Index: config.gcc
===================================================================
--- config.gcc (revision 201372)
+++ config.gcc (working copy)
@@ -327,6 +327,7 @@ am33_2.0-*-linux*)
arm*-*-*)
cpu_type=arm
extra_headers="mmintrin.h arm_neon.h"
+ extra_objs="aarch-common.o"
target_type_format_char='%'
c_target_objs="arm-c.o"
cxx_target_objs="arm-c.o"
@@ -559,7 +560,11 @@ x86_64-*-*)
fi
tm_file="vxworks-dummy.h ${tm_file}"
;;
-arm*-*-* | mips*-*-* | sh*-*-* | sparc*-*-*)
+arm*-*-*)
+ tm_p_file="${tm_p_file} arm/aarch-common-protos.h"
+ tm_file="vxworks-dummy.h ${tm_file}"
+ ;;
+mips*-*-* | sh*-*-* | sparc*-*-*)
tm_file="vxworks-dummy.h ${tm_file}"
;;
esac
Index: config/arm/arm.c
===================================================================
--- config/arm/arm.c (revision 201372)
+++ config/arm/arm.c (working copy)
@@ -25394,163 +25394,6 @@ arm_setup_incoming_varargs (cumulative_a
*pretend_size = (NUM_ARG_REGS - nregs) * UNITS_PER_WORD;
}
-/* Return nonzero if the CONSUMER instruction (a store) does not need
- PRODUCER's value to calculate the address. */
-
-int
-arm_no_early_store_addr_dep (rtx producer, rtx consumer)
-{
- rtx value = PATTERN (producer);
- rtx addr = PATTERN (consumer);
-
- if (GET_CODE (value) == COND_EXEC)
- value = COND_EXEC_CODE (value);
- if (GET_CODE (value) == PARALLEL)
- value = XVECEXP (value, 0, 0);
- value = XEXP (value, 0);
- if (GET_CODE (addr) == COND_EXEC)
- addr = COND_EXEC_CODE (addr);
- if (GET_CODE (addr) == PARALLEL)
- addr = XVECEXP (addr, 0, 0);
- addr = XEXP (addr, 0);
-
- return !reg_overlap_mentioned_p (value, addr);
-}
-
-/* Return nonzero if the CONSUMER instruction (a store) does need
- PRODUCER's value to calculate the address. */
-
-int
-arm_early_store_addr_dep (rtx producer, rtx consumer)
-{
- return !arm_no_early_store_addr_dep (producer, consumer);
-}
-
-/* Return nonzero if the CONSUMER instruction (a load) does need
- PRODUCER's value to calculate the address. */
-
-int
-arm_early_load_addr_dep (rtx producer, rtx consumer)
-{
- rtx value = PATTERN (producer);
- rtx addr = PATTERN (consumer);
-
- if (GET_CODE (value) == COND_EXEC)
- value = COND_EXEC_CODE (value);
- if (GET_CODE (value) == PARALLEL)
- value = XVECEXP (value, 0, 0);
- value = XEXP (value, 0);
- if (GET_CODE (addr) == COND_EXEC)
- addr = COND_EXEC_CODE (addr);
- if (GET_CODE (addr) == PARALLEL)
- {
- if (GET_CODE (XVECEXP (addr, 0, 0)) == RETURN)
- addr = XVECEXP (addr, 0, 1);
- else
- addr = XVECEXP (addr, 0, 0);
- }
- addr = XEXP (addr, 1);
-
- return reg_overlap_mentioned_p (value, addr);
-}
-
-/* Return nonzero if the CONSUMER instruction (an ALU op) does not
- have an early register shift value or amount dependency on the
- result of PRODUCER. */
-
-int
-arm_no_early_alu_shift_dep (rtx producer, rtx consumer)
-{
- rtx value = PATTERN (producer);
- rtx op = PATTERN (consumer);
- rtx early_op;
-
- if (GET_CODE (value) == COND_EXEC)
- value = COND_EXEC_CODE (value);
- if (GET_CODE (value) == PARALLEL)
- value = XVECEXP (value, 0, 0);
- value = XEXP (value, 0);
- if (GET_CODE (op) == COND_EXEC)
- op = COND_EXEC_CODE (op);
- if (GET_CODE (op) == PARALLEL)
