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Commit 64b9743c by Rex Xu
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SPV: Support simultaneous l-value swizzle and dynamic component selection.

parent deb4940c
Showing with 109 additions and 93 deletions
SPIRV/SpvBuilder.cpp
...@@ -1328,15 +1328,20 @@ Id Builder::createRvalueSwizzle(Decoration precision, Id typeId, Id source, std: ...@@ -1328,15 +1328,20 @@ Id Builder::createRvalueSwizzle(Decoration precision, Id typeId, Id source, std:
// Comments in header // Comments in header
Id Builder::createLvalueSwizzle(Id typeId, Id target, Id source, std::vector<unsigned>& channels) Id Builder::createLvalueSwizzle(Id typeId, Id target, Id source, std::vector<unsigned>& channels)
{ {
assert(getNumComponents(source) == (int)channels.size());
if (channels.size() == 1 && getNumComponents(source) == 1) if (channels.size() == 1 && getNumComponents(source) == 1)
return createCompositeInsert(source, target, typeId, channels.front()); return createCompositeInsert(source, target, typeId, channels.front());
Instruction* swizzle = new Instruction(getUniqueId(), typeId, OpVectorShuffle); Instruction* swizzle = new Instruction(getUniqueId(), typeId, OpVectorShuffle);
assert(isVector(source));
assert(isVector(target)); assert(isVector(target));
swizzle->addIdOperand(target); swizzle->addIdOperand(target);
if (accessChain.component != NoResult)
// For dynamic component selection, source does not involve in l-value swizzle
swizzle->addIdOperand(target);
else {
assert(getNumComponents(source) == (int)channels.size());
assert(isVector(source));
swizzle->addIdOperand(source); swizzle->addIdOperand(source);
}
// Set up an identity shuffle from the base value to the result value // Set up an identity shuffle from the base value to the result value
unsigned int components[4]; unsigned int components[4];
...@@ -1345,8 +1350,12 @@ Id Builder::createLvalueSwizzle(Id typeId, Id target, Id source, std::vector<uns ...@@ -1345,8 +1350,12 @@ Id Builder::createLvalueSwizzle(Id typeId, Id target, Id source, std::vector<uns
components[i] = i; components[i] = i;
// Punch in the l-value swizzle // Punch in the l-value swizzle
for (int i = 0; i < (int)channels.size(); ++i) for (int i = 0; i < (int)channels.size(); ++i) {
if (accessChain.component != NoResult)
components[i] = channels[i]; // Only shuffle the base value
else
components[channels[i]] = numTargetComponents + i; components[channels[i]] = numTargetComponents + i;
}
// finish the instruction with these components selectors // finish the instruction with these components selectors
for (int i = 0; i < numTargetComponents; ++i) for (int i = 0; i < numTargetComponents; ++i)
...@@ -2118,9 +2127,6 @@ void Builder::accessChainStore(Id rvalue) ...@@ -2118,9 +2127,6 @@ void Builder::accessChainStore(Id rvalue)
transferAccessChainSwizzle(true); transferAccessChainSwizzle(true);
Id base = collapseAccessChain(); Id base = collapseAccessChain();
if (accessChain.swizzle.size() && accessChain.component != NoResult)
logger->missingFunctionality("simultaneous l-value swizzle and dynamic component selection");
// If swizzle still exists, it is out-of-order or not full, we must load the target vector, // If swizzle still exists, it is out-of-order or not full, we must load the target vector,
// extract and insert elements to perform writeMask and/or swizzle. // extract and insert elements to perform writeMask and/or swizzle.
Id source = NoResult; Id source = NoResult;
......
