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| author | Richard Sandiford <rsandifo@redhat.com> | 2003-08-07 08:24:55 +0000 |
|---|---|---|
| committer | Richard Sandiford <rsandifo@gcc.gnu.org> | 2003-08-07 08:24:55 +0000 |
| commit | a5342656962b8b5a51307d537bd65d223b3f4a8e (patch) | |
| tree | 4da7ba695e353eec96b42977dfd3685bfaf2f63f | |
| parent | 62ad7de1e049583a413e9bfe7fbbbf02ab2b1aea (diff) | |
| download | gcc-a5342656962b8b5a51307d537bd65d223b3f4a8e.zip gcc-a5342656962b8b5a51307d537bd65d223b3f4a8e.tar.gz gcc-a5342656962b8b5a51307d537bd65d223b3f4a8e.tar.bz2 | |
* local-alloc.c (combine_regs): Fix comment typo.
From-SVN: r70220
| -rw-r--r-- | gcc/ChangeLog | 4 | ||||
| -rw-r--r-- | gcc/local-alloc.c | 4 |
2 files changed, 6 insertions, 2 deletions
diff --git a/gcc/ChangeLog b/gcc/ChangeLog index 2aad0b3..43f5029 100644 --- a/gcc/ChangeLog +++ b/gcc/ChangeLog @@ -1,3 +1,7 @@ +2003-08-07 Richard Sandiford <rsandifo@redhat.com> + + * local-alloc.c (combine_regs): Fix comment typo. + 2003-08-06 Zack Weinberg <zack@codesourcery.com> * c-decl.c (builtin_decls): Replace with first_builtin_decl diff --git a/gcc/local-alloc.c b/gcc/local-alloc.c index 26cb7ed..c5c2506 100644 --- a/gcc/local-alloc.c +++ b/gcc/local-alloc.c @@ -1738,7 +1738,7 @@ qty_sugg_compare_1 (const void *q1p, const void *q2p) Combining registers means marking them as having the same quantity and adjusting the offsets within the quantity if either of - them is a SUBREG). + them is a SUBREG. We don't actually combine a hard reg with a pseudo; instead we just record the hard reg as the suggestion for the pseudo's quantity. @@ -1749,7 +1749,7 @@ qty_sugg_compare_1 (const void *q1p, const void *q2p) there is no REG_DEAD note on INSN. This occurs during the processing of REG_NO_CONFLICT blocks. - MAY_SAVE_COPYCOPY is nonzero if this insn is simply copying USEDREG to + MAY_SAVE_COPY is nonzero if this insn is simply copying USEDREG to SETREG or if the input and output must share a register. In that case, we record a hard reg suggestion in QTY_PHYS_COPY_SUGG. |