/* tc-ppc.c -- Assemble for the PowerPC or POWER (RS/6000)
- Copyright (C) 1994-2019 Free Software Foundation, Inc.
+ Copyright (C) 1994-2021 Free Software Foundation, Inc.
Written by Ian Lance Taylor, Cygnus Support.
This file is part of GAS, the GNU Assembler.
#include "dwarf2dbg.h"
#endif
-#ifdef TE_PE
-#include "coff/pe.h"
-#endif
-
#ifdef OBJ_XCOFF
#include "coff/xcoff.h"
#include "libxcoff.h"
/* Whether to use user friendly register names. */
#ifndef TARGET_REG_NAMES_P
-#ifdef TE_PE
-#define TARGET_REG_NAMES_P TRUE
-#else
#define TARGET_REG_NAMES_P FALSE
#endif
-#endif
/* Macros for calculating LO, HI, HA, HIGHER, HIGHERA, HIGHEST,
HIGHESTA. */
static void ppc_elf_abiversion (int);
static void ppc_elf_gnu_attribute (int);
#endif
-
-#ifdef TE_PE
-static void ppc_previous (int);
-static void ppc_pdata (int);
-static void ppc_ydata (int);
-static void ppc_reldata (int);
-static void ppc_rdata (int);
-static void ppc_ualong (int);
-static void ppc_znop (int);
-static void ppc_pe_comm (int);
-static void ppc_pe_section (int);
-static void ppc_pe_function (int);
-static void ppc_pe_tocd (int);
-#endif
\f
/* Generic assembler global variables which must be defined by all
targets. */
{ "gnu_attribute", ppc_elf_gnu_attribute, 0},
#endif
-#ifdef TE_PE
- /* Pseudo-ops specific to the Windows NT PowerPC PE (coff) format. */
- { "previous", ppc_previous, 0 },
- { "pdata", ppc_pdata, 0 },
- { "ydata", ppc_ydata, 0 },
- { "reldata", ppc_reldata, 0 },
- { "rdata", ppc_rdata, 0 },
- { "ualong", ppc_ualong, 0 },
- { "znop", ppc_znop, 0 },
- { "comm", ppc_pe_comm, 0 },
- { "lcomm", ppc_pe_comm, 1 },
- { "section", ppc_pe_section, 0 },
- { "function", ppc_pe_function,0 },
- { "tocd", ppc_pe_tocd, 0 },
-#endif
-
#if defined (OBJ_XCOFF) || defined (OBJ_ELF)
{ "tc", ppc_tc, 0 },
{ "machine", ppc_machine, 0 },
static const struct pd_reg pre_defined_registers[] =
{
+ /* VSX accumulators. */
+ { "a0", 0, PPC_OPERAND_ACC },
+ { "a1", 1, PPC_OPERAND_ACC },
+ { "a2", 2, PPC_OPERAND_ACC },
+ { "a3", 3, PPC_OPERAND_ACC },
+ { "a4", 4, PPC_OPERAND_ACC },
+ { "a5", 5, PPC_OPERAND_ACC },
+ { "a6", 6, PPC_OPERAND_ACC },
+ { "a7", 7, PPC_OPERAND_ACC },
+
/* Condition Registers */
{ "cr.0", 0, PPC_OPERAND_CR_REG },
{ "cr.1", 1, PPC_OPERAND_CR_REG },
static unsigned int ppc_obj64 = BFD_DEFAULT_TARGET_SIZE == 64;
/* Opcode hash table. */
-static struct hash_control *ppc_hash;
+static htab_t ppc_hash;
/* Macro hash table. */
-static struct hash_control *ppc_macro_hash;
+static htab_t ppc_macro_hash;
#ifdef OBJ_ELF
/* What type of shared library support to use. */
} dw_sections[XCOFF_DWSECT_NBR_NAMES];
#endif /* OBJ_XCOFF */
-#ifdef TE_PE
-
-/* Various sections that we need for PE coff support. */
-static segT ydata_section;
-static segT pdata_section;
-static segT reldata_section;
-static segT rdata_section;
-static segT tocdata_section;
-
-/* The current section and the previous section. See ppc_previous. */
-static segT ppc_previous_section;
-static segT ppc_current_section;
-
-#endif /* TE_PE */
-
#ifdef OBJ_ELF
symbolS *GOT_symbol; /* Pre-defined "_GLOBAL_OFFSET_TABLE" */
unsigned long *ppc_apuinfo_list;
return 1;
}
+static int
+is_ppc64_target (const bfd_target *targ, void *data ATTRIBUTE_UNUSED)
+{
+ switch (targ->flavour)
+ {
+#ifdef OBJ_ELF
+ case bfd_target_elf_flavour:
+ return strncmp (targ->name, "elf64-powerpc", 13) == 0;
+#endif
+#ifdef OBJ_XCOFF
+ case bfd_target_xcoff_flavour:
+ return (strcmp (targ->name, "aixcoff64-rs6000") == 0
+ || strcmp (targ->name, "aix5coff64-rs6000") == 0);
+#endif
+ default:
+ return 0;
+ }
+}
+
void
md_show_usage (FILE *stream)
{
fprintf (stream, _("\
-PowerPC options:\n\
--a32 generate ELF32/XCOFF32\n\
--a64 generate ELF64/XCOFF64\n\
--u ignored\n\
--mpwrx, -mpwr2 generate code for POWER/2 (RIOS2)\n\
--mpwr generate code for POWER (RIOS1)\n\
--m601 generate code for PowerPC 601\n\
+PowerPC options:\n"));
+ fprintf (stream, _("\
+-a32 generate ELF32/XCOFF32\n"));
+ if (bfd_iterate_over_targets (is_ppc64_target, NULL))
+ fprintf (stream, _("\
+-a64 generate ELF64/XCOFF64\n"));
+ fprintf (stream, _("\
+-u ignored\n"));
+ fprintf (stream, _("\
+-mpwrx, -mpwr2 generate code for POWER/2 (RIOS2)\n"));
+ fprintf (stream, _("\
+-mpwr generate code for POWER (RIOS1)\n"));
+ fprintf (stream, _("\
+-m601 generate code for PowerPC 601\n"));
+ fprintf (stream, _("\
-mppc, -mppc32, -m603, -m604\n\
- generate code for PowerPC 603/604\n\
--m403 generate code for PowerPC 403\n\
--m405 generate code for PowerPC 405\n\
--m440 generate code for PowerPC 440\n\
--m464 generate code for PowerPC 464\n\
--m476 generate code for PowerPC 476\n\
+ generate code for PowerPC 603/604\n"));
+ fprintf (stream, _("\
+-m403 generate code for PowerPC 403\n"));
+ fprintf (stream, _("\
+-m405 generate code for PowerPC 405\n"));
+ fprintf (stream, _("\
+-m440 generate code for PowerPC 440\n"));
+ fprintf (stream, _("\
+-m464 generate code for PowerPC 464\n"));
+ fprintf (stream, _("\
+-m476 generate code for PowerPC 476\n"));
+ fprintf (stream, _("\
-m7400, -m7410, -m7450, -m7455\n\
- generate code for PowerPC 7400/7410/7450/7455\n\
+ generate code for PowerPC 7400/7410/7450/7455\n"));
+ fprintf (stream, _("\
-m750cl, -mgekko, -mbroadway\n\
- generate code for PowerPC 750cl/Gekko/Broadway\n\
+ generate code for PowerPC 750cl/Gekko/Broadway\n"));
+ fprintf (stream, _("\
-m821, -m850, -m860 generate code for PowerPC 821/850/860\n"));
fprintf (stream, _("\
--mppc64, -m620 generate code for PowerPC 620/625/630\n\
--mppc64bridge generate code for PowerPC 64, including bridge insns\n\
--mbooke generate code for 32-bit PowerPC BookE\n\
--ma2 generate code for A2 architecture\n\
--mpower4, -mpwr4 generate code for Power4 architecture\n\
+-mppc64, -m620 generate code for PowerPC 620/625/630\n"));
+ fprintf (stream, _("\
+-mppc64bridge generate code for PowerPC 64, including bridge insns\n"));
+ fprintf (stream, _("\
+-mbooke generate code for 32-bit PowerPC BookE\n"));
+ fprintf (stream, _("\
+-ma2 generate code for A2 architecture\n"));
+ fprintf (stream, _("\
+-mpower4, -mpwr4 generate code for Power4 architecture\n"));
+ fprintf (stream, _("\
-mpower5, -mpwr5, -mpwr5x\n\
- generate code for Power5 architecture\n\
--mpower6, -mpwr6 generate code for Power6 architecture\n\
--mpower7, -mpwr7 generate code for Power7 architecture\n\
--mpower8, -mpwr8 generate code for Power8 architecture\n\
--mpower9, -mpwr9 generate code for Power9 architecture\n\
--mcell generate code for Cell Broadband Engine architecture\n\
--mcom generate code for Power/PowerPC common instructions\n\
+ generate code for Power5 architecture\n"));
+ fprintf (stream, _("\
+-mpower6, -mpwr6 generate code for Power6 architecture\n"));
+ fprintf (stream, _("\
+-mpower7, -mpwr7 generate code for Power7 architecture\n"));
+ fprintf (stream, _("\
+-mpower8, -mpwr8 generate code for Power8 architecture\n"));
+ fprintf (stream, _("\
+-mpower9, -mpwr9 generate code for Power9 architecture\n"));
+ fprintf (stream, _("\
+-mpower10, -mpwr10 generate code for Power10 architecture\n"));
+ fprintf (stream, _("\
+-mcell generate code for Cell Broadband Engine architecture\n"));
+ fprintf (stream, _("\
+-mcom generate code for Power/PowerPC common instructions\n"));
+ fprintf (stream, _("\
-many generate code for any architecture (PWR/PWRX/PPC)\n"));
fprintf (stream, _("\
--maltivec generate code for AltiVec\n\
--mvsx generate code for Vector-Scalar (VSX) instructions\n\
--me300 generate code for PowerPC e300 family\n\
--me500, -me500x2 generate code for Motorola e500 core complex\n\
--me500mc, generate code for Freescale e500mc core complex\n\
--me500mc64, generate code for Freescale e500mc64 core complex\n\
