Handle overloaded functions which share the same OpName.

Awkward, but legal SPIR-V.
This commit is contained in:
Hans-Kristian Arntzen 2018-02-23 14:13:46 +01:00
Родитель f887b200bb
Коммит a04bdcc7f7
15 изменённых файлов: 704 добавлений и 0 удалений

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static float4 FragColor;
struct SPIRV_Cross_Output
{
float4 FragColor : SV_Target0;
};
void frag_main()
{
FragColor = (((1.0f.xxxx + 1.0f.xxxx) + (1.0f.xxx.xyzz + 1.0f.xxxx)) + (1.0f.xxxx + 2.0f.xxxx)) + (1.0f.xx.xyxy + 2.0f.xxxx);
}
SPIRV_Cross_Output main()
{
frag_main();
SPIRV_Cross_Output stage_output;
stage_output.FragColor = FragColor;
return stage_output;
}

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#include <metal_stdlib>
#include <simd/simd.h>
using namespace metal;
struct main0_out
{
float4 FragColor [[color(0)]];
};
fragment main0_out main0()
{
main0_out out = {};
out.FragColor = (((float4(1.0) + float4(1.0)) + (float3(1.0).xyzz + float4(1.0))) + (float4(1.0) + float4(2.0))) + (float2(1.0).xyxy + float4(2.0));
return out;
}

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#version 310 es
precision mediump float;
precision highp int;
layout(location = 0) out vec4 FragColor;
void main()
{
FragColor = (((vec4(1.0) + vec4(1.0)) + (vec3(1.0).xyzz + vec4(1.0))) + (vec4(1.0) + vec4(2.0))) + (vec2(1.0).xyxy + vec4(2.0));
}

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static float4 FragColor;
struct SPIRV_Cross_Output
{
float4 FragColor : SV_Target0;
};
float4 foo(float4 foo_1)
{
return foo_1 + 1.0f.xxxx;
}
float4 foo(float3 foo_1)
{
return foo_1.xyzz + 1.0f.xxxx;
}
float4 foo_1(float4 foo_2)
{
return foo_2 + 2.0f.xxxx;
}
float4 foo(float2 foo_2)
{
return foo_2.xyxy + 2.0f.xxxx;
}
void frag_main()
{
float4 foo_3 = 1.0f.xxxx;
float4 foo_2 = foo(foo_3);
float3 foo_5 = 1.0f.xxx;
float4 foo_4 = foo(foo_5);
float4 foo_7 = 1.0f.xxxx;
float4 foo_6 = foo_1(foo_7);
float2 foo_9 = 1.0f.xx;
float4 foo_8 = foo(foo_9);
FragColor = ((foo_2 + foo_4) + foo_6) + foo_8;
}
SPIRV_Cross_Output main()
{
frag_main();
SPIRV_Cross_Output stage_output;
stage_output.FragColor = FragColor;
return stage_output;
}

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#pragma clang diagnostic ignored "-Wmissing-prototypes"
#include <metal_stdlib>
#include <simd/simd.h>
using namespace metal;
struct main0_out
{
float4 FragColor [[color(0)]];
};
float4 foo(thread const float4& foo_1)
{
return foo_1 + float4(1.0);
}
float4 foo(thread const float3& foo_1)
{
return foo_1.xyzz + float4(1.0);
}
float4 foo_1(thread const float4& foo_2)
{
return foo_2 + float4(2.0);
}
float4 foo(thread const float2& foo_2)
{
return foo_2.xyxy + float4(2.0);
}
fragment main0_out main0()
{
main0_out out = {};
float4 foo_3 = float4(1.0);
float4 foo_2 = foo(foo_3);
float3 foo_5 = float3(1.0);
float4 foo_4 = foo(foo_5);
float4 foo_7 = float4(1.0);
float4 foo_6 = foo_1(foo_7);
float2 foo_9 = float2(1.0);
float4 foo_8 = foo(foo_9);
out.FragColor = ((foo_2 + foo_4) + foo_6) + foo_8;
return out;
}

