Add gas -mrelax and -mno-relax option.
Add R_LARCH_RELAX reloc for instrction if it can be relaxed.
ADD R_LARCH_ALIGN reloc for align pseudo instruction because relax.
Add ADD/SUB reloc pair for debug and exception data to calculate symbol
substraction because relax.
gas/ChangeLog:
* config/tc-loongarch.c:
(struct loongarch_cl_insn): New macro_id member.
(enum options): New OPTION_RELAX and OPTION_NO_RELAX.
(struct option): New mrelax and mno-relax.
(md_parse_option): Likewise.
(get_internal_label):
(loongarch_args_parser_can_match_arg_helper): Generate relax reloc.
(move_insn): Set fx_frag and fx_where if exist.
(append_fixp_and_insn): Call frag_wane and frag_new for linker relax
relocs.
(loongarch_assemble_INSNs): New loongarch_cl_insn pointer parameter.
(md_assemble): Fix function call.
(fix_reloc_insn): Likewise.
(md_apply_fix): Generate ADD/SUB reloc pair for debug and exception
data.
(loongarch_fix_adjustable): Delete.
(md_convert_frag): Generate new fix.
(loongarch_pre_output_hook): New function.
(loongarch_make_nops): Likewise.
(loongarch_frag_align_code): Likewise.
(loongarch_insert_uleb128_fixes): Likewise.
(loongarch_md_finish): Likewise.
* config/tc-loongarch.h
(md_allow_local_subtract): New macro define.
(loongarch_frag_align_code): New declare.
(md_do_align): Likewise.
(loongarch_fix_adjustable): Delete.
(tc_fix_adjustable): New macro define.
(TC_FORCE_RELOCATION_SUB_SAME): Likewise.
(TC_LINKRELAX_FIXUP): Likewise.
(TC_FORCE_RELOCATION_LOCAL): Likewise.
(DWARF2_USE_FIXED_ADVANCE_PC): Likewise.
(MD_APPLY_SYM_VALUE): Likewise.
(tc_symbol_new_hook): New extern.
(NOP_OPCODE): Delete.
(loongarch_pre_output_hook): New macro define.
(md_pre_output_hook): Likewise.
(md_finish): Likewise.
(loongarch_md_finish): New extern.
* testsuite/gas/all/align.d: Mark as unsupported on LoongArch.
* testsuite/gas/all/gas.exp: Xfail loongarch*-*.
* testsuite/gas/all/relax.d: Likewise.
* testsuite/gas/elf/dwarf-5-irp.d: Likewise.
* testsuite/gas/elf/dwarf-5-loc0.d: Likewise.
* testsuite/gas/elf/dwarf-5-macro-include.d: Likewise.
* testsuite/gas/elf/dwarf-5-macro.d: Likewise.
* testsuite/gas/elf/dwarf2-11.d: Likewise.
* testsuite/gas/elf/dwarf2-15.d: Likewise.
* testsuite/gas/elf/dwarf2-16.d: Likewise.
* testsuite/gas/elf/dwarf2-17.d: Likewise.
* testsuite/gas/elf/dwarf2-18.d: Likewise.
* testsuite/gas/elf/dwarf2-19.d: Likewise.
* testsuite/gas/elf/dwarf2-5.d: Likewise.
* testsuite/gas/elf/ehopt0.d: Likewise.
* testsuite/gas/elf/elf.exp: Likewise.
* testsuite/gas/elf/section11.d: Likewise.
* testsuite/gas/lns/lns.exp: Likewise.
* testsuite/gas/loongarch/jmp_op.d: Regenerated.
* testsuite/gas/loongarch/li.d: Likewise.
* testsuite/gas/loongarch/macro_op.d: Likewise.
* testsuite/gas/loongarch/macro_op_32.d: Likewise.
* testsuite/gas/loongarch/macro_op_large_abs.d: Likewise.
* testsuite/gas/loongarch/macro_op_large_pc.d: Likewise.
* testsuite/gas/loongarch/relax_align.d: New test.
* testsuite/gas/loongarch/relax_align.s: New test.
* testsuite/gas/loongarch/uleb128.d: New test.
* testsuite/gas/loongarch/uleb128.s: New test.
see <http://www.gnu.org/licenses/>. */
#include "as.h"
+#include "subsegs.h"
#include "dw2gencfi.h"
#include "loongarch-lex.h"
#include "elf/loongarch.h"
#include <string.h>
#include <stdio.h>
#include <assert.h>
+#include "libbfd.h"
/* All information about an instruction during assemble. */
struct loongarch_cl_insn
long where;
/* The relocs associated with the instruction, if any. */
fixS *fixp[MAX_RELOC_NUMBER_A_INSN];
+ long macro_id;
};
#ifndef DEFAULT_ARCH
OPTION_LA_LOCAL_WITH_ABS,
OPTION_LA_GLOBAL_WITH_PCREL,
OPTION_LA_GLOBAL_WITH_ABS,
+ OPTION_RELAX,
+ OPTION_NO_RELAX,
OPTION_END_OF_ENUM,
};
{ "mla-global-with-pcrel", no_argument, NULL, OPTION_LA_GLOBAL_WITH_PCREL },
{ "mla-global-with-abs", no_argument, NULL, OPTION_LA_GLOBAL_WITH_ABS },
+ { "mrelax", no_argument, NULL, OPTION_RELAX },
+ { "mno-relax", no_argument, NULL, OPTION_NO_RELAX },
+
{ NULL, no_argument, NULL, 0 }
};
LARCH_opts.ase_gabs = 1;
break;
+ case OPTION_RELAX:
+ LARCH_opts.relax = 1;
+ break;
+
+ case OPTION_NO_RELAX:
+ LARCH_opts.relax = 0;
+ break;
+
case OPTION_IGNORE:
break;
int augend /* 0 for previous, 1 for next. */)
{
assert (label < INTERNAL_LABEL_SPECIAL);
- if (augend == 0 && internal_label_count[label] == 0)
as_fatal (_("internal error: we have no internal label yet"));
label_expr->X_op = O_symbol;
label_expr->X_add_symbol =
as_fatal (
_("not support reloc bit-field\nfmt: %c%c %s\nargs: %s"),
esc_ch1, esc_ch2, bit_field, arg);
+
if (ip->reloc_info[0].type >= BFD_RELOC_LARCH_B16
- && ip->reloc_info[0].type < BFD_RELOC_LARCH_RELAX)
+ && ip->reloc_info[0].type < BFD_RELOC_LARCH_SUB_ULEB128)
{
/* As we compact stack-relocs, it is no need for pop operation.
But break out until here in order to check the imm field.
May be reloc_num > 1 if implement relax? */
ip->reloc_num += reloc_num;
+ reloc_type = ip->reloc_info[0].type;
+
+ if (LARCH_opts.relax && ip->macro_id
+ && (BFD_RELOC_LARCH_PCALA_HI20 == reloc_type
+ || BFD_RELOC_LARCH_PCALA_LO12 == reloc_type
+ || BFD_RELOC_LARCH_GOT_PC_HI20 == reloc_type
+ || BFD_RELOC_LARCH_GOT_PC_LO12 == reloc_type))
+ {
+ ip->reloc_info[ip->reloc_num].type = BFD_RELOC_LARCH_RELAX;
+ ip->reloc_info[ip->reloc_num].value = const_0;
+ ip->reloc_num++;
+ }
break;
}
reloc_num++;
insn->where = where;
for (i = 0; i < insn->reloc_num; i++)
{
- insn->fixp[i]->fx_frag = frag;
- insn->fixp[i]->fx_where = where;
+ if (insn->fixp[i])
+ {
+ insn->fixp[i]->fx_frag = frag;
+ insn->fixp[i]->fx_where = where;
+ }
}
install_insn (insn);
}
as_fatal (_("Internal error: not support relax now"));
else
append_fixed_insn (ip);
+
+ /* We need to start a new frag after any instruction that can be
+ optimized away or compressed by the linker during relaxation, to prevent
+ the assembler from computing static offsets across such an instruction.
