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HLSL: Airplane work: break/continue/discard grammar, and decls for for/if/while.

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This commit is contained in:
John Kessenich
2016-06-20 01:22:38 -06:00
parent a4a4d5e22c
commit 5bc4d9a26f
9 changed files with 522 additions and 39 deletions
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149
Test/baseResults/hlsl.discard.frag.out Executable file
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@@ -0,0 +1,149 @@
hlsl.discard.frag
Shader version: 450
gl_FragCoord origin is upper left
0:? Sequence
0:7 Function Definition: foo(f1; (temp void)
0:2 Function Parameters:
0:2 'f' (in float)
0:? Sequence
0:3 Test condition and select (temp void)
0:3 Condition
0:3 Compare Less Than (temp bool)
0:3 'f' (in float)
0:3 Constant:
0:3 1.000000
0:3 true case
0:4 Branch: Kill
0:15 Function Definition: PixelShaderFunction(vf4; (temp 4-component vector of float)
0:8 Function Parameters:
0:8 'input' (in 4-component vector of float)
0:? Sequence
0:9 Function Call: foo(f1; (temp void)
0:9 direct index (temp float)
0:9 'input' (in 4-component vector of float)
0:9 Constant:
0:9 2 (const int)
0:10 Test condition and select (temp void)
0:10 Condition
0:10 direct index (temp float)
0:10 'input' (in 4-component vector of float)
0:10 Constant:
0:10 0 (const int)
0:10 true case
0:11 Branch: Kill
0:12 move second child to first child (temp float)
0:12 'f' (temp float)
0:12 direct index (temp float)
0:12 'input' (in 4-component vector of float)
0:12 Constant:
0:12 0 (const int)
0:13 Branch: Kill
0:? Linker Objects
Linked fragment stage:
Shader version: 450
gl_FragCoord origin is upper left
0:? Sequence
0:7 Function Definition: foo(f1; (temp void)
0:2 Function Parameters:
0:2 'f' (in float)
0:? Sequence
0:3 Test condition and select (temp void)
0:3 Condition
0:3 Compare Less Than (temp bool)
0:3 'f' (in float)
0:3 Constant:
0:3 1.000000
0:3 true case
0:4 Branch: Kill
0:15 Function Definition: PixelShaderFunction(vf4; (temp 4-component vector of float)
0:8 Function Parameters:
0:8 'input' (in 4-component vector of float)
0:? Sequence
0:9 Function Call: foo(f1; (temp void)
0:9 direct index (temp float)
0:9 'input' (in 4-component vector of float)
0:9 Constant:
0:9 2 (const int)
0:10 Test condition and select (temp void)
0:10 Condition
0:10 direct index (temp float)
0:10 'input' (in 4-component vector of float)
0:10 Constant:
0:10 0 (const int)
0:10 true case
0:11 Branch: Kill
0:12 move second child to first child (temp float)
0:12 'f' (temp float)
0:12 direct index (temp float)
0:12 'input' (in 4-component vector of float)
0:12 Constant:
0:12 0 (const int)
0:13 Branch: Kill
0:? Linker Objects
// Module Version 10000
// Generated by (magic number): 80001
// Id's are bound by 39
Capability Shader
1: ExtInstImport "GLSL.std.450"
MemoryModel Logical GLSL450
EntryPoint Fragment 4 "PixelShaderFunction" 21
ExecutionMode 4 OriginUpperLeft
Source HLSL 450
Name 4 "PixelShaderFunction"
Name 10 "foo(f1;"
Name 9 "f"
Name 21 "input"
Name 22 "param"
Name 35 "f"
2: TypeVoid
3: TypeFunction 2
6: TypeFloat 32
7: TypePointer Function 6(float)
8: TypeFunction 2 7(ptr)
13: 6(float) Constant 1065353216
14: TypeBool
19: TypeVector 6(float) 4
20: TypePointer Input 19(fvec4)
21(input): 20(ptr) Variable Input
23: TypeInt 32 0
24: 23(int) Constant 2
25: TypePointer Input 6(float)
29: 23(int) Constant 0
4(PixelShaderFunction): 2 Function None 3
5: Label
22(param): 7(ptr) Variable Function
35(f): 7(ptr) Variable Function
26: 25(ptr) AccessChain 21(input) 24
27: 6(float) Load 26
Store 22(param) 27
28: 2 FunctionCall 10(foo(f1;) 22(param)
30: 25(ptr) AccessChain 21(input) 29
31: 6(float) Load 30
SelectionMerge 33 None
BranchConditional 31 32 33
32: Label
Kill
33: Label
36: 25(ptr) AccessChain 21(input) 29
37: 6(float) Load 36
Store 35(f) 37
Kill
FunctionEnd
10(foo(f1;): 2 Function None 8
9(f): 7(ptr) FunctionParameter
11: Label
12: 6(float) Load 9(f)
15: 14(bool) FOrdLessThan 12 13
SelectionMerge 17 None
BranchConditional 15 16 17
16: Label
Kill
17: Label
Return
FunctionEnd