Test/baseResults/spv.accessChain.frag.out
...@@ -7,12 +7,12 @@ Linked fragment stage: ...@@ -7,12 +7,12 @@ Linked fragment stage:
// Module Version 10000 // Module Version 10000
// Generated by (magic number): 80001 // Generated by (magic number): 80001
// Id's are bound by 197 // Id's are bound by 206
Capability Shader Capability Shader
1: ExtInstImport "GLSL.std.450" 1: ExtInstImport "GLSL.std.450"
MemoryModel Logical GLSL450 MemoryModel Logical GLSL450
EntryPoint Fragment 4 "main" 65 149 EntryPoint Fragment 4 "main" 65 158
ExecutionMode 4 OriginUpperLeft ExecutionMode 4 OriginUpperLeft
Source GLSL 420 Source GLSL 420
Name 4 "main" Name 4 "main"
...@@ -57,22 +57,22 @@ Linked fragment stage: ...@@ -57,22 +57,22 @@ Linked fragment stage:
Name 60 "i" Name 60 "i"
Name 61 "comp" Name 61 "comp"
Name 65 "OutColor" Name 65 "OutColor"
Name 144 "s" Name 153 "s"
Name 149 "u" Name 158 "u"
Name 150 "param" Name 159 "param"
Name 154 "param" Name 163 "param"
Name 158 "param" Name 167 "param"
Name 162 "param" Name 171 "param"
Name 166 "param" Name 175 "param"
Name 170 "param" Name 179 "param"
Name 174 "param" Name 183 "param"
Name 178 "param" Name 187 "param"
Name 182 "param" Name 191 "param"
Name 186 "param" Name 195 "param"
Name 190 "param" Name 199 "param"
Name 194 "param" Name 203 "param"
Decorate 65(OutColor) Location 0 Decorate 65(OutColor) Location 0
Decorate 149(u) Flat Decorate 158(u) Flat
2: TypeVoid 2: TypeVoid
3: TypeFunction 2 3: TypeFunction 2
6: TypeFloat 32 6: TypeFloat 32
...@@ -90,77 +90,77 @@ Linked fragment stage: ...@@ -90,77 +90,77 @@ Linked fragment stage:
95: TypeVector 6(float) 2 95: TypeVector 6(float) 2
109: 67(int) Constant 2 109: 67(int) Constant 2
136: TypePointer Output 6(float) 136: TypePointer Output 6(float)
141: 6(float) Constant 0 150: 6(float) Constant 0
142: 7(fvec3) ConstantComposite 141 141 141 151: 7(fvec3) ConstantComposite 150 150 150
143: TypePointer Function 8(S) 152: TypePointer Function 8(S)
148: TypePointer Input 13(int) 157: TypePointer Input 13(int)
149(u): 148(ptr) Variable Input 158(u): 157(ptr) Variable Input
4(main): 2 Function None 3 4(main): 2 Function None 3
5: Label 5: Label
144(s): 143(ptr) Variable Function 153(s): 152(ptr) Variable Function
150(param): 14(ptr) Variable Function 159(param): 14(ptr) Variable Function
154(param): 14(ptr) Variable Function 163(param): 14(ptr) Variable Function
158(param): 14(ptr) Variable Function 167(param): 14(ptr) Variable Function
162(param): 14(ptr) Variable Function 171(param): 14(ptr) Variable Function
166(param): 14(ptr) Variable Function 175(param): 14(ptr) Variable Function
170(param): 14(ptr) Variable Function 179(param): 14(ptr) Variable Function
174(param): 14(ptr) Variable Function 183(param): 14(ptr) Variable Function
178(param): 14(ptr) Variable Function 187(param): 14(ptr) Variable Function
182(param): 14(ptr) Variable Function 191(param): 14(ptr) Variable Function
186(param): 14(ptr) Variable Function 195(param): 14(ptr) Variable Function
190(param): 14(ptr) Variable Function 199(param): 14(ptr) Variable Function
194(param): 14(ptr) Variable Function 203(param): 14(ptr) Variable Function
Store 65(OutColor) 142 Store 65(OutColor) 151
145: 8(S) Load 144(s) 154: 8(S) Load 153(s)
146: 2 FunctionCall 11(GetColor1(struct-S-vf31;) 145 155: 2 FunctionCall 11(GetColor1(struct-S-vf31;) 154
147: 8(S) Load 144(s) 156: 8(S) Load 153(s)
151: 13(int) Load 149(u) 160: 13(int) Load 158(u)
Store 150(param) 151 Store 159(param) 160
152: 2 FunctionCall 18(GetColor2(struct-S-vf31;i1;) 147 150(param) 161: 2 FunctionCall 18(GetColor2(struct-S-vf31;i1;) 156 159(param)
153: 8(S) Load 144(s) 162: 8(S) Load 153(s)
155: 13(int) Load 149(u) 164: 13(int) Load 158(u)
Store 154(param) 155 Store 163(param) 164
156: 2 FunctionCall 22(GetColor3(struct-S-vf31;i1;) 153 154(param) 165: 2 FunctionCall 22(GetColor3(struct-S-vf31;i1;) 162 163(param)
