Add scalar-swizzling tests for int and bool types.

Boolean scalar-swizzling is currently not working.

Change-Id: Icd965e4b64a12311d098168f65622110d5fb3437
Bug: skia:12195
Reviewed-on: https://skia-review.googlesource.com/c/skia/+/427038
Commit-Queue: John Stiles <johnstiles@google.com>
Commit-Queue: Ethan Nicholas <ethannicholas@google.com>
Auto-Submit: John Stiles <johnstiles@google.com>
Reviewed-by: Ethan Nicholas <ethannicholas@google.com>

gn/sksl_tests.gni

@@ -378,6 +378,8 @@ sksl_shared_tests = [
   "/sksl/shared/SwizzleLTRB.sksl",
   "/sksl/shared/SwizzleOpt.sksl",
   "/sksl/shared/SwizzleScalar.sksl",
+  "/sksl/shared/SwizzleScalarBool.sksl",
+  "/sksl/shared/SwizzleScalarInt.sksl",
   "/sksl/shared/TernaryAsLValueEntirelyFoldable.sksl",
   "/sksl/shared/TernaryAsLValueFoldableTest.sksl",
   "/sksl/shared/TernaryExpression.sksl",

resources/sksl/shared/SwizzleScalar.sksl

@@ -1,12 +1,10 @@
 uniform half unknownInput; // 1
 
 half4 main(float2 coords) {
-    half x = unknownInput;
+    half4 h4 = unknownInput.xxxx;
+    h4 = unknownInput.xx01;
+    h4 = unknownInput.0x10;
+    h4 = unknownInput.0x0x;
 
-    half4 v = x.xx01;
-    v = unknownInput.xx01;
-    v = unknownInput.0x10;
-    v = unknownInput.0x0x;
-
-    return v;
+    return h4;
 }

resources/sksl/shared/SwizzleScalarBool.sksl

@@ -0,0 +1,11 @@
+uniform half unknownInput; // 1
+
+half4 main(float2 coords) {
+    bool b = bool(unknownInput);
+    bool4 b4 = b.xxxx;
+    b4 = b.xx01;
+    b4 = b.0x10;
+    b4 = b.0x0x;
+
+    return half4(b4);
+}

resources/sksl/shared/SwizzleScalarInt.sksl

@@ -0,0 +1,11 @@
+uniform half unknownInput; // 1
+
+half4 main(float2 coords) {
+    int i = int(unknownInput);
+    int4 i4 = i.xxxx;
+    i4 = i.xx01;
+    i4 = i.0x10;
+    i4 = i.0x0x;
+
+    return half4(i4);
+}

tests/SkSLTest.cpp

@@ -278,6 +278,8 @@ SKSL_TEST(SkSLSwizzleConstants,                "shared/SwizzleConstants.sksl")
 SKSL_TEST(SkSLSwizzleLTRB,                     "shared/SwizzleLTRB.sksl")
 SKSL_TEST(SkSLSwizzleOpt,                      "shared/SwizzleOpt.sksl")
 SKSL_TEST(SkSLSwizzleScalar,                   "shared/SwizzleScalar.sksl")
+//SKSL_TEST(SkSLSwizzleScalarBool,               "shared/SwizzleScalarBool.sksl")
+SKSL_TEST(SkSLSwizzleScalarInt,                "shared/SwizzleScalarInt.sksl")
 SKSL_TEST(SkSLTernaryAsLValueEntirelyFoldable, "shared/TernaryAsLValueEntirelyFoldable.sksl")
 SKSL_TEST(SkSLTernaryAsLValueFoldableTest,     "shared/TernaryAsLValueFoldableTest.sksl")
 SKSL_TEST(SkSLTernaryExpression,               "shared/TernaryExpression.sksl")

