2006-12-30 H.J. Lu <hongjiu.lu@intel.com>

[deliverable/binutils-gdb.git] / gas / config / tc-i386.h

diff --git a/gas/config/tc-i386.h b/gas/config/tc-i386.h
index 721292a539f696cea01cdd3f09a0130279e61df4..5f881369f188d519dea0699c0c61237ae9ce7a58 100644 (file)
--- a/gas/config/tc-i386.h
+++ b/gas/config/tc-i386.h
@@ -1,6 +1,6 @@
 /* tc-i386.h -- Header file for tc-i386.c
    Copyright 1989, 1992, 1993, 1994, 1995, 1996, 1997, 1998, 1999, 2000,
 /* tc-i386.h -- Header file for tc-i386.c
    Copyright 1989, 1992, 1993, 1994, 1995, 1996, 1997, 1998, 1999, 2000,

-   2001, 2002, 2003, 2004
+   2001, 2002, 2003, 2004, 2005, 2006

    Free Software Foundation, Inc.
 
    This file is part of GAS, the GNU Assembler.
    Free Software Foundation, Inc.
 
    This file is part of GAS, the GNU Assembler.


@@ -17,19 +17,13 @@
 
    You should have received a copy of the GNU General Public License
    along with GAS; see the file COPYING.  If not, write to the Free
 
    You should have received a copy of the GNU General Public License
    along with GAS; see the file COPYING.  If not, write to the Free

-   Software Foundation, 59 Temple Place - Suite 330, Boston, MA
-   02111-1307, USA.  */
+   Software Foundation, 51 Franklin Street - Fifth Floor, Boston, MA
+   02110-1301, USA.  */

 
 #ifndef TC_I386
 #define TC_I386 1
 
 
 #ifndef TC_I386
 #define TC_I386 1
 

-#ifndef BFD_ASSEMBLER
-#error So, do you know what you are doing?
-#endif
-
-#ifdef ANSI_PROTOTYPES

 struct fix;
 struct fix;

-#endif

 
 #define TARGET_BYTES_BIG_ENDIAN        0
 
 
 #define TARGET_BYTES_BIG_ENDIAN        0
 


@@ -61,11 +55,19 @@ extern unsigned long i386_mach (void);
 
 #ifdef TE_FreeBSD
 #define ELF_TARGET_FORMAT      "elf32-i386-freebsd"
 
 #ifdef TE_FreeBSD
 #define ELF_TARGET_FORMAT      "elf32-i386-freebsd"

+#define ELF_TARGET_FORMAT64    "elf64-x86-64-freebsd"
+#elif defined (TE_VXWORKS)
+#define ELF_TARGET_FORMAT      "elf32-i386-vxworks"

 #endif
 #endif

+

 #ifndef ELF_TARGET_FORMAT
 #define ELF_TARGET_FORMAT      "elf32-i386"
 #endif
 
 #ifndef ELF_TARGET_FORMAT
 #define ELF_TARGET_FORMAT      "elf32-i386"
 #endif
 

+#ifndef ELF_TARGET_FORMAT64
+#define ELF_TARGET_FORMAT64    "elf64-x86-64"
+#endif
+

 #if ((defined (OBJ_MAYBE_COFF) && defined (OBJ_MAYBE_AOUT)) \
      || defined (OBJ_ELF) || defined (OBJ_MAYBE_ELF))
 extern const char *i386_target_format PARAMS ((void));
 #if ((defined (OBJ_MAYBE_COFF) && defined (OBJ_MAYBE_AOUT)) \
      || defined (OBJ_ELF) || defined (OBJ_MAYBE_ELF))
 extern const char *i386_target_format PARAMS ((void));


@@ -91,18 +93,23 @@ extern void i386_elf_emit_arch_note PARAMS ((void));
 extern const char extra_symbol_chars[];
 #define tc_symbol_chars extra_symbol_chars
 
 extern const char extra_symbol_chars[];
 #define tc_symbol_chars extra_symbol_chars
 

-#define MAX_OPERANDS 3         /* max operands per insn */
-#define MAX_IMMEDIATE_OPERANDS 2/* max immediates per insn (lcall, ljmp) */
+extern const char *i386_comment_chars;
+#define tc_comment_chars i386_comment_chars
+
+#define MAX_OPERANDS 4         /* max operands per insn */
+#define MAX_IMMEDIATE_OPERANDS 2/* max immediates per insn (lcall, ljmp, insertq, extrq) */

