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+/**
+ * \file gas.h
+ *
+ * \brief Assembler abstraction layer: GNU Assembler specifics
+ *
+ *
+ * Copyright (C) 2016 Atmel Corporation. All rights reserved.
+ *
+ * \asf_license_start
+ *
+ * \page License
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions are met:
+ *
+ * 1. Redistributions of source code must retain the above copyright notice,
+ * this list of conditions and the following disclaimer.
+ *
+ * 2. Redistributions in binary form must reproduce the above copyright notice,
+ * this list of conditions and the following disclaimer in the documentation
+ * and/or other materials provided with the distribution.
+ *
+ * 3. The name of Atmel may not be used to endorse or promote products derived
+ * from this software without specific prior written permission.
+ *
+ * 4. This software may only be redistributed and used in connection with an
+ * Atmel microcontroller product.
+ *
+ * THIS SOFTWARE IS PROVIDED BY ATMEL "AS IS" AND ANY EXPRESS OR IMPLIED
+ * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
+ * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT ARE
+ * EXPRESSLY AND SPECIFICALLY DISCLAIMED. IN NO EVENT SHALL ATMEL BE LIABLE FOR
+ * ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
+ * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
+ * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
+ * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
+ * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
+ * ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
+ * POSSIBILITY OF SUCH DAMAGE.
+ *
+ * \asf_license_stop
+ *
+ *
+ */
+#ifndef ASSEMBLER_GAS_H_INCLUDED
+#define ASSEMBLER_GAS_H_INCLUDED
+
+#ifndef __DOXYGEN__
+
+/* clang-format off */
+
+ /* IAR doesn't accept dots in macro names */
+ .macro ld_addr, reg, sym
+ lda.w \reg, \sym
+ .endm
+
+ /* Define a function \a name that is either globally visible or only
+ * file-local.
+ */
+ .macro gas_begin_func name, is_public
+ .if \is_public
+ .global \name
+ .endif
+ .section .text.\name, "ax", @progbits
+ .type \name, @function
+ \name :
+ .endm
+
+ /* Define a function \a name that is either globally visible or only
+ * file-local in a given segment.
+ */
+ .macro gas_begin_func_segm name, is_public, segment
+ .if \is_public
+ .global \name
+ .endif
+ .section .\segment, "ax", @progbits
+ .type \name, @function
+ \name :
+ .endm
+
+ /* Define \a name as a weak alias for the function \a strong_name */
+ .macro gas_weak_function_alias name, strong_name
+ .global \name
+ .weak \name
+ .type \name, @function
+ .set \name, \strong_name
+ .endm
+
+ /* Define a weak function called \a name */
+ .macro gas_weak_function name
+ .weak \name
+ gas_begin_func \name 1
+ .endm
+
+#define REPEAT(count) .rept count
+#define END_REPEAT() .endr
+#define FILL_BYTES(count) .fill count
+#define SET_LOC(offset) .org offset
+#define L(name) .L##name
+#define EXTERN_SYMBOL(name)
+
+#define TEXT_SECTION(name) \
+ .section name, "ax", @progbits
+#define RODATA_SECTION(name) \
+ .section name, "a", @progbits
+#define DATA_SECTION(name) \
+ .section name, "aw", @progbits
+#define BSS_SECTION(name) \
+ .section name, "aw", @nobits
+
+#define FUNCTION(name) gas_begin_func name 0
+#define PUBLIC_FUNCTION(name) gas_begin_func name 1
+#define PUBLIC_FUNCTION_SEGMENT(name, segment) \
+ gas_begin_func_segm name 1 segment
+#define WEAK_FUNCTION(name) gas_weak_function name
+#define WEAK_FUNCTION_ALIAS(name, strong_name) \
+ gas_weak_function_alias name strong_name
+#define END_FUNC(name) \
+ .size name, . - name
+
+#define END_FILE()
+
+/* clang-format on */
+
+#endif /* __DOXYGEN__ */
+
+#endif /* ASSEMBLER_GAS_H_INCLUDED */