;; Predicate definitions for HP PA-RISC.
-;; Copyright (C) 2005 Free Software Foundation, Inc.
+;; Copyright (C) 2005, 2007, 2010, 2011 Free Software Foundation, Inc.
;;
;; This file is part of GCC.
;;
;; GCC is free software; you can redistribute it and/or modify
;; it under the terms of the GNU General Public License as published by
-;; the Free Software Foundation; either version 2, or (at your option)
+;; the Free Software Foundation; either version 3, or (at your option)
;; any later version.
;;
;; GCC is distributed in the hope that it will be useful,
;; GNU General Public License for more details.
;;
;; You should have received a copy of the GNU General Public License
-;; along with GCC; see the file COPYING. If not, write to
-;; the Free Software Foundation, 51 Franklin Street, Fifth Floor,
-;; Boston, MA 02110-1301, USA.
+;; along with GCC; see the file COPYING3. If not see
+;; <http://www.gnu.org/licenses/>.
-;; Return nonzero only if OP is a register of mode MODE, or
-;; CONST0_RTX.
+;; Return truth value of whether OP is an integer which fits the range
+;; constraining 5-bit signed immediate operands in three-address insns.
-(define_predicate "reg_or_0_operand"
- (match_code "subreg,reg,const_int,const_double")
+(define_predicate "int5_operand"
+ (and (match_code "const_int")
+ (match_test "INT_5_BITS (op)")))
+
+;; Return truth value of whether OP is an integer which fits the range
+;; constraining 5-bit unsigned immediate operands in three-address insns.
+
+(define_predicate "uint5_operand"
+ (and (match_code "const_int")
+ (match_test "INT_U5_BITS (op)")))
+
+;; Return truth value of whether OP is an integer which fits the range
+;; constraining 11-bit signed immediate operands in three-address insns.
+
+(define_predicate "int11_operand"
+ (and (match_code "const_int")
+ (match_test "INT_11_BITS (op)")))
+
+;; Return truth value of whether OP is an integer which fits the range
+;; constraining 14-bit signed immediate operands in three-address insns.
+
+(define_predicate "int14_operand"
+ (and (match_code "const_int")
+ (match_test "INT_14_BITS (op)")))
+
+;; True iff OP is a const_int or const_double that will fit in 32 bits.
+
+(define_predicate "uint32_operand"
+ (if_then_else (match_test "HOST_BITS_PER_WIDE_INT > 32")
+ (and (match_code "const_int")
+ (match_test "INTVAL (op) >= 0
+ && INTVAL (op) < (HOST_WIDE_INT) 1 << 32"))
+ (and (match_code "const_int,const_double")
+ (match_test "CONST_INT_P (op) || CONST_DOUBLE_HIGH (op) == 0"))))
+
+;; True iff depi can be used to compute (reg | OP).
+
+(define_predicate "cint_ior_operand"
+ (and (match_code "const_int")
+ (match_test "pa_ior_mask_p (INTVAL (op))")))
+
+;; True iff OP is CONST_INT that can be moved in one instruction
+;; into a general register.
+
+(define_predicate "cint_move_operand"
+ (and (match_code "const_int")
+ (match_test "pa_cint_ok_for_move (INTVAL (op))")))
+
+;; True iff OP is a CONST0_RTX for MODE.
+
+(define_predicate "const_0_operand"
+ (and (match_code "const_int,const_double")
+ (match_test "op == CONST0_RTX (mode)")))
+
+;; A constant integer suitable for use in a PRE_MODIFY memory reference.
+
+(define_predicate "pre_cint_operand"
+ (and (match_code "const_int")
+ (match_test "INTVAL (op) >= -0x2000 && INTVAL (op) < 0x10")))
+
+;; A constant integer suitable for use in a POST_MODIFY memory reference.
+
+(define_predicate "post_cint_operand"
+ (and (match_code "const_int")
+ (match_test "INTVAL (op) < 0x2000 && INTVAL (op) >= -0x10")))
+
+;; True iff depi or extru can be used to compute (reg & OP).
+
+(define_predicate "and_operand"
+ (ior (match_operand 0 "register_operand")
+ (and (match_code "const_int")
+ (match_test "pa_and_mask_p (INTVAL (op))"))))
+
+;; Return truth value of whether OP can be used as an operand in a
+;; three operand arithmetic insn that accepts registers of mode MODE
+;; or 5-bit signed integers.
