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-rw-r--r--gas/config/tc-aarch64.c63
-rw-r--r--gas/testsuite/gas/aarch64/pr27217.d6
2 files changed, 23 insertions, 46 deletions
diff --git a/gas/config/tc-aarch64.c b/gas/config/tc-aarch64.c
index 779db31..e12b68e 100644
--- a/gas/config/tc-aarch64.c
+++ b/gas/config/tc-aarch64.c
@@ -565,25 +565,18 @@ static bool in_aarch64_get_expression = false;
#define ALLOW_ABSENT false
#define REJECT_ABSENT true
-/* Fifth argument to aarch64_get_expression. */
-#define NORMAL_RESOLUTION false
-
/* Return TRUE if the string pointed by *STR is successfully parsed
as an valid expression; *EP will be filled with the information of
such an expression. Otherwise return FALSE.
If ALLOW_IMMEDIATE_PREFIX is true then skip a '#' at the start.
- If REJECT_ABSENT is true then trat missing expressions as an error.
- If DEFER_RESOLUTION is true, then do not resolve expressions against
- constant symbols. Necessary if the expression is part of a fixup
- that uses a reloc that must be emitted. */
+ If REJECT_ABSENT is true then trat missing expressions as an error. */
static bool
aarch64_get_expression (expressionS * ep,
char ** str,
bool allow_immediate_prefix,
- bool reject_absent,
- bool defer_resolution)
+ bool reject_absent)
{
char *save_in;
segT seg;
@@ -603,10 +596,7 @@ aarch64_get_expression (expressionS * ep,
save_in = input_line_pointer;
input_line_pointer = *str;
in_aarch64_get_expression = true;
- if (defer_resolution)
- seg = deferred_expression (ep);
- else
- seg = expression (ep);
+ seg = expression (ep);
in_aarch64_get_expression = false;
if (ep->X_op == O_illegal || (reject_absent && ep->X_op == O_absent))
@@ -1035,8 +1025,7 @@ parse_typed_reg (char **ccp, aarch64_reg_type type, aarch64_reg_type *rtype,
atype.defined |= NTA_HASINDEX;
- aarch64_get_expression (&exp, &str, GE_NO_PREFIX, REJECT_ABSENT,
- NORMAL_RESOLUTION);
+ aarch64_get_expression (&exp, &str, GE_NO_PREFIX, REJECT_ABSENT);
if (exp.X_op != O_constant)
{
@@ -1239,8 +1228,7 @@ parse_vector_reg_list (char **ccp, aarch64_reg_type type,
{
expressionS exp;
- aarch64_get_expression (&exp, &str, GE_NO_PREFIX, REJECT_ABSENT,
- NORMAL_RESOLUTION);
+ aarch64_get_expression (&exp, &str, GE_NO_PREFIX, REJECT_ABSENT);
if (exp.X_op != O_constant)
{
set_first_syntax_error (_("constant expression required."));
@@ -2187,8 +2175,7 @@ parse_immediate_expression (char **str, expressionS *exp,
return false;
}
- aarch64_get_expression (exp, str, GE_OPT_PREFIX, REJECT_ABSENT,
- NORMAL_RESOLUTION);
+ aarch64_get_expression (exp, str, GE_OPT_PREFIX, REJECT_ABSENT);
if (exp->X_op == O_absent)
{
@@ -2422,8 +2409,7 @@ parse_big_immediate (char **str, int64_t *imm, aarch64_reg_type reg_type)
return false;
}
- aarch64_get_expression (&inst.reloc.exp, &ptr, GE_OPT_PREFIX, REJECT_ABSENT,
- NORMAL_RESOLUTION);
+ aarch64_get_expression (&inst.reloc.exp, &ptr, GE_OPT_PREFIX, REJECT_ABSENT);
if (inst.reloc.exp.X_op == O_constant)
*imm = inst.reloc.exp.X_add_number;
@@ -3320,8 +3306,7 @@ parse_shift (char **str, aarch64_opnd_info *operand, enum parse_shift_mode mode)
p++;
exp_has_prefix = 1;
}
- (void) aarch64_get_expression (&exp, &p, GE_NO_PREFIX, ALLOW_ABSENT,
- NORMAL_RESOLUTION);
+ aarch64_get_expression (&exp, &p, GE_NO_PREFIX, ALLOW_ABSENT);
}
if (kind == AARCH64_MOD_MUL_VL)
/* For consistency, give MUL VL the same shift amount as an implicit
@@ -3385,7 +3370,7 @@ parse_shifter_operand_imm (char **str, aarch64_opnd_info *operand,
/* Accept an immediate expression. */
if (! aarch64_get_expression (&inst.reloc.exp, &p, GE_OPT_PREFIX,
- REJECT_ABSENT, NORMAL_RESOLUTION))
+ REJECT_ABSENT))
return false;
/* Accept optional LSL for arithmetic immediate values. */
@@ -3509,8 +3494,7 @@ parse_shifter_operand_reloc (char **str, aarch64_opnd_info *operand,
/* Next, we parse the expression. */
if (! aarch64_get_expression (&inst.reloc.exp, str, GE_NO_PREFIX,
- REJECT_ABSENT,
- aarch64_force_reloc (entry->add_type) == 1))
+ REJECT_ABSENT))
return false;
/* Record the relocation type (use the ADD variant here). */
@@ -3656,8 +3640,7 @@ parse_address_main (char **str, aarch64_opnd_info *operand,
