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| author | kazu <kazu@138bc75d-0d04-0410-961f-82ee72b054a4> | 2004-02-05 14:15:35 +0000 |
|---|---|---|
| committer | kazu <kazu@138bc75d-0d04-0410-961f-82ee72b054a4> | 2004-02-05 14:15:35 +0000 |
| commit | 74efa6129600c6e82dc0a58320e2ace95fbb3c44 (patch) | |
| tree | 86f5c26ee242cb0f765c946382bfa4c105284d28 /gcc/emit-rtl.c | |
| parent | 24c7cd5e7a28c689132c7fba2c4188ee6d7287c1 (diff) | |
| download | gcc-74efa6129600c6e82dc0a58320e2ace95fbb3c44.tar.gz | |
* emit-rtl.c: Update the comment about the file.
git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@77312 138bc75d-0d04-0410-961f-82ee72b054a4
Diffstat (limited to 'gcc/emit-rtl.c')
| -rw-r--r-- | gcc/emit-rtl.c | 13 |
1 files changed, 5 insertions, 8 deletions
diff --git a/gcc/emit-rtl.c b/gcc/emit-rtl.c index 12e54bdfd53..6402f43dd5c 100644 --- a/gcc/emit-rtl.c +++ b/gcc/emit-rtl.c @@ -22,17 +22,14 @@ Software Foundation, 59 Temple Place - Suite 330, Boston, MA /* Middle-to-low level generation of rtx code and insns. - This file contains the functions `gen_reg_rtx' and `gen_label_rtx' - that are the usual ways of creating rtl expressions for most - purposes. - - It also has the functions for creating insns and linking - them in the doubly-linked chain. + This file contains support functions for creating rtl expressions + and manipulating them in the doubly-linked chain of insns. The patterns of the insns are created by machine-dependent routines in insn-emit.c, which is generated automatically from - the machine description. These routines use `gen_rtx_fmt_ee' and - others to make the individual rtx's of the pattern; what is machine + the machine description. These routines make the individual rtx's + of the pattern with `gen_rtx_fmt_ee' and others in genrtl.[ch], + which are automatically generated from rtl.def; what is machine dependent is the kind of rtx's they make and what arguments they use. */ |