--me5500, generate code for Freescale e5500 core complex\n\
--me6500, generate code for Freescale e6500 core complex\n\
--mspe generate code for Motorola SPE instructions\n\
--mspe2 generate code for Freescale SPE2 instructions\n\
--mvle generate code for Freescale VLE instructions\n\
--mtitan generate code for AppliedMicro Titan core complex\n\
--mregnames Allow symbolic names for registers\n\
+-maltivec generate code for AltiVec\n"));
+ fprintf (stream, _("\
+-mvsx generate code for Vector-Scalar (VSX) instructions\n"));
+ fprintf (stream, _("\
+-me300 generate code for PowerPC e300 family\n"));
+ fprintf (stream, _("\
+-me500, -me500x2 generate code for Motorola e500 core complex\n"));
+ fprintf (stream, _("\
+-me500mc, generate code for Freescale e500mc core complex\n"));
+ fprintf (stream, _("\
+-me500mc64, generate code for Freescale e500mc64 core complex\n"));
+ fprintf (stream, _("\
+-me5500, generate code for Freescale e5500 core complex\n"));
+ fprintf (stream, _("\
+-me6500, generate code for Freescale e6500 core complex\n"));
+ fprintf (stream, _("\
+-mspe generate code for Motorola SPE instructions\n"));
+ fprintf (stream, _("\
+-mspe2 generate code for Freescale SPE2 instructions\n"));
+ fprintf (stream, _("\
+-mvle generate code for Freescale VLE instructions\n"));
+ fprintf (stream, _("\
+-mtitan generate code for AppliedMicro Titan core complex\n"));
+ fprintf (stream, _("\
+-mregnames Allow symbolic names for registers\n"));
+ fprintf (stream, _("\
-mno-regnames Do not allow symbolic names for registers\n"));
#ifdef OBJ_ELF
fprintf (stream, _("\
--mrelocatable support for GCC's -mrelocatble option\n\
--mrelocatable-lib support for GCC's -mrelocatble-lib option\n\
--memb set PPC_EMB bit in ELF flags\n\
+-mrelocatable support for GCC's -mrelocatble option\n"));
+ fprintf (stream, _("\
+-mrelocatable-lib support for GCC's -mrelocatble-lib option\n"));
+ fprintf (stream, _("\
+-memb set PPC_EMB bit in ELF flags\n"));
+ fprintf (stream, _("\
-mlittle, -mlittle-endian, -le\n\
- generate code for a little endian machine\n\
+ generate code for a little endian machine\n"));
+ fprintf (stream, _("\
-mbig, -mbig-endian, -be\n\
- generate code for a big endian machine\n\
--msolaris generate code for Solaris\n\
--mno-solaris do not generate code for Solaris\n\
--K PIC set EF_PPC_RELOCATABLE_LIB in ELF flags\n\
--V print assembler version number\n\
+ generate code for a big endian machine\n"));
+ fprintf (stream, _("\
+-msolaris generate code for Solaris\n"));
+ fprintf (stream, _("\
+-mno-solaris do not generate code for Solaris\n"));
+ fprintf (stream, _("\
+-K PIC set EF_PPC_RELOCATABLE_LIB in ELF flags\n"));
+ fprintf (stream, _("\
+-V print assembler version number\n"));
+ fprintf (stream, _("\
-Qy, -Qn ignored\n"));
#endif
fprintf (stream, _("\
--nops=count when aligning, more than COUNT nops uses a branch\n\
+-nops=count when aligning, more than COUNT nops uses a branch\n"));
+ fprintf (stream, _("\
-ppc476-workaround warn if emitting data to code sections\n"));
}
\f
ppc_target_format (void)
{
#ifdef OBJ_COFF
-#ifdef TE_PE
- return target_big_endian ? "pe-powerpc" : "pe-powerpcle";
-#elif TE_POWERMAC
+#if TE_POWERMAC
return "xcoff-powermac";
#else
# ifdef TE_AIX5
bfd_boolean bad_insn = FALSE;
if (ppc_hash != NULL)
- hash_die (ppc_hash);
+ htab_delete (ppc_hash);
if (ppc_macro_hash != NULL)
- hash_die (ppc_macro_hash);
+ htab_delete (ppc_macro_hash);
/* Insert the opcodes into a hash table. */
- ppc_hash = hash_new ();
+ ppc_hash = str_htab_create ();
if (ENABLE_CHECKING)
{
}
if ((ppc_cpu & op->flags) != 0
- && !(ppc_cpu & op->deprecated))
+ && !(ppc_cpu & op->deprecated)
+ && str_hash_insert (ppc_hash, op->name, op, 0) != NULL)
+ {
+ as_bad (_("duplicate %s"), op->name);
+ bad_insn = TRUE;
+ }
+ }
+
+ if ((ppc_cpu & PPC_OPCODE_ANY) != 0)
+ for (op = powerpc_opcodes; op < op_end; op++)
+ str_hash_insert (ppc_hash, op->name, op, 0);
+
+ op_end = prefix_opcodes + prefix_num_opcodes;
+ for (op = prefix_opcodes; op < op_end; op++)
+ {
+ if (ENABLE_CHECKING)
{
- const char *retval;
+ unsigned int new_opcode = PPC_PREFIX_SEG (op[0].opcode);
+
+#ifdef PRINT_OPCODE_TABLE
+ printf ("%-14s\t#%04u\tmajor op/2: 0x%x\top: 0x%llx\tmask: 0x%llx\tflags: 0x%llx\n",
+ op->name, (unsigned int) (op - prefix_opcodes),
+ new_opcode, (unsigned long long) op->opcode,
+ (unsigned long long) op->mask, (unsigned long long) op->flags);
+#endif
- retval = hash_insert (ppc_hash, op->name, (void *) op);
- if (retval != NULL)
+ /* The major opcodes had better be sorted. Code in the disassembler
+ assumes the insns are sorted according to major opcode. */
+ if (op != prefix_opcodes
+ && new_opcode < PPC_PREFIX_SEG (op[-1].opcode))
{
- as_bad (_("duplicate instruction %s"),
- op->name);
+ as_bad (_("major opcode is not sorted for %s"), op->name);
bad_insn = TRUE;
}
+ bad_insn |= insn_validate (op);
+ }
+
+ if ((ppc_cpu & op->flags) != 0
+ && !(ppc_cpu & op->deprecated)
+ && str_hash_insert (ppc_hash, op->name, op, 0) != NULL)
+ {
+ as_bad (_("duplicate %s"), op->name);
+ bad_insn = TRUE;
}
}
if ((ppc_cpu & PPC_OPCODE_ANY) != 0)
- for (op = powerpc_opcodes; op < op_end; op++)
- hash_insert (ppc_hash, op->name, (void *) op);
+ for (op = prefix_opcodes; op < op_end; op++)
+ str_hash_insert (ppc_hash, op->name, op, 0);
op_end = vle_opcodes + vle_num_opcodes;
for (op = vle_opcodes; op < op_end; op++)
}
if ((ppc_cpu & op->flags) != 0
- && !(ppc_cpu & op->deprecated))
+ && !(ppc_cpu & op->deprecated)
+ && str_hash_insert (ppc_hash, op->name, op, 0) != NULL)
{
- const char *retval;
-
- retval = hash_insert (ppc_hash, op->name, (void *) op);
- if (retval != NULL)
- {
- as_bad (_("duplicate instruction %s"),
- op->name);
- bad_insn = TRUE;
- }
+ as_bad (_("duplicate %s"), op->name);
+ bad_insn = TRUE;
}
}
bad_insn |= insn_validate (op);
}
- if ((ppc_cpu & op->flags) != 0 && !(ppc_cpu & op->deprecated))
+ if ((ppc_cpu & op->flags) != 0
+ && !(ppc_cpu & op->deprecated)
+ && str_hash_insert (ppc_hash, op->name, op, 0) != NULL)
{
- const char *retval;
-
- retval = hash_insert (ppc_hash, op->name, (void *) op);
- if (retval != NULL)
- {
- as_bad (_("duplicate instruction %s"),
- op->name);
- bad_insn = TRUE;
- }
+ as_bad (_("duplicate %s"), op->name);
+ bad_insn = TRUE;
}
}
for (op = spe2_opcodes; op < op_end; op++)
- hash_insert (ppc_hash, op->name, (void *) op);
+ str_hash_insert (ppc_hash, op->name, op, 0);
}
/* Insert the macros into a hash table. */
- ppc_macro_hash = hash_new ();
+ ppc_macro_hash = str_htab_create ();
macro_end = powerpc_macros + powerpc_num_macros;
for (macro = powerpc_macros; macro < macro_end; macro++)
- {
- if ((macro->flags & ppc_cpu) != 0 || (ppc_cpu & PPC_OPCODE_ANY) != 0)
- {
- const char *retval;
-
- retval = hash_insert (ppc_macro_hash, macro->name, (void *) macro);
- if (retval != (const char *) NULL)
- {
- as_bad (_("duplicate macro %s"), macro->name);
- bad_insn = TRUE;
- }
- }
- }
+ if (((macro->flags & ppc_cpu) != 0
+ || (ppc_cpu & PPC_OPCODE_ANY) != 0)
+ && str_hash_insert (ppc_macro_hash, macro->name, macro, 0) != NULL)
+ {
+ as_bad (_("duplicate %s"), macro->name);
+ bad_insn = TRUE;
+ }
if (bad_insn)
abort ();
ppc_data_csects = symbol_make ("dummy\001");
symbol_get_tc (ppc_data_csects)->within = ppc_data_csects;
#endif
-
-#ifdef TE_PE
-
- ppc_current_section = text_section;
- ppc_previous_section = 0;
-
-#endif
}
void
/* Create the .PPC.EMB.apuinfo section. */
apuinfo_secp = subseg_new (APUINFO_SECTION_NAME, 0);
- bfd_set_section_flags (stdoutput,
- apuinfo_secp,
- SEC_HAS_CONTENTS | SEC_READONLY);
+ bfd_set_section_flags (apuinfo_secp, SEC_HAS_CONTENTS | SEC_READONLY);
p = frag_more (4);