+
+ This is necessary to get correct .eh_frame cfa info. If one cfa's two
+ symbol is not in the same frag, it will generate relocs to calculate
+ symbol subtraction. (gas/dw2gencfi.c:output_cfi_insn:
+ if (symbol_get_frag (to) == symbol_get_frag (from))) */
+ if (BFD_RELOC_LARCH_PCALA_HI20 == reloc_info[0].type
+ || BFD_RELOC_LARCH_GOT_PC_HI20 == reloc_info[0].type)
+ {
+ frag_wane (frag_now);
+ frag_new (0);
+ }
}
/* Ask helper for returning a malloced c_str or NULL. */
* assuming 'not starting with space and not ending with space' or pass in
* empty c_str. */
static void
-loongarch_assemble_INSNs (char *str)
+loongarch_assemble_INSNs (char *str, struct loongarch_cl_insn *ctx)
{
char *rest;
size_t len_str = strlen(str);
struct loongarch_cl_insn the_one = { 0 };
the_one.name = str;
+ the_one.macro_id = ctx->macro_id;
for (; *str && *str != ' '; str++)
;
append_fixp_and_insn (&the_one);
if (the_one.insn_length == 0 && the_one.insn->macro)
{
+ the_one.macro_id = 1;
+
char *c_str = loongarch_expand_macro (the_one.insn->macro,
the_one.arg_strs,
assember_macro_helper,
&the_one, len_str);
- loongarch_assemble_INSNs (c_str);
+ loongarch_assemble_INSNs (c_str, &the_one);
free (c_str);
}
}
while (0);
if (*rest != '\0')
- loongarch_assemble_INSNs (rest);
+ loongarch_assemble_INSNs (rest, ctx);
}
void
md_assemble (char *str)
{
- loongarch_assemble_INSNs (str);
+ struct loongarch_cl_insn the_one = { 0 };
+ loongarch_assemble_INSNs (str, &the_one);
}
const char *
insn = bfd_getl32 (buf);
- if (!loongarch_adjust_reloc_bitsfield(howto, &reloc_val))
+ if (!loongarch_adjust_reloc_bitsfield (NULL, howto, &reloc_val))
as_warn_where (fixP->fx_file, fixP->fx_line, "Reloc overflow");
insn = (insn & (insn_t)howto->src_mask)
fix_reloc_insn (fixP, (bfd_vma)stack_top, buf);
break;
+ /* LARCH only has R_LARCH_64/32, not has R_LARCH_24/16/8.
+ For BFD_RELOC_64/32, if fx_addsy and fx_subsy not null, wer need
+ generate BFD_RELOC_LARCH_ADD64/32 and BFD_RELOC_LARCH_SUB64/32 here.
+ Then will parse howto table bfd_reloc_code_real_type to generate
+ R_LARCH_ADD64/32 and R_LARCH_SUB64/32 reloc at tc_gen_reloc function.
+ If only fx_addsy not null, skip here directly, then generate
+ R_LARCH_64/32.
+
+ For BFD_RELOC_24/16/8, if fx_addsy and fx_subsy not null, wer need
+ generate BFD_RELOC_LARCH_ADD24/16/8 and BFD_RELOC_LARCH_SUB24/16/8 here.
+ Then will parse howto table bfd_reloc_code_real_type to generate
+ R_LARCH_ADD24/16/8 and R_LARCH_SUB24/16/8 reloc at tc_gen_reloc
+ function. If only fx_addsy not null, we generate
+ BFD_RELOC_LARCH_ADD24/16/8 only, then generate R_LARCH_24/16/8.
+ To avoid R_LARCH_ADDxx add extra value, we write 0 first
+ (use md_number_to_chars (buf, 0, fixP->fx_size)).
+ */
case BFD_RELOC_64:
case BFD_RELOC_32:
if (fixP->fx_r_type == BFD_RELOC_32
break;
}
- if (fixP->fx_subsy)
+ if (fixP->fx_addsy && fixP->fx_subsy)
{
fixP->fx_next = xmemdup (fixP, sizeof (*fixP), sizeof (*fixP));
fixP->fx_next->fx_addsy = fixP->fx_subsy;
case BFD_RELOC_24:
case BFD_RELOC_16:
case BFD_RELOC_8:
- fixP->fx_next = xmemdup (fixP, sizeof (*fixP), sizeof (*fixP));
- fixP->fx_next->fx_addsy = fixP->fx_subsy;
- fixP->fx_next->fx_subsy = NULL;
- fixP->fx_next->fx_offset = 0;
- fixP->fx_subsy = NULL;
-
- switch (fixP->fx_r_type)
+ if (fixP->fx_addsy)
{
- case BFD_RELOC_24:
- fixP->fx_r_type = BFD_RELOC_LARCH_ADD24;
- fixP->fx_next->fx_r_type = BFD_RELOC_LARCH_SUB24;
- break;
- case BFD_RELOC_16:
- fixP->fx_r_type = BFD_RELOC_LARCH_ADD16;
- fixP->fx_next->fx_r_type = BFD_RELOC_LARCH_SUB16;
- break;
- case BFD_RELOC_8:
- fixP->fx_r_type = BFD_RELOC_LARCH_ADD8;
- fixP->fx_next->fx_r_type = BFD_RELOC_LARCH_SUB8;
- break;
- default:
- break;
- }
+ fixP->fx_next = xmemdup (fixP, sizeof (*fixP), sizeof (*fixP));
+ fixP->fx_next->fx_addsy = fixP->fx_subsy;
+ fixP->fx_next->fx_subsy = NULL;
+ fixP->fx_next->fx_offset = 0;
+ fixP->fx_subsy = NULL;
- md_number_to_chars (buf, 0, fixP->fx_size);
+ switch (fixP->fx_r_type)
+ {
+ case BFD_RELOC_24:
+ fixP->fx_r_type = BFD_RELOC_LARCH_ADD24;
+ fixP->fx_next->fx_r_type = BFD_RELOC_LARCH_SUB24;
+ break;
+ case BFD_RELOC_16:
+ fixP->fx_r_type = BFD_RELOC_LARCH_ADD16;
+ fixP->fx_next->fx_r_type = BFD_RELOC_LARCH_SUB16;
+ break;
+ case BFD_RELOC_8:
+ fixP->fx_r_type = BFD_RELOC_LARCH_ADD8;
+ fixP->fx_next->fx_r_type = BFD_RELOC_LARCH_SUB8;
+ break;
+ default:
+ break;
+ }
+
+ md_number_to_chars (buf, 0, fixP->fx_size);
- if (fixP->fx_next->fx_addsy == NULL)
- fixP->fx_next->fx_done = 1;
+ if (fixP->fx_next->fx_addsy == NULL)
+ fixP->fx_next->fx_done = 1;
+ }
if (fixP->fx_addsy == NULL)
{
}
break;
+ case BFD_RELOC_LARCH_CFA:
+ if (fixP->fx_addsy && fixP->fx_subsy)
+ {
+ fixP->fx_next = xmemdup (fixP, sizeof (*fixP), sizeof (*fixP));
+ fixP->fx_next->fx_addsy = fixP->fx_subsy;
+ fixP->fx_next->fx_subsy = NULL;
+ fixP->fx_next->fx_offset = 0;
+ fixP->fx_subsy = NULL;
+
+ unsigned int subtype;
+ offsetT loc;
+ subtype = bfd_get_8 (NULL, &((fragS *)
+ (fixP->fx_frag->fr_opcode))->fr_literal[fixP->fx_where]);
+ loc = fixP->fx_frag->fr_fix - (subtype & 7);
+ switch (subtype)
+ {
+ case DW_CFA_advance_loc1:
+ fixP->fx_where = loc + 1;
+ fixP->fx_next->fx_where = loc + 1;
+ fixP->fx_r_type = BFD_RELOC_LARCH_ADD8;
+ fixP->fx_next->fx_r_type = BFD_RELOC_LARCH_SUB8;
+ md_number_to_chars (buf+1, 0, fixP->fx_size);
+ break;
+
+ case DW_CFA_advance_loc2:
+ fixP->fx_size = 2;
+ fixP->fx_next->fx_size = 2;
+ fixP->fx_where = loc + 1;
+ fixP->fx_next->fx_where = loc + 1;
+ fixP->fx_r_type = BFD_RELOC_LARCH_ADD16;
+ fixP->fx_next->fx_r_type = BFD_RELOC_LARCH_SUB16;
+ md_number_to_chars (buf+1, 0, fixP->fx_size);
+ break;
+
+ case DW_CFA_advance_loc4:
+ fixP->fx_size = 4;
+ fixP->fx_next->fx_size = 4;
+ fixP->fx_where = loc;
+ fixP->fx_next->fx_where = loc;
+ fixP->fx_r_type = BFD_RELOC_LARCH_ADD32;
+ fixP->fx_next->fx_r_type = BFD_RELOC_LARCH_SUB32;
+ md_number_to_chars (buf+1, 0, fixP->fx_size);
+ break;
+
+ default:
+ if (subtype < 0x80 && (subtype & 0x40))
+ {
+ /* DW_CFA_advance_loc. */
+ fixP->fx_frag = (fragS *) fixP->fx_frag->fr_opcode;
+ fixP->fx_next->fx_frag = fixP->fx_frag;
+ fixP->fx_r_type = BFD_RELOC_LARCH_ADD6;
+ fixP->fx_next->fx_r_type = BFD_RELOC_LARCH_SUB6;
+ md_number_to_chars (buf, 0x40, fixP->fx_size);
+ }
+ else
+ as_fatal (_("internal: bad CFA value #%d"), subtype);
+ break;
+ }
+ }
+ break;
+
case BFD_RELOC_LARCH_B16:
case BFD_RELOC_LARCH_B21:
case BFD_RELOC_LARCH_B26:
int64_t sym_addend = S_GET_VALUE (fixP->fx_addsy) + fixP->fx_offset;
int64_t pc = fixP->fx_where + fixP->fx_frag->fr_address;
fix_reloc_insn (fixP, sym_addend - pc, buf);
- fixP->fx_done = 1;
- }
+ /* If relax, symbol value may change at link time, so reloc need to
+ be saved. */
+ if (!LARCH_opts.relax)
+ fixP->fx_done = 1;
+ }
break;
+ /* Because ADD_ULEB128/SUB_ULEB128 always occur in pairs.