191
Test/baseResults/hlsl.forLoop.frag.out
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@@ -2,7 +2,7 @@ hlsl.forLoop.frag
Shader version: 450
gl_FragCoord origin is upper left
0:? Sequence
0:9 Function Definition: PixelShaderFunction(vf4; (temp 4-component vector of float)
0:14 Function Definition: PixelShaderFunction(vf4; (temp 4-component vector of float)
0:2 Function Parameters:
0:2 'input' (in 4-component vector of float)
0:? Sequence
@@ -52,6 +52,61 @@ gl_FragCoord origin is upper left
0:7 'input' (in 4-component vector of float)
0:7 Constant:
0:7 2.000000
0:? Sequence
0:8 Loop with condition tested first
0:8 No loop condition
0:8 Loop Body
0:8 Test condition and select (temp void)
0:8 Condition
0:8 Compare Greater Than (temp bool)
0:8 direct index (temp float)
0:8 'input' (in 4-component vector of float)
0:8 Constant:
0:8 0 (const int)
0:8 Constant:
0:8 2.000000
0:8 true case
0:8 Branch: Break
0:? Sequence
0:9 Loop with condition tested first
0:9 No loop condition
0:9 Loop Body
0:9 Test condition and select (temp void)
0:9 Condition
0:9 Compare Greater Than (temp bool)
0:9 direct index (temp float)
0:9 'input' (in 4-component vector of float)
0:9 Constant:
0:9 0 (const int)
0:9 Constant:
0:9 2.000000
0:9 true case
0:9 Branch: Continue
0:11 Sequence
0:11 move second child to first child (temp int)
0:11 'ii' (temp int)
0:11 Constant:
0:11 -1 (const int)
0:11 Loop with condition tested first
0:11 Loop Condition
0:11 Compare Less Than (temp bool)
0:11 'ii' (temp int)
0:11 Constant:
0:11 3 (const int)
0:11 Loop Body
0:11 Test condition and select (temp void)
0:11 Condition
0:11 Compare Equal (temp bool)
0:11 'ii' (temp int)
0:11 Constant:
0:11 2 (const int)
0:11 true case
0:11 Branch: Continue
0:11 Loop Terminal Expression
0:11 Pre-Increment (temp int)
0:11 'ii' (temp int)
0:12 Pre-Decrement (temp float)
0:12 'ii' (temp float)
0:? Linker Objects
@@ -61,7 +116,7 @@ Linked fragment stage:
Shader version: 450
gl_FragCoord origin is upper left
0:? Sequence
0:9 Function Definition: PixelShaderFunction(vf4; (temp 4-component vector of float)
0:14 Function Definition: PixelShaderFunction(vf4; (temp 4-component vector of float)
0:2 Function Parameters:
0:2 'input' (in 4-component vector of float)
0:? Sequence
@@ -111,11 +166,66 @@ gl_FragCoord origin is upper left
0:7 'input' (in 4-component vector of float)
0:7 Constant:
0:7 2.000000
0:? Sequence
0:8 Loop with condition tested first
0:8 No loop condition
0:8 Loop Body
0:8 Test condition and select (temp void)
0:8 Condition
0:8 Compare Greater Than (temp bool)
0:8 direct index (temp float)
0:8 'input' (in 4-component vector of float)
0:8 Constant:
0:8 0 (const int)
0:8 Constant:
0:8 2.000000
0:8 true case
0:8 Branch: Break
0:? Sequence
0:9 Loop with condition tested first
0:9 No loop condition
0:9 Loop Body
0:9 Test condition and select (temp void)
0:9 Condition