- op = XVECEXP (op, 0, 0);
- op = XEXP (op, 1);
-
- early_op = XEXP (op, 0);
- /* This is either an actual independent shift, or a shift applied to
- the first operand of another operation. We want the whole shift
- operation. */
- if (REG_P (early_op))
- early_op = op;
-
- return !reg_overlap_mentioned_p (value, early_op);
-}
-
-/* Return nonzero if the CONSUMER instruction (an ALU op) does not
- have an early register shift value dependency on the result of
- PRODUCER. */
-
-int
-arm_no_early_alu_shift_value_dep (rtx producer, rtx consumer)
-{
- rtx value = PATTERN (producer);
- rtx op = PATTERN (consumer);
- rtx early_op;
-
- if (GET_CODE (value) == COND_EXEC)
- value = COND_EXEC_CODE (value);
- if (GET_CODE (value) == PARALLEL)
- value = XVECEXP (value, 0, 0);
- value = XEXP (value, 0);
- if (GET_CODE (op) == COND_EXEC)
- op = COND_EXEC_CODE (op);
- if (GET_CODE (op) == PARALLEL)
- op = XVECEXP (op, 0, 0);
- op = XEXP (op, 1);
-
- early_op = XEXP (op, 0);
-
- /* This is either an actual independent shift, or a shift applied to
- the first operand of another operation. We want the value being
- shifted, in either case. */
- if (!REG_P (early_op))
- early_op = XEXP (early_op, 0);
-
- return !reg_overlap_mentioned_p (value, early_op);
-}
-
-/* Return nonzero if the CONSUMER (a mul or mac op) does not
- have an early register mult dependency on the result of
- PRODUCER. */
-
-int
-arm_no_early_mul_dep (rtx producer, rtx consumer)
-{
- rtx value = PATTERN (producer);
- rtx op = PATTERN (consumer);
-
- if (GET_CODE (value) == COND_EXEC)
- value = COND_EXEC_CODE (value);
- if (GET_CODE (value) == PARALLEL)
- value = XVECEXP (value, 0, 0);
- value = XEXP (value, 0);
- if (GET_CODE (op) == COND_EXEC)
- op = COND_EXEC_CODE (op);
- if (GET_CODE (op) == PARALLEL)
- op = XVECEXP (op, 0, 0);
- op = XEXP (op, 1);
-
- if (GET_CODE (op) == PLUS || GET_CODE (op) == MINUS)
- {
- if (GET_CODE (XEXP (op, 0)) == MULT)
- return !reg_overlap_mentioned_p (value, XEXP (op, 0));
- else
- return !reg_overlap_mentioned_p (value, XEXP (op, 1));
- }
-
- return 0;
-}
-
/* We can't rely on the caller doing the proper promotion when
using APCS or ATPCS. */
@@ -25600,95 +25443,6 @@ arm_cxx_guard_type (void)
return TARGET_AAPCS_BASED ? integer_type_node : long_long_integer_type_node;
}
-/* Return non-zero iff the consumer (a multiply-accumulate or a
- multiple-subtract instruction) has an accumulator dependency on the
- result of the producer and no other dependency on that result. It
- does not check if the producer is multiply-accumulate instruction. */
-int
-arm_mac_accumulator_is_result (rtx producer, rtx consumer)
-{
- rtx result;
- rtx op0, op1, acc;
-
- producer = PATTERN (producer);
- consumer = PATTERN (consumer);
-
- if (GET_CODE (producer) == COND_EXEC)
- producer = COND_EXEC_CODE (producer);
- if (GET_CODE (consumer) == COND_EXEC)
- consumer = COND_EXEC_CODE (consumer);
-
- if (GET_CODE (producer) != SET)
- return 0;
-
- result = XEXP (producer, 0);
-
- if (GET_CODE (consumer) != SET)
- return 0;
-
- /* Check that the consumer is of the form
- (set (...) (plus (mult ...) (...)))
