spirv: Implement compound assignment

Use the ExpandCompoundAssignment transform to convert compound
assignments to regular assignments.

Bug: tint:1325
Change-Id: I193a09815836755bc1f7138fe1947be39f7b7206
Reviewed-on: https://dawn-review.googlesource.com/c/tint/+/85285
Reviewed-by: Ben Clayton <bclayton@google.com>
Kokoro: James Price <jrprice@google.com>

test/tint/statements/compound_assign/vector/and.wgsl.expected.spvasm

@@ -1,14 +1,43 @@
-SKIP: FAILED
-
-
-struct S {
-  a : vec4<i32>,
-}
-
-@group(0) @binding(0) var<storage, read_write> v : S;
-
-fn foo() {
-  v.a &= vec4<i32>(2);
-}
-
-Failed to generate: Unknown statement: tint::ast::CompoundAssignmentStatement
+; 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 %S "S"
+               OpMemberName %S 0 "a"
+               OpName %v "v"
+               OpName %unused_entry_point "unused_entry_point"
+               OpName %foo "foo"
+               OpDecorate %S Block
+               OpMemberDecorate %S 0 Offset 0
+               OpDecorate %v DescriptorSet 0
+               OpDecorate %v Binding 0
+        %int = OpTypeInt 32 1
+      %v4int = OpTypeVector %int 4
+          %S = OpTypeStruct %v4int
+%_ptr_StorageBuffer_S = OpTypePointer StorageBuffer %S
+          %v = OpVariable %_ptr_StorageBuffer_S StorageBuffer
+       %void = OpTypeVoid
+          %6 = OpTypeFunction %void
+       %uint = OpTypeInt 32 0
+     %uint_0 = OpConstant %uint 0
+%_ptr_StorageBuffer_v4int = OpTypePointer StorageBuffer %v4int
+      %int_2 = OpConstant %int 2
+         %19 = OpConstantComposite %v4int %int_2 %int_2 %int_2 %int_2
+%unused_entry_point = OpFunction %void None %6
+          %9 = OpLabel
+               OpReturn
+               OpFunctionEnd
+        %foo = OpFunction %void None %6
+         %11 = OpLabel
+         %15 = OpAccessChain %_ptr_StorageBuffer_v4int %v %uint_0
+         %16 = OpAccessChain %_ptr_StorageBuffer_v4int %v %uint_0
+         %17 = OpLoad %v4int %16
+         %20 = OpBitwiseAnd %v4int %17 %19
+               OpStore %15 %20
+               OpReturn
+               OpFunctionEnd

test/tint/statements/compound_assign/vector/divide-scalar.wgsl.expected.spvasm

@@ -1,14 +1,46 @@
-SKIP: FAILED
-
-
-struct S {
-  a : vec4<f32>,
-}
-
-@group(0) @binding(0) var<storage, read_write> v : S;
-
-fn foo() {
-  v.a /= 2.0;
-}
-
-Failed to generate: Unknown statement: tint::ast::CompoundAssignmentStatement
+; 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 %S "S"
+               OpMemberName %S 0 "a"
+               OpName %v "v"
+               OpName %unused_entry_point "unused_entry_point"
+               OpName %foo "foo"
+               OpDecorate %S Block
+               OpMemberDecorate %S 0 Offset 0
+               OpDecorate %v DescriptorSet 0
+               OpDecorate %v Binding 0
+      %float = OpTypeFloat 32
+    %v4float = OpTypeVector %float 4
+          %S = OpTypeStruct %v4float
+%_ptr_StorageBuffer_S = OpTypePointer StorageBuffer %S
+          %v = OpVariable %_ptr_StorageBuffer_S StorageBuffer
+       %void = OpTypeVoid
+          %6 = OpTypeFunction %void
+       %uint = OpTypeInt 32 0
+     %uint_0 = OpConstant %uint 0
+%_ptr_StorageBuffer_v4float = OpTypePointer StorageBuffer %v4float
+    %float_2 = OpConstant %float 2
+%_ptr_Function_v4float = OpTypePointer Function %v4float
+         %22 = OpConstantNull %v4float
+%unused_entry_point = OpFunction %void None %6
+          %9 = OpLabel
+               OpReturn
+               OpFunctionEnd
+        %foo = OpFunction %void None %6
+         %11 = OpLabel
+         %20 = OpVariable %_ptr_Function_v4float Function %22
+         %15 = OpAccessChain %_ptr_StorageBuffer_v4float %v %uint_0
+         %16 = OpAccessChain %_ptr_StorageBuffer_v4float %v %uint_0
+         %17 = OpLoad %v4float %16
+         %23 = OpCompositeConstruct %v4float %float_2 %float_2 %float_2 %float_2
+         %19 = OpFDiv %v4float %17 %23
+               OpStore %15 %19
+               OpReturn
+               OpFunctionEnd

