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aco: compact aco::span<T> to use uint16_t offset and size instead of pointer and size_t.

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This reduces the size of the Instruction base class
from 40 bytes to 16 bytes. No pipelinedb changes.

Reviewed-by: Rhys Perry <pendingchaos02@gmail.com>
Tested-by: Marge Bot <https://gitlab.freedesktop.org/mesa/mesa/merge_requests/3332>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/merge_requests/3332>
This commit is contained in:
Daniel Schürmann
2020-01-08 12:46:47 +01:00
committed by Marge Bot
parent ffb4790279
commit 8b7a42d6d0
4 changed files with 24 additions and 21 deletions
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src/amd/compiler/aco_optimizer.cpp
+2 -1
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@@ -829,7 +829,8 @@ void label_instruction(opt_ctx &ctx, Block& block, aco_ptr<Instruction>& instr)
Format format = is_vgpr ? Format::VOP1 : Format::SOP1;
instr->opcode = opcode;
instr->format = format;
instr->operands = {instr->operands.begin(), 1 };
while (instr->operands.size() > 1)
instr->operands.pop_back();
instr->operands[0] = vec_op;
if (vec_op.isConstant()) {