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r600/sfn: Fix streamout with non-zero component write

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Signed-off-by: Gert Wollny <gert.wollny@collabora.com>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/17678>
This commit is contained in:
Gert Wollny 2022-07-22 16:30:39 +02:00 • committed by Marge Bot
parent d92ce8566b
commit dcfb047e11
1 changed files with 5 additions and 6 deletions
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11
src/gallium/drivers/r600/sfn/sfn_shader_gs.cpp
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@ -256,16 +256,15 @@ bool GeometryShader::store_output(nir_intrinsic_instr* instr)
AluInstr *ir = nullptr;
if (m_streamout_data[location]) {
auto value = m_streamout_data[location]->value();
const auto& value = m_streamout_data[location]->value();
auto tmp = value_factory().temp_vec4(pin_group);
for (unsigned i = 0; i < 4 - shift; ++i) {
if (!(write_mask & (1 << i)))
continue;
if (value[i]->chan() < 4) {
ir = new AluInstr(op1_mov, tmp[i], value[src_swz[i]], AluInstr::write);
} else if (out_value[i]->chan() < 4) {
ir = new AluInstr(op1_mov, tmp[i], out_value[i], AluInstr::write);
if (out_value[i + shift]->chan() < 4) {
ir = new AluInstr(op1_mov, tmp[i + shift], out_value[i + shift], AluInstr::write);
} else if (value[i]->chan() < 4) {
ir = new AluInstr(op1_mov, tmp[i + shift], value[i], AluInstr::write);
} else
continue;
emit_instruction(ir);