md_number_to_chars (p, (valueT) 8, 4);
hand but only up to 32 bits. This shouldn't really be valid,
but, to permit this code to assemble on a 64-bit host, we
sign extend the 32-bit value to 64 bits if so doing makes the
- value valid. */
+ value valid. We only do this for operands that are 32-bits or
+ smaller. */
if (val > max
+ && (operand->bitm & ~0xffffffffULL) == 0
&& (val - (1LL << 32)) >= min
&& (val - (1LL << 32)) <= max
&& ((val - (1LL << 32)) & (right - 1)) == 0)
/* Similarly, people write expressions like ~(1<<15), and expect
this to be OK for a 32-bit unsigned value. */
else if (val < min
+ && (operand->bitm & ~0xffffffffULL) == 0
&& (val + (1LL << 32)) >= min
&& (val + (1LL << 32)) <= max
&& ((val + (1LL << 32)) & (right - 1)) == 0)
MAP64 ("tprel@highest", BFD_RELOC_PPC64_TPREL16_HIGHEST),
MAP64 ("tprel@highesta", BFD_RELOC_PPC64_TPREL16_HIGHESTA),
MAP64 ("notoc", BFD_RELOC_PPC64_REL24_NOTOC),
+ MAP64 ("pcrel", BFD_RELOC_PPC64_PCREL34),
+ MAP64 ("got@pcrel", BFD_RELOC_PPC64_GOT_PCREL34),
+ MAP64 ("plt@pcrel", BFD_RELOC_PPC64_PLT_PCREL34),
+ MAP64 ("tls@pcrel", BFD_RELOC_PPC64_TLS_PCREL),
+ MAP64 ("got@tlsgd@pcrel", BFD_RELOC_PPC64_GOT_TLSGD_PCREL34),
+ MAP64 ("got@tlsld@pcrel", BFD_RELOC_PPC64_GOT_TLSLD_PCREL34),
+ MAP64 ("got@tprel@pcrel", BFD_RELOC_PPC64_GOT_TPREL_PCREL34),
+ MAP64 ("got@dtprel@pcrel", BFD_RELOC_PPC64_GOT_DTPREL_PCREL34),
+ MAP64 ("higher34", BFD_RELOC_PPC64_ADDR16_HIGHER34),
+ MAP64 ("highera34", BFD_RELOC_PPC64_ADDR16_HIGHERA34),
+ MAP64 ("highest34", BFD_RELOC_PPC64_ADDR16_HIGHEST34),
+ MAP64 ("highesta34", BFD_RELOC_PPC64_ADDR16_HIGHESTA34),
{ (char *) 0, 0, 0, 0, BFD_RELOC_NONE }
};
case BFD_RELOC_LO16_GOTOFF:
case BFD_RELOC_HI16_GOTOFF:
case BFD_RELOC_HI16_S_GOTOFF:
- as_warn (_("identifier+constant@got means "
- "identifier@got+constant"));
+ as_warn (_("symbol+offset@%s means symbol@%s+offset"),
+ ptr->string, ptr->string);
break;
case BFD_RELOC_PPC_GOT_TLSGD16:
case BFD_RELOC_PPC_GOT_TPREL16_LO:
case BFD_RELOC_PPC_GOT_TPREL16_HI:
case BFD_RELOC_PPC_GOT_TPREL16_HA:
- as_bad (_("symbol+offset not supported for got tls"));
+ as_bad (_("symbol+offset@%s not supported"), ptr->string);
break;
}
}
if (ok)
{
bfdsym = symbol_get_bfdsym (sym);
- elfsym = elf_symbol_from (bfd_asymbol_bfd (bfdsym), bfdsym);
+ elfsym = elf_symbol_from (bfdsym);
gas_assert (elfsym);
elfsym->internal_elf_sym.st_other &= ~STO_PPC64_LOCAL_MASK;
elfsym->internal_elf_sym.st_other |= encoded;
elf_elfheader (stdoutput)->e_flags &= ~EF_PPC64_ABI;
elf_elfheader (stdoutput)->e_flags |= ppc_abiversion & EF_PPC64_ABI;
}
+ /* Any selection of opcodes based on ppc_cpu after gas has finished
+ parsing the file is invalid. md_apply_fix and ppc_handle_align
+ must select opcodes based on the machine in force at the point
+ where the fixup or alignment frag was created, not the machine in
+ force at the end of file. */
+ ppc_cpu = 0;
}
/* Validate any relocations emitted for -mrelocatable, possibly adding
toc = bfd_get_section_by_name (stdoutput, ".toc");
if (toc != NULL
&& toc_reloc_types != has_large_toc_reloc
- && bfd_section_size (stdoutput, toc) > 0x10000)
+ && bfd_section_size (toc) > 0x10000)
as_warn (_("TOC section size exceeds 64k"));
}
}
#endif /* OBJ_ELF */
\f
-#ifdef TE_PE
-
-/*
- * Summary of parse_toc_entry.
- *
- * in: Input_line_pointer points to the '[' in one of:
- *
- * [toc] [tocv] [toc32] [toc64]
- *
- * Anything else is an error of one kind or another.
- *
- * out:
- * return value: success or failure
- * toc_kind: kind of toc reference
- * input_line_pointer:
- * success: first char after the ']'
- * failure: unchanged
- *
- * settings:
- *
- * [toc] - rv == success, toc_kind = default_toc
- * [tocv] - rv == success, toc_kind = data_in_toc
- * [toc32] - rv == success, toc_kind = must_be_32
- * [toc64] - rv == success, toc_kind = must_be_64
- *
- */
-
-enum toc_size_qualifier
-{
- default_toc, /* The toc cell constructed should be the system default size */
- data_in_toc, /* This is a direct reference to a toc cell */
- must_be_32, /* The toc cell constructed must be 32 bits wide */
- must_be_64 /* The toc cell constructed must be 64 bits wide */
-};
-
-static int
-parse_toc_entry (enum toc_size_qualifier *toc_kind)
-{
- char *start;
- char *toc_spec;
- char c;
- enum toc_size_qualifier t;
-
- /* Save the input_line_pointer. */
- start = input_line_pointer;
-
- /* Skip over the '[' , and whitespace. */
- ++input_line_pointer;
- SKIP_WHITESPACE ();
-
- /* Find the spelling of the operand. */
- c = get_symbol_name (&toc_spec);
-
- if (strcmp (toc_spec, "toc") == 0)
- {
- t = default_toc;
- }
- else if (strcmp (toc_spec, "tocv") == 0)
- {
- t = data_in_toc;
- }
- else if (strcmp (toc_spec, "toc32") == 0)
- {
- t = must_be_32;
- }
- else if (strcmp (toc_spec, "toc64") == 0)
- {
- t = must_be_64;
- }
- else
- {
- as_bad (_("syntax error: invalid toc specifier `%s'"), toc_spec);
- *input_line_pointer = c;
- input_line_pointer = start;
- return 0;
- }
-
- /* Now find the ']'. */
- *input_line_pointer = c;
-
- SKIP_WHITESPACE_AFTER_NAME (); /* leading whitespace could be there. */
- c = *input_line_pointer++; /* input_line_pointer->past char in c. */
-
- if (c != ']')
- {
- as_bad (_("syntax error: expected `]', found `%c'"), c);
- input_line_pointer = start;
- return 0;
- }
-
- *toc_kind = t;
- return 1;
-}
-#endif
-
#if defined (OBJ_XCOFF) || defined (OBJ_ELF)
/* See whether a symbol is in the TOC section. */
#undef APUID
#endif
\f
+/* Various frobbings of labels and their addresses. */
+
+/* Symbols labelling the current insn. */
+struct insn_label_list
+{
+ struct insn_label_list *next;
+ symbolS *label;
+};
+
+static struct insn_label_list *insn_labels;
+static struct insn_label_list *free_insn_labels;
+
+static void
+ppc_record_label (symbolS *sym)
+{
+ struct insn_label_list *l;
+
+ if (free_insn_labels == NULL)
+ l = XNEW (struct insn_label_list);
+ else
+ {
+ l = free_insn_labels;
+ free_insn_labels = l->next;
+ }
+
+ l->label = sym;
+ l->next = insn_labels;
+ insn_labels = l;
+}
+
+static void
+ppc_clear_labels (void)
+{
+ while (insn_labels != NULL)
+ {
+ struct insn_label_list *l = insn_labels;
+ insn_labels = l->next;
+ l->next = free_insn_labels;
+ free_insn_labels = l;
+ }
+}
+
+void
+ppc_start_line_hook (void)
+{
+ ppc_clear_labels ();
+}
+
+void
+ppc_new_dot_label (symbolS *sym)
+{
+ ppc_record_label (sym);
+#ifdef OBJ_XCOFF
+ /* Anchor this label to the current csect for relocations. */
+ symbol_get_tc (sym)->within = ppc_current_csect;
+#endif
+}
+
+void
+ppc_frob_label (symbolS *sym)
+{
+ ppc_record_label (sym);
+
+#ifdef OBJ_XCOFF
+ /* Set the class of a label based on where it is defined. This handles
+ symbols without suffixes. Also, move the symbol so that it follows
+ the csect symbol. */
+ if (ppc_current_csect != (symbolS *) NULL)
+ {
+ if (symbol_get_tc (sym)->symbol_class == -1)
+ symbol_get_tc (sym)->symbol_class = symbol_get_tc (ppc_current_csect)->symbol_class;
+
+ symbol_remove (sym, &symbol_rootP, &symbol_lastP);
+ symbol_append (sym, symbol_get_tc (ppc_current_csect)->within,
+ &symbol_rootP, &symbol_lastP);
+ symbol_get_tc (ppc_current_csect)->within = sym;
+ symbol_get_tc (sym)->within = ppc_current_csect;
+ }
+#endif
+
+#ifdef OBJ_ELF
+ dwarf2_emit_label (sym);
+#endif
+}
/* We need to keep a list of fixups. We can't simply generate them as
we go, because that would require us to first create the frag, and
/* This switch statement must handle all BFD_RELOC values
possible in instruction fixups. As is, it handles all
BFD_RELOC values used in bfd/elf64-ppc.c, bfd/elf32-ppc.c,
- bfd/coff-ppc, bfd/coff-rs6000.c and bfd/coff64-rs6000.c.
+ bfd/coff-rs6000.c and bfd/coff64-rs6000.c.
