| commit | 2f00848d842472e7c3126d9b98aefced8138f064 | |
| author | rsandifo <rsandifo@138bc75d-0d04-0410-961f-82ee72b054a4> | |
| Wed, 7 Jun 2017 06:45:36 +0000 (7 06:45 +0000) | ||
| committer | rsandifo <rsandifo@138bc75d-0d04-0410-961f-82ee72b054a4> | |
| Wed, 7 Jun 2017 06:45:36 +0000 (7 06:45 +0000) | ||
| tree | e5044a5411513fdaa02c8c32f312b7ba54c89e92 | treesnapshot (tar.gz zip) |
| parent | 558bb905de707f04e4e4325daa6764f0381f8039 | commitdiff |
Clarify define_insn documentation
This patch tries to clarify some of the restrictions on define_insn
conditions, and also on the use of "#".
2017-06-06 Richard Sandiford <richard.sandiford@linaro.org>
gcc/
* doc/md.texi: Clarify the restrictions on a define_insn condition.
Say that # requires an associated define_split to exist, and that
the define_split must be suitable for use after register allocation.
git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@248946 138bc75d-0d04-0410-961f-82ee72b054a4
This patch tries to clarify some of the restrictions on define_insn
conditions, and also on the use of "#".
2017-06-06 Richard Sandiford <richard.sandiford@linaro.org>
gcc/
* doc/md.texi: Clarify the restrictions on a define_insn condition.
Say that # requires an associated define_split to exist, and that
the define_split must be suitable for use after register allocation.
git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@248946 138bc75d-0d04-0410-961f-82ee72b054a4
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