/* tc-i386.c -- Assemble code for the Intel 80386
Copyright 1989, 1991, 1992, 1993, 1994, 1995, 1996, 1997, 1998, 1999,
- 2000, 2001, 2002, 2003, 2004, 2005, 2006, 2007, 2008, 2009
+ 2000, 2001, 2002, 2003, 2004, 2005, 2006, 2007, 2008, 2009, 2010
Free Software Foundation, Inc.
This file is part of GAS, the GNU Assembler.
WAIT_PREFIX must be the first prefix since FWAIT is really is an
instruction, and so must come before any prefixes.
The preferred prefix order is SEG_PREFIX, ADDR_PREFIX, DATA_PREFIX,
- LOCKREP_PREFIX. */
+ REP_PREFIX, LOCK_PREFIX. */
#define WAIT_PREFIX 0
#define SEG_PREFIX 1
#define ADDR_PREFIX 2
#define DATA_PREFIX 3
-#define LOCKREP_PREFIX 4
-#define REX_PREFIX 5 /* must come last. */
-#define MAX_PREFIXES 6 /* max prefixes per opcode */
+#define REP_PREFIX 4
+#define LOCK_PREFIX 5
+#define REX_PREFIX 6 /* must come last. */
+#define MAX_PREFIXES 7 /* max prefixes per opcode */
/* we define the syntax here (modulo base,index,scale syntax) */
#define REGISTER_PREFIX '%'
*/
typedef struct
{
- const template *start;
- const template *end;
+ const insn_template *start;
+ const insn_template *end;
}
templates;
typedef struct
{
const char *name; /* arch name */
+ unsigned int len; /* arch string length */
enum processor_type type; /* arch type */
i386_cpu_flags flags; /* cpu feature flags */
+ unsigned int skip; /* show_arch should skip this. */
+ unsigned int negated; /* turn off indicated flags. */
}
arch_entry;
+static void update_code_flag (int, int);
static void set_code_flag (int);
static void set_16bit_gcc_code_flag (int);
static void set_intel_syntax (int);
static void swap_2_operands (int, int);
static void optimize_imm (void);
static void optimize_disp (void);
-static const template *match_template (void);
+static const insn_template *match_template (void);
static int check_string (void);
static int process_suffix (void);
static int check_byte_reg (void);
#endif
#if defined (OBJ_ELF) || defined (OBJ_MAYBE_ELF)
static void handle_large_common (int small ATTRIBUTE_UNUSED);
+static void handle_quad (int);
#endif
static const char *default_arch = DEFAULT_ARCH;
const reg_entry *regs;
};
+enum i386_error
+ {
+ operand_size_mismatch,
+ operand_type_mismatch,
+ register_type_mismatch,
+ number_of_operands_mismatch,
+ invalid_instruction_suffix,
+ bad_imm4,
+ old_gcc_only,
+ unsupported_with_intel_mnemonic,
+ unsupported_syntax,
+ unsupported,
+ invalid_vsib_address,
+ unsupported_vector_index_register
+ };
+
struct _i386_insn
{
/* TM holds the template for the insn were currently assembling. */
- template tm;
+ insn_template tm;
/* SUFFIX holds the instruction size suffix for byte, word, dword
or qword, if given. */
vex_prefix vex;
/* Swap operand in encoding. */
- unsigned int swap_operand : 1;
+ unsigned int swap_operand;
+
+ /* Force 32bit displacement in encoding. */
+ unsigned int disp32_encoding;
+
+ /* Error message. */
+ enum i386_error error;
};
typedef struct _i386_insn i386_insn;
&& !defined (TE_LINUX) \
&& !defined (TE_NETWARE) \
&& !defined (TE_FreeBSD) \
+ && !defined (TE_DragonFly) \
&& !defined (TE_NetBSD)))
/* This array holds the chars that always start a comment. If the
pre-processor is disabled, these aren't very useful. The option
static enum flag_code flag_code;
static unsigned int object_64bit;
+static unsigned int disallow_64bit_reloc;
static int use_rela_relocations = 0;
+#if ((defined (OBJ_MAYBE_COFF) && defined (OBJ_MAYBE_AOUT)) \
+ || defined (OBJ_ELF) || defined (OBJ_MAYBE_ELF) \
+ || defined (TE_PE) || defined (TE_PEP) || defined (OBJ_MACH_O))
+
+/* The ELF ABI to use. */
+enum x86_elf_abi
+{
+ I386_ABI,
+ X86_64_ABI,
+ X86_64_X32_ABI
+};
+
+static enum x86_elf_abi x86_elf_abi = I386_ABI;
+#endif
+
/* The names used to print error messages. */
static const char *flag_code_names[] =
{
/* Encode SSE instructions with VEX prefix. */
static unsigned int sse2avx;
+/* Encode scalar AVX instructions with specific vector length. */
+static enum
+ {
+ vex128 = 0,
+ vex256
+ } avxscalar;
+
/* Pre-defined "_GLOBAL_OFFSET_TABLE_". */
static symbolS *GOT_symbol;
static const arch_entry cpu_arch[] =
{
- { "generic32", PROCESSOR_GENERIC32,
- CPU_GENERIC32_FLAGS },
- { "generic64", PROCESSOR_GENERIC64,
- CPU_GENERIC64_FLAGS },
- { "i8086", PROCESSOR_UNKNOWN,
- CPU_NONE_FLAGS },
- { "i186", PROCESSOR_UNKNOWN,
- CPU_I186_FLAGS },
- { "i286", PROCESSOR_UNKNOWN,
- CPU_I286_FLAGS },
- { "i386", PROCESSOR_I386,
- CPU_I386_FLAGS },
- { "i486", PROCESSOR_I486,
- CPU_I486_FLAGS },
- { "i586", PROCESSOR_PENTIUM,
- CPU_I586_FLAGS },
- { "i686", PROCESSOR_PENTIUMPRO,
- CPU_I686_FLAGS },
- { "pentium", PROCESSOR_PENTIUM,
- CPU_I586_FLAGS },
- { "pentiumpro", PROCESSOR_PENTIUMPRO,
- CPU_I686_FLAGS },
- { "pentiumii", PROCESSOR_PENTIUMPRO,
- CPU_P2_FLAGS },
- { "pentiumiii",PROCESSOR_PENTIUMPRO,
- CPU_P3_FLAGS },
- { "pentium4", PROCESSOR_PENTIUM4,
- CPU_P4_FLAGS },
- { "prescott", PROCESSOR_NOCONA,
- CPU_CORE_FLAGS },
- { "nocona", PROCESSOR_NOCONA,
- CPU_NOCONA_FLAGS },
- { "yonah", PROCESSOR_CORE,
- CPU_CORE_FLAGS },
- { "core", PROCESSOR_CORE,
- CPU_CORE_FLAGS },
- { "merom", PROCESSOR_CORE2,
- CPU_CORE2_FLAGS },
- { "core2", PROCESSOR_CORE2,
- CPU_CORE2_FLAGS },
- { "corei7", PROCESSOR_COREI7,
- CPU_COREI7_FLAGS },
- { "k6", PROCESSOR_K6,
- CPU_K6_FLAGS },
- { "k6_2", PROCESSOR_K6,
- CPU_K6_2_FLAGS },
- { "athlon", PROCESSOR_ATHLON,
- CPU_ATHLON_FLAGS },
- { "sledgehammer", PROCESSOR_K8,
- CPU_K8_FLAGS },
- { "opteron", PROCESSOR_K8,
- CPU_K8_FLAGS },
- { "k8", PROCESSOR_K8,
- CPU_K8_FLAGS },
- { "amdfam10", PROCESSOR_AMDFAM10,
- CPU_AMDFAM10_FLAGS },
- { ".mmx", PROCESSOR_UNKNOWN,
- CPU_MMX_FLAGS },
- { ".sse", PROCESSOR_UNKNOWN,
- CPU_SSE_FLAGS },
- { ".sse2", PROCESSOR_UNKNOWN,
- CPU_SSE2_FLAGS },
- { ".sse3", PROCESSOR_UNKNOWN,
- CPU_SSE3_FLAGS },
- { ".ssse3", PROCESSOR_UNKNOWN,
- CPU_SSSE3_FLAGS },
- { ".sse4.1", PROCESSOR_UNKNOWN,
- CPU_SSE4_1_FLAGS },
- { ".sse4.2", PROCESSOR_UNKNOWN,
- CPU_SSE4_2_FLAGS },
- { ".sse4", PROCESSOR_UNKNOWN,
- CPU_SSE4_2_FLAGS },
- { ".avx", PROCESSOR_UNKNOWN,
- CPU_AVX_FLAGS },
- { ".vmx", PROCESSOR_UNKNOWN,
- CPU_VMX_FLAGS },
- { ".smx", PROCESSOR_UNKNOWN,
- CPU_SMX_FLAGS },
- { ".xsave", PROCESSOR_UNKNOWN,
- CPU_XSAVE_FLAGS },
- { ".aes", PROCESSOR_UNKNOWN,
- CPU_AES_FLAGS },
- { ".pclmul", PROCESSOR_UNKNOWN,
- CPU_PCLMUL_FLAGS },
- { ".clmul", PROCESSOR_UNKNOWN,
- CPU_PCLMUL_FLAGS },
- { ".fma", PROCESSOR_UNKNOWN,
- CPU_FMA_FLAGS },
- { ".movbe", PROCESSOR_UNKNOWN,
- CPU_MOVBE_FLAGS },
- { ".ept", PROCESSOR_UNKNOWN,
- CPU_EPT_FLAGS },
- { ".clflush", PROCESSOR_UNKNOWN,
- CPU_CLFLUSH_FLAGS },
- { ".syscall", PROCESSOR_UNKNOWN,
- CPU_SYSCALL_FLAGS },
- { ".rdtscp", PROCESSOR_UNKNOWN,
- CPU_RDTSCP_FLAGS },
- { ".3dnow", PROCESSOR_UNKNOWN,
- CPU_3DNOW_FLAGS },
- { ".3dnowa", PROCESSOR_UNKNOWN,
- CPU_3DNOWA_FLAGS },
- { ".padlock", PROCESSOR_UNKNOWN,
- CPU_PADLOCK_FLAGS },
- { ".pacifica", PROCESSOR_UNKNOWN,
- CPU_SVME_FLAGS },
- { ".svme", PROCESSOR_UNKNOWN,
- CPU_SVME_FLAGS },
- { ".sse4a", PROCESSOR_UNKNOWN,
- CPU_SSE4A_FLAGS },
- { ".abm", PROCESSOR_UNKNOWN,
- CPU_ABM_FLAGS },
+ /* Do not replace the first two entries - i386_target_format()
+ relies on them being there in this order. */
+ { STRING_COMMA_LEN ("generic32"), PROCESSOR_GENERIC32,
+ CPU_GENERIC32_FLAGS, 0, 0 },
+ { STRING_COMMA_LEN ("generic64"), PROCESSOR_GENERIC64,
+ CPU_GENERIC64_FLAGS, 0, 0 },
+ { STRING_COMMA_LEN ("i8086"), PROCESSOR_UNKNOWN,
+ CPU_NONE_FLAGS, 0, 0 },
+ { STRING_COMMA_LEN ("i186"), PROCESSOR_UNKNOWN,
+ CPU_I186_FLAGS, 0, 0 },
+ { STRING_COMMA_LEN ("i286"), PROCESSOR_UNKNOWN,
+ CPU_I286_FLAGS, 0, 0 },
+ { STRING_COMMA_LEN ("i386"), PROCESSOR_I386,
+ CPU_I386_FLAGS, 0, 0 },
+ { STRING_COMMA_LEN ("i486"), PROCESSOR_I486,
+ CPU_I486_FLAGS, 0, 0 },
+ { STRING_COMMA_LEN ("i586"), PROCESSOR_PENTIUM,
+ CPU_I586_FLAGS, 0, 0 },
+ { STRING_COMMA_LEN ("i686"), PROCESSOR_PENTIUMPRO,
+ CPU_I686_FLAGS, 0, 0 },
+ { STRING_COMMA_LEN ("pentium"), PROCESSOR_PENTIUM,
+ CPU_I586_FLAGS, 0, 0 },
+ { STRING_COMMA_LEN ("pentiumpro"), PROCESSOR_PENTIUMPRO,
+ CPU_PENTIUMPRO_FLAGS, 0, 0 },
+ { STRING_COMMA_LEN ("pentiumii"), PROCESSOR_PENTIUMPRO,
+ CPU_P2_FLAGS, 0, 0 },
+ { STRING_COMMA_LEN ("pentiumiii"),PROCESSOR_PENTIUMPRO,
+ CPU_P3_FLAGS, 0, 0 },
+ { STRING_COMMA_LEN ("pentium4"), PROCESSOR_PENTIUM4,
+ CPU_P4_FLAGS, 0, 0 },
+ { STRING_COMMA_LEN ("prescott"), PROCESSOR_NOCONA,
+ CPU_CORE_FLAGS, 0, 0 },
+ { STRING_COMMA_LEN ("nocona"), PROCESSOR_NOCONA,
+ CPU_NOCONA_FLAGS, 0, 0 },
+ { STRING_COMMA_LEN ("yonah"), PROCESSOR_CORE,
+ CPU_CORE_FLAGS, 1, 0 },
+ { STRING_COMMA_LEN ("core"), PROCESSOR_CORE,
+ CPU_CORE_FLAGS, 0, 0 },
+ { STRING_COMMA_LEN ("merom"), PROCESSOR_CORE2,
+ CPU_CORE2_FLAGS, 1, 0 },
+ { STRING_COMMA_LEN ("core2"), PROCESSOR_CORE2,
+ CPU_CORE2_FLAGS, 0, 0 },
+ { STRING_COMMA_LEN ("corei7"), PROCESSOR_COREI7,
+ CPU_COREI7_FLAGS, 0, 0 },
+ { STRING_COMMA_LEN ("l1om"), PROCESSOR_L1OM,
+ CPU_L1OM_FLAGS, 0, 0 },
+ { STRING_COMMA_LEN ("k1om"), PROCESSOR_K1OM,
+ CPU_K1OM_FLAGS, 0, 0 },
+ { STRING_COMMA_LEN ("k6"), PROCESSOR_K6,
+ CPU_K6_FLAGS, 0, 0 },
+ { STRING_COMMA_LEN ("k6_2"), PROCESSOR_K6,
+ CPU_K6_2_FLAGS, 0, 0 },
+ { STRING_COMMA_LEN ("athlon"), PROCESSOR_ATHLON,
+ CPU_ATHLON_FLAGS, 0, 0 },
+ { STRING_COMMA_LEN ("sledgehammer"), PROCESSOR_K8,
+ CPU_K8_FLAGS, 1, 0 },
+ { STRING_COMMA_LEN ("opteron"), PROCESSOR_K8,
+ CPU_K8_FLAGS, 0, 0 },
+ { STRING_COMMA_LEN ("k8"), PROCESSOR_K8,
+ CPU_K8_FLAGS, 0, 0 },
+ { STRING_COMMA_LEN ("amdfam10"), PROCESSOR_AMDFAM10,
+ CPU_AMDFAM10_FLAGS, 0, 0 },
+ { STRING_COMMA_LEN ("bdver1"), PROCESSOR_BD,
+ CPU_BDVER1_FLAGS, 0, 0 },
+ { STRING_COMMA_LEN ("bdver2"), PROCESSOR_BD,
+ CPU_BDVER2_FLAGS, 0, 0 },
+ { STRING_COMMA_LEN (".8087"), PROCESSOR_UNKNOWN,
+ CPU_8087_FLAGS, 0, 0 },
+ { STRING_COMMA_LEN (".287"), PROCESSOR_UNKNOWN,
+ CPU_287_FLAGS, 0, 0 },
+ { STRING_COMMA_LEN (".387"), PROCESSOR_UNKNOWN,
+ CPU_387_FLAGS, 0, 0 },
+ { STRING_COMMA_LEN (".no87"), PROCESSOR_UNKNOWN,
+ CPU_ANY87_FLAGS, 0, 1 },
+ { STRING_COMMA_LEN (".mmx"), PROCESSOR_UNKNOWN,
+ CPU_MMX_FLAGS, 0, 0 },
+ { STRING_COMMA_LEN (".nommx"), PROCESSOR_UNKNOWN,
