Add vfmadd.d and enable search plugin

jiegec · Dec 11, 2023 · 8078f0d · 8078f0d
1 parent 8e01988
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diff --git a/docs/lsx_float/vfmadd.md b/docs/lsx_float/vfmadd.md
@@ -21,4 +21,27 @@ Compute packed single precision floating point FMA(Fused Multiply-Add): multiply
 for (int i = 0;i < 4;i++) {
     dst.fp32[i] = a.fp32[i] * b.fp32[i] + c.fp32[i];
 }
+```
+
+## __m128d __lsx_vfmadd_d (__m128d a, __m128d b, __m128d c)
+
+### Synopsis
+
+```c++
+__m128d __lsx_vfmadd_d (__m128d a, __m128d b, __m128d c)
+#include <lsxintrin.h>
+Instruction: vfmadd.d vr, vr, vr
+CPU Flags: LSX
+```
+
+### Description
+
+Compute packed double precision floating point FMA(Fused Multiply-Add): multiply elements in `a` and `b`, accumulate to elements in `c` and store the result in `dst`.
+
+### Operation
+
+```c++
+for (int i = 0;i < 2;i++) {
+    dst.fp64[i] = a.fp64[i] * b.fp64[i] + c.fp64[i];
+}
 ```
diff --git a/mkdocs.yml b/mkdocs.yml
@@ -3,4 +3,6 @@ site_url: https://jia.je/unofficial-loongarch-intrinsics-guide
 site_description: Unofficial LoongArch Intrinsics Guide
 theme:
   name: readthedocs
-copyright: Copyright &copy; 2023 Jiajie Chen
+copyright: Copyright &copy; 2023 Jiajie Chen
+plugins:
+  - search