may_use_blx_.
(Target_arm::may_use_blx): Remove method.
(Target_arm::set_may_use_blx): Likewise.
(Target_arm::may_use_v4t_interworking): New method.
(Target_arm::may_use_v5t_interworking): Likewise.
(Target_arm::may_use_blx_): Remove member variable.
(Arm_relocate_functions::arm_branch_common): Check for v5T
interworking.
(Arm_relocate_functions::thumb_branch_common): Likewise.
(Reloc_stub::stub_type_for_reloc): Likewise.
(Target_arm::do_finalize_sections): Correct interworking checks.
* testsuite/Makefile.am: Add new tests.
* testsuite/Makefile.in: Regenerate.
* testsuite/arm_farcall_arm_arm.s: New test.
* testsuite/arm_farcall_arm_arm.sh: Likewise.
* testsuite/arm_farcall_arm_thumb.s: Likewise.
* testsuite/arm_farcall_arm_thumb.sh: Likewise.
* testsuite/arm_farcall_thumb_arm.s: Likewise.
* testsuite/arm_farcall_thumb_arm.sh: Likewise.
* testsuite/arm_farcall_thumb_thumb.s: Likewise.
* testsuite/arm_farcall_thumb_thumb.sh: Likewise.
+2011-11-02 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
+
+ * arm.cc (Target_arm::Target_arm): Remove initialisation of
+ may_use_blx_.
+ (Target_arm::may_use_blx): Remove method.
+ (Target_arm::set_may_use_blx): Likewise.
+ (Target_arm::may_use_v4t_interworking): New method.
+ (Target_arm::may_use_v5t_interworking): Likewise.
+ (Target_arm::may_use_blx_): Remove member variable.
+ (Arm_relocate_functions::arm_branch_common): Check for v5T
+ interworking.
+ (Arm_relocate_functions::thumb_branch_common): Likewise.
+ (Reloc_stub::stub_type_for_reloc): Likewise.
+ (Target_arm::do_finalize_sections): Correct interworking checks.
+ * testsuite/Makefile.am: Add new tests.
+ * testsuite/Makefile.in: Regenerate.
+ * testsuite/arm_farcall_arm_arm.s: New test.
+ * testsuite/arm_farcall_arm_arm.sh: Likewise.
+ * testsuite/arm_farcall_arm_thumb.s: Likewise.
+ * testsuite/arm_farcall_arm_thumb.sh: Likewise.
+ * testsuite/arm_farcall_thumb_arm.s: Likewise.
+ * testsuite/arm_farcall_thumb_arm.sh: Likewise.
+ * testsuite/arm_farcall_thumb_thumb.s: Likewise.
+ * testsuite/arm_farcall_thumb_thumb.sh: Likewise.
+
2011-10-31 Cary Coutant <ccoutant@google.com>
PR gold/13023
copy_relocs_(elfcpp::R_ARM_COPY), dynbss_(NULL),
got_mod_index_offset_(-1U), tls_base_symbol_defined_(false),
stub_tables_(), stub_factory_(Stub_factory::get_instance()),
- may_use_blx_(false), should_force_pic_veneer_(false),
+ should_force_pic_veneer_(false),
arm_input_section_map_(), attributes_section_data_(NULL),
fix_cortex_a8_(false), cortex_a8_relocs_info_()
{ }
- // Whether we can use BLX.
- bool
- may_use_blx() const
- { return this->may_use_blx_; }
-
- // Set use-BLX flag.
- void
- set_may_use_blx(bool value)
- { this->may_use_blx_ = value; }
-
// Whether we force PCI branch veneers.
bool
should_force_pic_veneer() const
|| arch == elfcpp::TAG_CPU_ARCH_V7
|| arch == elfcpp::TAG_CPU_ARCH_V7E_M);
}
+
+ // Whether we have v4T interworking instructions available.
+ bool
+ may_use_v4t_interworking() const
+ {
+ Object_attribute* attr =
+ this->get_aeabi_object_attribute(elfcpp::Tag_CPU_arch);
+ int arch = attr->int_value();
+ return (arch != elfcpp::TAG_CPU_ARCH_PRE_V4
+ && arch != elfcpp::TAG_CPU_ARCH_V4);
+ }
+
+ // Whether we have v5T interworking instructions available.
+ bool
+ may_use_v5t_interworking() const
+ {
+ Object_attribute* attr =
+ this->get_aeabi_object_attribute(elfcpp::Tag_CPU_arch);
+ int arch = attr->int_value();
+ return (arch != elfcpp::TAG_CPU_ARCH_PRE_V4
+ && arch != elfcpp::TAG_CPU_ARCH_V4
+ && arch != elfcpp::TAG_CPU_ARCH_V4T);
+ }
// Process the relocations to determine unreferenced sections for
// garbage collection.
Stub_table_list stub_tables_;
// Stub factory.
const Stub_factory &stub_factory_;
- // Whether we can use BLX.
- bool may_use_blx_;
// Whether we force PIC branch veneers.
bool should_force_pic_veneer_;
// Map for locating Arm_input_sections.
// We need a stub if the branch offset is too large or if we need
// to switch mode.
- bool may_use_blx = arm_target->may_use_blx();
+ bool may_use_blx = arm_target->may_use_v5t_interworking();
Reloc_stub* stub = NULL;
if (!parameters->options().relocatable()
Arm_address branch_target = psymval->value(object, addend);
// For BLX, bit 1 of target address comes from bit 1 of base address.