- or
- (set (...) (minus (...) (mult ...))). */
- if (GET_CODE (XEXP (consumer, 1)) == PLUS)
- {
- if (GET_CODE (XEXP (XEXP (consumer, 1), 0)) != MULT)
- return 0;
-
- op0 = XEXP (XEXP (XEXP (consumer, 1), 0), 0);
- op1 = XEXP (XEXP (XEXP (consumer, 1), 0), 1);
- acc = XEXP (XEXP (consumer, 1), 1);
- }
- else if (GET_CODE (XEXP (consumer, 1)) == MINUS)
- {
- if (GET_CODE (XEXP (XEXP (consumer, 1), 1)) != MULT)
- return 0;
-
- op0 = XEXP (XEXP (XEXP (consumer, 1), 1), 0);
- op1 = XEXP (XEXP (XEXP (consumer, 1), 1), 1);
- acc = XEXP (XEXP (consumer, 1), 0);
- }
- else
- return 0;
-
- return (reg_overlap_mentioned_p (result, acc)
- && !reg_overlap_mentioned_p (result, op0)
- && !reg_overlap_mentioned_p (result, op1));
-}
-
-/* Return non-zero if the consumer (a multiply-accumulate instruction)
- has an accumulator dependency on the result of the producer (a
- multiplication instruction) and no other dependency on that result. */
-int
-arm_mac_accumulator_is_mul_result (rtx producer, rtx consumer)
-{
- rtx mul = PATTERN (producer);
- rtx mac = PATTERN (consumer);
- rtx mul_result;
- rtx mac_op0, mac_op1, mac_acc;
-
- if (GET_CODE (mul) == COND_EXEC)
- mul = COND_EXEC_CODE (mul);
- if (GET_CODE (mac) == COND_EXEC)
- mac = COND_EXEC_CODE (mac);
-
- /* Check that mul is of the form (set (...) (mult ...))
- and mla is of the form (set (...) (plus (mult ...) (...))). */
- if ((GET_CODE (mul) != SET || GET_CODE (XEXP (mul, 1)) != MULT)
- || (GET_CODE (mac) != SET || GET_CODE (XEXP (mac, 1)) != PLUS
- || GET_CODE (XEXP (XEXP (mac, 1), 0)) != MULT))
- return 0;
-
- mul_result = XEXP (mul, 0);
- mac_op0 = XEXP (XEXP (XEXP (mac, 1), 0), 0);
- mac_op1 = XEXP (XEXP (XEXP (mac, 1), 0), 1);
- mac_acc = XEXP (XEXP (mac, 1), 1);
-
- return (reg_overlap_mentioned_p (mul_result, mac_acc)
- && !reg_overlap_mentioned_p (mul_result, mac_op0)
- && !reg_overlap_mentioned_p (mul_result, mac_op1));
-}
-
/* The EABI says test the least significant bit of a guard variable. */
Index: config/arm/arm-protos.h
===================================================================
--- config/arm/arm-protos.h (revision 201372)
+++ config/arm/arm-protos.h (working copy)
@@ -97,14 +97,6 @@ extern bool arm_tls_referenced_p (rtx);
extern int arm_coproc_mem_operand (rtx, bool);
extern int neon_vector_mem_operand (rtx, int, bool);
extern int neon_struct_mem_operand (rtx);
-extern int arm_no_early_store_addr_dep (rtx, rtx);
-extern int arm_early_store_addr_dep (rtx, rtx);
-extern int arm_early_load_addr_dep (rtx, rtx);
-extern int arm_no_early_alu_shift_dep (rtx, rtx);
-extern int arm_no_early_alu_shift_value_dep (rtx, rtx);
-extern int arm_no_early_mul_dep (rtx, rtx);
-extern int arm_mac_accumulator_is_result (rtx, rtx);
-extern int arm_mac_accumulator_is_mul_result (rtx, rtx);
extern int tls_mentioned_p (rtx);
extern int symbol_mentioned_p (rtx);
Index: config/arm/aarch-common-protos.h
===================================================================
--- config/arm/aarch-common-protos.h (revision 0)
+++ config/arm/aarch-common-protos.h (revision 0)
@@ -0,0 +1,36 @@
+/* Function prototypes for instruction scheduling dependeoncy routines,
+ defined in aarch-common.c
+
+ Copyright (C) 1991-2013 Free Software Foundation, Inc.
+ Contributed by ARM Ltd.
+
+ 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 3, or (at your
+ option) any later version.
