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aco: use std::vector::reserve() more often

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This removes the majority of vector re-allocations.

Reviewed-by: Rhys Perry <pendingchaos02@gmail.com>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/18105>
This commit is contained in:
Daniel Schürmann
2022-08-17 00:18:54 +02:00
committed by Marge Bot
parent 902bf8ce07
commit 3d6ea4f666
5 changed files with 11 additions and 3 deletions
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src/amd/compiler/aco_instruction_selection_setup.cpp
+4
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@@ -934,6 +934,10 @@ setup_isel_context(Program* program, unsigned shader_count, struct nir_shader* c
ctx.program->config->scratch_bytes_per_wave = align(scratch_size * ctx.program->wave_size, 1024);
unsigned nir_num_blocks = 0;
for (unsigned i = 0; i < shader_count; i++)
nir_num_blocks += nir_shader_get_entrypoint(shaders[i])->num_blocks;
ctx.program->blocks.reserve(nir_num_blocks * 2);
ctx.block = ctx.program->create_and_insert_block();
ctx.block->kind = block_kind_top_level;