HLSL: Fix #903: Don't short-circuit && or ||.

This commit is contained in:
John Kessenich 2017-05-24 16:44:47 -06:00
parent 6e2295d340
commit 84cc15f0d0
4 changed files with 256 additions and 294 deletions

View File

@ -5361,8 +5361,7 @@ bool TGlslangToSpvTraverser::isTrivialLeaf(const glslang::TIntermTyped* node)
}
// A node is trivial if it is a single operation with no side effects.
// Vector results seem ill-defined, currently classifying them as trivial too,
// to avoid scalar bool-based control-flow logic.
// HLSL (and/or vectors) are always trivial, as it does not short circuit.
// Otherwise, error on the side of saying non-trivial.
// Return true if trivial.
bool TGlslangToSpvTraverser::isTrivial(const glslang::TIntermTyped* node)
@ -5370,8 +5369,8 @@ bool TGlslangToSpvTraverser::isTrivial(const glslang::TIntermTyped* node)
if (node == nullptr)
return false;
// count vectors as trivial
if (node->getType().isVector())
// count non scalars as trivial, as well as anything coming from HLSL
if (! node->getType().isScalarOrVec1() || glslangIntermediate->getSource() == glslang::EShSourceHlsl)
return true;
// symbols and constants are trivial

View File

@ -335,12 +335,12 @@ gl_FragCoord origin is upper left
// Module Version 10000
// Generated by (magic number): 80001
// Id's are bound by 145
// Id's are bound by 140
Capability Shader
1: ExtInstImport "GLSL.std.450"
MemoryModel Logical GLSL450
EntryPoint Fragment 4 "main" 143
EntryPoint Fragment 4 "main" 138
ExecutionMode 4 OriginUpperLeft
Source HLSL 500
Name 4 "main"
@ -352,17 +352,17 @@ gl_FragCoord origin is upper left
MemberName 16($Global) 2 "condf1"
MemberName 16($Global) 3 "condi1"
Name 18 ""
Name 93 "f"
Name 106 "i"
Name 126 "g"
Name 143 "@entryPointOutput"
Name 88 "f"
Name 101 "i"
Name 121 "g"
Name 138 "@entryPointOutput"
MemberDecorate 16($Global) 0 Offset 0
MemberDecorate 16($Global) 1 Offset 4
MemberDecorate 16($Global) 2 Offset 8
MemberDecorate 16($Global) 3 Offset 12
Decorate 16($Global) Block
Decorate 18 DescriptorSet 0
Decorate 143(@entryPointOutput) Location 0
Decorate 138(@entryPointOutput) Location 0
2: TypeVoid
3: TypeFunction 2
6: TypeFloat 32
@ -388,25 +388,25 @@ gl_FragCoord origin is upper left
53: 6(float) Constant 1077936128
57: 15(int) Constant 3
64: 6(float) Constant 1082130432
88: 6(float) Constant 1084227584
92: TypePointer Function 6(float)
105: TypePointer Function 15(int)
130: 6(float) Constant 1088421888
131: 6(float) Constant 1090519040
142: TypePointer Output 7(fvec4)
143(@entryPointOutput): 142(ptr) Variable Output
83: 6(float) Constant 1084227584
87: TypePointer Function 6(float)
100: TypePointer Function 15(int)
125: 6(float) Constant 1088421888
126: 6(float) Constant 1090519040
137: TypePointer Output 7(fvec4)
138(@entryPointOutput): 137(ptr) Variable Output
4(main): 2 Function None 3
5: Label
144: 7(fvec4) FunctionCall 9(@main()
Store 143(@entryPointOutput) 144