- bool may_use_blx = arm_target->may_use_blx();
+ bool may_use_blx = arm_target->may_use_v5t_interworking();
if (thumb_bit == 0 && may_use_blx)
branch_target = utils::bit_select(branch_target, address, 0x2);
{
const Target_arm<true>* big_endian_target =
Target_arm<true>::default_target();
- may_use_blx = big_endian_target->may_use_blx();
+ may_use_blx = big_endian_target->may_use_v5t_interworking();
should_force_pic_veneer = big_endian_target->should_force_pic_veneer();
thumb2 = big_endian_target->using_thumb2();
thumb_only = big_endian_target->using_thumb_only();
{
const Target_arm<false>* little_endian_target =
Target_arm<false>::default_target();
- may_use_blx = little_endian_target->may_use_blx();
+ may_use_blx = little_endian_target->may_use_v5t_interworking();
should_force_pic_veneer = little_endian_target->should_force_pic_veneer();
thumb2 = little_endian_target->using_thumb2();
thumb_only = little_endian_target->using_thumb_only();
if (this->attributes_section_data_ == NULL)
this->attributes_section_data_ = new Attributes_section_data(NULL, 0);
- // Check BLX use.
const Object_attribute* cpu_arch_attr =
this->get_aeabi_object_attribute(elfcpp::Tag_CPU_arch);
- if (cpu_arch_attr->int_value() > elfcpp::TAG_CPU_ARCH_V4)
- this->set_may_use_blx(true);
-
// Check if we need to use Cortex-A8 workaround.
if (parameters->options().user_set_fix_cortex_a8())
this->fix_cortex_a8_ = parameters->options().fix_cortex_a8();
// The V4BX interworking stub contains BX instruction,
// which is not specified for some profiles.
if (this->fix_v4bx() == General_options::FIX_V4BX_INTERWORKING
- && !this->may_use_blx())
+ && !this->may_use_v4t_interworking())
gold_error(_("unable to provide V4BX reloc interworking fix up; "
"the target profile does not support BX instruction"));
// an ARM instruction. If we were not making a stub,
// the BL would have been converted to a BLX. Use the
// BLX stub instead in that case.
- if (this->may_use_blx() && force_target_arm
+ if (this->may_use_v5t_interworking() && force_target_arm
&& stub_type == arm_stub_a8_veneer_bl)
{
stub_type = arm_stub_a8_veneer_blx;
MOSTLYCLEANFILES += arm_unaligned_reloc
+# Check ARM to ARM farcall veneers
+
+check_SCRIPTS += arm_farcall_arm_arm.sh
+check_DATA += arm_farcall_arm_arm.stdout
+
+arm_farcall_arm_arm.stdout: arm_farcall_arm_arm
+ $(TEST_OBJDUMP) -d $< > $@
+
+arm_farcall_arm_arm: arm_farcall_arm_arm.o ../ld-new
+ ../ld-new --section-start .text=0x1000 --section-start .foo=0x2001020 -o $@ $<
+
+arm_farcall_arm_arm.o: arm_farcall_arm_arm.s
+ $(TEST_AS) -o $@ $<
+
+MOSTLYCLEANFILES += arm_farcall_arm_arm
+
+# Check ARM to Thumb farcall veneers
+
+check_SCRIPTS += arm_farcall_arm_thumb.sh
+check_DATA += arm_farcall_arm_thumb.stdout arm_farcall_arm_thumb_5t.stdout
+
+arm_farcall_arm_thumb.stdout: arm_farcall_arm_thumb
+ $(TEST_OBJDUMP) -D $< > $@
+
+arm_farcall_arm_thumb: arm_farcall_arm_thumb.o ../ld-new
+ ../ld-new --section-start .text=0x1000 --section-start .foo=0x2001014 -o $@ $<
+
+arm_farcall_arm_thumb.o: arm_farcall_arm_thumb.s
+ $(TEST_AS) -o $@ $<
+
+arm_farcall_arm_thumb_5t.stdout: arm_farcall_arm_thumb_5t
+ $(TEST_OBJDUMP) -D $< > $@
+
+arm_farcall_arm_thumb_5t: arm_farcall_arm_thumb_5t.o ../ld-new
+ ../ld-new --section-start .text=0x1000 --section-start .foo=0x2001014 -o $@ $<
+
+arm_farcall_arm_thumb_5t.o: arm_farcall_arm_thumb.s
+ $(TEST_AS) -march=armv5t -o $@ $<
+
