fix: Correct number of allocated VGPRs.

Virtua64 · Feb 13, 2025 · c9d425d · c9d425d
1 parent 5f2467b
commit c9d425d
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Showing 2 changed files with 6 additions and 1 deletion.
diff --git a/src/video_core/amdgpu/liverpool.h b/src/video_core/amdgpu/liverpool.h
@@ -143,6 +143,11 @@ struct Liverpool {
             const u32 num_dwords = bininfo.length / sizeof(u32);
             return std::span{code, num_dwords};
         }
+
+        [[nodiscard]] u32 NumVgprs() const {
+            // Each increment allocates 4 registers, where 0 = 4 registers.
+            return (settings.num_vgprs + 1) * 4;
+        }
     };
 
     struct HsTessFactorClamp {

diff --git a/src/video_core/renderer_vulkan/vk_pipeline_cache.cpp b/src/video_core/renderer_vulkan/vk_pipeline_cache.cpp
@@ -84,7 +84,7 @@ const Shader::RuntimeInfo& PipelineCache::BuildRuntimeInfo(Stage stage, LogicalS
     const auto BuildCommon = [&](const auto& program) {
         info.num_user_data = program.settings.num_user_regs;
         info.num_input_vgprs = program.settings.vgpr_comp_cnt;
-        info.num_allocated_vgprs = program.settings.num_vgprs * 4;
+        info.num_allocated_vgprs = program.NumVgprs();
         info.fp_denorm_mode32 = program.settings.fp_denorm_mode32;
         info.fp_round_mode32 = program.settings.fp_round_mode32;
     };