Overkill since data and marker relocs need not be handled
here, but this way we can be sure a needed fixup reloc isn't
accidentally omitted. */
case BFD_RELOC_PPC64_ADDR16_DS:
case BFD_RELOC_PPC64_ADDR16_HIGH:
case BFD_RELOC_PPC64_ADDR16_HIGHA:
+ case BFD_RELOC_PPC64_ADDR16_HIGHER34:
+ case BFD_RELOC_PPC64_ADDR16_HIGHERA34:
+ case BFD_RELOC_PPC64_ADDR16_HIGHEST34:
+ case BFD_RELOC_PPC64_ADDR16_HIGHESTA34:
case BFD_RELOC_PPC64_ADDR16_LO_DS:
case BFD_RELOC_PPC64_DTPREL16_DS:
case BFD_RELOC_PPC64_DTPREL16_HIGH:
case BFD_RELOC_PPC64_REL16_HIGH:
case BFD_RELOC_PPC64_REL16_HIGHA:
case BFD_RELOC_PPC64_REL16_HIGHER:
+ case BFD_RELOC_PPC64_REL16_HIGHER34:
case BFD_RELOC_PPC64_REL16_HIGHERA:
+ case BFD_RELOC_PPC64_REL16_HIGHERA34:
case BFD_RELOC_PPC64_REL16_HIGHEST:
+ case BFD_RELOC_PPC64_REL16_HIGHEST34:
case BFD_RELOC_PPC64_REL16_HIGHESTA:
+ case BFD_RELOC_PPC64_REL16_HIGHESTA34:
#ifdef OBJ_XCOFF
case BFD_RELOC_PPC_B16:
#endif
pcrel = TRUE;
break;
- case BFD_RELOC_16_GOT_PCREL: /* coff reloc, bad name re size. */
case BFD_RELOC_32:
- case BFD_RELOC_32_GOTOFF:
case BFD_RELOC_32_PLTOFF:
#ifdef OBJ_XCOFF
case BFD_RELOC_CTOR:
case BFD_RELOC_PPC_VLE_SDAREL_HI16D:
case BFD_RELOC_PPC_VLE_SDAREL_LO16A:
case BFD_RELOC_PPC_VLE_SDAREL_LO16D:
+ case BFD_RELOC_PPC64_TLS_PCREL:
case BFD_RELOC_RVA:
size = 4;
break;
case BFD_RELOC_64:
case BFD_RELOC_64_PLTOFF:
case BFD_RELOC_PPC64_ADDR64_LOCAL:
+ case BFD_RELOC_PPC64_D28:
+ case BFD_RELOC_PPC64_D34:
+ case BFD_RELOC_PPC64_D34_LO:
+ case BFD_RELOC_PPC64_D34_HI30:
+ case BFD_RELOC_PPC64_D34_HA30:
+ case BFD_RELOC_PPC64_TPREL34:
+ case BFD_RELOC_PPC64_DTPREL34:
case BFD_RELOC_PPC64_TOC:
size = 8;
break;
case BFD_RELOC_64_PCREL:
case BFD_RELOC_64_PLT_PCREL:
+ case BFD_RELOC_PPC64_GOT_PCREL34:
+ case BFD_RELOC_PPC64_GOT_TLSGD_PCREL34:
+ case BFD_RELOC_PPC64_GOT_TLSLD_PCREL34:
+ case BFD_RELOC_PPC64_GOT_TPREL_PCREL34:
+ case BFD_RELOC_PPC64_GOT_DTPREL_PCREL34:
+ case BFD_RELOC_PPC64_PCREL28:
+ case BFD_RELOC_PPC64_PCREL34:
+ case BFD_RELOC_PPC64_PLT_PCREL34:
size = 8;
pcrel = TRUE;
break;
return size;
}
+#ifdef OBJ_ELF
/* If we have parsed a call to __tls_get_addr, parse an argument like
(gd0@tlsgd). *STR is the leading parenthesis on entry. If an arg
is successfully parsed, *STR is updated past the trailing
++sym_name;
tls_fix->reloc = BFD_RELOC_NONE;
- if (strcasecmp (sym_name, "__tls_get_addr") == 0)
+ if (strncasecmp (sym_name, "__tls_get_addr", 14) == 0
+ && (sym_name[14] == 0
+ || strcasecmp (sym_name + 14, "_desc") == 0
+ || strcasecmp (sym_name + 14, "_opt") == 0))
{
char *hold = input_line_pointer;
input_line_pointer = *str + 1;
}
return tls_fix->reloc != BFD_RELOC_NONE;
}
+#endif
/* This routine is called for each instruction to be assembled. */
*s++ = '\0';
/* Look up the opcode in the hash table. */
- opcode = (const struct powerpc_opcode *) hash_find (ppc_hash, str);
+ opcode = (const struct powerpc_opcode *) str_hash_find (ppc_hash, str);
if (opcode == (const struct powerpc_opcode *) NULL)
{
const struct powerpc_macro *macro;
- macro = (const struct powerpc_macro *) hash_find (ppc_macro_hash, str);
+ macro = (const struct powerpc_macro *) str_hash_find (ppc_macro_hash,
+ str);
if (macro == (const struct powerpc_macro *) NULL)
as_bad (_("unrecognized opcode: `%s'"), str);
else
ppc_macro (s, macro);
+ ppc_clear_labels ();
return;
}
insn = opcode->opcode;
+ if (!target_big_endian
+ && ((insn & ~(1 << 26)) == 46u << 26
+ || (insn & ~(0xc0 << 1)) == (31u << 26 | 533 << 1)))
+ {
+ /* lmw, stmw, lswi, lswx, stswi, stswx */
+ as_bad (_("`%s' invalid when little-endian"), str);
+ ppc_clear_labels ();
+ return;
+ }
str = s;
while (ISSPACE (*str))
hold = input_line_pointer;
input_line_pointer = str;
-#ifdef TE_PE
- if (*input_line_pointer == '[')
+ if ((reg_names_p
+ && (((operand->flags & PPC_OPERAND_CR_BIT) != 0)
+ || ((operand->flags & PPC_OPERAND_CR_REG) != 0)))
+ || !register_name (&ex))
{
- /* We are expecting something like the second argument here:
- *
- * lwz r4,[toc].GS.0.static_int(rtoc)
- * ^^^^^^^^^^^^^^^^^^^^^^^^^^^
- * The argument following the `]' must be a symbol name, and the
- * register must be the toc register: 'rtoc' or '2'
- *
- * The effect is to 0 as the displacement field
- * in the instruction, and issue an IMAGE_REL_PPC_TOCREL16 (or
- * the appropriate variation) reloc against it based on the symbol.
- * The linker will build the toc, and insert the resolved toc offset.
- *
- * Note:
- * o The size of the toc entry is currently assumed to be
- * 32 bits. This should not be assumed to be a hard coded
- * number.
- * o In an effort to cope with a change from 32 to 64 bits,
- * there are also toc entries that are specified to be
- * either 32 or 64 bits:
- * lwz r4,[toc32].GS.0.static_int(rtoc)
- * lwz r4,[toc64].GS.0.static_int(rtoc)
- * These demand toc entries of the specified size, and the
- * instruction probably requires it.
- */
-
- int valid_toc;
- enum toc_size_qualifier toc_kind;
- bfd_reloc_code_real_type toc_reloc;
-
- /* Go parse off the [tocXX] part. */
- valid_toc = parse_toc_entry (&toc_kind);
-
- if (!valid_toc)
- {
- ignore_rest_of_line ();
- break;
- }
-
- /* Now get the symbol following the ']'. */
- expression (&ex);
+ char save_lex = lex_type['%'];
- switch (toc_kind)
+ if (((operand->flags & PPC_OPERAND_CR_REG) != 0)
+ || (operand->flags & PPC_OPERAND_CR_BIT) != 0)
{
- case default_toc:
- /* In this case, we may not have seen the symbol yet,
- since it is allowed to appear on a .extern or .globl
- or just be a label in the .data section. */
- toc_reloc = BFD_RELOC_PPC_TOC16;
- break;
- case data_in_toc:
- /* 1. The symbol must be defined and either in the toc
- section, or a global.
- 2. The reloc generated must have the TOCDEFN flag set
- in upper bit mess of the reloc type.
- FIXME: It's a little confusing what the tocv
- qualifier can be used for. At the very least, I've
- seen three uses, only one of which I'm sure I can
- explain. */
- if (ex.X_op == O_symbol)
- {
- gas_assert (ex.X_add_symbol != NULL);
- if (symbol_get_bfdsym (ex.X_add_symbol)->section
- != tocdata_section)
- {
- as_bad (_("[tocv] symbol is not a toc symbol"));
- }
- }
-
- toc_reloc = BFD_RELOC_PPC_TOC16;
- break;
- case must_be_32:
- /* FIXME: these next two specifically specify 32/64 bit
- toc entries. We don't support them today. Is this
- the right way to say that? */
- toc_reloc = BFD_RELOC_NONE;
- as_bad (_("unimplemented toc32 expression modifier"));
- break;
- case must_be_64:
- /* FIXME: see above. */
- toc_reloc = BFD_RELOC_NONE;
- as_bad (_("unimplemented toc64 expression modifier"));
- break;
- default:
- fprintf (stderr,
- _("Unexpected return value [%d] from parse_toc_entry!\n"),
- toc_kind);
- abort ();
- break;
+ cr_operand = TRUE;
+ lex_type['%'] |= LEX_BEGIN_NAME;
}
+ expression (&ex);
+ cr_operand = FALSE;
+ lex_type['%'] = save_lex;
+ }
- /* We need to generate a fixup for this expression. */
- if (fc >= MAX_INSN_FIXUPS)
- as_fatal (_("too many fixups"));
-
- fixups[fc].reloc = toc_reloc;
- fixups[fc].exp = ex;
- fixups[fc].opindex = *opindex_ptr;
- ++fc;
-
- /* Ok. We've set up the fixup for the instruction. Now make it
- look like the constant 0 was found here. */
- ex.X_unsigned = 1;
- ex.X_op = O_constant;
- ex.X_add_number = 0;
- ex.X_add_symbol = NULL;
- ex.X_op_symbol = NULL;
- }
-
- else
-#endif /* TE_PE */
- {
- if ((reg_names_p
- && (((operand->flags & PPC_OPERAND_CR_BIT) != 0)
- || ((operand->flags & PPC_OPERAND_CR_REG) != 0)))
- || !register_name (&ex))
- {
- char save_lex = lex_type['%'];
-
- if (((operand->flags & PPC_OPERAND_CR_REG) != 0)
- || (operand->flags & PPC_OPERAND_CR_BIT) != 0)
- {
- cr_operand = TRUE;
- lex_type['%'] |= LEX_BEGIN_NAME;
- }
- expression (&ex);