+
+ GCC is distributed in the hope that it will be useful, but WITHOUT
+ ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
+ or FITNESS FOR A PARTICULAR PURPOSE. See the 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 COPYING3. If not see
+ . */
+
+
+#ifndef GCC_AARCH_COMMON_PROTOS_H
+#define GCC_AARCH_COMMON_PROTOS_H
+
+extern int arm_early_load_addr_dep (rtx, rtx);
+extern int arm_early_store_addr_dep (rtx, rtx);
+extern int arm_mac_accumulator_is_mul_result (rtx, rtx);
+extern int arm_mac_accumulator_is_result (rtx, rtx);
+extern int arm_no_early_alu_shift_dep (rtx, rtx);
+extern int arm_no_early_alu_shift_value_dep (rtx, rtx);
+extern int arm_no_early_mul_dep (rtx, rtx);
+extern int arm_no_early_store_addr_dep (rtx, rtx);
+
+#endif /* GCC_AARCH_COMMON_PROTOS_H */
Property changes on: config/arm/aarch-common-protos.h
___________________________________________________________________
Added: svn:keywords
+ Rev Date Author URL Id
Added: svn:eol-style
+ native
Index: config/arm/t-arm
===================================================================
--- config/arm/t-arm (revision 201372)
+++ config/arm/t-arm (working copy)
@@ -78,6 +78,11 @@ $(srcdir)/config/arm/arm-tables.opt: $(s
$(SHELL) $(srcdir)/config/arm/genopt.sh $(srcdir)/config/arm > \
$(srcdir)/config/arm/arm-tables.opt
+aarch-common.o: $(srcdir)/config/arm/aarch-common.c $(CONFIG_H) $(SYSTEM_H) \
+ coretypes.h $(TM_H) $(TM_P_H) $(RTL_H) $(TREE_H) output.h $(C_COMMON_H)
+ $(COMPILER) -c $(ALL_COMPILERFLAGS) $(ALL_CPPFLAGS) $(INCLUDES) \
+ $(srcdir)/config/arm/aarch-common.c
+
arm.o: $(srcdir)/config/arm/arm.c $(CONFIG_H) $(SYSTEM_H) coretypes.h $(TM_H) \
$(RTL_H) $(TREE_H) $(HASH_TABLE_H) $(OBSTACK_H) $(REGS_H) hard-reg-set.h \
insn-config.h conditions.h output.h dumpfile.h \
Index: config/arm/aarch-common.c
===================================================================
--- config/arm/aarch-common.c (revision 0)
+++ config/arm/aarch-common.c (revision 0)
@@ -0,0 +1,278 @@
+/* Dependency checks for instruction scheduling, shared between ARM and
+ AARCH64.
+
+ Copyright (C) 1991-2013 Free Software Foundation, Inc.
+ Contributed by ARM Ltd.
+
+ 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 3, or (at your
+ option) any later version.
+
+ GCC is distributed in the hope that it will be useful, but WITHOUT
+ ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
+ or FITNESS FOR A PARTICULAR PURPOSE. See the 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 COPYING3. If not see
+ . */
+
+
+/* Return nonzero if the CONSUMER instruction (a load) does need
+ PRODUCER's value to calculate the address. */
+
+#include "config.h"
+#include "system.h"
+#include "coretypes.h"
+#include "tm.h"
+#include "tm_p.h"
+#include "rtl.h"
+#include "tree.h"
+#include "c-family/c-common.h"
+#include "rtl.h"
+
+int
+arm_early_load_addr_dep (rtx producer, rtx consumer)
+{
+ rtx value = PATTERN (producer);
+ rtx addr = PATTERN (consumer);
+
+ if (GET_CODE (value) == COND_EXEC)
+ value = COND_EXEC_CODE (value);
+ if (GET_CODE (value) == PARALLEL)
+ value = XVECEXP (value, 0, 0);
+ value = XEXP (value, 0);
+ if (GET_CODE (addr) == COND_EXEC)
+ addr = COND_EXEC_CODE (addr);
+ if (GET_CODE (addr) == PARALLEL)
+ {
+ if (GET_CODE (XVECEXP (addr, 0, 0)) == RETURN)
+ addr = XVECEXP (addr, 0, 1);
+ else
+ addr = XVECEXP (addr, 0, 0);
+ }
+ addr = XEXP (addr, 1);
+
+ return reg_overlap_mentioned_p (value, addr);
+}
+
+/* Return nonzero if the CONSUMER instruction (an ALU op) does not
+ have an early register shift value or amount dependency on the
+ result of PRODUCER. */
+
+int
+arm_no_early_alu_shift_dep (rtx producer, rtx consumer)
+{
+ rtx value = PATTERN (producer);
+ rtx op = PATTERN (consumer);
+ rtx early_op;
+
+ if (GET_CODE (value) == COND_EXEC)
+ value = COND_EXEC_CODE (value);
+ if (GET_CODE (value) == PARALLEL)
+ value = XVECEXP (value, 0, 0);
+ value = XEXP (value, 0);
