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authorJulian Brown <julian@codesourcery.com>2005-02-10 12:39:17 +0000
committerJulian Brown <julian@codesourcery.com>2005-02-10 12:39:17 +0000
commit620b81c130ed4ceb5521bbf2dcac7a858c8c3a58 (patch)
tree9b380751821efb152741b2c2b4a17c8d08e91be4
parentd457dcf69843196978118f12d749e8aa284202a0 (diff)
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* config/tc-arm.c (do_t_ldmstm): Change BFD_RELOC_NONE to
BFD_RELOC_UNUSED. (do_t_push_pop): Likewise. (md_assemble): Likewise. (md_apply_fix3): Handle BFD_RELOC_NONE correctly, make BFD_RELOC_UNUSED same as previous meaning of BFD_RELOC_NONE. (create_unwind_entry): Output dependency on the required personality routines. testsuite/gas/arm/unwind.d: Alter expected output to include dependency on __aeabi_unwind_cpp_pr[01].
-rw-r--r--gas/ChangeLog13
-rw-r--r--gas/config/tc-arm.c45
-rw-r--r--gas/testsuite/gas/arm/unwind.d3
3 files changed, 51 insertions, 10 deletions
diff --git a/gas/ChangeLog b/gas/ChangeLog
index 42bd4c9..538fd2f 100644
--- a/gas/ChangeLog
+++ b/gas/ChangeLog
@@ -1,3 +1,16 @@
+2005-02-10 Julian Brown <julian@codesourcery.com>
+
+ * config/tc-arm.c (do_t_ldmstm): Change BFD_RELOC_NONE to
+ BFD_RELOC_UNUSED.
+ (do_t_push_pop): Likewise.
+ (md_assemble): Likewise.
+ (md_apply_fix3): Handle BFD_RELOC_NONE correctly, make
+ BFD_RELOC_UNUSED same as previous meaning of BFD_RELOC_NONE.
+ (create_unwind_entry): Output dependency on the required personality
+ routines.
+ testsuite/gas/arm/unwind.d: Alter expected output to include
+ dependency on __aeabi_unwind_cpp_pr[01].
+
2005-02-07 Nathan Sidwell <nathan@codesourcery.com>
* as.h (seg_not_empty_p): Return int, not bfd_boolean.
diff --git a/gas/config/tc-arm.c b/gas/config/tc-arm.c
index 555e42a..c40df52 100644
--- a/gas/config/tc-arm.c
+++ b/gas/config/tc-arm.c
@@ -9369,10 +9369,10 @@ do_t_ldmstm (char * str)
return;
}
- if (inst.reloc.type != BFD_RELOC_NONE)
+ if (inst.reloc.type != BFD_RELOC_UNUSED)
{
/* This really doesn't seem worth it. */
- inst.reloc.type = BFD_RELOC_NONE;
+ inst.reloc.type = BFD_RELOC_UNUSED;
inst.error = _("expression too complex");
return;
}
@@ -9461,10 +9461,10 @@ do_t_push_pop (char * str)
return;
}
- if (inst.reloc.type != BFD_RELOC_NONE)
+ if (inst.reloc.type != BFD_RELOC_UNUSED)
{
/* This really doesn't seem worth it. */
- inst.reloc.type = BFD_RELOC_NONE;
+ inst.reloc.type = BFD_RELOC_UNUSED;
inst.error = _("expression too complex");
return;
}
@@ -11361,7 +11361,7 @@ md_apply_fix3 (fixS * fixP,
char * buf = fixP->fx_where + fixP->fx_frag->fr_literal;
arm_fix_data * arm_data = (arm_fix_data *) fixP->tc_fix_data;
- assert (fixP->fx_r_type < BFD_RELOC_UNUSED);
+ assert (fixP->fx_r_type <= BFD_RELOC_UNUSED);
/* Note whether this will delete the relocation. */
if (fixP->fx_addsy == 0 && !fixP->fx_pcrel)
@@ -11383,6 +11383,11 @@ md_apply_fix3 (fixS * fixP,
switch (fixP->fx_r_type)
{
+ case BFD_RELOC_NONE:
+ /* This will need to go in the object file. */