- cr_operand = FALSE;
- lex_type['%'] = save_lex;
- }
- }
-
- str = input_line_pointer;
- input_line_pointer = hold;
+ str = input_line_pointer;
+ input_line_pointer = hold;
if (ex.X_op == O_illegal)
as_bad (_("illegal operand"));
& ~operand->flags
& (PPC_OPERAND_GPR | PPC_OPERAND_FPR | PPC_OPERAND_VR
| PPC_OPERAND_VSR | PPC_OPERAND_CR_BIT | PPC_OPERAND_CR_REG
- | PPC_OPERAND_SPR | PPC_OPERAND_GQR)) != 0
+ | PPC_OPERAND_SPR | PPC_OPERAND_GQR | PPC_OPERAND_ACC)) != 0
&& !((ex.X_md & PPC_OPERAND_GPR) != 0
&& ex.X_add_number != 0
&& (operand->flags & PPC_OPERAND_GPR_0) != 0))
break;
case BFD_RELOC_PPC_TLS:
+ case BFD_RELOC_PPC64_TLS_PCREL:
if (!_bfd_elf_ppc_at_tls_transform (opcode->opcode, 0))
as_bad (_("@tls may not be used with \"%s\" operands"),
opcode->name);
break;
/* We'll only use the 32 (or 64) bit form of these relocations
- in constants. Instructions get the 16 bit form. */
+ in constants. Instructions get the 16 or 34 bit form. */
case BFD_RELOC_PPC_DTPREL:
- reloc = BFD_RELOC_PPC_DTPREL16;
+ if (operand->bitm == 0x3ffffffffULL)
+ reloc = BFD_RELOC_PPC64_DTPREL34;
+ else
+ reloc = BFD_RELOC_PPC_DTPREL16;
break;
case BFD_RELOC_PPC_TPREL:
- reloc = BFD_RELOC_PPC_TPREL16;
+ if (operand->bitm == 0x3ffffffffULL)
+ reloc = BFD_RELOC_PPC64_TPREL34;
+ else
+ reloc = BFD_RELOC_PPC_TPREL16;
break;
- case BFD_RELOC_LO16:
- if ((operand->bitm | 0xf) != 0xffff
- || operand->shift != 0
+ case BFD_RELOC_PPC64_PCREL34:
+ if (operand->bitm == 0xfffffffULL)
+ {
+ reloc = BFD_RELOC_PPC64_PCREL28;
+ break;
+ }
+ /* Fall through. */
+ case BFD_RELOC_PPC64_GOT_PCREL34:
+ case BFD_RELOC_PPC64_PLT_PCREL34:
+ case BFD_RELOC_PPC64_GOT_TLSGD_PCREL34:
+ case BFD_RELOC_PPC64_GOT_TLSLD_PCREL34:
+ case BFD_RELOC_PPC64_GOT_TPREL_PCREL34:
+ case BFD_RELOC_PPC64_GOT_DTPREL_PCREL34:
+ if (operand->bitm != 0x3ffffffffULL
|| (operand->flags & PPC_OPERAND_NEGATIVE) != 0)
+ as_warn (_("%s unsupported on this instruction"), "@pcrel");
+ break;
+
+ case BFD_RELOC_LO16:
+ if (operand->bitm == 0x3ffffffffULL
+ && (operand->flags & PPC_OPERAND_NEGATIVE) == 0)
+ reloc = BFD_RELOC_PPC64_D34_LO;
+ else if ((operand->bitm | 0xf) != 0xffff
+ || operand->shift != 0
+ || (operand->flags & PPC_OPERAND_NEGATIVE) != 0)
as_warn (_("%s unsupported on this instruction"), "@l");
break;
case BFD_RELOC_HI16:
- if (operand->bitm != 0xffff
- || operand->shift != 0
- || (operand->flags & PPC_OPERAND_NEGATIVE) != 0)
+ if (operand->bitm == 0x3ffffffffULL
+ && (operand->flags & PPC_OPERAND_NEGATIVE) == 0)
+ reloc = BFD_RELOC_PPC64_D34_HI30;
+ else if (operand->bitm != 0xffff
+ || operand->shift != 0
+ || (operand->flags & PPC_OPERAND_NEGATIVE) != 0)
as_warn (_("%s unsupported on this instruction"), "@h");
break;
case BFD_RELOC_HI16_S:
- if (operand->bitm == 0xffff
- && operand->shift == (int) PPC_OPSHIFT_INV
- && opcode->opcode == (19 << 26) + (2 << 1))
+ if (operand->bitm == 0x3ffffffffULL
+ && (operand->flags & PPC_OPERAND_NEGATIVE) == 0)
+ reloc = BFD_RELOC_PPC64_D34_HA30;
+ else if (operand->bitm == 0xffff
+ && operand->shift == (int) PPC_OPSHIFT_INV
+ && opcode->opcode == (19 << 26) + (2 << 1))
/* addpcis. */
reloc = BFD_RELOC_PPC_16DX_HA;
else if (operand->bitm != 0xffff
}
#endif
}
+ else if (operand->bitm == 0x3ffffffffULL)
+ reloc = BFD_RELOC_PPC64_D34;
+ else if (operand->bitm == 0xfffffffULL)
+ reloc = BFD_RELOC_PPC64_D28;
/* For the absolute forms of branches, convert the PC
relative form back into the absolute. */
case BFD_RELOC_16:
reloc = BFD_RELOC_PPC64_ADDR16_DS;
break;
+
case BFD_RELOC_LO16:
reloc = BFD_RELOC_PPC64_ADDR16_LO_DS;
break;
+
case BFD_RELOC_16_GOTOFF:
reloc = BFD_RELOC_PPC64_GOT16_DS;
break;
+
case BFD_RELOC_LO16_GOTOFF:
reloc = BFD_RELOC_PPC64_GOT16_LO_DS;
break;
+
case BFD_RELOC_LO16_PLTOFF:
reloc = BFD_RELOC_PPC64_PLT16_LO_DS;
break;
+
case BFD_RELOC_16_BASEREL:
reloc = BFD_RELOC_PPC64_SECTOFF_DS;
break;
+
case BFD_RELOC_LO16_BASEREL:
reloc = BFD_RELOC_PPC64_SECTOFF_LO_DS;
break;
+
case BFD_RELOC_PPC_TOC16:
reloc = BFD_RELOC_PPC64_TOC16_DS;
break;
+
case BFD_RELOC_PPC64_TOC16_LO:
reloc = BFD_RELOC_PPC64_TOC16_LO_DS;
break;
+
case BFD_RELOC_PPC64_PLTGOT16:
reloc = BFD_RELOC_PPC64_PLTGOT16_DS;
break;
+
case BFD_RELOC_PPC64_PLTGOT16_LO:
reloc = BFD_RELOC_PPC64_PLTGOT16_LO_DS;
break;
+
case BFD_RELOC_PPC_DTPREL16:
reloc = BFD_RELOC_PPC64_DTPREL16_DS;
break;
+
case BFD_RELOC_PPC_DTPREL16_LO:
reloc = BFD_RELOC_PPC64_DTPREL16_LO_DS;
break;
+
case BFD_RELOC_PPC_TPREL16:
reloc = BFD_RELOC_PPC64_TPREL16_DS;
break;
+
case BFD_RELOC_PPC_TPREL16_LO:
reloc = BFD_RELOC_PPC64_TPREL16_LO_DS;
break;
+
case BFD_RELOC_PPC_GOT_DTPREL16:
case BFD_RELOC_PPC_GOT_DTPREL16_LO:
case BFD_RELOC_PPC_GOT_TPREL16:
case BFD_RELOC_PPC_GOT_TPREL16_LO:
break;
+
default:
as_bad (_("unsupported relocation for DS offset field"));
break;
if ((frag_now_fix () & addr_mask) != 0)
as_bad (_("instruction address is not a multiple of %d"), addr_mask + 1);
- /* Differentiate between two and four byte insns. */
+ /* Differentiate between two, four, and eight byte insns. */
insn_length = 4;
if ((ppc_cpu & PPC_OPCODE_VLE) != 0 && PPC_OP_SE_VLE (insn))
insn_length = 2;
+ else if ((opcode->flags & PPC_OPCODE_POWER10) != 0
+ && PPC_PREFIX_P (insn))
+ {
+ struct insn_label_list *l;
+
+ insn_length = 8;
+
+ /* 8-byte prefix instructions are not allowed to cross 64-byte
+ boundaries. */
+ frag_align_code (6, 4);
+ record_alignment (now_seg, 6);
+
+ /* Update "dot" in any expressions used by this instruction, and
+ a label attached to the instruction. By "attached" we mean
+ on the same source line as the instruction and without any
+ intervening semicolons. */
+ dot_value = frag_now_fix ();
+ dot_frag = frag_now;
+ for (l = insn_labels; l != NULL; l = l->next)
+ {
+ symbol_set_frag (l->label, dot_frag);
+ S_SET_VALUE (l->label, dot_value);
+ }
+ }
+
+ ppc_clear_labels ();
f = frag_more (insn_length);
frag_now->insn_addr = addr_mask;
- md_number_to_chars (f, insn, insn_length);
+
+ /* The prefix part of an 8-byte instruction always occupies the lower
+ addressed word in a doubleword, regardless of endianness. */
+ if (insn_length == 8
+ && (sizeof (insn) > sizeof (valueT) || !target_big_endian))
+ {
+ md_number_to_chars (f, PPC_GET_PREFIX (insn), 4);
+ md_number_to_chars (f + 4, PPC_GET_SUFFIX (insn), 4);
+ }
+ else
+ md_number_to_chars (f, insn, insn_length);
+
last_insn = insn;
last_seg = now_seg;
last_subseg = now_subseg;
const struct xcoff_dwsect_name *dw = &xcoff_dwsect_names[idx];
sec = subseg_new (dw->name, subseg);
- oldflags = bfd_get_section_flags (stdoutput, sec);
+ oldflags = bfd_section_flags (sec);
if (oldflags == SEC_NO_FLAGS)
{
/* Just created section. */
gas_assert (dw_sections[idx].sect == NULL);
- bfd_set_section_flags (stdoutput, sec, SEC_DEBUGGING);
- bfd_set_section_alignment (stdoutput, sec, 0);
+ bfd_set_section_flags (sec, SEC_DEBUGGING);
+ bfd_set_section_alignment (sec, 0);
dw_sections[idx].sect = sec;
}
{
/* The fifth argument is the function size. */
++input_line_pointer;
- symbol_get_tc (ext_sym)->u.size = symbol_new
- ("L0\001", absolute_section,(valueT) 0, &zero_address_frag);
+ symbol_get_tc (ext_sym)->u.size
+ = symbol_new ("L0\001", absolute_section,
+ &zero_address_frag, 0);
pseudo_set (symbol_get_tc (ext_sym)->u.size);
}
}
symbol_set_value_now (dwss->end_exp.X_add_symbol);
}
}
+ ppc_cpu = 0;
}
#endif /* OBJ_XCOFF */
}
#endif /* defined (OBJ_XCOFF) || defined (OBJ_ELF) */
\f
-#ifdef TE_PE
-
-/* Pseudo-ops specific to the Windows NT PowerPC PE (coff) format. */
-
-/* Set the current section. */
-static void
-ppc_set_current_section (segT new)
-{
- ppc_previous_section = ppc_current_section;
- ppc_current_section = new;
-}
-
-/* pseudo-op: .previous
- behaviour: toggles the current section with the previous section.
