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bfd: 

* elf32-arm.c (elf32_arm_check_relocs): Give errors for absolute
	MOVW and MOVT relocations in a shared library link.

ld/testsuite:
	* ld-arm/movw-shared-1.d, ld-arm/movw-shared-1.s,
	ld-arm/movw-shared-2.d, ld-arm/movw-shared-2.s,
	ld-arm/movw-shared-3.d, ld-arm/movw-shared-3.s,
	ld-arm/movw-shared-4.d, ld-arm/movw-shared-4.s: New tests.
	* ld-arm/arm-elf.exp: Run these new tests.
This commit is contained in:
Joseph Myers 2009-04-30 00:01:11 +00:00
parent 00ee36855d
commit 96c23d5966
12 changed files with 70 additions and 4 deletions
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5
bfd/ChangeLog
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@ -1,3 +1,8 @@
2009-04-30 Joseph Myers <joseph@codesourcery.com>
* elf32-arm.c (elf32_arm_check_relocs): Give errors for absolute
MOVW and MOVT relocations in a shared library link.
2009-04-27 Anthony Green <green@moxielogic.com>
* verilog.c: New file.

19
bfd/elf32-arm.c
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@ -9808,16 +9808,27 @@ elf32_arm_check_relocs (bfd *abfd, struct bfd_link_info *info,
needs_plt = 1;
goto normal_reloc;
case R_ARM_MOVW_ABS_NC:
case R_ARM_MOVT_ABS:
case R_ARM_THM_MOVW_ABS_NC:
case R_ARM_THM_MOVT_ABS:
if (info->shared)
{
(*_bfd_error_handler)
(_("%B: relocation %s against `%s' can not be used when making a shared object; recompile with -fPIC"),
abfd, elf32_arm_howto_table_1[r_type].name,
(h) ? h->root.root.string : "a local symbol");
bfd_set_error (bfd_error_bad_value);
return FALSE;
}
/* Fall through. */
case R_ARM_ABS32:
case R_ARM_ABS32_NOI:
case R_ARM_REL32:
case R_ARM_REL32_NOI:
case R_ARM_MOVW_ABS_NC:
case R_ARM_MOVT_ABS:
case R_ARM_MOVW_PREL_NC:
case R_ARM_MOVT_PREL:
case R_ARM_THM_MOVW_ABS_NC:
case R_ARM_THM_MOVT_ABS:
case R_ARM_THM_MOVW_PREL_NC:
case R_ARM_THM_MOVT_PREL:
needs_plt = 0;

8
ld/testsuite/ChangeLog
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@ -1,3 +1,11 @@
2009-04-30 Joseph Myers <joseph@codesourcery.com>
* ld-arm/movw-shared-1.d, ld-arm/movw-shared-1.s,
ld-arm/movw-shared-2.d, ld-arm/movw-shared-2.s,
ld-arm/movw-shared-3.d, ld-arm/movw-shared-3.s,
ld-arm/movw-shared-4.d, ld-arm/movw-shared-4.s: New tests.
* ld-arm/arm-elf.exp: Run these new tests.
2009-04-29 Chris Demetriou <cgd@google.com>
* ld-elfvers/vers.exp (vers4b): New test to verify that

4
ld/testsuite/ld-arm/arm-elf.exp
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@ -187,6 +187,10 @@ run_dump_test "group-relocs-ldc-bad"
run_dump_test "thumb2-bl-undefweak"
run_dump_test "thumb2-bl-undefweak1"
run_dump_test "emit-relocs1"
run_dump_test "movw-shared-1"
run_dump_test "movw-shared-2"
run_dump_test "movw-shared-3"
run_dump_test "movw-shared-4"
# Exclude non-ARM-EABI targets.

4
ld/testsuite/ld-arm/movw-shared-1.d Normal file
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@ -0,0 +1,4 @@
#name: MOVW/MOVT shared libraries test 1
#source: movw-shared-1.s
#ld: -shared
#error: .*: relocation R_ARM_MOVW_ABS_NC against `a' can not be used when making a shared object; recompile with -fPIC

5
ld/testsuite/ld-arm/movw-shared-1.s Normal file
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@ -0,0 +1,5 @@
.arch armv7-a
.text
.syntax unified
f:
movw r0, #:lower16:a

4
ld/testsuite/ld-arm/movw-shared-2.d Normal file
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@ -0,0 +1,4 @@
#name: MOVW/MOVT shared libraries test 2
#source: movw-shared-2.s
#ld: -shared
#error: .*: relocation R_ARM_MOVT_ABS against `b' can not be used when making a shared object; recompile with -fPIC

5
ld/testsuite/ld-arm/movw-shared-2.s Normal file
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@ -0,0 +1,5 @@
.arch armv7-a
.text
.syntax unified
f:
movt r0, #:upper16:b

4
ld/testsuite/ld-arm/movw-shared-3.d Normal file
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@ -0,0 +1,4 @@
#name: MOVW/MOVT shared libraries test 3
#source: movw-shared-3.s
#ld: -shared
#error: .*: relocation R_ARM_THM_MOVW_ABS_NC against `c' can not be used when making a shared object; recompile with -fPIC

6
ld/testsuite/ld-arm/movw-shared-3.s Normal file
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@ -0,0 +1,6 @@
.arch armv7-a
.text
.syntax unified
f:
.thumb
movw r0, #:lower16:c

4
ld/testsuite/ld-arm/movw-shared-4.d Normal file
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@ -0,0 +1,4 @@
#name: MOVW/MOVT shared libraries test 4
#source: movw-shared-4.s
#ld: -shared
#error: .*: relocation R_ARM_THM_MOVT_ABS against `d' can not be used when making a shared object; recompile with -fPIC

6
ld/testsuite/ld-arm/movw-shared-4.s Normal file
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@ -0,0 +1,6 @@
.arch armv7-a
.text
.syntax unified
f:
.thumb
movt r0, #:upper16:d