wgsl: Replace [[decoration]] with @decoration

Deprecate the old syntax. Migrate everything to the new syntax.

Bug: tint:1382
Change-Id: Ide12b2e927b17dc93b9714c7049090864cc568d3
Reviewed-on: https://dawn-review.googlesource.com/c/tint/+/77260
Reviewed-by: James Price <jrprice@google.com>
Kokoro: Kokoro <noreply+kokoro@google.com>
Reviewed-by: David Neto <dneto@google.com>
Commit-Queue: David Neto <dneto@google.com>

test/expressions/binary/mul/mat2x4-mat4x2/f32.wgsl

@@ -1,4 +1,4 @@
-[[stage(compute), workgroup_size(1)]]
+@stage(compute) @workgroup_size(1)
 fn f() {
     let a = mat2x4<f32>(vec4<f32>(1., 2., 3., 4.), vec4<f32>(5., 6., 7., 8.));
     let b = mat4x2<f32>(vec2<f32>(-1., -2.), vec2<f32>(-3., -4.), vec2<f32>(-5., -6.), vec2<f32>(-7., -8.));

test/expressions/binary/mul/mat2x4-mat4x2/f32.wgsl.expected.wgsl

@@ -1,4 +1,4 @@
-[[stage(compute), workgroup_size(1)]]
+@stage(compute) @workgroup_size(1)
 fn f() {
   let a = mat2x4<f32>(vec4<f32>(1.0, 2.0, 3.0, 4.0), vec4<f32>(5.0, 6.0, 7.0, 8.0));
   let b = mat4x2<f32>(vec2<f32>(-1.0, -2.0), vec2<f32>(-3.0, -4.0), vec2<f32>(-5.0, -6.0), vec2<f32>(-7.0, -8.0));

test/expressions/binary/mul/mat3x2-vec3/f32.wgsl

@@ -2,9 +2,9 @@ struct S {
     matrix : mat3x2<f32>;
     vector : vec3<f32>;
 };
-[[group(0), binding(0)]] var<uniform> data: S;
+@group(0) @binding(0) var<uniform> data: S;
 
-[[stage(fragment)]]
+@stage(fragment)
 fn main() {
   let x = data.matrix * data.vector;
 }

test/expressions/binary/mul/mat3x2-vec3/f32.wgsl.expected.wgsl

@@ -3,9 +3,9 @@ struct S {
   vector : vec3<f32>;
 }
 
-[[group(0), binding(0)]] var<uniform> data : S;
+@group(0) @binding(0) var<uniform> data : S;
 
-[[stage(fragment)]]
+@stage(fragment)
 fn main() {
   let x = (data.matrix * data.vector);
 }

test/expressions/binary/mul/mat3x3-mat3x3/f32.wgsl

@@ -1,4 +1,4 @@
-[[stage(compute), workgroup_size(1)]]
+@stage(compute) @workgroup_size(1)
 fn f() {
     let a = mat3x3<f32>(vec3<f32>( 1.,  2.,  3.), vec3<f32>( 4.,  5.,  6.), vec3<f32>( 7.,  8.,  9.));
     let b = mat3x3<f32>(vec3<f32>(-1., -2., -3.), vec3<f32>(-4., -5., -6.), vec3<f32>(-7., -8., -9.));

test/expressions/binary/mul/mat3x3-mat3x3/f32.wgsl.expected.wgsl

@@ -1,4 +1,4 @@
-[[stage(compute), workgroup_size(1)]]
+@stage(compute) @workgroup_size(1)
 fn f() {
   let a = mat3x3<f32>(vec3<f32>(1.0, 2.0, 3.0), vec3<f32>(4.0, 5.0, 6.0), vec3<f32>(7.0, 8.0, 9.0));
   let b = mat3x3<f32>(vec3<f32>(-1.0, -2.0, -3.0), vec3<f32>(-4.0, -5.0, -6.0), vec3<f32>(-7.0, -8.0, -9.0));

test/expressions/binary/mul/mat3x3-vec3/f32.wgsl

@@ -2,9 +2,9 @@ struct S {
     matrix : mat3x3<f32>;
     vector : vec3<f32>;
 };
-[[group(0), binding(0)]] var<uniform> data: S;
+@group(0) @binding(0) var<uniform> data: S;
 