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#version 310 es
precision mediump float;
precision highp int;
layout(location = 0) out vec4 FragColor;
vec4 foo(vec4 foo_1)
{
return foo_1 + vec4(1.0);
}
vec4 foo(vec3 foo_1)
{
return foo_1.xyzz + vec4(1.0);
}
vec4 foo_1(vec4 foo_2)
{
return foo_2 + vec4(2.0);
}
vec4 foo(vec2 foo_2)
{
return foo_2.xyxy + vec4(2.0);
}
void main()
{
highp vec4 foo_3 = vec4(1.0);
vec4 foo_2 = foo(foo_3);
highp vec3 foo_5 = vec3(1.0);
vec4 foo_4 = foo(foo_5);
highp vec4 foo_7 = vec4(1.0);
vec4 foo_6 = foo_1(foo_7);
highp vec2 foo_9 = vec2(1.0);
vec4 foo_8 = foo(foo_9);
FragColor = ((foo_2 + foo_4) + foo_6) + foo_8;
}

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; SPIR-V
; Version: 1.0
; Generator: Khronos Glslang Reference Front End; 3
; Bound: 76
; Schema: 0
OpCapability Shader
%1 = OpExtInstImport "GLSL.std.450"
OpMemoryModel Logical GLSL450
OpEntryPoint Fragment %main "main" %FragColor
OpExecutionMode %main OriginUpperLeft
OpSource ESSL 310
OpName %main "main"
OpName %foobar_vf4_ "foo"
OpName %a "foo"
OpName %foobar_vf3_ "foo"
OpName %a_0 "foo"
OpName %foobaz_vf4_ "foo"
OpName %a_1 "foo"
OpName %foobaz_vf2_ "foo"
OpName %a_2 "foo"
OpName %a_3 "foo"
OpName %param "foo"
OpName %b "foo"
OpName %param_0 "foo"
OpName %c "foo"
OpName %param_1 "foo"
OpName %d "foo"
OpName %param_2 "foo"
OpName %FragColor "FragColor"
OpDecorate %foobar_vf4_ RelaxedPrecision
OpDecorate %a RelaxedPrecision
OpDecorate %foobar_vf3_ RelaxedPrecision
OpDecorate %a_0 RelaxedPrecision
OpDecorate %foobaz_vf4_ RelaxedPrecision
OpDecorate %a_1 RelaxedPrecision
OpDecorate %foobaz_vf2_ RelaxedPrecision
OpDecorate %a_2 RelaxedPrecision
OpDecorate %28 RelaxedPrecision
OpDecorate %30 RelaxedPrecision
OpDecorate %31 RelaxedPrecision
OpDecorate %34 RelaxedPrecision
OpDecorate %35 RelaxedPrecision
OpDecorate %36 RelaxedPrecision
OpDecorate %37 RelaxedPrecision
OpDecorate %40 RelaxedPrecision
OpDecorate %42 RelaxedPrecision
OpDecorate %43 RelaxedPrecision
OpDecorate %46 RelaxedPrecision
OpDecorate %47 RelaxedPrecision
OpDecorate %48 RelaxedPrecision
OpDecorate %49 RelaxedPrecision
OpDecorate %a_3 RelaxedPrecision
OpDecorate %55 RelaxedPrecision
OpDecorate %b RelaxedPrecision
OpDecorate %59 RelaxedPrecision
OpDecorate %c RelaxedPrecision
OpDecorate %62 RelaxedPrecision
OpDecorate %d RelaxedPrecision
OpDecorate %66 RelaxedPrecision
OpDecorate %FragColor RelaxedPrecision
OpDecorate %FragColor Location 0
OpDecorate %69 RelaxedPrecision
OpDecorate %70 RelaxedPrecision
OpDecorate %71 RelaxedPrecision
OpDecorate %72 RelaxedPrecision
OpDecorate %73 RelaxedPrecision
OpDecorate %74 RelaxedPrecision
OpDecorate %75 RelaxedPrecision
%void = OpTypeVoid
%3 = OpTypeFunction %void
%float = OpTypeFloat 32
%v4float = OpTypeVector %float 4
%_ptr_Function_v4float = OpTypePointer Function %v4float
%9 = OpTypeFunction %v4float %_ptr_Function_v4float
