/* Target-dependent code for the i386.
- Copyright (C) 2001, 2002, 2003, 2004, 2006, 2007, 2008, 2009, 2010
- Free Software Foundation, Inc.
+ Copyright (C) 2001-2013 Free Software Foundation, Inc.
This file is part of GDB.
reg_struct_return /* Return "short" structures in registers. */
};
-/* Register classes as defined in the AMD x86-64 psABI. */
-
-enum amd64_reg_class
-{
- AMD64_INTEGER,
- AMD64_SSE,
- AMD64_SSEUP,
- AMD64_X87,
- AMD64_X87UP,
- AMD64_COMPLEX_X87,
- AMD64_NO_CLASS,
- AMD64_MEMORY
-};
-
/* i386 architecture specific information. */
struct gdbarch_tdep
{
int gregset_num_regs;
size_t sizeof_gregset;
- /* The general-purpose registers used to pass integers when making
- function calls. This only applies to amd64, as all parameters
- are passed through the stack on x86. */
- int call_dummy_num_integer_regs;
- int *call_dummy_integer_regs;
-
- /* Used on amd64 only. Classify TYPE according to calling conventions,
- and store the result in CLASS. */
- void (*classify) (struct type *type, enum amd64_reg_class class[2]);
-
- /* Used on amd64 only. Non-zero if the first few MEMORY arguments
- should be passed by pointer.
-
- More precisely, MEMORY arguments are passed through the stack.
- But certain architectures require that their address be passed
- by register as well, if there are still some integer registers
- available for argument passing. */
- int memory_args_by_pointer;
-
- /* Used on amd64 only.
-
- If non-zero, then the callers of a function are expected to reserve
- some space in the stack just before the area where the PC is saved
- so that the callee may save the integer-parameter registers there.
- The amount of space is dependent on the list of registers used for
- integer parameter passing (see component call_dummy_num_integer_regs
- above). */
- int integer_param_regs_saved_in_caller_frame;
-
/* Floating-point registers. */
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. */
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;
/* 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;
/* ISA-specific data types. */
struct type *i386_mmx_type;
+ struct type *i386_ymm_type;
struct type *i387_ext_type;
/* Process record/replay target. */
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. */
#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
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 struct type *i386_pseudo_register_type (struct gdbarch *gdbarch,
+ int regnum);
+
+extern void i386_pseudo_register_read_into_value (struct gdbarch *gdbarch,
+ struct regcache *regcache,
+ int regnum,
+ struct value *result);
-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. */
-#define I386_SEL_KPL 0x0000 /* Kernel Privilige Level. */
+#define I386_SEL_UPL 0x0003 /* User Privilige Level. */
+#define I386_SEL_KPL 0x0000 /* Kernel Privilige Level. */
/* The length of the longest i386 instruction (according to
include/asm-i386/kprobes.h in Linux 2.6. */
/* Functions exported from i386-tdep.c. */
extern CORE_ADDR i386_pe_skip_trampoline_code (struct frame_info *frame,
CORE_ADDR pc, char *name);
-extern CORE_ADDR i386_skip_main_prologue (struct gdbarch *gdbarch, CORE_ADDR pc);
+extern CORE_ADDR i386_skip_main_prologue (struct gdbarch *gdbarch,
+ CORE_ADDR pc);
/* Return whether the THIS_FRAME corresponds to a sigtramp routine. */
extern int i386_sigtramp_p (struct frame_info *this_frame);
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,
extern int i386_process_record (struct gdbarch *gdbarch,
struct regcache *regcache, CORE_ADDR addr);
+
\f
/* Functions and variables exported from i386bsd-tdep.c. */
extern int i386obsd_sc_reg_offset[];
extern int i386bsd_sc_reg_offset[];
+/* SystemTap related functions. */
+
+extern int i386_stap_is_single_operand (struct gdbarch *gdbarch,
+ const char *s);
+
+extern int i386_stap_parse_special_token (struct gdbarch *gdbarch,
+ struct stap_parse_info *p);
+
#endif /* i386-tdep.h */
projects / deliverable / binutils-gdb.git / blobdiff