157: 8(S) Load 144(s) 166: 8(S) Load 153(s)
159: 13(int) Load 149(u) 168: 13(int) Load 158(u)
Store 158(param) 159 Store 167(param) 168
160: 2 FunctionCall 26(GetColor4(struct-S-vf31;i1;) 157 158(param) 169: 2 FunctionCall 26(GetColor4(struct-S-vf31;i1;) 166 167(param)
161: 8(S) Load 144(s) 170: 8(S) Load 153(s)
163: 13(int) Load 149(u) 172: 13(int) Load 158(u)
Store 162(param) 163 Store 171(param) 172
164: 2 FunctionCall 30(GetColor5(struct-S-vf31;i1;) 161 162(param) 173: 2 FunctionCall 30(GetColor5(struct-S-vf31;i1;) 170 171(param)
165: 8(S) Load 144(s) 174: 8(S) Load 153(s)
167: 13(int) Load 149(u) 176: 13(int) Load 158(u)
Store 166(param) 167 Store 175(param) 176
168: 2 FunctionCall 34(GetColor6(struct-S-vf31;i1;) 165 166(param) 177: 2 FunctionCall 34(GetColor6(struct-S-vf31;i1;) 174 175(param)
169: 8(S) Load 144(s) 178: 8(S) Load 153(s)
171: 13(int) Load 149(u) 180: 13(int) Load 158(u)
Store 170(param) 171 Store 179(param) 180
172: 2 FunctionCall 38(GetColor7(struct-S-vf31;i1;) 169 170(param) 181: 2 FunctionCall 38(GetColor7(struct-S-vf31;i1;) 178 179(param)
173: 8(S) Load 144(s) 182: 8(S) Load 153(s)
175: 13(int) Load 149(u) 184: 13(int) Load 158(u)
Store 174(param) 175 Store 183(param) 184
176: 2 FunctionCall 42(GetColor8(struct-S-vf31;i1;) 173 174(param) 185: 2 FunctionCall 42(GetColor8(struct-S-vf31;i1;) 182 183(param)
177: 8(S) Load 144(s) 186: 8(S) Load 153(s)
179: 13(int) Load 149(u) 188: 13(int) Load 158(u)
Store 178(param) 179 Store 187(param) 188
180: 2 FunctionCall 46(GetColor9(struct-S-vf31;i1;) 177 178(param) 189: 2 FunctionCall 46(GetColor9(struct-S-vf31;i1;) 186 187(param)
181: 8(S) Load 144(s) 190: 8(S) Load 153(s)
183: 13(int) Load 149(u) 192: 13(int) Load 158(u)
Store 182(param) 183 Store 191(param) 192
184: 2 FunctionCall 50(GetColor10(struct-S-vf31;i1;) 181 182(param) 193: 2 FunctionCall 50(GetColor10(struct-S-vf31;i1;) 190 191(param)
185: 8(S) Load 144(s) 194: 8(S) Load 153(s)
187: 13(int) Load 149(u) 196: 13(int) Load 158(u)
Store 186(param) 187 Store 195(param) 196
188: 2 FunctionCall 54(GetColor11(struct-S-vf31;i1;) 185 186(param) 197: 2 FunctionCall 54(GetColor11(struct-S-vf31;i1;) 194 195(param)
189: 8(S) Load 144(s) 198: 8(S) Load 153(s)
191: 13(int) Load 149(u) 200: 13(int) Load 158(u)
Store 190(param) 191 Store 199(param) 200
192: 2 FunctionCall 58(GetColor12(struct-S-vf31;i1;) 189 190(param) 201: 2 FunctionCall 58(GetColor12(struct-S-vf31;i1;) 198 199(param)
193: 8(S) Load 144(s) 202: 8(S) Load 153(s)
195: 13(int) Load 149(u) 204: 13(int) Load 158(u)
Store 194(param) 195 Store 203(param) 204
196: 2 FunctionCall 62(GetColor13(struct-S-vf31;i1;) 193 194(param) 205: 2 FunctionCall 62(GetColor13(struct-S-vf31;i1;) 202 203(param)
Return Return
FunctionEnd FunctionEnd
11(GetColor1(struct-S-vf31;): 2 Function None 9 11(GetColor1(struct-S-vf31;): 2 Function None 9
...@@ -319,5 +319,15 @@ Linked fragment stage: ...@@ -319,5 +319,15 @@ Linked fragment stage:
60(i): 8(S) FunctionParameter 60(i): 8(S) FunctionParameter
61(comp): 14(ptr) FunctionParameter 61(comp): 14(ptr) FunctionParameter
63: Label 63: Label
141: 13(int) Load 61(comp)
142: 6(float) CompositeExtract 60(i) 0 0
143: 7(fvec3) Load 65(OutColor)
144: 95(fvec2) VectorShuffle 143 143 2 1
145: 6(float) VectorExtractDynamic 144 141
146: 6(float) FAdd 145 142
147: 7(fvec3) Load 65(OutColor)
148: 7(fvec3) VectorShuffle 147 147 2 1 2
149: 7(fvec3) VectorInsertDynamic 148 146 141
Store 65(OutColor) 149
Return Return
FunctionEnd FunctionEnd
Test/spv.accessChain.frag
...@@ -71,7 +71,7 @@ void GetColor12(const S i, int comp) ...@@ -71,7 +71,7 @@ void GetColor12(const S i, int comp)
void GetColor13(const S i, int comp) void GetColor13(const S i, int comp)
{ {
// OutColor.zy[comp] += i.color.x; // not yet supported OutColor.zy[comp] += i.color.x;
} }
void main() void main()
......
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