%v3float = OpTypeVector %float 3
%_ptr_Function_v3float = OpTypePointer Function %v3float
%15 = OpTypeFunction %v4float %_ptr_Function_v3float
%v2float = OpTypeVector %float 2
%_ptr_Function_v2float = OpTypePointer Function %v2float
%24 = OpTypeFunction %v4float %_ptr_Function_v2float
%float_1 = OpConstant %float 1
%float_2 = OpConstant %float 2
%53 = OpConstantComposite %v4float %float_1 %float_1 %float_1 %float_1
%57 = OpConstantComposite %v3float %float_1 %float_1 %float_1
%64 = OpConstantComposite %v2float %float_1 %float_1
%_ptr_Output_v4float = OpTypePointer Output %v4float
%FragColor = OpVariable %_ptr_Output_v4float Output
%main = OpFunction %void None %3
%5 = OpLabel
%a_3 = OpVariable %_ptr_Function_v4float Function
%param = OpVariable %_ptr_Function_v4float Function
%b = OpVariable %_ptr_Function_v4float Function
%param_0 = OpVariable %_ptr_Function_v3float Function
%c = OpVariable %_ptr_Function_v4float Function
%param_1 = OpVariable %_ptr_Function_v4float Function
%d = OpVariable %_ptr_Function_v4float Function
%param_2 = OpVariable %_ptr_Function_v2float Function
OpStore %param %53
%55 = OpFunctionCall %v4float %foobar_vf4_ %param
OpStore %a_3 %55
OpStore %param_0 %57
%59 = OpFunctionCall %v4float %foobar_vf3_ %param_0
OpStore %b %59
OpStore %param_1 %53
%62 = OpFunctionCall %v4float %foobaz_vf4_ %param_1
OpStore %c %62
OpStore %param_2 %64
%66 = OpFunctionCall %v4float %foobaz_vf2_ %param_2
OpStore %d %66
%69 = OpLoad %v4float %a_3
%70 = OpLoad %v4float %b
%71 = OpFAdd %v4float %69 %70
%72 = OpLoad %v4float %c
%73 = OpFAdd %v4float %71 %72
%74 = OpLoad %v4float %d
%75 = OpFAdd %v4float %73 %74
OpStore %FragColor %75
OpReturn
OpFunctionEnd
%foobar_vf4_ = OpFunction %v4float None %9
%a = OpFunctionParameter %_ptr_Function_v4float
%12 = OpLabel
%28 = OpLoad %v4float %a
%30 = OpCompositeConstruct %v4float %float_1 %float_1 %float_1 %float_1
%31 = OpFAdd %v4float %28 %30
OpReturnValue %31
OpFunctionEnd
%foobar_vf3_ = OpFunction %v4float None %15
%a_0 = OpFunctionParameter %_ptr_Function_v3float
%18 = OpLabel
%34 = OpLoad %v3float %a_0
%35 = OpVectorShuffle %v4float %34 %34 0 1 2 2
%36 = OpCompositeConstruct %v4float %float_1 %float_1 %float_1 %float_1
%37 = OpFAdd %v4float %35 %36
OpReturnValue %37
OpFunctionEnd
%foobaz_vf4_ = OpFunction %v4float None %9
%a_1 = OpFunctionParameter %_ptr_Function_v4float
%21 = OpLabel
%40 = OpLoad %v4float %a_1
%42 = OpCompositeConstruct %v4float %float_2 %float_2 %float_2 %float_2
%43 = OpFAdd %v4float %40 %42
OpReturnValue %43
OpFunctionEnd
%foobaz_vf2_ = OpFunction %v4float None %24
%a_2 = OpFunctionParameter %_ptr_Function_v2float
%27 = OpLabel
%46 = OpLoad %v2float %a_2
%47 = OpVectorShuffle %v4float %46 %46 0 1 0 1
%48 = OpCompositeConstruct %v4float %float_2 %float_2 %float_2 %float_2
%49 = OpFAdd %v4float %47 %48
OpReturnValue %49
OpFunctionEnd