tests/sksl/shared/SwizzleScalar.asm.frag

@@ -9,8 +9,7 @@ OpName %_UniformBuffer "_UniformBuffer"
 OpMemberName %_UniformBuffer 0 "unknownInput"
 OpName %_entrypoint_v "_entrypoint_v"
 OpName %main "main"
-OpName %x "x"
-OpName %v "v"
+OpName %h4 "h4"
 OpDecorate %sk_FragColor RelaxedPrecision
 OpDecorate %sk_FragColor Location 0
 OpDecorate %sk_FragColor Index 0
@@ -20,9 +19,9 @@ OpMemberDecorate %_UniformBuffer 0 RelaxedPrecision
 OpDecorate %_UniformBuffer Block
 OpDecorate %10 Binding 0
 OpDecorate %10 DescriptorSet 0
-OpDecorate %x RelaxedPrecision
+OpDecorate %h4 RelaxedPrecision
 OpDecorate %32 RelaxedPrecision
-OpDecorate %v RelaxedPrecision
+OpDecorate %33 RelaxedPrecision
 OpDecorate %35 RelaxedPrecision
 OpDecorate %36 RelaxedPrecision
 OpDecorate %37 RelaxedPrecision
@@ -30,15 +29,10 @@ OpDecorate %38 RelaxedPrecision
 OpDecorate %40 RelaxedPrecision
 OpDecorate %42 RelaxedPrecision
 OpDecorate %43 RelaxedPrecision
-OpDecorate %44 RelaxedPrecision
 OpDecorate %45 RelaxedPrecision
-OpDecorate %46 RelaxedPrecision
+OpDecorate %47 RelaxedPrecision
 OpDecorate %48 RelaxedPrecision
 OpDecorate %49 RelaxedPrecision
-OpDecorate %51 RelaxedPrecision
-OpDecorate %53 RelaxedPrecision
-OpDecorate %54 RelaxedPrecision
-OpDecorate %55 RelaxedPrecision
 %float = OpTypeFloat 32
 %v4float = OpTypeVector %float 4
 %_ptr_Output_v4float = OpTypePointer Output %v4float
@@ -56,11 +50,10 @@ OpDecorate %55 RelaxedPrecision
 %19 = OpConstantComposite %v2float %float_0 %float_0
 %_ptr_Function_v2float = OpTypePointer Function %v2float
 %23 = OpTypeFunction %v4float %_ptr_Function_v2float
-%_ptr_Function_float = OpTypePointer Function %float
+%_ptr_Function_v4float = OpTypePointer Function %v4float
 %_ptr_Uniform_float = OpTypePointer Uniform %float
 %int = OpTypeInt 32 1
 %int_0 = OpConstant %int 0
-%_ptr_Function_v4float = OpTypePointer Function %v4float
 %float_1 = OpConstant %float 1
 %_entrypoint_v = OpFunction %void None %15
 %16 = OpLabel
@@ -73,34 +66,28 @@ OpFunctionEnd
 %main = OpFunction %v4float None %23
 %24 = OpFunctionParameter %_ptr_Function_v2float
 %25 = OpLabel
-%x = OpVariable %_ptr_Function_float Function
-%v = OpVariable %_ptr_Function_v4float Function
+%h4 = OpVariable %_ptr_Function_v4float Function
 %28 = OpAccessChain %_ptr_Uniform_float %10 %int_0
 %32 = OpLoad %float %28
-OpStore %x %32
-%35 = OpLoad %float %x
+%33 = OpCompositeConstruct %v4float %32 %32 %32 %32
+OpStore %h4 %33
+%34 = OpAccessChain %_ptr_Uniform_float %10 %int_0
+%35 = OpLoad %float %34
 %36 = OpCompositeConstruct %v2float %35 %35
 %37 = OpCompositeExtract %float %36 0
 %38 = OpCompositeExtract %float %36 1
 %40 = OpCompositeConstruct %v4float %37 %38 %float_0 %float_1
-OpStore %v %40
+OpStore %h4 %40
 %41 = OpAccessChain %_ptr_Uniform_float %10 %int_0
 %42 = OpLoad %float %41
-%43 = OpCompositeConstruct %v2float %42 %42
-%44 = OpCompositeExtract %float %43 0
-%45 = OpCompositeExtract %float %43 1
-%46 = OpCompositeConstruct %v4float %44 %45 %float_0 %float_1
-OpStore %v %46
-%47 = OpAccessChain %_ptr_Uniform_float %10 %int_0
-%48 = OpLoad %float %47
-%49 = OpCompositeConstruct %v4float %float_0 %48 %float_1 %float_0
-OpStore %v %49
-%50 = OpAccessChain %_ptr_Uniform_float %10 %int_0
-%51 = OpLoad %float %50
-%52 = OpAccessChain %_ptr_Uniform_float %10 %int_0
-%53 = OpLoad %float %52
-%54 = OpCompositeConstruct %v4float %float_0 %51 %float_0 %53
-OpStore %v %54
-%55 = OpLoad %v4float %v
-OpReturnValue %55
+%43 = OpCompositeConstruct %v4float %float_0 %42 %float_1 %float_0
+OpStore %h4 %43
+%44 = OpAccessChain %_ptr_Uniform_float %10 %int_0
+%45 = OpLoad %float %44
+%46 = OpAccessChain %_ptr_Uniform_float %10 %int_0
+%47 = OpLoad %float %46
+%48 = OpCompositeConstruct %v4float %float_0 %45 %float_0 %47
+OpStore %h4 %48
+%49 = OpLoad %v4float %h4
+OpReturnValue %49
 OpFunctionEnd