+
+(define_predicate "arith5_operand"
+ (ior (match_operand 0 "register_operand")
+ (match_operand 0 "int5_operand")))
+
+;; Return truth value of whether OP can be used as an operand in a
+;; three operand arithmetic insn that accepts registers of mode MODE
+;; or 11-bit signed integers.
+
+(define_predicate "arith11_operand"
+ (ior (match_operand 0 "register_operand")
+ (match_operand 0 "int11_operand")))
+
+;; Return truth value of whether OP can be used as an operand in a
+;; three operand arithmetic insn that accepts registers of mode MODE
+;; or 14-bit signed integers.
+
+(define_predicate "arith14_operand"
+ (ior (match_operand 0 "register_operand")
+ (match_operand 0 "int14_operand")))
+
+;; Return truth value of whether OP can be used as an operand in a
+;; three operand arithmetic insn that accepts registers of mode MODE
+;; or 32-bit signed integers.
+
+(define_predicate "arith32_operand"
+ (ior (match_operand 0 "register_operand")
+ (match_code "const_int")))
+
+;; True iff OP can be used as an operand in an adddi3 insn.
+
+(define_predicate "adddi3_operand"
+ (if_then_else (match_test "TARGET_64BIT")
+ (match_operand 0 "arith14_operand")
+ (match_operand 0 "arith11_operand")))
+
+;; True iff OP is valid as a base or index register in a REG+REG address.
+
+(define_predicate "borx_reg_operand"
+ (match_code "reg")
{
- return (op == CONST0_RTX (mode) || register_operand (op, mode));
+ /* We must reject virtual registers as the only expressions that
+ can be instantiated are REG and REG+CONST. */
+ if (op == virtual_incoming_args_rtx
+ || op == virtual_stack_vars_rtx
+ || op == virtual_stack_dynamic_rtx
+ || op == virtual_outgoing_args_rtx
+ || op == virtual_cfa_rtx)
+ return false;
+
+ /* While it's always safe to index off the frame pointer, it's not
+ profitable to do so when the frame pointer is being eliminated. */
+ if (!reload_completed
+ && flag_omit_frame_pointer
+ && !cfun->calls_alloca
+ && op == frame_pointer_rtx)
+ return false;
+
+ return register_operand (op, mode);
})
;; Return nonzero if OP is suitable for use in a call to a named
&& CONSTANT_P (op) && ! TARGET_PORTABLE_RUNTIME);
})
-;; Return 1 iff OP is an indexed memory operand.
+;; True iff OP can be used as the divisor in a div millicode call.
+
+(define_predicate "div_operand"
+ (match_code "reg,const_int")
+{
+ return (mode == SImode
+ && ((REG_P (op) && REGNO (op) == 25)
+ || (CONST_INT_P (op)
+ && INTVAL (op) > 0 && INTVAL (op) < 16
+ && pa_magic_milli[INTVAL (op)])));
+})
+
+;; True iff OP is a reloading floating point register
+
+(define_predicate "fp_reg_operand"
+ (and (match_code "reg")
+ (match_test "reg_renumber && FP_REG_P (op)")))
+
+;; True iff OP is a function label operand.
+
+(define_special_predicate "function_label_operand"
+ (and (match_code "symbol_ref")
+ (match_test "FUNCTION_NAME_P (XSTR (op, 0))")))
+
+;; True iff OP is an indexed memory operand.
(define_predicate "indexed_memory_operand"
(match_code "subreg,mem")
{
if (GET_MODE (op) != mode)
- return 0;
+ return false;
/* Before reload, a (SUBREG (MEM...)) forces reloading into a register. */
if (reload_completed && GET_CODE (op) == SUBREG)
op = SUBREG_REG (op);
- if (GET_CODE (op) != MEM || symbolic_memory_operand (op, mode))
- return 0;
+ if (! MEM_P (op))
+ return false;
op = XEXP (op, 0);
-
- return (memory_address_p (mode, op) && IS_INDEX_ADDR_P (op));
-})
-
-;; Return 1 iff OP is a symbolic operand.
-;; Note: an inline copy of this code is present in pa_secondary_reload.