+ CPU_3DNOWA_FLAGS, 0, 1 },
+ { STRING_COMMA_LEN (".sse"), PROCESSOR_UNKNOWN,
+ CPU_SSE_FLAGS, 0, 0 },
+ { STRING_COMMA_LEN (".sse2"), PROCESSOR_UNKNOWN,
+ CPU_SSE2_FLAGS, 0, 0 },
+ { STRING_COMMA_LEN (".sse3"), PROCESSOR_UNKNOWN,
+ CPU_SSE3_FLAGS, 0, 0 },
+ { STRING_COMMA_LEN (".ssse3"), PROCESSOR_UNKNOWN,
+ CPU_SSSE3_FLAGS, 0, 0 },
+ { STRING_COMMA_LEN (".sse4.1"), PROCESSOR_UNKNOWN,
+ CPU_SSE4_1_FLAGS, 0, 0 },
+ { STRING_COMMA_LEN (".sse4.2"), PROCESSOR_UNKNOWN,
+ CPU_SSE4_2_FLAGS, 0, 0 },
+ { STRING_COMMA_LEN (".sse4"), PROCESSOR_UNKNOWN,
+ CPU_SSE4_2_FLAGS, 0, 0 },
+ { STRING_COMMA_LEN (".nosse"), PROCESSOR_UNKNOWN,
+ CPU_ANY_SSE_FLAGS, 0, 1 },
+ { STRING_COMMA_LEN (".avx"), PROCESSOR_UNKNOWN,
+ CPU_AVX_FLAGS, 0, 0 },
+ { STRING_COMMA_LEN (".avx2"), PROCESSOR_UNKNOWN,
+ CPU_AVX2_FLAGS, 0, 0 },
+ { STRING_COMMA_LEN (".noavx"), PROCESSOR_UNKNOWN,
+ CPU_ANY_AVX_FLAGS, 0, 1 },
+ { STRING_COMMA_LEN (".vmx"), PROCESSOR_UNKNOWN,
+ CPU_VMX_FLAGS, 0, 0 },
+ { STRING_COMMA_LEN (".smx"), PROCESSOR_UNKNOWN,
+ CPU_SMX_FLAGS, 0, 0 },
+ { STRING_COMMA_LEN (".xsave"), PROCESSOR_UNKNOWN,
+ CPU_XSAVE_FLAGS, 0, 0 },
+ { STRING_COMMA_LEN (".xsaveopt"), PROCESSOR_UNKNOWN,
+ CPU_XSAVEOPT_FLAGS, 0, 0 },
+ { STRING_COMMA_LEN (".aes"), PROCESSOR_UNKNOWN,
+ CPU_AES_FLAGS, 0, 0 },
+ { STRING_COMMA_LEN (".pclmul"), PROCESSOR_UNKNOWN,
+ CPU_PCLMUL_FLAGS, 0, 0 },
+ { STRING_COMMA_LEN (".clmul"), PROCESSOR_UNKNOWN,
+ CPU_PCLMUL_FLAGS, 1, 0 },
+ { STRING_COMMA_LEN (".fsgsbase"), PROCESSOR_UNKNOWN,
+ CPU_FSGSBASE_FLAGS, 0, 0 },
+ { STRING_COMMA_LEN (".rdrnd"), PROCESSOR_UNKNOWN,
+ CPU_RDRND_FLAGS, 0, 0 },
+ { STRING_COMMA_LEN (".f16c"), PROCESSOR_UNKNOWN,
+ CPU_F16C_FLAGS, 0, 0 },
+ { STRING_COMMA_LEN (".bmi2"), PROCESSOR_UNKNOWN,
+ CPU_BMI2_FLAGS, 0, 0 },
+ { STRING_COMMA_LEN (".fma"), PROCESSOR_UNKNOWN,
+ CPU_FMA_FLAGS, 0, 0 },
+ { STRING_COMMA_LEN (".fma4"), PROCESSOR_UNKNOWN,
+ CPU_FMA4_FLAGS, 0, 0 },
+ { STRING_COMMA_LEN (".xop"), PROCESSOR_UNKNOWN,
+ CPU_XOP_FLAGS, 0, 0 },
+ { STRING_COMMA_LEN (".lwp"), PROCESSOR_UNKNOWN,
+ CPU_LWP_FLAGS, 0, 0 },
+ { STRING_COMMA_LEN (".movbe"), PROCESSOR_UNKNOWN,
+ CPU_MOVBE_FLAGS, 0, 0 },
+ { STRING_COMMA_LEN (".ept"), PROCESSOR_UNKNOWN,
+ CPU_EPT_FLAGS, 0, 0 },
+ { STRING_COMMA_LEN (".lzcnt"), PROCESSOR_UNKNOWN,
+ CPU_LZCNT_FLAGS, 0, 0 },
+ { STRING_COMMA_LEN (".invpcid"), PROCESSOR_UNKNOWN,
+ CPU_INVPCID_FLAGS, 0, 0 },
+ { STRING_COMMA_LEN (".clflush"), PROCESSOR_UNKNOWN,
+ CPU_CLFLUSH_FLAGS, 0, 0 },
+ { STRING_COMMA_LEN (".nop"), PROCESSOR_UNKNOWN,
+ CPU_NOP_FLAGS, 0, 0 },
+ { STRING_COMMA_LEN (".syscall"), PROCESSOR_UNKNOWN,
+ CPU_SYSCALL_FLAGS, 0, 0 },
+ { STRING_COMMA_LEN (".rdtscp"), PROCESSOR_UNKNOWN,
+ CPU_RDTSCP_FLAGS, 0, 0 },
+ { STRING_COMMA_LEN (".3dnow"), PROCESSOR_UNKNOWN,
+ CPU_3DNOW_FLAGS, 0, 0 },
+ { STRING_COMMA_LEN (".3dnowa"), PROCESSOR_UNKNOWN,
+ CPU_3DNOWA_FLAGS, 0, 0 },
+ { STRING_COMMA_LEN (".padlock"), PROCESSOR_UNKNOWN,
+ CPU_PADLOCK_FLAGS, 0, 0 },
+ { STRING_COMMA_LEN (".pacifica"), PROCESSOR_UNKNOWN,
+ CPU_SVME_FLAGS, 1, 0 },
+ { STRING_COMMA_LEN (".svme"), PROCESSOR_UNKNOWN,
+ CPU_SVME_FLAGS, 0, 0 },
+ { STRING_COMMA_LEN (".sse4a"), PROCESSOR_UNKNOWN,
+ CPU_SSE4A_FLAGS, 0, 0 },
+ { STRING_COMMA_LEN (".abm"), PROCESSOR_UNKNOWN,
+ CPU_ABM_FLAGS, 0, 0 },
+ { STRING_COMMA_LEN (".bmi"), PROCESSOR_UNKNOWN,
+ CPU_BMI_FLAGS, 0, 0 },
+ { STRING_COMMA_LEN (".tbm"), PROCESSOR_UNKNOWN,
+ CPU_TBM_FLAGS, 0, 0 },
};
#ifdef I386COFF
{"sse_check", set_sse_check, 0},
#if defined (OBJ_ELF) || defined (OBJ_MAYBE_ELF)
{"largecomm", handle_large_common, 0},
+ {"quad", handle_quad, 8},
#else
{"file", (void (*) (int)) dwarf2_directive_file, 0},
{"loc", dwarf2_directive_loc, 0},
PROCESSOR_CORE, PROCESSOR_CORE2, PROCESSOR_COREI7, and
PROCESSOR_GENERIC64, alt_long_patt will be used.
3. For PROCESSOR_ATHLON, PROCESSOR_K6, PROCESSOR_K8 and
- PROCESSOR_AMDFAM10, alt_short_patt will be used.
+ PROCESSOR_AMDFAM10, and PROCESSOR_BD, alt_short_patt
+ will be used.
When -mtune= isn't used, alt_long_patt will be used if
- cpu_arch_isa_flags has Cpu686. Otherwise, f32_patt will
+ cpu_arch_isa_flags has CpuNop. Otherwise, f32_patt will
be used.
When -march= or .arch is used, we can't use anything beyond
{
case PROCESSOR_UNKNOWN:
/* We use cpu_arch_isa_flags to check if we SHOULD
- optimize for Cpu686. */
- if (fragP->tc_frag_data.isa_flags.bitfield.cpui686)
+ optimize with nops. */
+ if (fragP->tc_frag_data.isa_flags.bitfield.cpunop)
patt = alt_long_patt;
else
patt = f32_patt;
break;
- case PROCESSOR_PENTIUMPRO:
case PROCESSOR_PENTIUM4:
case PROCESSOR_NOCONA:
case PROCESSOR_CORE:
case PROCESSOR_CORE2:
case PROCESSOR_COREI7:
+ case PROCESSOR_L1OM:
+ case PROCESSOR_K1OM:
case PROCESSOR_GENERIC64:
patt = alt_long_patt;
break;
case PROCESSOR_ATHLON:
case PROCESSOR_K8:
case PROCESSOR_AMDFAM10:
+ case PROCESSOR_BD:
patt = alt_short_patt;
break;
case PROCESSOR_I386:
case PROCESSOR_I486:
case PROCESSOR_PENTIUM:
+ case PROCESSOR_PENTIUMPRO:
case PROCESSOR_GENERIC32:
patt = f32_patt;
break;
case PROCESSOR_ATHLON:
case PROCESSOR_K8:
case PROCESSOR_AMDFAM10:
+ case PROCESSOR_BD:
case PROCESSOR_GENERIC32:
/* We use cpu_arch_isa_flags to check if we CAN optimize
- for Cpu686. */
- if (fragP->tc_frag_data.isa_flags.bitfield.cpui686)
+ with nops. */
+ if (fragP->tc_frag_data.isa_flags.bitfield.cpunop)
patt = alt_short_patt;
else
patt = f32_patt;
case PROCESSOR_CORE:
case PROCESSOR_CORE2:
case PROCESSOR_COREI7:
- if (fragP->tc_frag_data.isa_flags.bitfield.cpui686)
+ case PROCESSOR_L1OM:
+ case PROCESSOR_K1OM:
+ if (fragP->tc_frag_data.isa_flags.bitfield.cpunop)
patt = alt_long_patt;
else
patt = f32_patt;
{
/* If the padding is less than 15 bytes, we use the normal
ones. Otherwise, we use a jump instruction and adjust
- its offset. */
- if (count < 15)
+ its offset. */
+ int limit;
+
+ /* For 64bit, the limit is 3 bytes. */
+ if (flag_code == CODE_64BIT
+ && fragP->tc_frag_data.isa_flags.bitfield.cpulm)
+ limit = 3;
+ else
+ limit = 15;
+ if (count < limit)
memcpy (fragP->fr_literal + fragP->fr_fix,
patt[count - 1], count);
else
return x;
}
+static INLINE i386_cpu_flags
+cpu_flags_and_not (i386_cpu_flags x, i386_cpu_flags y)
+{
+ switch (ARRAY_SIZE (x.array))
+ {
+ case 3:
+ x.array [2] &= ~y.array [2];
+ case 2:
+ x.array [1] &= ~y.array [1];
+ case 1:
+ x.array [0] &= ~y.array [0];
+ break;
+ default:
+ abort ();
+ }
+ return x;
+}
+
#define CPU_FLAGS_ARCH_MATCH 0x1
#define CPU_FLAGS_64BIT_MATCH 0x2
#define CPU_FLAGS_AES_MATCH 0x4
/* Return CPU flags match bits. */
static int
-cpu_flags_match (const template *t)
+cpu_flags_match (const insn_template *t)
{
i386_cpu_flags x = t->cpu_flags;
int match = cpu_flags_check_cpu64 (x) ? CPU_FLAGS_64BIT_MATCH : 0;
static const i386_operand_type imm16_32 = OPERAND_TYPE_IMM16_32;
static const i386_operand_type imm16_32s = OPERAND_TYPE_IMM16_32S;
static const i386_operand_type imm16_32_32s = OPERAND_TYPE_IMM16_32_32S;
+static const i386_operand_type vec_imm4 = OPERAND_TYPE_VEC_IMM4;
enum operand_type
{
operand J for instruction template T. */
static INLINE int
-match_reg_size (const template *t, unsigned int j)
+match_reg_size (const insn_template *t, unsigned int j)
{
return !((i.types[j].bitfield.byte
&& !t->operand_types[j].bitfield.byte)
instruction template T. */
static INLINE int
-match_mem_size (const template *t, unsigned int j)
+match_mem_size (const insn_template *t, unsigned int j)
{
return (match_reg_size (t, j)
&& !((i.types[j].bitfield.unspecified
instruction template T. */
static INLINE int
-operand_size_match (const template *t)
+operand_size_match (const insn_template *t)
{
unsigned int j;
int match = 1;
}
}
- if (match
- || (!t->opcode_modifier.d && !t->opcode_modifier.floatd))
+ if (match)
return match;
+ else if (!t->opcode_modifier.d && !t->opcode_modifier.floatd)
+ {
+mismatch:
+ i.error = operand_size_mismatch;
+ return 0;
+ }
/* Check reverse. */
gas_assert (i.operands == 2);
{
if (t->operand_types[j].bitfield.acc
&& !match_reg_size (t, j ? 0 : 1))
- {
- match = 0;
- break;
- }
+ goto mismatch;
if (i.types[j].bitfield.mem
&& !match_mem_size (t, j ? 0 : 1))
- {
- match = 0;
- break;
- }
+ goto mismatch;
}
return match;
temp.bitfield.xmmword = 0;
temp.bitfield.ymmword = 0;
if (operand_type_all_zero (&temp))
- return 0;
+ goto mismatch;
- return (given.bitfield.baseindex == overlap.bitfield.baseindex
- && given.bitfield.jumpabsolute == overlap.bitfield.jumpabsolute);
+ if (given.bitfield.baseindex == overlap.bitfield.baseindex
+ && given.bitfield.jumpabsolute == overlap.bitfield.jumpabsolute)
+ return 1;
+
+mismatch:
+ i.error = operand_type_mismatch;
+ return 0;
}
/* If given types g0 and g1 are registers they must be of the same type
t1.bitfield.reg64 = 1;
}
- return (!(t0.bitfield.reg8 & t1.bitfield.reg8)
- && !(t0.bitfield.reg16 & t1.bitfield.reg16)
- && !(t0.bitfield.reg32 & t1.bitfield.reg32)
- && !(t0.bitfield.reg64 & t1.bitfield.reg64));
+ if (!(t0.bitfield.reg8 & t1.bitfield.reg8)
+ && !(t0.bitfield.reg16 & t1.bitfield.reg16)
+ && !(t0.bitfield.reg32 & t1.bitfield.reg32)
+ && !(t0.bitfield.reg64 & t1.bitfield.reg64))
+ return 1;
+
+ i.error = register_type_mismatch;
+
+ return 0;
}
static INLINE unsigned int
#endif
} /* fits_in_unsigned_long() */
+static INLINE int
+fits_in_imm4 (offsetT num)
+{
+ return (num & 0xf) == num;
+}
+
static i386_operand_type
smallest_imm_type (offsetT num)
{
default: abort ();
}
- /* If BFD64, sign extend val. */
- if (!use_rela_relocations)
+#ifdef BFD64
+ /* If BFD64, sign extend val for 32bit address mode. */
+ if (flag_code != CODE_64BIT
+ || i.prefix[ADDR_PREFIX])
if ((val & ~(((addressT) 2 << 31) - 1)) == 0)
val = (val ^ ((addressT) 1 << 31)) - ((addressT) 1 << 31);
+#endif
if ((val & ~mask) != 0 && (val & ~mask) != ~mask)
{
return val & mask;
}
-/* Returns 0 if attempting to add a prefix where one from the same
- class already exists, 1 if non rep/repne added, 2 if rep/repne
- added. */
-static int
+enum PREFIX_GROUP
+{
+ PREFIX_EXIST = 0,
+ PREFIX_LOCK,
+ PREFIX_REP,
+ PREFIX_OTHER
+};
+
+/* Returns
+ a. PREFIX_EXIST if attempting to add a prefix where one from the
+ same class already exists.
