X-Git-Url: https://codewiz.org/gitweb?a=blobdiff_plain;f=bertos%2Fcfg%2Fcompiler.h;h=0d401bcc42e27ba14997b4f1f8b73682050aad3b;hb=12a865a058c2c3da0e4da685158f3a506ffad876;hp=3a2f34c2c429f159bbc02f2d95c55a24457d6169;hpb=523c070f86a34c68404a3c2451c150e6f9c3f6f2;p=bertos.git

diff --git a/bertos/cfg/compiler.h b/bertos/cfg/compiler.h
index 3a2f34c2..0d401bcc 100644
--- a/bertos/cfg/compiler.h
+++ b/bertos/cfg/compiler.h
@@ -54,10 +54,14 @@
 	#pragma c99 on
 #endif
 
-#if defined(__STDC_VERSION__) && (__STDC_VERSION__ >= 199901L)
-	#define COMPILER_C99      1
-#else
-	#define COMPILER_C99      0
+#if defined(__STDC_VERSION__)
+    #if (__STDC_VERSION__ == 199409L) // IAR
+	    #define COMPILER_C99      1  // not true, because partial C99, avoid miscompilation
+    #elif (__STDC_VERSION__ >= 199901L) // GCC
+	    #define COMPILER_C99      1
+    #else
+	    #define COMPILER_C99      0
+    #endif
 #endif
 
 
@@ -105,12 +109,20 @@
 
 	#pragma language=extended
 
-	#if CPU_ARM
+	/* IAR iccarm specific functions */
+	#include <intrinsics.h>
+	#pragma diag_suppress=Pe940
+	#pragma inline = forced
+
+	#define MEMORY_BARRIER		asm("")
+
+	#if CPU_ARM || CPU_CM3
 
 		#define COMPILER_VARIADIC_MACROS 1
 
 		#define INTERRUPT(x)  __irq __arm void x (void)
 		#define INLINE        static inline
+		#define NAKED
 
 		/* Include some standard C89/C99 stuff */
 		#include <stddef.h>
@@ -217,7 +229,7 @@
 	#endif
 
 	/**
-	 * Force compiler to realod context variable.
+	 * Force compiler to reload context variable.
 	 */
 	#define MEMORY_BARRIER           asm volatile ("" : : : "memory")
 
@@ -619,6 +631,10 @@ typedef struct Signal
  * a refetch from memory. This also forbid from reordering successing instances
  * of ACCESS_SAFE().
  */
+#ifdef __ICCARM__
+#define ACCESS_SAFE(x) x
+#else
 #define ACCESS_SAFE(x) (*(volatile typeof(x) *)&(x))
+#endif
 
 #endif /* BERTOS_COMPILER_H */