+ So just deal with one is ok.
+ case BFD_RELOC_LARCH_ADD_ULEB128: */
+ case BFD_RELOC_LARCH_SUB_ULEB128:
+ {
+ unsigned int len = 0;
+ _bfd_read_unsigned_leb128 (NULL, (bfd_byte *)buf, &len);
+ bfd_byte *endp = (bfd_byte*) buf + len -1;
+ /* Clean the uleb128 value to 0. Do not reduce the length. */
+ memset (buf, 0x80, len - 1);
+ *endp = 0;
+ break;
+ }
+
default:
break;
}
md_estimate_size_before_relax (fragS *fragp ATTRIBUTE_UNUSED,
asection *segtype ATTRIBUTE_UNUSED)
{
- return 0;
-}
-
-int
-loongarch_fix_adjustable (fixS *fix)
-{
- /* Prevent all adjustments to global symbols. */
- if (S_IS_EXTERNAL (fix->fx_addsy)
- || S_IS_WEAK (fix->fx_addsy)
- || S_FORCE_RELOC (fix->fx_addsy, true))
- return 0;
-
- /* Loongarch loads extern symbols by GOT, and if there are embedded
- asm(".local S"), gcc just output ".local S" to assembly file.
- For a local symbol with GOT relocations, this adjustments will make
- GOT relocation's addend not equal to zero. So this adjustments is
- forbidden for got relocs. */
- if(fix->fx_r_type == BFD_RELOC_LARCH_GOT_PC_HI20
- || fix->fx_r_type == BFD_RELOC_LARCH_GOT_PC_LO12
- || fix->fx_r_type == BFD_RELOC_LARCH_GOT64_PC_LO20
- || fix->fx_r_type == BFD_RELOC_LARCH_GOT64_PC_HI12
- || fix->fx_r_type == BFD_RELOC_LARCH_GOT_HI20
- || fix->fx_r_type == BFD_RELOC_LARCH_GOT_LO12
- || fix->fx_r_type == BFD_RELOC_LARCH_GOT64_LO20
- || fix->fx_r_type == BFD_RELOC_LARCH_GOT64_HI12)
- return 0;
-
- return 1;
+ return (fragp->fr_var = 4);
}
/* Translate internal representation of relocation info to BFD target
/* Convert a machine dependent frag. */
void
md_convert_frag (bfd *abfd ATTRIBUTE_UNUSED, segT asec ATTRIBUTE_UNUSED,
- fragS *fragp ATTRIBUTE_UNUSED)
+ fragS *fragp)
{
- /* fragp->fr_fix += 8; */
+ expressionS exp;
+ exp.X_op = O_symbol;
+ exp.X_add_symbol = fragp->fr_symbol;
+ exp.X_add_number = fragp->fr_offset;
+ bfd_byte *buf = (bfd_byte *)fragp->fr_literal + fragp->fr_fix;
+
+ fixS *fixp = fix_new_exp (fragp, buf - (bfd_byte *)fragp->fr_literal,
+ 4, &exp, false, fragp->fr_subtype);
+ buf += 4;
+
+ fixp->fx_file = fragp->fr_file;
+ fixp->fx_line = fragp->fr_line;
+ fragp->fr_fix += fragp->fr_var;
+
+ gas_assert (fragp->fr_next == NULL
+ || (fragp->fr_next->fr_address - fragp->fr_address
+ == fragp->fr_fix));
}
/* Standard calling conventions leave the CFA at SP on entry. */
cfi_add_CFA_def_cfa_register (3 /* $sp */);
}
+void
+loongarch_pre_output_hook (void)
+{
+ const frchainS *frch;
+ segT s;
+
+ /* Save the current segment info. */
+ segT seg = now_seg;
+ subsegT subseg = now_subseg;
+
+ for (s = stdoutput->sections; s; s = s->next)
+ for (frch = seg_info (s)->frchainP; frch; frch = frch->frch_next)
+ {
+ fragS *frag;
+
+ for (frag = frch->frch_root; frag; frag = frag->fr_next)
+ {
+ if (frag->fr_type == rs_cfa)
+ {
+ expressionS exp;
+ expressionS *symval;
+
+ symval = symbol_get_value_expression (frag->fr_symbol);
+ exp.X_op = O_subtract;
+ exp.X_add_symbol = symval->X_add_symbol;
+ exp.X_add_number = 0;
+ exp.X_op_symbol = symval->X_op_symbol;
+
+ /* We must set the segment before creating a frag after all
+ frag chains have been chained together. */
+ subseg_set (s, frch->frch_subseg);
+
+ fix_new_exp (frag, (int) frag->fr_offset, 1, &exp, 0,
+ BFD_RELOC_LARCH_CFA);
+ }
+ }
+ }
+
+ /* Restore the original segment info. */
+ subseg_set (seg, subseg);
+}
+
void
tc_loongarch_parse_to_dw2regnum (expressionS *exp)
{
/* FIXME */
}
+static void
+loongarch_make_nops (char *buf, bfd_vma bytes)
+{
+ bfd_vma i = 0;
+
+ /* Fill with 4-byte NOPs. */
+ for ( ; i < bytes; i += 4)
+ number_to_chars_littleendian (buf + i, LARCH_NOP, 4);
+}
+
+/* Called from md_do_align. Used to create an alignment frag in a
+ code section by emitting a worst-case NOP sequence that the linker
+ will later relax to the correct number of NOPs. We can't compute
+ the correct alignment now because of other linker relaxations. */
+
+bool
+loongarch_frag_align_code (int n)
+{
+ bfd_vma bytes = (bfd_vma) 1 << n;
+ bfd_vma insn_alignment = 4;
+ bfd_vma worst_case_bytes = bytes - insn_alignment;
+ char *nops;
+ expressionS ex;
+
+ /* If we are moving to a smaller alignment than the instruction size, then no
+ alignment is required. */
+ if (bytes <= insn_alignment)
+ return true;
+
+ /* When not relaxing, loongarch_handle_align handles code alignment. */
+ if (!LARCH_opts.relax)
+ return false;
+
+ nops = frag_more (worst_case_bytes);
+
+ ex.X_op = O_constant;
+ ex.X_add_number = worst_case_bytes;
+
+ loongarch_make_nops (nops, worst_case_bytes);
+
+ fix_new_exp (frag_now, nops - frag_now->fr_literal, 0,
+ &ex, false, BFD_RELOC_LARCH_ALIGN);
+
+ /* We need to start a new frag after the alignment which may be removed by
+ the linker, to prevent the assembler from computing static offsets.