+ b. PREFIX_LOCK if lock prefix is added.
+ c. PREFIX_REP if rep/repne prefix is added.
+ d. PREFIX_OTHER if other prefix is added.
+ */
+
+static enum PREFIX_GROUP
add_prefix (unsigned int prefix)
{
- int ret = 1;
+ enum PREFIX_GROUP ret = PREFIX_OTHER;
unsigned int q;
if (prefix >= REX_OPCODE && prefix < REX_OPCODE + 16
if ((i.prefix[REX_PREFIX] & prefix & REX_W)
|| ((i.prefix[REX_PREFIX] & (REX_R | REX_X | REX_B))
&& (prefix & (REX_R | REX_X | REX_B))))
- ret = 0;
+ ret = PREFIX_EXIST;
q = REX_PREFIX;
}
else
case REPNE_PREFIX_OPCODE:
case REPE_PREFIX_OPCODE:
- ret = 2;
- /* fall thru */
+ q = REP_PREFIX;
+ ret = PREFIX_REP;
+ break;
+
case LOCK_PREFIX_OPCODE:
- q = LOCKREP_PREFIX;
+ q = LOCK_PREFIX;
+ ret = PREFIX_LOCK;
break;
case FWAIT_OPCODE:
break;
}
if (i.prefix[q] != 0)
- ret = 0;
+ ret = PREFIX_EXIST;
}
if (ret)
}
static void
-set_code_flag (int value)
+update_code_flag (int value, int check)
{
- flag_code = value;
+ PRINTF_LIKE ((*as_error));
+
+ flag_code = (enum flag_code) value;
if (flag_code == CODE_64BIT)
{
cpu_arch_flags.bitfield.cpu64 = 1;
}
if (value == CODE_64BIT && !cpu_arch_flags.bitfield.cpulm )
{
- as_bad (_("64bit mode not supported on this CPU."));
+ if (check)
+ as_error = as_fatal;
+ else
+ as_error = as_bad;
+ (*as_error) (_("64bit mode not supported on `%s'."),
+ cpu_arch_name ? cpu_arch_name : default_arch);
}
if (value == CODE_32BIT && !cpu_arch_flags.bitfield.cpui386)
{
- as_bad (_("32bit mode not supported on this CPU."));
+ if (check)
+ as_error = as_fatal;
+ else
+ as_error = as_bad;
+ (*as_error) (_("32bit mode not supported on `%s'."),
+ cpu_arch_name ? cpu_arch_name : default_arch);
}
stackop_size = '\0';
}
+static void
+set_code_flag (int value)
+{
+ update_code_flag (value, 0);
+}
+
static void
set_16bit_gcc_code_flag (int new_code_flag)
{
- flag_code = new_code_flag;
+ flag_code = (enum flag_code) new_code_flag;
if (flag_code != CODE_16BIT)
abort ();
cpu_arch_flags.bitfield.cpu64 = 0;
demand_empty_rest_of_line ();
}
+static void
+check_cpu_arch_compatible (const char *name ATTRIBUTE_UNUSED,
+ i386_cpu_flags new_flag ATTRIBUTE_UNUSED)
+{
+#if defined (OBJ_ELF) || defined (OBJ_MAYBE_ELF)
+ static const char *arch;
+
+ /* Intel LIOM is only supported on ELF. */
+ if (!IS_ELF)
+ return;
+
+ if (!arch)
+ {
+ /* Use cpu_arch_name if it is set in md_parse_option. Otherwise
+ use default_arch. */
+ arch = cpu_arch_name;
+ if (!arch)
+ arch = default_arch;
+ }
+
+ /* If we are targeting Intel L1OM, we must enable it. */
+ if (get_elf_backend_data (stdoutput)->elf_machine_code != EM_L1OM
+ || new_flag.bitfield.cpul1om)
+ return;
+
+ /* If we are targeting Intel K1OM, we must enable it. */
+ if (get_elf_backend_data (stdoutput)->elf_machine_code != EM_K1OM
+ || new_flag.bitfield.cpuk1om)
+ return;
+
+ as_bad (_("`%s' is not supported on `%s'"), name, arch);
+#endif
+}
+
static void
set_cpu_arch (int dummy ATTRIBUTE_UNUSED)
{
{
char *string = input_line_pointer;
int e = get_symbol_end ();
- unsigned int i;
+ unsigned int j;
i386_cpu_flags flags;
- for (i = 0; i < ARRAY_SIZE (cpu_arch); i++)
+ for (j = 0; j < ARRAY_SIZE (cpu_arch); j++)
{
- if (strcmp (string, cpu_arch[i].name) == 0)
+ if (strcmp (string, cpu_arch[j].name) == 0)
{
+ check_cpu_arch_compatible (string, cpu_arch[j].flags);
+
if (*string != '.')
{
- cpu_arch_name = cpu_arch[i].name;
+ cpu_arch_name = cpu_arch[j].name;
cpu_sub_arch_name = NULL;
- cpu_arch_flags = cpu_arch[i].flags;
+ cpu_arch_flags = cpu_arch[j].flags;
if (flag_code == CODE_64BIT)
{
cpu_arch_flags.bitfield.cpu64 = 1;
cpu_arch_flags.bitfield.cpu64 = 0;
cpu_arch_flags.bitfield.cpuno64 = 1;
}
- cpu_arch_isa = cpu_arch[i].type;
- cpu_arch_isa_flags = cpu_arch[i].flags;
+ cpu_arch_isa = cpu_arch[j].type;
+ cpu_arch_isa_flags = cpu_arch[j].flags;
if (!cpu_arch_tune_set)
{
cpu_arch_tune = cpu_arch_isa;
break;
}
- flags = cpu_flags_or (cpu_arch_flags,
- cpu_arch[i].flags);
+ if (!cpu_arch[j].negated)
+ flags = cpu_flags_or (cpu_arch_flags,
+ cpu_arch[j].flags);
+ else
+ flags = cpu_flags_and_not (cpu_arch_flags,
+ cpu_arch[j].flags);
if (!cpu_flags_equal (&flags, &cpu_arch_flags))
{
if (cpu_sub_arch_name)
{
char *name = cpu_sub_arch_name;
cpu_sub_arch_name = concat (name,
- cpu_arch[i].name,
+ cpu_arch[j].name,
(const char *) NULL);
free (name);
}
else
- cpu_sub_arch_name = xstrdup (cpu_arch[i].name);
+ cpu_sub_arch_name = xstrdup (cpu_arch[j].name);
cpu_arch_flags = flags;
+ cpu_arch_isa_flags = flags;
}
*input_line_pointer = e;
demand_empty_rest_of_line ();
return;
}
}
- if (i >= ARRAY_SIZE (cpu_arch))
+ if (j >= ARRAY_SIZE (cpu_arch))
as_bad (_("no such architecture: `%s'"), string);
*input_line_pointer = e;
demand_empty_rest_of_line ();
}
+enum bfd_architecture
+i386_arch (void)
+{
+ if (cpu_arch_isa == PROCESSOR_L1OM)
+ {
+ if (OUTPUT_FLAVOR != bfd_target_elf_flavour
+ || flag_code != CODE_64BIT)
+ as_fatal (_("Intel L1OM is 64bit ELF only"));
+ return bfd_arch_l1om;
+ }
+ else if (cpu_arch_isa == PROCESSOR_K1OM)
+ {
+ if (OUTPUT_FLAVOR != bfd_target_elf_flavour
+ || flag_code != CODE_64BIT)
+ as_fatal (_("Intel K1OM is 64bit ELF only"));
+ return bfd_arch_k1om;
+ }
+ else
+ return bfd_arch_i386;
+}
+
unsigned long
-i386_mach ()
+i386_mach (void)
{
- if (!strcmp (default_arch, "x86_64"))
- return bfd_mach_x86_64;
+ if (!strncmp (default_arch, "x86_64", 6))
+ {
+ if (cpu_arch_isa == PROCESSOR_L1OM)
+ {
+ if (OUTPUT_FLAVOR != bfd_target_elf_flavour
+ || default_arch[6] != '\0')
+ as_fatal (_("Intel L1OM is 64bit ELF only"));
+ return bfd_mach_l1om;
+ }
+ else if (cpu_arch_isa == PROCESSOR_K1OM)
+ {
+ if (OUTPUT_FLAVOR != bfd_target_elf_flavour
+ || default_arch[6] != '\0')
+ as_fatal (_("Intel K1OM is 64bit ELF only"));
+ return bfd_mach_k1om;
+ }
+ else if (default_arch[6] == '\0')
+ return bfd_mach_x86_64;
+ else
+ return bfd_mach_x64_32;
+ }
else if (!strcmp (default_arch, "i386"))
return bfd_mach_i386_i386;
else
- as_fatal (_("Unknown architecture"));
+ as_fatal (_("unknown architecture"));
}
\f
void
-md_begin ()
+md_begin (void)
{
const char *hash_err;
op_hash = hash_new ();
{
- const template *optab;
+ const insn_template *optab;
templates *core_optab;
/* Setup for loop. */
(void *) core_optab);
if (hash_err)
{
- as_fatal (_("Internal Error: Can't hash %s: %s"),
+ as_fatal (_("internal Error: Can't hash %s: %s"),
(optab - 1)->name,
hash_err);
}
{
hash_err = hash_insert (reg_hash, regtab->reg_name, (void *) regtab);
if (hash_err)
- as_fatal (_("Internal Error: Can't hash %s: %s"),
+ as_fatal (_("internal Error: Can't hash %s: %s"),
regtab->reg_name,
hash_err);
}
if (flag_code == CODE_64BIT)
{
+#if defined (OBJ_COFF) && defined (TE_PE)
+ x86_dwarf2_return_column = (OUTPUT_FLAVOR == bfd_target_coff_flavour
+ ? 32 : 16);
+#else
x86_dwarf2_return_column = 16;
+#endif
x86_cie_data_alignment = -8;
}
else
#ifdef DEBUG386
/* Debugging routines for md_assemble. */
-static void pte (template *);
+static void pte (insn_template *);
static void pt (i386_operand_type);
static void pe (expressionS *);
static void ps (symbolS *);
static void
pi (char *line, i386_insn *x)
{
- unsigned int i;
+ unsigned int j;
fprintf (stdout, "%s: template ", line);
pte (&x->tm);
(x->rex & REX_R) != 0,
(x->rex & REX_X) != 0,
(x->rex & REX_B) != 0);
- for (i = 0; i < x->operands; i++)
+ for (j = 0; j < x->operands; j++)
{
- fprintf (stdout, " #%d: ", i + 1);
- pt (x->types[i]);
+ fprintf (stdout, " #%d: ", j + 1);
+ pt (x->types[j]);
fprintf (stdout, "\n");
- if (x->types[i].bitfield.reg8
- || x->types[i].bitfield.reg16
- || x->types[i].bitfield.reg32
- || x->types[i].bitfield.reg64
- || x->types[i].bitfield.regmmx
- || x->types[i].bitfield.regxmm
- || x->types[i].bitfield.regymm
- || x->types[i].bitfield.sreg2
- || x->types[i].bitfield.sreg3
- || x->types[i].bitfield.control
- || x->types[i].bitfield.debug
- || x->types[i].bitfield.test)
- fprintf (stdout, "%s\n", x->op[i].regs->reg_name);
- if (operand_type_check (x->types[i], imm))
- pe (x->op[i].imms);
- if (operand_type_check (x->types[i], disp))
- pe (x->op[i].disps);
+ if (x->types[j].bitfield.reg8
+ || x->types[j].bitfield.reg16
+ || x->types[j].bitfield.reg32
+ || x->types[j].bitfield.reg64
+ || x->types[j].bitfield.regmmx
+ || x->types[j].bitfield.regxmm
+ || x->types[j].bitfield.regymm
+ || x->types[j].bitfield.sreg2
+ || x->types[j].bitfield.sreg3
+ || x->types[j].bitfield.control
+ || x->types[j].bitfield.debug
+ || x->types[j].bitfield.test)
+ fprintf (stdout, "%s\n", x->op[j].regs->reg_name);
+ if (operand_type_check (x->types[j], imm))
+ pe (x->op[j].imms);
+ if (operand_type_check (x->types[j], disp))
+ pe (x->op[j].disps);
}
}
static void
-pte (template *t)
+pte (insn_template *t)
{
- unsigned int i;
+ unsigned int j;
fprintf (stdout, " %d operands ", t->operands);
fprintf (stdout, "opcode %x ", t->base_opcode);
if (t->extension_opcode != None)
if (t->opcode_modifier.w)
fprintf (stdout, "W");
fprintf (stdout, "\n");
- for (i = 0; i < t->operands; i++)
+ for (j = 0; j < t->operands; j++)
{
- fprintf (stdout, " #%d type ", i + 1);
- pt (t->operand_types[i]);
+ fprintf (stdout, " #%d type ", j + 1);
+ pt (t->operand_types[j]);
fprintf (stdout, "\n");
}
}
{
if (other != NO_RELOC)
{
- reloc_howto_type *reloc;
+ reloc_howto_type *rel;
if (size == 8)
switch (other)
}
/* Sign-checking 4-byte relocations in 16-/32-bit code is pointless. */
- if (size == 4 && flag_code != CODE_64BIT)
+ if (size == 4 && (flag_code != CODE_64BIT || disallow_64bit_reloc))
sign = -1;
- reloc = bfd_reloc_type_lookup (stdoutput, other);
- if (!reloc)
+ rel = bfd_reloc_type_lookup (stdoutput, other);
+ if (!rel)
as_bad (_("unknown relocation (%u)"), other);
- else if (size != bfd_get_reloc_size (reloc))
+ else if (size != bfd_get_reloc_size (rel))
as_bad (_("%u-byte relocation cannot be applied to %u-byte field"),
- bfd_get_reloc_size (reloc),
+ bfd_get_reloc_size (rel),
size);
- else if (pcrel && !reloc->pc_relative)
+ else if (pcrel && !rel->pc_relative)
as_bad (_("non-pc-relative relocation for pc-relative field"));
- else if ((reloc->complain_on_overflow == complain_overflow_signed
+ else if ((rel->complain_on_overflow == complain_overflow_signed
&& !sign)
- || (reloc->complain_on_overflow == complain_overflow_unsigned
+ || (rel->complain_on_overflow == complain_overflow_unsigned
&& sign > 0))
as_bad (_("relocated field and relocation type differ in signedness"));
else
|| fixP->fx_r_type == BFD_RELOC_VTABLE_INHERIT
|| fixP->fx_r_type == BFD_RELOC_VTABLE_ENTRY)
return 0;
-
- if (fixP->fx_addsy != NULL
- && symbol_get_bfdsym (fixP->fx_addsy)->flags & BSF_GNU_INDIRECT_FUNCTION)
- return 0;
#endif
return 1;
}
/* Build the VEX prefix. */
static void
-build_vex_prefix (const template *t)
+build_vex_prefix (const insn_template *t)
{
unsigned int register_specifier;
unsigned int implied_prefix;
operand. */
if (!i.swap_operand
&& i.operands == i.reg_operands
- && i.tm.opcode_modifier.vex0f
+ && i.tm.opcode_modifier.vexopcode == VEX0F
&& i.tm.opcode_modifier.s
&& i.rex == REX_B)
{
i.tm = t[1];
}
- vector_length = i.tm.opcode_modifier.vex256 ? 1 : 0;
+ if (i.tm.opcode_modifier.vex == VEXScalar)
+ vector_length = avxscalar;
+ else
+ vector_length = i.tm.opcode_modifier.vex == VEX256 ? 1 : 0;
switch ((i.tm.base_opcode >> 8) & 0xff)
{
}
/* Use 2-byte VEX prefix if possible. */
- if (i.tm.opcode_modifier.vex0f
+ if (i.tm.opcode_modifier.vexopcode == VEX0F
+ && i.tm.opcode_modifier.vexw != VEXW1
&& (i.rex & (REX_W | REX_X | REX_B)) == 0)
{
/* 2-byte VEX prefix. */
/* 3-byte VEX prefix. */
unsigned int m, w;
- if (i.tm.opcode_modifier.vex0f)
- m = 0x1;
- else if (i.tm.opcode_modifier.vex0f38)
- m = 0x2;
- else if (i.tm.opcode_modifier.vex0f3a)
- m = 0x3;
- else
- abort ();
-
i.vex.length = 3;
- i.vex.bytes[0] = 0xc4;
+
+ switch (i.tm.opcode_modifier.vexopcode)
+ {
+ case VEX0F:
+ m = 0x1;
+ i.vex.bytes[0] = 0xc4;
+ break;
+ case VEX0F38:
+ m = 0x2;
+ i.vex.bytes[0] = 0xc4;
+ break;
+ case VEX0F3A:
+ m = 0x3;
+ i.vex.bytes[0] = 0xc4;
+ break;
+ case XOP08:
+ m = 0x8;
+ i.vex.bytes[0] = 0x8f;
+ break;
+ case XOP09:
+ m = 0x9;
+ i.vex.bytes[0] = 0x8f;
+ break;
+ case XOP0A:
+ m = 0xa;
+ i.vex.bytes[0] = 0x8f;
+ break;
+ default:
+ abort ();
+ }
/* The high 3 bits of the second VEX byte are 1's compliment
of RXB bits from REX. */
/* Check the REX.W bit. */
w = (i.rex & REX_W) ? 1 : 0;
- if (i.tm.opcode_modifier.vexw0 || i.tm.opcode_modifier.vexw1)
+ if (i.tm.opcode_modifier.vexw)
{
if (w)
abort ();
- if (i.tm.opcode_modifier.vexw1)
+ if (i.tm.opcode_modifier.vexw == VEXW1)
w = 1;
}
{
unsigned int j;
char mnemonic[MAX_MNEM_SIZE];
- const template *t;
+ const insn_template *t;
/* Initialize globals. */
memset (&i, '\0', sizeof (i));
