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/statements/for/initializer/array_ctor.wgsl

@@ -0,0 +1,3 @@
+fn f() {
+    for (var i : i32 = array<i32, 1>(1)[0]; false;) {}
+}

test/tint/statements/for/initializer/array_ctor.wgsl.expected.glsl

@@ -0,0 +1,14 @@
+#version 310 es
+
+layout(local_size_x = 1, local_size_y = 1, local_size_z = 1) in;
+void unused_entry_point() {
+  return;
+}
+void f() {
+  int tint_symbol[1] = int[1](1);
+  {
+    for(int i = tint_symbol[0]; false; ) {
+    }
+  }
+}
+

test/tint/statements/for/initializer/array_ctor.wgsl.expected.hlsl

@@ -0,0 +1,12 @@
+[numthreads(1, 1, 1)]
+void unused_entry_point() {
+  return;
+}
+
+void f() {
+  const int tint_symbol[1] = {1};
+  {
+    [loop] for(int i = tint_symbol[0]; false; ) {
+    }
+  }
+}

test/tint/statements/for/initializer/array_ctor.wgsl.expected.msl

@@ -0,0 +1,13 @@
+#include <metal_stdlib>
+
+using namespace metal;
+struct tint_array_wrapper {
+  int arr[1];
+};
+
+void f() {
+  tint_array_wrapper const tint_symbol = {.arr={1}};
+  for(int i = tint_symbol.arr[0]; false; ) {
+  }
+}
+

test/tint/statements/for/initializer/array_ctor.wgsl.expected.spvasm

@@ -0,0 +1,52 @@
+; SPIR-V
+; Version: 1.3
+; Generator: Google Tint Compiler; 0
+; Bound: 27
+; 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 %i "i"
+               OpDecorate %_arr_int_uint_1 ArrayStride 4
+       %void = OpTypeVoid
+          %1 = OpTypeFunction %void
+        %int = OpTypeInt 32 1
+       %uint = OpTypeInt 32 0
+     %uint_1 = OpConstant %uint 1
+%_arr_int_uint_1 = OpTypeArray %int %uint_1
+      %int_1 = OpConstant %int 1
+         %12 = OpConstantComposite %_arr_int_uint_1 %int_1
+      %int_0 = OpConstant %int 0
+%_ptr_Function_int = OpTypePointer Function %int
+         %17 = OpConstantNull %int
+       %bool = OpTypeBool
+      %false = OpConstantFalse %bool
+%unused_entry_point = OpFunction %void None %1
+          %4 = OpLabel
+               OpReturn
+               OpFunctionEnd
+          %f = OpFunction %void None %1
+          %6 = OpLabel
+          %i = OpVariable %_ptr_Function_int Function %17
+         %14 = OpCompositeExtract %int %12 0
+               OpStore %i %14
+               OpBranch %18
+         %18 = OpLabel
+               OpLoopMerge %19 %20 None
+               OpBranch %21
+         %21 = OpLabel
+         %22 = OpLogicalNot %bool %false
+               OpSelectionMerge %25 None
+               OpBranchConditional %22 %26 %25
+         %26 = OpLabel
+               OpBranch %19
+         %25 = OpLabel
+               OpBranch %20
+         %20 = OpLabel
+               OpBranch %18
+         %19 = OpLabel
+               OpReturn
+               OpFunctionEnd

test/tint/statements/for/initializer/array_ctor.wgsl.expected.wgsl

@@ -0,0 +1,4 @@
+fn f() {
+  for(var i : i32 = array<i32, 1>(1)[0]; false; ) {
+  }
+}

test/tint/statements/for/initializer/basic.wgsl

@@ -0,0 +1,3 @@
+fn f() {
+  for (var i : i32 = 0; false;) {}
+}

test/tint/statements/for/initializer/basic.wgsl.expected.glsl

@@ -0,0 +1,13 @@
+#version 310 es
+
+layout(local_size_x = 1, local_size_y = 1, local_size_z = 1) in;
+void unused_entry_point() {
+  return;
+}
+void f() {
+  {
+    for(int i = 0; false; ) {
+    }
+  }
+}
+

test/tint/statements/for/initializer/basic.wgsl.expected.hlsl

@@ -0,0 +1,11 @@
+[numthreads(1, 1, 1)]
+void unused_entry_point() {
+  return;
+}
+
+void f() {
+  {
+    [loop] for(int i = 0; false; ) {
+    }
+  }
+}

test/tint/statements/for/initializer/basic.wgsl.expected.msl

@@ -0,0 +1,8 @@
+#include <metal_stdlib>
+
+using namespace metal;
+void f() {
+  for(int i = 0; false; ) {
+  }
+}
+