-[[stage(fragment)]]
+@stage(fragment)
 fn main() {
   let x = data.matrix * data.vector;
 }

test/expressions/binary/mul/mat3x3-vec3/f32.wgsl.expected.wgsl

@@ -3,9 +3,9 @@ struct S {
   vector : vec3<f32>;
 }
 
-[[group(0), binding(0)]] var<uniform> data : S;
+@group(0) @binding(0) var<uniform> data : S;
 
-[[stage(fragment)]]
+@stage(fragment)
 fn main() {
   let x = (data.matrix * data.vector);
 }

test/expressions/binary/mul/mat4x2-mat2x4/f32.wgsl

@@ -1,4 +1,4 @@
-[[stage(compute), workgroup_size(1)]]
+@stage(compute) @workgroup_size(1)
 fn f() {
     let a = mat4x2<f32>(vec2<f32>(-1., -2.), vec2<f32>(-3., -4.), vec2<f32>(-5., -6.), vec2<f32>(-7., -8.));
     let b = mat2x4<f32>(vec4<f32>(1., 2., 3., 4.), vec4<f32>(5., 6., 7., 8.));

test/expressions/binary/mul/mat4x2-mat2x4/f32.wgsl.expected.wgsl

@@ -1,4 +1,4 @@
-[[stage(compute), workgroup_size(1)]]
+@stage(compute) @workgroup_size(1)
 fn f() {
   let a = mat4x2<f32>(vec2<f32>(-1.0, -2.0), vec2<f32>(-3.0, -4.0), vec2<f32>(-5.0, -6.0), vec2<f32>(-7.0, -8.0));
   let b = mat2x4<f32>(vec4<f32>(1.0, 2.0, 3.0, 4.0), vec4<f32>(5.0, 6.0, 7.0, 8.0));

test/expressions/binary/mul/scalar-scalar/f32.wgsl

@@ -1,4 +1,4 @@
-[[stage(compute), workgroup_size(1)]]
+@stage(compute) @workgroup_size(1)
 fn f() {
     let a = 1.;
     let b = 2.;

test/expressions/binary/mul/scalar-scalar/f32.wgsl.expected.wgsl

@@ -1,4 +1,4 @@
-[[stage(compute), workgroup_size(1)]]
+@stage(compute) @workgroup_size(1)
 fn f() {
   let a = 1.0;
   let b = 2.0;

test/expressions/binary/mul/scalar-scalar/i32.wgsl

@@ -1,4 +1,4 @@
-[[stage(compute), workgroup_size(1)]]
+@stage(compute) @workgroup_size(1)
 fn f() {
     let a = 1;
     let b = 2;

test/expressions/binary/mul/scalar-scalar/i32.wgsl.expected.wgsl

@@ -1,4 +1,4 @@
-[[stage(compute), workgroup_size(1)]]
+@stage(compute) @workgroup_size(1)
 fn f() {
   let a = 1;
   let b = 2;

test/expressions/binary/mul/scalar-scalar/u32.wgsl

@@ -1,4 +1,4 @@
-[[stage(compute), workgroup_size(1)]]
+@stage(compute) @workgroup_size(1)
 fn f() {
     let a = 1u;
     let b = 2u;

test/expressions/binary/mul/scalar-scalar/u32.wgsl.expected.wgsl

@@ -1,4 +1,4 @@
-[[stage(compute), workgroup_size(1)]]
+@stage(compute) @workgroup_size(1)
 fn f() {
   let a = 1u;
   let b = 2u;

