xnu-517.tar.gz

[apple/xnu.git] / osfmk / mach / i386 / thread_status.h

diff --git a/osfmk/mach/i386/thread_status.h b/osfmk/mach/i386/thread_status.h
index eb740972bbb528690cc1c947358cc901a70898c8..a279efdf86f0539233f9e818573e7d65cde71823 100644 (file)
--- a/osfmk/mach/i386/thread_status.h
+++ b/osfmk/mach/i386/thread_status.h
@@ -213,13 +213,13 @@ struct i386_saved_state {
  * choose the most efficient state flavor for exception RPC's:
  */
 #define MACHINE_THREAD_STATE           i386_SAVED_STATE
-#define MACHINE_THREAD_STATE_COUNT     i386_SAVED_STATE_COUNT
+#define MACHINE_THREAD_STATE_COUNT     144
 
 /*
  * Largest state on this machine:
  * (be sure mach/machine/thread_state.h matches!)
  */
-#define THREAD_MACHINE_STATE_MAX       i386_SAVED_STATE_COUNT
+#define THREAD_MACHINE_STATE_MAX       THREAD_STATE_MAX
 
 /* 
  * Floating point state.
@@ -246,8 +246,7 @@ struct i386_saved_state {
  * according to physical register number.
  */
 
-#define FP_STATE_BYTES \
-       (sizeof (struct i386_fp_save) + sizeof (struct i386_fp_regs))
+#define FP_STATE_BYTES 512
 
 struct i386_float_state {
        int             fpkind;                 /* FP_NO..FP_387 (readonly) */
@@ -259,6 +258,19 @@ struct i386_float_state {
                (sizeof(struct i386_float_state)/sizeof(unsigned int))
 
 
+#define FP_old_STATE_BYTES \
+       (sizeof (struct i386_fp_save) + sizeof (struct i386_fp_regs))
+
+struct i386_old_float_state {
+       int             fpkind;                 /* FP_NO..FP_387 (readonly) */
+       int             initialized;
+       unsigned char   hw_state[FP_old_STATE_BYTES]; /* actual "hardware" state */
+       int             exc_status;             /* exception status (readonly) */
+};
+#define i386_old_FLOAT_STATE_COUNT \
+               (sizeof(struct i386_old_float_state)/sizeof(unsigned int))
+
+
 #define PORT_MAP_BITS 0x400
 struct i386_isa_port_map_state {
        unsigned char   pm[PORT_MAP_BITS>>3];