test/tint/statements/compound_assign/vector/divide.wgsl.expected.spvasm

@@ -1,14 +1,43 @@
-SKIP: FAILED
-
-
-struct S {
-  a : vec4<i32>,
-}
-
-@group(0) @binding(0) var<storage, read_write> v : S;
-
-fn foo() {
-  v.a /= vec4<i32>(2);
-}
-
-Failed to generate: Unknown statement: tint::ast::CompoundAssignmentStatement
+; 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 %S "S"
+               OpMemberName %S 0 "a"
+               OpName %v "v"
+               OpName %unused_entry_point "unused_entry_point"
+               OpName %foo "foo"
+               OpDecorate %S Block
+               OpMemberDecorate %S 0 Offset 0
+               OpDecorate %v DescriptorSet 0
+               OpDecorate %v Binding 0
+        %int = OpTypeInt 32 1
+      %v4int = OpTypeVector %int 4
+          %S = OpTypeStruct %v4int
+%_ptr_StorageBuffer_S = OpTypePointer StorageBuffer %S
+          %v = OpVariable %_ptr_StorageBuffer_S StorageBuffer
+       %void = OpTypeVoid
+          %6 = OpTypeFunction %void
+       %uint = OpTypeInt 32 0
+     %uint_0 = OpConstant %uint 0
+%_ptr_StorageBuffer_v4int = OpTypePointer StorageBuffer %v4int
+      %int_2 = OpConstant %int 2
+         %19 = OpConstantComposite %v4int %int_2 %int_2 %int_2 %int_2
+%unused_entry_point = OpFunction %void None %6
+          %9 = OpLabel
+               OpReturn
+               OpFunctionEnd
+        %foo = OpFunction %void None %6
+         %11 = OpLabel
+         %15 = OpAccessChain %_ptr_StorageBuffer_v4int %v %uint_0
+         %16 = OpAccessChain %_ptr_StorageBuffer_v4int %v %uint_0
+         %17 = OpLoad %v4int %16
+         %20 = OpSDiv %v4int %17 %19
+               OpStore %15 %20
+               OpReturn
+               OpFunctionEnd

