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author | Jeff Law <law@gcc.gnu.org> | 2000-08-15 09:28:19 -0600 |
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committer | Jeff Law <law@gcc.gnu.org> | 2000-08-15 09:28:19 -0600 |
commit | 7a6bd5ae0eacf36eaf26d37466eb5efe805f0aae (patch) | |
tree | 9c3b4b7290d019c930b410b7e4e4e5b8be8e0d5c /gcc | |
parent | 864bcaa7cf5acbb711a9fd68b2865b2ac036ccee (diff) | |
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tm.texi (Addressing Modes): Clarify PRE/POST_MODIFY descriptions.
* tm.texi (Addressing Modes): Clarify PRE/POST_MODIFY descriptions.
Restoring tm.texi after corruption.
From-SVN: r35717
Diffstat (limited to 'gcc')
-rw-r--r-- | gcc/tm.texi | 32 |
1 files changed, 13 insertions, 19 deletions
diff --git a/gcc/tm.texi b/gcc/tm.texi index 468e8cf..25cc96c 100644 --- a/gcc/tm.texi +++ b/gcc/tm.texi @@ -4277,37 +4277,31 @@ to the lookup function, which returns a pointer to the method. This is about addressing modes. @table @code -@findex HAVE_POST_INCREMENT -@item HAVE_POST_INCREMENT -A C expression that is nonzero the machine supports post-increment addressing. - @findex HAVE_PRE_INCREMENT -@findex HAVE_POST_DECREMENT @findex HAVE_PRE_DECREMENT +@findex HAVE_POST_INCREMENT +@findex HAVE_POST_DECREMENT @item HAVE_PRE_INCREMENT -@itemx HAVE_POST_DECREMENT @itemx HAVE_PRE_DECREMENT -Similar for other kinds of addressing. +@itemx HAVE_POST_INCREMENT +@itemx HAVE_POST_DECREMENT +A C expression that is non-zero if the machine supports pre-increment, +pre-decrement, post-increment, or post-decrement addressing respectively. @findex HAVE_POST_MODIFY_DISP -@item HAVE_POST_MODIFY_DISP -Define this macro if the machine supports post-modify addressing -with a constant displacement. - @findex HAVE_PRE_MODIFY_DISP @item HAVE_PRE_MODIFY_DISP -Define this macro if the machine supports pre-modify addressing -with a constant displacement. +@itemx HAVE_POST_MODIFY_DISP +A C expression that is non-zero if the machine supports pre- or +post-address side-effect generation involving constants other than +the size of the memory operand. @findex HAVE_POST_MODIFY_REG -@item HAVE_POST_MODIFY_REG -Define this macro if the machine supports post-modify addressing -by the contents of a register. - @findex HAVE_PRE_MODIFY_REG @item HAVE_PRE_MODIFY_REG -Define this macro if the machine supports pre-modify addressing -by the contents of a register. +@itemx HAVE_POST_MODIFY_REG +A C expression that is non-zero if the machine supports pre- or +post-address side-effect generation involving a register displacement. @findex CONSTANT_ADDRESS_P @item CONSTANT_ADDRESS_P (@var{x}) |