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| author | Evan Cheng <evan.cheng@apple.com> | 2009-10-05 02:51:06 +0000 |
|---|---|---|
| committer | Evan Cheng <evan.cheng@apple.com> | 2009-10-05 02:51:06 +0000 |
| commit | 11f911f2534cd64776b48b5f4cac6b2b2da4d231 (patch) | |
| tree | e3aaacaf083ed2ddfb8490e748459633df743697 /docs/TableGenFundamentals.html | |
| parent | bbc33853a5b0a84e2f45d74b5549eee4d87d0e42 (diff) | |
Move implicit and paralle to a separate codegen specific section.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@83291 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'docs/TableGenFundamentals.html')
| -rw-r--r-- | docs/TableGenFundamentals.html | 26 |
1 files changed, 19 insertions, 7 deletions
diff --git a/docs/TableGenFundamentals.html b/docs/TableGenFundamentals.html index bf38dda79f..994484f250 100644 --- a/docs/TableGenFundamentals.html +++ b/docs/TableGenFundamentals.html @@ -398,13 +398,6 @@ which case the user must specify it explicitly.</dd> <dd>a dag value. The first element is required to be a record definition, the remaining elements in the list may be arbitrary other values, including nested `<tt>dag</tt>' values.</dd> -<dt><tt>(implicit a)</tt></dt> - <dd>an implicitly defined physical register. This tells the dag instruction - selection emitter the input pattern's extra definitions matches implicit - physical register definitions.</dd> -<dt><tt>(parallel (a), (b))</tt></dt> - <dd>a list of dags specifying parallel operations which map to the same - instruction.</dd> <dt><tt>!strconcat(a, b)</tt></dt> <dd>A string value that is the result of concatenating the 'a' and 'b' strings.</dd> @@ -760,6 +753,25 @@ opened, as in the case with the <tt>CALL*</tt> instructions above.</p> </div> <!-- *********************************************************************** --> +<div class="doc_section"><a name="codegen">Code Generator backend info</a></div> +<!-- *********************************************************************** --> + +<p>Expressions used by code generator to describe instructions and isel +patterns:</p> + +<div class="doc_text"> + +<dt><tt>(implicit a)</tt></dt> + <dd>an implicitly defined physical register. This tells the dag instruction + selection emitter the input pattern's extra definitions matches implicit + physical register definitions.</dd> +<dt><tt>(parallel (a), (b))</tt></dt> + <dd>a list of dags specifying parallel operations which map to the same + instruction.</dd> + +</div> + +<!-- *********************************************************************** --> <div class="doc_section"><a name="backends">TableGen backends</a></div> <!-- *********************************************************************** --> |