139: 7(fvec4) FunctionCall 9(@main()
Store 138(@entryPointOutput) 139
Return
FunctionEnd
9(@main(): 7(fvec4) Function None 8
10: Label
12(a): 11(ptr) Variable Function
93(f): 92(ptr) Variable Function
106(i): 105(ptr) Variable Function
126(g): 92(ptr) Variable Function
88(f): 87(ptr) Variable Function
101(i): 100(ptr) Variable Function
121(g): 87(ptr) Variable Function
Store 12(a) 14
21: 20(ptr) AccessChain 18 19
22: 15(int) Load 21
@ -455,98 +455,87 @@ gl_FragCoord origin is upper left
68: 20(ptr) AccessChain 18 19
69: 15(int) Load 68
70: 23(bool) INotEqual 69 25
SelectionMerge 72 None
BranchConditional 70 71 72
71: Label
73: 35(ptr) AccessChain 18 34
74: 6(float) Load 73
75: 15(int) ConvertFToS 74
76: 23(bool) INotEqual 75 25
Branch 72
72: Label
77: 23(bool) Phi 70 62 76 71
78: 23(bool) LogicalNot 77
SelectionMerge 80 None
BranchConditional 78 79 80
79: Label
81: 35(ptr) AccessChain 18 46
82: 6(float) Load 81
83: 23(bool) FOrdNotEqual 82 38
Branch 80
80: Label
84: 23(bool) Phi 77 72 83 79
SelectionMerge 86 None
BranchConditional 84 85 86
85: Label
87: 7(fvec4) Load 12(a)
89: 7(fvec4) CompositeConstruct 88 88 88 88
90: 7(fvec4) FAdd 87 89
ReturnValue 90
86: Label
94: 35(ptr) AccessChain 18 34
95: 6(float) Load 94
Store 93(f) 95
Branch 96
96: Label
LoopMerge 98 99 None
Branch 100
100: Label
101: 6(float) Load 93(f)
102: 23(bool) FOrdNotEqual 101 38
BranchConditional 102 97 98
97: Label
103: 6(float) Load 93(f)
104: 6(float) FSub 103 30
Store 93(f) 104
Branch 99
99: Label
Branch 96
98: Label
107: 20(ptr) AccessChain 18 19
108: 15(int) Load 107
Store 106(i) 108
Branch 109
109: Label
LoopMerge 111 112 None
Branch 110
110: Label
113: 15(int) Load 106(i)
114: 15(int) ISub 113 19
Store 106(i) 114
71: 35(ptr) AccessChain 18 34
72: 6(float) Load 71
73: 15(int) ConvertFToS 72
74: 23(bool) INotEqual 73 25
75: 23(bool) LogicalAnd 70 74
76: 35(ptr) AccessChain 18 46
77: 6(float) Load 76
78: 23(bool) FOrdNotEqual 77 38
79: 23(bool) LogicalOr 75 78
SelectionMerge 81 None
BranchConditional 79 80 81
80: Label
82: 7(fvec4) Load 12(a)
84: 7(fvec4) CompositeConstruct 83 83 83 83
85: 7(fvec4) FAdd 82 84
ReturnValue 85
81: Label
89: 35(ptr) AccessChain 18 34
90: 6(float) Load 89
Store 88(f) 90
Branch 91
91: Label
LoopMerge 93 94 None
Branch 95
95: Label
96: 6(float) Load 88(f)
97: 23(bool) FOrdNotEqual 96 38
BranchConditional 97 92 93
92: Label
98: 6(float) Load 88(f)
99: 6(float) FSub 98 30
Store 88(f) 99
Branch 94
94: Label
Branch 91
93: Label
102: 20(ptr) AccessChain 18 19
103: 15(int) Load 102
Store 101(i) 103
Branch 104
104: Label
LoopMerge 106 107 None
Branch 105
105: Label
108: 15(int) Load 101(i)
109: 15(int) ISub 108 19
Store 101(i) 109
Branch 107
107: Label
110: 15(int) Load 101(i)
111: 23(bool) INotEqual 110 25
BranchConditional 111 104 106
106: Label
Branch 112
112: Label
115: 15(int) Load 106(i)
116: 23(bool) INotEqual 115 25
BranchConditional 116 109 111
111: Label
Branch 117
117: Label
