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aco: handle read2st64/write2st64 in optimizer

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Signed-off-by: Rhys Perry <pendingchaos02@gmail.com>
Reviewed-by: Timur Kristóf <timur.kristof@gmail.com>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/13778>
This commit is contained in:
Rhys Perry 2021-11-15 16:40:53 +00:00 • committed by Marge Bot
parent 2135c88d9c
commit 5aa5af7776
1 changed files with 15 additions and 9 deletions
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24
src/amd/compiler/aco_optimizer.cpp
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@ -1390,15 +1390,21 @@ label_instruction(opt_ctx& ctx, aco_ptr<Instruction>& instr)
if (instr->opcode == aco_opcode::ds_write2_b32 ||
instr->opcode == aco_opcode::ds_read2_b32 ||
instr->opcode == aco_opcode::ds_write2_b64 ||
instr->opcode == aco_opcode::ds_read2_b64) {
unsigned mask = (instr->opcode == aco_opcode::ds_write2_b64 ||
instr->opcode == aco_opcode::ds_read2_b64)
? 0x7
: 0x3;
unsigned shifts = (instr->opcode == aco_opcode::ds_write2_b64 ||
instr->opcode == aco_opcode::ds_read2_b64)
? 3
: 2;
instr->opcode == aco_opcode::ds_read2_b64 ||
instr->opcode == aco_opcode::ds_write2st64_b32 ||
instr->opcode == aco_opcode::ds_read2st64_b32 ||
instr->opcode == aco_opcode::ds_write2st64_b64 ||
instr->opcode == aco_opcode::ds_read2st64_b64) {
bool is64bit = instr->opcode == aco_opcode::ds_write2_b64 ||
instr->opcode == aco_opcode::ds_read2_b64 ||
instr->opcode == aco_opcode::ds_write2st64_b64 ||
instr->opcode == aco_opcode::ds_read2st64_b64;
bool st64 = instr->opcode == aco_opcode::ds_write2st64_b32 ||
instr->opcode == aco_opcode::ds_read2st64_b32 ||
instr->opcode == aco_opcode::ds_write2st64_b64 ||
instr->opcode == aco_opcode::ds_read2st64_b64;
unsigned shifts = (is64bit ? 3 : 2) + (st64 ? 6 : 0);
unsigned mask = BITFIELD_MASK(shifts);
if ((offset & mask) == 0 && ds.offset0 + (offset >> shifts) <= 255 &&
ds.offset1 + (offset >> shifts) <= 255) {