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| author | Zack Weinberg <zack@gcc.gnu.org> | 2004-11-23 19:55:24 +0000 |
|---|---|---|
| committer | Zack Weinberg <zack@gcc.gnu.org> | 2004-11-23 19:55:24 +0000 |
| commit | 6e14af161c7d61b280c187b1a91a0fd853249bd1 (patch) | |
| tree | 67f41f708633dc69a022149ee3dee19b259e910b /gcc/tree-cfg.c | |
| parent | e9c00ceb85406d1f78d1752f27742ac7bb05b47b (diff) | |
| download | gcc-6e14af161c7d61b280c187b1a91a0fd853249bd1.zip gcc-6e14af161c7d61b280c187b1a91a0fd853249bd1.tar.gz gcc-6e14af161c7d61b280c187b1a91a0fd853249bd1.tar.bz2 | |
function.h (struct function): Remove calls_longjmp.
* function.h (struct function): Remove calls_longjmp.
(current_function_calls_longjmp): Delete.
* tree.h (ECF_LONGJMP): Delete.
(ECF_SIBCALL, ECF_PURE, ECF_SP_DEPRESSED, ECF_ALWAYS_RETURN)
(ECF_LIBCALL_BLOCK): Everybody slide down one.
(ECF_CONST, ECF_NORETURN, ECF_SIBCALL): Clarify comments.
* builtins.c (expand_builtin_longjmp): Don't set
current_function_calls_longjmp.
* calls.c (special_function_p): Mark longjmp and siglongjmp
with ECF_NORETURN, not ECF_LONGJMP.
(emit_call_1, expand_call, emit_library_call_value_1):
Don't check for ECF_LONGJMP.
* tree-cfg.c (make_exit_edges, is_ctrl_altering_stmt)
(need_fake_edge_p): Likewise.
* config/avr/avr.h, config/ip2k/ip2k.h: Don't define NON_SAVING_SETJMP.
* system.h: Poison NON_SAVING_SETJMP.
* function.c (use_register_for_decl)
* gcse.c (compute_hash_table_work, compute_store_table)
* postreload-gcse.c (record_opr_changes)
* reload.c (find_equiv_reg)
* reload1.c (reload)
* config/i386/i386.c (ix86_can_use_return_insn_p):
Remove code conditional on NON_SAVING_SETJMP.
* doc/tm.texi: Delete documentation of NON_SAVING_SETJMP.
* config/i386/sysv3.h: Delete file.
* config/i386/i386.c (ix86_svr3_asm_out_constructor): Delete.
From-SVN: r91101
Diffstat (limited to 'gcc/tree-cfg.c')
| -rw-r--r-- | gcc/tree-cfg.c | 7 |
1 files changed, 3 insertions, 4 deletions
diff --git a/gcc/tree-cfg.c b/gcc/tree-cfg.c index b59c8f7..bcd025f 100644 --- a/gcc/tree-cfg.c +++ b/gcc/tree-cfg.c @@ -552,7 +552,7 @@ make_exit_edges (basic_block bb) such a bloody pain to avoid creating edges for this case since all we do is remove these edges when we're done building the CFG. */ - if (call_expr_flags (last) & (ECF_NORETURN | ECF_LONGJMP)) + if (call_expr_flags (last) & ECF_NORETURN) { make_edge (bb, EXIT_BLOCK_PTR, EDGE_FAKE); return; @@ -2546,7 +2546,7 @@ is_ctrl_altering_stmt (tree t) return true; /* A CALL_EXPR also alters control flow if it does not return. */ - if (call_expr_flags (call) & (ECF_NORETURN | ECF_LONGJMP)) + if (call_expr_flags (call) & ECF_NORETURN) return true; } @@ -5148,8 +5148,7 @@ need_fake_edge_p (tree t) leads to different results from -fbranch-probabilities. */ call = get_call_expr_in (t); if (call - && !(call_expr_flags (call) & - (ECF_NORETURN | ECF_LONGJMP | ECF_ALWAYS_RETURN))) + && !(call_expr_flags (call) & (ECF_NORETURN | ECF_ALWAYS_RETURN))) return true; if (TREE_CODE (t) == ASM_EXPR |