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| author | Richard Kenner <kenner@gcc.gnu.org> | 1995-10-29 07:14:22 -0500 |
|---|---|---|
| committer | Richard Kenner <kenner@gcc.gnu.org> | 1995-10-29 07:14:22 -0500 |
| commit | 41fe17abf96f210901ac4ecdbd87757b9fee445f (patch) | |
| tree | d0e31bd9ddfaa3eb4f39ff8532aa2a60f4209c20 | |
| parent | 37539f4f870b6ffa71b4f3c4a01bd2da25e3b99a (diff) | |
| download | gcc-41fe17abf96f210901ac4ecdbd87757b9fee445f.zip gcc-41fe17abf96f210901ac4ecdbd87757b9fee445f.tar.gz gcc-41fe17abf96f210901ac4ecdbd87757b9fee445f.tar.bz2 | |
(find_equiv_reg): Check for nonsaving setjmp.
From-SVN: r10537
| -rw-r--r-- | gcc/reload.c | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/gcc/reload.c b/gcc/reload.c index b64cb63..36c721d 100644 --- a/gcc/reload.c +++ b/gcc/reload.c @@ -5591,6 +5591,12 @@ find_equiv_reg (goal, insn, class, other, reload_reg_p, goalreg, mode) || need_stable_sp)) return 0; +#ifdef NON_SAVING_SETJMP + if (NON_SAVING_SETJMP && GET_CODE (p) == NOTE + && NOTE_LINE_NUMBER (p) == NOTE_INSN_SETJMP) + return 0; +#endif + #ifdef INSN_CLOBBERS_REGNO_P if ((valueno >= 0 && valueno < FIRST_PSEUDO_REGISTER && INSN_CLOBBERS_REGNO_P (p, valueno)) |