+MOSTLYCLEANFILES += arm_farcall_arm_thumb arm_farcall_arm_thumb_5t
+
+# Check Thumb to Thumb farcall veneers
+
+check_SCRIPTS += arm_farcall_thumb_thumb.sh
+check_DATA += arm_farcall_thumb_thumb.stdout \
+ arm_farcall_thumb_thumb_5t.stdout \
+ arm_farcall_thumb_thumb_7m.stdout \
+ arm_farcall_thumb_thumb_6m.stdout
+
+arm_farcall_thumb_thumb.stdout: arm_farcall_thumb_thumb
+ $(TEST_OBJDUMP) -D $< > $@
+
+arm_farcall_thumb_thumb: arm_farcall_thumb_thumb.o ../ld-new
+ ../ld-new --section-start .text=0x1000 --section-start .foo=0x2001014 -o $@ $<
+
+arm_farcall_thumb_thumb.o: arm_farcall_thumb_thumb.s
+ $(TEST_AS) -march=armv4t -o $@ $<
+
+arm_farcall_thumb_thumb_5t.stdout: arm_farcall_thumb_thumb_5t
+ $(TEST_OBJDUMP) -D $< > $@
+
+arm_farcall_thumb_thumb_5t: arm_farcall_thumb_thumb_5t.o ../ld-new
+ ../ld-new --section-start .text=0x1000 --section-start .foo=0x2001014 -o $@ $<
+
+arm_farcall_thumb_thumb_5t.o: arm_farcall_thumb_thumb.s
+ $(TEST_AS) -march=armv5t -o $@ $<
+
+arm_farcall_thumb_thumb_7m.stdout: arm_farcall_thumb_thumb_7m
+ $(TEST_OBJDUMP) -D $< > $@
+
+arm_farcall_thumb_thumb_7m: arm_farcall_thumb_thumb_7m.o ../ld-new
+ ../ld-new --section-start .text=0x1000 --section-start .foo=0x2001014 -o $@ $<
+
+arm_farcall_thumb_thumb_7m.o: arm_farcall_thumb_thumb.s
+ $(TEST_AS) -march=armv7-m -o $@ $<
+
+arm_farcall_thumb_thumb_6m.stdout: arm_farcall_thumb_thumb_6m
+ $(TEST_OBJDUMP) -D $< > $@
+
+arm_farcall_thumb_thumb_6m: arm_farcall_thumb_thumb_6m.o ../ld-new
+ ../ld-new --section-start .text=0x1000 --section-start .foo=0x2001014 -o $@ $<
+
+arm_farcall_thumb_thumb_6m.o: arm_farcall_thumb_thumb.s
+ $(TEST_AS) -march=armv6-m -o $@ $<
+
+MOSTLYCLEANFILES += arm_farcall_thumb_thumb arm_farcall_thumb_thumb_5t \
+ arm_farcall_thumb_thumb_7m arm_farcall_thumb_thumb_6m
+
+# Check Thumb to ARM farcall veneers
+
+check_SCRIPTS += arm_farcall_thumb_arm.sh
+check_DATA += arm_farcall_thumb_arm.stdout \
+ arm_farcall_thumb_arm_5t.stdout
+
+arm_farcall_thumb_arm.stdout: arm_farcall_thumb_arm
+ $(TEST_OBJDUMP) -D $< > $@
+
+arm_farcall_thumb_arm: arm_farcall_thumb_arm.o ../ld-new
+ ../ld-new --section-start .text=0x1c01010 --section-start .foo=0x2001014 -o $@ $<
+
+arm_farcall_thumb_arm.o: arm_farcall_thumb_arm.s
+ $(TEST_AS) -o $@ $<
+
+arm_farcall_thumb_arm_5t.stdout: arm_farcall_thumb_arm_5t
+ $(TEST_OBJDUMP) -D $< > $@
+
+arm_farcall_thumb_arm_5t: arm_farcall_thumb_arm_5t.o ../ld-new
+ ../ld-new --section-start .text=0x1c01010 --section-start .foo=0x2001014 -o $@ $<
+
+arm_farcall_thumb_arm_5t.o: arm_farcall_thumb_arm.s
+ $(TEST_AS) -march=armv5t -o $@ $<
+
+MOSTLYCLEANFILES += arm_farcall_thumb_arm arm_farcall_thumb_arm_5t
+
endif DEFAULT_TARGET_ARM
endif NATIVE_OR_CROSS_LINKER
# Cortex-A8 workaround test.
+
+# Check ARM to ARM farcall veneers
+
+# Check ARM to Thumb farcall veneers
+
+# Check Thumb to Thumb farcall veneers
+
+# Check Thumb to ARM farcall veneers
@DEFAULT_TARGET_ARM_TRUE@@NATIVE_OR_CROSS_LINKER_TRUE@am__append_64 = arm_abs_global.sh \
@DEFAULT_TARGET_ARM_TRUE@@NATIVE_OR_CROSS_LINKER_TRUE@ arm_branch_in_range.sh \
@DEFAULT_TARGET_ARM_TRUE@@NATIVE_OR_CROSS_LINKER_TRUE@ arm_branch_out_of_range.sh \
@DEFAULT_TARGET_ARM_TRUE@@NATIVE_OR_CROSS_LINKER_TRUE@ arm_cortex_a8.sh \
@DEFAULT_TARGET_ARM_TRUE@@NATIVE_OR_CROSS_LINKER_TRUE@ arm_exidx_test.sh \
@DEFAULT_TARGET_ARM_TRUE@@NATIVE_OR_CROSS_LINKER_TRUE@ pr12826.sh \
-@DEFAULT_TARGET_ARM_TRUE@@NATIVE_OR_CROSS_LINKER_TRUE@ arm_unaligned_reloc.sh
