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HLSL: Emulate write-to-output on return-from-entry-point, for return value.

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This fixes issue #487 and #480.
It also correctly handles output parameters from the entry point.
This commit is contained in:
John Kessenich 2016-08-28 15:00:23 -06:00
parent 81cd764b5f
commit 6a70eb7161
91 changed files with 5158 additions and 4130 deletions
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124
Test/baseResults/hlsl.precedence2.frag.out
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@ -9,22 +9,25 @@ gl_FragCoord origin is upper left
0:7 'a3' (in int)
0:7 'a4' (in int)
0:? Sequence
0:8 Branch: Return with expression
0:8 add (temp int)
0:8 left-shift (temp int)
0:8 add (temp int)
0:8 component-wise multiply (temp int)
0:8 'a1' (in int)
0:8 'a2' (in int)
0:8 'a3' (in int)
0:8 'a4' (in int)
0:8 left-shift (temp int)
0:8 'a1' (in int)
0:8 add (temp int)
0:8 'a2' (in int)
0:8 component-wise multiply (temp int)
0:8 Sequence
0:8 move second child to first child (temp int)
0:? '@entryPointOutput' (out int)
0:8 add (temp int)
0:8 left-shift (temp int)
0:8 add (temp int)
0:8 component-wise multiply (temp int)
0:8 'a1' (in int)
0:8 'a2' (in int)
0:8 'a3' (in int)
0:8 'a4' (in int)
0:8 'a4' (in int)
0:8 left-shift (temp int)
0:8 'a1' (in int)
0:8 add (temp int)
0:8 'a2' (in int)
0:8 component-wise multiply (temp int)
0:8 'a3' (in int)
0:8 'a4' (in int)
0:8 Branch: Return
0:? Linker Objects
@ -41,62 +44,69 @@ gl_FragCoord origin is upper left
0:7 'a3' (in int)
0:7 'a4' (in int)
0:? Sequence
0:8 Branch: Return with expression
0:8 add (temp int)
0:8 left-shift (temp int)
0:8 add (temp int)
0:8 component-wise multiply (temp int)
0:8 'a1' (in int)
0:8 'a2' (in int)
0:8 'a3' (in int)
0:8 'a4' (in int)
0:8 left-shift (temp int)
0:8 'a1' (in int)
0:8 add (temp int)
0:8 'a2' (in int)
0:8 component-wise multiply (temp int)
0:8 Sequence
0:8 move second child to first child (temp int)
0:? '@entryPointOutput' (out int)
0:8 add (temp int)
0:8 left-shift (temp int)
0:8 add (temp int)
0:8 component-wise multiply (temp int)
0:8 'a1' (in int)
0:8 'a2' (in int)
0:8 'a3' (in int)
0:8 'a4' (in int)
0:8 'a4' (in int)
0:8 left-shift (temp int)
0:8 'a1' (in int)
0:8 add (temp int)
0:8 'a2' (in int)
0:8 component-wise multiply (temp int)
0:8 'a3' (in int)
0:8 'a4' (in int)
0:8 Branch: Return
0:? Linker Objects
// Module Version 10000
// Generated by (magic number): 80001
// Id's are bound by 28
// Id's are bound by 30
Capability Shader
1: ExtInstImport "GLSL.std.450"
MemoryModel Logical GLSL450
EntryPoint Fragment 4 "PixelShaderFunction" 8 10 13 16
EntryPoint Fragment 4 "PixelShaderFunction" 8 10 12 15 18
ExecutionMode 4 OriginUpperLeft
Name 4 "PixelShaderFunction"
Name 8 "a1"
Name 10 "a2"
Name 13 "a3"
Name 16 "a4"
Name 8 "@entryPointOutput"
Name 10 "a1"
Name 12 "a2"
Name 15 "a3"
Name 18 "a4"
2: TypeVoid
3: TypeFunction 2
6: TypeInt 32 1
7: TypePointer Input 6(int)
8(a1): 7(ptr) Variable Input
10(a2): 7(ptr) Variable Input
13(a3): 7(ptr) Variable Input
16(a4): 7(ptr) Variable Input
7: TypePointer Output 6(int)
8(@entryPointOutput): 7(ptr) Variable Output
9: TypePointer Input 6(int)
10(a1): 9(ptr) Variable Input
12(a2): 9(ptr) Variable Input
15(a3): 9(ptr) Variable Input
18(a4): 9(ptr) Variable Input
4(PixelShaderFunction): 2 Function None 3
5: Label
9: 6(int) Load 8(a1)
11: 6(int) Load 10(a2)
12: 6(int) IMul 9 11
14: 6(int) Load 13(a3)
15: 6(int) IAdd 12 14
17: 6(int) Load 16(a4)
18: 6(int) ShiftLeftLogical 15 17
19: 6(int) Load 8(a1)
20: 6(int) Load 10(a2)
21: 6(int) Load 13(a3)
22: 6(int) Load 16(a4)
23: 6(int) IMul 21 22
24: 6(int) IAdd 20 23
25: 6(int) ShiftLeftLogical 19 24
26: 6(int) IAdd 18 25
ReturnValue 26
11: 6(int) Load 10(a1)
13: 6(int) Load 12(a2)
14: 6(int) IMul 11 13
16: 6(int) Load 15(a3)
17: 6(int) IAdd 14 16
19: 6(int) Load 18(a4)
20: 6(int) ShiftLeftLogical 17 19
21: 6(int) Load 10(a1)
22: 6(int) Load 12(a2)
23: 6(int) Load 15(a3)
24: 6(int) Load 18(a4)
25: 6(int) IMul 23 24
26: 6(int) IAdd 22 25
27: 6(int) ShiftLeftLogical 21 26
28: 6(int) IAdd 20 27
Store 8(@entryPointOutput) 28
Return
FunctionEnd