test/tint/statements/for/initializer/basic.wgsl.expected.spvasm

@@ -0,0 +1,45 @@
+; SPIR-V
+; Version: 1.3
+; Generator: Google Tint Compiler; 0
+; Bound: 21
+; 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 %i "i"
+       %void = OpTypeVoid
+          %1 = OpTypeFunction %void
+        %int = OpTypeInt 32 1
+      %int_0 = OpConstant %int 0
+%_ptr_Function_int = OpTypePointer Function %int
+         %11 = OpConstantNull %int
+       %bool = OpTypeBool
+      %false = OpConstantFalse %bool
+%unused_entry_point = OpFunction %void None %1
+          %4 = OpLabel
+               OpReturn
+               OpFunctionEnd
+          %f = OpFunction %void None %1
+          %6 = OpLabel
+          %i = OpVariable %_ptr_Function_int Function %11
+               OpStore %i %int_0
+               OpBranch %12
+         %12 = OpLabel
+               OpLoopMerge %13 %14 None
+               OpBranch %15
+         %15 = OpLabel
+         %16 = OpLogicalNot %bool %false
+               OpSelectionMerge %19 None
+               OpBranchConditional %16 %20 %19
+         %20 = OpLabel
+               OpBranch %13
+         %19 = OpLabel
+               OpBranch %14
+         %14 = OpLabel
+               OpBranch %12
+         %13 = OpLabel
+               OpReturn
+               OpFunctionEnd

test/tint/statements/for/initializer/basic.wgsl.expected.wgsl

@@ -0,0 +1,4 @@
+fn f() {
+  for(var i : i32 = 0; false; ) {
+  }
+}

test/tint/statements/for/initializer/struct_ctor.wgsl

@@ -0,0 +1,7 @@
+struct S {
+  i : i32;
+};
+
+fn f() {
+  for (var i : i32 = S(1).i; false;) {}
+}

test/tint/statements/for/initializer/struct_ctor.wgsl.expected.glsl

@@ -0,0 +1,18 @@
+#version 310 es
+
+layout(local_size_x = 1, local_size_y = 1, local_size_z = 1) in;
+void unused_entry_point() {
+  return;
+}
+struct S {
+  int i;
+};
+
+void f() {
+  S tint_symbol = S(1);
+  {
+    for(int i = tint_symbol.i; false; ) {
+    }
+  }
+}
+

test/tint/statements/for/initializer/struct_ctor.wgsl.expected.hlsl

@@ -0,0 +1,16 @@
+[numthreads(1, 1, 1)]
+void unused_entry_point() {
+  return;
+}
+
+struct S {
+  int i;
+};
+
+void f() {
+  const S tint_symbol = {1};
+  {
+    [loop] for(int i = tint_symbol.i; false; ) {
+    }
+  }
+}

test/tint/statements/for/initializer/struct_ctor.wgsl.expected.msl

@@ -0,0 +1,13 @@
+#include <metal_stdlib>
+
+using namespace metal;
+struct S {
+  int i;
+};
+
+void f() {
+  S const tint_symbol = {.i=1};
+  for(int i = tint_symbol.i; false; ) {
+  }
+}
+

test/tint/statements/for/initializer/struct_ctor.wgsl.expected.spvasm

@@ -0,0 +1,51 @@
+; SPIR-V
+; Version: 1.3
+; Generator: Google Tint Compiler; 0
+; Bound: 24
+; 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 %S "S"
+               OpMemberName %S 0 "i"
+               OpName %i "i"
+               OpMemberDecorate %S 0 Offset 0
+       %void = OpTypeVoid
+          %1 = OpTypeFunction %void
+        %int = OpTypeInt 32 1
+          %S = OpTypeStruct %int
+      %int_1 = OpConstant %int 1
+         %10 = OpConstantComposite %S %int_1
+%_ptr_Function_int = OpTypePointer Function %int
+         %14 = OpConstantNull %int
+       %bool = OpTypeBool
+      %false = OpConstantFalse %bool
+%unused_entry_point = OpFunction %void None %1
+          %4 = OpLabel
+               OpReturn
+               OpFunctionEnd
+          %f = OpFunction %void None %1
+          %6 = OpLabel
+          %i = OpVariable %_ptr_Function_int Function %14
+         %11 = OpCompositeExtract %int %10 0
+               OpStore %i %11
+               OpBranch %15
+         %15 = OpLabel
+               OpLoopMerge %16 %17 None
+               OpBranch %18
+         %18 = OpLabel
+         %19 = OpLogicalNot %bool %false
+               OpSelectionMerge %22 None
+               OpBranchConditional %19 %23 %22
+         %23 = OpLabel
+               OpBranch %16
+         %22 = OpLabel
+               OpBranch %17
+         %17 = OpLabel
+               OpBranch %15
+         %16 = OpLabel
+               OpReturn
+               OpFunctionEnd

test/tint/statements/for/initializer/struct_ctor.wgsl.expected.wgsl

@@ -0,0 +1,8 @@
+struct S {
+  i : i32;
+}
+
+fn f() {
+  for(var i : i32 = S(1).i; false; ) {
+  }
+}