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; SPIR-V
; Version: 1.0
; Generator: Khronos Glslang Reference Front End; 3
; Bound: 76
; Schema: 0
OpCapability Shader
%1 = OpExtInstImport "GLSL.std.450"
OpMemoryModel Logical GLSL450
OpEntryPoint Fragment %main "main" %FragColor
OpExecutionMode %main OriginUpperLeft
OpSource ESSL 310
OpName %main "main"
OpName %foobar_vf4_ "foo"
OpName %a "foo"
OpName %foobar_vf3_ "foo"
OpName %a_0 "foo"
OpName %foobaz_vf4_ "foo"
OpName %a_1 "foo"
OpName %foobaz_vf2_ "foo"
OpName %a_2 "foo"
OpName %a_3 "foo"
OpName %param "foo"
OpName %b "foo"
OpName %param_0 "foo"
OpName %c "foo"
OpName %param_1 "foo"
OpName %d "foo"
OpName %param_2 "foo"
OpName %FragColor "FragColor"
OpDecorate %foobar_vf4_ RelaxedPrecision
OpDecorate %a RelaxedPrecision
OpDecorate %foobar_vf3_ RelaxedPrecision
OpDecorate %a_0 RelaxedPrecision
OpDecorate %foobaz_vf4_ RelaxedPrecision
OpDecorate %a_1 RelaxedPrecision
OpDecorate %foobaz_vf2_ RelaxedPrecision
OpDecorate %a_2 RelaxedPrecision
OpDecorate %28 RelaxedPrecision
OpDecorate %30 RelaxedPrecision
OpDecorate %31 RelaxedPrecision
OpDecorate %34 RelaxedPrecision
OpDecorate %35 RelaxedPrecision
OpDecorate %36 RelaxedPrecision
OpDecorate %37 RelaxedPrecision
OpDecorate %40 RelaxedPrecision
OpDecorate %42 RelaxedPrecision
OpDecorate %43 RelaxedPrecision
OpDecorate %46 RelaxedPrecision
OpDecorate %47 RelaxedPrecision
OpDecorate %48 RelaxedPrecision
OpDecorate %49 RelaxedPrecision
OpDecorate %a_3 RelaxedPrecision
OpDecorate %55 RelaxedPrecision
OpDecorate %b RelaxedPrecision
OpDecorate %59 RelaxedPrecision
OpDecorate %c RelaxedPrecision
OpDecorate %62 RelaxedPrecision
OpDecorate %d RelaxedPrecision
OpDecorate %66 RelaxedPrecision
OpDecorate %FragColor RelaxedPrecision
OpDecorate %FragColor Location 0
OpDecorate %69 RelaxedPrecision
OpDecorate %70 RelaxedPrecision
OpDecorate %71 RelaxedPrecision
OpDecorate %72 RelaxedPrecision
OpDecorate %73 RelaxedPrecision
OpDecorate %74 RelaxedPrecision
OpDecorate %75 RelaxedPrecision
%void = OpTypeVoid
%3 = OpTypeFunction %void
%float = OpTypeFloat 32
%v4float = OpTypeVector %float 4
%_ptr_Function_v4float = OpTypePointer Function %v4float
%9 = OpTypeFunction %v4float %_ptr_Function_v4float
%v3float = OpTypeVector %float 3
%_ptr_Function_v3float = OpTypePointer Function %v3float
%15 = OpTypeFunction %v4float %_ptr_Function_v3float
%v2float = OpTypeVector %float 2
%_ptr_Function_v2float = OpTypePointer Function %v2float
%24 = OpTypeFunction %v4float %_ptr_Function_v2float
%float_1 = OpConstant %float 1
%float_2 = OpConstant %float 2
%53 = OpConstantComposite %v4float %float_1 %float_1 %float_1 %float_1
%57 = OpConstantComposite %v3float %float_1 %float_1 %float_1
%64 = OpConstantComposite %v2float %float_1 %float_1
%_ptr_Output_v4float = OpTypePointer Output %v4float
%FragColor = OpVariable %_ptr_Output_v4float Output
%main = OpFunction %void None %3
%5 = OpLabel
%a_3 = OpVariable %_ptr_Function_v4float Function
%param = OpVariable %_ptr_Function_v4float Function
%b = OpVariable %_ptr_Function_v4float Function
%param_0 = OpVariable %_ptr_Function_v3float Function
%c = OpVariable %_ptr_Function_v4float Function
%param_1 = OpVariable %_ptr_Function_v4float Function
%d = OpVariable %_ptr_Function_v4float Function
%param_2 = OpVariable %_ptr_Function_v2float Function
OpStore %param %53
%55 = OpFunctionCall %v4float %foobar_vf4_ %param
OpStore %a_3 %55
OpStore %param_0 %57
%59 = OpFunctionCall %v4float %foobar_vf3_ %param_0
OpStore %b %59
OpStore %param_1 %53
%62 = OpFunctionCall %v4float %foobaz_vf4_ %param_1
OpStore %c %62
OpStore %param_2 %64
%66 = OpFunctionCall %v4float %foobaz_vf2_ %param_2
OpStore %d %66
%69 = OpLoad %v4float %a_3
%70 = OpLoad %v4float %b
%71 = OpFAdd %v4float %69 %70
%72 = OpLoad %v4float %c
%73 = OpFAdd %v4float %71 %72
%74 = OpLoad %v4float %d
%75 = OpFAdd %v4float %73 %74
OpStore %FragColor %75
OpReturn
OpFunctionEnd
%foobar_vf4_ = OpFunction %v4float None %9
%a = OpFunctionParameter %_ptr_Function_v4float
%12 = OpLabel
%28 = OpLoad %v4float %a
%30 = OpCompositeConstruct %v4float %float_1 %float_1 %float_1 %float_1
%31 = OpFAdd %v4float %28 %30
OpReturnValue %31
OpFunctionEnd
%foobar_vf3_ = OpFunction %v4float None %15
%a_0 = OpFunctionParameter %_ptr_Function_v3float
%18 = OpLabel
%34 = OpLoad %v3float %a_0
%35 = OpVectorShuffle %v4float %34 %34 0 1 2 2
%36 = OpCompositeConstruct %v4float %float_1 %float_1 %float_1 %float_1
%37 = OpFAdd %v4float %35 %36
OpReturnValue %37
OpFunctionEnd
%foobaz_vf4_ = OpFunction %v4float None %9
%a_1 = OpFunctionParameter %_ptr_Function_v4float
%21 = OpLabel
%40 = OpLoad %v4float %a_1
%42 = OpCompositeConstruct %v4float %float_2 %float_2 %float_2 %float_2
%43 = OpFAdd %v4float %40 %42
OpReturnValue %43
OpFunctionEnd
%foobaz_vf2_ = OpFunction %v4float None %24
%a_2 = OpFunctionParameter %_ptr_Function_v2float
%27 = OpLabel
%46 = OpLoad %v2float %a_2
%47 = OpVectorShuffle %v4float %46 %46 0 1 0 1
%48 = OpCompositeConstruct %v4float %float_2 %float_2 %float_2 %float_2
%49 = OpFAdd %v4float %47 %48
OpReturnValue %49
OpFunctionEnd