/* Don't optimize displacement for movabs since it only takes 64bit
displacement. */
if (i.disp_operands
+ && !i.disp32_encoding
&& (flag_code != CODE_64BIT
|| strcmp (mnemonic, "movabs") != 0))
optimize_disp ();
if (!add_prefix (FWAIT_OPCODE))
return;
+ /* Check for lock without a lockable instruction. Destination operand
+ must be memory unless it is xchg (0x86). */
+ if (i.prefix[LOCK_PREFIX]
+ && (!i.tm.opcode_modifier.islockable
+ || i.mem_operands == 0
+ || (i.tm.base_opcode != 0x86
+ && !operand_type_check (i.types[i.operands - 1], anymem))))
+ {
+ as_bad (_("expecting lockable instruction after `lock'"));
+ return;
+ }
+
/* Check string instruction segment overrides. */
if (i.tm.opcode_modifier.isstring && i.mem_operands != 0)
{
if (!process_suffix ())
return;
+ /* Update operand types. */
+ for (j = 0; j < i.operands; j++)
+ i.types[j] = operand_type_and (i.types[j], i.tm.operand_types[j]);
+
/* Make still unresolved immediate matches conform to size of immediate
given in i.suffix. */
if (!finalize_imm ())
if (i.types[0].bitfield.imm1)
i.imm_operands = 0; /* kludge for shift insns. */
- for (j = 0; j < 3; j++)
- if (i.types[j].bitfield.inoutportreg
- || i.types[j].bitfield.shiftcount
- || i.types[j].bitfield.acc
- || i.types[j].bitfield.floatacc)
- i.reg_operands--;
+ /* We only need to check those implicit registers for instructions
+ with 3 operands or less. */
+ if (i.operands <= 3)
+ for (j = 0; j < i.operands; j++)
+ if (i.types[j].bitfield.inoutportreg
+ || i.types[j].bitfield.shiftcount
+ || i.types[j].bitfield.acc
+ || i.types[j].bitfield.floatacc)
+ i.reg_operands--;
/* ImmExt should be processed after SSE2AVX. */
if (!i.tm.opcode_modifier.sse2avx
if (i.tm.opcode_modifier.vex)
build_vex_prefix (t);
- /* Handle conversion of 'int $3' --> special int3 insn. */
- if (i.tm.base_opcode == INT_OPCODE && i.op[0].imms->X_add_number == 3)
+ /* Handle conversion of 'int $3' --> special int3 insn. XOP or FMA4
+ instructions may define INT_OPCODE as well, so avoid this corner
+ case for those instructions that use MODRM. */
+ if (i.tm.base_opcode == INT_OPCODE
+ && !i.tm.opcode_modifier.modrm
+ && i.op[0].imms->X_add_number == 3)
{
i.tm.base_opcode = INT3_OPCODE;
i.imm_operands = 0;
char *token_start = l;
char *mnem_p;
int supported;
- const template *t;
+ const insn_template *t;
char *dot_p = NULL;
/* Non-zero if we found a prefix only acceptable with string insns. */
}
/* Look up instruction (or prefix) via hash table. */
- current_templates = hash_find (op_hash, mnemonic);
+ current_templates = (const templates *) hash_find (op_hash, mnemonic);
if (*l != END_OF_INSN
&& (!is_space_char (*l) || l[1] != END_OF_INSN)
/* Add prefix, checking for repeated prefixes. */
switch (add_prefix (current_templates->start->base_opcode))
{
- case 0:
+ case PREFIX_EXIST:
return NULL;
- case 2:
+ case PREFIX_REP:
expecting_string_instruction = current_templates->start->name;
break;
+ default:
+ break;
}
/* Skip past PREFIX_SEPARATOR and reset token_start. */
token_start = ++l;
if (!current_templates)
{
- /* Check if we should swap operand in encoding. */
+ /* Check if we should swap operand or force 32bit displacement in
+ encoding. */
if (mnem_p - 2 == dot_p && dot_p[1] == 's')
i.swap_operand = 1;
+ else if (mnem_p - 4 == dot_p
+ && dot_p[1] == 'd'
+ && dot_p[2] == '3'
+ && dot_p[3] == '2')
+ i.disp32_encoding = 1;
else
goto check_suffix;
mnem_p = dot_p;
*dot_p = '\0';
- current_templates = hash_find (op_hash, mnemonic);
+ current_templates = (const templates *) hash_find (op_hash, mnemonic);
}
if (!current_templates)
case QWORD_MNEM_SUFFIX:
i.suffix = mnem_p[-1];
mnem_p[-1] = '\0';
- current_templates = hash_find (op_hash, mnemonic);
+ current_templates = (const templates *) hash_find (op_hash,
+ mnemonic);
break;
case SHORT_MNEM_SUFFIX:
case LONG_MNEM_SUFFIX:
{
i.suffix = mnem_p[-1];
mnem_p[-1] = '\0';
- current_templates = hash_find (op_hash, mnemonic);
+ current_templates = (const templates *) hash_find (op_hash,
+ mnemonic);
}
break;
else
i.suffix = LONG_MNEM_SUFFIX;
mnem_p[-1] = '\0';
- current_templates = hash_find (op_hash, mnemonic);
+ current_templates = (const templates *) hash_find (op_hash,
+ mnemonic);
}
break;
}
than those matching the insn suffix. */
{
i386_operand_type mask, allowed;
- const template *t;
+ const insn_template *t;
operand_type_set (&mask, 0);
operand_type_set (&allowed, 0);
{
if (i.op[op].disps->X_op == O_constant)
{
- offsetT disp = i.op[op].disps->X_add_number;
+ offsetT op_disp = i.op[op].disps->X_add_number;
if (i.types[op].bitfield.disp16
- && (disp & ~(offsetT) 0xffff) == 0)
+ && (op_disp & ~(offsetT) 0xffff) == 0)
{
/* If this operand is at most 16 bits, convert
to a signed 16 bit number and don't use 64bit
displacement. */
- disp = (((disp & 0xffff) ^ 0x8000) - 0x8000);
+ op_disp = (((op_disp & 0xffff) ^ 0x8000) - 0x8000);
i.types[op].bitfield.disp64 = 0;
}
if (i.types[op].bitfield.disp32
- && (disp & ~(((offsetT) 2 << 31) - 1)) == 0)
+ && (op_disp & ~(((offsetT) 2 << 31) - 1)) == 0)
{
/* If this operand is at most 32 bits, convert
to a signed 32 bit number and don't use 64bit
displacement. */
- disp &= (((offsetT) 2 << 31) - 1);
- disp = (disp ^ ((offsetT) 1 << 31)) - ((addressT) 1 << 31);
+ op_disp &= (((offsetT) 2 << 31) - 1);
+ op_disp = (op_disp ^ ((offsetT) 1 << 31)) - ((addressT) 1 << 31);
i.types[op].bitfield.disp64 = 0;
}
- if (!disp && i.types[op].bitfield.baseindex)
+ if (!op_disp && i.types[op].bitfield.baseindex)
{
i.types[op].bitfield.disp8 = 0;
i.types[op].bitfield.disp16 = 0;
}
else if (flag_code == CODE_64BIT)
{
- if (fits_in_signed_long (disp))
+ if (fits_in_signed_long (op_disp))
{
i.types[op].bitfield.disp64 = 0;
i.types[op].bitfield.disp32s = 1;
}
- if (fits_in_unsigned_long (disp))
+ if (i.prefix[ADDR_PREFIX]
+ && fits_in_unsigned_long (op_disp))
i.types[op].bitfield.disp32 = 1;
}
if ((i.types[op].bitfield.disp32
|| i.types[op].bitfield.disp32s
|| i.types[op].bitfield.disp16)
- && fits_in_signed_byte (disp))
+ && fits_in_signed_byte (op_disp))
i.types[op].bitfield.disp8 = 1;
}
else if (i.reloc[op] == BFD_RELOC_386_TLS_DESC_CALL
}
}
-static const template *
+/* Check if operands are valid for the instruction. */
+
+static int
+check_VecOperands (const insn_template *t)
+{
+ /* Without VSIB byte, we can't have a vector register for index. */
+ if (!t->opcode_modifier.vecsib
+ && i.index_reg
+ && (i.index_reg->reg_type.bitfield.regxmm
+ || i.index_reg->reg_type.bitfield.regymm))
+ {
+ i.error = unsupported_vector_index_register;
+ return 1;
+ }
+
+ /* For VSIB byte, we need a vector register for index and no PC
+ relative addressing is allowed. */
+ if (t->opcode_modifier.vecsib
+ && (!i.index_reg
+ || !((t->opcode_modifier.vecsib == VecSIB128
+ && i.index_reg->reg_type.bitfield.regxmm)
+ || (t->opcode_modifier.vecsib == VecSIB256
+ && i.index_reg->reg_type.bitfield.regymm))
+ || (i.base_reg && i.base_reg->reg_num == RegRip)))
+ {
+ i.error = invalid_vsib_address;
+ return 1;
+ }
+
+ return 0;
+}
+
+/* Check if operands are valid for the instruction. Update VEX
+ operand types. */
+
+static int
+VEX_check_operands (const insn_template *t)
+{
+ if (!t->opcode_modifier.vex)
+ return 0;
+
+ /* Only check VEX_Imm4, which must be the first operand. */
+ if (t->operand_types[0].bitfield.vec_imm4)
+ {
+ if (i.op[0].imms->X_op != O_constant
+ || !fits_in_imm4 (i.op[0].imms->X_add_number))
+ {
+ i.error = bad_imm4;
+ return 1;
+ }
+
+ /* Turn off Imm8 so that update_imm won't complain. */
+ i.types[0] = vec_imm4;
+ }
+
+ return 0;
+}
+
+static const insn_template *
match_template (void)
{
/* Points to template once we've found it. */
- const template *t;
+ const insn_template *t;
i386_operand_type overlap0, overlap1, overlap2, overlap3;
i386_operand_type overlap4;
unsigned int found_reverse_match;
else if (i.suffix == LONG_DOUBLE_MNEM_SUFFIX)
suffix_check.no_ldsuf = 1;
+ /* Must have right number of operands. */
+ i.error = number_of_operands_mismatch;
+
for (t = current_templates->start; t < current_templates->end; t++)
{
addr_prefix_disp = -1;
- /* Must have right number of operands. */
if (i.operands != t->operands)
continue;
/* Check processor support. */
+ i.error = unsupported;
found_cpu_match = (cpu_flags_match (t)
== CPU_FLAGS_PERFECT_MATCH);
if (!found_cpu_match)
continue;
/* Check old gcc support. */
+ i.error = old_gcc_only;
if (!old_gcc && t->opcode_modifier.oldgcc)
continue;
/* Check AT&T mnemonic. */
+ i.error = unsupported_with_intel_mnemonic;
if (intel_mnemonic && t->opcode_modifier.attmnemonic)
continue;
- /* Check AT&T syntax Intel syntax. */
+ /* Check AT&T/Intel syntax. */
+ i.error = unsupported_syntax;
if ((intel_syntax && t->opcode_modifier.attsyntax)
|| (!intel_syntax && t->opcode_modifier.intelsyntax))
continue;
/* Check the suffix, except for some instructions in intel mode. */
+ i.error = invalid_instruction_suffix;
if ((!intel_syntax || !t->opcode_modifier.ignoresize)
&& ((t->opcode_modifier.no_bsuf && suffix_check.no_bsuf)
|| (t->opcode_modifier.no_wsuf && suffix_check.no_wsuf)
}
}
- /* We check register size only if size of operands can be
- encoded the canonical way. */
- check_register = t->opcode_modifier.w;
+ /* We check register size if needed. */
+ check_register = t->opcode_modifier.checkregsize;
overlap0 = operand_type_and (i.types[0], operand_types[0]);
switch (t->operands)
{
continue;
}
+ /* Check if vector operands are valid. */
+ if (check_VecOperands (t))
+ continue;
+
+ /* Check if VEX operands are valid. */
+ if (VEX_check_operands (t))
+ continue;
+
/* We've found a match; break out of loop. */
break;
}
if (t == current_templates->end)
{
/* We found no match. */
- if (intel_syntax)
- as_bad (_("ambiguous operand size or operands invalid for `%s'"),
- current_templates->start->name);
- else
- as_bad (_("suffix or operands invalid for `%s'"),
- current_templates->start->name);
+ const char *err_msg;
+ switch (i.error)
+ {
+ default:
+ abort ();
+ case operand_size_mismatch:
+ err_msg = _("operand size mismatch");
+ break;
+ case operand_type_mismatch:
+ err_msg = _("operand type mismatch");
+ break;
+ case register_type_mismatch:
+ err_msg = _("register type mismatch");
+ break;
+ case number_of_operands_mismatch:
+ err_msg = _("number of operands mismatch");
+ break;
+ case invalid_instruction_suffix:
+ err_msg = _("invalid instruction suffix");
+ break;
+ case bad_imm4:
+ err_msg = _("Imm4 isn't the first operand");
+ break;
+ case old_gcc_only:
+ err_msg = _("only supported with old gcc");
+ break;
+ case unsupported_with_intel_mnemonic:
+ err_msg = _("unsupported with Intel mnemonic");
+ break;
+ case unsupported_syntax:
+ err_msg = _("unsupported syntax");
+ break;
+ case unsupported:
+ err_msg = _("unsupported");
+ break;
+ case invalid_vsib_address:
+ err_msg = _("invalid VSIB address");
+ break;
+ case unsupported_vector_index_register:
+ err_msg = _("unsupported vector index register");
+ break;
+ }
+ as_bad (_("%s for `%s'"), err_msg,
+ current_templates->start->name);
return NULL;
}
}
else if (i.suffix == BYTE_MNEM_SUFFIX)
{
- if (!check_byte_reg ())
+ if (intel_syntax
+ && i.tm.opcode_modifier.ignoresize
+ && i.tm.opcode_modifier.no_bsuf)
+ i.suffix = 0;
+ else if (!check_byte_reg ())
return 0;
}
else if (i.suffix == LONG_MNEM_SUFFIX)
{
- if (!check_long_reg ())
+ if (intel_syntax
+ && i.tm.opcode_modifier.ignoresize
+ && i.tm.opcode_modifier.no_lsuf)
+ i.suffix = 0;
+ else if (!check_long_reg ())
return 0;
}
else if (i.suffix == QWORD_MNEM_SUFFIX)
}
else if (i.suffix == WORD_MNEM_SUFFIX)
{
- if (!check_word_reg ())
+ if (intel_syntax
+ && i.tm.opcode_modifier.ignoresize
+ && i.tm.opcode_modifier.no_wsuf)
+ i.suffix = 0;
+ else if (!check_word_reg ())
return 0;
}
else if (i.suffix == XMMWORD_MNEM_SUFFIX
if (i.types[op].bitfield.reg8)
continue;
- /* Don't generate this warning if not needed. */
- if (intel_syntax && i.tm.opcode_modifier.byteokintel)
- continue;
-
/* crc32 doesn't generate this warning. */
if (i.tm.base_opcode == 0xf20f38f0)
continue;
if (flag_code == CODE_64BIT
&& !i.tm.operand_types[op].bitfield.inoutportreg)
{
- as_bad (_("Incorrect register `%s%s' used with `%c' suffix"),
+ as_bad (_("incorrect register `%s%s' used with `%c' suffix"),
register_prefix, i.op[op].regs->reg_name,
i.suffix);
return 0;
lowering is more complicated. */
if (flag_code == CODE_64BIT)
{
- as_bad (_("Incorrect register `%s%s' used with `%c' suffix"),
+ as_bad (_("incorrect register `%s%s' used with `%c' suffix"),
register_prefix, i.op[op].regs->reg_name,
i.suffix);
return 0;
}
else
{
- as_bad (_("Incorrect register `%s%s' used with `%c' suffix"),
