SPIRV-Cross/shaders-no-opt/asm/frag/phi.zero-initialize.asm.frag
Hans-Kristian Arntzen b8905bbd95 Add support for forcefully zero-initialized variables.
Useful to better support certain platforms which require all variables
to be initialized to something.
2020-03-26 13:38:27 +01:00

70 lines
2.6 KiB
JavaScript

; SPIR-V
; Version: 1.0
; Generator: Khronos Glslang Reference Front End; 8
; Bound: 40
; Schema: 0
OpCapability Shader
%1 = OpExtInstImport "GLSL.std.450"
OpMemoryModel Logical GLSL450
OpEntryPoint Fragment %main "main" %vColor %FragColor
OpExecutionMode %main OriginUpperLeft
OpSource GLSL 450
OpName %main "main"
OpName %vColor "vColor"
OpName %uninit_function_int "uninit_function_int"
OpName %FragColor "FragColor"
OpName %uninit_int "uninit_int"
OpName %uninit_vector "uninit_vector"
OpName %uninit_matrix "uninit_matrix"
OpName %Foo "Foo"
OpMemberName %Foo 0 "a"
OpName %uninit_foo "uninit_foo"
OpDecorate %vColor Location 0
OpDecorate %FragColor Location 0
%void = OpTypeVoid
%3 = OpTypeFunction %void
%float = OpTypeFloat 32
%v4float = OpTypeVector %float 4
%_ptr_Input_v4float = OpTypePointer Input %v4float
%vColor = OpVariable %_ptr_Input_v4float Input
%uint = OpTypeInt 32 0
%uint_0 = OpConstant %uint 0
%_ptr_Input_float = OpTypePointer Input %float
%float_10 = OpConstant %float 10
%bool = OpTypeBool
%int = OpTypeInt 32 1
%_ptr_Function_int = OpTypePointer Function %int
%int_10 = OpConstant %int 10
%int_20 = OpConstant %int 20
%_ptr_Output_v4float = OpTypePointer Output %v4float
%FragColor = OpVariable %_ptr_Output_v4float Output
%_ptr_Private_int = OpTypePointer Private %int
%uninit_int = OpUndef %int
%v4int = OpTypeVector %int 4
%_ptr_Private_v4int = OpTypePointer Private %v4int
%uninit_vector = OpUndef %v4int
%mat4v4float = OpTypeMatrix %v4float 4
%_ptr_Private_mat4v4float = OpTypePointer Private %mat4v4float
%uninit_matrix = OpUndef %mat4v4float
%Foo = OpTypeStruct %int
%_ptr_Private_Foo = OpTypePointer Private %Foo
%uninit_foo = OpUndef %Foo
%main = OpFunction %void None %3
%5 = OpLabel
%uninit_function_int = OpVariable %_ptr_Function_int Function
%13 = OpAccessChain %_ptr_Input_float %vColor %uint_0
%14 = OpLoad %float %13
%17 = OpFOrdGreaterThan %bool %14 %float_10
OpSelectionMerge %19 None
OpBranchConditional %17 %18 %24
%18 = OpLabel
OpBranch %19
%24 = OpLabel
OpBranch %19
%19 = OpLabel
%27 = OpPhi %int %int_10 %18 %int_20 %24
%28 = OpLoad %v4float %vColor
OpStore %FragColor %28
OpReturn
OpFunctionEnd