tests/sksl/shared/SwizzleScalar.glsl

@@ -2,10 +2,9 @@
 out vec4 sk_FragColor;
 uniform float unknownInput;
 vec4 main() {
-    float x = unknownInput;
-    vec4 v = vec4(vec2(x), 0.0, 1.0);
-    v = vec4(vec2(unknownInput), 0.0, 1.0);
-    v = vec4(0.0, unknownInput, 1.0, 0.0);
-    v = vec4(0.0, unknownInput, 0.0, unknownInput);
-    return v;
+    vec4 h4 = vec4(unknownInput);
+    h4 = vec4(vec2(unknownInput), 0.0, 1.0);
+    h4 = vec4(0.0, unknownInput, 1.0, 0.0);
+    h4 = vec4(0.0, unknownInput, 0.0, unknownInput);
+    return h4;
 }

tests/sksl/shared/SwizzleScalar.metal

@@ -12,11 +12,10 @@ struct Outputs {
 fragment Outputs fragmentMain(Inputs _in [[stage_in]], constant Uniforms& _uniforms [[buffer(0)]], bool _frontFacing [[front_facing]], float4 _fragCoord [[position]]) {
     Outputs _out;
     (void)_out;
-    float x = _uniforms.unknownInput;
-    float4 v = float4(float2(x), 0.0, 1.0);
-    v = float4(float2(_uniforms.unknownInput), 0.0, 1.0);
-    v = float4(0.0, _uniforms.unknownInput, 1.0, 0.0);
-    v = float4(0.0, _uniforms.unknownInput, 0.0, _uniforms.unknownInput);
-    _out.sk_FragColor = v;
+    float4 h4 = float4(_uniforms.unknownInput);
+    h4 = float4(float2(_uniforms.unknownInput), 0.0, 1.0);
+    h4 = float4(0.0, _uniforms.unknownInput, 1.0, 0.0);
+    h4 = float4(0.0, _uniforms.unknownInput, 0.0, _uniforms.unknownInput);
+    _out.sk_FragColor = h4;
     return _out;
 }

tests/sksl/shared/SwizzleScalarBool.asm.frag

@@ -0,0 +1,4 @@
+### Compilation failed:
+
+error: 5: cannot swizzle value of type 'bool'
+1 error

tests/sksl/shared/SwizzleScalarBool.glsl

@@ -0,0 +1,4 @@
+### Compilation failed:
+
+error: 5: cannot swizzle value of type 'bool'
+1 error

tests/sksl/shared/SwizzleScalarBool.metal

@@ -0,0 +1,4 @@
+### Compilation failed:
+
+error: 5: cannot swizzle value of type 'bool'
+1 error