+ as_bad (_("incorrect register `%s%s' used with `%c' suffix"),
register_prefix, i.op[op].regs->reg_name,
i.suffix);
return 0;
}
else
{
- as_bad (_("Incorrect register `%s%s' used with `%c' suffix"),
+ as_bad (_("incorrect register `%s%s' used with `%c' suffix"),
register_prefix, i.op[op].regs->reg_name,
i.suffix);
return 0;
lowering is more complicated. */
if (flag_code == CODE_64BIT)
{
- as_bad (_("Incorrect register `%s%s' used with `%c' suffix"),
+ as_bad (_("incorrect register `%s%s' used with `%c' suffix"),
register_prefix, i.op[op].regs->reg_name,
i.suffix);
return 0;
static int
update_imm (unsigned int j)
{
- i386_operand_type overlap;
-
- overlap = operand_type_and (i.types[j], i.tm.operand_types[j]);
+ i386_operand_type overlap = i.types[j];
if ((overlap.bitfield.imm8
|| overlap.bitfield.imm8s
|| overlap.bitfield.imm16
static int
finalize_imm (void)
{
- unsigned int j;
+ unsigned int j, n;
- for (j = 0; j < 2; j++)
- if (update_imm (j) == 0)
- return 0;
+ /* Update the first 2 immediate operands. */
+ n = i.operands > 2 ? 2 : i.operands;
+ if (n)
+ {
+ for (j = 0; j < n; j++)
+ if (update_imm (j) == 0)
+ return 0;
- i.types[2] = operand_type_and (i.types[2], i.tm.operand_types[2]);
- gas_assert (operand_type_check (i.types[2], imm) == 0);
+ /* The 3rd operand can't be immediate operand. */
+ gas_assert (operand_type_check (i.types[2], imm) == 0);
+ }
return 1;
}
static int
bad_implicit_operand (int xmm)
{
- const char *reg = xmm ? "xmm0" : "ymm0";
+ const char *ireg = xmm ? "xmm0" : "ymm0";
+
if (intel_syntax)
as_bad (_("the last operand of `%s' must be `%s%s'"),
- i.tm.name, register_prefix, reg);
+ i.tm.name, register_prefix, ireg);
else
as_bad (_("the first operand of `%s' must be `%s%s'"),
- i.tm.name, register_prefix, reg);
+ i.tm.name, register_prefix, ireg);
return 0;
}
unnecessary segment overrides. */
const seg_entry *default_seg = 0;
- if (i.tm.opcode_modifier.sse2avx
- && (i.tm.opcode_modifier.vexnds
- || i.tm.opcode_modifier.vexndd))
+ if (i.tm.opcode_modifier.sse2avx && i.tm.opcode_modifier.vexvvvv)
{
- unsigned int dup = i.operands;
- unsigned int dest = dup - 1;
+ unsigned int dupl = i.operands;
+ unsigned int dest = dupl - 1;
unsigned int j;
/* The destination must be an xmm register. */
gas_assert (i.reg_operands
- && MAX_OPERANDS > dup
+ && MAX_OPERANDS > dupl
&& operand_type_equal (&i.types[dest], ®xmm));
if (i.tm.opcode_modifier.firstxmm0)
if (i.op[0].regs->reg_num != 0)
return bad_implicit_operand (1);
- if (i.tm.opcode_modifier.vex3sources)
+ if (i.tm.opcode_modifier.vexsources == VEX3SOURCES)
{
/* Keep xmm0 for instructions with VEX prefix and 3
sources. */
}
else if (i.tm.opcode_modifier.implicit1stxmm0)
{
- gas_assert ((MAX_OPERANDS - 1) > dup
- && i.tm.opcode_modifier.vex3sources);
+ gas_assert ((MAX_OPERANDS - 1) > dupl
+ && (i.tm.opcode_modifier.vexsources
+ == VEX3SOURCES));
/* Add the implicit xmm0 for instructions with VEX prefix
and 3 sources. */
i.reg_operands += 2;
i.tm.operands += 2;
- dup++;
+ dupl++;
dest++;
- i.op[dup] = i.op[dest];
- i.types[dup] = i.types[dest];
- i.tm.operand_types[dup] = i.tm.operand_types[dest];
+ i.op[dupl] = i.op[dest];
+ i.types[dupl] = i.types[dest];
+ i.tm.operand_types[dupl] = i.tm.operand_types[dest];
}
else
{
i.reg_operands++;
i.tm.operands++;
- i.op[dup] = i.op[dest];
- i.types[dup] = i.types[dest];
- i.tm.operand_types[dup] = i.tm.operand_types[dest];
+ i.op[dupl] = i.op[dest];
+ i.types[dupl] = i.types[dest];
+ i.tm.operand_types[dupl] = i.tm.operand_types[dest];
}
if (i.tm.opcode_modifier.immext)
/* The first operand of instructions with VEX prefix and 3 sources
must be VEX_Imm4. */
- vex_3_sources = i.tm.opcode_modifier.vex3sources;
+ vex_3_sources = i.tm.opcode_modifier.vexsources == VEX3SOURCES;
if (vex_3_sources)
{
- unsigned int nds, reg;
+ unsigned int nds, reg_slot;
+ expressionS *exp;
- dest = i.operands - 1;
+ if (i.tm.opcode_modifier.veximmext
+ && i.tm.opcode_modifier.immext)
+ {
+ dest = i.operands - 2;
+ gas_assert (dest == 3);
+ }
+ else
+ dest = i.operands - 1;
nds = dest - 1;
- source = 1;
- reg = 0;
-
- /* This instruction must have 4 operands: 4 register operands
- or 3 register operands plus 1 memory operand. It must have
- VexNDS and VexImmExt. */
- gas_assert (i.operands == 4
- && (i.reg_operands == 4
- || (i.reg_operands == 3 && i.mem_operands == 1))
- && i.tm.opcode_modifier.vexnds
- && i.tm.opcode_modifier.veximmext
- && (operand_type_equal (&i.tm.operand_types[dest],
- ®xmm)
- || operand_type_equal (&i.tm.operand_types[dest],
- ®ymm))
- && (operand_type_equal (&i.tm.operand_types[nds],
+
+ /* There are 2 kinds of instructions:
+ 1. 5 operands: 4 register operands or 3 register operands
+ plus 1 memory operand plus one Vec_Imm4 operand, VexXDS, and
+ VexW0 or VexW1. The destination must be either XMM or YMM
+ register.
+ 2. 4 operands: 4 register operands or 3 register operands
+ plus 1 memory operand, VexXDS, and VexImmExt */
+ gas_assert ((i.reg_operands == 4
+ || (i.reg_operands == 3 && i.mem_operands == 1))
+ && i.tm.opcode_modifier.vexvvvv == VEXXDS
+ && (i.tm.opcode_modifier.veximmext
+ || (i.imm_operands == 1
+ && i.types[0].bitfield.vec_imm4
+ && (i.tm.opcode_modifier.vexw == VEXW0
+ || i.tm.opcode_modifier.vexw == VEXW1)
+ && (operand_type_equal (&i.tm.operand_types[dest], ®xmm)
+ || operand_type_equal (&i.tm.operand_types[dest], ®ymm)))));
+
+ if (i.imm_operands == 0)
+ {
+ /* When there is no immediate operand, generate an 8bit
+ immediate operand to encode the first operand. */
+ exp = &im_expressions[i.imm_operands++];
+ i.op[i.operands].imms = exp;
+ i.types[i.operands] = imm8;
+ i.operands++;
+ /* If VexW1 is set, the first operand is the source and
+ the second operand is encoded in the immediate operand. */
+ if (i.tm.opcode_modifier.vexw == VEXW1)
+ {
+ source = 0;
+ reg_slot = 1;
+ }
+ else
+ {
+ source = 1;
+ reg_slot = 0;
+ }
+
+ /* FMA swaps REG and NDS. */
+ if (i.tm.cpu_flags.bitfield.cpufma)
+ {
+ unsigned int tmp;
+ tmp = reg_slot;
+ reg_slot = nds;
+ nds = tmp;
+ }
+
+ gas_assert (operand_type_equal (&i.tm.operand_types[reg_slot],
®xmm)
- || operand_type_equal (&i.tm.operand_types[nds],
- ®ymm))
- && (operand_type_equal (&i.tm.operand_types[reg],
+ || operand_type_equal (&i.tm.operand_types[reg_slot],
+ ®ymm));
+ exp->X_op = O_constant;
+ exp->X_add_number
+ = ((i.op[reg_slot].regs->reg_num
+ + ((i.op[reg_slot].regs->reg_flags & RegRex) ? 8 : 0))
+ << 4);
+ }
+ else
+ {
+ unsigned int imm_slot;
+
+ if (i.tm.opcode_modifier.vexw == VEXW0)
+ {
+ /* If VexW0 is set, the third operand is the source and
+ the second operand is encoded in the immediate
+ operand. */
+ source = 2;
+ reg_slot = 1;
+ }
+ else
+ {
+ /* VexW1 is set, the second operand is the source and
+ the third operand is encoded in the immediate
+ operand. */
+ source = 1;
+ reg_slot = 2;
+ }
+
+ if (i.tm.opcode_modifier.immext)
+ {
+ /* When ImmExt is set, the immdiate byte is the last
+ operand. */
+ imm_slot = i.operands - 1;
+ source--;
+ reg_slot--;
+ }
+ else
+ {
+ imm_slot = 0;
+
+ /* Turn on Imm8 so that output_imm will generate it. */
+ i.types[imm_slot].bitfield.imm8 = 1;
+ }
+
+ gas_assert (operand_type_equal (&i.tm.operand_types[reg_slot],
®xmm)
- || operand_type_equal (&i.tm.operand_types[reg],
- ®ymm)));
-
- /* Generate an 8bit immediate operand to encode the register
- operand. */
- expressionS *exp = &im_expressions[i.imm_operands++];
- i.op[i.operands].imms = exp;
- i.types[i.operands] = imm8;
- i.operands++;
- exp->X_op = O_constant;
- exp->X_add_number
- = ((i.op[0].regs->reg_num
- + ((i.op[0].regs->reg_flags & RegRex) ? 8 : 0)) << 4);
-
+ || operand_type_equal (&i.tm.operand_types[reg_slot],
+ ®ymm));
+ i.op[imm_slot].imms->X_add_number
+ |= ((i.op[reg_slot].regs->reg_num
+ + ((i.op[reg_slot].regs->reg_flags & RegRex) ? 8 : 0))
+ << 4);
+ }
+
+ gas_assert (operand_type_equal (&i.tm.operand_types[nds], ®xmm)
+ || operand_type_equal (&i.tm.operand_types[nds],
+ ®ymm));
i.vex.register_specifier = i.op[nds].regs;
}
else
a instruction with VEX prefix and 3 sources. */
if (i.mem_operands == 0
&& ((i.reg_operands == 2
- && !i.tm.opcode_modifier.vexndd)
+ && i.tm.opcode_modifier.vexvvvv <= VEXXDS)
|| (i.reg_operands == 3
- && i.tm.opcode_modifier.vexnds)
+ && i.tm.opcode_modifier.vexvvvv == VEXXDS)
|| (i.reg_operands == 4 && vex_3_sources)))
{
switch (i.operands)
is an instruction with VexNDS. */
gas_assert (i.imm_operands == 1
|| (i.imm_operands == 0
- && (i.tm.opcode_modifier.vexnds
+ && (i.tm.opcode_modifier.vexvvvv == VEXXDS
|| i.types[0].bitfield.shiftcount)));
if (operand_type_check (i.types[0], imm)
|| i.types[0].bitfield.shiftcount)
gas_assert ((i.imm_operands == 2
&& i.types[0].bitfield.imm8
&& i.types[1].bitfield.imm8)
- || (i.tm.opcode_modifier.vexnds
+ || (i.tm.opcode_modifier.vexvvvv == VEXXDS
&& i.imm_operands == 1
&& (i.types[0].bitfield.imm8
|| i.types[i.operands - 1].bitfield.imm8)));
- if (i.tm.opcode_modifier.vexnds)
+ if (i.imm_operands == 2)
+ source = 2;
+ else
{
if (i.types[0].bitfield.imm8)
source = 1;
else
source = 0;
}
- else
- source = 2;
break;
case 5:
break;
{
dest = source + 1;
- if (i.tm.opcode_modifier.vexnds)
+ if (i.tm.opcode_modifier.vexvvvv == VEXXDS)
{
/* For instructions with VexNDS, the register-only
- source operand must be XMM or YMM register. It is
- encoded in VEX prefix. We need to clear RegMem bit
- before calling operand_type_equal. */
- i386_operand_type op = i.tm.operand_types[dest];
+ source operand must be 32/64bit integer, XMM or
+ YMM register. It is encoded in VEX prefix. We
+ need to clear RegMem bit before calling
+ operand_type_equal. */
+
+ i386_operand_type op;
+ unsigned int vvvv;
+
+ /* Check register-only source operand when two source
+ operands are swapped. */
+ if (!i.tm.operand_types[source].bitfield.baseindex
+ && i.tm.operand_types[dest].bitfield.baseindex)
+ {
+ vvvv = source;
+ source = dest;
+ }
+ else
+ vvvv = dest;
+
+ op = i.tm.operand_types[vvvv];
op.bitfield.regmem = 0;
if ((dest + 1) >= i.operands
- || (!operand_type_equal (&op, ®xmm)
+ || (op.bitfield.reg32 != 1
+ && !op.bitfield.reg64 != 1
+ && !operand_type_equal (&op, ®xmm)
&& !operand_type_equal (&op, ®ymm)))
abort ();
- i.vex.register_specifier = i.op[dest].regs;
+ i.vex.register_specifier = i.op[vvvv].regs;
dest++;
}
}
for (op = 0; op < i.operands; op++)
if (operand_type_check (i.types[op], anymem))
break;
-
gas_assert (op < i.operands);
+ if (i.tm.opcode_modifier.vecsib)
+ {
+ if (i.index_reg->reg_num == RegEiz
+ || i.index_reg->reg_num == RegRiz)
+ abort ();
+
+ i.rm.regmem = ESCAPE_TO_TWO_BYTE_ADDRESSING;
+ if (!i.base_reg)
+ {
+ i.sib.base = NO_BASE_REGISTER;
+ i.sib.scale = i.log2_scale_factor;
+ i.types[op].bitfield.disp8 = 0;
+ i.types[op].bitfield.disp16 = 0;
+ i.types[op].bitfield.disp64 = 0;
+ if (flag_code != CODE_64BIT)
+ {
+ /* Must be 32 bit */
+ i.types[op].bitfield.disp32 = 1;
+ i.types[op].bitfield.disp32s = 0;
+ }
+ else
+ {
+ i.types[op].bitfield.disp32 = 0;
+ i.types[op].bitfield.disp32s = 1;
+ }
+ }
+ i.sib.index = i.index_reg->reg_num;
+ if ((i.index_reg->reg_flags & RegRex) != 0)
+ i.rex |= REX_X;
+ }
+
default_seg = &ds;
if (i.base_reg == 0)
{
i.rm.mode = 0;
if (!i.disp_operands)
- fake_zero_displacement = 1;
+ {
+ fake_zero_displacement = 1;
+ /* Instructions with VSIB byte need 32bit displacement
+ if there is no base register. */
+ if (i.tm.opcode_modifier.vecsib)
+ i.types[op].bitfield.disp32 = 1;
+ }
if (i.index_reg == 0)
{
+ gas_assert (!i.tm.opcode_modifier.vecsib);
/* Operand is just <disp> */
if (flag_code == CODE_64BIT)
{
i.types[op] = disp32;
}
}
- else /* !i.base_reg && i.index_reg */
+ else if (!i.tm.opcode_modifier.vecsib)
{
+ /* !i.base_reg && i.index_reg */
if (i.index_reg->reg_num == RegEiz
|| i.index_reg->reg_num == RegRiz)
i.sib.index = NO_INDEX_REGISTER;
else if (i.base_reg->reg_num == RegRip ||
i.base_reg->reg_num == RegEip)
{
+ gas_assert (!i.tm.opcode_modifier.vecsib);
i.rm.regmem = NO_BASE_REGISTER;
i.types[op].bitfield.disp8 = 0;
i.types[op].bitfield.disp16 = 0;
}
else if (i.base_reg->reg_type.bitfield.reg16)
{
+ gas_assert (!i.tm.opcode_modifier.vecsib);
switch (i.base_reg->reg_num)
{
case 3: /* (%bx) */
i.types[op].bitfield.disp32 = 1;
}
- i.rm.regmem = i.base_reg->reg_num;
+ if (!i.tm.opcode_modifier.vecsib)
+ i.rm.regmem = i.base_reg->reg_num;
if ((i.base_reg->reg_flags & RegRex) != 0)
i.rex |= REX_B;
i.sib.base = i.base_reg->reg_num;
i.sib.scale = i.log2_scale_factor;
if (i.index_reg == 0)
{
+ gas_assert (!i.tm.opcode_modifier.vecsib);
/* <disp>(%esp) becomes two byte modrm with no index
register. We've already stored the code for esp
in i.rm.regmem ie. ESCAPE_TO_TWO_BYTE_ADDRESSING.
