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| author | J"orn Rennecke <amylaar@cygnus.co.uk> | 1999-02-16 16:47:29 +0000 |
|---|---|---|
| committer | Joern Rennecke <amylaar@gcc.gnu.org> | 1999-02-16 16:47:29 +0000 |
| commit | 1ccf8937264c876660424c047431c8b353537e90 (patch) | |
| tree | 3881829a8dcd99aa42e31e76693994ab3ed12f5f /gcc/loop.c | |
| parent | 6b99d47087fb99be38053525546ea3be51b6fe8e (diff) | |
| download | gcc-1ccf8937264c876660424c047431c8b353537e90.zip gcc-1ccf8937264c876660424c047431c8b353537e90.tar.gz gcc-1ccf8937264c876660424c047431c8b353537e90.tar.bz2 | |
* loop.c (strength_reduce): Dump biv increment -> giv conversions.
From-SVN: r25250
Diffstat (limited to 'gcc/loop.c')
| -rw-r--r-- | gcc/loop.c | 5 |
1 files changed, 5 insertions, 0 deletions
@@ -4260,6 +4260,11 @@ strength_reduce (scan_start, end, loop_top, insn_count, This will not prevent the biv from being eliminated. */ if (v->lifetime == 0) v->ignore = 1; + + if (loop_dump_stream) + fprintf (loop_dump_stream, + "Increment %d of biv %d converted to giv %d.\n\n", + INSN_UID (v->insn), old_regno, new_regno); } } } |