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aco: pass vars by const & 

Reviewed-by: Rhys Perry <pendingchaos02@gmail.com>
Tested-by: Marge Bot <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/3935>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/3935>
This commit is contained in:
Albert Astals Cid 2020-02-25 00:49:01 +01:00 committed by Marge Bot
parent 5469221e77
commit 760fe44e8c
1 changed files with 2 additions and 2 deletions
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4
src/amd/compiler/aco_register_allocation.cpp
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@ -313,7 +313,7 @@ std::pair<PhysReg, bool> get_reg_simple(ra_ctx& ctx,
bool get_regs_for_copies(ra_ctx& ctx,
RegisterFile& reg_file,
std::vector<std::pair<Operand, Definition>>& parallelcopies,
std::set<std::pair<unsigned, unsigned>> vars,
const std::set<std::pair<unsigned, unsigned>> &vars,
uint32_t lb, uint32_t ub,
aco_ptr<Instruction>& instr,
uint32_t def_reg_lo,
@ -322,7 +322,7 @@ bool get_regs_for_copies(ra_ctx& ctx,
/* variables are sorted from small sized to large */
/* NOTE: variables are also sorted by ID. this only affects a very small number of shaders slightly though. */
for (std::set<std::pair<unsigned, unsigned>>::reverse_iterator it = vars.rbegin(); it != vars.rend(); ++it) {
for (std::set<std::pair<unsigned, unsigned>>::const_reverse_iterator it = vars.rbegin(); it != vars.rend(); ++it) {
unsigned id = it->second;
std::pair<PhysReg, RegClass> var = ctx.assignments[id];
uint32_t size = it->first;