+ This is necessary to get correct EH info. */
+ frag_wane (frag_now);
+ frag_new (0);
+
+ return true;
+}
+
/* Fill in an rs_align_code fragment. We want to fill 'andi $r0,$r0,0'. */
void
loongarch_handle_align (fragS *fragp)
fragp->fr_var = size;
}
+/* Scan uleb128 subtraction expressions and insert fixups for them.
+ e.g., .uleb128 .L1 - .L0
+ Because relaxation may change the value of the subtraction, we
+ must resolve them at link-time. */
+
+static void
+loongarch_insert_uleb128_fixes (bfd *abfd ATTRIBUTE_UNUSED,
+ asection *sec, void *xxx ATTRIBUTE_UNUSED)
+{
+ segment_info_type *seginfo = seg_info (sec);
+ struct frag *fragP;
+
+ subseg_set (sec, 0);
+
+ for (fragP = seginfo->frchainP->frch_root;
+ fragP; fragP = fragP->fr_next)
+ {
+ expressionS *exp, *exp_dup;
+
+ if (fragP->fr_type != rs_leb128 || fragP->fr_symbol == NULL)
+ continue;
+
+ exp = symbol_get_value_expression (fragP->fr_symbol);
+
+ if (exp->X_op != O_subtract)
+ continue;
+
+ /* FIXME: Skip for .sleb128. */
+ if (fragP->fr_subtype != 0)
+ continue;
+
+ exp_dup = xmemdup (exp, sizeof (*exp), sizeof (*exp));
+ exp_dup->X_op = O_symbol;
+ exp_dup->X_op_symbol = NULL;
+
+ exp_dup->X_add_symbol = exp->X_add_symbol;
+ fix_new_exp (fragP, fragP->fr_fix, 0,
+ exp_dup, 0, BFD_RELOC_LARCH_ADD_ULEB128);
+
+ /* From binutils/testsuite/binutils-all/dw5.S
+ section .debug_rnglists
+ .uleb128 .Letext0-.Ltext0 Range length (*.LLRL2)
+ Offset Info Type Symbol's Value Symbol's Name + Addend
+0000000000000015 0000000200000079 R_LARCH_ADD_ULEB128 0000000000000000 .text + 2
+0000000000000015 000000020000007a R_LARCH_SUB_ULEB128 0000000000000000 .text + 0. */
+
+ /* Only the ADD_ULEB128 has X_add_number (Addend)? */
+ exp_dup->X_add_number = 0;
+ exp_dup->X_add_symbol = exp->X_op_symbol;
+ fix_new_exp (fragP, fragP->fr_fix, 0,
+ exp_dup, 0, BFD_RELOC_LARCH_SUB_ULEB128);
+ }
+}
+
+void
+loongarch_md_finish (void)
+{
+ /* Insert relocations for uleb128 directives, so the values can be recomputed
+ at link time. */
+ bfd_map_over_sections (stdoutput, loongarch_insert_uleb128_fixes, NULL);
+}
+
void
loongarch_elf_final_processing (void)
{
#define md_undefined_symbol(name) (0)
#define md_operand(x)
-/* This is called to see whether a reloc against a defined symbol
+extern bool loongarch_frag_align_code (int);
+#define md_do_align(N, FILL, LEN, MAX, LABEL) \
+ if ((N) != 0 && !(FILL) && !need_pass_2 && subseg_text_p (now_seg)) \
+ { \
+ if (loongarch_frag_align_code (N)) \
+ goto LABEL; \
+ }
+
+/* The following two macros let the linker resolve all the relocs
+ due to relaxation.
+ This is called to see whether a reloc against a defined symbol
should be converted into a reloc against a section. */
-extern int loongarch_fix_adjustable (struct fix *fix);
-#define tc_fix_adjustable(fixp) loongarch_fix_adjustable(fixp)
+#define tc_fix_adjustable(fixp) 0
+/* The difference between same-section symbols may be affected by linker
+ relaxation, so do not resolve such expressions in the assembler. */
+#define md_allow_local_subtract(l,r,s) 0
/* Values passed to md_apply_fix don't include symbol values. */
#define TC_FORCE_RELOCATION_SUB_LOCAL(FIX, SEG) 1
#define TC_VALIDATE_FIX_SUB(FIX, SEG) 1
#define DIFF_EXPR_OK 1
+#define TC_FORCE_RELOCATION_SUB_SAME(FIX, SEC) \
+ (GENERIC_FORCE_RELOCATION_SUB_SAME (FIX, SEC) \
+ || ((SEC)->flags & SEC_CODE) != 0 \
+ || ((SEC)->flags & SEC_DEBUGGING) != 0 \
+ || TC_FORCE_RELOCATION (FIX))
+
+#define TC_LINKRELAX_FIXUP(seg) ((seg->flags & SEC_CODE) \
+ || (seg->flags & SEC_DEBUGGING))
+
+#define TC_FORCE_RELOCATION_LOCAL(FIX) 1
+
+/* Adjust debug_line after relaxation. */
+#define DWARF2_USE_FIXED_ADVANCE_PC 1
+
+/* Values passed to md_apply_fix don't include symbol values. */
+#define MD_APPLY_SYM_VALUE(FIX) 0
+
#define TARGET_USE_CFIPOP 1
#define DWARF2_DEFAULT_RETURN_COLUMN 1 /* $ra. */
#define DWARF2_CIE_DATA_ALIGNMENT -4
loongarch_cfi_frame_initial_instructions
extern void loongarch_cfi_frame_initial_instructions (void);
+#define tc_symbol_new_hook(sym) \
+ if (0 == strcmp (sym->bsym->name, FAKE_LABEL_NAME)) \
+ S_SET_OTHER (sym, STV_HIDDEN);
+
#define tc_parse_to_dw2regnum tc_loongarch_parse_to_dw2regnum
extern void tc_loongarch_parse_to_dw2regnum (expressionS *);
-/* A enumerated values to specific how to deal with align in '.text'.
- Now we want to fill 'andi $r0,$r0,0x0'.
- Here is the type 0, will fill andi insn later. */
-#define NOP_OPCODE (0x00)
+extern void loongarch_pre_output_hook (void);
+#define md_pre_output_hook loongarch_pre_output_hook ()
#define SUB_SEGMENT_ALIGN(SEG, FRCHAIN) 0
expressionS value;
};
+#define md_finish loongarch_md_finish
+extern void loongarch_md_finish (void);
+
#endif
# The RX port will always replace zeros in any aligned area with NOPs,
# even if the user requested that they filled with zeros.
# RISC-V handles alignment via relaxation and therefor won't have object files
-# with the expected alignment.
-#notarget: riscv*-* rx-*
+# LoongArch handles alignment via relaxation and therefor won't have object
+# files with the expected alignment.
+#notarget: loongarch*-* riscv*-* rx-*
# Test the alignment pseudo-op.
&& ![istarget ft32-*-*]
&& ![istarget hppa*-*-*]
&& ![istarget microblaze-*-*]
+ && ![istarget loongarch*-*-*]
&& ![istarget mn10300-*-*]
&& ![istarget msp430*-*-*]
&& ![istarget powerpc*-*-aix*]
&& ![istarget riscv*-*-*]
&& ![istarget rl78-*-*]
&& ![istarget rs6000*-*-aix*]
- && ![istarget rx-*-*]
- && ![istarget loongarch*-*-*] } then {
+ && ![istarget rx-*-*] } then {
gas_test_error "diff1.s" "" "difference of two undefined symbols"
}
# These targets fail redef2 because they disallow redefined
# symbols on relocs.
setup_xfail "m68hc1*-*-*" "m6811-*-*" "m6812-*-*" "rl78-*-*"
- setup_xfail "riscv*-*-*" "rx-*-*" "vax*-*-*" "xgate*-*-*" "z8k-*-*"
+ setup_xfail "loongarch*-*-*" "riscv*-*-*" "rx-*-*" "vax*-*-*" "xgate*-*-*" "z8k-*-*"
setup_xfail "avr-*-*"
run_dump_test redef2
setup_xfail "m68hc1*-*-*" "m6811-*-*" "m6812-*-*" "rl78-*-*"
- setup_xfail "riscv*-*-*" "rx-*-*" "vax*-*-*" "xgate*-*-*" "z8k-*-*"
+ setup_xfail "loongarch*-*-*" "riscv*-*-*" "rx-*-*" "vax*-*-*" "xgate*-*-*" "z8k-*-*"
setup_xfail "avr-*-*"
# rs6000-aix disallows redefinition via .comm.
if [is_xcoff_format] {
&& ![istarget h8300*-*-*]
&& ![istarget hppa*-*-*] } then {
# msp430, mn10[23]00 and riscv emit two relocs to handle the difference of two symbols.
- setup_xfail "am3*-*-*" "mn10200-*-*" "mn10300*-*-*" "msp430*-*-*" "riscv*-*-*"
+ setup_xfail "am3*-*-*" "loongarch*-*-*" "mn10200-*-*" "mn10300*-*-*" "msp430*-*-*" "riscv*-*-*"
do_930509a
}
# because symbol values are not known until after linker relaxation has been
# performed.
#notarget : riscv*-*-*
+# LoongArch doesn't resolve .uleb operands that are the difference of two
+# symbols because gas write zero to object file and generate add_uleb128 and
+# sub_uleb128 reloc pair.