0:9 Compare Greater Than (temp bool)
0:9 direct index (temp float)
0:9 'input' (in 4-component vector of float)
0:9 Constant:
0:9 0 (const int)
0:9 Constant:
0:9 2.000000
0:9 true case
0:9 Branch: Continue
0:11 Sequence
0:11 move second child to first child (temp int)
0:11 'ii' (temp int)
0:11 Constant:
0:11 -1 (const int)
0:11 Loop with condition tested first
0:11 Loop Condition
0:11 Compare Less Than (temp bool)
0:11 'ii' (temp int)
0:11 Constant:
0:11 3 (const int)
0:11 Loop Body
0:11 Test condition and select (temp void)
0:11 Condition
0:11 Compare Equal (temp bool)
0:11 'ii' (temp int)
0:11 Constant:
0:11 2 (const int)
0:11 true case
0:11 Branch: Continue
0:11 Loop Terminal Expression
0:11 Pre-Increment (temp int)
0:11 'ii' (temp int)
0:12 Pre-Decrement (temp float)
0:12 'ii' (temp float)
0:? Linker Objects
// Module Version 10000
// Generated by (magic number): 80001
// Id's are bound by 64
// Id's are bound by 112
Capability Shader
1: ExtInstImport "GLSL.std.450"
@@ -125,6 +235,8 @@ gl_FragCoord origin is upper left
Source HLSL 450
Name 4 "PixelShaderFunction"
Name 13 "input"
Name 89 "ii"
Name 109 "ii"
2: TypeVoid
3: TypeFunction 2
10: TypeFloat 32
@@ -135,8 +247,20 @@ gl_FragCoord origin is upper left
29: TypeBool
30: TypeVector 29(bool) 4
60: 10(float) Constant 1073741824
68: TypeInt 32 0
69: 68(int) Constant 0
70: TypePointer Input 10(float)
87: TypeInt 32 1
88: TypePointer Function 87(int)
90: 87(int) Constant 4294967295
97: 87(int) Constant 3
100: 87(int) Constant 2
106: 87(int) Constant 1
108: TypePointer Function 10(float)
4(PixelShaderFunction): 2 Function None 3
5: Label
89(ii): 88(ptr) Variable Function
109(ii): 108(ptr) Variable Function
Branch 6
6: Label
LoopMerge 8 9 None
@@ -216,5 +340,66 @@ gl_FragCoord origin is upper left
Store 13(input) 63
Branch 48
50: Label
Branch 64
64: Label
LoopMerge 66 67 None
Branch 65
65: Label
71: 70(ptr) AccessChain 13(input) 69
72: 10(float) Load 71
73: 29(bool) FOrdGreaterThan 72 60
SelectionMerge 75 None
BranchConditional 73 74 75
74: Label
Branch 66
75: Label
Branch 67
67: Label
Branch 64
66: Label
Branch 77
77: Label
LoopMerge 79 80 None
Branch 78
78: Label
81: 70(ptr) AccessChain 13(input) 69
82: 10(float) Load 81
83: 29(bool) FOrdGreaterThan 82 60
SelectionMerge 85 None
BranchConditional 83 84 85
84: Label
Branch 80
85: Label
Branch 80
80: Label
Branch 77
79: Label
Store 89(ii) 90
Branch 91
91: Label
LoopMerge 93 94 None
Branch 95
95: Label
96: 87(int) Load 89(ii)
98: 29(bool) SLessThan 96 97
BranchConditional 98 92 93
92: Label
99: 87(int) Load 89(ii)
101: 29(bool) IEqual 99 100
SelectionMerge 103 None
BranchConditional 101 102 103
102: Label
Branch 94
103: Label
Branch 94
94: Label
105: 87(int) Load 89(ii)
107: 87(int) IAdd 105 106
Store 89(ii) 107
Branch 91
93: Label
110: 10(float) Load 109(ii)
111: 10(float) FSub 110 15
Store 109(ii) 111
Return
FunctionEnd

