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aco/ra: Use std::all_of to simplify a loop

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Reviewed-by: Daniel Schürmann <daniel@schuermann.dev>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/7799>
This commit is contained in:
Tony Wasserka 2020-10-29 11:43:51 +01:00 • committed by Marge Bot
parent f7e6b61379
commit d9e1375e27
1 changed files with 6 additions and 7 deletions
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13
src/amd/compiler/aco_register_allocation.cpp
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@ -828,15 +828,14 @@ std::pair<PhysReg, bool> get_reg_simple(ra_ctx& ctx,
continue;
for (unsigned i = 0; i < 4; i+= info.stride) {
if (entry.second[i] != 0)
continue;
/* check if there's a block of free bytes large enough to hold the register */
bool reg_found = std::all_of(&entry.second[i], &entry.second[std::min(4u, i + rc.bytes())],
[](unsigned v) { return v == 0; });
bool reg_found = true;
for (unsigned j = 1; reg_found && i + j < 4 && j < rc.bytes(); j++)
reg_found &= entry.second[i + j] == 0;
/* check if also the neighboring reg is free if needed */
if (reg_found && i + rc.bytes() > 4)
reg_found = (reg_file[entry.first + 1] == 0);
/* check neighboring reg if needed */
reg_found &= ((int)i <= 4 - (int)rc.bytes() || reg_file[entry.first + 1] == 0);
if (reg_found) {
PhysReg res{entry.first};
res.reg_b += i;