SaurabhJha updated this revision to Diff 354232.
SaurabhJha added a comment.
Rebase with latest main
Repository:
rG LLVM Github Monorepo
CHANGES SINCE LAST ACTION
https://reviews.llvm.org/D104198/new/
https://reviews.llvm.org/D104198
Files:
clang/docs/LanguageExtensions.rst
Index: clang/docs/LanguageExtensions.rst
===================================================================
--- clang/docs/LanguageExtensions.rst
+++ clang/docs/LanguageExtensions.rst
@@ -523,6 +523,63 @@
return a + b * c;
}
+The matrix type extension also supports operations on a matrix and a scalar.
+
+.. code-block:: c++
+
+ typedef float m4x4_t __attribute__((matrix_type(4, 4)));
+
+ m4x4_t f(m4x4_t a) {
+ return (a + 23) * 12;
+ }
+
+The matrix type extension supports division on a matrix and a scalar but not
on a matrix and a matrix.
+
+.. code-block:: c++
+ typedef float m4x4_t __attribute__((matrix_type(4, 4)));
+
+ m4x4_t f(m4x4_t a) {
+ a = a / 3.0;
+ return a;
+ }
+
+The matrix type extension supports compound assignments for addition,
subtraction, and multiplication between matrices
+and between a matrix and a scalar, provided their types are consistent.
+
+.. code-block:: c++
+
+ typedef float m4x4_t __attribute__((matrix_type(4, 4)));
+
+ m4x4_t f(m4x4_t a, m4x4_t b) {
+ a += b;
+ a -= b;
+ a *= b;
+ a += 23;
+ a -= 12;
+ return a;
+ }
+
+The matrix type extension supports explicit casts. Implicit type conversion
between matrix types is not allowed.
+
+.. code-block:: c++
+
+ typedef int ix5x5 __attribute__((matrix_type(5, 5)));
+ typedef float fx5x5 __attribute__((matrix_type(5, 5)));
+
+ fx5x5 f1(ix5x5 i, fx5x5 f) {
+ return (fx5x5) i;
+ }
+
+
+ template <typename X>
+ using matrix_4_4 = X __attribute__((matrix_type(4, 4)));
+
+ void f2() {
+ matrix_5_5<double> d;
+ matrix_5_5<int> i;
+ i = (matrix_5_5<int>)d;
+ i = static_cast<matrix_5_5<int>>(d);
+ }
Half-Precision Floating Point
=============================
Index: clang/docs/LanguageExtensions.rst
===================================================================
--- clang/docs/LanguageExtensions.rst
+++ clang/docs/LanguageExtensions.rst
@@ -523,6 +523,63 @@
return a + b * c;
}
+The matrix type extension also supports operations on a matrix and a scalar.
+
+.. code-block:: c++
+
+ typedef float m4x4_t __attribute__((matrix_type(4, 4)));
+
+ m4x4_t f(m4x4_t a) {
+ return (a + 23) * 12;
+ }
+
+The matrix type extension supports division on a matrix and a scalar but not on a matrix and a matrix.
+
+.. code-block:: c++
+ typedef float m4x4_t __attribute__((matrix_type(4, 4)));
+
+ m4x4_t f(m4x4_t a) {
+ a = a / 3.0;
+ return a;
+ }
+
+The matrix type extension supports compound assignments for addition, subtraction, and multiplication between matrices
+and between a matrix and a scalar, provided their types are consistent.
+
+.. code-block:: c++
+
+ typedef float m4x4_t __attribute__((matrix_type(4, 4)));
+
+ m4x4_t f(m4x4_t a, m4x4_t b) {
+ a += b;
+ a -= b;
+ a *= b;
+ a += 23;
+ a -= 12;
+ return a;
+ }
+
+The matrix type extension supports explicit casts. Implicit type conversion between matrix types is not allowed.
+
+.. code-block:: c++
+
+ typedef int ix5x5 __attribute__((matrix_type(5, 5)));
+ typedef float fx5x5 __attribute__((matrix_type(5, 5)));
+
+ fx5x5 f1(ix5x5 i, fx5x5 f) {
+ return (fx5x5) i;
+ }
+
+
+ template <typename X>
+ using matrix_4_4 = X __attribute__((matrix_type(4, 4)));
+
+ void f2() {
+ matrix_5_5<double> d;
+ matrix_5_5<int> i;
+ i = (matrix_5_5<int>)d;
+ i = static_cast<matrix_5_5<int>>(d);
+ }
Half-Precision Floating Point
=============================
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