diff --git a/.pick_status.json b/.pick_status.json index 1fe7dd70e34..4f846163eed 100644 --- a/.pick_status.json +++ b/.pick_status.json @@ -964,7 +964,7 @@ "description": "aco/post-ra: track pseudo scratch sgpr/scc clobber", "nominated": true, "nomination_type": 0, - "resolution": 0, + "resolution": 1, "main_sha": null, "because_sha": null, "notes": null diff --git a/src/amd/compiler/aco_optimizer_postRA.cpp b/src/amd/compiler/aco_optimizer_postRA.cpp index e56c36e0cce..93fc261a259 100644 --- a/src/amd/compiler/aco_optimizer_postRA.cpp +++ b/src/amd/compiler/aco_optimizer_postRA.cpp @@ -157,6 +157,12 @@ save_reg_writes(pr_opt_ctx& ctx, aco_ptr& instr) std::fill(ctx.instr_idx_by_regs[ctx.current_block->index].begin() + r, ctx.instr_idx_by_regs[ctx.current_block->index].begin() + r + dw_size, idx); } + if (instr->isPseudo() && instr->pseudo().needs_scratch_reg) { + if (!instr->pseudo().tmp_in_scc) + ctx.instr_idx_by_regs[ctx.current_block->index][scc] = overwritten_unknown_instr; + ctx.instr_idx_by_regs[ctx.current_block->index][instr->pseudo().scratch_sgpr] = + overwritten_unknown_instr; + } } Idx