diff options
| author | Daniel Schürmann <[email protected]> | 2019-10-30 12:04:22 +0100 |
|---|---|---|
| committer | Daniel Schürmann <[email protected]> | 2019-10-30 19:48:33 +0000 |
| commit | fdf8ad0256da38991e391bb08c8d0b5b351f86ec (patch) | |
| tree | 7ab9181bc1216a9a52a245182f6c846d3164870d /src/amd/compiler | |
| parent | d48d72e98af9436babeeb3a94b312f94bc582b36 (diff) | |
aco: consider loop_exit blocks like merge blocks, even if they have only one predecessor
Reviewed-by: Rhys Perry <[email protected]>
Diffstat (limited to 'src/amd/compiler')
| -rw-r--r-- | src/amd/compiler/aco_spill.cpp | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/src/amd/compiler/aco_spill.cpp b/src/amd/compiler/aco_spill.cpp index 1668360eac0..4c7a45ad6df 100644 --- a/src/amd/compiler/aco_spill.cpp +++ b/src/amd/compiler/aco_spill.cpp @@ -467,7 +467,7 @@ RegisterDemand init_live_in_vars(spill_ctx& ctx, Block* block, unsigned block_id } /* branch block */ - if (block->linear_preds.size() == 1) { + if (block->linear_preds.size() == 1 && !(block->kind & block_kind_loop_exit)) { /* keep variables spilled if they are alive and not used in the current block */ unsigned pred_idx = block->linear_preds[0]; for (std::pair<Temp, uint32_t> pair : ctx.spills_exit[pred_idx]) { @@ -654,7 +654,7 @@ void add_coupling_code(spill_ctx& ctx, Block* block, unsigned block_idx) std::vector<aco_ptr<Instruction>> instructions; /* branch block: TODO take other branch into consideration */ - if (block->linear_preds.size() == 1) { + if (block->linear_preds.size() == 1 && !(block->kind & block_kind_loop_exit)) { assert(ctx.processed[block->linear_preds[0]]); if (block->logical_preds.size() == 1) { |