extra modrm byte. */
i.sib.index = NO_INDEX_REGISTER;
}
- else
+ else if (!i.tm.opcode_modifier.vecsib)
{
if (i.index_reg->reg_num == RegEiz
|| i.index_reg->reg_num == RegRiz)
else
mem = ~0;
+ if (i.tm.opcode_modifier.vexsources == XOP2SOURCES)
+ {
+ if (operand_type_check (i.types[0], imm))
+ i.vex.register_specifier = NULL;
+ else
+ {
+ /* VEX.vvvv encodes one of the sources when the first
+ operand is not an immediate. */
+ if (i.tm.opcode_modifier.vexw == VEXW0)
+ i.vex.register_specifier = i.op[0].regs;
+ else
+ i.vex.register_specifier = i.op[1].regs;
+ }
+
+ /* Destination is a XMM register encoded in the ModRM.reg
+ and VEX.R bit. */
+ i.rm.reg = i.op[2].regs->reg_num;
+ if ((i.op[2].regs->reg_flags & RegRex) != 0)
+ i.rex |= REX_R;
+
+ /* ModRM.rm and VEX.B encodes the other source. */
+ if (!i.mem_operands)
+ {
+ i.rm.mode = 3;
+
+ if (i.tm.opcode_modifier.vexw == VEXW0)
+ i.rm.regmem = i.op[1].regs->reg_num;
+ else
+ i.rm.regmem = i.op[0].regs->reg_num;
+
+ if ((i.op[1].regs->reg_flags & RegRex) != 0)
+ i.rex |= REX_B;
+ }
+ }
+ else if (i.tm.opcode_modifier.vexvvvv == VEXLWP)
+ {
+ i.vex.register_specifier = i.op[2].regs;
+ if (!i.mem_operands)
+ {
+ i.rm.mode = 3;
+ i.rm.regmem = i.op[1].regs->reg_num;
+ if ((i.op[1].regs->reg_flags & RegRex) != 0)
+ i.rex |= REX_B;
+ }
+ }
/* Fill in i.rm.reg or i.rm.regmem field with register operand
(if any) based on i.tm.extension_opcode. Again, we must be
careful to make sure that segment/control/debug/test/MMX
registers are coded into the i.rm.reg field. */
- if (i.reg_operands)
+ else if (i.reg_operands)
{
unsigned int op;
unsigned int vex_reg = ~0;
if (vex_3_sources)
op = dest;
- else if (i.tm.opcode_modifier.vexnds)
+ else if (i.tm.opcode_modifier.vexvvvv == VEXXDS)
{
/* For instructions with VexNDS, the register-only
source operand is encoded in VEX prefix. */
}
else
{
- vex_reg = op + 1;
- gas_assert (vex_reg < i.operands);
+ /* Check register-only source operand when two source
+ operands are swapped. */
+ if (!i.tm.operand_types[op].bitfield.baseindex
+ && i.tm.operand_types[op + 1].bitfield.baseindex)
+ {
+ vex_reg = op;
+ op += 2;
+ gas_assert (mem == (vex_reg + 1)
+ && op < i.operands);
+ }
+ else
+ {
+ vex_reg = op + 1;
+ gas_assert (vex_reg < i.operands);
+ }
}
}
- else if (i.tm.opcode_modifier.vexndd)
+ else if (i.tm.opcode_modifier.vexvvvv == VEXNDD)
{
- /* For instructions with VexNDD, there should be
- no memory operand and the register destination
+ /* For instructions with VexNDD, the register destination
is encoded in VEX prefix. */
- gas_assert (i.mem_operands == 0
- && (op + 2) == i.operands);
- vex_reg = op + 1;
+ if (i.mem_operands == 0)
+ {
+ /* There is no memory operand. */
+ gas_assert ((op + 2) == i.operands);
+ vex_reg = op + 1;
+ }
+ else
+ {
+ /* There are only 2 operands. */
+ gas_assert (op < 2 && i.operands == 2);
+ vex_reg = 1;
+ }
}
else
gas_assert (op < i.operands);
if (vex_reg != (unsigned int) ~0)
{
- gas_assert (i.reg_operands == 2);
+ i386_operand_type *type = &i.tm.operand_types[vex_reg];
- if (!operand_type_equal (&i.tm.operand_types[vex_reg],
- & regxmm)
- && !operand_type_equal (&i.tm.operand_types[vex_reg],
- ®ymm))
+ if (type->bitfield.reg32 != 1
+ && type->bitfield.reg64 != 1
+ && !operand_type_equal (type, ®xmm)
+ && !operand_type_equal (type, ®ymm))
abort ();
+
i.vex.register_specifier = i.op[vex_reg].regs;
}
- /* If there is an extension opcode to put here, the
- register number must be put into the regmem field. */
- if (i.tm.extension_opcode != None)
- {
- i.rm.regmem = i.op[op].regs->reg_num;
- if ((i.op[op].regs->reg_flags & RegRex) != 0)
- i.rex |= REX_B;
- }
- else
+ /* Don't set OP operand twice. */
+ if (vex_reg != op)
{
- i.rm.reg = i.op[op].regs->reg_num;
- if ((i.op[op].regs->reg_flags & RegRex) != 0)
- i.rex |= REX_R;
+ /* If there is an extension opcode to put here, the
+ register number must be put into the regmem field. */
+ if (i.tm.extension_opcode != None)
+ {
+ i.rm.regmem = i.op[op].regs->reg_num;
+ if ((i.op[op].regs->reg_flags & RegRex) != 0)
+ i.rex |= REX_B;
+ }
+ else
+ {
+ i.rm.reg = i.op[op].regs->reg_num;
+ if ((i.op[op].regs->reg_flags & RegRex) != 0)
+ i.rex |= REX_R;
+ }
}
/* Now, if no memory operand has set i.rm.mode = 0, 1, 2 we
output_branch (void)
{
char *p;
+ int size;
int code16;
int prefix;
relax_substateT subtype;
symbolS *sym;
offsetT off;
- code16 = 0;
- if (flag_code == CODE_16BIT)
- code16 = CODE16;
+ code16 = flag_code == CODE_16BIT ? CODE16 : 0;
+ size = i.disp32_encoding ? BIG : SMALL;
prefix = 0;
if (i.prefix[DATA_PREFIX] != 0)
*p = i.tm.base_opcode;
if ((unsigned char) *p == JUMP_PC_RELATIVE)
- subtype = ENCODE_RELAX_STATE (UNCOND_JUMP, SMALL);
+ subtype = ENCODE_RELAX_STATE (UNCOND_JUMP, size);
else if (cpu_arch_flags.bitfield.cpui386)
- subtype = ENCODE_RELAX_STATE (COND_JUMP, SMALL);
+ subtype = ENCODE_RELAX_STATE (COND_JUMP, size);
else
- subtype = ENCODE_RELAX_STATE (COND_JUMP86, SMALL);
+ subtype = ENCODE_RELAX_STATE (COND_JUMP86, size);
subtype |= code16;
sym = i.op[0].disps->X_add_symbol;
{
check_prefix:
if (prefix != REPE_PREFIX_OPCODE
- || (i.prefix[LOCKREP_PREFIX]
+ || (i.prefix[REP_PREFIX]
!= REPE_PREFIX_OPCODE))
add_prefix (prefix);
}
is non-null set it to the length of the string we removed from the
input line. Otherwise return NULL. */
static char *
-lex_got (enum bfd_reloc_code_real *reloc,
+lex_got (enum bfd_reloc_code_real *rel,
int *adjust,
i386_operand_type *types)
{
and adjust the reloc according to the real size in reloc(). */
static const struct {
const char *str;
+ int len;
const enum bfd_reloc_code_real rel[2];
const i386_operand_type types64;
} gotrel[] = {
- { "PLTOFF", { 0,
- BFD_RELOC_X86_64_PLTOFF64 },
+ { STRING_COMMA_LEN ("PLTOFF"), { _dummy_first_bfd_reloc_code_real,
+ BFD_RELOC_X86_64_PLTOFF64 },
OPERAND_TYPE_IMM64 },
- { "PLT", { BFD_RELOC_386_PLT32,
- BFD_RELOC_X86_64_PLT32 },
+ { STRING_COMMA_LEN ("PLT"), { BFD_RELOC_386_PLT32,
+ BFD_RELOC_X86_64_PLT32 },
OPERAND_TYPE_IMM32_32S_DISP32 },
- { "GOTPLT", { 0,
- BFD_RELOC_X86_64_GOTPLT64 },
+ { STRING_COMMA_LEN ("GOTPLT"), { _dummy_first_bfd_reloc_code_real,
+ BFD_RELOC_X86_64_GOTPLT64 },
OPERAND_TYPE_IMM64_DISP64 },
- { "GOTOFF", { BFD_RELOC_386_GOTOFF,
- BFD_RELOC_X86_64_GOTOFF64 },
+ { STRING_COMMA_LEN ("GOTOFF"), { BFD_RELOC_386_GOTOFF,
+ BFD_RELOC_X86_64_GOTOFF64 },
OPERAND_TYPE_IMM64_DISP64 },
- { "GOTPCREL", { 0,
- BFD_RELOC_X86_64_GOTPCREL },
+ { STRING_COMMA_LEN ("GOTPCREL"), { _dummy_first_bfd_reloc_code_real,
+ BFD_RELOC_X86_64_GOTPCREL },
OPERAND_TYPE_IMM32_32S_DISP32 },
- { "TLSGD", { BFD_RELOC_386_TLS_GD,
- BFD_RELOC_X86_64_TLSGD },
+ { STRING_COMMA_LEN ("TLSGD"), { BFD_RELOC_386_TLS_GD,
+ BFD_RELOC_X86_64_TLSGD },
OPERAND_TYPE_IMM32_32S_DISP32 },
- { "TLSLDM", { BFD_RELOC_386_TLS_LDM,
- 0 },
+ { STRING_COMMA_LEN ("TLSLDM"), { BFD_RELOC_386_TLS_LDM,
+ _dummy_first_bfd_reloc_code_real },
OPERAND_TYPE_NONE },
- { "TLSLD", { 0,
- BFD_RELOC_X86_64_TLSLD },
+ { STRING_COMMA_LEN ("TLSLD"), { _dummy_first_bfd_reloc_code_real,
+ BFD_RELOC_X86_64_TLSLD },
OPERAND_TYPE_IMM32_32S_DISP32 },
- { "GOTTPOFF", { BFD_RELOC_386_TLS_IE_32,
- BFD_RELOC_X86_64_GOTTPOFF },
+ { STRING_COMMA_LEN ("GOTTPOFF"), { BFD_RELOC_386_TLS_IE_32,
+ BFD_RELOC_X86_64_GOTTPOFF },
OPERAND_TYPE_IMM32_32S_DISP32 },
- { "TPOFF", { BFD_RELOC_386_TLS_LE_32,
- BFD_RELOC_X86_64_TPOFF32 },
+ { STRING_COMMA_LEN ("TPOFF"), { BFD_RELOC_386_TLS_LE_32,
+ BFD_RELOC_X86_64_TPOFF32 },
OPERAND_TYPE_IMM32_32S_64_DISP32_64 },
- { "NTPOFF", { BFD_RELOC_386_TLS_LE,
- 0 },
+ { STRING_COMMA_LEN ("NTPOFF"), { BFD_RELOC_386_TLS_LE,
+ _dummy_first_bfd_reloc_code_real },
OPERAND_TYPE_NONE },
- { "DTPOFF", { BFD_RELOC_386_TLS_LDO_32,
- BFD_RELOC_X86_64_DTPOFF32 },
-
+ { STRING_COMMA_LEN ("DTPOFF"), { BFD_RELOC_386_TLS_LDO_32,
+ BFD_RELOC_X86_64_DTPOFF32 },
OPERAND_TYPE_IMM32_32S_64_DISP32_64 },
- { "GOTNTPOFF",{ BFD_RELOC_386_TLS_GOTIE,
- 0 },
+ { STRING_COMMA_LEN ("GOTNTPOFF"),{ BFD_RELOC_386_TLS_GOTIE,
+ _dummy_first_bfd_reloc_code_real },
OPERAND_TYPE_NONE },
- { "INDNTPOFF",{ BFD_RELOC_386_TLS_IE,
- 0 },
+ { STRING_COMMA_LEN ("INDNTPOFF"),{ BFD_RELOC_386_TLS_IE,
+ _dummy_first_bfd_reloc_code_real },
OPERAND_TYPE_NONE },
- { "GOT", { BFD_RELOC_386_GOT32,
- BFD_RELOC_X86_64_GOT32 },
+ { STRING_COMMA_LEN ("GOT"), { BFD_RELOC_386_GOT32,
+ BFD_RELOC_X86_64_GOT32 },
OPERAND_TYPE_IMM32_32S_64_DISP32 },
- { "TLSDESC", { BFD_RELOC_386_TLS_GOTDESC,
- BFD_RELOC_X86_64_GOTPC32_TLSDESC },
+ { STRING_COMMA_LEN ("TLSDESC"), { BFD_RELOC_386_TLS_GOTDESC,
+ BFD_RELOC_X86_64_GOTPC32_TLSDESC },
OPERAND_TYPE_IMM32_32S_DISP32 },
- { "TLSCALL", { BFD_RELOC_386_TLS_DESC_CALL,
- BFD_RELOC_X86_64_TLSDESC_CALL },
+ { STRING_COMMA_LEN ("TLSCALL"), { BFD_RELOC_386_TLS_DESC_CALL,
+ BFD_RELOC_X86_64_TLSDESC_CALL },
OPERAND_TYPE_IMM32_32S_DISP32 },
};
char *cp;
for (j = 0; j < ARRAY_SIZE (gotrel); j++)
{
- int len;
-
- len = strlen (gotrel[j].str);
+ int len = gotrel[j].len;
if (strncasecmp (cp + 1, gotrel[j].str, len) == 0)
{
if (gotrel[j].rel[object_64bit] != 0)
int first, second;
char *tmpbuf, *past_reloc;
- *reloc = gotrel[j].rel[object_64bit];
+ *rel = gotrel[j].rel[object_64bit];
if (adjust)
*adjust = len;
/* Allocate and copy string. The trailing NUL shouldn't
be necessary, but be safe. */
- tmpbuf = xmalloc (first + second + 2);
+ tmpbuf = (char *) xmalloc (first + second + 2);
memcpy (tmpbuf, input_line_pointer, first);
if (second != 0 && *past_reloc != ' ')
/* Replace the relocation token with ' ', so that