- errors: None
- warnings: "No previous section" */
-
-static void
-ppc_previous (int ignore ATTRIBUTE_UNUSED)
-{
- if (ppc_previous_section == NULL)
- {
- as_warn (_("no previous section to return to, ignored."));
- return;
- }
-
- subseg_set (ppc_previous_section, 0);
-
- ppc_set_current_section (ppc_previous_section);
-}
-
-/* pseudo-op: .pdata
- behaviour: predefined read only data section
- double word aligned
- errors: None
- warnings: None
- initial: .section .pdata "adr3"
- a - don't know -- maybe a misprint
- d - initialized data
- r - readable
- 3 - double word aligned (that would be 4 byte boundary)
-
- commentary:
- Tag index tables (also known as the function table) for exception
- handling, debugging, etc. */
-
-static void
-ppc_pdata (int ignore ATTRIBUTE_UNUSED)
-{
- if (pdata_section == 0)
- {
- pdata_section = subseg_new (".pdata", 0);
-
- bfd_set_section_flags (stdoutput, pdata_section,
- (SEC_ALLOC | SEC_LOAD | SEC_RELOC
- | SEC_READONLY | SEC_DATA ));
-
- bfd_set_section_alignment (stdoutput, pdata_section, 2);
- }
- else
- {
- pdata_section = subseg_new (".pdata", 0);
- }
- ppc_set_current_section (pdata_section);
-}
-
-/* pseudo-op: .ydata
- behaviour: predefined read only data section
- double word aligned
- errors: None
- warnings: None
- initial: .section .ydata "drw3"
- a - don't know -- maybe a misprint
- d - initialized data
- r - readable
- 3 - double word aligned (that would be 4 byte boundary)
- commentary:
- Tag tables (also known as the scope table) for exception handling,
- debugging, etc. */
-
-static void
-ppc_ydata (int ignore ATTRIBUTE_UNUSED)
-{
- if (ydata_section == 0)
- {
- ydata_section = subseg_new (".ydata", 0);
- bfd_set_section_flags (stdoutput, ydata_section,
- (SEC_ALLOC | SEC_LOAD | SEC_RELOC
- | SEC_READONLY | SEC_DATA ));
-
- bfd_set_section_alignment (stdoutput, ydata_section, 3);
- }
- else
- {
- ydata_section = subseg_new (".ydata", 0);
- }
- ppc_set_current_section (ydata_section);
-}
-
-/* pseudo-op: .reldata
- behaviour: predefined read write data section
- double word aligned (4-byte)
- FIXME: relocation is applied to it
- FIXME: what's the difference between this and .data?
- errors: None
- warnings: None
- initial: .section .reldata "drw3"
- d - initialized data
- r - readable
- w - writable
- 3 - double word aligned (that would be 8 byte boundary)
-
- commentary:
- Like .data, but intended to hold data subject to relocation, such as
- function descriptors, etc. */
-
-static void
-ppc_reldata (int ignore ATTRIBUTE_UNUSED)
-{
- if (reldata_section == 0)
- {
- reldata_section = subseg_new (".reldata", 0);
-
- bfd_set_section_flags (stdoutput, reldata_section,
- (SEC_ALLOC | SEC_LOAD | SEC_RELOC
- | SEC_DATA));
-
- bfd_set_section_alignment (stdoutput, reldata_section, 2);
- }
- else
- {
- reldata_section = subseg_new (".reldata", 0);
- }
- ppc_set_current_section (reldata_section);
-}
-
-/* pseudo-op: .rdata
- behaviour: predefined read only data section
- double word aligned
- errors: None
- warnings: None
- initial: .section .rdata "dr3"
- d - initialized data
- r - readable
- 3 - double word aligned (that would be 4 byte boundary) */
-
-static void
-ppc_rdata (int ignore ATTRIBUTE_UNUSED)
-{
- if (rdata_section == 0)
- {
- rdata_section = subseg_new (".rdata", 0);
- bfd_set_section_flags (stdoutput, rdata_section,
- (SEC_ALLOC | SEC_LOAD | SEC_RELOC
- | SEC_READONLY | SEC_DATA ));
-
- bfd_set_section_alignment (stdoutput, rdata_section, 2);
- }
- else
- {
- rdata_section = subseg_new (".rdata", 0);
- }
- ppc_set_current_section (rdata_section);
-}
-
-/* pseudo-op: .ualong
- behaviour: much like .int, with the exception that no alignment is
- performed.
- FIXME: test the alignment statement
- errors: None
- warnings: None */
-
-static void
-ppc_ualong (int ignore ATTRIBUTE_UNUSED)
-{
- /* Try for long. */
- cons (4);
-}
-
-/* pseudo-op: .znop <symbol name>
- behaviour: Issue a nop instruction
- Issue a IMAGE_REL_PPC_IFGLUE relocation against it, using
- the supplied symbol name.
- errors: None
- warnings: Missing symbol name */
-
-static void
-ppc_znop (int ignore ATTRIBUTE_UNUSED)
-{
- unsigned long insn;
- const struct powerpc_opcode *opcode;
- char *f;
- symbolS *sym;
- char *symbol_name;
- char c;
- char *name;
-
- /* Strip out the symbol name. */
- c = get_symbol_name (&symbol_name);
-
- name = xstrdup (symbol_name);
-
- sym = symbol_find_or_make (name);
-
- *input_line_pointer = c;
-
- SKIP_WHITESPACE_AFTER_NAME ();
-
- /* Look up the opcode in the hash table. */
- opcode = (const struct powerpc_opcode *) hash_find (ppc_hash, "nop");
-
- /* Stick in the nop. */
- insn = opcode->opcode;
-
- /* Write out the instruction. */
- f = frag_more (4);
- md_number_to_chars (f, insn, 4);
- fix_new (frag_now,
- f - frag_now->fr_literal,
- 4,
- sym,
- 0,
- 0,
- BFD_RELOC_16_GOT_PCREL);
-
-}
-
-/* pseudo-op:
- behaviour:
- errors:
- warnings: */
-
-static void
-ppc_pe_comm (int lcomm)
-{
- char *name;
- char c;
- char *p;
- offsetT temp;
- symbolS *symbolP;
- offsetT align;
-
- c = get_symbol_name (&name);
-
- /* just after name is now '\0'. */
- p = input_line_pointer;
- *p = c;
- SKIP_WHITESPACE_AFTER_NAME ();
- if (*input_line_pointer != ',')
- {
- as_bad (_("expected comma after symbol-name: rest of line ignored."));
- ignore_rest_of_line ();
- return;
- }
-
- input_line_pointer++; /* skip ',' */
- if ((temp = get_absolute_expression ()) < 0)
- {
- as_warn (_(".COMMon length (%ld.) <0! Ignored."), (long) temp);
- ignore_rest_of_line ();
- return;
- }
-
- if (! lcomm)
- {
- /* The third argument to .comm is the alignment. */
- if (*input_line_pointer != ',')
- align = 3;
- else
- {
- ++input_line_pointer;
- align = get_absolute_expression ();
- if (align <= 0)
- {
- as_warn (_("ignoring bad alignment"));
- align = 3;
- }
- }
- }
-
- *p = 0;
- symbolP = symbol_find_or_make (name);
-
- *p = c;
- if (S_IS_DEFINED (symbolP) && ! S_IS_COMMON (symbolP))
- {
- as_bad (_("ignoring attempt to re-define symbol `%s'."),
- S_GET_NAME (symbolP));
- ignore_rest_of_line ();
- return;
- }
-
- if (S_GET_VALUE (symbolP))
- {
- if (S_GET_VALUE (symbolP) != (valueT) temp)
- as_bad (_("length of .comm \"%s\" is already %ld. Not changed to %ld."),
- S_GET_NAME (symbolP),
- (long) S_GET_VALUE (symbolP),
- (long) temp);
- }
- else
- {
- S_SET_VALUE (symbolP, (valueT) temp);
- S_SET_EXTERNAL (symbolP);
- S_SET_SEGMENT (symbolP, bfd_com_section_ptr);
- }
-
- demand_empty_rest_of_line ();
-}
-
-/*
- * implement the .section pseudo op:
- * .section name {, "flags"}
- * ^ ^
- * | +--- optional flags: 'b' for bss
- * | 'i' for info
- * +-- section name 'l' for lib
- * 'n' for noload
- * 'o' for over
- * 'w' for data
- * 'd' (apparently m88k for data)
- * 'x' for text
- * But if the argument is not a quoted string, treat it as a
- * subsegment number.
- *
- * FIXME: this is a copy of the section processing from obj-coff.c, with
- * additions/changes for the moto-pas assembler support. There are three
- * categories:
- *
- * FIXME: I just noticed this. This doesn't work at all really. It it
- * setting bits that bfd probably neither understands or uses. The
- * correct approach (?) will have to incorporate extra fields attached
- * to the section to hold the system specific stuff. (krk)
- *
- * Section Contents:
- * 'a' - unknown - referred to in documentation, but no definition supplied
- * 'c' - section has code
- * 'd' - section has initialized data
- * 'u' - section has uninitialized data
- * 'i' - section contains directives (info)
- * 'n' - section can be discarded
- * 'R' - remove section at link time
- *
- * Section Protection:
- * 'r' - section is readable
- * 'w' - section is writable
- * 'x' - section is executable
- * 's' - section is sharable
- *
- * Section Alignment:
- * '0' - align to byte boundary
- * '1' - align to halfword boundary
- * '2' - align to word boundary
- * '3' - align to doubleword boundary
- * '4' - align to quadword boundary
- * '5' - align to 32 byte boundary
- * '6' - align to 64 byte boundary
- *
- */
-
-void
-ppc_pe_section (int ignore ATTRIBUTE_UNUSED)
-{
- /* Strip out the section name. */
- char *section_name;
- char c;
- char *name;
- unsigned int exp;
- flagword flags;
- segT sec;
- int align;
-
- c = get_symbol_name (§ion_name);
-
- name = xstrdup (section_name);
-
- *input_line_pointer = c;
-
- SKIP_WHITESPACE_AFTER_NAME ();
-
- exp = 0;
- flags = SEC_NO_FLAGS;
-
- if (strcmp (name, ".idata$2") == 0)
- {
- align = 0;
- }
- else if (strcmp (name, ".idata$3") == 0)
- {
- align = 0;
- }
- else if (strcmp (name, ".idata$4") == 0)
- {
- align = 2;
- }
- else if (strcmp (name, ".idata$5") == 0)
- {
- align = 2;
- }
- else if (strcmp (name, ".idata$6") == 0)
- {
- align = 1;
- }
- else
- /* Default alignment to 16 byte boundary. */
- align = 4;
-
- if (*input_line_pointer == ',')
- {
- ++input_line_pointer;
- SKIP_WHITESPACE ();
- if (*input_line_pointer != '"')
- exp = get_absolute_expression ();
- else
- {
- ++input_line_pointer;
- while (*input_line_pointer != '"'
- && ! is_end_of_line[(unsigned char) *input_line_pointer])
- {
- switch (*input_line_pointer)
- {
- /* Section Contents */
- case 'a': /* unknown */
- as_bad (_("unsupported section attribute -- 'a'"));
- break;
- case 'c': /* code section */
- flags |= SEC_CODE;
- break;
- case 'd': /* section has initialized data */
