sdcc-3.9.0 fork implementing GNU assembler syntax

This fork aims to provide better support for stm8-binutils

1 files changed, 116 insertions, 0 deletions

diff --git a/support/regression/tests/libmullong.c b/support/regression/tests/libmullong.c
new file mode 100644
index 0000000..606c457
--- /dev/null
+++ b/support/regression/tests/libmullong.c
@@ -0,0 +1,116 @@
+/* Test _mullong.c from library
+
+    type: asm, c
+ */
+#include <testfwk.h>
+
+#if !defined(__SDCC_pdk14) // Lack of memory
+#define type_{type}
+
+#if defined(PORT_HOST)
+#  include "sdccconf.h"
+#  define mullong(a,b) mullong_wrapper(a,b)
+#  if defined(type_c) && !defined(WORDS_BIGENDIAN)
+#    define _SDCC_NO_ASM_LIB_FUNCS 1
+#    define __near
+#    define long int
+#    include "device/lib/_mullong.c"
+#  endif
+#else
+#  if defined(type_c)
+#    define _SDCC_NO_ASM_LIB_FUNCS 1
+#  endif
+#  include "device/lib/_mullong.c"
+#  define mullong _mullong
+#endif
+
+/* gcc 2.95.2 on usf-cf-x86-linux-1 (debian 2.2) has a bug with
+ * packing structs
+ */
+#if defined(PORT_HOST)
+
+#define TYPE_TARGET_CHAR  TYPE_BYTE
+#define TYPE_TARGET_INT   TYPE_WORD
+#define TYPE_TARGET_LONG  TYPE_DWORD
+#define TYPE_TARGET_UCHAR TYPE_UBYTE
+#define TYPE_TARGET_UINT  TYPE_UWORD
+#define TYPE_TARGET_ULONG TYPE_UDWORD
+
+#if defined(type_c) && !defined(WORDS_BIGENDIAN)
+struct
+{
+  char c1;
+  short i;
+  char c2;
+} pack_test;
+
+TYPE_TARGET_LONG
+mullong_wrapper (TYPE_TARGET_LONG a, TYPE_TARGET_LONG b)
+{
+  if (sizeof(pack_test) == 4)
+    /* length of struct ok: use SDCC library */
+    return _mullong (a, b);
+  else
+    {
+      /* buggy gcc: use generic multiplication */
+      return a * b;
+    }
+}
+
+#else
+
+TYPE_TARGET_LONG
+mullong_wrapper (TYPE_TARGET_LONG a, TYPE_TARGET_LONG b)
+{
+    return a * b;
+}
+
+#endif
+
+#endif
+
+#endif
+
+void
+testlibmullong(void)
+{
+#if !defined(__SDCC_pdk14) && !defined(__SDCC_pdk15) // Lack of memory
+  ASSERT(mullong (         0,          0) ==          0);
+  ASSERT(mullong (     0x100,      0x100) ==    0x10000);
+  ASSERT(mullong (0x01020304,          3) == 0x0306090c);
+  ASSERT(mullong (         3, 0x01020304) == 0x0306090c);
+  ASSERT(mullong (0x000000ff,          2) == 0x000001fe);
+  ASSERT(mullong (         2, 0x000000ff) == 0x000001fe);
+  ASSERT(mullong (0x00007fff,          4) == 0x0001fffc);
+  ASSERT(mullong (         4, 0x00007fff) == 0x0001fffc);
+  ASSERT(mullong (0x003fffff,          8) == 0x01fffff8);
+  ASSERT(mullong (         8, 0x003fffff) == 0x01fffff8);
+
+  ASSERT(mullong (      0x33,       0x34) == 0x00000a5c);
+  ASSERT(mullong (      0x34,       0x33) == 0x00000a5c);
+  ASSERT(mullong (    0x3334,     0x3536) == 0x0aa490f8);
+  ASSERT(mullong (    0x3536,     0x3334) == 0x0aa490f8);
+  ASSERT(mullong (  0x333435,   0x363738) == 0x0e98ce98);
+  ASSERT(mullong (  0x363738,   0x333435) == 0x0e98ce98);
+  ASSERT(mullong (0x33343536, 0x3738393a) == 0x777d143c);
+  ASSERT(mullong (0x3738393a, 0x33343536) == 0x777d143c);
+
+  ASSERT(mullong (      0xff,       0xfe) == 0x0000fd02);
+  ASSERT(mullong (      0xfe,       0xff) == 0x0000fd02);
+  ASSERT(mullong (    0xfffe,     0xfdfc) == 0xfdfa0408);
+  ASSERT(mullong (    0xfdfc,     0xfffe) == 0xfdfa0408);
+  ASSERT(mullong (  0xfffefd,   0xfcfbfa) == 0xfa0d1212);
+  ASSERT(mullong (  0xfcfbfa,   0xfffefd) == 0xfa0d1212);
+  ASSERT(mullong (0xfffefdfc, 0xfbfaf9f8) == 0x20282820);
+  ASSERT(mullong (0xfbfaf9f8, 0xfffefdfc) == 0x20282820);
+
+  ASSERT(mullong (0xff000000, 0xff000000) ==          0);
+  ASSERT(mullong (0xffff0000, 0xffff0000) ==          0);
+  ASSERT(mullong (0xfffffe00, 0xfffffd00) == 0x00060000);
+  ASSERT(mullong (0xfffffd00, 0xfffffe00) == 0x00060000);
+  ASSERT(mullong (0xfffffefd, 0xfffffcfb) == 0x00030e0f);
+  ASSERT(mullong (0xfffffcfb, 0xfffffefd) == 0x00030e0f);
+
+  ASSERT(mullong (0xffffffff, 0xffffffff) ==          1);
+#endif
+}