LoopMerge 119 120 None
Branch 121
121: Label
122: 15(int) Load 106(i)
123: 23(bool) INotEqual 122 25
BranchConditional 123 118 119
118: Label
124: 15(int) Load 106(i)
125: 15(int) ISub 124 19
Store 106(i) 125
Branch 120
120: Label
Branch 117
119: Label
127: 35(ptr) AccessChain 18 34
128: 6(float) Load 127
129: 23(bool) FOrdNotEqual 128 38
132: 6(float) Select 129 130 131
Store 126(g) 132
133: 6(float) Load 126(g)
134: 7(fvec4) Load 12(a)
135: 7(fvec4) CompositeConstruct 133 133 133 133
136: 7(fvec4) FAdd 134 135
Store 12(a) 136
137: 7(fvec4) Load 12(a)
138: 7(fvec4) CompositeConstruct 30 30 30 30
139: 7(fvec4) FSub 137 138
ReturnValue 139
LoopMerge 114 115 None
Branch 116
116: Label
117: 15(int) Load 101(i)
118: 23(bool) INotEqual 117 25
BranchConditional 118 113 114
113: Label
119: 15(int) Load 101(i)
120: 15(int) ISub 119 19
Store 101(i) 120
Branch 115
115: Label
Branch 112
114: Label
122: 35(ptr) AccessChain 18 34
123: 6(float) Load 122
124: 23(bool) FOrdNotEqual 123 38
127: 6(float) Select 124 125 126
Store 121(g) 127
128: 6(float) Load 121(g)
129: 7(fvec4) Load 12(a)
130: 7(fvec4) CompositeConstruct 128 128 128 128
131: 7(fvec4) FAdd 129 130
Store 12(a) 131
132: 7(fvec4) Load 12(a)
133: 7(fvec4) CompositeConstruct 30 30 30 30
134: 7(fvec4) FSub 132 133
ReturnValue 134
FunctionEnd

View File

@ -173,34 +173,34 @@ gl_FragCoord origin is upper left
// Module Version 10000
// Generated by (magic number): 80001
// Id's are bound by 91
// Id's are bound by 85
Capability Shader
1: ExtInstImport "GLSL.std.450"
MemoryModel Logical GLSL450
EntryPoint Fragment 4 "main" 89
EntryPoint Fragment 4 "main" 83
ExecutionMode 4 OriginUpperLeft
Source HLSL 500
Name 4 "main"
Name 11 "test1(f1;"
Name 10 "v"
Name 15 "@main("
Name 22 "@finitetmp"
Name 36 "@finitetmp"
Name 39 "$Global"
MemberName 39($Global) 0 "f"
MemberName 39($Global) 1 "f2"
MemberName 39($Global) 2 "f3"
Name 41 ""
Name 57 "@finitetmp"
Name 71 "@finitetmp"
Name 89 "@entryPointOutput"
MemberDecorate 39($Global) 0 Offset 0
MemberDecorate 39($Global) 1 Offset 4
MemberDecorate 39($Global) 2 Offset 16
Decorate 39($Global) Block
Decorate 41 DescriptorSet 0
Decorate 89(@entryPointOutput) Location 0
Name 20 "@finitetmp"
Name 32 "@finitetmp"
Name 35 "$Global"
MemberName 35($Global) 0 "f"
MemberName 35($Global) 1 "f2"
MemberName 35($Global) 2 "f3"
Name 37 ""
Name 51 "@finitetmp"
Name 65 "@finitetmp"
Name 83 "@entryPointOutput"
MemberDecorate 35($Global) 0 Offset 0
MemberDecorate 35($Global) 1 Offset 4
MemberDecorate 35($Global) 2 Offset 16
Decorate 35($Global) Block
Decorate 37 DescriptorSet 0
Decorate 83(@entryPointOutput) Location 0
2: TypeVoid
3: TypeFunction 2
6: TypeFloat 32
@ -209,100 +209,85 @@ gl_FragCoord origin is upper left
9: TypeFunction 8(bool) 7(ptr)
13: TypeVector 6(float) 4
14: TypeFunction 13(fvec4)
37: TypeVector 6(float) 2
38: TypeVector 6(float) 3
39($Global): TypeStruct 6(float) 37(fvec2) 38(fvec3)
40: TypePointer Uniform 39($Global)
