Changeset 49731 in vbox

Timestamp:

Nov 29, 2013 6:19:02 PM (11 years ago)

Author:

vboxsync

Message:

FPU save/restore experiment.

Location:

trunk

Files:

• include/iprt/x86.h (modified) (1 diff)
• src/VBox/VMM/testcase/Makefile.kmk (modified) (2 diffs)
• src/VBox/VMM/testcase/tstX86-FpuSaveRestore.cpp (added)
• src/VBox/VMM/testcase/tstX86-FpuSaveRestoreA.asm (added)

trunk/include/iprt/x86.h

@@ -2116 +2116 @@
 
 /** @} */
+
+/**
+ * 32-bit protected mode FSTENV image.
+ */
+typedef struct X86FSTENV32P
+{
+    uint16_t    FCW;
+    uint16_t    padding1;
+    uint16_t    FSW;
+    uint16_t    padding2;
+    uint16_t    FTW;
+    uint16_t    padding3;
+    uint32_t    FPUIP;
+    uint16_t    FPUCS;
+    uint16_t    FOP;
+    uint32_t    FPUDP;
+    uint16_t    FPUDS;
+    uint16_t    padding4;
+} X86FSTENV32P;
+/** Pointer to a 32-bit protected mode FSTENV image. */
+typedef X86FSTENV32P *PX86FSTENV32P;
+/** Pointer to a const 32-bit protected mode FSTENV image. */
+typedef X86FSTENV32P const *PCX86FSTENV32P;
 
 

trunk/src/VBox/VMM/testcase/Makefile.kmk

@@ -57 +57 @@
         tstVMMR0CallHost-1 \
         tstVMMR0CallHost-2 \
-        tstVMREQ
+        tstVMREQ \
+        tstX86-FpuSaveRestore
   ifn1of ($(KBUILD_TARGET).$(KBUILD_TARGET_ARCH), solaris.x86 solaris.amd64 win.amd64 ) ## TODO: Fix the code.
-   PROGRAMS  +=  tstX86-1
+   PROGRAMS += tstX86-1
   endif
   ifneq ($(KBUILD_TARGET),l4)
@@ -256 +257 @@
 tstX86-1_SOURCES        = tstX86-1.cpp tstX86-1A.asm
 tstX86-1_LIBS           = $(LIB_RUNTIME)
+
+tstX86-FpuSaveRestore_TEMPLATE = VBOXR3TSTEXE
+tstX86-FpuSaveRestore_SOURCES  = tstX86-FpuSaveRestore.cpp tstX86-FpuSaveRestoreA.asm
+tstX86-FpuSaveRestore_LIBS     = $(LIB_RUNTIME)
 
 ifdef VBOX_WITH_RAW_MODE