test/tint/statements/compound_assign/vector/minus-scalar.wgsl.expected.spvasm

@@ -1,14 +1,46 @@
-SKIP: FAILED
-
-
-struct S {
-  a : vec4<f32>,
-}
-
-@group(0) @binding(0) var<storage, read_write> v : S;
-
-fn foo() {
-  v.a -= 2.0;
-}
-
-Failed to generate: Unknown statement: tint::ast::CompoundAssignmentStatement
+; 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 %S "S"
+               OpMemberName %S 0 "a"
+               OpName %v "v"
+               OpName %unused_entry_point "unused_entry_point"
+               OpName %foo "foo"
+               OpDecorate %S Block
+               OpMemberDecorate %S 0 Offset 0
+               OpDecorate %v DescriptorSet 0
+               OpDecorate %v Binding 0
+      %float = OpTypeFloat 32
+    %v4float = OpTypeVector %float 4
+          %S = OpTypeStruct %v4float
+%_ptr_StorageBuffer_S = OpTypePointer StorageBuffer %S
+          %v = OpVariable %_ptr_StorageBuffer_S StorageBuffer
+       %void = OpTypeVoid
+          %6 = OpTypeFunction %void
+       %uint = OpTypeInt 32 0
+     %uint_0 = OpConstant %uint 0
+%_ptr_StorageBuffer_v4float = OpTypePointer StorageBuffer %v4float
+    %float_2 = OpConstant %float 2
+%_ptr_Function_v4float = OpTypePointer Function %v4float
+         %22 = OpConstantNull %v4float
+%unused_entry_point = OpFunction %void None %6
+          %9 = OpLabel
+               OpReturn
+               OpFunctionEnd
+        %foo = OpFunction %void None %6
+         %11 = OpLabel
+         %20 = OpVariable %_ptr_Function_v4float Function %22
+         %15 = OpAccessChain %_ptr_StorageBuffer_v4float %v %uint_0
+         %16 = OpAccessChain %_ptr_StorageBuffer_v4float %v %uint_0
+         %17 = OpLoad %v4float %16
+         %23 = OpCompositeConstruct %v4float %float_2 %float_2 %float_2 %float_2
+         %19 = OpFSub %v4float %17 %23
+               OpStore %15 %19
+               OpReturn
+               OpFunctionEnd

test/tint/statements/compound_assign/vector/minus.wgsl.expected.spvasm

@@ -1,14 +1,43 @@
-SKIP: FAILED
-
-
-struct S {
-  a : vec4<i32>,
-}
-
-@group(0) @binding(0) var<storage, read_write> v : S;
-
-fn foo() {
-  v.a -= vec4<i32>(2);
-}
-
-Failed to generate: Unknown statement: tint::ast::CompoundAssignmentStatement
+; 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 %S "S"
+               OpMemberName %S 0 "a"
+               OpName %v "v"
+               OpName %unused_entry_point "unused_entry_point"
+               OpName %foo "foo"
+               OpDecorate %S Block
+               OpMemberDecorate %S 0 Offset 0
+               OpDecorate %v DescriptorSet 0
+               OpDecorate %v Binding 0
+        %int = OpTypeInt 32 1
+      %v4int = OpTypeVector %int 4
+          %S = OpTypeStruct %v4int
+%_ptr_StorageBuffer_S = OpTypePointer StorageBuffer %S
+          %v = OpVariable %_ptr_StorageBuffer_S StorageBuffer
+       %void = OpTypeVoid
+          %6 = OpTypeFunction %void
+       %uint = OpTypeInt 32 0
+     %uint_0 = OpConstant %uint 0
+%_ptr_StorageBuffer_v4int = OpTypePointer StorageBuffer %v4int
+      %int_2 = OpConstant %int 2
+         %19 = OpConstantComposite %v4int %int_2 %int_2 %int_2 %int_2
+%unused_entry_point = OpFunction %void None %6
+          %9 = OpLabel
+               OpReturn
+               OpFunctionEnd
+        %foo = OpFunction %void None %6
+         %11 = OpLabel
+         %15 = OpAccessChain %_ptr_StorageBuffer_v4int %v %uint_0
+         %16 = OpAccessChain %_ptr_StorageBuffer_v4int %v %uint_0
+         %17 = OpLoad %v4int %16
+         %20 = OpISub %v4int %17 %19
+               OpStore %15 %20
+               OpReturn
+               OpFunctionEnd