/* Might be a symbol version string. Don't as_bad here. */
return NULL;
}
+#endif
void
x86_cons (expressionS *exp, int size)
{
intel_syntax = -intel_syntax;
+ exp->X_md = 0;
if (size == 4 || (object_64bit && size == 8))
{
/* Handle @GOTOFF and the like in an expression. */
char *save;
char *gotfree_input_line;
- int adjust;
+ int adjust = 0;
save = input_line_pointer;
gotfree_input_line = lex_got (&got_reloc, &adjust, NULL);
if (intel_syntax)
i386_intel_simplify (exp);
}
-#endif
-static void signed_cons (int size)
+static void
+signed_cons (int size)
{
if (flag_code == CODE_64BIT)
cons_sign = 1;
#ifdef TE_PE
static void
-pe_directive_secrel (dummy)
- int dummy ATTRIBUTE_UNUSED;
+pe_directive_secrel (int dummy ATTRIBUTE_UNUSED)
{
expressionS exp;
{
if (exp->X_op == O_absent || exp->X_op == O_illegal || exp->X_op == O_big)
{
- as_bad (_("missing or invalid immediate expression `%s'"),
- imm_start);
+ if (imm_start)
+ as_bad (_("missing or invalid immediate expression `%s'"),
+ imm_start);
return 0;
}
else if (exp->X_op == O_constant)
{
/* Size it properly later. */
i.types[this_operand].bitfield.imm64 = 1;
- /* If BFD64, sign extend val. */
- if (!use_rela_relocations
+ /* If not 64bit, sign extend val. */
+ if (flag_code != CODE_64BIT
&& (exp->X_add_number & ~(((addressT) 2 << 31) - 1)) == 0)
exp->X_add_number
= (exp->X_add_number ^ ((addressT) 1 << 31)) - ((addressT) 1 << 31);
#endif
else if (!intel_syntax && exp->X_op == O_register)
{
- as_bad (_("illegal immediate register operand %s"), imm_start);
+ if (imm_start)
+ as_bad (_("illegal immediate register operand %s"), imm_start);
return 0;
}
else
goto inv_disp;
if (S_IS_LOCAL (exp->X_add_symbol)
- && S_GET_SEGMENT (exp->X_add_symbol) != undefined_section)
+ && S_GET_SEGMENT (exp->X_add_symbol) != undefined_section
+ && S_GET_SEGMENT (exp->X_add_symbol) != expr_section)
section_symbol (S_GET_SEGMENT (exp->X_add_symbol));
exp->X_op = O_subtract;
exp->X_op_symbol = GOT_symbol;
ret = 0;
}
+ else if (flag_code == CODE_64BIT
+ && !i.prefix[ADDR_PREFIX]
+ && exp->X_op == O_constant)
+ {
+ /* Since displacement is signed extended to 64bit, don't allow
+ disp32 and turn off disp32s if they are out of range. */
+ i.types[this_operand].bitfield.disp32 = 0;
+ if (!fits_in_signed_long (exp->X_add_number))
+ {
+ i.types[this_operand].bitfield.disp32s = 0;
+ if (i.types[this_operand].bitfield.baseindex)
+ {
+ as_bad (_("0x%lx out range of signed 32bit displacement"),
+ (long) exp->X_add_number);
+ ret = 0;
+ }
+ }
+ }
+
#if (defined (OBJ_AOUT) || defined (OBJ_MAYBE_AOUT))
else if (exp->X_op != O_constant
&& OUTPUT_FLAVOR == bfd_target_aout_flavour
|| i.base_reg->reg_num !=
(i.prefix[ADDR_PREFIX] == 0 ? RegRip : RegEip)))
|| (i.index_reg
+ && !(i.index_reg->reg_type.bitfield.regxmm
+ || i.index_reg->reg_type.bitfield.regymm)
&& (!i.index_reg->reg_type.bitfield.baseindex
|| (i.prefix[ADDR_PREFIX] == 0
&& i.index_reg->reg_num != RegRiz
if ((i.base_reg
&& !i.base_reg->reg_type.bitfield.reg32)
|| (i.index_reg
+ && !i.index_reg->reg_type.bitfield.regxmm
+ && !i.index_reg->reg_type.bitfield.regymm
&& ((!i.index_reg->reg_type.bitfield.reg32
&& i.index_reg->reg_num != RegEiz)
|| !i.index_reg->reg_type.bitfield.baseindex)))
returned value. */
int
-md_estimate_size_before_relax (fragP, segment)
- fragS *fragP;
- segT segment;
+md_estimate_size_before_relax (fragS *fragP, segT segment)
{
/* We've already got fragP->fr_subtype right; all we have to do is
check for un-relaxable symbols. On an ELF system, we can't relax
#if defined (OBJ_ELF) || defined (OBJ_MAYBE_ELF)
|| (IS_ELF
&& (S_IS_EXTERNAL (fragP->fr_symbol)
- || S_IS_WEAK (fragP->fr_symbol)))
+ || S_IS_WEAK (fragP->fr_symbol)
+ || ((symbol_get_bfdsym (fragP->fr_symbol)->flags
+ & BSF_GNU_INDIRECT_FUNCTION))))
#endif
#if defined (OBJ_COFF) && defined (TE_PE)
|| (OUTPUT_FLAVOR == bfd_target_coff_flavour
int old_fr_fix;
if (fragP->fr_var != NO_RELOC)
- reloc_type = fragP->fr_var;
+ reloc_type = (enum bfd_reloc_code_real) fragP->fr_var;
else if (size == 2)
reloc_type = BFD_RELOC_16_PCREL;
else
Caller will turn frag into a ".space 0". */
void
-md_convert_frag (abfd, sec, fragP)
- bfd *abfd ATTRIBUTE_UNUSED;
- segT sec ATTRIBUTE_UNUSED;
- fragS *fragP;
+md_convert_frag (bfd *abfd ATTRIBUTE_UNUSED, segT sec ATTRIBUTE_UNUSED,
+ fragS *fragP)
{
unsigned char *opcode;
unsigned char *where_to_put_displacement = NULL;
fragP->fr_fix += extension;
}
\f
-/* Apply a fixup (fixS) to segment data, once it has been determined
+/* Apply a fixup (fixP) to segment data, once it has been determined
by our caller that we have all the info we need to fix it up.
+ Parameter valP is the pointer to the value of the bits.
+
On the 386, immediates, displacements, and data pointers are all in
the same (little-endian) format, so we don't need to care about which
we are handling. */
void
-md_apply_fix (fixP, valP, seg)
- /* The fix we're to put in. */
- fixS *fixP;
- /* Pointer to the value of the bits. */
- valueT *valP;
- /* Segment fix is from. */
- segT seg ATTRIBUTE_UNUSED;
+md_apply_fix (fixS *fixP, valueT *valP, segT seg ATTRIBUTE_UNUSED)
{
char *p = fixP->fx_where + fixP->fx_frag->fr_literal;
valueT value = *valP;
if ((sym_seg == seg
|| (symbol_section_p (fixP->fx_addsy)
&& sym_seg != absolute_section))
- && !TC_FORCE_RELOCATION (fixP))
+ && !generic_force_reloc (fixP))
{
/* Yes, we add the values in twice. This is because
bfd_install_relocation subtracts them out again. I think
if (*s == ')')
{
*end_op = s + 1;
- r = hash_find (reg_hash, "st(0)");
+ r = (const reg_entry *) hash_find (reg_hash, "st(0)");
know (r);
return r + fpr;
}
&& !cpu_arch_flags.bitfield.cpui386)
return (const reg_entry *) NULL;
+ if (r->reg_type.bitfield.floatreg
+ && !cpu_arch_flags.bitfield.cpu8087
+ && !cpu_arch_flags.bitfield.cpu287
+ && !cpu_arch_flags.bitfield.cpu387)
+ return (const reg_entry *) NULL;
+
if (r->reg_type.bitfield.regmmx && !cpu_arch_flags.bitfield.cpummx)
return (const reg_entry *) NULL;
#define OPTION_MOLD_GCC (OPTION_MD_BASE + 9)
#define OPTION_MSSE2AVX (OPTION_MD_BASE + 10)
#define OPTION_MSSE_CHECK (OPTION_MD_BASE + 11)
+#define OPTION_MAVXSCALAR (OPTION_MD_BASE + 12)
+#define OPTION_X32 (OPTION_MD_BASE + 13)
struct option md_longopts[] =
{
#if (defined (OBJ_ELF) || defined (OBJ_MAYBE_ELF) \
|| defined (TE_PE) || defined (TE_PEP))
{"64", no_argument, NULL, OPTION_64},
+#endif
+#if defined (OBJ_ELF) || defined (OBJ_MAYBE_ELF)
+ {"x32", no_argument, NULL, OPTION_X32},
#endif
{"divide", no_argument, NULL, OPTION_DIVIDE},
{"march", required_argument, NULL, OPTION_MARCH},
{"mold-gcc", no_argument, NULL, OPTION_MOLD_GCC},
{"msse2avx", no_argument, NULL, OPTION_MSSE2AVX},
{"msse-check", required_argument, NULL, OPTION_MSSE_CHECK},
+ {"mavxscalar", required_argument, NULL, OPTION_MAVXSCALAR},
{NULL, no_argument, NULL, 0}
};
size_t md_longopts_size = sizeof (md_longopts);
int
md_parse_option (int c, char *arg)
{
- unsigned int i;
+ unsigned int j;
char *arch, *next;
switch (c)
break;
}
if (*l == NULL)
- as_fatal (_("No compiled in support for x86_64"));
+ as_fatal (_("no compiled in support for x86_64"));
free (list);
}
break;
#endif
+#if defined (OBJ_ELF) || defined (OBJ_MAYBE_ELF)
+ case OPTION_X32:
+ if (IS_ELF)
+ {
+ const char **list, **l;
+
+ list = bfd_target_list ();
+ for (l = list; *l != NULL; l++)
+ if (CONST_STRNEQ (*l, "elf32-x86-64"))
+ {
+ default_arch = "x86_64:32";
+ break;
+ }
+ if (*l == NULL)
+ as_fatal (_("no compiled in support for 32bit x86_64"));
+ free (list);
+ }
+ else
+ as_fatal (_("32bit x86_64 is only supported for ELF"));
+ break;
+#endif
+
case OPTION_32:
default_arch = "i386";
break;
do
{
if (*arch == '.')
- as_fatal (_("Invalid -march= option: `%s'"), arg);
+ as_fatal (_("invalid -march= option: `%s'"), arg);
next = strchr (arch, '+');
if (next)
*next++ = '\0';
- for (i = 0; i < ARRAY_SIZE (cpu_arch); i++)
+ for (j = 0; j < ARRAY_SIZE (cpu_arch); j++)
{
- if (strcmp (arch, cpu_arch [i].name) == 0)
+ if (strcmp (arch, cpu_arch [j].name) == 0)
{
/* Processor. */
- cpu_arch_name = cpu_arch[i].name;
+ if (! cpu_arch[j].flags.bitfield.cpui386)
+ continue;
+
+ cpu_arch_name = cpu_arch[j].name;
cpu_sub_arch_name = NULL;
- cpu_arch_flags = cpu_arch[i].flags;
- cpu_arch_isa = cpu_arch[i].type;
- cpu_arch_isa_flags = cpu_arch[i].flags;
+ cpu_arch_flags = cpu_arch[j].flags;
+ cpu_arch_isa = cpu_arch[j].type;
+ cpu_arch_isa_flags = cpu_arch[j].flags;
if (!cpu_arch_tune_set)
{
cpu_arch_tune = cpu_arch_isa;
}
break;
}
- else if (*cpu_arch [i].name == '.'
- && strcmp (arch, cpu_arch [i].name + 1) == 0)
+ else if (*cpu_arch [j].name == '.'
+ && strcmp (arch, cpu_arch [j].name + 1) == 0)
{
/* ISA entension. */
i386_cpu_flags flags;
- flags = cpu_flags_or (cpu_arch_flags,
- cpu_arch[i].flags);
+
+ if (!cpu_arch[j].negated)
+ flags = cpu_flags_or (cpu_arch_flags,
+ cpu_arch[j].flags);
+ else
+ flags = cpu_flags_and_not (cpu_arch_flags,
+ cpu_arch[j].flags);
if (!cpu_flags_equal (&flags, &cpu_arch_flags))
{
if (cpu_sub_arch_name)
{
char *name = cpu_sub_arch_name;
cpu_sub_arch_name = concat (name,
- cpu_arch[i].name,
+ cpu_arch[j].name,
(const char *) NULL);
free (name);
}
else
- cpu_sub_arch_name = xstrdup (cpu_arch[i].name);
+ cpu_sub_arch_name = xstrdup (cpu_arch[j].name);
cpu_arch_flags = flags;
+ cpu_arch_isa_flags = flags;
}
break;
}
}
- if (i >= ARRAY_SIZE (cpu_arch))
- as_fatal (_("Invalid -march= option: `%s'"), arg);
+ if (j >= ARRAY_SIZE (cpu_arch))
+ as_fatal (_("invalid -march= option: `%s'"), arg);
arch = next;
}
case OPTION_MTUNE:
if (*arg == '.')