+@DEFAULT_TARGET_ARM_TRUE@@NATIVE_OR_CROSS_LINKER_TRUE@ arm_unaligned_reloc.sh \
+@DEFAULT_TARGET_ARM_TRUE@@NATIVE_OR_CROSS_LINKER_TRUE@ arm_farcall_arm_arm.sh \
+@DEFAULT_TARGET_ARM_TRUE@@NATIVE_OR_CROSS_LINKER_TRUE@ arm_farcall_arm_thumb.sh \
+@DEFAULT_TARGET_ARM_TRUE@@NATIVE_OR_CROSS_LINKER_TRUE@ arm_farcall_thumb_thumb.sh \
+@DEFAULT_TARGET_ARM_TRUE@@NATIVE_OR_CROSS_LINKER_TRUE@ arm_farcall_thumb_arm.sh
@DEFAULT_TARGET_ARM_TRUE@@NATIVE_OR_CROSS_LINKER_TRUE@am__append_65 = arm_abs_global.stdout \
@DEFAULT_TARGET_ARM_TRUE@@NATIVE_OR_CROSS_LINKER_TRUE@ arm_bl_in_range.stdout \
@DEFAULT_TARGET_ARM_TRUE@@NATIVE_OR_CROSS_LINKER_TRUE@ arm_bl_out_of_range.stdout \
@DEFAULT_TARGET_ARM_TRUE@@NATIVE_OR_CROSS_LINKER_TRUE@ arm_cortex_a8_local_reloc.stdout \
@DEFAULT_TARGET_ARM_TRUE@@NATIVE_OR_CROSS_LINKER_TRUE@ arm_exidx_test.stdout \
@DEFAULT_TARGET_ARM_TRUE@@NATIVE_OR_CROSS_LINKER_TRUE@ pr12826.stdout \
-@DEFAULT_TARGET_ARM_TRUE@@NATIVE_OR_CROSS_LINKER_TRUE@ arm_unaligned_reloc.stdout
+@DEFAULT_TARGET_ARM_TRUE@@NATIVE_OR_CROSS_LINKER_TRUE@ arm_unaligned_reloc.stdout \
+@DEFAULT_TARGET_ARM_TRUE@@NATIVE_OR_CROSS_LINKER_TRUE@ arm_farcall_arm_arm.stdout \
+@DEFAULT_TARGET_ARM_TRUE@@NATIVE_OR_CROSS_LINKER_TRUE@ arm_farcall_arm_thumb.stdout \
+@DEFAULT_TARGET_ARM_TRUE@@NATIVE_OR_CROSS_LINKER_TRUE@ arm_farcall_arm_thumb_5t.stdout \
+@DEFAULT_TARGET_ARM_TRUE@@NATIVE_OR_CROSS_LINKER_TRUE@ arm_farcall_thumb_thumb.stdout \
+@DEFAULT_TARGET_ARM_TRUE@@NATIVE_OR_CROSS_LINKER_TRUE@ arm_farcall_thumb_thumb_5t.stdout \
+@DEFAULT_TARGET_ARM_TRUE@@NATIVE_OR_CROSS_LINKER_TRUE@ arm_farcall_thumb_thumb_7m.stdout \
+@DEFAULT_TARGET_ARM_TRUE@@NATIVE_OR_CROSS_LINKER_TRUE@ arm_farcall_thumb_thumb_6m.stdout \
+@DEFAULT_TARGET_ARM_TRUE@@NATIVE_OR_CROSS_LINKER_TRUE@ arm_farcall_thumb_arm.stdout \
+@DEFAULT_TARGET_ARM_TRUE@@NATIVE_OR_CROSS_LINKER_TRUE@ arm_farcall_thumb_arm_5t.stdout
@DEFAULT_TARGET_ARM_TRUE@@NATIVE_OR_CROSS_LINKER_TRUE@am__append_66 = arm_abs_global \
@DEFAULT_TARGET_ARM_TRUE@@NATIVE_OR_CROSS_LINKER_TRUE@ arm_bl_in_range \
@DEFAULT_TARGET_ARM_TRUE@@NATIVE_OR_CROSS_LINKER_TRUE@ arm_bl_out_of_range \
@DEFAULT_TARGET_ARM_TRUE@@NATIVE_OR_CROSS_LINKER_TRUE@ arm_cortex_a8_blx \
@DEFAULT_TARGET_ARM_TRUE@@NATIVE_OR_CROSS_LINKER_TRUE@ arm_cortex_a8_local \
@DEFAULT_TARGET_ARM_TRUE@@NATIVE_OR_CROSS_LINKER_TRUE@ arm_cortex_a8_local_reloc \
-@DEFAULT_TARGET_ARM_TRUE@@NATIVE_OR_CROSS_LINKER_TRUE@ arm_unaligned_reloc
+@DEFAULT_TARGET_ARM_TRUE@@NATIVE_OR_CROSS_LINKER_TRUE@ arm_unaligned_reloc \
+@DEFAULT_TARGET_ARM_TRUE@@NATIVE_OR_CROSS_LINKER_TRUE@ arm_farcall_arm_arm \
+@DEFAULT_TARGET_ARM_TRUE@@NATIVE_OR_CROSS_LINKER_TRUE@ arm_farcall_arm_thumb \
+@DEFAULT_TARGET_ARM_TRUE@@NATIVE_OR_CROSS_LINKER_TRUE@ arm_farcall_arm_thumb_5t \
+@DEFAULT_TARGET_ARM_TRUE@@NATIVE_OR_CROSS_LINKER_TRUE@ arm_farcall_thumb_thumb \
+@DEFAULT_TARGET_ARM_TRUE@@NATIVE_OR_CROSS_LINKER_TRUE@ arm_farcall_thumb_thumb_5t \
+@DEFAULT_TARGET_ARM_TRUE@@NATIVE_OR_CROSS_LINKER_TRUE@ arm_farcall_thumb_thumb_7m \
+@DEFAULT_TARGET_ARM_TRUE@@NATIVE_OR_CROSS_LINKER_TRUE@ arm_farcall_thumb_thumb_6m \
+@DEFAULT_TARGET_ARM_TRUE@@NATIVE_OR_CROSS_LINKER_TRUE@ arm_farcall_thumb_arm \
+@DEFAULT_TARGET_ARM_TRUE@@NATIVE_OR_CROSS_LINKER_TRUE@ arm_farcall_thumb_arm_5t
subdir = testsuite
DIST_COMMON = $(srcdir)/Makefile.in $(srcdir)/Makefile.am
ACLOCAL_M4 = $(top_srcdir)/aclocal.m4
@p='pr12826.sh'; $(am__check_pre) $(LOG_COMPILE) "$$tst" $(am__check_post)