test/tint/statements/compound_assign/vector/modulo-scalar.wgsl.expected.spvasm

@@ -1,14 +1,46 @@
-SKIP: FAILED
-
-
-struct S {
-  a : vec4<i32>,
-}
-
-@group(0) @binding(0) var<storage, read_write> v : S;
-
-fn foo() {
-  v.a %= 2;
-}
-
-Failed to generate: Unknown statement: tint::ast::CompoundAssignmentStatement
+; 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 %S "S"
+               OpMemberName %S 0 "a"
+               OpName %v "v"
+               OpName %unused_entry_point "unused_entry_point"
+               OpName %foo "foo"
+               OpDecorate %S Block
+               OpMemberDecorate %S 0 Offset 0
+               OpDecorate %v DescriptorSet 0
+               OpDecorate %v Binding 0
+        %int = OpTypeInt 32 1
+      %v4int = OpTypeVector %int 4
+          %S = OpTypeStruct %v4int
+%_ptr_StorageBuffer_S = OpTypePointer StorageBuffer %S
+          %v = OpVariable %_ptr_StorageBuffer_S StorageBuffer
+       %void = OpTypeVoid
+          %6 = OpTypeFunction %void
+       %uint = OpTypeInt 32 0
+     %uint_0 = OpConstant %uint 0
+%_ptr_StorageBuffer_v4int = OpTypePointer StorageBuffer %v4int
+      %int_2 = OpConstant %int 2
+%_ptr_Function_v4int = OpTypePointer Function %v4int
+         %22 = OpConstantNull %v4int
+%unused_entry_point = OpFunction %void None %6
+          %9 = OpLabel
+               OpReturn
+               OpFunctionEnd
+        %foo = OpFunction %void None %6
+         %11 = OpLabel
+         %20 = OpVariable %_ptr_Function_v4int Function %22
+         %15 = OpAccessChain %_ptr_StorageBuffer_v4int %v %uint_0
+         %16 = OpAccessChain %_ptr_StorageBuffer_v4int %v %uint_0
+         %17 = OpLoad %v4int %16
+         %23 = OpCompositeConstruct %v4int %int_2 %int_2 %int_2 %int_2
+         %19 = OpSMod %v4int %17 %23
+               OpStore %15 %19
+               OpReturn
+               OpFunctionEnd

test/tint/statements/compound_assign/vector/modulo.wgsl.expected.spvasm

@@ -1,14 +1,43 @@
-SKIP: FAILED
-
-
-struct S {
-  a : vec4<i32>,
-}
-
-@group(0) @binding(0) var<storage, read_write> v : S;
-
-fn foo() {
-  v.a %= vec4<i32>(2);
-}
-
-Failed to generate: Unknown statement: tint::ast::CompoundAssignmentStatement
+; 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 %S "S"
+               OpMemberName %S 0 "a"
+               OpName %v "v"
+               OpName %unused_entry_point "unused_entry_point"
+               OpName %foo "foo"
+               OpDecorate %S Block
+               OpMemberDecorate %S 0 Offset 0
+               OpDecorate %v DescriptorSet 0
+               OpDecorate %v Binding 0
+        %int = OpTypeInt 32 1
+      %v4int = OpTypeVector %int 4
+          %S = OpTypeStruct %v4int
+%_ptr_StorageBuffer_S = OpTypePointer StorageBuffer %S
+          %v = OpVariable %_ptr_StorageBuffer_S StorageBuffer
+       %void = OpTypeVoid
+          %6 = OpTypeFunction %void
+       %uint = OpTypeInt 32 0
+     %uint_0 = OpConstant %uint 0
+%_ptr_StorageBuffer_v4int = OpTypePointer StorageBuffer %v4int
+      %int_2 = OpConstant %int 2
+         %19 = OpConstantComposite %v4int %int_2 %int_2 %int_2 %int_2
+%unused_entry_point = OpFunction %void None %6
+          %9 = OpLabel
+               OpReturn
+               OpFunctionEnd
+        %foo = OpFunction %void None %6
+         %11 = OpLabel
+         %15 = OpAccessChain %_ptr_StorageBuffer_v4int %v %uint_0
+         %16 = OpAccessChain %_ptr_StorageBuffer_v4int %v %uint_0
+         %17 = OpLoad %v4int %16
+         %20 = OpSMod %v4int %17 %19
+               OpStore %15 %20
+               OpReturn
+               OpFunctionEnd