 #define MAX_MEMORY_OPERANDS 2  /* max memory refs per insn (string ops) */
 
 /* Prefixes will be emitted in the order defined below.
    WAIT_PREFIX must be the first prefix since FWAIT is really is an
 #define MAX_MEMORY_OPERANDS 2  /* max memory refs per insn (string ops) */
 
 /* Prefixes will be emitted in the order defined below.
    WAIT_PREFIX must be the first prefix since FWAIT is really is an

-   instruction, and so must come before any prefixes.  */
+   instruction, and so must come before any prefixes.
+   The preferred prefix order is SEG_PREFIX, ADDR_PREFIX, DATA_PREFIX,
+   LOCKREP_PREFIX.  */

 #define WAIT_PREFIX    0
 #define WAIT_PREFIX    0

-#define LOCKREP_PREFIX 1
+#define SEG_PREFIX     1

 #define ADDR_PREFIX    2
 #define DATA_PREFIX    3
 #define ADDR_PREFIX    2
 #define DATA_PREFIX    3

-#define SEG_PREFIX     4
+#define LOCKREP_PREFIX 4

 #define REX_PREFIX     5       /* must come last.  */
 #define MAX_PREFIXES   6       /* max prefixes per opcode */
 
 #define REX_PREFIX     5       /* must come last.  */
 #define MAX_PREFIXES   6       /* max prefixes per opcode */
 


@@ -141,18 +148,6 @@ extern const char extra_symbol_chars[];
 
 #define END_OF_INSN '\0'
 
 
 #define END_OF_INSN '\0'
 

-/* Intel Syntax */
-/* Values 0-4 map onto scale factor */
-#define BYTE_PTR     0
-#define WORD_PTR     1
-#define DWORD_PTR    2
-#define QWORD_PTR    3
-#define XWORD_PTR    4
-#define SHORT        5
-#define OFFSET_FLAT  6
-#define FLAT         7
-#define NONE_FOUND   8
-

 typedef struct
 {
   /* instruction name sans width suffix ("mov" for movl insns) */
 typedef struct
 {
   /* instruction name sans width suffix ("mov" for movl insns) */


@@ -174,30 +169,37 @@ typedef struct
 
   /* cpu feature flags */
   unsigned int cpu_flags;
 
   /* cpu feature flags */
   unsigned int cpu_flags;

-#define Cpu086           0x1   /* Any old cpu will do, 0 does the same */
-#define Cpu186           0x2   /* i186 or better required */
-#define Cpu286           0x4   /* i286 or better required */
-#define Cpu386           0x8   /* i386 or better required */
-#define Cpu486          0x10   /* i486 or better required */
-#define Cpu586          0x20   /* i585 or better required */
-#define Cpu686          0x40   /* i686 or better required */
-#define CpuP4           0x80   /* Pentium4 or better required */
-#define CpuK6          0x100   /* AMD K6 or better required*/
-#define CpuAthlon      0x200   /* AMD Athlon or better required*/
-#define CpuSledgehammer 0x400  /* Sledgehammer or better required */
-#define CpuMMX         0x800   /* MMX support required */
-#define CpuSSE        0x1000   /* Streaming SIMD extensions required */
-#define CpuSSE2               0x2000   /* Streaming SIMD extensions 2 required */
-#define Cpu3dnow       0x4000  /* 3dnow! support required */
-#define CpuPNI        0x8000   /* Prescott New Instructions required */
+#define Cpu186           0x1   /* i186 or better required */
+#define Cpu286           0x2   /* i286 or better required */
+#define Cpu386           0x4   /* i386 or better required */
+#define Cpu486           0x8   /* i486 or better required */
+#define Cpu586          0x10   /* i585 or better required */
+#define Cpu686          0x20   /* i686 or better required */
+#define CpuP4           0x40   /* Pentium4 or better required */
+#define CpuK6           0x80   /* AMD K6 or better required*/
+#define CpuSledgehammer 0x100  /* Sledgehammer or better required */
+#define CpuMMX         0x200   /* MMX support required */
+#define CpuMMX2                0x400   /* extended MMX support (with SSE or 3DNow!Ext) required */
+#define CpuSSE         0x800   /* Streaming SIMD extensions required */
+#define CpuSSE2               0x1000   /* Streaming SIMD extensions 2 required */
+#define Cpu3dnow       0x2000  /* 3dnow! support required */
+#define Cpu3dnowA      0x4000  /* 3dnow!Extensions support required */
+#define CpuSSE3               0x8000   /* Streaming SIMD extensions 3 required */