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@ -0,0 +1,153 @@
; SPIR-V
; Version: 1.0
; Generator: Khronos Glslang Reference Front End; 3
; Bound: 76
; Schema: 0
OpCapability Shader
%1 = OpExtInstImport "GLSL.std.450"
OpMemoryModel Logical GLSL450
OpEntryPoint Fragment %main "main" %FragColor
OpExecutionMode %main OriginUpperLeft
OpSource ESSL 310
OpName %main "main"
OpName %foobar_vf4_ "foo"
OpName %a "foo"
OpName %foobar_vf3_ "foo"
OpName %a_0 "foo"
OpName %foobaz_vf4_ "foo"
OpName %a_1 "foo"
OpName %foobaz_vf2_ "foo"
OpName %a_2 "foo"
OpName %a_3 "foo"
OpName %param "foo"
OpName %b "foo"
OpName %param_0 "foo"
OpName %c "foo"
OpName %param_1 "foo"
OpName %d "foo"
OpName %param_2 "foo"
OpName %FragColor "FragColor"
OpDecorate %foobar_vf4_ RelaxedPrecision
OpDecorate %a RelaxedPrecision
OpDecorate %foobar_vf3_ RelaxedPrecision
OpDecorate %a_0 RelaxedPrecision
OpDecorate %foobaz_vf4_ RelaxedPrecision
OpDecorate %a_1 RelaxedPrecision
OpDecorate %foobaz_vf2_ RelaxedPrecision
OpDecorate %a_2 RelaxedPrecision
OpDecorate %28 RelaxedPrecision
OpDecorate %30 RelaxedPrecision
OpDecorate %31 RelaxedPrecision
OpDecorate %34 RelaxedPrecision
OpDecorate %35 RelaxedPrecision
OpDecorate %36 RelaxedPrecision
OpDecorate %37 RelaxedPrecision
OpDecorate %40 RelaxedPrecision
OpDecorate %42 RelaxedPrecision
OpDecorate %43 RelaxedPrecision
OpDecorate %46 RelaxedPrecision
OpDecorate %47 RelaxedPrecision
OpDecorate %48 RelaxedPrecision
OpDecorate %49 RelaxedPrecision
OpDecorate %a_3 RelaxedPrecision
OpDecorate %55 RelaxedPrecision
OpDecorate %b RelaxedPrecision
OpDecorate %59 RelaxedPrecision
OpDecorate %c RelaxedPrecision
OpDecorate %62 RelaxedPrecision
OpDecorate %d RelaxedPrecision
OpDecorate %66 RelaxedPrecision
OpDecorate %FragColor RelaxedPrecision
OpDecorate %FragColor Location 0
OpDecorate %69 RelaxedPrecision
OpDecorate %70 RelaxedPrecision
OpDecorate %71 RelaxedPrecision
OpDecorate %72 RelaxedPrecision
OpDecorate %73 RelaxedPrecision
OpDecorate %74 RelaxedPrecision
OpDecorate %75 RelaxedPrecision
%void = OpTypeVoid
%3 = OpTypeFunction %void
%float = OpTypeFloat 32
%v4float = OpTypeVector %float 4
%_ptr_Function_v4float = OpTypePointer Function %v4float
%9 = OpTypeFunction %v4float %_ptr_Function_v4float
%v3float = OpTypeVector %float 3
%_ptr_Function_v3float = OpTypePointer Function %v3float
%15 = OpTypeFunction %v4float %_ptr_Function_v3float
%v2float = OpTypeVector %float 2
%_ptr_Function_v2float = OpTypePointer Function %v2float
%24 = OpTypeFunction %v4float %_ptr_Function_v2float
%float_1 = OpConstant %float 1