test/tint/statements/compound_assign/vector/or.wgsl.expected.spvasm

@@ -1,14 +1,43 @@
-SKIP: FAILED
-
-
-struct S {
-  a : vec4<i32>,
-}
-
-@group(0) @binding(0) var<storage, read_write> v : S;
-
-fn foo() {
-  v.a |= vec4<i32>(2);
-}
-
-Failed to generate: Unknown statement: tint::ast::CompoundAssignmentStatement
+; 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 %S "S"
+               OpMemberName %S 0 "a"
+               OpName %v "v"
+               OpName %unused_entry_point "unused_entry_point"
+               OpName %foo "foo"
+               OpDecorate %S Block
+               OpMemberDecorate %S 0 Offset 0
+               OpDecorate %v DescriptorSet 0
+               OpDecorate %v Binding 0
+        %int = OpTypeInt 32 1
+      %v4int = OpTypeVector %int 4
+          %S = OpTypeStruct %v4int
+%_ptr_StorageBuffer_S = OpTypePointer StorageBuffer %S
+          %v = OpVariable %_ptr_StorageBuffer_S StorageBuffer
+       %void = OpTypeVoid
+          %6 = OpTypeFunction %void
+       %uint = OpTypeInt 32 0
+     %uint_0 = OpConstant %uint 0
+%_ptr_StorageBuffer_v4int = OpTypePointer StorageBuffer %v4int
+      %int_2 = OpConstant %int 2
+         %19 = OpConstantComposite %v4int %int_2 %int_2 %int_2 %int_2
+%unused_entry_point = OpFunction %void None %6
+          %9 = OpLabel
+               OpReturn
+               OpFunctionEnd
+        %foo = OpFunction %void None %6
+         %11 = OpLabel
+         %15 = OpAccessChain %_ptr_StorageBuffer_v4int %v %uint_0
+         %16 = OpAccessChain %_ptr_StorageBuffer_v4int %v %uint_0
+         %17 = OpLoad %v4int %16
+         %20 = OpBitwiseOr %v4int %17 %19
+               OpStore %15 %20
+               OpReturn
+               OpFunctionEnd

test/tint/statements/compound_assign/vector/plus-scalar.wgsl.expected.spvasm

@@ -1,14 +1,46 @@
-SKIP: FAILED
-
-
-struct S {
-  a : vec4<f32>,
-}
-
-@group(0) @binding(0) var<storage, read_write> v : S;
-
-fn foo() {
-  v.a += 2.0;
-}
-
-Failed to generate: Unknown statement: tint::ast::CompoundAssignmentStatement
+; 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 %S "S"
+               OpMemberName %S 0 "a"
+               OpName %v "v"
+               OpName %unused_entry_point "unused_entry_point"
+               OpName %foo "foo"
+               OpDecorate %S Block
+               OpMemberDecorate %S 0 Offset 0
+               OpDecorate %v DescriptorSet 0
+               OpDecorate %v Binding 0
+      %float = OpTypeFloat 32
+    %v4float = OpTypeVector %float 4
+          %S = OpTypeStruct %v4float
+%_ptr_StorageBuffer_S = OpTypePointer StorageBuffer %S
+          %v = OpVariable %_ptr_StorageBuffer_S StorageBuffer
+       %void = OpTypeVoid
+          %6 = OpTypeFunction %void
+       %uint = OpTypeInt 32 0
+     %uint_0 = OpConstant %uint 0
+%_ptr_StorageBuffer_v4float = OpTypePointer StorageBuffer %v4float
+    %float_2 = OpConstant %float 2
+%_ptr_Function_v4float = OpTypePointer Function %v4float
+         %22 = OpConstantNull %v4float
+%unused_entry_point = OpFunction %void None %6
+          %9 = OpLabel
+               OpReturn
+               OpFunctionEnd
+        %foo = OpFunction %void None %6
+         %11 = OpLabel
+         %20 = OpVariable %_ptr_Function_v4float Function %22
+         %15 = OpAccessChain %_ptr_StorageBuffer_v4float %v %uint_0
+         %16 = OpAccessChain %_ptr_StorageBuffer_v4float %v %uint_0
+         %17 = OpLoad %v4float %16
+         %23 = OpCompositeConstruct %v4float %float_2 %float_2 %float_2 %float_2
+         %19 = OpFAdd %v4float %17 %23
+               OpStore %15 %19
+               OpReturn
+               OpFunctionEnd