 #define CpuPadLock    0x10000  /* VIA PadLock required */
 #define CpuPadLock    0x10000  /* VIA PadLock required */

+#define CpuSVME              0x20000   /* AMD Secure Virtual Machine Ext-s required */
+#define CpuVMX       0x40000   /* VMX Instructions required */
+#define CpuSSSE3      0x80000  /* Supplemental Streaming SIMD extensions 3 required */
+#define CpuSSE4a     0x100000   /* SSE4a New Instuctions required */ 
+#define CpuABM       0x200000   /* ABM New Instructions required */

 
   /* These flags are set by gas depending on the flag_code.  */
 #define Cpu64       0x4000000   /* 64bit support required  */
 #define CpuNo64      0x8000000   /* Not supported in the 64bit mode  */
 
   /* The default value for unknown CPUs - enable all features to avoid problems.  */
 
   /* These flags are set by gas depending on the flag_code.  */
 #define Cpu64       0x4000000   /* 64bit support required  */
 #define CpuNo64      0x8000000   /* Not supported in the 64bit mode  */
 
   /* The default value for unknown CPUs - enable all features to avoid problems.  */

-#define CpuUnknownFlags (Cpu086|Cpu186|Cpu286|Cpu386|Cpu486|Cpu586|Cpu686|CpuP4|CpuSledgehammer|CpuMMX|CpuSSE|CpuSSE2|CpuPNI|Cpu3dnow|CpuK6|CpuAthlon|CpuPadLock)
+#define CpuUnknownFlags (Cpu186|Cpu286|Cpu386|Cpu486|Cpu586|Cpu686 \
+       |CpuP4|CpuSledgehammer|CpuMMX|CpuMMX2|CpuSSE|CpuSSE2|CpuSSE3|CpuVMX \
+       |Cpu3dnow|Cpu3dnowA|CpuK6|CpuPadLock|CpuSVME|CpuSSSE3|CpuABM|CpuSSE4a)

 
   /* the bits in opcode_modifier are used to generate the final opcode from
      the base_opcode.  These bits also are used to detect alternate forms of
 
   /* the bits in opcode_modifier are used to generate the final opcode from
      the base_opcode.  These bits also are used to detect alternate forms of


@@ -222,7 +224,7 @@ typedef struct
 #define Seg3ShortForm  0x1000  /* fs/gs segment register insns.  */
 #define Size16         0x2000  /* needs size prefix if in 32-bit mode */
 #define Size32         0x4000  /* needs size prefix if in 16-bit mode */
 #define Seg3ShortForm  0x1000  /* fs/gs segment register insns.  */
 #define Size16         0x2000  /* needs size prefix if in 32-bit mode */
 #define Size32         0x4000  /* needs size prefix if in 16-bit mode */

-#define Size64         0x8000  /* needs size prefix if in 16-bit mode */
+#define Size64         0x8000  /* needs size prefix if in 64-bit mode */

 #define IgnoreSize     0x10000  /* instruction ignores operand size prefix */
 #define DefaultSize    0x20000  /* default insn size depends on mode */
 #define No_bSuf               0x40000  /* b suffix on instruction illegal */
 #define IgnoreSize     0x10000  /* instruction ignores operand size prefix */
 #define DefaultSize    0x20000  /* default insn size depends on mode */
 #define No_bSuf               0x40000  /* b suffix on instruction illegal */


@@ -244,7 +246,7 @@ typedef struct
      by OR'ing together all of the possible type masks.  (e.g.
      'operand_types[i] = Reg|Imm' specifies that operand i can be
      either a register or an immediate operand.  */
      by OR'ing together all of the possible type masks.  (e.g.
      'operand_types[i] = Reg|Imm' specifies that operand i can be
      either a register or an immediate operand.  */

-  unsigned int operand_types[3];
+  unsigned int operand_types[MAX_OPERANDS];

