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| author | Richard Sandiford <richard@codesourcery.com> | 2007-03-06 09:00:00 +0000 |
|---|---|---|
| committer | Richard Sandiford <rsandifo@gcc.gnu.org> | 2007-03-06 09:00:00 +0000 |
| commit | f7e70894412aa334b68cceb241496c302c663dd9 (patch) | |
| tree | 42894032f4078acc16635d591497216eb2419087 /gcc/config/m68k/predicates.md | |
| parent | 31c5b44477907faf937f859808c9aca9879a96f4 (diff) | |
| download | gcc-f7e70894412aa334b68cceb241496c302c663dd9.tar.gz | |
m68k-protos.h (output_sibcall): Declare.
gcc/
* config/m68k/m68k-protos.h (output_sibcall): Declare.
(mips_expand_epilogue): Add a bool parameter.
(m68k_legitimize_sibcall_address): Declare.
* config/m68k/m68k.c (TARGET_FUNCTION_OK_FOR_SIBCALL): Define.
(m68k_expand_epilogue): Add a parameter to select between sibling
and normal epilogues. Only generate a return for the latter.
(m68k_ok_for_sibcall_p): New function.
(m68k_legitimize_sibcall_address, output_sibcall): New functions.
* config/m68k/m68k.md (sibcall, *sibcall): New patterns.
(sibcall_value, *sibcall_value): Likewise.
(*call, *call_value): Require !SIBLING_CALL_P.
(epilogue): Update call to m68k_expand_epilogue.
(sibcall_epilogue): New pattern.
* config/m68k/predicates.md (const_call_operand): Say that this
predicate applies to sibling calls too.
(sibcall_operand): New predicate.
From-SVN: r122607
Diffstat (limited to 'gcc/config/m68k/predicates.md')
| -rw-r--r-- | gcc/config/m68k/predicates.md | 8 |
1 files changed, 7 insertions, 1 deletions
diff --git a/gcc/config/m68k/predicates.md b/gcc/config/m68k/predicates.md index 11e10f189b6..ae091f181ed 100644 --- a/gcc/config/m68k/predicates.md +++ b/gcc/config/m68k/predicates.md @@ -159,7 +159,7 @@ } }) -;; A constant that can be used the address in a call insn. +;; A constant that can be used the address in a call or sibcall insn. (define_predicate "const_call_operand" (ior (match_operand 0 "const_int_operand") (and (match_test "m68k_symbolic_call != NULL") @@ -170,6 +170,12 @@ (ior (match_operand 0 "const_call_operand") (match_operand 0 "register_operand"))) +;; An operand that can be used as the address in a sibcall insn. +(define_predicate "sibcall_operand" + (ior (match_operand 0 "const_call_operand") + (and (match_code "reg") + (match_test "REGNO (op) == STATIC_CHAIN_REGNUM")))) + ;; TODO: Add a comment here. (define_predicate "post_inc_operand" |