test/tint/statements/compound_assign/vector/plus.wgsl.expected.spvasm

@@ -1,14 +1,43 @@
-SKIP: FAILED
-
-
-struct S {
-  a : vec4<i32>,
-}
-
-@group(0) @binding(0) var<storage, read_write> v : S;
-
-fn foo() {
-  v.a += vec4<i32>(2);
-}
-
-Failed to generate: Unknown statement: tint::ast::CompoundAssignmentStatement
+; 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 %S "S"
+               OpMemberName %S 0 "a"
+               OpName %v "v"
+               OpName %unused_entry_point "unused_entry_point"
+               OpName %foo "foo"
+               OpDecorate %S Block
+               OpMemberDecorate %S 0 Offset 0
+               OpDecorate %v DescriptorSet 0
+               OpDecorate %v Binding 0
+        %int = OpTypeInt 32 1
+      %v4int = OpTypeVector %int 4
+          %S = OpTypeStruct %v4int
+%_ptr_StorageBuffer_S = OpTypePointer StorageBuffer %S
+          %v = OpVariable %_ptr_StorageBuffer_S StorageBuffer
+       %void = OpTypeVoid
+          %6 = OpTypeFunction %void
+       %uint = OpTypeInt 32 0
+     %uint_0 = OpConstant %uint 0
+%_ptr_StorageBuffer_v4int = OpTypePointer StorageBuffer %v4int
+      %int_2 = OpConstant %int 2
+         %19 = OpConstantComposite %v4int %int_2 %int_2 %int_2 %int_2
+%unused_entry_point = OpFunction %void None %6
+          %9 = OpLabel
+               OpReturn
+               OpFunctionEnd
+        %foo = OpFunction %void None %6
+         %11 = OpLabel
+         %15 = OpAccessChain %_ptr_StorageBuffer_v4int %v %uint_0
+         %16 = OpAccessChain %_ptr_StorageBuffer_v4int %v %uint_0
+         %17 = OpLoad %v4int %16
+         %20 = OpIAdd %v4int %17 %19
+               OpStore %15 %20
+               OpReturn
+               OpFunctionEnd

