------- Comment #11 from hjl at gcc dot gnu dot org 2008-07-06 01:19 ------- Subject: Bug 36728
Author: hjl Date: Sun Jul 6 01:18:49 2008 New Revision: 137517 URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=137517 Log: 2008-07-05 H.J. Lu <[EMAIL PROTECTED]> Xuepeng Guo <[EMAIL PROTECTED]> PR debug/36728 * dwarf2out.c (dw_fde_node): Add drap_reg and vdrap_reg. Remove cfa_uses_expression. (add_cfi): Check drap_reg instead of cfa_uses_expression. (dwarf2out_frame_debug_expr): Add rule 20 to handle virtual drap. Update rule 19 to set drap_reg instead of cfa_uses_expression. (dwarf2out_begin_prologue): Initialize drap_reg and vdrap_reg to INVALID_REGNUM. (based_loc_descr): Use cfa+offset to represent the location of arguments passed on stack when drap is used to align stack. * config/i386/i386.c (ix86_get_drap_rtx): Set RTX_FRAME_RELATED_P bit on virtual drap insn. Modified: branches/stack/gcc/ChangeLog.stackalign branches/stack/gcc/config/i386/i386.c branches/stack/gcc/dwarf2out.c -- http://gcc.gnu.org/bugzilla/show_bug.cgi?id=36728
