diff options
Diffstat (limited to 'gcc/flow.c')
| -rw-r--r-- | gcc/flow.c | 9 |
1 files changed, 7 insertions, 2 deletions
@@ -304,6 +304,7 @@ flow_analysis (f, nregs, file) { register RTX_CODE prev_code = JUMP_INSN; register RTX_CODE code; + int eh_region = 0; max_uid_for_flow = 0; @@ -316,7 +317,7 @@ flow_analysis (f, nregs, file) || (GET_RTX_CLASS (code) == 'i' && (prev_code == JUMP_INSN || (prev_code == CALL_INSN - && nonlocal_label_list != 0) + && (nonlocal_label_list != 0 || eh_region)) || prev_code == BARRIER))) i++; @@ -325,6 +326,10 @@ flow_analysis (f, nregs, file) if (code != NOTE) prev_code = code; + else if (NOTE_LINE_NUMBER (insn) == NOTE_INSN_EH_REGION_BEG) + ++eh_region; + else if (NOTE_LINE_NUMBER (insn) == NOTE_INSN_EH_REGION_END) + --eh_region; } } @@ -418,7 +423,7 @@ find_basic_blocks (f, nonlocal_label_list) || (GET_RTX_CLASS (code) == 'i' && (prev_code == JUMP_INSN || (prev_code == CALL_INSN - && nonlocal_label_list != 0 + && (nonlocal_label_list != 0 || eh_note) && ! find_reg_note (insn, REG_RETVAL, NULL_RTX)) || prev_code == BARRIER))) { |