+ if (GET_CODE (op) == COND_EXEC)
+ op = COND_EXEC_CODE (op);
+ if (GET_CODE (op) == PARALLEL)
+ op = XVECEXP (op, 0, 0);
+ op = XEXP (op, 1);
+
+ early_op = XEXP (op, 0);
+ /* This is either an actual independent shift, or a shift applied to
+ the first operand of another operation. We want the whole shift
+ operation. */
+ if (REG_P (early_op))
+ early_op = op;
+
+ return !reg_overlap_mentioned_p (value, early_op);
+}
+
+/* Return nonzero if the CONSUMER instruction (an ALU op) does not
+ have an early register shift value dependency on the result of
+ PRODUCER. */
+
+int
+arm_no_early_alu_shift_value_dep (rtx producer, rtx consumer)
+{
+ rtx value = PATTERN (producer);
+ rtx op = PATTERN (consumer);
+ rtx early_op;
+
+ if (GET_CODE (value) == COND_EXEC)
+ value = COND_EXEC_CODE (value);
+ if (GET_CODE (value) == PARALLEL)
+ value = XVECEXP (value, 0, 0);
+ value = XEXP (value, 0);
+ if (GET_CODE (op) == COND_EXEC)
+ op = COND_EXEC_CODE (op);
+ if (GET_CODE (op) == PARALLEL)
+ op = XVECEXP (op, 0, 0);
+ op = XEXP (op, 1);
+
+ early_op = XEXP (op, 0);
+
+ /* This is either an actual independent shift, or a shift applied to
+ the first operand of another operation. We want the value being
+ shifted, in either case. */
+ if (!REG_P (early_op))
+ early_op = XEXP (early_op, 0);
+
+ return !reg_overlap_mentioned_p (value, early_op);
+}
+
+/* Return nonzero if the CONSUMER (a mul or mac op) does not
+ have an early register mult dependency on the result of
+ PRODUCER. */
+
+int
+arm_no_early_mul_dep (rtx producer, rtx consumer)
+{
+ rtx value = PATTERN (producer);
+ rtx op = PATTERN (consumer);
+
+ if (GET_CODE (value) == COND_EXEC)
+ value = COND_EXEC_CODE (value);
+ if (GET_CODE (value) == PARALLEL)
+ value = XVECEXP (value, 0, 0);
+ value = XEXP (value, 0);
+ if (GET_CODE (op) == COND_EXEC)
+ op = COND_EXEC_CODE (op);
+ if (GET_CODE (op) == PARALLEL)
+ op = XVECEXP (op, 0, 0);
+ op = XEXP (op, 1);
+
+ if (GET_CODE (op) == PLUS || GET_CODE (op) == MINUS)
+ {
+ if (GET_CODE (XEXP (op, 0)) == MULT)
+ return !reg_overlap_mentioned_p (value, XEXP (op, 0));
+ else
+ return !reg_overlap_mentioned_p (value, XEXP (op, 1));
+ }
+
+ return 0;
+}
+
+/* Return nonzero if the CONSUMER instruction (a store) does not need
+ PRODUCER's value to calculate the address. */
+
+int
+arm_no_early_store_addr_dep (rtx producer, rtx consumer)
+{
+ rtx value = PATTERN (producer);
+ rtx addr = PATTERN (consumer);
+
+ if (GET_CODE (value) == COND_EXEC)
+ value = COND_EXEC_CODE (value);
+ if (GET_CODE (value) == PARALLEL)
+ value = XVECEXP (value, 0, 0);
+ value = XEXP (value, 0);
+ if (GET_CODE (addr) == COND_EXEC)
+ addr = COND_EXEC_CODE (addr);
+ if (GET_CODE (addr) == PARALLEL)
+ addr = XVECEXP (addr, 0, 0);
+ addr = XEXP (addr, 0);
+
+ return !reg_overlap_mentioned_p (value, addr);
+}
+
+/* Return nonzero if the CONSUMER instruction (a store) does need
+ PRODUCER's value to calculate the address. */
+
+int
+arm_early_store_addr_dep (rtx producer, rtx consumer)
+{
+ return !arm_no_early_store_addr_dep (producer, consumer);
+}
+
+/* Return non-zero iff the consumer (a multiply-accumulate or a
+ multiple-subtract instruction) has an accumulator dependency on the
+ result of the producer and no other dependency on that result. It
+ does not check if the producer is multiply-accumulate instruction. */
+int
+arm_mac_accumulator_is_result (rtx producer, rtx consumer)
+{
+ rtx result;
+ rtx op0, op1, acc;
+
+ producer = PATTERN (producer);
+ consumer = PATTERN (consumer);
+
+ if (GET_CODE (producer) == COND_EXEC)
+ producer = COND_EXEC_CODE (producer);
+ if (GET_CODE (consumer) == COND_EXEC)
+ consumer = COND_EXEC_CODE (consumer);
+
+ if (GET_CODE (producer) != SET)
+ return 0;
+
+ result = XEXP (producer, 0);
+
+ if (GET_CODE (consumer) != SET)
+ return 0;
+
+ /* Check that the consumer is of the form
+ (set (...) (plus (mult ...) (...)))