test/tint/statements/compound_assign/vector/times-matrix.wgsl.expected.spvasm

@@ -1,14 +1,43 @@
-SKIP: FAILED
-
-
-struct S {
-  a : vec4<f32>,
-}
-
-@group(0) @binding(0) var<storage, read_write> v : S;
-
-fn foo() {
-  v.a *= mat4x4<f32>();
-}
-
-Failed to generate: Unknown statement: tint::ast::CompoundAssignmentStatement
+; 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 %S "S"
+               OpMemberName %S 0 "a"
+               OpName %v "v"
+               OpName %unused_entry_point "unused_entry_point"
+               OpName %foo "foo"
+               OpDecorate %S Block
+               OpMemberDecorate %S 0 Offset 0
+               OpDecorate %v DescriptorSet 0
+               OpDecorate %v Binding 0
+      %float = OpTypeFloat 32
+    %v4float = OpTypeVector %float 4
+          %S = OpTypeStruct %v4float
+%_ptr_StorageBuffer_S = OpTypePointer StorageBuffer %S
+          %v = OpVariable %_ptr_StorageBuffer_S StorageBuffer
+       %void = OpTypeVoid
+          %6 = OpTypeFunction %void
+       %uint = OpTypeInt 32 0
+     %uint_0 = OpConstant %uint 0
+%_ptr_StorageBuffer_v4float = OpTypePointer StorageBuffer %v4float
+%mat4v4float = OpTypeMatrix %v4float 4
+         %19 = OpConstantNull %mat4v4float
+%unused_entry_point = OpFunction %void None %6
+          %9 = OpLabel
+               OpReturn
+               OpFunctionEnd
+        %foo = OpFunction %void None %6
+         %11 = OpLabel
+         %15 = OpAccessChain %_ptr_StorageBuffer_v4float %v %uint_0
+         %16 = OpAccessChain %_ptr_StorageBuffer_v4float %v %uint_0
+         %17 = OpLoad %v4float %16
+         %20 = OpVectorTimesMatrix %v4float %17 %19
+               OpStore %15 %20
+               OpReturn
+               OpFunctionEnd

test/tint/statements/compound_assign/vector/times-scalar.wgsl.expected.spvasm

@@ -1,14 +1,42 @@
-SKIP: FAILED
-
-
-struct S {
-  a : vec4<f32>,
-}
-
-@group(0) @binding(0) var<storage, read_write> v : S;
-
-fn foo() {
-  v.a *= 2.0;
-}
-
-Failed to generate: Unknown statement: tint::ast::CompoundAssignmentStatement
+; SPIR-V
+; Version: 1.3
+; Generator: Google Tint Compiler; 0
+; Bound: 20
+; Schema: 0
+               OpCapability Shader
+               OpMemoryModel Logical GLSL450
+               OpEntryPoint GLCompute %unused_entry_point "unused_entry_point"
+               OpExecutionMode %unused_entry_point LocalSize 1 1 1
+               OpName %S "S"
+               OpMemberName %S 0 "a"
+               OpName %v "v"
+               OpName %unused_entry_point "unused_entry_point"
+               OpName %foo "foo"
+               OpDecorate %S Block
+               OpMemberDecorate %S 0 Offset 0
+               OpDecorate %v DescriptorSet 0
+               OpDecorate %v Binding 0
+      %float = OpTypeFloat 32
+    %v4float = OpTypeVector %float 4
+          %S = OpTypeStruct %v4float
+%_ptr_StorageBuffer_S = OpTypePointer StorageBuffer %S
+          %v = OpVariable %_ptr_StorageBuffer_S StorageBuffer
+       %void = OpTypeVoid
+          %6 = OpTypeFunction %void
+       %uint = OpTypeInt 32 0
+     %uint_0 = OpConstant %uint 0
+%_ptr_StorageBuffer_v4float = OpTypePointer StorageBuffer %v4float
+    %float_2 = OpConstant %float 2
+%unused_entry_point = OpFunction %void None %6
+          %9 = OpLabel
+               OpReturn
+               OpFunctionEnd
+        %foo = OpFunction %void None %6
+         %11 = OpLabel
+         %15 = OpAccessChain %_ptr_StorageBuffer_v4float %v %uint_0
+         %16 = OpAccessChain %_ptr_StorageBuffer_v4float %v %uint_0
+         %17 = OpLoad %v4float %16
+         %19 = OpVectorTimesScalar %v4float %17 %float_2
+               OpStore %15 %19
+               OpReturn
+               OpFunctionEnd

