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| author | Jan Hubicka <jh@suse.cz> | 2001-08-16 17:41:05 +0200 |
|---|---|---|
| committer | Jan Hubicka <hubicka@gcc.gnu.org> | 2001-08-16 15:41:05 +0000 |
| commit | 25e22dc0cb9714b9c85a057d72dc4c6a00d688ab (patch) | |
| tree | 80f7f087ef4086f375aabc690b443d6bc9622d94 /gcc/doc/tm.texi | |
| parent | 7256efa629eaade7e927099a12ecd5ad305f118b (diff) | |
| download | gcc-25e22dc0cb9714b9c85a057d72dc4c6a00d688ab.zip gcc-25e22dc0cb9714b9c85a057d72dc4c6a00d688ab.tar.gz gcc-25e22dc0cb9714b9c85a057d72dc4c6a00d688ab.tar.bz2 | |
Thu Aug 16 17:39:45 CEST 2001 Jan Hubicka <jh@suse.cz>
* function.c (put_var_into_stack): Temporarily clear DECL_RTL.
(assign_params): Avoid setting DECL_RTL to unfinished RTX.
(expand_function_start): Likewise.
* stmt.c (expand_decl): Likewise.
* varasm.c (make_decl_rtx): Likewise.
From-SVN: r44940
Diffstat (limited to 'gcc/doc/tm.texi')
| -rw-r--r-- | gcc/doc/tm.texi | 21 |
1 files changed, 15 insertions, 6 deletions
diff --git a/gcc/doc/tm.texi b/gcc/doc/tm.texi index 538888b..d3e5819 100644 --- a/gcc/doc/tm.texi +++ b/gcc/doc/tm.texi @@ -7137,10 +7137,10 @@ the target supports DWARF 2 frame unwind information. This describes commands for alignment. @table @code -@findex LABEL_ALIGN_AFTER_BARRIER -@item LABEL_ALIGN_AFTER_BARRIER (@var{label}) -The alignment (log base 2) to put in front of @var{label}, which follows -a @code{BARRIER}. +@findex JUMP_ALIGN_AFTER_BARRIER +@item JUMP_ALIGN (@var{label}) +The alignment (log base 2) to put in front of @var{label}, which is +a common destination of jumps and has no fallthru incomming edge. This macro need not be defined if you don't want any special alignment to be done at such a time. Most machine descriptions do not currently @@ -7149,8 +7149,17 @@ define the macro. Unless it's necessary to inspect the @var{label} parameter, it is better to set the variable @var{align_jumps} in the target's @code{OVERRIDE_OPTIONS}. Otherwise, you should try to honour the user's -selection in @var{align_jumps} in a @code{LABEL_ALIGN_AFTER_BARRIER} -implementation. +selection in @var{align_jumps} in a @code{JUMP_ALIGN} implementation. + +@table @code +@findex LABEL_ALIGN_AFTER_BARRIER +@item LABEL_ALIGN_AFTER_BARRIER (@var{label}) +The alignment (log base 2) to put in front of @var{label}, which follows +a @code{BARRIER}. + +This macro need not be defined if you don't want any special alignment +to be done at such a time. Most machine descriptions do not currently +define the macro. @findex LABEL_ALIGN_AFTER_BARRIER_MAX_SKIP @item LABEL_ALIGN_AFTER_BARRIER_MAX_SKIP |