tint->dawn: Shuffle source tree in preperation of merging repos

docs/    -> docs/tint/
fuzzers/ -> src/tint/fuzzers/
samples/ -> src/tint/cmd/
src/     -> src/tint/
test/    -> test/tint/

BUG=tint:1418,tint:1433

Change-Id: Id2aa79f989aef3245b80ef4aa37a27ff16cd700b
Reviewed-on: https://dawn-review.googlesource.com/c/tint/+/80482
Kokoro: Kokoro <noreply+kokoro@google.com>
Reviewed-by: Ben Clayton <bclayton@google.com>
Commit-Queue: Ryan Harrison <rharrison@chromium.org>

test/tint/expressions/zero_init/vec3/bool.wgsl

@@ -0,0 +1,3 @@
+fn f() {
+    var v = vec3<bool>();
+}

test/tint/expressions/zero_init/vec3/bool.wgsl.expected.glsl

@@ -0,0 +1,10 @@
+#version 310 es
+
+layout(local_size_x = 1, local_size_y = 1, local_size_z = 1) in;
+void unused_entry_point() {
+  return;
+}
+void f() {
+  bvec3 v = bvec3(false, false, false);
+}
+

test/tint/expressions/zero_init/vec3/bool.wgsl.expected.hlsl

@@ -0,0 +1,8 @@
+[numthreads(1, 1, 1)]
+void unused_entry_point() {
+  return;
+}
+
+void f() {
+  bool3 v = bool3(false, false, false);
+}

test/tint/expressions/zero_init/vec3/bool.wgsl.expected.msl

@@ -0,0 +1,7 @@
+#include <metal_stdlib>
+
+using namespace metal;
+void f() {
+  bool3 v = bool3();
+}
+

test/tint/expressions/zero_init/vec3/bool.wgsl.expected.spvasm

@@ -0,0 +1,28 @@
+; SPIR-V
+; Version: 1.3
+; Generator: Google Tint Compiler; 0
+; Bound: 12
+; Schema: 0
+               OpCapability Shader
+               OpMemoryModel Logical GLSL450
+               OpEntryPoint GLCompute %unused_entry_point "unused_entry_point"
+               OpExecutionMode %unused_entry_point LocalSize 1 1 1
+               OpName %unused_entry_point "unused_entry_point"
+               OpName %f "f"
+               OpName %v "v"
+       %void = OpTypeVoid
+          %1 = OpTypeFunction %void
+       %bool = OpTypeBool
+     %v3bool = OpTypeVector %bool 3
+          %9 = OpConstantNull %v3bool
+%_ptr_Function_v3bool = OpTypePointer Function %v3bool
+%unused_entry_point = OpFunction %void None %1
+          %4 = OpLabel
+               OpReturn
+               OpFunctionEnd
+          %f = OpFunction %void None %1
+          %6 = OpLabel
+          %v = OpVariable %_ptr_Function_v3bool Function %9
+               OpStore %v %9
+               OpReturn
+               OpFunctionEnd

test/tint/expressions/zero_init/vec3/bool.wgsl.expected.wgsl

@@ -0,0 +1,3 @@
+fn f() {
+  var v = vec3<bool>();
+}

test/tint/expressions/zero_init/vec3/f32.wgsl

@@ -0,0 +1,3 @@
+fn f() {
+    var v = vec3<f32>();
+}

test/tint/expressions/zero_init/vec3/f32.wgsl.expected.glsl

@@ -0,0 +1,10 @@
+#version 310 es
+
+layout(local_size_x = 1, local_size_y = 1, local_size_z = 1) in;
+void unused_entry_point() {
+  return;
+}
+void f() {
+  vec3 v = vec3(0.0f, 0.0f, 0.0f);
+}
+

test/tint/expressions/zero_init/vec3/f32.wgsl.expected.hlsl

@@ -0,0 +1,8 @@
+[numthreads(1, 1, 1)]
+void unused_entry_point() {
+  return;
+}
+
+void f() {
+  float3 v = float3(0.0f, 0.0f, 0.0f);
+}

test/tint/expressions/zero_init/vec3/f32.wgsl.expected.msl

@@ -0,0 +1,7 @@
+#include <metal_stdlib>
+
+using namespace metal;
+void f() {
+  float3 v = float3();
+}
+

test/tint/expressions/zero_init/vec3/f32.wgsl.expected.spvasm

@@ -0,0 +1,28 @@
+; SPIR-V
+; Version: 1.3
+; Generator: Google Tint Compiler; 0
+; Bound: 12
+; Schema: 0
+               OpCapability Shader
+               OpMemoryModel Logical GLSL450
+               OpEntryPoint GLCompute %unused_entry_point "unused_entry_point"
+               OpExecutionMode %unused_entry_point LocalSize 1 1 1
+               OpName %unused_entry_point "unused_entry_point"
+               OpName %f "f"
+               OpName %v "v"
+       %void = OpTypeVoid
+          %1 = OpTypeFunction %void
+      %float = OpTypeFloat 32
+    %v3float = OpTypeVector %float 3
+          %9 = OpConstantNull %v3float
+%_ptr_Function_v3float = OpTypePointer Function %v3float
+%unused_entry_point = OpFunction %void None %1
+          %4 = OpLabel
+               OpReturn
+               OpFunctionEnd
+          %f = OpFunction %void None %1
+          %6 = OpLabel
+          %v = OpVariable %_ptr_Function_v3float Function %9
+               OpStore %v %9
+               OpReturn
+               OpFunctionEnd