58
Test/baseResults/hlsl.if.frag.out
View File

@@ -2,7 +2,7 @@ hlsl.if.frag
Shader version: 450
gl_FragCoord origin is upper left
0:? Sequence
0:29 Function Definition: PixelShaderFunction(vf4; (temp 4-component vector of float)
0:34 Function Definition: PixelShaderFunction(vf4; (temp 4-component vector of float)
0:2 Function Parameters:
0:2 'input' (in 4-component vector of float)
0:? Sequence
@@ -61,6 +61,19 @@ gl_FragCoord origin is upper left
0:26 Branch: Return with expression
0:26 Negate value (temp 4-component vector of float)
0:26 'input' (in 4-component vector of float)
0:30 Test condition and select (temp void)
0:30 Condition
0:30 move second child to first child (temp float)
0:30 'ii' (temp float)
0:30 direct index (temp float)
0:30 'input' (in 4-component vector of float)
0:30 Constant:
0:30 2 (const int)
0:30 true case
0:31 Pre-Increment (temp float)
0:31 'ii' (temp float)
0:32 Pre-Increment (temp int)
0:32 'ii' (temp int)
0:? Linker Objects
@@ -70,7 +83,7 @@ Linked fragment stage:
Shader version: 450
gl_FragCoord origin is upper left
0:? Sequence
0:29 Function Definition: PixelShaderFunction(vf4; (temp 4-component vector of float)
0:34 Function Definition: PixelShaderFunction(vf4; (temp 4-component vector of float)
0:2 Function Parameters:
0:2 'input' (in 4-component vector of float)
0:? Sequence
@@ -129,11 +142,24 @@ gl_FragCoord origin is upper left
0:26 Branch: Return with expression
0:26 Negate value (temp 4-component vector of float)
0:26 'input' (in 4-component vector of float)
0:30 Test condition and select (temp void)
0:30 Condition
0:30 move second child to first child (temp float)
0:30 'ii' (temp float)
0:30 direct index (temp float)
0:30 'input' (in 4-component vector of float)
0:30 Constant:
0:30 2 (const int)
0:30 true case
0:31 Pre-Increment (temp float)
0:31 'ii' (temp float)
0:32 Pre-Increment (temp int)
0:32 'ii' (temp int)
0:? Linker Objects
// Module Version 10000
// Generated by (magic number): 80001
// Id's are bound by 64
// Id's are bound by 82
Capability Shader
1: ExtInstImport "GLSL.std.450"
@@ -143,6 +169,8 @@ gl_FragCoord origin is upper left
Source HLSL 450
Name 4 "PixelShaderFunction"
Name 9 "input"
Name 65 "ii"
Name 78 "ii"
2: TypeVoid
3: TypeFunction 2
6: TypeFloat 32
@@ -151,8 +179,18 @@ gl_FragCoord origin is upper left
9(input): 8(ptr) Variable Input
12: TypeBool
13: TypeVector 12(bool) 4
64: TypePointer Function 6(float)
66: TypeInt 32 0
67: 66(int) Constant 2
68: TypePointer Input 6(float)
74: 6(float) Constant 1065353216
76: TypeInt 32 1
77: TypePointer Function 76(int)
80: 76(int) Constant 1
4(PixelShaderFunction): 2 Function None 3
5: Label
65(ii): 64(ptr) Variable Function
78(ii): 77(ptr) Variable Function
10: 7(fvec4) Load 9(input)
11: 7(fvec4) Load 9(input)
14: 13(bvec4) FOrdEqual 10 11
@@ -219,5 +257,19 @@ gl_FragCoord origin is upper left
62: 7(fvec4) FNegate 61
ReturnValue 62
57: Label
69: 68(ptr) AccessChain 9(input) 67
70: 6(float) Load 69
Store 65(ii) 70
SelectionMerge 72 None
BranchConditional 70 71 72
71: Label
73: 6(float) Load 65(ii)
75: 6(float) FAdd 73 74
Store 65(ii) 75
Branch 72
72: Label
79: 76(int) Load 78(ii)
81: 76(int) IAdd 79 80
Store 78(ii) 81
Return
FunctionEnd

14
Test/hlsl.discard.frag Normal file
View File

@@ -0,0 +1,14 @@
void foo(float f)
{
if (f < 1.0)
discard;
}
float4 PixelShaderFunction(float4 input) : COLOR0
{
foo(input.z);
if (input.x)
discard;
float f = input.x;
discard;
}

5
Test/hlsl.forLoop.frag
View File

@@ -5,4 +5,9 @@ float4 PixelShaderFunction(float4 input) : COLOR0
[unroll] for (; input != input; ) {}
for (; input != input; ) { return -input; }
for (--input; input != input; input += 2) { return -input; }
for (;;) if (input.x > 2.0) break;
for (;;) if (input.x > 2.0) continue;
float ii;
for (int ii = -1; ii < 3; ++ii) if (ii == 2) continue;
--ii;
}

5
Test/hlsl.if.frag
View File

@@ -25,4 +25,9 @@ float4 PixelShaderFunction(float4 input) : COLOR0
} else {
return -input;
}
int ii;
if (float ii = input.z)
++ii;
++ii;
}