- flags |= SEC_DATA;
- break;
- case 'u': /* section has uninitialized data */
- /* FIXME: This is IMAGE_SCN_CNT_UNINITIALIZED_DATA
- in winnt.h */
- flags |= SEC_ROM;
- break;
- case 'i': /* section contains directives (info) */
- /* FIXME: This is IMAGE_SCN_LNK_INFO
- in winnt.h */
- flags |= SEC_HAS_CONTENTS;
- break;
- case 'n': /* section can be discarded */
- flags &=~ SEC_LOAD;
- break;
- case 'R': /* Remove section at link time */
- flags |= SEC_NEVER_LOAD;
- break;
-#if IFLICT_BRAIN_DAMAGE
- /* Section Protection */
- case 'r': /* section is readable */
- flags |= IMAGE_SCN_MEM_READ;
- break;
- case 'w': /* section is writable */
- flags |= IMAGE_SCN_MEM_WRITE;
- break;
- case 'x': /* section is executable */
- flags |= IMAGE_SCN_MEM_EXECUTE;
- break;
- case 's': /* section is sharable */
- flags |= IMAGE_SCN_MEM_SHARED;
- break;
-
- /* Section Alignment */
- case '0': /* align to byte boundary */
- flags |= IMAGE_SCN_ALIGN_1BYTES;
- align = 0;
- break;
- case '1': /* align to halfword boundary */
- flags |= IMAGE_SCN_ALIGN_2BYTES;
- align = 1;
- break;
- case '2': /* align to word boundary */
- flags |= IMAGE_SCN_ALIGN_4BYTES;
- align = 2;
- break;
- case '3': /* align to doubleword boundary */
- flags |= IMAGE_SCN_ALIGN_8BYTES;
- align = 3;
- break;
- case '4': /* align to quadword boundary */
- flags |= IMAGE_SCN_ALIGN_16BYTES;
- align = 4;
- break;
- case '5': /* align to 32 byte boundary */
- flags |= IMAGE_SCN_ALIGN_32BYTES;
- align = 5;
- break;
- case '6': /* align to 64 byte boundary */
- flags |= IMAGE_SCN_ALIGN_64BYTES;
- align = 6;
- break;
-#endif
- default:
- as_bad (_("unknown section attribute '%c'"),
- *input_line_pointer);
- break;
- }
- ++input_line_pointer;
- }
- if (*input_line_pointer == '"')
- ++input_line_pointer;
- }
- }
-
- sec = subseg_new (name, (subsegT) exp);
-
- ppc_set_current_section (sec);
-
- if (flags != SEC_NO_FLAGS)
- {
- if (! bfd_set_section_flags (stdoutput, sec, flags))
- as_bad (_("error setting flags for \"%s\": %s"),
- bfd_section_name (stdoutput, sec),
- bfd_errmsg (bfd_get_error ()));
- }
-
- bfd_set_section_alignment (stdoutput, sec, align);
-}
-
-static void
-ppc_pe_function (int ignore ATTRIBUTE_UNUSED)
-{
- char *name;
- char endc;
- symbolS *ext_sym;
-
- endc = get_symbol_name (&name);
-
- ext_sym = symbol_find_or_make (name);
-
- (void) restore_line_pointer (endc);
-
- S_SET_DATA_TYPE (ext_sym, DT_FCN << N_BTSHFT);
- SF_SET_FUNCTION (ext_sym);
- SF_SET_PROCESS (ext_sym);
- coff_add_linesym (ext_sym);
-
- demand_empty_rest_of_line ();
-}
-
-static void
-ppc_pe_tocd (int ignore ATTRIBUTE_UNUSED)
-{
- if (tocdata_section == 0)
- {
- tocdata_section = subseg_new (".tocd", 0);
- /* FIXME: section flags won't work. */
- bfd_set_section_flags (stdoutput, tocdata_section,
- (SEC_ALLOC | SEC_LOAD | SEC_RELOC
- | SEC_READONLY | SEC_DATA));
-
- bfd_set_section_alignment (stdoutput, tocdata_section, 2);
- }
- else
- {
- rdata_section = subseg_new (".tocd", 0);
- }
-
- ppc_set_current_section (tocdata_section);
-
- demand_empty_rest_of_line ();
-}
-
-/* Don't adjust TOC relocs to use the section symbol. */
-
-int
-ppc_pe_fix_adjustable (fixS *fix)
-{
- return fix->fx_r_type != BFD_RELOC_PPC_TOC16;
-}
-
-#endif
-\f
#ifdef OBJ_XCOFF
/* XCOFF specific symbol and file handling. */
as_bad (_("unrecognized symbol suffix"));
}
-/* Set the class of a label based on where it is defined. This
- handles symbols without suffixes. Also, move the symbol so that it
- follows the csect symbol. */
-
-void
-ppc_frob_label (symbolS *sym)
-{
- if (ppc_current_csect != (symbolS *) NULL)
- {
- if (symbol_get_tc (sym)->symbol_class == -1)
- symbol_get_tc (sym)->symbol_class = symbol_get_tc (ppc_current_csect)->symbol_class;
-
- symbol_remove (sym, &symbol_rootP, &symbol_lastP);
- symbol_append (sym, symbol_get_tc (ppc_current_csect)->within,
- &symbol_rootP, &symbol_lastP);
- symbol_get_tc (ppc_current_csect)->within = sym;
- symbol_get_tc (sym)->within = ppc_current_csect;
- }
-
-#ifdef OBJ_ELF
- dwarf2_emit_label (sym);
-#endif
-}
-
/* This variable is set by ppc_frob_symbol if any absolute symbols are
seen. It tells ppc_adjust_symtab whether it needs to look through
the symbols. */
/* This is a csect symbol. x_scnlen is the size of the
csect. */
if (symbol_get_tc (sym)->next == (symbolS *) NULL)
- a->x_csect.x_scnlen.l = (bfd_section_size (stdoutput,
- S_GET_SEGMENT (sym))
+ a->x_csect.x_scnlen.l = (bfd_section_size (S_GET_SEGMENT (sym))
- S_GET_VALUE (sym));
else
{
|| symbol_get_tc (next)->symbol_class != XMC_TC)
{
if (ppc_after_toc_frag == (fragS *) NULL)
- a->x_csect.x_scnlen.l = (bfd_section_size (stdoutput,
- data_section)
+ a->x_csect.x_scnlen.l = (bfd_section_size (data_section)
- S_GET_VALUE (sym));
else
a->x_csect.x_scnlen.l = (ppc_after_toc_frag->fr_address
continue;
csect = symbol_create (".abs[XO]", absolute_section,
- S_GET_VALUE (sym), &zero_address_frag);
+ &zero_address_frag, S_GET_VALUE (sym));
symbol_get_bfdsym (csect)->value = S_GET_VALUE (sym);
S_SET_STORAGE_CLASS (csect, C_HIDEXT);
i = S_GET_NUMBER_AUXILIARY (csect);
static bfd_vma vma = 0;
/* Dwarf sections start at 0. */
- if (bfd_get_section_flags (NULL, sec) & SEC_DEBUGGING)
+ if (bfd_section_flags (sec) & SEC_DEBUGGING)
return;
vma = md_section_align (sec, vma);
- bfd_set_section_vma (stdoutput, sec, vma);
- vma += bfd_section_size (stdoutput, sec);
+ bfd_set_section_vma (sec, vma);
+ vma += bfd_section_size (sec);
}
#endif /* OBJ_XCOFF */
#ifdef OBJ_ELF
return addr;
#else
- int align = bfd_get_section_alignment (stdoutput, seg);
+ int align = bfd_section_alignment (seg);
return ((addr + (1 << align) - 1) & -(1 << align));
#endif
return 0;
/* Always adjust symbols in debugging sections. */
- if (bfd_get_section_flags (stdoutput, symseg) & SEC_DEBUGGING)
+ if (bfd_section_flags (symseg) & SEC_DEBUGGING)
return 1;
if (ppc_toc_csect != (symbolS *) NULL
return generic_force_reloc (fix);
}
-
-void
-ppc_new_dot_label (symbolS *sym)
-{
- /* Anchor this label to the current csect for relocations. */
- symbol_get_tc (sym)->within = ppc_current_csect;
-}
-
#endif /* OBJ_XCOFF */
#ifdef OBJ_ELF
if (fix->fx_addsy)
{
asymbol *bfdsym = symbol_get_bfdsym (fix->fx_addsy);
- elf_symbol_type *elfsym
- = elf_symbol_from (bfd_asymbol_bfd (bfdsym), bfdsym);
+ elf_symbol_type *elfsym = elf_symbol_from (bfdsym);
gas_assert (elfsym);
if ((STO_PPC64_LOCAL_MASK & elfsym->internal_elf_sym.st_other) != 0)
return 1;
}
if (fix->fx_r_type >= BFD_RELOC_PPC_TLS
- && fix->fx_r_type <= BFD_RELOC_PPC64_DTPREL16_HIGHESTA)
+ && fix->fx_r_type <= BFD_RELOC_PPC64_TLS_PCREL)
return 1;
return generic_force_reloc (fix);
if (fix->fx_addsy)
{
asymbol *bfdsym = symbol_get_bfdsym (fix->fx_addsy);
- elf_symbol_type *elfsym
- = elf_symbol_from (bfd_asymbol_bfd (bfdsym), bfdsym);
+ elf_symbol_type *elfsym = elf_symbol_from (bfdsym);
gas_assert (elfsym);
if ((STO_PPC64_LOCAL_MASK & elfsym->internal_elf_sym.st_other) != 0)
return 0;
&& fix->fx_r_type != BFD_RELOC_HI16_S_GOTOFF
&& fix->fx_r_type != BFD_RELOC_PPC64_GOT16_DS
&& fix->fx_r_type != BFD_RELOC_PPC64_GOT16_LO_DS
+ && fix->fx_r_type != BFD_RELOC_PPC64_GOT_PCREL34
+ && fix->fx_r_type != BFD_RELOC_24_PLT_PCREL
+ && fix->fx_r_type != BFD_RELOC_32_PLTOFF
+ && fix->fx_r_type != BFD_RELOC_32_PLT_PCREL
+ && fix->fx_r_type != BFD_RELOC_LO16_PLTOFF
+ && fix->fx_r_type != BFD_RELOC_HI16_PLTOFF
+ && fix->fx_r_type != BFD_RELOC_HI16_S_PLTOFF
+ && fix->fx_r_type != BFD_RELOC_64_PLTOFF
+ && fix->fx_r_type != BFD_RELOC_64_PLT_PCREL
+ && fix->fx_r_type != BFD_RELOC_PPC64_PLT16_LO_DS
+ && fix->fx_r_type != BFD_RELOC_PPC64_PLT_PCREL34
+ && fix->fx_r_type != BFD_RELOC_PPC64_PLTGOT16
+ && fix->fx_r_type != BFD_RELOC_PPC64_PLTGOT16_LO
+ && fix->fx_r_type != BFD_RELOC_PPC64_PLTGOT16_HI
+ && fix->fx_r_type != BFD_RELOC_PPC64_PLTGOT16_HA
+ && fix->fx_r_type != BFD_RELOC_PPC64_PLTGOT16_DS
+ && fix->fx_r_type != BFD_RELOC_PPC64_PLTGOT16_LO_DS
&& fix->fx_r_type != BFD_RELOC_GPREL16
+ && fix->fx_r_type != BFD_RELOC_PPC_VLE_SDAREL_LO16A
+ && fix->fx_r_type != BFD_RELOC_PPC_VLE_SDAREL_HI16A
+ && fix->fx_r_type != BFD_RELOC_PPC_VLE_SDAREL_HA16A
&& fix->fx_r_type != BFD_RELOC_VTABLE_INHERIT
&& fix->fx_r_type != BFD_RELOC_VTABLE_ENTRY
&& !(fix->fx_r_type >= BFD_RELOC_PPC_TLS
- && fix->fx_r_type <= BFD_RELOC_PPC64_DTPREL16_HIGHESTA));
+ && fix->fx_r_type <= BFD_RELOC_PPC64_TLS_PCREL));
}
#endif
fragP->insn_addr + 1);
}
-/* Implement HANDLE_ALIGN. This writes the NOP pattern into an
- rs_align_code frag. */
+/* rs_align_code frag handling. */
+
+enum ppc_nop_encoding_for_rs_align_code
+{
+ PPC_NOP_VANILLA,
+ PPC_NOP_VLE,
+ PPC_NOP_GROUP_P6,
+ PPC_NOP_GROUP_P7
+};
+
+unsigned int
+ppc_nop_select (void)
+{
+ if ((ppc_cpu & PPC_OPCODE_VLE) != 0)
+ return PPC_NOP_VLE;
+ if ((ppc_cpu & (PPC_OPCODE_POWER9 | PPC_OPCODE_E500MC)) == 0)
+ {
+ if ((ppc_cpu & PPC_OPCODE_POWER7) != 0)
+ return PPC_NOP_GROUP_P7;
+ if ((ppc_cpu & PPC_OPCODE_POWER6) != 0)
+ return PPC_NOP_GROUP_P6;
+ }
+ return PPC_NOP_VANILLA;
+}
void
ppc_handle_align (struct frag *fragP)
{
valueT count = (fragP->fr_next->fr_address
- (fragP->fr_address + fragP->fr_fix));
+ char *dest = fragP->fr_literal + fragP->fr_fix;
+ enum ppc_nop_encoding_for_rs_align_code nop_select = *dest & 0xff;
- if ((ppc_cpu & PPC_OPCODE_VLE) != 0 && count != 0 && (count & 1) == 0)
+ /* Pad with zeros if not inserting a whole number of instructions.
