diff options
| author | Richard Henderson <rth@redhat.com> | 2001-09-21 13:26:44 -0700 |
|---|---|---|
| committer | Richard Henderson <rth@gcc.gnu.org> | 2001-09-21 13:26:44 -0700 |
| commit | 9defc9b7ac96fd51c70aff0e452c753d1f6159b3 (patch) | |
| tree | 5e65f35e37a55bf10f429b4ed3add9916578e469 /gcc/calls.c | |
| parent | 1853547e03a18cc73a2ba3e204408919e326831a (diff) | |
| download | gcc-9defc9b7ac96fd51c70aff0e452c753d1f6159b3.tar.gz | |
rtl.h (LCT_RETURNS_TWICE): New.
* rtl.h (LCT_RETURNS_TWICE): New.
* calls.c (emit_call_1): Set current_function_calls_setjmp for
ECF_RETURNS_TWICE.
(emit_library_call_value_1): Map LCT_RETURNS_TWICE
to ECF_RETURNS_TWICE.
* except.c (sjlj_emit_function_enter): Use LCT_RETURNS_TWICE for
call to setjmp.
* unwind-sjlj.c: Invent the setjmp.h declarations if inhibit_libc.
* config/stormy16/stormy16.h (DONT_USE_BUILTIN_SETJMP): New.
(JMP_BUF_SIZE): New.
From-SVN: r45736
Diffstat (limited to 'gcc/calls.c')
| -rw-r--r-- | gcc/calls.c | 10 |
1 files changed, 8 insertions, 2 deletions
diff --git a/gcc/calls.c b/gcc/calls.c index f21160fa61e..f2b1bdb8a45 100644 --- a/gcc/calls.c +++ b/gcc/calls.c @@ -613,8 +613,11 @@ emit_call_1 (funexp, fndecl, funtype, stack_size, rounded_stack_size, REG_NOTES (call_insn)); if (ecf_flags & ECF_RETURNS_TWICE) - REG_NOTES (call_insn) = gen_rtx_EXPR_LIST (REG_SETJMP, const0_rtx, - REG_NOTES (call_insn)); + { + REG_NOTES (call_insn) = gen_rtx_EXPR_LIST (REG_SETJMP, const0_rtx, + REG_NOTES (call_insn)); + current_function_calls_setjmp = 1; + } SIBLING_CALL_P (call_insn) = ((ecf_flags & ECF_SIBCALL) != 0); @@ -3531,6 +3534,9 @@ emit_library_call_value_1 (retval, orgfun, value, fn_type, outmode, nargs, p) case LCT_ALWAYS_RETURN: flags = ECF_ALWAYS_RETURN; break; + case LCT_RETURNS_TWICE: + flags = ECF_RETURNS_TWICE; + break; } fun = orgfun; |