-
-(define_predicate "symbolic_operand"
- (match_code "symbol_ref,label_ref,const")
-{
- switch (GET_CODE (op))
- {
- case SYMBOL_REF:
- return !SYMBOL_REF_TLS_MODEL (op);
- case LABEL_REF:
- return 1;
- case CONST:
- op = XEXP (op, 0);
- return (((GET_CODE (XEXP (op, 0)) == SYMBOL_REF
- && !SYMBOL_REF_TLS_MODEL (XEXP (op, 0)))
- || GET_CODE (XEXP (op, 0)) == LABEL_REF)
- && GET_CODE (XEXP (op, 1)) == CONST_INT);
- default:
- return 0;
- }
+ return IS_INDEX_ADDR_P (op) && memory_address_p (mode, op);
})
-;; Return truth value of statement that OP is a symbolic memory
-;; operand of mode MODE.
+;; True iff the operand OP can be used as the destination operand of
+;; an integer store. This also implies the operand could be used as
+;; the source operand of an integer load. Symbolic, lo_sum and indexed
+;; memory operands are not allowed. We accept reloading pseudos and
+;; other memory operands.
-(define_predicate "symbolic_memory_operand"
- (match_code "subreg,mem")
+(define_predicate "integer_store_memory_operand"
+ (match_code "reg,mem")
{
- if (GET_CODE (op) == SUBREG)
- op = SUBREG_REG (op);
- if (GET_CODE (op) != MEM)
- return 0;
- op = XEXP (op, 0);
- return ((GET_CODE (op) == SYMBOL_REF && !SYMBOL_REF_TLS_MODEL (op))
- || GET_CODE (op) == CONST || GET_CODE (op) == HIGH
- || GET_CODE (op) == LABEL_REF);
+ return ((reload_in_progress
+ && REG_P (op)
+ && REGNO (op) >= FIRST_PSEUDO_REGISTER
+ && reg_renumber [REGNO (op)] < 0)
+ || (MEM_P (op)
+ && (reload_in_progress || memory_address_p (mode, XEXP (op, 0)))
+ && !symbolic_memory_operand (op, VOIDmode)
+ && !IS_LO_SUM_DLT_ADDR_P (XEXP (op, 0))
+ && !IS_INDEX_ADDR_P (XEXP (op, 0))));
})
-;; Return true if OP is a symbolic operand for the TLS Global Dynamic model.
-(define_predicate "tgd_symbolic_operand"
- (and (match_code "symbol_ref")
- (match_test "SYMBOL_REF_TLS_MODEL (op) == TLS_MODEL_GLOBAL_DYNAMIC")))
+;; Return true iff OP is an integer register.
-;; Return true if OP is a symbolic operand for the TLS Local Dynamic model.
-(define_predicate "tld_symbolic_operand"
- (and (match_code "symbol_ref")
- (match_test "SYMBOL_REF_TLS_MODEL (op) == TLS_MODEL_LOCAL_DYNAMIC")))
-
-;; Return true if OP is a symbolic operand for the TLS Initial Exec model.
-(define_predicate "tie_symbolic_operand"
- (and (match_code "symbol_ref")
- (match_test "SYMBOL_REF_TLS_MODEL (op) == TLS_MODEL_INITIAL_EXEC")))
+(define_predicate "ireg_operand"
+ (and (match_code "reg")
+ (match_test "REGNO (op) > 0 && REGNO (op) < 32")))
-;; Return true if OP is a symbolic operand for the TLS Local Exec model.
-(define_predicate "tle_symbolic_operand"
- (and (match_code "symbol_ref")
- (match_test "SYMBOL_REF_TLS_MODEL (op) == TLS_MODEL_LOCAL_EXEC")))
+;; Return truth value of whether OP is an integer which fits the range
+;; constraining immediate operands in three-address insns, or is an
+;; integer register.
+(define_predicate "ireg_or_int5_operand"
+ (ior (match_operand 0 "ireg_operand")
+ (match_operand 0 "int5_operand")))
-;; Return 1 if the operand is a register operand or a non-symbolic
-;; memory operand after reload. This predicate is used for branch
-;; patterns that internally handle register reloading. We need to
-;; accept non-symbolic memory operands after reload to ensure that the
-;; pattern is still valid if reload didn't find a hard register for
-;; the operand.