+#xfail: loongarch*-*-*
.*: .*
# The bfin target does not allow .subsection with an equated symbol as operand.
# The d30v target emits sufficiently different debug info, apparently also covering padding it inserts.
# The riscv targets do not support the subtraction of symbols.
-#xfail: am33*-* bfin-* cr16-* crx-* d30v-* ft32-* mn10*-* msp430-* nds32*-* riscv*-* rl78-*
+# The loongarch targets do not support the subtraction of symbols.
+#xfail: am33*-* bfin-* cr16-* crx-* d30v-* ft32-* loongarch*-* mn10*-* msp430-* nds32*-* riscv*-* rl78-*
Raw dump of debug contents .*
#...
#name: DWARF5 .loc 0
# The am33 cr16 crx ft32 mn10 msp430 nds32 and rl78 targets do not evaluate the subtraction of symbols at assembly time.
# The riscv targets do not support the subtraction of symbols.
-#xfail: am3*-* cr16-* crx-* ft32*-* mn10*-* msp430-* nds32*-* riscv*-* rl78-*
+# The loongarch targets do not support the subtraction of symbols.
+#xfail: am3*-* cr16-* crx-* ft32*-* loongarch*-* mn10*-* msp430-* nds32*-* riscv*-* rl78-*
Contents of the \.debug_line section:
# The am33 cr16 crx ft32 mn10* msp430 nds32* and rl78 targets do not evaluate the subtraction of symbols at assembly time.
# The d30v target emits sufficiently different debug info, apparently also covering padding it inserts.
# The riscv targets do not support the subtraction of symbols.
-#xfail: am33*-* cr16-* crx-* d30v-* ft32-* mn10*-* msp430-* nds32*-* riscv*-* rl78-*
+#xfail: am33*-* cr16-* crx-* d30v-* ft32-* loongarch*-* mn10*-* msp430-* nds32*-* riscv*-* rl78-*
Raw dump of debug contents .*
#...
# The am33 cr16 crx ft32 mn10* msp430 nds32* and rl78 targets do not evaluate the subtraction of symbols at assembly time.
# The d30v target emits sufficiently different debug info, apparently also covering padding it inserts.
# The riscv targets do not support the subtraction of symbols.
-#xfail: am33*-* cr16-* crx-* d30v-* ft32-* mn10*-* msp430-* nds32*-* riscv*-* rl78-*
+#xfail: am33*-* cr16-* crx-* d30v-* ft32-* loongarch*-* mn10*-* msp430-* nds32*-* riscv*-* rl78-*
Raw dump of debug contents .*
#...
#name: DWARF2 11
# The am33 cr16 crx ft32 mn10 msp430 nds32 and rl78 targets do not evaluate the subtraction of symbols at assembly time.
# The riscv targets do not support the subtraction of symbols.
-#xfail: am3*-* cr16-* crx-* ft32*-* mn10*-* msp430-* nds32*-* riscv*-* rl78-*
+# The loongarch targets do not support the subtraction of symbols.
+#xfail: am3*-* cr16-* crx-* ft32*-* loongarch*-* mn10*-* msp430-* nds32*-* riscv*-* rl78-*
Contents of the \.debug_line section:
#name: DWARF2 15
# The am33 cr16 crx ft32 mn10 msp430 nds32 and rl78 targets do not evaluate the subtraction of symbols at assembly time.
# The riscv targets do not support the subtraction of symbols.
-#xfail: am3*-* cr16-* crx-* ft32*-* mn10*-* msp430-* nds32*-* riscv*-* rl78-*
+# The loongarch targets do not support the subtraction of symbols.
+#xfail: am3*-* cr16-* crx-* ft32*-* loongarch*-* mn10*-* msp430-* nds32*-* riscv*-* rl78-*
Hex dump of section '\.rodata':
0x00000000 01 *.*
# The am33 cr16 crx ft32 mn10 msp430 nds32 and rl78 targets do not evaluate the subtraction of symbols at assembly time.
# The mep target tries to relay code sections which breaks symbolic view computations.
# The riscv targets do not support the subtraction of symbols.
-#xfail: am3*-* cr16-* crx-* ft32*-* mep-* mn10*-* msp430-* nds32*-* riscv*-* rl78-*
+# The loongarch targets do not support the subtraction of symbols.
+#xfail: am3*-* cr16-* crx-* ft32*-* mep-* loongarch*-* mn10*-* msp430-* nds32*-* riscv*-* rl78-*
Hex dump of section '\.rodata':
0x00000000 01 *.*
# The am33 cr16 crx ft32 mn10 msp430 nds32 and rl78 targets do not evaluate the subtraction of symbols at assembly time.
# The mep target tries to relay code sections which breaks symbolic view computations.
# The riscv targets do not support the subtraction of symbols.
-#xfail: am3*-* cr16-* crx-* ft32*-* mep-* mn10*-* msp430-* nds32*-* riscv*-* rl78-*
+# The loongarch targets do not support the subtraction of symbols.
+#xfail: am3*-* cr16-* crx-* ft32*-* loongarch*-* mep-* mn10*-* msp430-* nds32*-* riscv*-* rl78-*
Hex dump of section '\.rodata':
0x00000000 00 *.*
#name: DWARF2 18
# The am33 cr16 crx ft32 mn10 msp430 nds32 and rl78 targets do not evaluate the subtraction of symbols at assembly time.
# The riscv targets do not support the subtraction of symbols.
-#xfail: am3*-* cr16-* crx-* ft32*-* mn10*-* msp430-* nds32*-* riscv*-* rl78-*
+# The loongarch targets do not support the subtraction of symbols.
+#xfail: am3*-* cr16-* crx-* ft32*-* loongarch*-* mn10*-* msp430-* nds32*-* riscv*-* rl78-*
Hex dump of section '\.rodata':
0x00000000 0100 *.*
# The am33 cr16 crx ft32 mn10 msp430 nds32 and rl78 targets do not evaluate the subtraction of symbols at assembly time.
# The mep targets turns some view computations into complex relocations.
# The riscv targets do not support the subtraction of symbols.
-#xfail: am3*-* cr16-* crx-* ft32*-* mep-* mn10*-* msp430-* nds32*-* riscv*-* rl78-*
+# The loongarch targets do not support the subtraction of symbols.
+#xfail: am3*-* cr16-* crx-* ft32*-* mep-* loongarch*-* mn10*-* msp430-* nds32*-* riscv*-* rl78-*
Hex dump of section '\.rodata':
0x00000000 01000102 *.*
# The am33 cr16 crx ft32 mn10 msp430 nds32 rl78 and rx targets do not evaluate the subtraction of symbols at assembly time.
# The mep target tries to relay code sections which breaks symbolic view computations.
# The riscv targets do not support the subtraction of symbols.
-#xfail: am3*-* cr16-* crx-* ft32*-* mep-* mn10*-* msp430-* nds32*-* riscv*-* rl78-* rx-*
+# The loongarch targets do not support the subtraction of symbols.
