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aco: Remove D16 zero components from image stores.

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No foz-db changes.

Signed-off-by: Georg Lehmann <dadschoorse@gmail.com>
Reviewed-by: Daniel Schürmann <daniel@schuermann.dev>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/15179>
This commit is contained in:
Georg Lehmann 2022-03-31 15:40:53 +02:00 • committed by Marge Bot
parent a9bce05700
commit 69cceab718
1 changed files with 6 additions and 5 deletions
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11
src/amd/compiler/aco_instruction_selection.cpp
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@ -6129,7 +6129,7 @@ visit_image_store(isel_context* ctx, nir_intrinsic_instr* instr)
/* remove zero/undef elements from data, components which aren't in dmask
* are zeroed anyway
*/
if (instr->src[3].ssa->bit_size == 32) {
if (instr->src[3].ssa->bit_size == 32 || instr->src[3].ssa->bit_size == 16) {
for (uint32_t i = 0; i < instr->num_components; i++) {
nir_ssa_scalar comp = nir_ssa_scalar_resolved(instr->src[3].ssa, i);
if (comp.def->parent_instr->type == nir_instr_type_ssa_undef ||
@ -6141,18 +6141,19 @@ visit_image_store(isel_context* ctx, nir_intrinsic_instr* instr)
if (dmask == 0)
dmask = 1;
if (dmask != BITFIELD_MASK(data.size())) {
if (dmask != BITFIELD_MASK(num_components)) {
uint32_t dmask_count = util_bitcount(dmask);
RegClass rc = d16 ? v2b : v1;
if (dmask_count == 1) {
data = emit_extract_vector(ctx, data, ffs(dmask) - 1, v1);
data = emit_extract_vector(ctx, data, ffs(dmask) - 1, rc);
} else {
aco_ptr<Pseudo_instruction> vec{create_instruction<Pseudo_instruction>(
aco_opcode::p_create_vector, Format::PSEUDO, dmask_count, 1)};
uint32_t index = 0;
u_foreach_bit(bit, dmask) {
vec->operands[index++] = Operand(emit_extract_vector(ctx, data, bit, v1));
vec->operands[index++] = Operand(emit_extract_vector(ctx, data, bit, rc));
}
data = bld.tmp(RegType::vgpr, dmask_count);
data = bld.tmp(RegClass::get(RegType::vgpr, dmask_count * rc.bytes()));
vec->definitions[0] = Definition(data);
bld.insert(std::move(vec));
}