+;; True iff OP is a CONST_INT of the forms 0...0xxxx, 0...01...1xxxx,
+;; or 1...1xxxx. Such values can be the left hand side x in (x << r),
+;; using the zvdepi instruction.
-(define_predicate "reg_before_reload_operand"
- (match_code "reg,mem")
+(define_predicate "lhs_lshift_cint_operand"
+ (match_code "const_int")
{
- /* Don't accept a SUBREG since it will need a reload. */
- if (GET_CODE (op) == SUBREG)
- return 0;
-
- if (register_operand (op, mode))
- return 1;
-
- if (reload_completed
- && memory_operand (op, mode)
- && !symbolic_memory_operand (op, mode))
- return 1;
-
- return 0;
+ unsigned HOST_WIDE_INT x;
+ x = INTVAL (op) >> 4;
+ return (x & (x + 1)) == 0;
})
-;; Return 1 if the operand is either a register, zero, or a memory
-;; operand that is not symbolic.
-
-(define_predicate "reg_or_0_or_nonsymb_mem_operand"
- (match_code "subreg,reg,mem,const_int,const_double")
-{
- if (register_operand (op, mode))
- return 1;
+;; True iff OP can be used in a zvdep instruction.
- if (op == CONST0_RTX (mode))
- return 1;
-
- if (GET_CODE (op) == SUBREG)
- op = SUBREG_REG (op);
-
- if (GET_CODE (op) != MEM)
- return 0;
-
- /* Until problems with management of the REG_POINTER flag are resolved,
- we need to delay creating move insns with unscaled indexed addresses
- until CSE is not expected. */
- if (!TARGET_NO_SPACE_REGS
- && !cse_not_expected
- && GET_CODE (XEXP (op, 0)) == PLUS
- && REG_P (XEXP (XEXP (op, 0), 0))
- && REG_P (XEXP (XEXP (op, 0), 1)))
- return 0;
-
- return (!symbolic_memory_operand (op, mode)
- && memory_address_p (mode, XEXP (op, 0)));
-})
+(define_predicate "lhs_lshift_operand"
+ (ior (match_operand 0 "register_operand")
+ (match_operand 0 "lhs_lshift_cint_operand")))
;; Accept anything that can be used as a destination operand for a
;; move instruction. We don't accept indexed memory operands since
(match_code "subreg,reg,mem")
{
if (register_operand (op, mode))
- return 1;
+ return true;
if (GET_MODE (op) != mode)
- return 0;
+ return false;
if (GET_CODE (op) == SUBREG)
op = SUBREG_REG (op);
if (GET_CODE (op) != MEM || symbolic_memory_operand (op, mode))
- return 0;
+ return false;
op = XEXP (op, 0);
(match_code "subreg,reg,const_int,const_double,mem")
{
if (register_operand (op, mode))
- return 1;
+ return true;
if (op == CONST0_RTX (mode))
- return 1;
+ return true;
- if (GET_CODE (op) == CONST_INT)
- return cint_ok_for_move (INTVAL (op));
+ if (CONST_INT_P (op))
+ return pa_cint_ok_for_move (INTVAL (op));
if (GET_MODE (op) != mode)
- return 0;
+ return false;
if (GET_CODE (op) == SUBREG)
op = SUBREG_REG (op);
- if (GET_CODE (op) != MEM)
- return 0;
+ if (! MEM_P (op))
+ return false;
/* Until problems with management of the REG_POINTER flag are resolved,
we need to delay creating move insns with unscaled indexed addresses
&& GET_CODE (XEXP (op, 0)) == PLUS
&& REG_P (XEXP (XEXP (op, 0), 0))
&& REG_P (XEXP (XEXP (op, 0), 1)))
- return 0;
+ return false;
return memory_address_p (mode, XEXP (op, 0));
})
-;; Accept anything that can be used as the source operand for a
-;; prefetch instruction with a cache-control completer.