+#xfail: am3*-* cr16-* crx-* ft32*-* loongarch*-* mep-* mn10*-* msp430-* nds32*-* riscv*-* rl78-* rx-*
Hex dump of section '\.rodata':
0x00000000 01010201 010203 *.*
#objdump: -s -j .eh_frame
#name: elf ehopt0
+# The loongarch target do not evaluate .eh_frame fde cfa advance loc at assembly time.
+# Because loongarch use add/sub reloc evaluate cfa advance loc, so gas should write 0 to cfa advance loc address.
+#xfail: loongarch*-*
.*: +file format .*
if {[istarget "csky*-*-*"]} {
set target_machine -csky
}
+ if {[istarget "loongarch*-*-*"]} then {
+ set dump_opts {{as -mno-relax}}
+ }
if {[istarget "m32r*-*-*"]} then {
set target_machine -m32r
}
#readelf: -S --wide
#name: Disabling section padding
# The RX port uses non standard section names.
-#xfail: rx-*-*
-# RISC-V handles alignment via linker relaxation, so object files don't have
+#xfail: loongarch*-* rx-*-*
+# LoongArch and RISC-V handles alignment via linker relaxation, so object files don't have
# the expected alignment.
#xfail: riscv*-*-*
|| [istarget cr16-*-*]
|| [istarget crx-*-*]
|| [istarget ft32*-*]
+ || [istarget loongarch*-*-*]
|| [istarget mn10*-*-*]
|| [istarget msp430-*-*]
|| [istarget nds32*-*-*]
Disassembly of section .text:
-00000000.* <.text>:
-[ ]+0:[ ]+03400000[ ]+[ ]+andi[ ]+\$zero, \$zero, 0x0
-[ ]+4:[ ]+63fffc04[ ]+[ ]+blt[ ]+\$zero, \$a0, -4\(0x3fffc\)[ ]+# 0x0
-[ ]+8:[ ]+67fff880[ ]+[ ]+bge[ ]+\$a0, \$zero, -8\(0x3fff8\)[ ]+# 0x0
-[ ]+c:[ ]+67fff404[ ]+[ ]+bge[ ]+\$zero, \$a0, -12\(0x3fff4\)[ ]+# 0x0
-[ ]+10:[ ]+43fff09f[ ]+[ ]+beqz[ ]+\$a0, -16\(0x7ffff0\)[ ]+# 0x0
-[ ]+14:[ ]+47ffec9f[ ]+[ ]+bnez[ ]+\$a0, -20\(0x7fffec\)[ ]+# 0x0
-[ ]+18:[ ]+4bffe81f[ ]+[ ]+bceqz[ ]+\$fcc0, -24\(0x7fffe8\)[ ]+# 0x0
-[ ]+1c:[ ]+4bffe51f[ ]+[ ]+bcnez[ ]+\$fcc0, -28\(0x7fffe4\)[ ]+# 0x0
-[ ]+20:[ ]+4c000080[ ]+[ ]+jirl[ ]+\$zero, \$a0, 0
-[ ]+24:[ ]+53ffdfff[ ]+[ ]+b[ ]+-36\(0xfffffdc\)[ ]+# 0x0
-[ ]+28:[ ]+57ffdbff[ ]+[ ]+bl[ ]+-40\(0xfffffd8\)[ ]+# 0x0
-[ ]+2c:[ ]+5bffd485[ ]+[ ]+beq[ ]+\$a0, \$a1, -44\(0x3ffd4\)[ ]+# 0x0
-[ ]+30:[ ]+5fffd085[ ]+[ ]+bne[ ]+\$a0, \$a1, -48\(0x3ffd0\)[ ]+# 0x0
-[ ]+34:[ ]+63ffcc85[ ]+[ ]+blt[ ]+\$a0, \$a1, -52\(0x3ffcc\)[ ]+# 0x0
-[ ]+38:[ ]+63ffc8a4[ ]+[ ]+blt[ ]+\$a1, \$a0, -56\(0x3ffc8\)[ ]+# 0x0
-[ ]+3c:[ ]+67ffc485[ ]+[ ]+bge[ ]+\$a0, \$a1, -60\(0x3ffc4\)[ ]+# 0x0
-[ ]+40:[ ]+67ffc0a4[ ]+[ ]+bge[ ]+\$a1, \$a0, -64\(0x3ffc0\)[ ]+# 0x0
-[ ]+44:[ ]+6bffbc85[ ]+[ ]+bltu[ ]+\$a0, \$a1, -68\(0x3ffbc\)[ ]+# 0x0
-[ ]+48:[ ]+6bffb8a4[ ]+[ ]+bltu[ ]+\$a1, \$a0, -72\(0x3ffb8\)[ ]+# 0x0
-[ ]+4c:[ ]+6fffb485[ ]+[ ]+bgeu[ ]+\$a0, \$a1, -76\(0x3ffb4\)[ ]+# 0x0
-[ ]+50:[ ]+6fffb0a4[ ]+[ ]+bgeu[ ]+\$a1, \$a0, -80\(0x3ffb0\)[ ]+# 0x0
-[ ]+54:[ ]+4c000020[ ]+[ ]+jirl[ ]+\$zero, \$ra, 0
+00000000.* <.L1>:
+[ ]+0:[ ]+03400000[ ]+andi[ ]+\$zero,[ ]+\$zero,[ ]+0x0
+[ ]+4:[ ]+63fffc04[ ]+blt[ ]+\$zero,[ ]+\$a0,[ ]+-4\(0x3fffc\)[ ]+#[ ]+0[ ]+<\.L1>
+[ ]+4:[ ]+R_LARCH_B16[ ]+\.L1
+[ ]+8:[ ]+67fff880[ ]+bge[ ]+\$a0,[ ]+\$zero,[ ]+-8\(0x3fff8\)[ ]+#[ ]+0[ ]+<\.L1>
+[ ]+8:[ ]+R_LARCH_B16[ ]+\.L1
+[ ]+c:[ ]+67fff404[ ]+bge[ ]+\$zero,[ ]+\$a0,[ ]+-12\(0x3fff4\)[ ]+#[ ]+0[ ]+<\.L1>
+[ ]+c:[ ]+R_LARCH_B16[ ]+\.L1
+[ ]+10:[ ]+43fff09f[ ]+beqz[ ]+\$a0,[ ]+-16\(0x7ffff0\)[ ]+#[ ]+0[ ]+<\.L1>
+[ ]+10:[ ]+R_LARCH_B21[ ]+\.L1
+[ ]+14:[ ]+47ffec9f[ ]+bnez[ ]+\$a0,[ ]+-20\(0x7fffec\)[ ]+#[ ]+0[ ]+<\.L1>
+[ ]+14:[ ]+R_LARCH_B21[ ]+\.L1
+[ ]+18:[ ]+4bffe81f[ ]+bceqz[ ]+\$fcc0,[ ]+-24\(0x7fffe8\)[ ]+#[ ]+0[ ]+<\.L1>
+[ ]+18:[ ]+R_LARCH_B21[ ]+\.L1
+[ ]+1c:[ ]+4bffe51f[ ]+bcnez[ ]+\$fcc0,[ ]+-28\(0x7fffe4\)[ ]+#[ ]+0[ ]+<\.L1>
+[ ]+1c:[ ]+R_LARCH_B21[ ]+\.L1
+[ ]+20:[ ]+4c000080[ ]+jirl[ ]+\$zero,[ ]+\$a0,[ ]+0
+[ ]+24:[ ]+53ffdfff[ ]+b[ ]+-36\(0xfffffdc\)[ ]+#[ ]+0[ ]+<\.L1>
+[ ]+24:[ ]+R_LARCH_B26[ ]+\.L1
