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authorEddie Hung <eddie@fpgeh.com>2019-06-14 12:40:51 -0700
committerEddie Hung <eddie@fpgeh.com>2019-06-14 12:40:51 -0700
commit7876b5b8bef1ff8460e48232e68bb5136f04e7b5 (patch)
treec8ee8551e6a9f50e8bad1cac6f1d75233987abd1 /frontends/aiger
parenta632799d5b3e4d458f256203678e546474425556 (diff)
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Cover __APPLE__ too for little to big endian
Diffstat (limited to 'frontends/aiger')
-rw-r--r--frontends/aiger/aigerparse.cc11
1 files changed, 7 insertions, 4 deletions
diff --git a/frontends/aiger/aigerparse.cc b/frontends/aiger/aigerparse.cc
index 7d156fe03..d378a07b7 100644
--- a/frontends/aiger/aigerparse.cc
+++ b/frontends/aiger/aigerparse.cc
@@ -24,7 +24,14 @@
#ifdef _WIN32
#include <libgen.h>
+#endif
+// https://stackoverflow.com/a/46137633
+#ifdef _MSC_VER
#include <stdlib.h>
+#define __builtin_bswap32 _byteswap_ulong
+#elif defined(__APPLE__)
+#include <libkern/OSByteOrder.h>
+#define __builtin_bswap32 OSSwapInt32
#endif
#include <inttypes.h>
@@ -37,11 +44,7 @@ YOSYS_NAMESPACE_BEGIN
inline int32_t from_big_endian(int32_t i32) {
#if __BYTE_ORDER__ == __ORDER_LITTLE_ENDIAN__
-#ifdef _WIN32
- return _byteswap_ulong(i32);
-#else
return __builtin_bswap32(i32);
-#endif
#elif __BYTE_ORDER__ == __ORDER_BIG_ENDIAN__
return i32;
#else