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aco/validate: simplify get_subdword_bytes_written()

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Reviewed-by: Rhys Perry <pendingchaos02@gmail.com>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/12364>
This commit is contained in:
Daniel Schürmann 2021-08-13 14:38:40 +02:00 committed by Marge Bot
parent ec1bbfa608
commit f6b281a1c2
1 changed files with 12 additions and 15 deletions
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27
src/amd/compiler/aco_validate.cpp
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@ -763,8 +763,17 @@ get_subdword_bytes_written(Program* program, const aco_ptr<Instruction>& instr,
if (instr->isPseudo())
return chip >= GFX8 ? def.bytes() : def.size() * 4u;
if (instr->isSDWA() && instr->sdwa().dst_sel == (sdwa_isra | def.bytes()))
return def.bytes();
if (instr->isVALU()) {
assert(def.bytes() <= 2);
if (instr->isSDWA() && instr->sdwa().dst_sel == (sdwa_isra | def.bytes()))
return def.bytes();
if (instr_is_16bit(chip, instr->opcode))
return 2;
return 4;
}
switch (instr->opcode) {
case aco_opcode::buffer_load_ubyte_d16:
@ -787,20 +796,8 @@ get_subdword_bytes_written(Program* program, const aco_ptr<Instruction>& instr,
case aco_opcode::global_load_short_d16_hi:
case aco_opcode::ds_read_u8_d16_hi:
case aco_opcode::ds_read_u16_d16_hi: return program->dev.sram_ecc_enabled ? 4 : 2;
case aco_opcode::v_mad_f16:
case aco_opcode::v_mad_u16:
case aco_opcode::v_mad_i16:
case aco_opcode::v_fma_f16:
case aco_opcode::v_div_fixup_f16:
case aco_opcode::v_interp_p2_f16:
if (chip >= GFX9)
return 2;
break;
default: break;
default: return def.size() * 4;
}
return MAX2(chip >= GFX10 ? def.bytes() : 4,
instr_info.definition_size[(int)instr->opcode] / 8u);
}
} /* end namespace */