41: 40(ptr) Variable Uniform
42: TypeInt 32 1
43: 42(int) Constant 0
44: TypePointer Uniform 6(float)
56: TypePointer Function 37(fvec2)
58: 42(int) Constant 1
59: TypePointer Uniform 37(fvec2)
63: TypeVector 8(bool) 2
70: TypePointer Function 38(fvec3)
72: 42(int) Constant 2
73: TypePointer Uniform 38(fvec3)
77: TypeVector 8(bool) 3
84: 6(float) Constant 0
85: 13(fvec4) ConstantComposite 84 84 84 84
88: TypePointer Output 13(fvec4)
89(@entryPointOutput): 88(ptr) Variable Output
33: TypeVector 6(float) 2
34: TypeVector 6(float) 3
35($Global): TypeStruct 6(float) 33(fvec2) 34(fvec3)
36: TypePointer Uniform 35($Global)
37: 36(ptr) Variable Uniform
38: TypeInt 32 1
39: 38(int) Constant 0
40: TypePointer Uniform 6(float)
50: TypePointer Function 33(fvec2)
52: 38(int) Constant 1
53: TypePointer Uniform 33(fvec2)
57: TypeVector 8(bool) 2
64: TypePointer Function 34(fvec3)
66: 38(int) Constant 2
67: TypePointer Uniform 34(fvec3)
71: TypeVector 8(bool) 3
78: 6(float) Constant 0
79: 13(fvec4) ConstantComposite 78 78 78 78
82: TypePointer Output 13(fvec4)
83(@entryPointOutput): 82(ptr) Variable Output
4(main): 2 Function None 3
5: Label
90: 13(fvec4) FunctionCall 15(@main()
Store 89(@entryPointOutput) 90
84: 13(fvec4) FunctionCall 15(@main()
Store 83(@entryPointOutput) 84
Return
FunctionEnd
11(test1(f1;): 8(bool) Function None 9
10(v): 7(ptr) FunctionParameter
12: Label
22(@finitetmp): 7(ptr) Variable Function
20(@finitetmp): 7(ptr) Variable Function
17: 6(float) Load 10(v)
18: 8(bool) IsNan 17
19: 8(bool) LogicalNot 18
SelectionMerge 21 None
BranchConditional 19 20 21
20: Label
23: 6(float) Load 10(v)
Store 22(@finitetmp) 23
24: 6(float) Load 22(@finitetmp)
25: 8(bool) IsNan 24
26: 8(bool) LogicalNot 25
SelectionMerge 28 None
BranchConditional 26 27 28
27: Label
29: 6(float) Load 22(@finitetmp)
30: 8(bool) IsInf 29
31: 8(bool) LogicalNot 30
Branch 28
28: Label
32: 8(bool) Phi 26 20 31 27
Branch 21
21: Label
33: 8(bool) Phi 19 12 32 28
ReturnValue 33
21: 6(float) Load 10(v)
Store 20(@finitetmp) 21
22: 6(float) Load 20(@finitetmp)
23: 8(bool) IsNan 22
24: 8(bool) LogicalNot 23
25: 6(float) Load 20(@finitetmp)
26: 8(bool) IsInf 25
27: 8(bool) LogicalNot 26
28: 8(bool) LogicalAnd 24 27
29: 8(bool) LogicalAnd 19 28
ReturnValue 29
FunctionEnd
15(@main(): 13(fvec4) Function None 14
16: Label
36(@finitetmp): 7(ptr) Variable Function
57(@finitetmp): 56(ptr) Variable Function
71(@finitetmp): 70(ptr) Variable Function
45: 44(ptr) AccessChain 41 43
46: 6(float) Load 45
Store 36(@finitetmp) 46
47: 6(float) Load 36(@finitetmp)
48: 8(bool) IsNan 47
49: 8(bool) LogicalNot 48
SelectionMerge 51 None
BranchConditional 49 50 51
50: Label
52: 6(float) Load 36(@finitetmp)
53: 8(bool) IsInf 52
54: 8(bool) LogicalNot 53
Branch 51
51: Label
55: 8(bool) Phi 49 16 54 50
60: 59(ptr) AccessChain 41 58
61: 37(fvec2) Load 60
Store 57(@finitetmp) 61
62: 37(fvec2) Load 57(@finitetmp)
64: 63(bvec2) IsNan 62