 
   /* operand_types[i] bits */
   /* register */
 
   /* operand_types[i] bits */
   /* register */


@@ -275,7 +277,7 @@ typedef struct
 #define Disp64        0x10000  /* 64 bit displacement */
   /* specials */
 #define InOutPortReg   0x20000 /* register to hold in/out port addr = dx */
 #define Disp64        0x10000  /* 64 bit displacement */
   /* specials */
 #define InOutPortReg   0x20000 /* register to hold in/out port addr = dx */

-#define ShiftCount     0x40000 /* register to hold shift cound = cl */
+#define ShiftCount     0x40000 /* register to hold shift count = cl */

 #define Control               0x80000  /* Control register */
 #define Debug        0x100000  /* Debug register */
 #define Test         0x200000  /* Test register */
 #define Control               0x80000  /* Control register */
 #define Debug        0x100000  /* Debug register */
 #define Test         0x200000  /* Test register */


@@ -312,7 +314,7 @@ typedef struct
 #define LLongMem AnyMem                /* 64 bits (or more) */
 #define LongMem AnyMem         /* 32 bit memory ref */
 #define ShortMem AnyMem                /* 16 bit memory ref */
 #define LLongMem AnyMem                /* 64 bits (or more) */
 #define LongMem AnyMem         /* 32 bit memory ref */
 #define ShortMem AnyMem                /* 16 bit memory ref */

-#define WordMem AnyMem         /* 16 or 32 bit memory ref */
+#define WordMem AnyMem         /* 16, 32 or 64 bit memory ref */

 #define ByteMem AnyMem         /* 8 bit memory ref */
 }
 template;
 #define ByteMem AnyMem         /* 8 bit memory ref */
 }
 template;


@@ -381,11 +383,30 @@ typedef struct
 }
 sib_byte;
 
 }
 sib_byte;
 

-/* x86 arch names and features */
+enum processor_type
+{
+  PROCESSOR_UNKNOWN,
+  PROCESSOR_I486,
+  PROCESSOR_PENTIUM,
+  PROCESSOR_PENTIUMPRO,
+  PROCESSOR_PENTIUM4,
+  PROCESSOR_NOCONA,
+  PROCESSOR_CORE,
+  PROCESSOR_CORE2,
+  PROCESSOR_K6,
+  PROCESSOR_ATHLON,
+  PROCESSOR_K8,
+  PROCESSOR_GENERIC32,
+  PROCESSOR_GENERIC64,
+  PROCESSOR_AMDFAM10
+};
+
+/* x86 arch names, types and features */

 typedef struct
 {
 typedef struct
 {

-  const char *name;    /* arch name */
-  unsigned int flags;  /* cpu feature flags */
+  const char *name;            /* arch name */
+  enum processor_type type;    /* arch type */
+  unsigned int flags;          /* cpu feature flags */

 }
 arch_entry;
 
 }
 arch_entry;
 


@@ -395,20 +416,14 @@ arch_entry;
 #define GLOBAL_OFFSET_TABLE_NAME "_GLOBAL_OFFSET_TABLE_"
 #endif
 
 #define GLOBAL_OFFSET_TABLE_NAME "_GLOBAL_OFFSET_TABLE_"
 #endif
 

-#ifndef LEX_AT
+#if (defined (OBJ_ELF) || defined (OBJ_MAYBE_ELF)) && !defined (LEX_AT)

 #define TC_PARSE_CONS_EXPRESSION(EXP, NBYTES) x86_cons (EXP, NBYTES)
 extern void x86_cons PARAMS ((expressionS *, int));
 #define TC_PARSE_CONS_EXPRESSION(EXP, NBYTES) x86_cons (EXP, NBYTES)
 extern void x86_cons PARAMS ((expressionS *, int));

+#endif

 
 #define TC_CONS_FIX_NEW(FRAG,OFF,LEN,EXP) x86_cons_fix_new(FRAG, OFF, LEN, EXP)
 extern void x86_cons_fix_new
   PARAMS ((fragS *, unsigned int, unsigned int, expressionS *));
 
 #define TC_CONS_FIX_NEW(FRAG,OFF,LEN,EXP) x86_cons_fix_new(FRAG, OFF, LEN, EXP)
 extern void x86_cons_fix_new
   PARAMS ((fragS *, unsigned int, unsigned int, expressionS *));

