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gcc/gcc ChangeLog config/ia64/ia64.c
- To: gcc-cvs at gcc dot gnu dot org
- Subject: gcc/gcc ChangeLog config/ia64/ia64.c
- From: wilson at gcc dot gnu dot org
- Date: 14 Apr 2001 03:49:47 -0000
CVSROOT: /cvs/gcc
Module name: gcc
Changes by: wilson@gcc.gnu.org 2001-04-13 20:49:47
Modified files:
gcc : ChangeLog
gcc/config/ia64: ia64.c
Log message:
Fix linux kernel -foptimize-sibling-calls miscompilation
* config/ia64/ia64.c (ia64_expand_epilogue): Emit alloc if sibcall_p.
(first_instruction): New static variable.
(rtx_needs_barrier): Return 1 for alloc.
(init_insn_group_barriers): Set first_instruction.
(rws_sum): Delete duplicate definition.
(group_barrier_needed_p): Return 0 when first_instruction true.
(safe_group_barrier_needed_p): Save and restore first_instruction
around group_barrier_needed_p call.
Patches:
http://gcc.gnu.org/cgi-bin/cvsweb.cgi/gcc/gcc/ChangeLog.diff?cvsroot=gcc&r1=1.9794&r2=1.9795
http://gcc.gnu.org/cgi-bin/cvsweb.cgi/gcc/gcc/config/ia64/ia64.c.diff?cvsroot=gcc&r1=1.88&r2=1.89