- as_fatal (_("Invalid -mtune= option: `%s'"), arg);
- for (i = 0; i < ARRAY_SIZE (cpu_arch); i++)
+ as_fatal (_("invalid -mtune= option: `%s'"), arg);
+ for (j = 0; j < ARRAY_SIZE (cpu_arch); j++)
{
- if (strcmp (arg, cpu_arch [i].name) == 0)
+ if (strcmp (arg, cpu_arch [j].name) == 0)
{
cpu_arch_tune_set = 1;
- cpu_arch_tune = cpu_arch [i].type;
- cpu_arch_tune_flags = cpu_arch[i].flags;
+ cpu_arch_tune = cpu_arch [j].type;
+ cpu_arch_tune_flags = cpu_arch[j].flags;
break;
}
}
- if (i >= ARRAY_SIZE (cpu_arch))
- as_fatal (_("Invalid -mtune= option: `%s'"), arg);
+ if (j >= ARRAY_SIZE (cpu_arch))
+ as_fatal (_("invalid -mtune= option: `%s'"), arg);
break;
case OPTION_MMNEMONIC:
else if (strcasecmp (arg, "intel") == 0)
intel_mnemonic = 1;
else
- as_fatal (_("Invalid -mmnemonic= option: `%s'"), arg);
+ as_fatal (_("invalid -mmnemonic= option: `%s'"), arg);
break;
case OPTION_MSYNTAX:
else if (strcasecmp (arg, "intel") == 0)
intel_syntax = 1;
else
- as_fatal (_("Invalid -msyntax= option: `%s'"), arg);
+ as_fatal (_("invalid -msyntax= option: `%s'"), arg);
break;
case OPTION_MINDEX_REG:
else if (strcasecmp (arg, "none") == 0)
sse_check = sse_check_none;
else
- as_fatal (_("Invalid -msse-check= option: `%s'"), arg);
+ as_fatal (_("invalid -msse-check= option: `%s'"), arg);
+ break;
+
+ case OPTION_MAVXSCALAR:
+ if (strcasecmp (arg, "128") == 0)
+ avxscalar = vex128;
+ else if (strcasecmp (arg, "256") == 0)
+ avxscalar = vex256;
+ else
+ as_fatal (_("invalid -mavxscalar= option: `%s'"), arg);
break;
default:
return 1;
}
+#define MESSAGE_TEMPLATE \
+" "
+
+static void
+show_arch (FILE *stream, int ext, int check)
+{
+ static char message[] = MESSAGE_TEMPLATE;
+ char *start = message + 27;
+ char *p;
+ int size = sizeof (MESSAGE_TEMPLATE);
+ int left;
+ const char *name;
+ int len;
+ unsigned int j;
+
+ p = start;
+ left = size - (start - message);
+ for (j = 0; j < ARRAY_SIZE (cpu_arch); j++)
+ {
+ /* Should it be skipped? */
+ if (cpu_arch [j].skip)
+ continue;
+
+ name = cpu_arch [j].name;
+ len = cpu_arch [j].len;
+ if (*name == '.')
+ {
+ /* It is an extension. Skip if we aren't asked to show it. */
+ if (ext)
+ {
+ name++;
+ len--;
+ }
+ else
+ continue;
+ }
+ else if (ext)
+ {
+ /* It is an processor. Skip if we show only extension. */
+ continue;
+ }
+ else if (check && ! cpu_arch[j].flags.bitfield.cpui386)
+ {
+ /* It is an impossible processor - skip. */
+ continue;
+ }
+
+ /* Reserve 2 spaces for ", " or ",\0" */
+ left -= len + 2;
+
+ /* Check if there is any room. */
+ if (left >= 0)
+ {
+ if (p != start)
+ {
+ *p++ = ',';
+ *p++ = ' ';
+ }
+ p = mempcpy (p, name, len);
+ }
+ else
+ {
+ /* Output the current message now and start a new one. */
+ *p++ = ',';
+ *p = '\0';
+ fprintf (stream, "%s\n", message);
+ p = start;
+ left = size - (start - message) - len - 2;
+
+ gas_assert (left >= 0);
+
+ p = mempcpy (p, name, len);
+ }
+ }
+
+ *p = '\0';
+ fprintf (stream, "%s\n", message);
+}
+
void
-md_show_usage (stream)
- FILE *stream;
+md_show_usage (FILE *stream)
{
#if defined (OBJ_ELF) || defined (OBJ_MAYBE_ELF)
fprintf (stream, _("\
#if (defined (OBJ_ELF) || defined (OBJ_MAYBE_ELF) \
|| defined (TE_PE) || defined (TE_PEP))
fprintf (stream, _("\
- --32/--64 generate 32bit/64bit code\n"));
+ --32/--64/--x32 generate 32bit/64bit/x32 code\n"));
#endif
#ifdef SVR4_COMMENT_CHARS
fprintf (stream, _("\
#endif
fprintf (stream, _("\
-march=CPU[,+EXTENSION...]\n\
- generate code for CPU and EXTENSION, CPU is one of:\n\
- i8086, i186, i286, i386, i486, pentium, pentiumpro,\n\
- pentiumii, pentiumiii, pentium4, prescott, nocona,\n\
- core, core2, corei7, k6, k6_2, athlon, k8, amdfam10,\n\
- generic32, generic64\n\
- EXTENSION is combination of:\n\
- mmx, sse, sse2, sse3, ssse3, sse4.1, sse4.2, sse4,\n\
- avx, vmx, smx, xsave, movbe, ept, aes, pclmul, fma,\n\
- clflush, syscall, rdtscp, 3dnow, 3dnowa, sse4a,\n\
- svme, abm, padlock\n"));
+ generate code for CPU and EXTENSION, CPU is one of:\n"));
+ show_arch (stream, 0, 1);
+ fprintf (stream, _("\
+ EXTENSION is combination of:\n"));
+ show_arch (stream, 1, 0);
fprintf (stream, _("\
- -mtune=CPU optimize for CPU, CPU is one of:\n\
- i8086, i186, i286, i386, i486, pentium, pentiumpro,\n\
- pentiumii, pentiumiii, pentium4, prescott, nocona,\n\
- core, core2, corei7, k6, k6_2, athlon, k8, amdfam10,\n\
- generic32, generic64\n"));
+ -mtune=CPU optimize for CPU, CPU is one of:\n"));
+ show_arch (stream, 0, 0);
fprintf (stream, _("\
-msse2avx encode SSE instructions with VEX prefix\n"));
fprintf (stream, _("\
-msse-check=[none|error|warning]\n\
check SSE instructions\n"));
fprintf (stream, _("\
+ -mavxscalar=[128|256] encode scalar AVX instructions with specific vector\n\
+ length\n"));
+ fprintf (stream, _("\
-mmnemonic=[att|intel] use AT&T/Intel mnemonic\n"));
fprintf (stream, _("\
-msyntax=[att|intel] use AT&T/Intel syntax\n"));
#if ((defined (OBJ_MAYBE_COFF) && defined (OBJ_MAYBE_AOUT)) \
|| defined (OBJ_ELF) || defined (OBJ_MAYBE_ELF) \
- || defined (TE_PE) || defined (TE_PEP))
+ || defined (TE_PE) || defined (TE_PEP) || defined (OBJ_MACH_O))
/* Pick the target format to use. */
const char *
i386_target_format (void)
{
- if (!strcmp (default_arch, "x86_64"))
+ if (!strncmp (default_arch, "x86_64", 6))
{
- set_code_flag (CODE_64BIT);
- if (cpu_flags_all_zero (&cpu_arch_isa_flags))
- {
- cpu_arch_isa_flags.bitfield.cpui186 = 1;
- cpu_arch_isa_flags.bitfield.cpui286 = 1;
- cpu_arch_isa_flags.bitfield.cpui386 = 1;
- cpu_arch_isa_flags.bitfield.cpui486 = 1;
- cpu_arch_isa_flags.bitfield.cpui586 = 1;
- cpu_arch_isa_flags.bitfield.cpui686 = 1;
- cpu_arch_isa_flags.bitfield.cpuclflush = 1;
- cpu_arch_isa_flags.bitfield.cpummx= 1;
- cpu_arch_isa_flags.bitfield.cpusse = 1;
- cpu_arch_isa_flags.bitfield.cpusse2 = 1;
- }
- if (cpu_flags_all_zero (&cpu_arch_tune_flags))
- {
- cpu_arch_tune_flags.bitfield.cpui186 = 1;
- cpu_arch_tune_flags.bitfield.cpui286 = 1;
- cpu_arch_tune_flags.bitfield.cpui386 = 1;
- cpu_arch_tune_flags.bitfield.cpui486 = 1;
- cpu_arch_tune_flags.bitfield.cpui586 = 1;
- cpu_arch_tune_flags.bitfield.cpui686 = 1;
- cpu_arch_tune_flags.bitfield.cpuclflush = 1;
- cpu_arch_tune_flags.bitfield.cpummx= 1;
- cpu_arch_tune_flags.bitfield.cpusse = 1;
- cpu_arch_tune_flags.bitfield.cpusse2 = 1;
- }
+ update_code_flag (CODE_64BIT, 1);
+ if (default_arch[6] == '\0')
+ x86_elf_abi = X86_64_ABI;
+ else
+ x86_elf_abi = X86_64_X32_ABI;
}
else if (!strcmp (default_arch, "i386"))
- {
- set_code_flag (CODE_32BIT);
- if (cpu_flags_all_zero (&cpu_arch_isa_flags))
- {
- cpu_arch_isa_flags.bitfield.cpui186 = 1;
- cpu_arch_isa_flags.bitfield.cpui286 = 1;
- cpu_arch_isa_flags.bitfield.cpui386 = 1;
- }
- if (cpu_flags_all_zero (&cpu_arch_tune_flags))
- {
- cpu_arch_tune_flags.bitfield.cpui186 = 1;
- cpu_arch_tune_flags.bitfield.cpui286 = 1;
- cpu_arch_tune_flags.bitfield.cpui386 = 1;
- }
- }
+ update_code_flag (CODE_32BIT, 1);
else
- as_fatal (_("Unknown architecture"));
+ as_fatal (_("unknown architecture"));
+
+ if (cpu_flags_all_zero (&cpu_arch_isa_flags))
+ cpu_arch_isa_flags = cpu_arch[flag_code == CODE_64BIT].flags;
+ if (cpu_flags_all_zero (&cpu_arch_tune_flags))
+ cpu_arch_tune_flags = cpu_arch[flag_code == CODE_64BIT].flags;
+
switch (OUTPUT_FLAVOR)
{
-#if defined (TE_PE) || defined (TE_PEP)
- case bfd_target_coff_flavour:
- return flag_code == CODE_64BIT ? "pe-x86-64" : "pe-i386";
-#endif
-#ifdef OBJ_MAYBE_AOUT
+#if defined (OBJ_MAYBE_AOUT) || defined (OBJ_AOUT)
case bfd_target_aout_flavour:
return AOUT_TARGET_FORMAT;
#endif
-#ifdef OBJ_MAYBE_COFF
+#if defined (OBJ_MAYBE_COFF) || defined (OBJ_COFF)
+# if defined (TE_PE) || defined (TE_PEP)
+ case bfd_target_coff_flavour:
+ return flag_code == CODE_64BIT ? "pe-x86-64" : "pe-i386";
+# elif defined (TE_GO32)
+ case bfd_target_coff_flavour:
+ return "coff-go32";
+# else
case bfd_target_coff_flavour:
return "coff-i386";
+# endif
#endif
#if defined (OBJ_MAYBE_ELF) || defined (OBJ_ELF)
case bfd_target_elf_flavour:
{
- if (flag_code == CODE_64BIT)
+ const char *format;
+
+ switch (x86_elf_abi)
{
+ default:
+ format = ELF_TARGET_FORMAT;
+ break;
+ case X86_64_ABI:
+ use_rela_relocations = 1;
object_64bit = 1;
+ format = ELF_TARGET_FORMAT64;
+ break;
+ case X86_64_X32_ABI:
use_rela_relocations = 1;
+ object_64bit = 1;
+ disallow_64bit_reloc = 1;
+ format = ELF_TARGET_FORMAT32;
+ break;
+ }
+ if (cpu_arch_isa == PROCESSOR_L1OM)
+ {
+ if (x86_elf_abi != X86_64_ABI)
+ as_fatal (_("Intel L1OM is 64bit only"));
+ return ELF_TARGET_L1OM_FORMAT;
}
- return flag_code == CODE_64BIT ? ELF_TARGET_FORMAT64 : ELF_TARGET_FORMAT;
+ if (cpu_arch_isa == PROCESSOR_K1OM)
+ {
+ if (x86_elf_abi != X86_64_ABI)
+ as_fatal (_("Intel K1OM is 64bit only"));
+ return ELF_TARGET_K1OM_FORMAT;
+ }
+ else
+ return format;
}
+#endif
+#if defined (OBJ_MACH_O)
+ case bfd_target_mach_o_flavour:
+ return flag_code == CODE_64BIT ? "mach-o-x86-64" : "mach-o-i386";
#endif
default:
abort ();
#endif
\f
symbolS *
-md_undefined_symbol (name)
- char *name;
+md_undefined_symbol (char *name)
{
if (name[0] == GLOBAL_OFFSET_TABLE_NAME[0]
&& name[1] == GLOBAL_OFFSET_TABLE_NAME[1]
/* Round up a section size to the appropriate boundary. */
valueT
-md_section_align (segment, size)
- segT segment ATTRIBUTE_UNUSED;
- valueT size;
+md_section_align (segT segment ATTRIBUTE_UNUSED, valueT size)
{
#if (defined (OBJ_AOUT) || defined (OBJ_MAYBE_AOUT))
if (OUTPUT_FLAVOR == bfd_target_aout_flavour)
}
arelent *
-tc_gen_reloc (section, fixp)
- asection *section ATTRIBUTE_UNUSED;
- fixS *fixp;
+tc_gen_reloc (asection *section ATTRIBUTE_UNUSED, fixS *fixp)
{
arelent *rel;
bfd_reloc_code_real_type code;
/* Use the rela in 64bit mode. */
else
{
+ if (disallow_64bit_reloc)
+ switch (code)
+ {
+ case BFD_RELOC_64:
+ case BFD_RELOC_X86_64_DTPOFF64:
+ case BFD_RELOC_X86_64_TPOFF64:
+ case BFD_RELOC_64_PCREL:
+ case BFD_RELOC_X86_64_GOTOFF64:
+ case BFD_RELOC_X86_64_GOT64:
+ case BFD_RELOC_X86_64_GOTPCREL64:
+ case BFD_RELOC_X86_64_GOTPC64:
+ case BFD_RELOC_X86_64_GOTPLT64:
+ case BFD_RELOC_X86_64_PLTOFF64:
+ as_bad_where (fixp->fx_file, fixp->fx_line,
+ _("cannot represent relocation type %s in x32 mode"),
+ bfd_get_reloc_code_name (code));
+ break;
+ default:
+ break;
+ }
+
if (!fixp->fx_pcrel)
rel->addend = fixp->fx_offset;
else
void
tc_pe_dwarf2_emit_offset (symbolS *symbol, unsigned int size)
{
- expressionS expr;
+ expressionS exp;
- expr.X_op = O_secrel;
- expr.X_add_symbol = symbol;
- expr.X_add_number = 0;
- emit_expr (&expr, size);
+ exp.X_op = O_secrel;
+ exp.X_add_symbol = symbol;
+ exp.X_add_number = 0;
+ emit_expr (&exp, size);
}
#endif
if (letter == 'l')
return SHF_X86_64_LARGE;
- *ptr_msg = _("Bad .section directive: want a,l,w,x,M,S,G,T in string");
+ *ptr_msg = _("bad .section directive: want a,l,w,x,M,S,G,T in string");
}
else
- *ptr_msg = _("Bad .section directive: want a,w,x,M,S,G,T in string");
+ *ptr_msg = _("bad .section directive: want a,w,x,M,S,G,T in string");
return -1;
}
bss_section = saved_bss_section;
}
}
+
+static void
+handle_quad (int nbytes)
+{
+ expressionS exp;
+
+ if (x86_elf_abi != X86_64_X32_ABI)
+ {
+ cons (nbytes);
+ return;
+ }
+
+ if (is_it_end_of_statement ())
+ {
+ demand_empty_rest_of_line ();
+ return;
+ }
+
+ do
+ {
+ if (*input_line_pointer == '"')
+ {
+ as_bad (_("unexpected `\"' in expression"));
+ ignore_rest_of_line ();
+ return;
+ }
+ x86_cons (&exp, nbytes);
+ /* Output 4 bytes if not constant. */
+ if (exp.X_op != O_constant)
+ nbytes = 4;
+ emit_expr (&exp, (unsigned int) nbytes);
+ /* Zero-extends to 8 bytes if not constant. */
+ if (nbytes == 4)
+ {
+ memset (&exp, '\0', sizeof (exp));
+ exp.X_op = O_constant;
+ emit_expr (&exp, nbytes);
+ }
+ nbytes = 8;
+ }
+ while (*input_line_pointer++ == ',');
+
+ input_line_pointer--; /* Put terminator back into stream. */
+
+ demand_empty_rest_of_line ();
+}
#endif /* OBJ_ELF || OBJ_MAYBE_ELF */
projects / deliverable / binutils-gdb.git / blobdiff