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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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30
Test/baseResults/hlsl.intrinsics.double.frag.out
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@ -27,9 +27,12 @@ gl_FragCoord origin is upper left
0:7 Construct uvec2 (temp 2-component vector of uint)
0:7 'inU1a' (in uint)
0:7 'inU1b' (in uint)
0:9 Branch: Return with expression
0:9 Constant:
0:9 0.000000
0:9 Sequence
0:9 move second child to first child (temp float)
0:? '@entryPointOutput' (out float)
0:9 Constant:
0:9 0.000000
0:9 Branch: Return
0:? Linker Objects
@ -64,20 +67,23 @@ gl_FragCoord origin is upper left
0:7 Construct uvec2 (temp 2-component vector of uint)
0:7 'inU1a' (in uint)
0:7 'inU1b' (in uint)
0:9 Branch: Return with expression
0:9 Constant:
0:9 0.000000
0:9 Sequence
0:9 move second child to first child (temp float)
0:? '@entryPointOutput' (out float)
0:9 Constant:
0:9 0.000000
0:9 Branch: Return
0:? Linker Objects
// Module Version 10000
// Generated by (magic number): 80001
// Id's are bound by 30
// Id's are bound by 32
Capability Shader
Capability Float64
1: ExtInstImport "GLSL.std.450"
MemoryModel Logical GLSL450
EntryPoint Fragment 4 "PixelShaderFunction" 10 12 14 20 22
EntryPoint Fragment 4 "PixelShaderFunction" 10 12 14 20 22 29
ExecutionMode 4 OriginUpperLeft
Name 4 "PixelShaderFunction"
Name 8 "r00"
@ -87,6 +93,7 @@ gl_FragCoord origin is upper left
Name 17 "r01"
Name 20 "inU1a"
Name 22 "inU1b"
Name 29 "@entryPointOutput"
2: TypeVoid
3: TypeFunction 2
6: TypeFloat 64
@ -101,7 +108,9 @@ gl_FragCoord origin is upper left
22(inU1b): 19(ptr) Variable Input
24: TypeVector 18(int) 2
27: TypeFloat 32
28: 27(float) Constant 0
28: TypePointer Output 27(float)
29(@entryPointOutput): 28(ptr) Variable Output
30: 27(float) Constant 0
4(PixelShaderFunction): 2 Function None 3
5: Label
8(r00): 7(ptr) Variable Function
@ -116,5 +125,6 @@ gl_FragCoord origin is upper left
25: 24(ivec2) CompositeConstruct 21 23
26: 6(float) Bitcast 25
Store 17(r01) 26
ReturnValue 28
Store 29(@entryPointOutput) 30
Return
FunctionEnd