-#endif
-
-#ifdef TE_PE
-#define TC_CONS_FIX_NEW(FRAG,OFF,LEN,EXP) x86_pe_cons_fix_new(FRAG, OFF, LEN, EXP)
-extern void x86_pe_cons_fix_new
-  PARAMS ((fragS *, unsigned int, unsigned int, expressionS *));
-#endif

 
 #define DIFF_EXPR_OK    /* foo-. gets turned into PC relative relocs */
 
 
 #define DIFF_EXPR_OK    /* foo-. gets turned into PC relative relocs */
 


@@ -420,7 +435,7 @@ void i386_validate_fix PARAMS ((struct fix *));
 #define tc_fix_adjustable(X)  tc_i386_fix_adjustable(X)
 extern int tc_i386_fix_adjustable PARAMS ((struct fix *));
 
 #define tc_fix_adjustable(X)  tc_i386_fix_adjustable(X)
 extern int tc_i386_fix_adjustable PARAMS ((struct fix *));
 

-/* Values passed to md_apply_fix3 don't include the symbol value.  */
+/* Values passed to md_apply_fix don't include the symbol value.  */

 #define MD_APPLY_SYM_VALUE(FIX) 0
 
 /* ELF wants external syms kept, as does PE COFF.  */
 #define MD_APPLY_SYM_VALUE(FIX) 0
 
 /* ELF wants external syms kept, as does PE COFF.  */


@@ -448,7 +463,8 @@ extern int tc_i386_fix_adjustable PARAMS ((struct fix *));
    || (FIX)->fx_r_type == BFD_RELOC_386_GOTPC          \
    || TC_FORCE_RELOCATION (FIX))
 
    || (FIX)->fx_r_type == BFD_RELOC_386_GOTPC          \
    || TC_FORCE_RELOCATION (FIX))
 

-#define md_operand(x)
+extern int i386_parse_name (char *, expressionS *, char *);
+#define md_parse_name(s, e, m, c) i386_parse_name (s, e, c)

 
 extern const struct relax_type md_relax_table[];
 #define TC_GENERIC_RELAX_TABLE md_relax_table
 
 extern const struct relax_type md_relax_table[];
 #define TC_GENERIC_RELAX_TABLE md_relax_table


@@ -497,7 +513,7 @@ extern int x86_cie_data_alignment;
 #define DWARF2_CIE_DATA_ALIGNMENT x86_cie_data_alignment
 
 #define tc_regname_to_dw2regnum tc_x86_regname_to_dw2regnum
 #define DWARF2_CIE_DATA_ALIGNMENT x86_cie_data_alignment
 
 #define tc_regname_to_dw2regnum tc_x86_regname_to_dw2regnum

-extern int tc_x86_regname_to_dw2regnum PARAMS ((const char *regname));
+extern int tc_x86_regname_to_dw2regnum PARAMS ((char *regname));

 
 #define tc_cfi_frame_initial_instructions tc_x86_frame_initial_instructions
 extern void tc_x86_frame_initial_instructions PARAMS ((void));
 
 #define tc_cfi_frame_initial_instructions tc_x86_frame_initial_instructions
 extern void tc_x86_frame_initial_instructions PARAMS ((void));


@@ -505,4 +521,19 @@ extern void tc_x86_frame_initial_instructions PARAMS ((void));
 #define md_elf_section_type(str,len) i386_elf_section_type (str, len)
 extern int i386_elf_section_type PARAMS ((const char *, size_t len));
 
 #define md_elf_section_type(str,len) i386_elf_section_type (str, len)
 extern int i386_elf_section_type PARAMS ((const char *, size_t len));
 

+/* Support for SHF_X86_64_LARGE */
+extern int x86_64_section_word PARAMS ((char *, size_t));
+extern int x86_64_section_letter PARAMS ((int letter, char **ptr_msg));
+#define md_elf_section_letter(LETTER, PTR_MSG) x86_64_section_letter (LETTER, PTR_MSG)
+#define md_elf_section_word(STR, LEN)          x86_64_section_word (STR, LEN)
+
+#ifdef TE_PE
+
+#define O_secrel O_md1
+
+#define TC_DWARF2_EMIT_OFFSET  tc_pe_dwarf2_emit_offset
+void tc_pe_dwarf2_emit_offset (symbolS *, unsigned int);
+
+#endif /* TE_PE */
+

 #endif /* TC_I386 */
 #endif /* TC_I386 */