test/expressions/binary/mul/scalar-vec3/f32.wgsl

@@ -1,4 +1,4 @@
-[[stage(compute), workgroup_size(1)]]
+@stage(compute) @workgroup_size(1)
 fn f() {
     let a = 4.;
     let b = vec3<f32>(1., 2., 3.);

test/expressions/binary/mul/scalar-vec3/f32.wgsl.expected.wgsl

@@ -1,4 +1,4 @@
-[[stage(compute), workgroup_size(1)]]
+@stage(compute) @workgroup_size(1)
 fn f() {
   let a = 4.0;
   let b = vec3<f32>(1.0, 2.0, 3.0);

test/expressions/binary/mul/scalar-vec3/i32.wgsl

@@ -1,4 +1,4 @@
-[[stage(compute), workgroup_size(1)]]
+@stage(compute) @workgroup_size(1)
 fn f() {
     let a = 4;
     let b = vec3<i32>(1, 2, 3);

test/expressions/binary/mul/scalar-vec3/i32.wgsl.expected.wgsl

@@ -1,4 +1,4 @@
-[[stage(compute), workgroup_size(1)]]
+@stage(compute) @workgroup_size(1)
 fn f() {
   let a = 4;
   let b = vec3<i32>(1, 2, 3);

test/expressions/binary/mul/scalar-vec3/u32.wgsl

@@ -1,4 +1,4 @@
-[[stage(compute), workgroup_size(1)]]
+@stage(compute) @workgroup_size(1)
 fn f() {
     let a = 4u;
     let b = vec3<u32>(1u, 2u, 3u);

test/expressions/binary/mul/scalar-vec3/u32.wgsl.expected.wgsl

@@ -1,4 +1,4 @@
-[[stage(compute), workgroup_size(1)]]
+@stage(compute) @workgroup_size(1)
 fn f() {
   let a = 4u;
   let b = vec3<u32>(1u, 2u, 3u);

test/expressions/binary/mul/vec3-mat3x3/f32.wgsl

@@ -2,9 +2,9 @@ struct S {
     matrix : mat3x3<f32>;
     vector : vec3<f32>;
 };
-[[group(0), binding(0)]] var<uniform> data: S;
+@group(0) @binding(0) var<uniform> data: S;
 
-[[stage(fragment)]]
+@stage(fragment)
 fn main() {
   let x = data.vector * data.matrix;
 }

test/expressions/binary/mul/vec3-mat3x3/f32.wgsl.expected.wgsl

@@ -3,9 +3,9 @@ struct S {
   vector : vec3<f32>;
 }
 
-[[group(0), binding(0)]] var<uniform> data : S;
+@group(0) @binding(0) var<uniform> data : S;
 
-[[stage(fragment)]]
+@stage(fragment)
 fn main() {
   let x = (data.vector * data.matrix);
 }

test/expressions/binary/mul/vec3-mat4x3/f32.wgsl

@@ -2,9 +2,9 @@ struct S {
     matrix : mat4x3<f32>;
     vector : vec3<f32>;
 };
-[[group(0), binding(0)]] var<uniform> data: S;
+@group(0) @binding(0) var<uniform> data: S;
 
-[[stage(fragment)]]
+@stage(fragment)
 fn main() {
   let x = data.vector * data.matrix;
 }

test/expressions/binary/mul/vec3-mat4x3/f32.wgsl.expected.wgsl

@@ -3,9 +3,9 @@ struct S {
   vector : vec3<f32>;
 }
 
-[[group(0), binding(0)]] var<uniform> data : S;
+@group(0) @binding(0) var<uniform> data : S;
 
