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glsl: F16x2 storage atomics

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This commit is contained in:
ameerj 2021-05-25 01:52:02 -04:00
parent 11ba190462
commit 9cc1b8a873
7 changed files with 64 additions and 58 deletions
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16
src/shader_recompiler/backend/glsl/emit_context.cpp
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@ -39,6 +39,10 @@ void EmitContext::SetupExtensions(std::string& header) {
if (info.uses_atomic_f16x2_add || info.uses_atomic_f16x2_min || info.uses_atomic_f16x2_max) {
header += "#extension NV_shader_atomic_fp16_vector : enable\n";
}
if (info.uses_fp16) {
// TODO: AMD
header += "#extension GL_NV_gpu_shader5 : enable\n";
}
}
void EmitContext::DefineConstantBuffers() {
@ -89,6 +93,18 @@ void EmitContext::DefineHelperFunctions() {
code += "uint CasFloatMax32x2(uint op_a,uint op_b){return "
"packHalf2x16(max(unpackHalf2x16(op_a),unpackHalf2x16(op_b)));}\n";
}
if (info.uses_atomic_f16x2_add) {
code += "uint CasFloatAdd16x2(uint op_a,uint op_b){return "
"packFloat2x16(unpackFloat2x16(op_a)+unpackFloat2x16(op_b));}\n";
}
if (info.uses_atomic_f16x2_min) {
code += "uint CasFloatMin16x2(uint op_a,uint op_b){return "
"packFloat2x16(min(unpackFloat2x16(op_a),unpackFloat2x16(op_b)));}\n";
}
if (info.uses_atomic_f16x2_max) {
code += "uint CasFloatMax16x2(uint op_a,uint op_b){return "
"packFloat2x16(max(unpackFloat2x16(op_a),unpackFloat2x16(op_b)));}\n";
}
// TODO: Track this usage
code += "uint CasMinS32(uint op_a,uint op_b){return uint(min(int(op_a),int(op_b)));}";
code += "uint CasMaxS32(uint op_a,uint op_b){return uint(max(int(op_a),int(op_b)));}";