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riscv-gcc-1
Commit ce15adaa by Richard Kenner
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(try_merge_delay_insns): Update THREAD if it is split. 

From-SVN: r8226
parent af5b53ed
Showing with 3 additions and 0 deletions
gcc/reorg.c
...@@ -1762,6 +1762,7 @@ try_merge_delay_insns (insn, thread) ...@@ -1762,6 +1762,7 @@ try_merge_delay_insns (insn, thread)
for (trial = thread; !stop_search_p (trial, 1); trial = next_trial) for (trial = thread; !stop_search_p (trial, 1); trial = next_trial)
{ {
rtx pat = PATTERN (trial); rtx pat = PATTERN (trial);
rtx oldtrial = trial;
next_trial = next_nonnote_insn (trial); next_trial = next_nonnote_insn (trial);
...@@ -1781,6 +1782,8 @@ try_merge_delay_insns (insn, thread) ...@@ -1781,6 +1782,8 @@ try_merge_delay_insns (insn, thread)
&& (trial = try_split (pat, trial, 0)) != 0 && (trial = try_split (pat, trial, 0)) != 0
/* Update next_trial, in case try_split succeeded. */ /* Update next_trial, in case try_split succeeded. */
&& (next_trial = next_nonnote_insn (trial)) && (next_trial = next_nonnote_insn (trial))
/* Likewise THREAD. */
&& (thread = oldtrial == thread ? trial : thread)
&& rtx_equal_p (PATTERN (next_to_match), PATTERN (trial)) && rtx_equal_p (PATTERN (next_to_match), PATTERN (trial))
/* Have to test this condition if annul condition is different /* Have to test this condition if annul condition is different
from (and less restrictive than) non-annulling one. */ from (and less restrictive than) non-annulling one. */
......
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