+ We could pad with zeros up to an instruction boundary then follow
+ with nops but odd counts indicate data in an executable section
+ so padding with zeros is most appropriate. */
+ if (count == 0
+ || (nop_select == PPC_NOP_VLE ? (count & 1) != 0 : (count & 3) != 0))
+ {
+ *dest = 0;
+ return;
+ }
+
+ if (nop_select == PPC_NOP_VLE)
{
- char *dest = fragP->fr_literal + fragP->fr_fix;
fragP->fr_var = 2;
md_number_to_chars (dest, 0x4400, 2);
}
- else if (count != 0 && (count & 3) == 0)
+ else
{
- char *dest = fragP->fr_literal + fragP->fr_fix;
-
fragP->fr_var = 4;
if (count > 4 * nop_limit && count < 0x2000000)
md_number_to_chars (dest, 0x60000000, 4);
- if ((ppc_cpu & PPC_OPCODE_POWER6) != 0
- && (ppc_cpu & PPC_OPCODE_POWER9) == 0)
+ if (nop_select >= PPC_NOP_GROUP_P6)
{
/* For power6, power7, and power8, we want the last nop to
be a group terminating one. Do this by inserting an
dest = group_nop->fr_literal;
}
- if ((ppc_cpu & PPC_OPCODE_POWER7) != 0)
- {
- if (ppc_cpu & PPC_OPCODE_E500MC)
- /* e500mc group terminating nop: "ori 0,0,0". */
- md_number_to_chars (dest, 0x60000000, 4);
- else
- /* power7/power8 group terminating nop: "ori 2,2,0". */
- md_number_to_chars (dest, 0x60420000, 4);
- }
- else
+ if (nop_select == PPC_NOP_GROUP_P6)
/* power6 group terminating nop: "ori 1,1,0". */
md_number_to_chars (dest, 0x60210000, 4);
+ else
+ /* power7/power8 group terminating nop: "ori 2,2,0". */
+ md_number_to_chars (dest, 0x60420000, 4);
}
}
}
fixP->fx_r_type = BFD_RELOC_PPC64_REL16_HIGHESTA;
break;
+ case BFD_RELOC_PPC64_ADDR16_HIGHER34:
+ fixP->fx_r_type = BFD_RELOC_PPC64_REL16_HIGHER34;
+ break;
+
+ case BFD_RELOC_PPC64_ADDR16_HIGHERA34:
+ fixP->fx_r_type = BFD_RELOC_PPC64_REL16_HIGHERA34;
+ break;
+
+ case BFD_RELOC_PPC64_ADDR16_HIGHEST34:
+ fixP->fx_r_type = BFD_RELOC_PPC64_REL16_HIGHEST34;
+ break;
+
+ case BFD_RELOC_PPC64_ADDR16_HIGHESTA34:
+ fixP->fx_r_type = BFD_RELOC_PPC64_REL16_HIGHESTA34;
+ break;
+
case BFD_RELOC_PPC_16DX_HA:
fixP->fx_r_type = BFD_RELOC_PPC_REL16DX_HA;
break;
+ case BFD_RELOC_PPC64_D34:
+ fixP->fx_r_type = BFD_RELOC_PPC64_PCREL34;
+ break;
+
+ case BFD_RELOC_PPC64_D28:
+ fixP->fx_r_type = BFD_RELOC_PPC64_PCREL28;
+ break;
+
default:
break;
}
case BFD_RELOC_PPC64_DTPREL16_HIGHERA:
case BFD_RELOC_PPC64_DTPREL16_HIGHEST:
case BFD_RELOC_PPC64_DTPREL16_HIGHESTA:
+ case BFD_RELOC_PPC64_TPREL34:
+ case BFD_RELOC_PPC64_DTPREL34:
+ case BFD_RELOC_PPC64_GOT_TLSGD_PCREL34:
+ case BFD_RELOC_PPC64_GOT_TLSLD_PCREL34:
+ case BFD_RELOC_PPC64_GOT_TPREL_PCREL34:
+ case BFD_RELOC_PPC64_GOT_DTPREL_PCREL34:
gas_assert (fixP->fx_addsy != NULL);
S_SET_THREAD_LOCAL (fixP->fx_addsy);
fieldval = 0;
case BFD_RELOC_PPC_VLE_SDAREL_HI16D:
case BFD_RELOC_PPC_VLE_SDAREL_HA16A:
case BFD_RELOC_PPC_VLE_SDAREL_HA16D:
+ case BFD_RELOC_PPC64_GOT_PCREL34:
+ case BFD_RELOC_PPC64_PLT_PCREL34:
gas_assert (fixP->fx_addsy != NULL);
/* Fallthru */
case BFD_RELOC_PPC_TLS:
case BFD_RELOC_PPC_TLSGD:
case BFD_RELOC_PPC_TLSLD:
+ case BFD_RELOC_PPC64_TLS_PCREL:
fieldval = 0;
break;
#endif
#else
#define APPLY_RELOC 1
#endif
+ /* We need to call the insert function even when fieldval is
+ zero if the insert function would translate that zero to a
+ bit pattern other than all zeros. */
if ((fieldval != 0 && APPLY_RELOC) || operand->insert != NULL)
{
- unsigned long insn;
+ uint64_t insn;
unsigned char *where;
/* Fetch the instruction, insert the fully resolved operand
where = (unsigned char *) fixP->fx_frag->fr_literal + fixP->fx_where;
if (target_big_endian)
{
- if (fixP->fx_size == 4)
- insn = bfd_getb32 (where);
- else
+ if (fixP->fx_size < 4)
insn = bfd_getb16 (where);
+ else
+ {
+ insn = bfd_getb32 (where);
+ if (fixP->fx_size > 4)
+ insn = insn << 32 | bfd_getb32 (where + 4);
+ }
}
else
{
- if (fixP->fx_size == 4)
- insn = bfd_getl32 (where);
- else
+ if (fixP->fx_size < 4)
insn = bfd_getl16 (where);
+ else
+ {
+ insn = bfd_getl32 (where);
+ if (fixP->fx_size > 4)
+ insn = insn << 32 | bfd_getl32 (where + 4);
+ }
}
insn = ppc_insert_operand (insn, operand, fieldval,
fixP->tc_fix_data.ppc_cpu,
fixP->fx_file, fixP->fx_line);
if (target_big_endian)
{
- if (fixP->fx_size == 4)
- bfd_putb32 (insn, where);
- else
+ if (fixP->fx_size < 4)
bfd_putb16 (insn, where);
+ else
+ {
+ if (fixP->fx_size > 4)
+ {
+ bfd_putb32 (insn, where + 4);
+ insn >>= 32;
+ }
+ bfd_putb32 (insn, where);
+ }
}
else
{
- if (fixP->fx_size == 4)
- bfd_putl32 (insn, where);
- else
+ if (fixP->fx_size < 4)
bfd_putl16 (insn, where);
+ else
+ {
+ if (fixP->fx_size > 4)
+ {
+ bfd_putl32 (insn, where + 4);
+ insn >>= 32;
+ }
+ bfd_putl32 (insn, where);
+ }
}
}
case BFD_RELOC_PPC64_TPREL16_HIGHERA:
case BFD_RELOC_PPC64_TPREL16_HIGHEST:
case BFD_RELOC_PPC64_TPREL16_HIGHESTA:
+ case BFD_RELOC_PPC64_TLS_PCREL:
fixP->fx_done = 0;
break;
#endif
fixP->fx_addnumber = 0;
else
{
-#ifdef TE_PE
- fixP->fx_addnumber = 0;
-#else
/* We want to use the offset within the toc, not the actual VMA
of the symbol. */
- fixP->fx_addnumber =
- - bfd_get_section_vma (stdoutput, S_GET_SEGMENT (fixP->fx_addsy))
- - S_GET_VALUE (ppc_toc_csect);
+ fixP->fx_addnumber = (- bfd_section_vma (S_GET_SEGMENT (fixP->fx_addsy))
+ - S_GET_VALUE (ppc_toc_csect));
/* Set *valP to avoid errors. */
*valP = value;
-#endif
}
#endif
}
reloc->sym_ptr_ptr = XNEW (asymbol *);
*reloc->sym_ptr_ptr = symbol_get_bfdsym (fixp->fx_addsy);
reloc->address = fixp->fx_frag->fr_address + fixp->fx_where;
+ /* BFD_RELOC_PPC64_TLS_PCREL generates R_PPC64_TLS with an odd r_offset. */
+ if (fixp->fx_r_type == BFD_RELOC_PPC64_TLS_PCREL)
+ reloc->address++;
reloc->howto = bfd_reloc_type_lookup (stdoutput, fixp->fx_r_type);
if (reloc->howto == (reloc_howto_type *) NULL)
{