+[ ]+28:[ ]+57ffdbff[ ]+bl[ ]+-40\(0xfffffd8\)[ ]+#[ ]+0[ ]+<\.L1>
+[ ]+28:[ ]+R_LARCH_B26[ ]+\.L1
+[ ]+2c:[ ]+5bffd485[ ]+beq[ ]+\$a0,[ ]+\$a1,[ ]+-44\(0x3ffd4\)[ ]+#[ ]+0[ ]+<\.L1>
+[ ]+2c:[ ]+R_LARCH_B16[ ]+\.L1
+[ ]+30:[ ]+5fffd085[ ]+bne[ ]+\$a0,[ ]+\$a1,[ ]+-48\(0x3ffd0\)[ ]+#[ ]+0[ ]+<\.L1>
+[ ]+30:[ ]+R_LARCH_B16[ ]+\.L1
+[ ]+34:[ ]+63ffcc85[ ]+blt[ ]+\$a0,[ ]+\$a1,[ ]+-52\(0x3ffcc\)[ ]+#[ ]+0[ ]+<\.L1>
+[ ]+34:[ ]+R_LARCH_B16[ ]+\.L1
+[ ]+38:[ ]+63ffc8a4[ ]+blt[ ]+\$a1,[ ]+\$a0,[ ]+-56\(0x3ffc8\)[ ]+#[ ]+0[ ]+<\.L1>
+[ ]+38:[ ]+R_LARCH_B16[ ]+\.L1
+[ ]+3c:[ ]+67ffc485[ ]+bge[ ]+\$a0,[ ]+\$a1,[ ]+-60\(0x3ffc4\)[ ]+#[ ]+0[ ]+<\.L1>
+[ ]+3c:[ ]+R_LARCH_B16[ ]+\.L1
+[ ]+40:[ ]+67ffc0a4[ ]+bge[ ]+\$a1,[ ]+\$a0,[ ]+-64\(0x3ffc0\)[ ]+#[ ]+0[ ]+<\.L1>
+[ ]+40:[ ]+R_LARCH_B16[ ]+\.L1
+[ ]+44:[ ]+6bffbc85[ ]+bltu[ ]+\$a0,[ ]+\$a1,[ ]+-68\(0x3ffbc\)[ ]+#[ ]+0[ ]+<\.L1>
+[ ]+44:[ ]+R_LARCH_B16[ ]+\.L1
+[ ]+48:[ ]+6bffb8a4[ ]+bltu[ ]+\$a1,[ ]+\$a0,[ ]+-72\(0x3ffb8\)[ ]+#[ ]+0[ ]+<\.L1>
+[ ]+48:[ ]+R_LARCH_B16[ ]+\.L1
+[ ]+4c:[ ]+6fffb485[ ]+bgeu[ ]+\$a0,[ ]+\$a1,[ ]+-76\(0x3ffb4\)[ ]+#[ ]+0[ ]+<\.L1>
+[ ]+4c:[ ]+R_LARCH_B16[ ]+\.L1
+[ ]+50:[ ]+6fffb0a4[ ]+bgeu[ ]+\$a1,[ ]+\$a0,[ ]+-80\(0x3ffb0\)[ ]+#[ ]+0[ ]+<\.L1>
+[ ]+50:[ ]+R_LARCH_B16[ ]+\.L1
+[ ]+54:[ ]+4c000020[ ]+jirl[ ]+\$zero,[ ]+\$ra,[ ]+0
00000000.* <_start>:
[ ]+0:[ ]+03803c06[ ]+ori[ ]+\$a2,[ ]+\$zero,[ ]+0xf
[ ]+4:[ ]+1a000005[ ]+pcalau12i[ ]+\$a1,[ ]+0
-[ ]+4:[ ]+R_LARCH_PCALA_HI20[ ]+.rodata
-[ ]+8:[ ]+02c000a5[ ]+addi.d[ ]+\$a1,[ ]+\$a1,[ ]+0
-[ ]+8:[ ]+R_LARCH_PCALA_LO12[ ]+.rodata
+[ ]+4:[ ]+R_LARCH_PCALA_HI20[ ]+msg
+[ ]+4:[ ]+R_LARCH_RELAX[ ]+\*ABS\*
+[ ]+8:[ ]+02c000a5[ ]+addi\.d[ ]+\$a1,[ ]+\$a1,[ ]+0
+[ ]+8:[ ]+R_LARCH_PCALA_LO12[ ]+msg
+[ ]+8:[ ]+R_LARCH_RELAX[ ]+\*ABS\*
[ ]+c:[ ]+03800404[ ]+ori[ ]+\$a0,[ ]+\$zero,[ ]+0x1
[ ]+10:[ ]+0381000b[ ]+ori[ ]+\$a7,[ ]+\$zero,[ ]+0x40
[ ]+14:[ ]+002b0000[ ]+syscall[ ]+0x0
00000000.* <.text>:
[ ]+0:[ ]+00150004[ ]+move[ ]+\$a0,[ ]+\$zero
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#objdump: -dr
#skip: loongarch32-*-*
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-[ ]+84:[ ]+02c00005[ ]+addi.d[ ]+\$a1,[ ]+\$zero,[ ]+0
-[ ]+84:[ ]+R_LARCH_GOT_PC_LO12[ ]+TLS1
-[ ]+88:[ ]+16000005[ ]+lu32i.d[ ]+\$a1,[ ]+0
-[ ]+88:[ ]+R_LARCH_GOT64_PC_LO20[ ]+TLS1
-[ ]+8c:[ ]+030000a5[ ]+lu52i.d[ ]+\$a1,[ ]+\$a1,[ ]+0
-[ ]+8c:[ ]+R_LARCH_GOT64_PC_HI12[ ]+TLS1
-[ ]+90:[ ]+00109484[ ]+add.d[ ]+\$a0,[ ]+\$a0,[ ]+\$a1
+[ ]+14:[ ]+14000004[ ]+lu12i.w[ ]+\$a0,[ ]+0
+[ ]+14:[ ]+R_LARCH_MARK_LA[ ]+\*ABS\*
+[ ]+14:[ ]+R_LARCH_ABS_HI20[ ]+.L1
+[ ]+18:[ ]+03800084[ ]+ori[ ]+\$a0,[ ]+\$a0,[ ]+0x0
+[ ]+18:[ ]+R_LARCH_ABS_LO12[ ]+.L1
+[ ]+1c:[ ]+16000004[ ]+lu32i.d[ ]+\$a0,[ ]+0
+[ ]+1c:[ ]+R_LARCH_ABS64_LO20[ ]+.L1
+[ ]+20:[ ]+03000084[ ]+lu52i.d[ ]+\$a0,[ ]+\$a0,[ ]+0
+[ ]+20:[ ]+R_LARCH_ABS64_HI12[ ]+.L1
+[ ]+24:[ ]+1a000004[ ]+pcalau12i[ ]+\$a0,[ ]+0
+[ ]+24:[ ]+R_LARCH_PCALA_HI20[ ]+.L1
+[ ]+24:[ ]+R_LARCH_RELAX[ ]+\*ABS\*
+[ ]+28:[ ]+02c00005[ ]+addi.d[ ]+\$a1,[ ]+\$zero,[ ]+0
+[ ]+28:[ ]+R_LARCH_PCALA_LO12[ ]+.L1
+[ ]+28:[ ]+R_LARCH_RELAX[ ]+\*ABS\*
+[ ]+2c:[ ]+16000005[ ]+lu32i.d[ ]+\$a1,[ ]+0
+[ ]+2c:[ ]+R_LARCH_PCALA64_LO20[ ]+.L1
+[ ]+30:[ ]+030000a5[ ]+lu52i.d[ ]+\$a1,[ ]+\$a1,[ ]+0
+[ ]+30:[ ]+R_LARCH_PCALA64_HI12[ ]+.L1
+[ ]+34:[ ]+00109484[ ]+add.d[ ]+\$a0,[ ]+\$a0,[ ]+\$a1
+[ ]+38:[ ]+1a000004[ ]+pcalau12i[ ]+\$a0,[ ]+0
+[ ]+38:[ ]+R_LARCH_GOT_PC_HI20[ ]+.L1
+[ ]+38:[ ]+R_LARCH_RELAX[ ]+\*ABS\*
+[ ]+3c:[ ]+02c00005[ ]+addi.d[ ]+\$a1,[ ]+\$zero,[ ]+0
+[ ]+3c:[ ]+R_LARCH_GOT_PC_LO12[ ]+.L1
+[ ]+3c:[ ]+R_LARCH_RELAX[ ]+\*ABS\*
+[ ]+40:[ ]+16000005[ ]+lu32i.d[ ]+\$a1,[ ]+0
+[ ]+40:[ ]+R_LARCH_GOT64_PC_LO20[ ]+.L1