-
-(define_predicate "prefetch_cc_operand"
- (match_code "mem")
-{
- if (GET_CODE (op) != MEM)
- return 0;
-
- op = XEXP (op, 0);
-
- /* We must reject virtual registers as we don't allow REG+D. */
- if (op == virtual_incoming_args_rtx
- || op == virtual_stack_vars_rtx
- || op == virtual_stack_dynamic_rtx
- || op == virtual_outgoing_args_rtx
- || op == virtual_cfa_rtx)
- return 0;
-
- if (!REG_P (op) && !IS_INDEX_ADDR_P (op))
- return 0;
-
- /* Until problems with management of the REG_POINTER flag are resolved,
- we need to delay creating prefetch insns with unscaled indexed addresses
- until CSE is not expected. */
- if (!TARGET_NO_SPACE_REGS
- && !cse_not_expected
- && GET_CODE (op) == PLUS
- && REG_P (XEXP (op, 0)))
- return 0;
-
- return memory_address_p (mode, op);
-})
-
-;; Accept anything that can be used as the source operand for a
-;; prefetch instruction with no cache-control completer.
+;; True iff OP is not a symbolic memory operand.
-(define_predicate "prefetch_nocc_operand"
- (match_code "mem")
+(define_predicate "nonsymb_mem_operand"
+ (match_code "subreg,mem")
{
- if (GET_CODE (op) != MEM)
- return 0;
+ if (GET_CODE (op) == SUBREG)
+ op = SUBREG_REG (op);
- op = XEXP (op, 0);
+ if (! MEM_P (op))
+ return false;
/* Until problems with management of the REG_POINTER flag are resolved,
- we need to delay creating prefetch insns with unscaled indexed addresses
+ we need to delay creating move insns with unscaled indexed addresses
until CSE is not expected. */
if (!TARGET_NO_SPACE_REGS
&& !cse_not_expected
- && GET_CODE (op) == PLUS
- && REG_P (XEXP (op, 0))
- && REG_P (XEXP (op, 1)))
- return 0;
+ && GET_CODE (XEXP (op, 0)) == PLUS
+ && REG_P (XEXP (XEXP (op, 0), 0))
+ && REG_P (XEXP (XEXP (op, 0), 1)))
+ return false;
- return memory_address_p (mode, op);
+ return (!symbolic_memory_operand (op, mode)
+ && memory_address_p (mode, XEXP (op, 0)));
})
-;; Accept REG and any CONST_INT that can be moved in one instruction
-;; into a general register.
+;; True iff OP is anything other than a hard register.
-(define_predicate "reg_or_cint_move_operand"
- (match_code "subreg,reg,const_int")
-{
- if (register_operand (op, mode))
- return 1;
+(define_predicate "non_hard_reg_operand"
+ (match_test "! (REG_P (op) && REGNO (op) < FIRST_PSEUDO_REGISTER)"))
- return (GET_CODE (op) == CONST_INT && cint_ok_for_move (INTVAL (op)));
-})
-
-;; TODO: Add a comment here.
+;; True iff OP is a reference to a label whose address can be loaded
+;; while generating PIC code.
(define_predicate "pic_label_operand"
(match_code "label_ref,const")
{
if (!flag_pic)
- return 0;
+ return false;
switch (GET_CODE (op))
{
case LABEL_REF:
- return 1;
+ return true;
case CONST:
op = XEXP (op, 0);
return (GET_CODE (XEXP (op, 0)) == LABEL_REF
- && GET_CODE (XEXP (op, 1)) == CONST_INT);
+ && CONST_INT_P (XEXP (op, 1)));
default:
- return 0;
+ gcc_unreachable ();
}
+ return false;
})
-;; TODO: Add a comment here.
-
-(define_predicate "fp_reg_operand"
- (match_code "reg")
-{
- return reg_renumber && FP_REG_P (op);
-})
-
-;; Return truth value of whether OP can be used as an operand in a
-;; three operand arithmetic insn that accepts registers of mode MODE
-;; or 14-bit signed integers.
-
-(define_predicate "arith_operand"
- (match_code "subreg,reg,const_int")
-{
- return (register_operand (op, mode)
- || (GET_CODE (op) == CONST_INT && INT_14_BITS (op)));
-})
-
-;; Return truth value of whether OP can be used as an operand in a
-;; three operand arithmetic insn that accepts registers of mode MODE
-;; or 11-bit signed integers.
-
-(define_predicate "arith11_operand"
- (match_code "subreg,reg,const_int")
-{
- return (register_operand (op, mode)
- || (GET_CODE (op) == CONST_INT && INT_11_BITS (op)));
-})
-
-;; A constant integer suitable for use in a PRE_MODIFY memory
-;; reference.