arm_unaligned_reloc.sh.log: arm_unaligned_reloc.sh
@p='arm_unaligned_reloc.sh'; $(am__check_pre) $(LOG_COMPILE) "$$tst" $(am__check_post)
+arm_farcall_arm_arm.sh.log: arm_farcall_arm_arm.sh
+ @p='arm_farcall_arm_arm.sh'; $(am__check_pre) $(LOG_COMPILE) "$$tst" $(am__check_post)
+arm_farcall_arm_thumb.sh.log: arm_farcall_arm_thumb.sh
+ @p='arm_farcall_arm_thumb.sh'; $(am__check_pre) $(LOG_COMPILE) "$$tst" $(am__check_post)
+arm_farcall_thumb_thumb.sh.log: arm_farcall_thumb_thumb.sh
+ @p='arm_farcall_thumb_thumb.sh'; $(am__check_pre) $(LOG_COMPILE) "$$tst" $(am__check_post)
+arm_farcall_thumb_arm.sh.log: arm_farcall_thumb_arm.sh
+ @p='arm_farcall_thumb_arm.sh'; $(am__check_pre) $(LOG_COMPILE) "$$tst" $(am__check_post)
object_unittest.log: object_unittest$(EXEEXT)
@p='object_unittest$(EXEEXT)'; $(am__check_pre) $(LOG_COMPILE) "$$tst" $(am__check_post)
binary_unittest.log: binary_unittest$(EXEEXT)
@DEFAULT_TARGET_ARM_TRUE@@NATIVE_OR_CROSS_LINKER_TRUE@arm_unaligned_reloc.o: arm_unaligned_reloc.s
@DEFAULT_TARGET_ARM_TRUE@@NATIVE_OR_CROSS_LINKER_TRUE@ $(TEST_AS) -o $@ $<
+@DEFAULT_TARGET_ARM_TRUE@@NATIVE_OR_CROSS_LINKER_TRUE@arm_farcall_arm_arm.stdout: arm_farcall_arm_arm
+@DEFAULT_TARGET_ARM_TRUE@@NATIVE_OR_CROSS_LINKER_TRUE@ $(TEST_OBJDUMP) -d $< > $@
+
+@DEFAULT_TARGET_ARM_TRUE@@NATIVE_OR_CROSS_LINKER_TRUE@arm_farcall_arm_arm: arm_farcall_arm_arm.o ../ld-new
+@DEFAULT_TARGET_ARM_TRUE@@NATIVE_OR_CROSS_LINKER_TRUE@ ../ld-new --section-start .text=0x1000 --section-start .foo=0x2001020 -o $@ $<
+
+@DEFAULT_TARGET_ARM_TRUE@@NATIVE_OR_CROSS_LINKER_TRUE@arm_farcall_arm_arm.o: arm_farcall_arm_arm.s
+@DEFAULT_TARGET_ARM_TRUE@@NATIVE_OR_CROSS_LINKER_TRUE@ $(TEST_AS) -o $@ $<
+
+@DEFAULT_TARGET_ARM_TRUE@@NATIVE_OR_CROSS_LINKER_TRUE@arm_farcall_arm_thumb.stdout: arm_farcall_arm_thumb
+@DEFAULT_TARGET_ARM_TRUE@@NATIVE_OR_CROSS_LINKER_TRUE@ $(TEST_OBJDUMP) -D $< > $@
+
+@DEFAULT_TARGET_ARM_TRUE@@NATIVE_OR_CROSS_LINKER_TRUE@arm_farcall_arm_thumb: arm_farcall_arm_thumb.o ../ld-new
+@DEFAULT_TARGET_ARM_TRUE@@NATIVE_OR_CROSS_LINKER_TRUE@ ../ld-new --section-start .text=0x1000 --section-start .foo=0x2001014 -o $@ $<
+
+@DEFAULT_TARGET_ARM_TRUE@@NATIVE_OR_CROSS_LINKER_TRUE@arm_farcall_arm_thumb.o: arm_farcall_arm_thumb.s
+@DEFAULT_TARGET_ARM_TRUE@@NATIVE_OR_CROSS_LINKER_TRUE@ $(TEST_AS) -o $@ $<
+
+@DEFAULT_TARGET_ARM_TRUE@@NATIVE_OR_CROSS_LINKER_TRUE@arm_farcall_arm_thumb_5t.stdout: arm_farcall_arm_thumb_5t
+@DEFAULT_TARGET_ARM_TRUE@@NATIVE_OR_CROSS_LINKER_TRUE@ $(TEST_OBJDUMP) -D $< > $@
+
+@DEFAULT_TARGET_ARM_TRUE@@NATIVE_OR_CROSS_LINKER_TRUE@arm_farcall_arm_thumb_5t: arm_farcall_arm_thumb_5t.o ../ld-new
+@DEFAULT_TARGET_ARM_TRUE@@NATIVE_OR_CROSS_LINKER_TRUE@ ../ld-new --section-start .text=0x1000 --section-start .foo=0x2001014 -o $@ $<
+
+@DEFAULT_TARGET_ARM_TRUE@@NATIVE_OR_CROSS_LINKER_TRUE@arm_farcall_arm_thumb_5t.o: arm_farcall_arm_thumb.s
+@DEFAULT_TARGET_ARM_TRUE@@NATIVE_OR_CROSS_LINKER_TRUE@ $(TEST_AS) -march=armv5t -o $@ $<
+
+@DEFAULT_TARGET_ARM_TRUE@@NATIVE_OR_CROSS_LINKER_TRUE@arm_farcall_thumb_thumb.stdout: arm_farcall_thumb_thumb
+@DEFAULT_TARGET_ARM_TRUE@@NATIVE_OR_CROSS_LINKER_TRUE@ $(TEST_OBJDUMP) -D $< > $@
+
+@DEFAULT_TARGET_ARM_TRUE@@NATIVE_OR_CROSS_LINKER_TRUE@arm_farcall_thumb_thumb: arm_farcall_thumb_thumb.o ../ld-new
+@DEFAULT_TARGET_ARM_TRUE@@NATIVE_OR_CROSS_LINKER_TRUE@ ../ld-new --section-start .text=0x1000 --section-start .foo=0x2001014 -o $@ $<
