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binutils-gdb/gold/testsuite/split_x86_64_1.s

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* options.h (class General_options): Define split_stack_adjust_size parameter. * object.h (class Object): Add uses_split_stack_ and has_no_split_stack_ fields. Add uses_split_stack and has_no_split_stack accessor functions. Declare handle_split_stack_section. (class Reloc_symbol_changes): Define. (class Sized_relobj): Define Function_offsets. Declare split_stack_adjust, split_stack_adjust_reltype, and find_functions. * object.cc (Object::handle_split_stack_section): New function. (Sized_relobj::do_layout): Call handle_split_stack_section. * dynobj.cc (Sized_dynobj::do_layout): Call handle_split_stack_section. * reloc.cc (Sized_relobj::relocate_sections): Call split_stack_adjust for executable sections in split_stack objects. Pass reloc_map to relocate_section. (Sized_relobj::split_stack_adjust): New function. (Sized_relobj::split_stack_adjust_reltype): New function. (Sized_relobj::find_functions): New function. * target-reloc.h: Include "object.h". (relocate_section): Add reloc_symbol_changes parameter. Change all callers. * target.h (class Target): Add calls_non_split method. Declare do_calls_non_split virtual method. Declare match_view and set_view_to_nop. * target.cc: Include "elfcpp.h". (Target::do_calls_non_split): New function. (Target::match_view): New function. (Target::set_view_to_nop): New function. * gold.cc (queue_middle_tasks): Give an error if mixing split-stack and non-split-stack objects with -r. * i386.cc (Target_i386::relocate_section): Add reloc_symbol_changes parameter. (Target_i386::do_calls_non_split): New function. * x86_64.cc (Target_x86_64::relocate_section): Add reloc_symbol_changes parameter. (Target_x86_64::do_calls_non_split): New function. * arm.cc (Target_arm::relocate_section): Add reloc_symbol_changes parameter. * powerpc.cc (Target_powerpc::relocate_section): Add reloc_symbol_changes parameter. * sparc.cc (Target_sparc::relocate_section): Add reloc_symbol_changes parameter. * configure.ac: Call AM_CONDITIONAL for the default target. * configure: Rebuild. * testsuite/Makefile.am (TEST_AS): New variable. (check_SCRIPTS): Add split_i386.sh and split_x86_64.sh. (check_DATA): Add split_i386 and split_x86_64 files. (SPLIT_DEFSYMS): Define. (split_i386_[1234n].o): New targets. (split_i386_[124]): New targets. (split_i386_[1234r].stdout): New targets. (split_x86_64_[1234n].o): New targets. (split_x86_64_[124]): New targets. (split_x86_64_[1234r].stdout): New targets. (MOSTLYCLEANFILES): Add new executables. * testsuite/split_i386.sh: New file. * testsuite/split_x86_64.sh: New file. * testsuite/split_i386_1.s: New file. * testsuite/split_i386_2.s: New file. * testsuite/split_i386_3.s: New file. * testsuite/split_i386_4.s: New file. * testsuite/split_i386_n.s: New file. * testsuite/split_x86_64_1.s: New file. * testsuite/split_x86_64_2.s: New file. * testsuite/split_x86_64_3.s: New file. * testsuite/split_x86_64_4.s: New file. * testsuite/split_x86_64_n.s: New file. * testsuite/testfile.cc (Target_test): Update relocation_section function. * testsuite/Makefile.in: Rebuild.
2009-10-07 06:58:27 +08:00
# split_x86_64_1.s: x86_64 specific test case for -fsplit-stack.
.text
.global fn1
.type fn1,@function
fn1:
cmp %fs:0x70,%rsp
jae 1f
callq __morestack
retq
1:
callq fn2
retq
.size fn1,. - fn1
.global fn2
.type fn2,@function
fn2:
lea -0x200(%rsp),%r10
cmp %fs:0x70,%r10
jae 1f
callq __morestack
retq
1:
callq fn1
retq
.size fn2,. - fn2
.section .note.GNU-stack,"",@progbits
.section .note.GNU-split-stack,"",@progbits
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