-
-(define_predicate "pre_cint_operand"
- (match_code "const_int")
-{
- return (GET_CODE (op) == CONST_INT
- && INTVAL (op) >= -0x2000 && INTVAL (op) < 0x10);
-})
-
-;; A constant integer suitable for use in a POST_MODIFY memory
-;; reference.
-
-(define_predicate "post_cint_operand"
- (match_code "const_int")
-{
- return (GET_CODE (op) == CONST_INT
- && INTVAL (op) < 0x2000 && INTVAL (op) >= -0x10);
-})
-
-;; TODO: Add a comment here.
+;; True iff the operand OP lives in text space. OP is a symbolic operand.
+;; If so, SYMBOL_REF_FLAG, which is set by pa_encode_section_info, is true.
-(define_predicate "arith_double_operand"
- (match_code "subreg,reg,const_double")
+(define_special_predicate "read_only_operand"
+ (match_test "true")
{
- return (register_operand (op, mode)
- || (GET_CODE (op) == CONST_DOUBLE
- && GET_MODE (op) == mode
- && VAL_14_BITS_P (CONST_DOUBLE_LOW (op))
- && ((CONST_DOUBLE_HIGH (op) >= 0)
- == ((CONST_DOUBLE_LOW (op) & 0x1000) == 0))));
-})
-
-;; Return truth value of whether OP is an integer which fits the range
-;; constraining immediate operands in three-address insns, or is an
-;; integer register.
-
-(define_predicate "ireg_or_int5_operand"
- (match_code "const_int,reg")
-{
- return ((GET_CODE (op) == CONST_INT && INT_5_BITS (op))
- || (GET_CODE (op) == REG && REGNO (op) > 0 && REGNO (op) < 32));
-})
-
-;; Return truth value of whether OP is an integer which fits the range
-;; constraining immediate operands in three-address insns.
-
-(define_predicate "int5_operand"
- (match_code "const_int")
-{
- return (GET_CODE (op) == CONST_INT && INT_5_BITS (op));
-})
-
-;; Return truth value of whether OP is an integer which fits the range
-;; constraining immediate operands in three-address insns.
-
-(define_predicate "uint5_operand"
- (match_code "const_int")
-{
- return (GET_CODE (op) == CONST_INT && INT_U5_BITS (op));
+ if (GET_CODE (op) == CONST)
+ op = XEXP (XEXP (op, 0), 0);
+ if (GET_CODE (op) == SYMBOL_REF)
+ {
+ if (flag_pic)
+ return SYMBOL_REF_FLAG (op) && !CONSTANT_POOL_ADDRESS_P (op);
+ else
+ return SYMBOL_REF_FLAG (op) || CONSTANT_POOL_ADDRESS_P (op);
+ }
+ return true;
})
-;; Return truth value of whether OP is an integer which fits the range
-;; constraining immediate operands in three-address insns.
+;; True iff the operand is a register operand, or a non-symbolic
+;; memory operand after reload. A SUBREG is not accepted since it
+;; will need a reload.
+;;
+;; This predicate is used for branch patterns that internally handle
+;; register reloading. We need to accept non-symbolic memory operands
+;; after reload to ensure that the pattern is still valid if reload
+;; didn't find a hard register for the operand.
-(define_predicate "int11_operand"
- (match_code "const_int")
+(define_predicate "reg_before_reload_operand"
+ (match_code "reg,mem")
{
- return (GET_CODE (op) == CONST_INT && INT_11_BITS (op));
-})
+ if (register_operand (op, mode))
+ return true;
-;; Return truth value of whether OP is an integer which fits the range
-;; constraining immediate operands in three-address insns.
+ if (reload_completed
+ && memory_operand (op, mode)
+ && !symbolic_memory_operand (op, mode))
+ return true;
-(define_predicate "uint32_operand"
- (match_code "const_int,const_double")
-{
-#if HOST_BITS_PER_WIDE_INT > 32
- /* All allowed constants will fit a CONST_INT. */
- return (GET_CODE (op) == CONST_INT
- && (INTVAL (op) >= 0 && INTVAL (op) < (HOST_WIDE_INT) 1 << 32));
-#else
- return (GET_CODE (op) == CONST_INT
- || (GET_CODE (op) == CONST_DOUBLE
- && CONST_DOUBLE_HIGH (op) == 0));
-#endif
+ return false;
})
-;; Return truth value of whether OP is an integer which fits the range
-;; constraining immediate operands in three-address insns.
