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glasm: Implement FSWZADD

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This commit is contained in:
ameerj 2021-05-19 01:00:51 -04:00
parent 3da7b98d37
commit 36d040da70
3 changed files with 28 additions and 4 deletions
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16
src/shader_recompiler/backend/glasm/emit_glasm.cpp
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@ -281,7 +281,8 @@ void SetupOptions(const IR::Program& program, const Profile& profile, std::strin
if (info.uses_atomic_f16x2_add || info.uses_atomic_f16x2_min || info.uses_atomic_f16x2_max) {
header += "OPTION NV_shader_atomic_fp16_vector;";
}
if (info.uses_subgroup_invocation_id || info.uses_subgroup_mask || info.uses_subgroup_vote) {
if (info.uses_subgroup_invocation_id || info.uses_subgroup_mask || info.uses_subgroup_vote ||
info.uses_fswzadd) {
header += "OPTION NV_shader_thread_group;";
}
if (info.uses_subgroup_shuffles) {
@ -416,12 +417,25 @@ std::string EmitGLASM(const Profile& profile, IR::Program& program, Bindings& bi
if (program.local_memory_size > 0) {
header += fmt::format("lmem[{}],", program.local_memory_size);
}
if (program.info.uses_fswzadd) {
header += "FSWZA[4],FSWZB[4],";
}
header += "RC;"
"LONG TEMP ";
for (size_t index = 0; index < ctx.reg_alloc.NumUsedLongRegisters(); ++index) {
header += fmt::format("D{},", index);
}
header += "DC;";
if (program.info.uses_fswzadd) {
header += "MOV.F FSWZA[0],-1;"
"MOV.F FSWZA[1],1;"
"MOV.F FSWZA[2],-1;"
"MOV.F FSWZA[3],0;"
"MOV.F FSWZB[0],-1;"
"MOV.F FSWZB[1],-1;"
"MOV.F FSWZB[2],1;"
"MOV.F FSWZB[3],-1;";
}
ctx.code.insert(0, header);
ctx.code += "END";
return ctx.code;