From bbdaa21aa7d301675f5cf7fd87f8c0b8c272dd29 Mon Sep 17 00:00:00 2001
From: Georgi Gerganov <ggerganov@gmail.com>
Date: Sat, 2 May 2026 08:51:39 +0300
Subject: [PATCH] ggml : remove obsolete rms_norm.wgsl (ggml/0)

---
 .../ggml-webgpu/wgsl-shaders/rms_norm.wgsl    | 123 ------------------
 1 file changed, 123 deletions(-)
 delete mode 100644 ggml/src/ggml-webgpu/wgsl-shaders/rms_norm.wgsl

diff --git a/ggml/src/ggml-webgpu/wgsl-shaders/rms_norm.wgsl b/ggml/src/ggml-webgpu/wgsl-shaders/rms_norm.wgsl
deleted file mode 100644
index 712b921f..00000000
--- a/ggml/src/ggml-webgpu/wgsl-shaders/rms_norm.wgsl
+++ /dev/null
@@ -1,123 +0,0 @@
-#define(VARIANTS)
-
-[
-  {
-    "DECLS": ["NOT_INPLACE"]
-  },
-  {
-    "SHADER_SUFFIX": "inplace",
-    "DECLS": ["INPLACE"]
-  },
-]
-
-#end(VARIANTS)
-
-#define(DECLS)
-
-#decl(NOT_INPLACE)
-
-fn update(src_offset: u32, dst_offset: u32, scale: f32) {
-    dst[dst_offset] = scale * src[src_offset];
-}
-
-@group(0) @binding(1)
-var<storage, read_write> dst: array<f32>;
-
-@group(0) @binding(2)
-var<uniform> params: Params;
-
-#enddecl(NOT_INPLACE)
-
-#decl(INPLACE)
-
-fn update(src_offset: u32, dst_offset: u32, scale: f32) {
-    src[dst_offset] = scale * src[src_offset];
-}
-
-@group(0) @binding(1)
-var<uniform> params: Params;
-
-#enddecl(INPLACE)
-
-#end(DECLS)
-
-#define(SHADER)
-
-struct Params {
-    offset_src: u32, // in elements
-    offset_dst: u32, // in elements
-
-    // Strides (in elements)
-    stride_src1: u32,
-    stride_src2: u32,
-    stride_src3: u32,
-
-    stride_dst1: u32,
-    stride_dst2: u32,
-    stride_dst3: u32,
-
-    // Shape of src/dst
-    ne0: u32,
-    ne1: u32,
-    ne2: u32,
-    ne3: u32,
-
-    eps: f32
-};
-
-@group(0) @binding(0)
-var<storage, read_write> src: array<f32>;
-
-DECLS
-
-override wg_size: u32;
-var<workgroup> scratch: array<f32, wg_size>;
-
-@compute @workgroup_size(wg_size)
-fn main(@builtin(workgroup_id) wid: vec3<u32>,
-        @builtin(local_invocation_id) lid: vec3<u32>) {
-
-    // one thread per row
-    var i = wid.x;
-    let i3 = i / (params.ne2 * params.ne1);
-    i = i % (params.ne2 * params.ne1);
-    let i2 = i / params.ne1;
-    let i1 = i % params.ne1;
-    let i_src_row = params.offset_src + i3 * params.stride_src3 + i2 * params.stride_src2 + i1 * params.stride_src1;
-    let i_dst_row = params.offset_dst + i3 * params.stride_dst3 + i2 * params.stride_dst2 + i1 * params.stride_dst1;
-
-    let elems = (params.ne0 + wg_size - 1) / wg_size;
-
-    var sum = 0.0f;
-    var col = lid.x;
-    for (var j: u32 = 0; j < elems; j++) {
-        if (col >= params.ne0) {
-            break;
-        }
-        sum += pow(src[i_src_row + col], 2.0);
-        col += wg_size;
-    }
-
-    scratch[lid.x] = sum;
-    workgroupBarrier();
-    var offset = wg_size / 2;
-    while (offset > 0) {
-        if (lid.x < offset) {
-            scratch[lid.x] += scratch[lid.x + offset];
-        }
-        offset = offset / 2;
-        workgroupBarrier();
-    }
-    sum = scratch[0];
-
-    let scale = 1.0/sqrt(sum/f32(params.ne0) + params.eps);
-    col = lid.x;
-    for (var j: u32 = 0; j < elems; j++) {
-        if (col >= params.ne0) {
-            break;
-        }
-        update(i_src_row + col, i_dst_row + col, scale);
-        col += wg_size;
-    }
-}
-#end(SHADER)