+;; True iff OP is a register or const_0 operand for MODE.
-(define_predicate "arith5_operand"
- (match_code "subreg,reg,const_int")
-{
- return register_operand (op, mode) || int5_operand (op, mode);
-})
+(define_predicate "reg_or_0_operand"
+ (ior (match_operand 0 "register_operand")
+ (match_operand 0 "const_0_operand")))
-;; True iff depi or extru can be used to compute (reg & OP).
+;; True iff OP is either a register, zero, or a non-symbolic memory operand.
-(define_predicate "and_operand"
- (match_code "subreg,reg,const_int")
-{
- return (register_operand (op, mode)
- || (GET_CODE (op) == CONST_INT && and_mask_p (INTVAL (op))));
-})
+(define_predicate "reg_or_0_or_nonsymb_mem_operand"
+ (ior (match_operand 0 "reg_or_0_operand")
+ (match_operand 0 "nonsymb_mem_operand")))
-;; True iff depi can be used to compute (reg | OP).
+;; Accept REG and any CONST_INT that can be moved in one instruction
+;; into a general register.
-(define_predicate "ior_operand"
- (match_code "const_int")
-{
- return (GET_CODE (op) == CONST_INT && ior_mask_p (INTVAL (op)));
-})
+(define_predicate "reg_or_cint_move_operand"
+ (ior (match_operand 0 "register_operand")
+ (match_operand 0 "cint_move_operand")))
-;; True iff OP is a CONST_INT of the forms 0...0xxxx or
-;; 0...01...1xxxx. Such values can be the left hand side x in (x <<
-;; r), using the zvdepi instruction.
+;; True iff OP can be used to compute (reg | OP).
-(define_predicate "lhs_lshift_cint_operand"
- (match_code "const_int")
-{
- unsigned HOST_WIDE_INT x;
- if (GET_CODE (op) != CONST_INT)
- return 0;
- x = INTVAL (op) >> 4;
- return (x & (x + 1)) == 0;
-})
+(define_predicate "reg_or_cint_ior_operand"
+ (ior (match_operand 0 "register_operand")
+ (match_operand 0 "cint_ior_operand")))
-;; TODO: Add a comment here.
+;; True iff OP is a CONST_INT of the forms 0...0xxxx, 0...01...1xxxx,
+;; or 1...1xxxx. Such values can be the left hand side x in (x << r),
+;; using the zvdepi instruction.
-(define_predicate "lhs_lshift_operand"
- (match_code "subreg,reg,const_int")
-{
- return register_operand (op, mode) || lhs_lshift_cint_operand (op, mode);
-})
+(define_predicate "shadd_operand"
+ (and (match_code "const_int")
+ (match_test "pa_shadd_constant_p (INTVAL (op))")))
-;; TODO: Add a comment here.
+;; Return truth value of statement that OP is a symbolic memory operand.
-(define_predicate "arith32_operand"
- (match_code "subreg,reg,const_int")
+(define_predicate "symbolic_memory_operand"
+ (match_code "subreg,mem")
{
- return register_operand (op, mode) || GET_CODE (op) == CONST_INT;
+ if (GET_CODE (op) == SUBREG)
+ op = SUBREG_REG (op);
+ if (!MEM_P (op))
+ return false;
+ return pa_symbolic_expression_p (XEXP (op, 0));
})
-;; TODO: Add a comment here.
+;; True iff OP is a symbolic operand.
+;; Note: an inline copy of this code is present in pa_secondary_reload.
-(define_predicate "pc_or_label_operand"
- (match_code "pc,label_ref")
+(define_predicate "symbolic_operand"
+ (match_code "symbol_ref,label_ref,const")
{
- return (GET_CODE (op) == PC || GET_CODE (op) == LABEL_REF);
+ switch (GET_CODE (op))
+ {
+ case SYMBOL_REF:
+ return !SYMBOL_REF_TLS_MODEL (op);
+ case LABEL_REF:
+ return true;
+ case CONST:
+ op = XEXP (op, 0);
+ return (GET_CODE (op) == PLUS
+ && ((GET_CODE (XEXP (op, 0)) == SYMBOL_REF
+ && !SYMBOL_REF_TLS_MODEL (XEXP (op, 0)))
+ || GET_CODE (XEXP (op, 0)) == LABEL_REF)
+ && GET_CODE (XEXP (op, 1)) == CONST_INT);
+ default:
+ gcc_unreachable ();
+ }
+ return true;
})
-;; TODO: Add a comment here.