%float_2 = OpConstant %float 2
%53 = OpConstantComposite %v4float %float_1 %float_1 %float_1 %float_1
%57 = OpConstantComposite %v3float %float_1 %float_1 %float_1
%64 = OpConstantComposite %v2float %float_1 %float_1
%_ptr_Output_v4float = OpTypePointer Output %v4float
%FragColor = OpVariable %_ptr_Output_v4float Output
%main = OpFunction %void None %3
%5 = OpLabel
%a_3 = OpVariable %_ptr_Function_v4float Function
%param = OpVariable %_ptr_Function_v4float Function
%b = OpVariable %_ptr_Function_v4float Function
%param_0 = OpVariable %_ptr_Function_v3float Function
%c = OpVariable %_ptr_Function_v4float Function
%param_1 = OpVariable %_ptr_Function_v4float Function
%d = OpVariable %_ptr_Function_v4float Function
%param_2 = OpVariable %_ptr_Function_v2float Function
OpStore %param %53
%55 = OpFunctionCall %v4float %foobar_vf4_ %param
OpStore %a_3 %55
OpStore %param_0 %57
%59 = OpFunctionCall %v4float %foobar_vf3_ %param_0
OpStore %b %59
OpStore %param_1 %53
%62 = OpFunctionCall %v4float %foobaz_vf4_ %param_1
OpStore %c %62
OpStore %param_2 %64
%66 = OpFunctionCall %v4float %foobaz_vf2_ %param_2
OpStore %d %66
%69 = OpLoad %v4float %a_3
%70 = OpLoad %v4float %b
%71 = OpFAdd %v4float %69 %70
%72 = OpLoad %v4float %c
%73 = OpFAdd %v4float %71 %72
%74 = OpLoad %v4float %d
%75 = OpFAdd %v4float %73 %74
OpStore %FragColor %75
OpReturn
OpFunctionEnd
%foobar_vf4_ = OpFunction %v4float None %9
%a = OpFunctionParameter %_ptr_Function_v4float
%12 = OpLabel
%28 = OpLoad %v4float %a
%30 = OpCompositeConstruct %v4float %float_1 %float_1 %float_1 %float_1
%31 = OpFAdd %v4float %28 %30
OpReturnValue %31
OpFunctionEnd
%foobar_vf3_ = OpFunction %v4float None %15
%a_0 = OpFunctionParameter %_ptr_Function_v3float
%18 = OpLabel
%34 = OpLoad %v3float %a_0
%35 = OpVectorShuffle %v4float %34 %34 0 1 2 2
%36 = OpCompositeConstruct %v4float %float_1 %float_1 %float_1 %float_1
%37 = OpFAdd %v4float %35 %36
OpReturnValue %37
OpFunctionEnd
%foobaz_vf4_ = OpFunction %v4float None %9
%a_1 = OpFunctionParameter %_ptr_Function_v4float
%21 = OpLabel
%40 = OpLoad %v4float %a_1
%42 = OpCompositeConstruct %v4float %float_2 %float_2 %float_2 %float_2
%43 = OpFAdd %v4float %40 %42
OpReturnValue %43
OpFunctionEnd
%foobaz_vf2_ = OpFunction %v4float None %24
%a_2 = OpFunctionParameter %_ptr_Function_v2float
%27 = OpLabel
%46 = OpLoad %v2float %a_2
%47 = OpVectorShuffle %v4float %46 %46 0 1 0 1
%48 = OpCompositeConstruct %v4float %float_2 %float_2 %float_2 %float_2
%49 = OpFAdd %v4float %47 %48
OpReturnValue %49
OpFunctionEnd