test/tint/statements/compound_assign/vector/times.wgsl.expected.spvasm

@@ -1,14 +1,43 @@
-SKIP: FAILED
-
-
-struct S {
-  a : vec4<i32>,
-}
-
-@group(0) @binding(0) var<storage, read_write> v : S;
-
-fn foo() {
-  v.a *= vec4<i32>(2);
-}
-
-Failed to generate: Unknown statement: tint::ast::CompoundAssignmentStatement
+; 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 %S "S"
+               OpMemberName %S 0 "a"
+               OpName %v "v"
+               OpName %unused_entry_point "unused_entry_point"
+               OpName %foo "foo"
+               OpDecorate %S Block
+               OpMemberDecorate %S 0 Offset 0
+               OpDecorate %v DescriptorSet 0
+               OpDecorate %v Binding 0
+        %int = OpTypeInt 32 1
+      %v4int = OpTypeVector %int 4
+          %S = OpTypeStruct %v4int
+%_ptr_StorageBuffer_S = OpTypePointer StorageBuffer %S
+          %v = OpVariable %_ptr_StorageBuffer_S StorageBuffer
+       %void = OpTypeVoid
+          %6 = OpTypeFunction %void
+       %uint = OpTypeInt 32 0
+     %uint_0 = OpConstant %uint 0
+%_ptr_StorageBuffer_v4int = OpTypePointer StorageBuffer %v4int
+      %int_2 = OpConstant %int 2
+         %19 = OpConstantComposite %v4int %int_2 %int_2 %int_2 %int_2
+%unused_entry_point = OpFunction %void None %6
+          %9 = OpLabel
+               OpReturn
+               OpFunctionEnd
+        %foo = OpFunction %void None %6
+         %11 = OpLabel
+         %15 = OpAccessChain %_ptr_StorageBuffer_v4int %v %uint_0
+         %16 = OpAccessChain %_ptr_StorageBuffer_v4int %v %uint_0
+         %17 = OpLoad %v4int %16
+         %20 = OpIMul %v4int %17 %19
+               OpStore %15 %20
+               OpReturn
+               OpFunctionEnd

test/tint/statements/compound_assign/vector/xor.wgsl.expected.spvasm

@@ -1,14 +1,43 @@
-SKIP: FAILED
-
-
-struct S {
-  a : vec4<i32>,
-}
-
-@group(0) @binding(0) var<storage, read_write> v : S;
-
-fn foo() {
-  v.a ^= vec4<i32>(2);
-}
-
-Failed to generate: Unknown statement: tint::ast::CompoundAssignmentStatement
+; 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 %S "S"
+               OpMemberName %S 0 "a"
+               OpName %v "v"
+               OpName %unused_entry_point "unused_entry_point"
+               OpName %foo "foo"
+               OpDecorate %S Block
+               OpMemberDecorate %S 0 Offset 0
+               OpDecorate %v DescriptorSet 0
+               OpDecorate %v Binding 0
+        %int = OpTypeInt 32 1
+      %v4int = OpTypeVector %int 4
+          %S = OpTypeStruct %v4int
+%_ptr_StorageBuffer_S = OpTypePointer StorageBuffer %S
+          %v = OpVariable %_ptr_StorageBuffer_S StorageBuffer
+       %void = OpTypeVoid
+          %6 = OpTypeFunction %void
+       %uint = OpTypeInt 32 0
+     %uint_0 = OpConstant %uint 0
+%_ptr_StorageBuffer_v4int = OpTypePointer StorageBuffer %v4int
+      %int_2 = OpConstant %int 2
+         %19 = OpConstantComposite %v4int %int_2 %int_2 %int_2 %int_2
+%unused_entry_point = OpFunction %void None %6
+          %9 = OpLabel
+               OpReturn
+               OpFunctionEnd
+        %foo = OpFunction %void None %6
+         %11 = OpLabel
+         %15 = OpAccessChain %_ptr_StorageBuffer_v4int %v %uint_0
+         %16 = OpAccessChain %_ptr_StorageBuffer_v4int %v %uint_0
+         %17 = OpLoad %v4int %16
+         %20 = OpBitwiseXor %v4int %17 %19
+               OpStore %15 %20
+               OpReturn
+               OpFunctionEnd