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SPV: only declare the pure 8/16-bit capabilities when needed.

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Only when operations stray outside the 8/16-bit storage-capabilities
are the general (pure 8/16-bit) capabilities needed.
This commit is contained in:
John Kessenich
2018-08-15 13:54:09 -06:00
parent 149afc3930
commit 31aa3d6019
10 changed files with 125 additions and 29 deletions
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9
SPIRV/GlslangToSpv.cpp
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@@ -2612,7 +2612,6 @@ spv::Id TGlslangToSpvTraverser::convertGlslangToSpvType(const glslang::TType& ty
spvType = builder.makeFloatType(64);
break;
case glslang::EbtFloat16:
builder.addCapability(spv::CapabilityFloat16);
#if AMD_EXTENSIONS
if (builder.getSpvVersion() < glslang::EShTargetSpv_1_3)
builder.addExtension(spv::E_SPV_AMD_gpu_shader_half_float);
@@ -2627,16 +2626,13 @@ spv::Id TGlslangToSpvTraverser::convertGlslangToSpvType(const glslang::TType& ty
else
spvType = builder.makeBoolType();
break;
case glslang::EbtInt8:
builder.addCapability(spv::CapabilityInt8);
case glslang::EbtInt8:
spvType = builder.makeIntType(8);
break;
case glslang::EbtUint8:
builder.addCapability(spv::CapabilityInt8);
spvType = builder.makeUintType(8);
break;
case glslang::EbtInt16:
builder.addCapability(spv::CapabilityInt16);
case glslang::EbtInt16:
#ifdef AMD_EXTENSIONS
if (builder.getSpvVersion() < glslang::EShTargetSpv_1_3)
builder.addExtension(spv::E_SPV_AMD_gpu_shader_int16);
@@ -2644,7 +2640,6 @@ spv::Id TGlslangToSpvTraverser::convertGlslangToSpvType(const glslang::TType& ty
spvType = builder.makeIntType(16);
break;
case glslang::EbtUint16:
builder.addCapability(spv::CapabilityInt16);
#ifdef AMD_EXTENSIONS
if (builder.getSpvVersion() < glslang::EShTargetSpv_1_3)
builder.addExtension(spv::E_SPV_AMD_gpu_shader_int16);