1 files changed, 53 insertions, 0 deletions
diff --git a/target-riscv.c b/target-riscv.c
new file mode 100644
index 00000000..08d036ca
--- /dev/null
+++ b/target-riscv.c
@@ -0,0 +1,53 @@
+#include "symbol.h"
+#include "target.h"
+#include "machine.h"
+
+
+static void init_riscv(const struct target *self)
+{
+	if (arch_cmodel == CMODEL_UNKNOWN)
+		arch_cmodel = CMODEL_MEDLOW;
+	if (fpic)
+		arch_cmodel = CMODEL_PIC;
+}
+
+static void predefine_riscv(const struct target *self)
+{
+	static const char *cmodels[CMODEL_LAST] = {
+		[CMODEL_MEDANY] = "medany",
+		[CMODEL_MEDLOW] = "medlow",
+		[CMODEL_PIC]    = "pic",
+	};
+	const char *cmodel = cmodels[arch_cmodel];
+
+	predefine("__riscv", 1, "1");
+	predefine("__riscv_xlen", 1, "%d", ptr_ctype.bit_size);
+
+	if (cmodel)
+		add_pre_buffer("#define __riscv_cmodel_%s 1\n", cmodel);
+}
+
+const struct target target_riscv32 = {
+	.mach = MACH_RISCV32,
+	.bitness = ARCH_LP32,
+	.big_endian = 0,
+	.unsigned_char = 1,
+
+	.target_64bit = &target_riscv64,
+
+	.init = init_riscv,
+	.predefine = predefine_riscv,
+};
+
+const struct target target_riscv64 = {
+	.mach = MACH_RISCV64,
+	.bitness = ARCH_LP64,
+	.big_endian = 0,
+	.unsigned_char = 1,
+	.has_int128 = 1,
+
+	.target_32bit = &target_riscv32,
+
+	.init = init_riscv,
+	.predefine = predefine_riscv,
+};