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| author | rth <rth@138bc75d-0d04-0410-961f-82ee72b054a4> | 2000-04-27 07:18:08 +0000 |
|---|---|---|
| committer | rth <rth@138bc75d-0d04-0410-961f-82ee72b054a4> | 2000-04-27 07:18:08 +0000 |
| commit | eb1c92fbd0a6c026832b2210aec95b2b9dbf0efc (patch) | |
| tree | 95290d1b3a766f3853be710b660f7a5f14bbd6dc /gcc/rtlanal.c | |
| parent | 17421e3315013a4df1e9b92a25454bdf0186e52f (diff) | |
| download | gcc-eb1c92fbd0a6c026832b2210aec95b2b9dbf0efc.tar.gz | |
* rtlanal.c (dead_or_set_regno_p): Use find_regno_note.
* genconfig.c (main): Set all HAVE_foo to 1.
* graph.c (node_data): Use GET_NOTE_INSN_NAME instead of local array.
git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@33473 138bc75d-0d04-0410-961f-82ee72b054a4
Diffstat (limited to 'gcc/rtlanal.c')
| -rw-r--r-- | gcc/rtlanal.c | 19 |
1 files changed, 3 insertions, 16 deletions
diff --git a/gcc/rtlanal.c b/gcc/rtlanal.c index d9087cd51f9..f45a3d44245 100644 --- a/gcc/rtlanal.c +++ b/gcc/rtlanal.c @@ -1233,22 +1233,9 @@ dead_or_set_regno_p (insn, test_regno) unsigned int regno, endregno; rtx link, pattern; - /* See if there is a death note for something that includes - TEST_REGNO. */ - for (link = REG_NOTES (insn); link; link = XEXP (link, 1)) - { - if (REG_NOTE_KIND (link) != REG_DEAD - || GET_CODE (XEXP (link, 0)) != REG) - continue; - - regno = REGNO (XEXP (link, 0)); - endregno = (regno >= FIRST_PSEUDO_REGISTER ? regno + 1 - : regno + HARD_REGNO_NREGS (regno, - GET_MODE (XEXP (link, 0)))); - - if (test_regno >= regno && test_regno < endregno) - return 1; - } + /* See if there is a death note for something that includes TEST_REGNO. */ + if (find_regno_note (insn, REG_DEAD, test_regno)) + return 1; if (GET_CODE (insn) == CALL_INSN && find_regno_fusage (insn, CLOBBER, test_regno)) |