65: 63(bvec2) LogicalNot 64
66: 37(fvec2) Load 57(@finitetmp)
67: 63(bvec2) IsInf 66
68: 63(bvec2) LogicalNot 67
69: 63(bvec2) LogicalAnd 65 68
74: 73(ptr) AccessChain 41 72
75: 38(fvec3) Load 74
Store 71(@finitetmp) 75
76: 38(fvec3) Load 71(@finitetmp)
78: 77(bvec3) IsNan 76
79: 77(bvec3) LogicalNot 78
80: 38(fvec3) Load 71(@finitetmp)
81: 77(bvec3) IsInf 80
82: 77(bvec3) LogicalNot 81
83: 77(bvec3) LogicalAnd 79 82
ReturnValue 85
32(@finitetmp): 7(ptr) Variable Function
51(@finitetmp): 50(ptr) Variable Function
65(@finitetmp): 64(ptr) Variable Function
41: 40(ptr) AccessChain 37 39
42: 6(float) Load 41
Store 32(@finitetmp) 42
43: 6(float) Load 32(@finitetmp)
44: 8(bool) IsNan 43
45: 8(bool) LogicalNot 44
46: 6(float) Load 32(@finitetmp)
47: 8(bool) IsInf 46
48: 8(bool) LogicalNot 47
49: 8(bool) LogicalAnd 45 48
54: 53(ptr) AccessChain 37 52
55: 33(fvec2) Load 54
Store 51(@finitetmp) 55
56: 33(fvec2) Load 51(@finitetmp)
58: 57(bvec2) IsNan 56
59: 57(bvec2) LogicalNot 58
60: 33(fvec2) Load 51(@finitetmp)
61: 57(bvec2) IsInf 60
62: 57(bvec2) LogicalNot 61
63: 57(bvec2) LogicalAnd 59 62
68: 67(ptr) AccessChain 37 66
69: 34(fvec3) Load 68
Store 65(@finitetmp) 69
70: 34(fvec3) Load 65(@finitetmp)
72: 71(bvec3) IsNan 70
73: 71(bvec3) LogicalNot 72
74: 34(fvec3) Load 65(@finitetmp)
75: 71(bvec3) IsInf 74
76: 71(bvec3) LogicalNot 75
77: 71(bvec3) LogicalAnd 73 76
ReturnValue 79
FunctionEnd

View File

@ -129,106 +129,95 @@ gl_FragCoord origin is upper left
// Module Version 10000
// Generated by (magic number): 80001
// Id's are bound by 62
// Id's are bound by 57
Capability Shader
1: ExtInstImport "GLSL.std.450"
MemoryModel Logical GLSL450
EntryPoint Fragment 4 "main" 59
EntryPoint Fragment 4 "main" 54
ExecutionMode 4 OriginUpperLeft
Source HLSL 500
Name 4 "main"
Name 8 "PS_OUTPUT"
MemberName 8(PS_OUTPUT) 0 "Color"
Name 10 "@main("
Name 15 "$Global"
MemberName 15($Global) 0 "ival"
MemberName 15($Global) 1 "ival4"
MemberName 15($Global) 2 "fval"
MemberName 15($Global) 3 "fval4"
Name 17 ""
Name 50 "psout"
Name 59 "Color"
MemberDecorate 15($Global) 0 Offset 0
MemberDecorate 15($Global) 1 Offset 16
MemberDecorate 15($Global) 2 Offset 32
MemberDecorate 15($Global) 3 Offset 48
Decorate 15($Global) Block
Decorate 17 DescriptorSet 0
Decorate 59(Color) Location 0
Name 14 "$Global"
MemberName 14($Global) 0 "ival"
MemberName 14($Global) 1 "ival4"
MemberName 14($Global) 2 "fval"
MemberName 14($Global) 3 "fval4"
Name 16 ""
Name 45 "psout"
Name 54 "Color"
MemberDecorate 14($Global) 0 Offset 0
MemberDecorate 14($Global) 1 Offset 16
MemberDecorate 14($Global) 2 Offset 32
MemberDecorate 14($Global) 3 Offset 48
Decorate 14($Global) Block
Decorate 16 DescriptorSet 0
Decorate 54(Color) Location 0
2: TypeVoid
3: TypeFunction 2
6: TypeFloat 32
7: TypeVector 6(float) 4
8(PS_OUTPUT): TypeStruct 7(fvec4)
9: TypeFunction 8(PS_OUTPUT)
12: TypeBool
13: TypeInt 32 1
14: TypeVector 13(int) 4
