* config/rx/rx.c (rx_function_value): Likewise.
(rx_promote_function_mode): Likewise.
(gen_safe_add): Place an outsized immediate value inside an UNSPEC
in order to make it legitimate.
* config/rx/rx.md (adddi3_internal): If the second operand is a
MEM make sure that the first operand is the same as the result
register.
(addsi3_unspec): Delete.
(subdi3): Do not accept immediate operands.
(subdi3_internal): Likewise.
* gcc.target/rx/builtins.c: Allow -fipa-cp-clone.
(saturate_add): Delete.
(exchange): Delete.
(main): Do not run saturate_add.
(set_interrupts): Delete.
git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@169232
138bc75d-0d04-0410-961f-
82ee72b054a4
+2011-01-25 Nick Clifton <nickc@redhat.com>
+
+ * config/rx/rx.h (LIBCALL_VALUE): Do not promote complex types.
+ * config/rx/rx.c (rx_function_value): Likewise.
+ (rx_promote_function_mode): Likewise.
+ (gen_safe_add): Place an outsized immediate value inside an UNSPEC
+ in order to make it legitimate.
+ * config/rx/rx.md (adddi3_internal): If the second operand is a
+ MEM make sure that the first operand is the same as the result
+ register.
+ (addsi3_unspec): Delete.
+ (subdi3): Do not accept immediate operands.
+ (subdi3_internal): Likewise.
+
2011-01-25 Jeff Law <law@redhat.com>
PR rtl-optimization/37273
/* RX ABI specifies that small integer types are
promoted to int when returned by a function. */
- if (GET_MODE_SIZE (mode) > 0 && GET_MODE_SIZE (mode) < 4)
+ if (GET_MODE_SIZE (mode) > 0
+ && GET_MODE_SIZE (mode) < 4
+ && ! COMPLEX_MODE_P (mode)
+ )
return gen_rtx_REG (SImode, FUNC_RETURN_REGNUM);
return gen_rtx_REG (mode, FUNC_RETURN_REGNUM);
{
if (for_return != 1
|| GET_MODE_SIZE (mode) >= 4
+ || COMPLEX_MODE_P (mode)
|| GET_MODE_SIZE (mode) < 1)
return mode;
insn = emit_insn (gen_addsi3 (dest, src, val));
else
{
- insn = emit_insn (gen_addsi3_unspec (dest, src, val));
+ /* Wrap VAL in an UNSPEC so that rx_is_legitimate_constant
+ will not reject it. */
+ val = gen_rtx_CONST (SImode, gen_rtx_UNSPEC (SImode, gen_rtvec (1, val), UNSPEC_CONST));
+ insn = emit_insn (gen_addsi3 (dest, src, val));
if (is_frame_related)
/* We have to provide our own frame related note here
#define LIBCALL_VALUE(MODE) \
gen_rtx_REG (((GET_MODE_CLASS (MODE) != MODE_INT \
+ || COMPLEX_MODE_P (MODE) \
|| GET_MODE_SIZE (MODE) >= 4) \
? (MODE) \
: SImode), \
)
(define_expand "adddi3"
- [(set (match_operand:DI 0 "register_operand" "")
- (plus:DI (match_operand:DI 1 "register_operand" "")
- (match_operand:DI 2 "rx_source_operand" "")))]
+ [(set (match_operand:DI 0 "register_operand")
+ (plus:DI (match_operand:DI 1 "register_operand")
+ (match_operand:DI 2 "rx_source_operand")))]
""
{
rtx op0l, op0h, op1l, op1h, op2l, op2h;
if (rtx_equal_p (op0l, op1l))
;
+ /* It is preferable that op0l == op1l... */
else if (rtx_equal_p (op0l, op2l))
x = op1l, op1l = op2l, op2l = x;
+ /* ... but it is only a requirement if op2l == MEM. */
+ else if (MEM_P (op2l))
+ {
+ /* Let's hope that we still have a scratch register free. */
+ gcc_assert (op1h != scratch);
+ emit_move_insn (scratch, op2l);
+ op2l = scratch;
+ }
+
emit_insn (gen_addsi3_flags (op0l, op1l, op2l));
if (rtx_equal_p (op0h, op1h))
DONE;
})
-;; A pattern to add an integer to a register, regardless of the
-;; setting of the -mmax-constant-size command line switch.