+ fixP->fx_done = 0;
+ break;
+
case BFD_RELOC_ARM_IMMEDIATE:
/* We claim that this fixup has been processed here,
even if in fact we generate an error because we do
@@ -12050,7 +12055,7 @@ md_apply_fix3 (fixS * fixP,
fixP->fx_done = 0;
return;
- case BFD_RELOC_NONE:
+ case BFD_RELOC_UNUSED:
default:
as_bad_where (fixP->fx_file, fixP->fx_line,
_("bad relocation fixup type (%d)"), fixP->fx_r_type);
@@ -12106,6 +12111,7 @@ tc_gen_reloc (asection * section ATTRIBUTE_UNUSED,
break;
}
+ case BFD_RELOC_NONE:
case BFD_RELOC_ARM_PCREL_BRANCH:
case BFD_RELOC_ARM_PCREL_BLX:
case BFD_RELOC_RVA:
@@ -12170,6 +12176,7 @@ tc_gen_reloc (asection * section ATTRIBUTE_UNUSED,
switch (fixp->fx_r_type)
{
+ case BFD_RELOC_NONE: type = "NONE"; break;
case BFD_RELOC_ARM_OFFSET_IMM8: type = "OFFSET_IMM8"; break;
case BFD_RELOC_ARM_SHIFT_IMM: type = "SHIFT_IMM"; break;
case BFD_RELOC_ARM_SMI: type = "SMI"; break;
@@ -12293,7 +12300,7 @@ output_inst (const char * str)
else
md_number_to_chars (to, inst.instruction, inst.size);
- if (inst.reloc.type != BFD_RELOC_NONE)
+ if (inst.reloc.type != BFD_RELOC_UNUSED)
fix_new_arm (frag_now, to - frag_now->fr_literal,
inst.size, & inst.reloc.exp, inst.reloc.pc_rel,
inst.reloc.type);
@@ -12319,7 +12326,7 @@ md_assemble (char * str)
}
memset (&inst, '\0', sizeof (inst));
- inst.reloc.type = BFD_RELOC_NONE;
+ inst.reloc.type = BFD_RELOC_UNUSED;
skip_whitespace (str);
@@ -13893,6 +13900,14 @@ create_unwind_entry (int have_data)
/* Custom personality routine. */
fix_new (frag_now, where, 4, unwind.personality_routine, 0, 1,
BFD_RELOC_ARM_PREL31);
+
+ /* Indicate dependency to linker. */
+ {
+ char *name = "__aeabi_unwind_cpp_pr0";
+ symbolS *pr = symbol_find_or_make (name);
+ fix_new (frag_now, where, 4, pr, 0, 1, BFD_RELOC_NONE);
+ }
+
where += 4;
ptr += 4;
@@ -13902,18 +13917,28 @@ create_unwind_entry (int have_data)
break;
/* ABI defined personality routines. */
- /* TODO: Emit R_ARM_NONE to the personality routine. */
case 0:
/* Three opcodes bytes are packed into the first word. */
data = 0x80;
n = 3;
- break;
+ goto emit_reloc;
case 1:
case 2:
/* The size and first two opcode bytes go in the first word. */
data = ((0x80 + unwind.personality_index) << 8) | size;
n = 2;
+ goto emit_reloc;
+
+ emit_reloc:
+ {
+ /* Indicate dependency to linker. */
+ char *name[] = { "__aeabi_unwind_cpp_pr0",
+ "__aeabi_unwind_cpp_pr1",
+ "__aeabi_unwind_cpp_pr2" };
+ symbolS *pr = symbol_find_or_make (name[unwind.personality_index]);
+ fix_new (frag_now, where, 4, pr, 0, 1, BFD_RELOC_NONE);
+ }
break;
default:
diff --git a/gas/testsuite/gas/arm/unwind.d b/gas/testsuite/gas/arm/unwind.d
index dfa7d0d..0ad5c39 100644
--- a/gas/testsuite/gas/arm/unwind.d
+++ b/gas/testsuite/gas/arm/unwind.d
@@ -5,7 +5,10 @@
RELOCATION RECORDS FOR \[.ARM.extab\]:
OFFSET TYPE VALUE
+00000000 R_ARM_NONE __aeabi_unwind_cpp_pr1
0000000c R_ARM_PREL31 .text
+0000000c R_ARM_NONE __aeabi_unwind_cpp_pr0
+0000001c R_ARM_NONE __aeabi_unwind_cpp_pr1
RELOCATION RECORDS FOR \[.ARM.exidx\]: