From 130423d78931b7e253cc299c7aa3df9494814fe0 Mon Sep 17 00:00:00 2001 From: "H.J. Lu" Date: Wed, 17 Dec 2008 09:05:05 -0800 Subject: [PATCH] re PR middle-end/38556 (Revision 142792 breaks bootstrap) 2008-12-17 H.J. Lu PR middle-end/38556 * calls.c (expand_call): Check outgoing_reg_parm_stack_space only if REG_PARM_STACK_SPACE is defined. From-SVN: r142794 --- gcc/ChangeLog | 10 ++++++++-- gcc/calls.c | 2 ++ 2 files changed, 10 insertions(+), 2 deletions(-) diff --git a/gcc/ChangeLog b/gcc/ChangeLog index 3b263c7df1db..fae5a0f84ea9 100644 --- a/gcc/ChangeLog +++ b/gcc/ChangeLog @@ -1,10 +1,16 @@ -2008-12-12 Jan Hubicka +2008-12-17 H.J. Lu + + PR middle-end/38556 + * calls.c (expand_call): Check outgoing_reg_parm_stack_space + only if REG_PARM_STACK_SPACE is defined. + +2008-12-17 Jan Hubicka Kai Tietz * calls.c (expand_call): Do not sibcall if outgoing_reg_parm_stack_space does not match. -2008-12-12 Anatoly Sokolov +2008-12-16 Anatoly Sokolov * config/avr/avr.c (avr_mcu_t): Add attiny87, attiny327, at90pwm81, atmega16m1, at90scr100, atmega128rfa1, m3000f, m3000s and m3001b diff --git a/gcc/calls.c b/gcc/calls.c index b94d29800a8d..f6bc970b71b4 100644 --- a/gcc/calls.c +++ b/gcc/calls.c @@ -2298,10 +2298,12 @@ expand_call (tree exp, rtx target, int ignore) It does not seem worth the effort since few optimizable sibling calls will return a structure. */ || structure_value_addr != NULL_RTX +#ifdef REG_PARM_STACK_SPACE /* If outgoing reg parm stack space changes, we can not do sibcall. */ || (OUTGOING_REG_PARM_STACK_SPACE (funtype) != OUTGOING_REG_PARM_STACK_SPACE (TREE_TYPE (current_function_decl))) || (reg_parm_stack_space != REG_PARM_STACK_SPACE (fndecl)) +#endif /* Check whether the target is able to optimize the call into a sibcall. */ || !targetm.function_ok_for_sibcall (fndecl, exp)