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ARM: Add support for value 3 of Tag_ABI_VFP_args attribute

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Missing from 5c294fee

elfcpp/
	* arm.h: Add enums for Tag_ABI_FP_number_model and Tag_ABI_VFP_args.
gold/
	* arm.cc (Target_arm::do_adjust_elf_header): Provide namespace on
	new enums.
	(Target_arm::merge_object_attributes, ): Likewise.
This commit is contained in:
Alan Modra 2014-12-25 22:15:14 +10:30
parent 6fd9d738c0
commit f12d1e8a66
4 changed files with 34 additions and 6 deletions
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4
elfcpp/ChangeLog
View File

@ -1,3 +1,7 @@
2014-12-25 Alan Modra <amodra@gmail.com>
* arm.h: Add enums for Tag_ABI_FP_number_model and Tag_ABI_VFP_args.
2014-09-17 Han Shen <shenhan@google.com> 2014-09-17 Han Shen <shenhan@google.com>
* aarch64.h (R_AARCH64_TLS_DTPREL64): Switch enum value with ... * aarch64.h (R_AARCH64_TLS_DTPREL64): Switch enum value with ...

18
elfcpp/arm.h
View File

@ -340,6 +340,24 @@ enum
AEABI_enum_forced_wide = 3 AEABI_enum_forced_wide = 3
}; };
// Values for Tag_ABI_FP_number_model.
enum
{
AEABI_FP_number_model_none = 0,
AEABI_FP_number_model_ieee754_number = 1,
AEABI_FP_number_model_rtabi = 2,
AEABI_FP_number_model_ieee754_all = 3
};
// Values for Tag_ABI_VFP_args.
enum
{
AEABI_VFP_args_base = 0,
AEABI_VFP_args_vfp = 1,
AEABI_VFP_args_toolchain = 2,
AEABI_VFP_args_compatible = 3
};
// For Exception Index Table. (Exception handling ABI for the ARM // For Exception Index Table. (Exception handling ABI for the ARM
// architectue, Section 5) // architectue, Section 5)
enum enum

6
gold/ChangeLog
View File

@ -1,3 +1,9 @@
2014-12-25 Alan Modra <amodra@gmail.com>
* arm.cc (Target_arm::do_adjust_elf_header): Provide namespace on
new enums.
(Target_arm::merge_object_attributes, ): Likewise.
2014-12-25 Thomas Preud'homme <thomas.preudhomme@arm.com> 2014-12-25 Thomas Preud'homme <thomas.preudhomme@arm.com>
* arm.cc (Target_arm::do_adjust_elf_header): Set e_flags in ELF header * arm.cc (Target_arm::do_adjust_elf_header): Set e_flags in ELF header

12
gold/arm.cc
View File

@ -10056,7 +10056,7 @@ Target_arm<big_endian>::do_adjust_elf_header(
if (type == elfcpp::ET_EXEC || type == elfcpp::ET_DYN) if (type == elfcpp::ET_EXEC || type == elfcpp::ET_DYN)
{ {
Object_attribute* attr = this->get_aeabi_object_attribute(elfcpp::Tag_ABI_VFP_args); Object_attribute* attr = this->get_aeabi_object_attribute(elfcpp::Tag_ABI_VFP_args);
if (attr->int_value() == AEABI_VFP_args_vfp) if (attr->int_value() == elfcpp::AEABI_VFP_args_vfp)
flags |= elfcpp::EF_ARM_ABI_FLOAT_HARD; flags |= elfcpp::EF_ARM_ABI_FLOAT_HARD;
else else
flags |= elfcpp::EF_ARM_ABI_FLOAT_SOFT; flags |= elfcpp::EF_ARM_ABI_FLOAT_SOFT;
@ -10494,17 +10494,17 @@ Target_arm<big_endian>::merge_object_attributes(
{ {
// Ignore mismatches if the object doesn't use floating point. */ // Ignore mismatches if the object doesn't use floating point. */
if (out_attr[elfcpp::Tag_ABI_FP_number_model].int_value() if (out_attr[elfcpp::Tag_ABI_FP_number_model].int_value()
== AEABI_FP_number_model_none == elfcpp::AEABI_FP_number_model_none
|| (in_attr[elfcpp::Tag_ABI_FP_number_model].int_value() || (in_attr[elfcpp::Tag_ABI_FP_number_model].int_value()
!= AEABI_FP_number_model_none != elfcpp::AEABI_FP_number_model_none
&& out_attr[elfcpp::Tag_ABI_VFP_args].int_value() && out_attr[elfcpp::Tag_ABI_VFP_args].int_value()
== AEABI_VFP_args_compatible)) == elfcpp::AEABI_VFP_args_compatible))
out_attr[elfcpp::Tag_ABI_VFP_args].set_int_value( out_attr[elfcpp::Tag_ABI_VFP_args].set_int_value(
in_attr[elfcpp::Tag_ABI_VFP_args].int_value()); in_attr[elfcpp::Tag_ABI_VFP_args].int_value());
else if (in_attr[elfcpp::Tag_ABI_FP_number_model].int_value() else if (in_attr[elfcpp::Tag_ABI_FP_number_model].int_value()
!= AEABI_FP_number_model_none != elfcpp::AEABI_FP_number_model_none
&& in_attr[elfcpp::Tag_ABI_VFP_args].int_value() && in_attr[elfcpp::Tag_ABI_VFP_args].int_value()
!= AEABI_VFP_args_compatible != elfcpp::AEABI_VFP_args_compatible
&& parameters->options().warn_mismatch()) && parameters->options().warn_mismatch())
gold_error(_("%s uses VFP register arguments, output does not"), gold_error(_("%s uses VFP register arguments, output does not"),
name); name);