+
+@DEFAULT_TARGET_ARM_TRUE@@NATIVE_OR_CROSS_LINKER_TRUE@arm_farcall_thumb_thumb.o: arm_farcall_thumb_thumb.s
+@DEFAULT_TARGET_ARM_TRUE@@NATIVE_OR_CROSS_LINKER_TRUE@ $(TEST_AS) -march=armv4t -o $@ $<
+
+@DEFAULT_TARGET_ARM_TRUE@@NATIVE_OR_CROSS_LINKER_TRUE@arm_farcall_thumb_thumb_5t.stdout: arm_farcall_thumb_thumb_5t
+@DEFAULT_TARGET_ARM_TRUE@@NATIVE_OR_CROSS_LINKER_TRUE@ $(TEST_OBJDUMP) -D $< > $@
+
+@DEFAULT_TARGET_ARM_TRUE@@NATIVE_OR_CROSS_LINKER_TRUE@arm_farcall_thumb_thumb_5t: arm_farcall_thumb_thumb_5t.o ../ld-new
+@DEFAULT_TARGET_ARM_TRUE@@NATIVE_OR_CROSS_LINKER_TRUE@ ../ld-new --section-start .text=0x1000 --section-start .foo=0x2001014 -o $@ $<
+
+@DEFAULT_TARGET_ARM_TRUE@@NATIVE_OR_CROSS_LINKER_TRUE@arm_farcall_thumb_thumb_5t.o: arm_farcall_thumb_thumb.s
+@DEFAULT_TARGET_ARM_TRUE@@NATIVE_OR_CROSS_LINKER_TRUE@ $(TEST_AS) -march=armv5t -o $@ $<
+
+@DEFAULT_TARGET_ARM_TRUE@@NATIVE_OR_CROSS_LINKER_TRUE@arm_farcall_thumb_thumb_7m.stdout: arm_farcall_thumb_thumb_7m
+@DEFAULT_TARGET_ARM_TRUE@@NATIVE_OR_CROSS_LINKER_TRUE@ $(TEST_OBJDUMP) -D $< > $@
+
+@DEFAULT_TARGET_ARM_TRUE@@NATIVE_OR_CROSS_LINKER_TRUE@arm_farcall_thumb_thumb_7m: arm_farcall_thumb_thumb_7m.o ../ld-new
+@DEFAULT_TARGET_ARM_TRUE@@NATIVE_OR_CROSS_LINKER_TRUE@ ../ld-new --section-start .text=0x1000 --section-start .foo=0x2001014 -o $@ $<
+
+@DEFAULT_TARGET_ARM_TRUE@@NATIVE_OR_CROSS_LINKER_TRUE@arm_farcall_thumb_thumb_7m.o: arm_farcall_thumb_thumb.s
+@DEFAULT_TARGET_ARM_TRUE@@NATIVE_OR_CROSS_LINKER_TRUE@ $(TEST_AS) -march=armv7-m -o $@ $<
+
+@DEFAULT_TARGET_ARM_TRUE@@NATIVE_OR_CROSS_LINKER_TRUE@arm_farcall_thumb_thumb_6m.stdout: arm_farcall_thumb_thumb_6m
+@DEFAULT_TARGET_ARM_TRUE@@NATIVE_OR_CROSS_LINKER_TRUE@ $(TEST_OBJDUMP) -D $< > $@
+
+@DEFAULT_TARGET_ARM_TRUE@@NATIVE_OR_CROSS_LINKER_TRUE@arm_farcall_thumb_thumb_6m: arm_farcall_thumb_thumb_6m.o ../ld-new
+@DEFAULT_TARGET_ARM_TRUE@@NATIVE_OR_CROSS_LINKER_TRUE@ ../ld-new --section-start .text=0x1000 --section-start .foo=0x2001014 -o $@ $<
+
+@DEFAULT_TARGET_ARM_TRUE@@NATIVE_OR_CROSS_LINKER_TRUE@arm_farcall_thumb_thumb_6m.o: arm_farcall_thumb_thumb.s
+@DEFAULT_TARGET_ARM_TRUE@@NATIVE_OR_CROSS_LINKER_TRUE@ $(TEST_AS) -march=armv6-m -o $@ $<
+
+@DEFAULT_TARGET_ARM_TRUE@@NATIVE_OR_CROSS_LINKER_TRUE@arm_farcall_thumb_arm.stdout: arm_farcall_thumb_arm
+@DEFAULT_TARGET_ARM_TRUE@@NATIVE_OR_CROSS_LINKER_TRUE@ $(TEST_OBJDUMP) -D $< > $@
+
+@DEFAULT_TARGET_ARM_TRUE@@NATIVE_OR_CROSS_LINKER_TRUE@arm_farcall_thumb_arm: arm_farcall_thumb_arm.o ../ld-new
+@DEFAULT_TARGET_ARM_TRUE@@NATIVE_OR_CROSS_LINKER_TRUE@ ../ld-new --section-start .text=0x1c01010 --section-start .foo=0x2001014 -o $@ $<
+
+@DEFAULT_TARGET_ARM_TRUE@@NATIVE_OR_CROSS_LINKER_TRUE@arm_farcall_thumb_arm.o: arm_farcall_thumb_arm.s
+@DEFAULT_TARGET_ARM_TRUE@@NATIVE_OR_CROSS_LINKER_TRUE@ $(TEST_AS) -o $@ $<
+
+@DEFAULT_TARGET_ARM_TRUE@@NATIVE_OR_CROSS_LINKER_TRUE@arm_farcall_thumb_arm_5t.stdout: arm_farcall_thumb_arm_5t
+@DEFAULT_TARGET_ARM_TRUE@@NATIVE_OR_CROSS_LINKER_TRUE@ $(TEST_OBJDUMP) -D $< > $@
+
+@DEFAULT_TARGET_ARM_TRUE@@NATIVE_OR_CROSS_LINKER_TRUE@arm_farcall_thumb_arm_5t: arm_farcall_thumb_arm_5t.o ../ld-new
+@DEFAULT_TARGET_ARM_TRUE@@NATIVE_OR_CROSS_LINKER_TRUE@ ../ld-new --section-start .text=0x1c01010 --section-start .foo=0x2001014 -o $@ $<
+
+@DEFAULT_TARGET_ARM_TRUE@@NATIVE_OR_CROSS_LINKER_TRUE@arm_farcall_thumb_arm_5t.o: arm_farcall_thumb_arm.s
