openrisc: add minimal support

Signed-off-by: Luc Van Oostenryck <luc.vanoostenryck@gmail.com>

5 files changed, 31 insertions, 0 deletions

diff --git a/Makefile b/Makefile
index 46bdb0e6..fea2d74f 100644
--- a/Makefile
+++ b/Makefile
@@ -79,6 +79,7 @@ LIB_OBJS += target-microblaze.o
 LIB_OBJS += target-mips.o
 LIB_OBJS += target-nds32.o
 LIB_OBJS += target-nios2.o
+LIB_OBJS += target-openrisc.o
 LIB_OBJS += target-ppc.o
 LIB_OBJS += target-riscv.o
 LIB_OBJS += target-s390.o
diff --git a/machine.h b/machine.h
index 170bdb50..e3433739 100644
--- a/machine.h
+++ b/machine.h
@@ -39,6 +39,7 @@ enum machine {
 	MACH_MICROBLAZE,
 	MACH_NDS32,
 	MACH_NIOS2,
+	MACH_OPENRISC,
 	MACH_SH,
 	MACH_XTENSA,
 	MACH_UNKNOWN
diff --git a/target-openrisc.c b/target-openrisc.c
new file mode 100644
index 00000000..553963c0
--- /dev/null
+++ b/target-openrisc.c
@@ -0,0 +1,26 @@
+#include "symbol.h"
+#include "target.h"
+#include "machine.h"
+
+
+static void init_openrisc(const struct target *self)
+{
+	wchar_ctype = &uint_ctype;
+}
+
+static void predefine_openrisc(const struct target *self)
+{
+	predefine_weak("__OR1K__");
+	predefine_weak("__or1k__");
+}
+
+const struct target target_openrisc = {
+	.mach = MACH_NDS32,
+	.bitness = ARCH_LP32,
+	.big_endian = true,
+
+	.bits_in_longdouble = 64,
+
+	.init = init_openrisc,
+	.predefine = predefine_openrisc,
+};
diff --git a/target.c b/target.c
index 857ae367..10914846 100644
--- a/target.c
+++ b/target.c
@@ -69,6 +69,7 @@ static const struct target *targets[] = {
 	[MACH_MIPS64] =		&target_mips64,
 	[MACH_NDS32] =		&target_nds32,
 	[MACH_NIOS2] =		&target_nios2,
+	[MACH_OPENRISC] =	&target_openrisc,
 	[MACH_PPC32] =		&target_ppc32,
 	[MACH_PPC64] =		&target_ppc64,
 	[MACH_RISCV32] =	&target_riscv32,
@@ -103,6 +104,7 @@ enum machine target_parse(const char *name)
 		{ "mips",	MACH_MIPS32,	0,  },
 		{ "nds32",	MACH_NDS32,	32, },
 		{ "nios2",	MACH_NIOS2,	32, },
+		{ "openrisc",	MACH_OPENRISC,	32, },
 		{ "powerpc",	MACH_PPC32,	0,  },
 		{ "ppc",	MACH_PPC32,	0,  },
 		{ "riscv",	MACH_RISCV32,	0,  },
diff --git a/target.h b/target.h
index 8eb52806..2ce88413 100644
--- a/target.h
+++ b/target.h
@@ -92,6 +92,7 @@ extern const struct target target_mips32;
 extern const struct target target_mips64;
 extern const struct target target_nds32;
 extern const struct target target_nios2;
+extern const struct target target_openrisc;
 extern const struct target target_ppc32;
 extern const struct target target_ppc64;
 extern const struct target target_riscv32;