test/tint/expressions/zero_init/vec3/f32.wgsl.expected.wgsl

@@ -0,0 +1,3 @@
+fn f() {
+  var v = vec3<f32>();
+}

test/tint/expressions/zero_init/vec3/i32.wgsl

@@ -0,0 +1,3 @@
+fn f() {
+    var v = vec3<i32>();
+}

test/tint/expressions/zero_init/vec3/i32.wgsl.expected.glsl

@@ -0,0 +1,10 @@
+#version 310 es
+
+layout(local_size_x = 1, local_size_y = 1, local_size_z = 1) in;
+void unused_entry_point() {
+  return;
+}
+void f() {
+  ivec3 v = ivec3(0, 0, 0);
+}
+

test/tint/expressions/zero_init/vec3/i32.wgsl.expected.hlsl

@@ -0,0 +1,8 @@
+[numthreads(1, 1, 1)]
+void unused_entry_point() {
+  return;
+}
+
+void f() {
+  int3 v = int3(0, 0, 0);
+}

test/tint/expressions/zero_init/vec3/i32.wgsl.expected.msl

@@ -0,0 +1,7 @@
+#include <metal_stdlib>
+
+using namespace metal;
+void f() {
+  int3 v = int3();
+}
+

test/tint/expressions/zero_init/vec3/i32.wgsl.expected.spvasm

@@ -0,0 +1,28 @@
+; SPIR-V
+; Version: 1.3
+; Generator: Google Tint Compiler; 0
+; Bound: 12
+; Schema: 0
+               OpCapability Shader
+               OpMemoryModel Logical GLSL450
+               OpEntryPoint GLCompute %unused_entry_point "unused_entry_point"
+               OpExecutionMode %unused_entry_point LocalSize 1 1 1
+               OpName %unused_entry_point "unused_entry_point"
+               OpName %f "f"
+               OpName %v "v"
+       %void = OpTypeVoid
+          %1 = OpTypeFunction %void
+        %int = OpTypeInt 32 1
+      %v3int = OpTypeVector %int 3
+          %9 = OpConstantNull %v3int
+%_ptr_Function_v3int = OpTypePointer Function %v3int
+%unused_entry_point = OpFunction %void None %1
+          %4 = OpLabel
+               OpReturn
+               OpFunctionEnd
+          %f = OpFunction %void None %1
+          %6 = OpLabel
+          %v = OpVariable %_ptr_Function_v3int Function %9
+               OpStore %v %9
+               OpReturn
+               OpFunctionEnd

test/tint/expressions/zero_init/vec3/i32.wgsl.expected.wgsl

@@ -0,0 +1,3 @@
+fn f() {
+  var v = vec3<i32>();
+}

test/tint/expressions/zero_init/vec3/u32.wgsl

@@ -0,0 +1,3 @@
+fn f() {
+    var v = vec3<u32>();
+}

test/tint/expressions/zero_init/vec3/u32.wgsl.expected.glsl

@@ -0,0 +1,10 @@
+#version 310 es
+
+layout(local_size_x = 1, local_size_y = 1, local_size_z = 1) in;
+void unused_entry_point() {
+  return;
+}
+void f() {
+  uvec3 v = uvec3(0u, 0u, 0u);
+}
+

test/tint/expressions/zero_init/vec3/u32.wgsl.expected.hlsl

@@ -0,0 +1,8 @@
+[numthreads(1, 1, 1)]
+void unused_entry_point() {
+  return;
+}
+
+void f() {
+  uint3 v = uint3(0u, 0u, 0u);
+}

test/tint/expressions/zero_init/vec3/u32.wgsl.expected.msl

@@ -0,0 +1,7 @@
+#include <metal_stdlib>
+
+using namespace metal;
+void f() {
+  uint3 v = uint3();
+}
+

test/tint/expressions/zero_init/vec3/u32.wgsl.expected.spvasm

@@ -0,0 +1,28 @@
+; SPIR-V
+; Version: 1.3
+; Generator: Google Tint Compiler; 0
+; Bound: 12
+; Schema: 0
+               OpCapability Shader
+               OpMemoryModel Logical GLSL450
+               OpEntryPoint GLCompute %unused_entry_point "unused_entry_point"
+               OpExecutionMode %unused_entry_point LocalSize 1 1 1
+               OpName %unused_entry_point "unused_entry_point"
+               OpName %f "f"
+               OpName %v "v"
+       %void = OpTypeVoid
+          %1 = OpTypeFunction %void
+       %uint = OpTypeInt 32 0
+     %v3uint = OpTypeVector %uint 3
+          %9 = OpConstantNull %v3uint
+%_ptr_Function_v3uint = OpTypePointer Function %v3uint
+%unused_entry_point = OpFunction %void None %1
+          %4 = OpLabel
+               OpReturn
+               OpFunctionEnd
+          %f = OpFunction %void None %1
+          %6 = OpLabel
+          %v = OpVariable %_ptr_Function_v3uint Function %9
+               OpStore %v %9
+               OpReturn
+               OpFunctionEnd

test/tint/expressions/zero_init/vec3/u32.wgsl.expected.wgsl

@@ -0,0 +1,3 @@
+fn f() {
+  var v = vec3<u32>();
+}