15($Global): TypeStruct 13(int) 14(ivec4) 6(float) 7(fvec4)
16: TypePointer Uniform 15($Global)
17: 16(ptr) Variable Uniform
18: 13(int) Constant 0
19: TypePointer Uniform 13(int)
12: TypeInt 32 1
13: TypeVector 12(int) 4
14($Global): TypeStruct 12(int) 13(ivec4) 6(float) 7(fvec4)
15: TypePointer Uniform 14($Global)
16: 15(ptr) Variable Uniform
17: 12(int) Constant 0
18: TypePointer Uniform 12(int)
21: TypeBool
22: TypeInt 32 0
23: 22(int) Constant 0
27: 13(int) Constant 2
28: TypePointer Uniform 6(float)
49: TypePointer Function 8(PS_OUTPUT)
51: 6(float) Constant 1065353216
52: 7(fvec4) ConstantComposite 51 51 51 51
53: TypePointer Function 7(fvec4)
58: TypePointer Output 7(fvec4)
59(Color): 58(ptr) Variable Output
25: 12(int) Constant 2
26: TypePointer Uniform 6(float)
44: TypePointer Function 8(PS_OUTPUT)
46: 6(float) Constant 1065353216
47: 7(fvec4) ConstantComposite 46 46 46 46
48: TypePointer Function 7(fvec4)
53: TypePointer Output 7(fvec4)
54(Color): 53(ptr) Variable Output
4(main): 2 Function None 3
5: Label
60:8(PS_OUTPUT) FunctionCall 10(@main()
61: 7(fvec4) CompositeExtract 60 0
Store 59(Color) 61
55:8(PS_OUTPUT) FunctionCall 10(@main()
56: 7(fvec4) CompositeExtract 55 0
Store 54(Color) 56
Return
FunctionEnd
10(@main():8(PS_OUTPUT) Function None 9
11: Label
50(psout): 49(ptr) Variable Function
20: 19(ptr) AccessChain 17 18
21: 13(int) Load 20
24: 12(bool) INotEqual 21 23
SelectionMerge 26 None
BranchConditional 24 25 26
25: Label
29: 28(ptr) AccessChain 17 27
30: 6(float) Load 29
31: 13(int) ConvertFToS 30
32: 12(bool) INotEqual 31 23
Branch 26
26: Label
33: 12(bool) Phi 24 11 32 25
SelectionMerge 35 None
BranchConditional 33 34 35
34: Label
Branch 35
35: Label
36: 19(ptr) AccessChain 17 18
37: 13(int) Load 36
38: 12(bool) INotEqual 37 23
39: 12(bool) LogicalNot 38
SelectionMerge 41 None
BranchConditional 39 40 41
40: Label
42: 28(ptr) AccessChain 17 27
43: 6(float) Load 42
44: 13(int) ConvertFToS 43
45: 12(bool) INotEqual 44 23
Branch 41
41: Label
46: 12(bool) Phi 38 35 45 40
SelectionMerge 48 None
BranchConditional 46 47 48
47: Label
Branch 48
48: Label
54: 53(ptr) AccessChain 50(psout) 18
Store 54 52
55:8(PS_OUTPUT) Load 50(psout)
ReturnValue 55
45(psout): 44(ptr) Variable Function
19: 18(ptr) AccessChain 16 17
20: 12(int) Load 19
24: 21(bool) INotEqual 20 23
27: 26(ptr) AccessChain 16 25
28: 6(float) Load 27
29: 12(int) ConvertFToS 28
30: 21(bool) INotEqual 29 23
31: 21(bool) LogicalAnd 24 30
SelectionMerge 33 None
BranchConditional 31 32 33
32: Label
Branch 33
33: Label
34: 18(ptr) AccessChain 16 17
35: 12(int) Load 34
36: 21(bool) INotEqual 35 23
37: 26(ptr) AccessChain 16 25
38: 6(float) Load 37
39: 12(int) ConvertFToS 38
40: 21(bool) INotEqual 39 23
41: 21(bool) LogicalOr 36 40
SelectionMerge 43 None
BranchConditional 41 42 43
42: Label
Branch 43
43: Label
49: 48(ptr) AccessChain 45(psout) 17
Store 49 47
50:8(PS_OUTPUT) Load 45(psout)
ReturnValue 50
FunctionEnd