diff options
| author | Richard Kenner <kenner@vlsi1.ultra.nyu.edu> | 1997-08-02 17:24:48 +0000 |
|---|---|---|
| committer | Richard Kenner <kenner@vlsi1.ultra.nyu.edu> | 1997-08-02 17:24:48 +0000 |
| commit | 6435421827c247f46b614aac2f44b48ebad276c8 (patch) | |
| tree | c741165712a68c7781bebf24f81f3109e3645dd8 | |
| parent | aaca022bfb572810311a067a3ec4fe9aa54a1b7f (diff) | |
(hppa_builtin_saveregs): f -fcheck-memory-usage, set rights of saved
registers.
git-svn-id: https://gcc.gnu.org/svn/gcc/trunk@14623 138bc75d-0d04-0410-961f-82ee72b054a4
| -rw-r--r-- | gcc/config/pa/pa.c | 19 |
1 files changed, 12 insertions, 7 deletions
diff --git a/gcc/config/pa/pa.c b/gcc/config/pa/pa.c index b1b9d9dc1bc..a9288fc1ff6 100644 --- a/gcc/config/pa/pa.c +++ b/gcc/config/pa/pa.c @@ -1,5 +1,5 @@ /* Subroutines for insn-output.c for HPPA. - Copyright (C) 1992, 1993, 1994, 1995, 1996 Free Software Foundation, Inc. + Copyright (C) 1992, , 1994, 95, 96, 1997 Free Software Foundation, Inc. Contributed by Tim Moore (moore@cs.utah.edu), based on sparc.c This file is part of GNU CC. @@ -4269,7 +4269,7 @@ struct rtx_def * hppa_builtin_saveregs (arglist) tree arglist; { - rtx offset; + rtx offset, dest; tree fntype = TREE_TYPE (current_function_decl); int argadj = ((!(TYPE_ARG_TYPES (fntype) != 0 && (TREE_VALUE (tree_last (TYPE_ARG_TYPES (fntype))) @@ -4282,11 +4282,16 @@ hppa_builtin_saveregs (arglist) offset = current_function_arg_offset_rtx; /* Store general registers on the stack. */ - move_block_from_reg (23, - gen_rtx (MEM, BLKmode, - plus_constant - (current_function_internal_arg_pointer, -16)), - 4, 4 * UNITS_PER_WORD); + dest = gen_rtx (MEM, BLKmode, + plus_constant (current_function_internal_arg_pointer, -16)); + move_block_from_reg (23, dest, 4, 4 * UNITS_PER_WORD); + + if (flag_check_memory_usage) + emit_library_call (chkr_set_right_libfunc, 1, VOIDmode, 3, + dest, ptr_mode, + GEN_INT (4 * UNITS_PER_WORD), TYPE_MODE (sizetype), + GEN_INT (MEMORY_USE_RW), QImode); + return copy_to_reg (expand_binop (Pmode, add_optab, current_function_internal_arg_pointer, offset, 0, 0, OPTAB_LIB_WIDEN)); |