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| author | Claudiu Zissulescu <claziss@synopsys.com> | 2017-07-17 12:46:55 +0200 |
|---|---|---|
| committer | Claudiu Zissulescu <claziss@gcc.gnu.org> | 2017-07-17 12:46:55 +0200 |
| commit | 1825c61e15cf34364792180ca017c998cab3fe34 (patch) | |
| tree | ee7d5ab017ac8466277d3bfa737e36ff23115c48 /gcc/config/arc/arc-protos.h | |
| parent | 9ebce098585220299a78ecda84b145d16ee25bca (diff) | |
| download | gcc-1825c61e15cf34364792180ca017c998cab3fe34.zip gcc-1825c61e15cf34364792180ca017c998cab3fe34.tar.gz gcc-1825c61e15cf34364792180ca017c998cab3fe34.tar.bz2 | |
[PATCH] [ARC] Add support for naked functions.
gcc/
2017-07-17 Claudiu Zissulescu <claziss@synopsys.com>
Andrew Burgess <andrew.burgess@embecosm.com>
* config/arc/arc-protos.h (arc_compute_function_type): Change prototype.
(arc_return_address_register): New function.
* config/arc/arc.c (arc_handle_fndecl_attribute): New function.
(arc_handle_fndecl_attribute): Add naked attribute.
(TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Define.
(TARGET_WARN_FUNC_RETURN): Likewise.
(arc_allocate_stack_slots_for_args): New function.
(arc_warn_func_return): Likewise.
(machine_function): Change type fn_type.
(arc_compute_function_type): Consider new naked function type,
change function return type.
(arc_must_save_register): Adapt to handle new
arc_compute_function_type's return type.
(arc_expand_prologue): Likewise.
(arc_expand_epilogue): Likewise.
(arc_return_address_regs): Delete.
(arc_return_address_register): New function.
(arc_epilogue_uses): Use above function.
* config/arc/arc.h (arc_return_address_regs): Delete prototype.
(arc_function_type): Change encoding, add naked type.
(ARC_INTERRUPT_P): Change to handle the new encoding.
(ARC_FAST_INTERRUPT_P): Likewise.
(ARC_NORMAL_P): Define.
(ARC_NAKED_P): Likewise.
(arc_compute_function_type): Delete prototype.
* config/arc/arc.md (in_ret_delay_slot): Use
arc_return_address_register function.
(simple_return): Likewise.
(p_return_i): Likewise.
gcc/testsuite
2017-07-17 Claudiu Zissulescu <claziss@synopsys.com>
Andrew Burgess <andrew.burgess@embecosm.com>
* gcc.target/arc/naked-1.c: New file.
* gcc.target/arc/naked-2.c: Likewise.
Co-Authored-By: Andrew Burgess <andrew.burgess@embecosm.com>
From-SVN: r250266
Diffstat (limited to 'gcc/config/arc/arc-protos.h')
| -rw-r--r-- | gcc/config/arc/arc-protos.h | 7 |
1 files changed, 2 insertions, 5 deletions
diff --git a/gcc/config/arc/arc-protos.h b/gcc/config/arc/arc-protos.h index 93a64cf..f6bf14e 100644 --- a/gcc/config/arc/arc-protos.h +++ b/gcc/config/arc/arc-protos.h @@ -45,13 +45,10 @@ extern void arc_expand_atomic_op (enum rtx_code, rtx, rtx, rtx, rtx, rtx); extern void arc_split_compare_and_swap (rtx *); extern void arc_expand_compare_and_swap (rtx *); extern bool compact_memory_operand_p (rtx, machine_mode, bool, bool); +extern int arc_return_address_register (unsigned int); +extern unsigned int arc_compute_function_type (struct function *); #endif /* RTX_CODE */ -#ifdef TREE_CODE -extern enum arc_function_type arc_compute_function_type (struct function *); -#endif /* TREE_CODE */ - - extern unsigned int arc_compute_frame_size (int); extern bool arc_ccfsm_branch_deleted_p (void); extern void arc_ccfsm_record_branch_deleted (void); |