+;; Return true if OP is a symbolic operand for the TLS Global Dynamic model.
-(define_predicate "plus_xor_ior_operator"
- (match_code "plus,xor,ior")
-{
- return (GET_CODE (op) == PLUS || GET_CODE (op) == XOR
- || GET_CODE (op) == IOR);
-})
+(define_predicate "tgd_symbolic_operand"
+ (and (match_code "symbol_ref")
+ (match_test "SYMBOL_REF_TLS_MODEL (op) == TLS_MODEL_GLOBAL_DYNAMIC")))
-;; Return 1 if OP is a CONST_INT with the value 2, 4, or 8. These are
-;; the valid constant for shadd instructions.
+;; Return true if OP is a symbolic operand for the TLS Local Dynamic model.
-(define_predicate "shadd_operand"
- (match_code "const_int")
-{
- return (GET_CODE (op) == CONST_INT && shadd_constant_p (INTVAL (op)));
-})
+(define_predicate "tld_symbolic_operand"
+ (and (match_code "symbol_ref")
+ (match_test "SYMBOL_REF_TLS_MODEL (op) == TLS_MODEL_LOCAL_DYNAMIC")))
-;; TODO: Add a comment here.
+;; Return true if OP is a symbolic operand for the TLS Initial Exec model.
-(define_predicate "div_operand"
- (match_code "reg,const_int")
-{
- return (mode == SImode
- && ((GET_CODE (op) == REG && REGNO (op) == 25)
- || (GET_CODE (op) == CONST_INT && INTVAL (op) > 0
- && INTVAL (op) < 16 && magic_milli[INTVAL (op)])));
-})
+(define_predicate "tie_symbolic_operand"
+ (and (match_code "symbol_ref")
+ (match_test "SYMBOL_REF_TLS_MODEL (op) == TLS_MODEL_INITIAL_EXEC")))
-;; Return nonzero if OP is an integer register, else return zero.
+;; Return true if OP is a symbolic operand for the TLS Local Exec model.
-(define_predicate "ireg_operand"
- (match_code "reg")
-{
- return (GET_CODE (op) == REG && REGNO (op) > 0 && REGNO (op) < 32);
-})
+(define_predicate "tle_symbolic_operand"
+ (and (match_code "symbol_ref")
+ (match_test "SYMBOL_REF_TLS_MODEL (op) == TLS_MODEL_LOCAL_EXEC")))
-;; Return 1 if this is a comparison operator. This allows the use of
+;; True iff this is a comparison operator. This allows the use of
;; MATCH_OPERATOR to recognize all the branch insns.
(define_predicate "cmpib_comparison_operator"
- (match_code "eq,ne,lt,le,leu,gt,gtu,ge")
-{
- return ((mode == VOIDmode || GET_MODE (op) == mode)
- && (GET_CODE (op) == EQ
- || GET_CODE (op) == NE
- || GET_CODE (op) == GT
- || GET_CODE (op) == GTU
- || GET_CODE (op) == GE
- || GET_CODE (op) == LT
- || GET_CODE (op) == LE
- || GET_CODE (op) == LEU));
-})
+ (match_code "eq,ne,lt,le,leu,gt,gtu,ge"))
-;; Return 1 if OP is an operator suitable for use in a movb
-;; instruction.
+;; True iff OP is an operator suitable for use in a movb instruction.
(define_predicate "movb_comparison_operator"
- (match_code "eq,ne,lt,ge")
-{
- return (GET_CODE (op) == EQ || GET_CODE (op) == NE
- || GET_CODE (op) == LT || GET_CODE (op) == GE);
-})
+ (match_code "eq,ne,lt,ge"))
+
+;; True iff OP is a PLUS, XOR or IOR operator.
+
+(define_predicate "plus_xor_ior_operator"
+ (match_code "plus,xor,ior"))
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