add isnanf and signbitf macros, map them to existing double version when float versions are absent in each platform

Author: TianlongLiang

core/shared/platform/android/platform_internal.h

@@ -146,6 +146,13 @@ preadv(int __fd, const struct iovec *__iov, int __count, off_t __offset);
 ssize_t
 pwritev(int __fd, const struct iovec *__iov, int __count, off_t __offset);
 
+#ifndef signbitf
+#define signbitf signbit
+#endif
+#ifndef isnanf
+#define isnanf isnan
+#endif
+
 typedef int os_file_handle;
 typedef DIR *os_dir_stream;
 typedef int os_raw_file_handle;

core/shared/platform/cosmopolitan/platform_internal.h

@@ -64,6 +64,13 @@ typedef sem_t korp_sem;
 
 #define bh_socket_t int
 
+#ifndef signbitf
+#define signbitf signbit
+#endif
+#ifndef isnanf
+#define isnanf isnan
+#endif
+
 typedef int os_file_handle;
 typedef DIR *os_dir_stream;
 typedef int os_raw_file_handle;

core/shared/platform/darwin/platform_internal.h

@@ -109,6 +109,13 @@ os_sigreturn();
 void
 os_set_signal_number_for_blocking_op(int signo);
 
+#ifndef signbitf
+#define signbitf signbit
+#endif
+#ifndef isnanf
+#define isnanf isnan
+#endif
+
 typedef int os_file_handle;
 typedef DIR *os_dir_stream;
 typedef int os_raw_file_handle;

core/shared/platform/esp-idf/platform_internal.h

@@ -140,6 +140,13 @@ os_getpagesize()
     return 4096;
 }
 
+#ifndef signbitf
+#define signbitf signbit
+#endif
+#ifndef isnanf
+#define isnanf isnan
+#endif
+
 typedef int os_file_handle;
 typedef DIR *os_dir_stream;
 typedef int os_raw_file_handle;

core/shared/platform/freebsd/platform_internal.h

@@ -66,6 +66,13 @@ typedef sem_t korp_sem;
 
 #define bh_socket_t int
 
+#ifndef signbitf
+#define signbitf signbit
+#endif
+#ifndef isnanf
+#define isnanf isnan
+#endif
+
 typedef int os_file_handle;
 typedef DIR *os_dir_stream;
 typedef int os_raw_file_handle;

core/shared/platform/linux-sgx/platform_internal.h

@@ -69,6 +69,13 @@ strcpy(char *dest, const char *src);
 #define os_memory_order_seq_cst __ATOMIC_SEQ_CST
 #define os_atomic_thread_fence __atomic_thread_fence
 
+#ifndef signbitf
+#define signbitf signbit
+#endif
+#ifndef isnanf
+#define isnanf isnan
+#endif
+
 typedef int os_file_handle;
 typedef DIR *os_dir_stream;
 typedef int os_raw_file_handle;

core/shared/platform/linux/platform_internal.h

@@ -122,7 +122,12 @@ os_sigreturn();
 void
 os_set_signal_number_for_blocking_op(int signo);
 
-int signbitf(float x);
+#ifndef signbitf
+#define signbitf signbit
+#endif
+#ifndef isnanf
+#define isnanf isnan
+#endif
 
 typedef int os_file_handle;
 typedef DIR *os_dir_stream;

core/shared/platform/nuttx/platform_internal.h

@@ -132,6 +132,13 @@ fdopendir(int fd);
 void
 os_set_signal_number_for_blocking_op(int signo);
 
+#ifndef signbitf
+#define signbitf signbit
+#endif
+#ifndef isnanf
+#define isnanf isnan
+#endif
+
 /* The below types are used in platform_api_extension.h,
    we just define them to make the compiler happy */
 typedef int os_file_handle;

core/shared/platform/rt-thread/platform_internal.h

@@ -117,6 +117,13 @@ typedef rt_int16_t int16_t;
 typedef rt_uint64_t uint64_t;
 typedef rt_int64_t int64_t;
 
+#ifndef signbitf
+#define signbitf signbit
+#endif
+#ifndef isnanf
+#define isnanf isnan
+#endif
+
 /* The below types are used in platform_api_extension.h,
    we just define them to make the compiler happy */
 typedef int os_file_handle;

core/shared/platform/vxworks/platform_internal.h

@@ -61,6 +61,13 @@ typedef sem_t korp_sem;
 
 #define os_thread_local_attribute __thread
 
+#ifndef signbitf
+#define signbitf signbit
+#endif
+#ifndef isnanf
+#define isnanf isnan
+#endif
+
 typedef int os_file_handle;
 typedef DIR *os_dir_stream;
 typedef int os_raw_file_handle;