diff options
Diffstat (limited to 'gcc/final.c')
| -rw-r--r-- | gcc/final.c | 9 |
1 files changed, 5 insertions, 4 deletions
diff --git a/gcc/final.c b/gcc/final.c index 90437e0..5693d46 100644 --- a/gcc/final.c +++ b/gcc/final.c @@ -4015,7 +4015,8 @@ leaf_function_p () for (insn = get_insns (); insn; insn = NEXT_INSN (insn)) { - if (GET_CODE (insn) == CALL_INSN) + if (GET_CODE (insn) == CALL_INSN + && ! SIBLING_CALL_P (insn)) return 0; if (GET_CODE (insn) == INSN && GET_CODE (PATTERN (insn)) == SEQUENCE @@ -4025,7 +4026,8 @@ leaf_function_p () } for (insn = current_function_epilogue_delay_list; insn; insn = XEXP (insn, 1)) { - if (GET_CODE (XEXP (insn, 0)) == CALL_INSN) + if (GET_CODE (XEXP (insn, 0)) == CALL_INSN + && ! SIBLING_CALL_P (insn)) return 0; if (GET_CODE (XEXP (insn, 0)) == INSN && GET_CODE (PATTERN (XEXP (insn, 0))) == SEQUENCE @@ -4048,8 +4050,6 @@ leaf_function_p () #ifdef LEAF_REGISTERS -static char permitted_reg_in_leaf_functions[] = LEAF_REGISTERS; - /* Return 1 if this function uses only the registers that can be safely renumbered. */ @@ -4057,6 +4057,7 @@ int only_leaf_regs_used () { int i; + char *permitted_reg_in_leaf_functions = LEAF_REGISTERS; for (i = 0; i < FIRST_PSEUDO_REGISTER; i++) if ((regs_ever_live[i] || global_regs[i]) |