aco: don't consider the first partial spill if it's the wrong type

Signed-off-by: Rhys Perry <pendingchaos02@gmail.com>
Reviewed-by: Daniel Schürmann <daniel@schuermann.dev>
Cc: 20.2 <mesa-stable>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/6212>

diff --git a/src/amd/compiler/aco_spill.cpp b/src/amd/compiler/aco_spill.cpp
index 9609d639fb390601378fd1646b02edc63c975116..45c67469d94f97c6636183f009c56d92151c4a0b 100644 (file)
--- a/src/amd/compiler/aco_spill.cpp
+++ b/src/amd/compiler/aco_spill.cpp
@@ -647,8 +647,8 @@ RegisterDemand init_live_in_vars(spill_ctx& ctx, Block* block, unsigned block_id
       assert(!partial_spills.empty());
 
       std::set<Temp>::iterator it = partial_spills.begin();
-      Temp to_spill = *it;
-      unsigned distance = ctx.next_use_distances_start[block_idx][*it].second;
+      Temp to_spill = Temp();
+      unsigned distance = 0;
       while (it != partial_spills.end()) {
          assert(ctx.spills_entry[block_idx].find(*it) == ctx.spills_entry[block_idx].end());
 
@@ -670,8 +670,8 @@ RegisterDemand init_live_in_vars(spill_ctx& ctx, Block* block, unsigned block_id
       assert(!partial_spills.empty());
 
       std::set<Temp>::iterator it = partial_spills.begin();
-      Temp to_spill = *it;
-      unsigned distance = ctx.next_use_distances_start[block_idx][*it].second;
+      Temp to_spill = Temp();
+      unsigned distance = 0;
       while (it != partial_spills.end()) {
          assert(ctx.spills_entry[block_idx].find(*it) == ctx.spills_entry[block_idx].end());