
;; Like and64_operand, but also match constants that can be implemented
;; with two rldicl or rldicr insns.
(define_predicate "and64_2_operand"
- (if_then_else (match_code "const_int")
- (match_test "mask64_1or2_operand (op, mode, true)")
- (if_then_else (match_test "fixed_regs[CR0_REGNO]")
- (match_operand 0 "gpc_reg_operand")
- (match_operand 0 "logical_operand"))))
+ (ior (and (match_code "const_int")
+ (match_test "mask64_1or2_operand (op, mode, true)"))
+ (if_then_else (match_test "fixed_regs[CR0_REGNO]")
+ (match_operand 0 "gpc_reg_operand")
+ (match_operand 0 "logical_operand"))))
;; Return 1 if the operand is either a non-special register or a
;; constant that can be used as the operand of a logical AND.
(define_predicate "and_operand"
- (if_then_else (match_code "const_int")
- (match_operand 0 "mask_operand")
- (if_then_else (match_test "fixed_regs[CR0_REGNO]")
- (match_operand 0 "gpc_reg_operand")
- (match_operand 0 "logical_operand"))))
+ (ior (match_operand 0 "mask_operand")
+ (if_then_else (match_test "fixed_regs[CR0_REGNO]")
+ (match_operand 0 "gpc_reg_operand")
+ (match_operand 0 "logical_operand"))))
;; Return 1 if the operand is a general non-special register or memory operand.
(define_predicate "reg_or_mem_operand"