tests/sksl/shared/SwizzleScalarInt.asm.frag

@@ -0,0 +1,98 @@
+OpCapability Shader
+%1 = OpExtInstImport "GLSL.std.450"
+OpMemoryModel Logical GLSL450
+OpEntryPoint Fragment %_entrypoint_v "_entrypoint" %sk_FragColor %sk_Clockwise
+OpExecutionMode %_entrypoint_v OriginUpperLeft
+OpName %sk_FragColor "sk_FragColor"
+OpName %sk_Clockwise "sk_Clockwise"
+OpName %_UniformBuffer "_UniformBuffer"
+OpMemberName %_UniformBuffer 0 "unknownInput"
+OpName %_entrypoint_v "_entrypoint_v"
+OpName %main "main"
+OpName %i "i"
+OpName %i4 "i4"
+OpDecorate %sk_FragColor RelaxedPrecision
+OpDecorate %sk_FragColor Location 0
+OpDecorate %sk_FragColor Index 0
+OpDecorate %sk_Clockwise BuiltIn FrontFacing
+OpMemberDecorate %_UniformBuffer 0 Offset 0
+OpMemberDecorate %_UniformBuffer 0 RelaxedPrecision
+OpDecorate %_UniformBuffer Block
+OpDecorate %10 Binding 0
+OpDecorate %10 DescriptorSet 0
+OpDecorate %32 RelaxedPrecision
+OpDecorate %53 RelaxedPrecision
+OpDecorate %55 RelaxedPrecision
+OpDecorate %57 RelaxedPrecision
+OpDecorate %59 RelaxedPrecision
+OpDecorate %60 RelaxedPrecision
+%float = OpTypeFloat 32
+%v4float = OpTypeVector %float 4
+%_ptr_Output_v4float = OpTypePointer Output %v4float
+%sk_FragColor = OpVariable %_ptr_Output_v4float Output
+%bool = OpTypeBool
+%_ptr_Input_bool = OpTypePointer Input %bool
+%sk_Clockwise = OpVariable %_ptr_Input_bool Input
+%_UniformBuffer = OpTypeStruct %float
+%_ptr_Uniform__UniformBuffer = OpTypePointer Uniform %_UniformBuffer
+%10 = OpVariable %_ptr_Uniform__UniformBuffer Uniform
+%void = OpTypeVoid
+%15 = OpTypeFunction %void
+%v2float = OpTypeVector %float 2
+%float_0 = OpConstant %float 0
+%19 = OpConstantComposite %v2float %float_0 %float_0
+%_ptr_Function_v2float = OpTypePointer Function %v2float
+%23 = OpTypeFunction %v4float %_ptr_Function_v2float
+%int = OpTypeInt 32 1
+%_ptr_Function_int = OpTypePointer Function %int
+%_ptr_Uniform_float = OpTypePointer Uniform %float
+%int_0 = OpConstant %int 0
+%v4int = OpTypeVector %int 4
+%_ptr_Function_v4int = OpTypePointer Function %v4int
+%v2int = OpTypeVector %int 2
+%int_1 = OpConstant %int 1
+%_entrypoint_v = OpFunction %void None %15
+%16 = OpLabel
+%20 = OpVariable %_ptr_Function_v2float Function
+OpStore %20 %19
+%22 = OpFunctionCall %v4float %main %20
+OpStore %sk_FragColor %22
+OpReturn
+OpFunctionEnd
+%main = OpFunction %v4float None %23
+%24 = OpFunctionParameter %_ptr_Function_v2float
+%25 = OpLabel
+%i = OpVariable %_ptr_Function_int Function
+%i4 = OpVariable %_ptr_Function_v4int Function
+%29 = OpAccessChain %_ptr_Uniform_float %10 %int_0
+%32 = OpLoad %float %29
+%33 = OpConvertFToS %int %32
+OpStore %i %33
+%37 = OpLoad %int %i
+%38 = OpCompositeConstruct %v4int %37 %37 %37 %37
+OpStore %i4 %38
+%39 = OpLoad %int %i
+%40 = OpCompositeConstruct %v2int %39 %39
+%42 = OpCompositeExtract %int %40 0
+%43 = OpCompositeExtract %int %40 1
+%45 = OpCompositeConstruct %v4int %42 %43 %int_0 %int_1
+OpStore %i4 %45
+%46 = OpLoad %int %i
+%47 = OpCompositeConstruct %v4int %int_0 %46 %int_1 %int_0
+OpStore %i4 %47
+%48 = OpLoad %int %i
+%49 = OpLoad %int %i
+%50 = OpCompositeConstruct %v4int %int_0 %48 %int_0 %49
+OpStore %i4 %50
+%51 = OpLoad %v4int %i4
+%52 = OpCompositeExtract %int %51 0
+%53 = OpConvertSToF %float %52
+%54 = OpCompositeExtract %int %51 1
+%55 = OpConvertSToF %float %54
+%56 = OpCompositeExtract %int %51 2
+%57 = OpConvertSToF %float %56
+%58 = OpCompositeExtract %int %51 3
+%59 = OpConvertSToF %float %58
+%60 = OpCompositeConstruct %v4float %53 %55 %57 %59
+OpReturnValue %60
+OpFunctionEnd

tests/sksl/shared/SwizzleScalarInt.glsl

@@ -0,0 +1,11 @@
+
+out vec4 sk_FragColor;
+uniform float unknownInput;
+vec4 main() {
+    int i = int(unknownInput);
+    ivec4 i4 = ivec4(i);
+    i4 = ivec4(ivec2(i), 0, 1);
+    i4 = ivec4(0, i, 1, 0);
+    i4 = ivec4(0, i, 0, i);
+    return vec4(i4);
+}

tests/sksl/shared/SwizzleScalarInt.metal

@@ -0,0 +1,22 @@
+#include <metal_stdlib>
+#include <simd/simd.h>
+using namespace metal;
+struct Uniforms {
+    float unknownInput;
+};
+struct Inputs {
+};
+struct Outputs {
+    float4 sk_FragColor [[color(0)]];
+};
+fragment Outputs fragmentMain(Inputs _in [[stage_in]], constant Uniforms& _uniforms [[buffer(0)]], bool _frontFacing [[front_facing]], float4 _fragCoord [[position]]) {
+    Outputs _out;
+    (void)_out;
+    int i = int(_uniforms.unknownInput);
+    int4 i4 = int4(i);
+    i4 = int4(int2(i), 0, 1);
+    i4 = int4(0, i, 1, 0);
+    i4 = int4(0, i, 0, i);
+    _out.sk_FragColor = float4(i4);
+    return _out;
+}