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@ -1037,6 +1037,23 @@ public:
private:
std::locale old;
};
class Hasher
{
public:
inline void u32(uint32_t value)
{
h = (h * 0x100000001b3ull) ^ value;
}
inline uint64_t get() const
{
return h;
}
private:
uint64_t h = 0xcbf29ce484222325ull;
};
}
#endif

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@ -375,6 +375,9 @@ void CompilerCPP::emit_c_linkage()
void CompilerCPP::emit_function_prototype(SPIRFunction &func, uint64_t)
{
if (func.self != entry_point)
add_function_overload(func);
local_variable_names = resource_names;
string decl;

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@ -244,6 +244,7 @@ void CompilerGLSL::reset()
forwarded_temporaries.clear();
resource_names.clear();
function_overloads.clear();
for (auto &id : ids)
{
@ -7856,8 +7857,44 @@ bool CompilerGLSL::check_atomic_image(uint32_t id)
return false;
}
void CompilerGLSL::add_function_overload(const SPIRFunction &func)
{
Hasher hasher;
for (auto &arg : func.arguments)
hasher.u32(arg.type);
uint64_t types_hash = hasher.get();
auto function_name = to_name(func.self);
auto itr = function_overloads.find(function_name);
if (itr != end(function_overloads))
{
// There exists a function with this name already.
auto &overloads = itr->second;
if (overloads.count(types_hash) != 0)
{
// Overload conflict, assign a new name.
add_resource_name(func.self);
function_overloads[to_name(func.self)].insert(types_hash);
}
else
{
// Can reuse the name.
overloads.insert(types_hash);
}
}
else
{
// First time we see this function name.
add_resource_name(func.self);
function_overloads[to_name(func.self)].insert(types_hash);
}
}
void CompilerGLSL::emit_function_prototype(SPIRFunction &func, uint64_t return_flags)
{
if (func.self != entry_point)
add_function_overload(func);
// Avoid shadow declarations.
local_variable_names = resource_names;

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@ -295,6 +295,7 @@ protected:
void add_local_variable_name(uint32_t id);
void add_resource_name(uint32_t id);
void add_member_name(SPIRType &type, uint32_t name);
void add_function_overload(const SPIRFunction &func);
virtual bool is_non_native_row_major_matrix(uint32_t id);
virtual bool member_is_non_native_row_major_matrix(const SPIRType &type, uint32_t index);
@ -303,6 +304,7 @@ protected:
std::unordered_set<std::string> local_variable_names;
std::unordered_set<std::string> resource_names;
std::unordered_map<std::string, std::unordered_set<uint64_t>> function_overloads;
bool processing_entry_point = false;

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@ -1746,6 +1746,9 @@ string CompilerHLSL::to_func_call_arg(uint32_t id)
void CompilerHLSL::emit_function_prototype(SPIRFunction &func, uint64_t return_flags)
{
if (func.self != entry_point)
add_function_overload(func);
auto &execution = get_entry_point();
// Avoid shadow declarations.
local_variable_names = resource_names;

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@ -2133,6 +2133,9 @@ void CompilerMSL::emit_interface_block(uint32_t ib_var_id)
// If this is the entry point function, Metal-specific return value and function arguments are added.
void CompilerMSL::emit_function_prototype(SPIRFunction &func, uint64_t)
{
if (func.self != entry_point)
add_function_overload(func);
local_variable_names = resource_names;
string decl;