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aco/assembler: Actually insert s_inst_prefetch instructions when aligning blocks for loops

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Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/32037>
This commit is contained in:
Daniel Schürmann
2024-11-26 15:21:15 +01:00
committed by Marge Bot
parent b92afdbd28
commit 592f3fd994
1 changed files with 5 additions and 5 deletions
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src/amd/compiler/aco_assembler.cpp
+5 -5
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@@ -1687,15 +1687,15 @@ align_block(asm_context& ctx, std::vector<uint32_t>& code, Block& block)
loop_num_cl <= 3;
if (change_prefetch) {
Builder bld(ctx.program);
Builder bld(ctx.program, &ctx.program->blocks[loop_header->linear_preds[0]]);
int16_t prefetch_mode = loop_num_cl == 3 ? 0x1 : 0x2;
aco_ptr<Instruction> instr(bld.sopp(aco_opcode::s_inst_prefetch, prefetch_mode));
emit_instruction(ctx, nops, instr.get());
Instruction* instr = bld.sopp(aco_opcode::s_inst_prefetch, prefetch_mode);
emit_instruction(ctx, nops, instr);
insert_code(ctx, code, loop_header->offset, nops.size(), nops.data());
/* Change prefetch mode back to default (0x3). */
instr->salu().imm = 0x3;
emit_instruction(ctx, code, instr.get());
bld.reset(&block.instructions, block.instructions.begin());
bld.sopp(aco_opcode::s_inst_prefetch, 0x3);
}
const unsigned loop_start_cl = loop_header->offset >> 4;