}
/* #:<reloc_op>: */
- if (! aarch64_get_expression (exp, &p, GE_NO_PREFIX, REJECT_ABSENT,
- aarch64_force_reloc (ty) == 1))
+ if (! aarch64_get_expression (exp, &p, GE_NO_PREFIX, REJECT_ABSENT))
{
set_syntax_error (_("invalid relocation expression"));
return false;
@@ -3673,8 +3656,7 @@ parse_address_main (char **str, aarch64_opnd_info *operand,
/* =immediate; need to generate the literal in the literal pool. */
inst.gen_lit_pool = 1;
- if (!aarch64_get_expression (exp, &p, GE_NO_PREFIX, REJECT_ABSENT,
- NORMAL_RESOLUTION))
+ if (!aarch64_get_expression (exp, &p, GE_NO_PREFIX, REJECT_ABSENT))
{
set_syntax_error (_("invalid address"));
return false;
@@ -3780,8 +3762,7 @@ parse_address_main (char **str, aarch64_opnd_info *operand,
/* We now have the group relocation table entry corresponding to
the name in the assembler source. Next, we parse the
expression. */
- if (! aarch64_get_expression (exp, &p, GE_NO_PREFIX, REJECT_ABSENT,
- aarch64_force_reloc (entry->ldst_type) == 1))
+ if (! aarch64_get_expression (exp, &p, GE_NO_PREFIX, REJECT_ABSENT))
{
set_syntax_error (_("invalid relocation expression"));
return false;
@@ -3794,8 +3775,7 @@ parse_address_main (char **str, aarch64_opnd_info *operand,
}
else
{
- if (! aarch64_get_expression (exp, &p, GE_OPT_PREFIX, REJECT_ABSENT,
- NORMAL_RESOLUTION))
+ if (! aarch64_get_expression (exp, &p, GE_OPT_PREFIX, REJECT_ABSENT))
{
set_syntax_error (_("invalid expression in the address"));
return false;
@@ -3851,8 +3831,7 @@ parse_address_main (char **str, aarch64_opnd_info *operand,
operand->addr.offset.regno = reg->number;
operand->addr.offset.is_reg = 1;
}
- else if (! aarch64_get_expression (exp, &p, GE_OPT_PREFIX, REJECT_ABSENT,
- NORMAL_RESOLUTION))
+ else if (! aarch64_get_expression (exp, &p, GE_OPT_PREFIX, REJECT_ABSENT))
{
/* [Xn],#expr */
set_syntax_error (_("invalid expression in the address"));
@@ -3980,8 +3959,7 @@ parse_half (char **str, int *internal_fixup_p)
else
*internal_fixup_p = 1;
- if (! aarch64_get_expression (&inst.reloc.exp, &p, GE_NO_PREFIX, REJECT_ABSENT,
- aarch64_force_reloc (inst.reloc.type) == 1))
+ if (! aarch64_get_expression (&inst.reloc.exp, &p, GE_NO_PREFIX, REJECT_ABSENT))
return false;
*str = p;
@@ -4023,8 +4001,7 @@ parse_adrp (char **str)
inst.reloc.type = BFD_RELOC_AARCH64_ADR_HI21_PCREL;
inst.reloc.pc_rel = 1;
- if (! aarch64_get_expression (&inst.reloc.exp, &p, GE_NO_PREFIX, REJECT_ABSENT,
- aarch64_force_reloc (inst.reloc.type) == 1))
+ if (! aarch64_get_expression (&inst.reloc.exp, &p, GE_NO_PREFIX, REJECT_ABSENT))
return false;
*str = p;
return true;
@@ -6706,8 +6683,7 @@ parse_operands (char *str, const aarch64_opcode *opcode)
goto failure;
str = saved;
po_misc_or_fail (aarch64_get_expression (&inst.reloc.exp, &str,
- GE_OPT_PREFIX, REJECT_ABSENT,
- NORMAL_RESOLUTION));
+ GE_OPT_PREFIX, REJECT_ABSENT));
/* The MOV immediate alias will be fixed up by fix_mov_imm_insn
later. fix_mov_imm_insn will try to determine a machine
instruction (MOVZ, MOVN or ORR) for it and will issue an error
@@ -8834,7 +8810,8 @@ md_apply_fix (fixS * fixP, valueT * valP, segT seg)
/* Note whether this will delete the relocation. */
- if (fixP->fx_addsy == 0 && !fixP->fx_pcrel)
+ if (fixP->fx_addsy == 0 && !fixP->fx_pcrel
+ && aarch64_force_reloc (fixP->fx_r_type) <= 0)
fixP->fx_done = 1;
/* Process the relocations. */
diff --git a/gas/testsuite/gas/aarch64/pr27217.d b/gas/testsuite/gas/aarch64/pr27217.d
index abbc487..3397dfa 100644
--- a/gas/testsuite/gas/aarch64/pr27217.d
+++ b/gas/testsuite/gas/aarch64/pr27217.d
@@ -7,9 +7,9 @@
Disassembly of section \.text:
0+000 <.*>:
-[ ]+0:[ ]+90000000[ ]+adrp[ ]+x0, 12345678[ ]+<bar>
-[ ]+0:[ ]+R_AARCH64(|_P32)_ADR_PREL_PG_HI21[ ]+bar
+[ ]+0:[ ]+90000000[ ]+adrp[ ]+x0, [0-9]*[ ]+<.*>
+[ ]+0:[ ]+R_AARCH64(|_P32)_ADR_PREL_PG_HI21[ ]+\*ABS\*\+0x12345678
[ ]+4:[ ]+91000000[ ]+add[ ]+x0, x0, #0x0
-[ ]+4:[ ]+R_AARCH64(|_P32)_ADD_ABS_LO12_NC[ ]+bar
+[ ]+4:[ ]+R_AARCH64(|_P32)_ADD_ABS_LO12_NC[ ]+\*ABS\*\+0x12345678
[ ]+8:[ ]+d65f03c0[ ]+ret
#pass
generated by cgit v1.1 at 2024-12-18 04:43:19 +0000