+@DEFAULT_TARGET_ARM_TRUE@@NATIVE_OR_CROSS_LINKER_TRUE@ $(TEST_AS) -march=armv5t -o $@ $<
+
# Tell versions [3.59,3.63) of GNU make to not export all variables.
# Otherwise a system limit (for SysV at least) may be exceeded.
.NOEXPORT:
--- /dev/null
+@ Test to ensure that a ARM to ARM call exceeding 32Mb generates a stub.
+
+ .global _start
+ .syntax unified
+
+@ We will place the section .text at 0x1000.
+
+ .text
+
+_start:
+ bl bar
+
+@ We will place the section .foo at 0x2001020.
+
+ .section .foo, "xa"
+
+ .type bar, %function
+bar:
+ bx lr
+
--- /dev/null
+#!/bin/sh
+
+# arm_farcall_arm_arm.sh -- a test case for ARM->ARM farcall veneers
+
+# Copyright 2010, 2011, Free Software Foundation, Inc.
+# Written by Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
+# Based upon arm_cortex_a8.sh
+# Written by Doug Kwan <dougkwan@google.com>.
+
+# This file is part of gold.
+
+# This program is free software; you can redistribute it and/or modify
+# it under the terms of the GNU General Public License as published by
+# the Free Software Foundation; either version 3 of the License, or
+# (at your option) any later version.
+
+# This program is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+# GNU General Public License for more details.
+
+# You should have received a copy of the GNU General Public License
+# along with this program; if not, write to the Free Software
+# Foundation, Inc., 51 Franklin Street - Fifth Floor, Boston,
+# MA 02110-1301, USA.
+
+check()
+{
+ if ! grep -q "$2" "$1"
+ then
+ echo "Did not find expected instruction in $1:"
+ echo " $2"
+ echo ""
+ echo "Actual instructions below:"
+ cat "$1"
+ exit 1
+ fi
+}
+
+# Check for ARM->ARM default
+check arm_farcall_arm_arm.stdout "1004: .* ldr pc, \[pc, #-4\] .*"
+check arm_farcall_arm_arm.stdout "1008: 02001020"
+
+exit 0
--- /dev/null
+@ Test to ensure that a ARM to Thumb call exceeding 32Mb generates a stub.
+
+ .global _start
+ .global bar
+ .syntax unified
+
+@ We will place the section .text at 0x1000.
+
+ .text
+
+_start:
+ bl bar
+
+@ We will place the section .foo at 0x2001010.
+
+ .section .foo, "xa"
+ .thumb_func
+bar:
+ bx lr
+
--- /dev/null
+#!/bin/sh
+
+# arm_farcall_arm_thumb.sh -- a test case for ARM->Thumb farcall veneers.
+
+# Copyright 2010, 2011, Free Software Foundation, Inc.
+# Written by Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
+# Based upon arm_cortex_a8.sh
+# Written by Doug Kwan <dougkwan@google.com>.
+
+# This file is part of gold.
+
+# This program is free software; you can redistribute it and/or modify
+# it under the terms of the GNU General Public License as published by
+# the Free Software Foundation; either version 3 of the License, or
+# (at your option) any later version.
+
+# This program is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+# GNU General Public License for more details.
+
+# You should have received a copy of the GNU General Public License
+# along with this program; if not, write to the Free Software
+# Foundation, Inc., 51 Franklin Street - Fifth Floor, Boston,
+# MA 02110-1301, USA.
+
+check()
+{
+ if ! grep -q "$2" "$1"
+ then
+ echo "Did not find expected instruction in $1:"
+ echo " $2"
+ echo ""
+ echo "Actual instructions below:"
+ cat "$1"
+ exit 1
+ fi
+}
+
+# Check for ARM->Thumb default
+check arm_farcall_arm_thumb.stdout "1004: .* ldr ip, \[pc\]"
+check arm_farcall_arm_thumb.stdout "1008: .* bx ip"
+check arm_farcall_arm_thumb.stdout "100c: 02001015"
+
+# Check for ARM->Thumb with v5t interworking
+chck arm_farcall_arm_thumb_5t.stdout "1004: f004 e51f"
+chck arm_farcall_arm_thumb_5t.stdout "1008: 1015"
+chck arm_farcall_arm_thumb_5t.stdout "100a: 0200"
+
+exit 0
--- /dev/null
+@ Test to ensure that a Thumb to ARM call exceeding 4Mb generates a stub.
+@ Check that we can generate two types of stub in the same section.
+
+ .global _start
+ .syntax unified
+
+@ We will place the section .text at 0x1c01010.
+
+ .text
+ .thumb_func
+_start:
+ .global bar
+ bl bar
+@ This call is close enough to generate a "short branch" stub
+@ or no stub if blx is available.
+ .space 0x0300000
+ bl bar
+
+@ We will place the section .foo at 0x2001014.
+
+ .section .foo, "xa"
+
+ .arm
+ .type bar, %function
+bar:
+ bx lr
+
--- /dev/null
+#!/bin/sh
+
+# arm_farcall_thumb_arm.sh -- a test case for Thumb->ARM farcall veneers.
+
+# Copyright 2010, 2011, Free Software Foundation, Inc.
+# Written by Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
+# Based upon arm_cortex_a8.sh
+# Written by Doug Kwan <dougkwan@google.com>.
+
+# This file is part of gold.
