architecture: Add nios2 (#3159)

Add nios2 architecture support. The nios2 is a softcore by Altera.

diff --git a/src/basic/architecture.c b/src/basic/architecture.c
index a9ecfc1cd632245210af1eef14d5e26898dbf5cc..8e2c2b02d2dc9a90cc1135ad3e7c5fe55aef14dd 100644 (file)
--- a/src/basic/architecture.c
+++ b/src/basic/architecture.c
@@ -121,6 +121,8 @@ int uname_architecture(void) {
                 { "tilegx",     ARCHITECTURE_TILEGX   },
 #elif defined(__cris__)
                 { "crisv32",    ARCHITECTURE_CRIS     },
+#elif defined(__nios2__)
+                { "nios2",      ARCHITECTURE_NIOS2    },
 #else
 #error "Please register your architecture here!"
 #endif
@@ -171,6 +173,7 @@ static const char *const architecture_table[_ARCHITECTURE_MAX] = {
         [ARCHITECTURE_M68K] = "m68k",
         [ARCHITECTURE_TILEGX] = "tilegx",
         [ARCHITECTURE_CRIS] = "cris",
+        [ARCHITECTURE_NIOS2] = "nios2",
 };
 
 DEFINE_STRING_TABLE_LOOKUP(architecture, int);

diff --git a/src/basic/architecture.h b/src/basic/architecture.h
index c22cbc82798cbbe66fb14c331661d1e4fdbef250..91ec108e04d712d2a809751674b45d3f84c030d7 100644 (file)
--- a/src/basic/architecture.h
+++ b/src/basic/architecture.h
@@ -57,6 +57,7 @@ enum {
         ARCHITECTURE_M68K,
         ARCHITECTURE_TILEGX,
         ARCHITECTURE_CRIS,
+        ARCHITECTURE_NIOS2,
         _ARCHITECTURE_MAX,
         _ARCHITECTURE_INVALID = -1
 };
@@ -187,6 +188,9 @@ int uname_architecture(void);
 #elif defined(__cris__)
 #  define native_architecture() ARCHITECTURE_CRIS
 #  error "Missing LIB_ARCH_TUPLE for CRIS"
+#elif defined(__nios2__)
+#  define native_architecture() ARCHITECTURE_NIOS2
+#  define LIB_ARCH_TUPLE "nios2-linux-gnu"
 #else
 #  error "Please register your architecture here!"
 #endif