-[[stage(fragment)]]
+@stage(fragment)
 fn main() {
   let x = (data.vector * data.matrix);
 }

test/expressions/binary/mul/vec3-scalar/f32.wgsl

@@ -1,4 +1,4 @@
-[[stage(compute), workgroup_size(1)]]
+@stage(compute) @workgroup_size(1)
 fn f() {
     let a = vec3<f32>(1., 2., 3.);
     let b = 4.;

test/expressions/binary/mul/vec3-scalar/f32.wgsl.expected.wgsl

@@ -1,4 +1,4 @@
-[[stage(compute), workgroup_size(1)]]
+@stage(compute) @workgroup_size(1)
 fn f() {
   let a = vec3<f32>(1.0, 2.0, 3.0);
   let b = 4.0;

test/expressions/binary/mul/vec3-scalar/i32.wgsl

@@ -1,4 +1,4 @@
-[[stage(compute), workgroup_size(1)]]
+@stage(compute) @workgroup_size(1)
 fn f() {
     let a = vec3<i32>(1, 2, 3);
     let b = 4;

test/expressions/binary/mul/vec3-scalar/i32.wgsl.expected.wgsl

@@ -1,4 +1,4 @@
-[[stage(compute), workgroup_size(1)]]
+@stage(compute) @workgroup_size(1)
 fn f() {
   let a = vec3<i32>(1, 2, 3);
   let b = 4;

test/expressions/binary/mul/vec3-scalar/u32.wgsl

@@ -1,4 +1,4 @@
-[[stage(compute), workgroup_size(1)]]
+@stage(compute) @workgroup_size(1)
 fn f() {
     let a = vec3<u32>(1u, 2u, 3u);
     let b = 4u;

test/expressions/binary/mul/vec3-scalar/u32.wgsl.expected.wgsl

@@ -1,4 +1,4 @@
-[[stage(compute), workgroup_size(1)]]
+@stage(compute) @workgroup_size(1)
 fn f() {
   let a = vec3<u32>(1u, 2u, 3u);
   let b = 4u;

test/expressions/binary/mul/vec3-vec3/f32.wgsl

@@ -1,4 +1,4 @@
-[[stage(compute), workgroup_size(1)]]
+@stage(compute) @workgroup_size(1)
 fn f() {
     let a = vec3<f32>(1., 2., 3.);
     let b = vec3<f32>(4., 5., 6.);

test/expressions/binary/mul/vec3-vec3/f32.wgsl.expected.wgsl

@@ -1,4 +1,4 @@
-[[stage(compute), workgroup_size(1)]]
+@stage(compute) @workgroup_size(1)
 fn f() {
   let a = vec3<f32>(1.0, 2.0, 3.0);
   let b = vec3<f32>(4.0, 5.0, 6.0);

test/expressions/binary/mul/vec3-vec3/i32.wgsl

@@ -1,4 +1,4 @@
-[[stage(compute), workgroup_size(1)]]
+@stage(compute) @workgroup_size(1)
 fn f() {
     let a = vec3<i32>(1, 2, 3);
     let b = vec3<i32>(4, 5, 6);

test/expressions/binary/mul/vec3-vec3/i32.wgsl.expected.wgsl

@@ -1,4 +1,4 @@
-[[stage(compute), workgroup_size(1)]]
+@stage(compute) @workgroup_size(1)
 fn f() {
   let a = vec3<i32>(1, 2, 3);
   let b = vec3<i32>(4, 5, 6);

test/expressions/binary/mul/vec3-vec3/u32.wgsl

@@ -1,4 +1,4 @@
-[[stage(compute), workgroup_size(1)]]
+@stage(compute) @workgroup_size(1)
 fn f() {
     let a = vec3<u32>(1u, 2u, 3u);
     let b = vec3<u32>(4u, 5u, 6u);

test/expressions/binary/mul/vec3-vec3/u32.wgsl.expected.wgsl

@@ -1,4 +1,4 @@
-[[stage(compute), workgroup_size(1)]]
+@stage(compute) @workgroup_size(1)
 fn f() {
   let a = vec3<u32>(1u, 2u, 3u);
   let b = vec3<u32>(4u, 5u, 6u);