+
+# This program is free software; you can redistribute it and/or modify
+# it under the terms of the GNU General Public License as published by
+# the Free Software Foundation; either version 3 of the License, or
+# (at your option) any later version.
+
+# This program is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+# GNU General Public License for more details.
+
+# You should have received a copy of the GNU General Public License
+# along with this program; if not, write to the Free Software
+# Foundation, Inc., 51 Franklin Street - Fifth Floor, Boston,
+# MA 02110-1301, USA.
+
+check()
+{
+ if ! grep -q "$2" "$1"
+ then
+ echo "Did not find expected instruction in $1:"
+ echo " $2"
+ echo ""
+ echo "Actual instructions below:"
+ cat "$1"
+ exit 1
+ fi
+}
+
+# Thumb->ARM
+check arm_farcall_thumb_arm.stdout "1f01018: .* bx pc"
+check arm_farcall_thumb_arm.stdout "1f0101a: .* nop"
+check arm_farcall_thumb_arm.stdout "1f0101c: f004 e51f"
+check arm_farcall_thumb_arm.stdout "1f01020: 1014"
+check arm_farcall_thumb_arm.stdout "1f01022: 0200"
+
+check arm_farcall_thumb_arm.stdout "1f01024: .* bx pc"
+check arm_farcall_thumb_arm.stdout "1f01026: .* nop"
+check arm_farcall_thumb_arm.stdout "1f01028: fff9 ea03"
+
+# Thumb->ARM with v5T interworking
+check arm_farcall_thumb_arm_5t.stdout "1f01018: f004 e51f"
+check arm_farcall_thumb_arm_5t.stdout "1f0101c: 1014"
+check arm_farcall_thumb_arm_5t.stdout "1f0101e: 0200"
+
+exit 0
--- /dev/null
+@ Test to ensure that a Thumb to Thumb call exceeding 4Mb generates a stub.
+
+ .global _start
+ .syntax unified
+
+@ We will place the section .text at 0x1000.
+
+ .text
+ .thumb_func
+_start:
+ bl bar
+
+@ We will place the section .foo at 0x02001014.
+
+ .section .foo, "xa"
+ .thumb_func
+bar:
+ bx lr
+
--- /dev/null
+#!/bin/sh
+
+# arm_farcall_thumb_thumb.sh -- a test case for Thumb->Thumb farcall veneers.
+
+# Copyright 2010, 2011, Free Software Foundation, Inc.
+# Written by Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
+# Based upon arm_cortex_a8.sh
+# Written by Doug Kwan <dougkwan@google.com>.
+
+# This file is part of gold.
+
+# This program is free software; you can redistribute it and/or modify
+# it under the terms of the GNU General Public License as published by
+# the Free Software Foundation; either version 3 of the License, or
+# (at your option) any later version.
+
+# This program is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+# GNU General Public License for more details.
+
+# You should have received a copy of the GNU General Public License
+# along with this program; if not, write to the Free Software
+# Foundation, Inc., 51 Franklin Street - Fifth Floor, Boston,
+# MA 02110-1301, USA.
+
+check()
+{
+ if ! grep -q "$2" "$1"
+ then
+ echo "Did not find expected instruction in $1:"
+ echo " $2"
+ echo ""
+ echo "Actual instructions below:"
+ cat "$1"
+ exit 1
+ fi
+}
+
+# Thumb->Thumb default
+check arm_farcall_thumb_thumb.stdout "1004: .* bx pc"
+check arm_farcall_thumb_thumb.stdout "1006: .* nop"
+check arm_farcall_thumb_thumb.stdout "1008: c000"
+check arm_farcall_thumb_thumb.stdout "100a: e59f"
+check arm_farcall_thumb_thumb.stdout "100c: ff1c e12f"
+check arm_farcall_thumb_thumb.stdout "1010: 1015"
+check arm_farcall_thumb_thumb.stdout "1012: 0200"
+
+# Thumb->Thumb with v5T interworking
+check arm_farcall_thumb_thumb_5t.stdout "1004: f004 e51f"
+check arm_farcall_thumb_thumb_5t.stdout "1008: 1015"
+check arm_farcall_thumb_thumb_5t.stdout "100a: 0200"
+
+# Thumb->Thumb on v6-M
+check arm_farcall_thumb_thumb_6m.stdout "1004: .* push {r0}"
+check arm_farcall_thumb_thumb_6m.stdout "1006: .* ldr r0, \\[pc, #8\\]"
+check arm_farcall_thumb_thumb_6m.stdout "1008: .* mov ip, r0"
+check arm_farcall_thumb_thumb_6m.stdout "100a: .* pop {r0}"
+check arm_farcall_thumb_thumb_6m.stdout "100c: .* bx ip"
+check arm_farcall_thumb_thumb_6m.stdout "100e: .* nop"
+check arm_farcall_thumb_thumb_6m.stdout "1010: 1015"
+check arm_farcall_thumb_thumb_6m.stdout "1012: 0200"
+
+# Thumb->Thumb on v7-M
+check arm_farcall_thumb_thumb_6m.stdout "1004: .* push {r0}"
+check arm_farcall_thumb_thumb_6m.stdout "1006: .* ldr r0, \\[pc, #8\\]"
+check arm_farcall_thumb_thumb_6m.stdout "1008: .* mov ip, r0"
+check arm_farcall_thumb_thumb_6m.stdout "100a: .* pop {r0}"
+check arm_farcall_thumb_thumb_6m.stdout "100c: .* bx ip"
+check arm_farcall_thumb_thumb_6m.stdout "100e: .* nop"
+check arm_farcall_thumb_thumb_6m.stdout "1010: 1015"
+check arm_farcall_thumb_thumb_6m.stdout "1012: 0200"
+
+exit 0
projects / deliverable / binutils-gdb.git / commitdiff
