Changeset 40024 in vbox for trunk/src/VBox/VMM/testcase

Timestamp:

Feb 7, 2012 9:50:43 PM (13 years ago)

Author:

vboxsync

Message:

IEM: Some more FPU work underways.

Location:

trunk/src/VBox/VMM/testcase

Files:

• tstX86-1.cpp (modified) (3 diffs)
• tstX86-1A.asm (modified) (1 diff)

trunk/src/VBox/VMM/testcase/tstX86-1.cpp

@@ -70 +70 @@
 DECLASM(int32_t) x861_Test3(void);
 DECLASM(int32_t) x861_Test4(void);
+DECLASM(int32_t) x861_Test5(void);
 
 
@@ -217 +218 @@
          */
         int32_t rc;
-#if 1
+#if 0
         RTTestSub(hTest, "Misc 1");
         rc = x861_Test1();
@@ -232 +233 @@
         if (rc != 0)
             RTTestFailed(hTest, "x861_Test3 -> %d", rc);
-#endif
         RTTestSub(hTest, "Multibyte NOPs");
         rc = x861_Test4();
         if (rc != 0)
             RTTestFailed(hTest, "x861_Test4 -> %d", rc);
+        RTTestSub(hTest, "Odd floating point encodings");
+#endif
+        rc = x861_Test5();
+        if (rc != 0)
+            RTTestFailed(hTest, "x861_Test5 -> %d", rc);
     }
 

trunk/src/VBox/VMM/testcase/tstX86-1A.asm

@@ -1277 +1277 @@
 ENDPROC     x861_Test4
 
+
+
+;;
+; Tests some odd floating point instruction encodings.
+;
+BEGINPROC   x861_Test5
+        SAVE_ALL_PROLOGUE
+
+        ; standard stuff...
+        fld dword [.r32V1]
+        fld qword [.r64V1]
+        fld tword [.r80V1]
+
+        ShouldTrap X86_XCPT_UD, db 0d9h, 008h
+        ShouldTrap X86_XCPT_UD, db 0d9h, 009h
+        ShouldTrap X86_XCPT_UD, db 0d9h, 00ah
+        ShouldTrap X86_XCPT_UD, db 0d9h, 00bh
+        ShouldTrap X86_XCPT_UD, db 0d9h, 00ch
+        ShouldTrap X86_XCPT_UD, db 0d9h, 00dh
+        ShouldTrap X86_XCPT_UD, db 0d9h, 00eh
+        ShouldTrap X86_XCPT_UD, db 0d9h, 00fh
+
+        ShouldTrap X86_XCPT_UD, db 0d9h, 0d1h
+        ShouldTrap X86_XCPT_UD, db 0d9h, 0d2h
+        ShouldTrap X86_XCPT_UD, db 0d9h, 0d3h
+        ShouldTrap X86_XCPT_UD, db 0d9h, 0d4h
+        ShouldTrap X86_XCPT_UD, db 0d9h, 0d5h
+        ShouldTrap X86_XCPT_UD, db 0d9h, 0d6h
+        ShouldTrap X86_XCPT_UD, db 0d9h, 0d7h
+        db 0d9h, 0d8h ; fnop?
+        db 0d9h, 0d9h ; fnop?
+        db 0d9h, 0dah ; fnop?
+        db 0d9h, 0dbh ; fnop?
+        db 0d9h, 0dch ; fnop?
+        db 0d9h, 0ddh ; fnop?
+        db 0d9h, 0deh ; fnop?
+        db 0d9h, 0dfh ; fnop?
+        ShouldTrap X86_XCPT_UD, db 0d9h, 0e2h
+        ShouldTrap X86_XCPT_UD, db 0d9h, 0e3h
+        ShouldTrap X86_XCPT_UD, db 0d9h, 0e6h
+        ShouldTrap X86_XCPT_UD, db 0d9h, 0e7h
+        ShouldTrap X86_XCPT_UD, db 0d9h, 0efh
+
+
+.success:
+        xor     eax, eax
+.return:
+        SAVE_ALL_EPILOGUE
+        ret
+
+.r32V1: dd 3.2
+.r64V1: dq 6.4
+.r80V1: dt 8.0
+
+ENDPROC     x861_Test5
+
+
 ;;
 ; Terminate the trap info array with a NIL entry.