diff options
Diffstat (limited to 'gcc/function.c')
| -rw-r--r-- | gcc/function.c | 71 |
1 files changed, 13 insertions, 58 deletions
diff --git a/gcc/function.c b/gcc/function.c index 21ab691..ba881c9 100644 --- a/gcc/function.c +++ b/gcc/function.c @@ -130,7 +130,6 @@ static bool contains (const_rtx, htab_t); static void prepare_function_start (void); static void do_clobber_return_reg (rtx, void *); static void do_use_return_reg (rtx, void *); -static void set_insn_locations (rtx, int) ATTRIBUTE_UNUSED; /* Stack of nested functions. */ /* Keep track of the cfun stack. */ @@ -4644,51 +4643,6 @@ init_function_start (tree subr) warning (OPT_Waggregate_return, "function returns an aggregate"); } - -void -expand_main_function (void) -{ -#if (defined(INVOKE__main) \ - || (!defined(HAS_INIT_SECTION) \ - && !defined(INIT_SECTION_ASM_OP) \ - && !defined(INIT_ARRAY_SECTION_ASM_OP))) - emit_library_call (init_one_libfunc (NAME__MAIN), LCT_NORMAL, VOIDmode, 0); -#endif -} - -/* Expand code to initialize the stack_protect_guard. This is invoked at - the beginning of a function to be protected. */ - -#ifndef HAVE_stack_protect_set -# define HAVE_stack_protect_set 0 -# define gen_stack_protect_set(x,y) (gcc_unreachable (), NULL_RTX) -#endif - -void -stack_protect_prologue (void) -{ - tree guard_decl = targetm.stack_protect_guard (); - rtx x, y; - - x = expand_normal (crtl->stack_protect_guard); - y = expand_normal (guard_decl); - - /* Allow the target to copy from Y to X without leaking Y into a - register. */ - if (HAVE_stack_protect_set) - { - rtx insn = gen_stack_protect_set (x, y); - if (insn) - { - emit_insn (insn); - return; - } - } - - /* Otherwise do a straight move. */ - emit_move_insn (x, y); -} - /* Expand code to verify the stack_protect_guard. This is invoked at the end of a function to be protected. */ @@ -5006,6 +4960,19 @@ do_warn_unused_parameter (tree fn) warning (OPT_Wunused_parameter, "unused parameter %q+D", decl); } +/* Set the location of the insn chain starting at INSN to LOC. */ + +static void +set_insn_locations (rtx insn, int loc) +{ + while (insn != NULL_RTX) + { + if (INSN_P (insn)) + INSN_LOCATION (insn) = loc; + insn = NEXT_INSN (insn); + } +} + /* Generate RTL for the end of the current function. */ void @@ -5335,18 +5302,6 @@ maybe_copy_prologue_epilogue_insn (rtx insn, rtx copy) *slot = copy; } -/* Set the location of the insn chain starting at INSN to LOC. */ -static void -set_insn_locations (rtx insn, int loc) -{ - while (insn != NULL_RTX) - { - if (INSN_P (insn)) - INSN_LOCATION (insn) = loc; - insn = NEXT_INSN (insn); - } -} - /* Determine if any INSNs in HASH are, or are part of, INSN. Because we can be running after reorg, SEQUENCE rtl is possible. */ |