+ or
+ (set (...) (minus (...) (mult ...))). */
+ if (GET_CODE (XEXP (consumer, 1)) == PLUS)
+ {
+ if (GET_CODE (XEXP (XEXP (consumer, 1), 0)) != MULT)
+ return 0;
+
+ op0 = XEXP (XEXP (XEXP (consumer, 1), 0), 0);
+ op1 = XEXP (XEXP (XEXP (consumer, 1), 0), 1);
+ acc = XEXP (XEXP (consumer, 1), 1);
+ }
+ else if (GET_CODE (XEXP (consumer, 1)) == MINUS)
+ {
+ if (GET_CODE (XEXP (XEXP (consumer, 1), 1)) != MULT)
+ return 0;
+
+ op0 = XEXP (XEXP (XEXP (consumer, 1), 1), 0);
+ op1 = XEXP (XEXP (XEXP (consumer, 1), 1), 1);
+ acc = XEXP (XEXP (consumer, 1), 0);
+ }
+ else
+ return 0;
+
+ return (reg_overlap_mentioned_p (result, acc)
+ && !reg_overlap_mentioned_p (result, op0)
+ && !reg_overlap_mentioned_p (result, op1));
+}
+
+/* Return non-zero if the consumer (a multiply-accumulate instruction)
+ has an accumulator dependency on the result of the producer (a
+ multiplication instruction) and no other dependency on that result. */
+int
+arm_mac_accumulator_is_mul_result (rtx producer, rtx consumer)
+{
+ rtx mul = PATTERN (producer);
+ rtx mac = PATTERN (consumer);
+ rtx mul_result;
+ rtx mac_op0, mac_op1, mac_acc;
+
+ if (GET_CODE (mul) == COND_EXEC)
+ mul = COND_EXEC_CODE (mul);
+ if (GET_CODE (mac) == COND_EXEC)
+ mac = COND_EXEC_CODE (mac);
+
+ /* Check that mul is of the form (set (...) (mult ...))
+ and mla is of the form (set (...) (plus (mult ...) (...))). */
+ if ((GET_CODE (mul) != SET || GET_CODE (XEXP (mul, 1)) != MULT)
+ || (GET_CODE (mac) != SET || GET_CODE (XEXP (mac, 1)) != PLUS
+ || GET_CODE (XEXP (XEXP (mac, 1), 0)) != MULT))
+ return 0;
+
+ mul_result = XEXP (mul, 0);
+ mac_op0 = XEXP (XEXP (XEXP (mac, 1), 0), 0);
+ mac_op1 = XEXP (XEXP (XEXP (mac, 1), 0), 1);
+ mac_acc = XEXP (XEXP (mac, 1), 1);
+
+ return (reg_overlap_mentioned_p (mul_result, mac_acc)
+ && !reg_overlap_mentioned_p (mul_result, mac_op0)
+ && !reg_overlap_mentioned_p (mul_result, mac_op1));
+}
Property changes on: config/arm/aarch-common.c
___________________________________________________________________
Added: svn:keywords
+ Rev Date Author URL Id
Added: svn:eol-style
+ native