2010-12-28 Hui Zhu <teawater@gmail.com>

[deliverable/binutils-gdb.git] / gdb / i386-tdep.h

diff --git a/gdb/i386-tdep.h b/gdb/i386-tdep.h
index a64e5c386a4eada830b2c6351694b60ff7b4d6b3..4d0bae783de583a9d398bac3572c1afbafabd538 100644 (file)
--- a/gdb/i386-tdep.h
+++ b/gdb/i386-tdep.h
@@ -109,24 +109,71 @@ struct gdbarch_tdep
   struct regset *fpregset;
   size_t sizeof_fpregset;
 
+  /* XSAVE extended state.  */
+  struct regset *xstateregset;
+
   /* Register number for %st(0).  The register numbers for the other
      registers follow from this one.  Set this to -1 to indicate the
      absence of an FPU.  */
   int st0_regnum;
 
+  /* Number of MMX registers.  */
+  int num_mmx_regs;
+
   /* Register number for %mm0.  Set this to -1 to indicate the absence
      of MMX support.  */
   int mm0_regnum;
 
+  /* Number of pseudo YMM registers.  */
+  int num_ymm_regs;
+
+  /* Register number for %ymm0.  Set this to -1 to indicate the absence
+     of pseudo YMM register support.  */
+  int ymm0_regnum;
+
+  /* Number of byte registers.  */
+  int num_byte_regs;
+
+  /* Register pseudo number for %al.  */
+  int al_regnum;
+
+  /* Number of pseudo word registers.  */
+  int num_word_regs;
+
+  /* Register number for %ax.  */
+  int ax_regnum;
+
+  /* Number of pseudo dword registers.  */
+  int num_dword_regs;
+
+  /* Register number for %eax.  Set this to -1 to indicate the absence
+     of pseudo dword register support.  */
+  int eax_regnum;
+
   /* Number of core registers.  */
   int num_core_regs;
 
   /* Number of SSE registers.  */
   int num_xmm_regs;
 
+  /* Bits of the extended control register 0 (the XFEATURE_ENABLED_MASK
+     register), excluding the x87 bit, which are supported by this GDB.
+   */
+  uint64_t xcr0;
+
+  /* Offset of XCR0 in XSAVE extended state.  */
+  int xsave_xcr0_offset;
+
   /* Register names.  */
   const char **register_names;
 
+  /* Register number for %ymm0h.  Set this to -1 to indicate the absence
+     of upper YMM register support.  */
+  int ymm0h_regnum;
+
+  /* Upper YMM register names.  Only used for tdesc_numbered_register.  */
+  const char **ymmh_register_names;
+
   /* Target description.  */
   const struct target_desc *tdesc;
 
@@ -160,6 +207,7 @@ struct gdbarch_tdep
 
   /* ISA-specific data types.  */
   struct type *i386_mmx_type;
+  struct type *i386_ymm_type;
   struct type *i387_ext_type;
 
   /* Process record/replay target.  */
@@ -206,7 +254,9 @@ enum i386_regnum
   I386_FS_REGNUM,              /* %fs */
   I386_GS_REGNUM,              /* %gs */
   I386_ST0_REGNUM,             /* %st(0) */
-  I386_MXCSR_REGNUM = 40       /* %mxcsr */ 
+  I386_MXCSR_REGNUM = 40,      /* %mxcsr */ 
+  I386_YMM0H_REGNUM,           /* %ymm0h */
+  I386_YMM7H_REGNUM = I386_YMM0H_REGNUM + 7
 };
 
 /* Register numbers of RECORD_REGMAP.  */
@@ -243,6 +293,7 @@ enum record_i386_regnum
 #define I386_NUM_XREGS  9
 
 #define I386_SSE_NUM_REGS      (I386_MXCSR_REGNUM + 1)
+#define I386_AVX_NUM_REGS      (I386_YMM7H_REGNUM + 1)
 
 /* Size of the largest register.  */
 #define I386_MAX_REGISTER_SIZE 16
@@ -250,6 +301,23 @@ enum record_i386_regnum
 /* Types for i386-specific registers.  */
 extern struct type *i387_ext_type (struct gdbarch *gdbarch);
 
+/* Checks of different pseudo-registers.  */
+extern int i386_byte_regnum_p (struct gdbarch *gdbarch, int regnum);
+extern int i386_word_regnum_p (struct gdbarch *gdbarch, int regnum);
+extern int i386_dword_regnum_p (struct gdbarch *gdbarch, int regnum);
+extern int i386_xmm_regnum_p (struct gdbarch *gdbarch, int regnum);
+extern int i386_ymm_regnum_p (struct gdbarch *gdbarch, int regnum);
+
+extern const char *i386_pseudo_register_name (struct gdbarch *gdbarch,
+                                             int regnum);
+
+extern void i386_pseudo_register_read (struct gdbarch *gdbarch,
+                                      struct regcache *regcache,
+                                      int regnum, gdb_byte *buf);
+extern void i386_pseudo_register_write (struct gdbarch *gdbarch,
+                                       struct regcache *regcache,
+                                       int regnum, const gdb_byte *buf);
+
 /* Segment selectors.  */
 #define I386_SEL_RPL   0x0003  /* Requester's Privilege Level mask.  */
 #define I386_SEL_UPL   0x0003  /* User Privilige Level. */
@@ -293,6 +361,9 @@ extern const struct regset *
                                 const char *sect_name, size_t sect_size);
 
 
+extern struct displaced_step_closure *i386_displaced_step_copy_insn
+  (struct gdbarch *gdbarch, CORE_ADDR from, CORE_ADDR to,
+   struct regcache *regs);
 extern void i386_displaced_step_fixup (struct gdbarch *gdbarch,
                                       struct displaced_step_closure *closure,
                                       CORE_ADDR from, CORE_ADDR to,