-;; See rx.c:gen_safe_add() for more details.
-(define_insn "addsi3_unspec"
- [(set (match_operand:SI 0 "register_operand" "=r,r")
- (plus:SI (match_operand:SI 1 "register_operand" "%0,r")
- (const:SI (unspec:SI [(match_operand 2 "const_int_operand" "n,n")] UNSPEC_CONST))))
- (clobber (reg:CC CC_REG))]
- ""
- "@
- add\t%2, %0
- add\t%2, %1, %0"
- [(set_attr "timings" "11")
- (set_attr "length" "6")]
-)
-
(define_insn "andsi3"
[(set (match_operand:SI 0 "register_operand" "=r,r,r,r,r,r,r,r,r")
(and:SI (match_operand:SI 1 "register_operand" "%0,0,0,0,0,0,r,r,0")
)
(define_expand "subdi3"
- [(set (match_operand:DI 0 "register_operand" "")
- (minus:DI (match_operand:DI 1 "register_operand" "")
- (match_operand:DI 2 "rx_source_operand" "")))]
+ [(set (match_operand:DI 0 "register_operand")
+ (minus:DI (match_operand:DI 1 "register_operand")
+ (match_operand:DI 2 "rx_compare_operand")))]
""
{
rtx op0l, op0h, op1l, op1h, op2l, op2h;
(define_insn_and_split "subdi3_internal"
[(set (match_operand:SI 0 "register_operand" "=&r,&r")
(minus:SI (match_operand:SI 2 "register_operand" " 0, r")
- (match_operand:SI 3 "rx_source_operand" "rnQ, r")))
+ (match_operand:SI 3 "rx_compare_operand" "rQ, r")))
(set (match_operand:SI 1 "register_operand" "= r, r")
(minus:SI
(minus:SI
+2011-01-25 Nick Clifton <nickc@redhat.com>
+
+ * gcc.target/rx/builtins.c: Allow -fipa-cp-clone.
+ (saturate_add): Delete.
+ (exchange): Delete.
+ (main): Do not run saturate_add.
+ (set_interrupts): Delete.
+
2011-01-25 Tobias Burnus <burnus@net-b.de>
PR fortran/47448
/* { dg-do run } */
-/* { dg-options "-fno-ipa-cp-clone" } */
/* Verify that the RX specific builtin functions work. */
-
-/* IPA CP cloning is disabled because the constant propagation
- has no understanding of the saturation behaviour of the
- __builtin_rx_sat function and so it will optimize away the
- saturation addition test. */
#include <stdlib.h>
#include <stdio.h>
return __builtin_rx_revw (arg);
}
-int
-saturate_add (int arg1, int arg2)
-{
- arg1 += arg2;
- return __builtin_rx_sat (arg1);
-}
-
-int
-exchange (int arg1, int arg2)
-{
- arg1 = __builtin_rx_xchg (arg2);
- return arg1;
-}
-
long
multiply_and_accumulate (long arg1, long arg2, long arg3)
{
main (void)
{
CHECK_1ARG (half_word_swap, 0x12345678, 0x34127856);
- CHECK_2ARG (saturate_add, 0x80000000, 0x80000000, 0x80000000);
CHECK_3ARG (multiply_and_accumulate, 0x111, 0x222, 0x333, 0x70007);
CHECK_1ARG (rxround, 0.5, 1);
return 0;
{
__builtin_rx_rmpa ();
}
-
-void
-set_interrupts (void)
-{
- __builtin_mvtipl (3);
-}