+[ ]+44:[ ]+030000a5[ ]+lu52i.d[ ]+\$a1,[ ]+\$a1,[ ]+0
+[ ]+44:[ ]+R_LARCH_GOT64_PC_HI12[ ]+.L1
+[ ]+48:[ ]+380c1484[ ]+ldx.d[ ]+\$a0,[ ]+\$a0,[ ]+\$a1
+[ ]+4c:[ ]+14000004[ ]+lu12i.w[ ]+\$a0,[ ]+0
+[ ]+4c:[ ]+R_LARCH_TLS_LE_HI20[ ]+TLS1
+[ ]+50:[ ]+03800084[ ]+ori[ ]+\$a0,[ ]+\$a0,[ ]+0x0
+[ ]+50:[ ]+R_LARCH_TLS_LE_LO12[ ]+TLS1
+[ ]+54:[ ]+1a000004[ ]+pcalau12i[ ]+\$a0,[ ]+0
+[ ]+54:[ ]+R_LARCH_TLS_IE_PC_HI20[ ]+TLS1
+[ ]+58:[ ]+02c00005[ ]+addi.d[ ]+\$a1,[ ]+\$zero,[ ]+0
+[ ]+58:[ ]+R_LARCH_TLS_IE_PC_LO12[ ]+TLS1
+[ ]+5c:[ ]+16000005[ ]+lu32i.d[ ]+\$a1,[ ]+0
+[ ]+5c:[ ]+R_LARCH_TLS_IE64_PC_LO20[ ]+TLS1
+[ ]+60:[ ]+030000a5[ ]+lu52i.d[ ]+\$a1,[ ]+\$a1,[ ]+0
+[ ]+60:[ ]+R_LARCH_TLS_IE64_PC_HI12[ ]+TLS1
+[ ]+64:[ ]+380c1484[ ]+ldx.d[ ]+\$a0,[ ]+\$a0,[ ]+\$a1
+[ ]+68:[ ]+1a000004[ ]+pcalau12i[ ]+\$a0,[ ]+0
+[ ]+68:[ ]+R_LARCH_TLS_LD_PC_HI20[ ]+TLS1
+[ ]+6c:[ ]+02c00005[ ]+addi.d[ ]+\$a1,[ ]+\$zero,[ ]+0
+[ ]+6c:[ ]+R_LARCH_GOT_PC_LO12[ ]+TLS1
+[ ]+6c:[ ]+R_LARCH_RELAX[ ]+\*ABS\*
+[ ]+70:[ ]+16000005[ ]+lu32i.d[ ]+\$a1,[ ]+0
+[ ]+70:[ ]+R_LARCH_GOT64_PC_LO20[ ]+TLS1
+[ ]+74:[ ]+030000a5[ ]+lu52i.d[ ]+\$a1,[ ]+\$a1,[ ]+0
+[ ]+74:[ ]+R_LARCH_GOT64_PC_HI12[ ]+TLS1
+[ ]+78:[ ]+00109484[ ]+add.d[ ]+\$a0,[ ]+\$a0,[ ]+\$a1
+[ ]+7c:[ ]+1a000004[ ]+pcalau12i[ ]+\$a0,[ ]+0
+[ ]+7c:[ ]+R_LARCH_TLS_GD_PC_HI20[ ]+TLS1
+[ ]+80:[ ]+02c00005[ ]+addi.d[ ]+\$a1,[ ]+\$zero,[ ]+0
+[ ]+80:[ ]+R_LARCH_GOT_PC_LO12[ ]+TLS1
+[ ]+80:[ ]+R_LARCH_RELAX[ ]+\*ABS\*
+[ ]+84:[ ]+16000005[ ]+lu32i.d[ ]+\$a1,[ ]+0
+[ ]+84:[ ]+R_LARCH_GOT64_PC_LO20[ ]+TLS1
+[ ]+88:[ ]+030000a5[ ]+lu52i.d[ ]+\$a1,[ ]+\$a1,[ ]+0
+[ ]+88:[ ]+R_LARCH_GOT64_PC_HI12[ ]+TLS1
+[ ]+8c:[ ]+00109484[ ]+add.d[ ]+\$a0,[ ]+\$a0,[ ]+\$a1
--- /dev/null
+#as:
+#objdump: -dr
+#skip: loongarch32-*-*
+
+.*:[ ]+file format .*
+
+
+Disassembly of section .text:
+
+00000000.* <L1>:
+[ ]+0:[ ]+1a000004[ ]+pcalau12i[ ]+\$a0,[ ]+0
+[ ]+0:[ ]+R_LARCH_PCALA_HI20[ ]+L1
+[ ]+0:[ ]+R_LARCH_RELAX[ ]+\*ABS\*
+[ ]+4:[ ]+02c00084[ ]+addi\.d[ ]+\$a0,[ ]+\$a0,[ ]+0
+[ ]+4:[ ]+R_LARCH_PCALA_LO12[ ]+L1
+[ ]+4:[ ]+R_LARCH_RELAX[ ]+\*ABS\*
+[ ]+8:[ ]+03400000[ ]+andi[ ]+\$zero,[ ]+\$zero,[ ]+0x0
+[ ]+8:[ ]+R_LARCH_ALIGN[ ]+\*ABS\*\+0xc
+[ ]+c:[ ]+03400000[ ]+andi[ ]+\$zero,[ ]+\$zero,[ ]+0x0
+[ ]+10:[ ]+03400000[ ]+andi[ ]+\$zero,[ ]+\$zero,[ ]+0x0
+[ ]+14:[ ]+1a000004[ ]+pcalau12i[ ]+\$a0,[ ]+0
+[ ]+14:[ ]+R_LARCH_PCALA_HI20[ ]+L1
+[ ]+14:[ ]+R_LARCH_RELAX[ ]+\*ABS\*
+[ ]+18:[ ]+02c00084[ ]+addi\.d[ ]+\$a0,[ ]+\$a0,[ ]+0
+[ ]+18:[ ]+R_LARCH_PCALA_LO12[ ]+L1
+[ ]+18:[ ]+R_LARCH_RELAX[ ]+\*ABS\*
--- /dev/null
+ .text
+L1:
+ la.local $a0, L1
+ .align 4
+ la.local $a0, L1
--- /dev/null
+#as:
+#objdump: -Dr
+#skip: loongarch32-*-*
+
+.*:[ ]+file format .*
+
+
+Disassembly of section .data:
+
+00000000.* <L1-0x5>:
+[ ]+0:[ ]+80030201[ ]+0x80030201
+[ ]+3:[ ]+R_LARCH_ADD_ULEB128[ ]+L2
+[ ]+3:[ ]+R_LARCH_SUB_ULEB128[ ]+L1
+[ ]+\.\.\.
+
+0000000000000005[ ]+<L1>:
+[ ]+\.\.\.
+[ ]+81:[ ]+ff040000[ ]+0xff040000
+[ ]+85:[ ]+cacop[ ]+0x1f,[ ]+\$t3,[ ]+1\(0x1\)
+
+0000000000000086[ ]+<L2>:
+[ ]+86:[ ]+07060005[ ]+0x07060005
+[ ]+8a:[ ]+0x00008080
+[ ]+8a:[ ]+R_LARCH_ADD_ULEB128[ ]+L4
+[ ]+8a:[ ]+R_LARCH_SUB_ULEB128[ ]+L3
+
+000000000000008d[ ]+<L3>:
+[ ]+\.\.\.
+[ ]+4089:[ ]+ff080000[ ]+0xff080000
+[ ]+408d:[ ]+0x09ffffff
+
+0000000000004090[ ]+<L4>:
+[ ]+4090:[ ]+09090909[ ]+0x09090909
+[ ]+4094:[ ]+09090909[ ]+0x09090909
+[ ]+4098:[ ]+09090909[ ]+0x09090909
+[ ]+409c:[ ]+09090909[ ]+0x09090909
--- /dev/null
+ .data
+ .byte 1, 2, 3
+ .uleb128 L2 - L1
+L1:
+ .space 128 - 2
+ .byte 4
+ .p2align 1, 0xff
+L2:
+ .byte 5
+
+ .p2align 2
+ .byte 6, 7
+ .uleb128 L4 - L3
+L3:
+ .space 128*128 - 2
+ .byte 8
+ .p2align 2, 0xff
+L4:
+ .byte 9
+ .p2align 4, 9
projects / binutils-gdb.git / commitdiff