ARC: add asm-compat macro for MWDT toolchain

Extend asm-compat macroses so they can be used with ARC MWDT
toolchain for ARCv2

Signed-off-by: Eugeniy Paltsev <Eugeniy.Paltsev@synopsys.com>
Signed-off-by: Evgeniy Paltsev <PaltsevEvgeniy@gmail.com>

include/arch/arc/asm-compat/asm-macro-32-bit-mwdt.h

@@ -0,0 +1,93 @@
+/* SPDX-License-Identifier: Apache-2.0 */
+/*
+ * Copyright (C) 2021 Synopsys, Inc. (www.synopsys.com)
+ *
+ * ALU/Memory instructions pseudo-mnemonics for ARCv2 and ARC32 ISA
+ */
+
+.macro MOVR, d, s
+	mov\&$suffix d, s
+.endm
+
+
+.macro LDR, d, s, off
+	.if $narg == 2
+		ld\&$suffix  d, [s]
+	.else
+		ld\&$suffix  d, [s, off]
+	.endif
+.endm
+
+.macro STR, d, s, off
+	.if $narg == 2
+		st\&$suffix  d, [s]
+	.else
+		st\&$suffix  d, [s, off]
+	.endif
+.endm
+
+
+.macro PUSHR, r
+	push r
+.endm
+
+.macro POPR, r
+	pop r
+.endm
+
+.macro LRR, d, aux
+	lr d, aux
+.endm
+
+.macro SRR, d, aux
+	sr d, aux
+.endm
+
+
+.macro ADDR, d, s, v
+	add\&$suffix d, s, v
+.endm
+
+.macro ADD2R, d, s, v
+	add2\&$suffix d, s, v
+.endm
+
+.macro ADD3R, d, s, v
+	add3 d, s, v
+.endm
+
+.macro SUBR, d, s, v
+	sub d, s, v
+.endm
+
+.macro BMSKNR, d, s, v
+	bmskn d, s, v
+.endm
+
+.macro LSRR, d, s, v
+	lsr d, s, v
+.endm
+
+.macro ASLR, d, s, v
+	asl d, s, v
+.endm
+
+.macro ANDR, d, s, v
+	and d, s, v
+.endm
+
+.macro ORR, d, s, v
+	or d, s, v
+.endm
+
+.macro BRR, d, s, lbl
+	br\&$suffix d, s, lbl
+.endm
+
+.macro BREQR, d, s, lbl
+	breq d, s, lbl
+.endm
+
+.macro CMPR, op1, op2
+	cmp op1, op2
+.endm

include/arch/arc/asm-compat/assembler.h

@@ -34,7 +34,12 @@
 #define ARC_PTR		.word
 #define ARC_REGSZ	4
 #define ARC_REGSHIFT	2
+
+#if defined(__CCAC__)
 #include "asm-macro-32-bit-mwdt.h"
+#else
+#include "asm-macro-32-bit-gnu.h"
+#endif /* defined(__CCAC__) */
 
 #endif