* include/java-interp.h (_Jv_CompileMethod): Add declaration.

[pf3gnuchains/gcc-fork.git] / libjava / include / i386-signal.h

diff --git a/libjava/include/i386-signal.h b/libjava/include/i386-signal.h
index 8195972..a5c8ae4 100644 (file)
--- a/libjava/include/i386-signal.h
+++ b/libjava/include/i386-signal.h
@@ -20,7 +20,7 @@ details.  */
 #define HANDLE_FPE 1
 
 #define SIGNAL_HANDLER(_name)  \
-static void _name (int _dummy)
+static void _name (int _dummy __attribute__ ((__unused__)))
 
 #define MAKE_THROW_FRAME(_exception)                                   \
 do                                                                     \
@@ -64,18 +64,25 @@ do                                                                  \
       if (_regs->eax == 0x80000000                                     \
          && ((_modrm >> 3) & 7) == 7) /* Signed divide */              \
        {                                                               \
+         unsigned char _rm = _modrm & 7;                               \
          _regs->edx = 0; /* the remainder is zero */                   \
          switch (_modrm >> 6)                                          \
            {                                                           \
-           case 0:                                                     \
-             if ((_modrm & 7) == 5)                                    \
-               _eip += 4;                                              \
+           case 0:  /* register indirect */                            \
+             if (_rm == 5)   /* 32-bit displacement */                 \
+               _eip += 4;                                              \
+             if (_rm == 4)  /* A SIB byte follows the ModR/M byte */   \
+               _eip += 1;                                              \
              break;                                                    \
-           case 1:                                                     \
+           case 1:  /* register indirect + 8-bit displacement */       \
              _eip += 1;                                                \
+             if (_rm == 4)  /* A SIB byte follows the ModR/M byte */   \
+               _eip += 1;                                              \
              break;                                                    \
-           case 2:                                                     \
+           case 2:  /* register indirect + 32-bit displacement */      \
              _eip += 4;                                                \
+             if (_rm == 4)  /* A SIB byte follows the ModR/M byte */   \
+               _eip += 1;                                              \
              break;                                                    \
            case 3:                                                     \
              break;                                                    \