radv: store the shader sha1 to radv_pipeline_stage

To remove use of shader modules completely in the next commit.

Signed-off-by: Samuel Pitoiset <samuel.pitoiset@gmail.com>
Reviewed-by: Timur Kristóf <timur.kristof@gmail.com>
Reviewed-by: Mike Blumenkrantz <michael.blumenkrantz@gmail.com>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/15847>

src/amd/vulkan/radv_pipeline.c

@@ -4086,6 +4086,25 @@ radv_lower_fs_output(nir_shader *nir, const struct radv_pipeline_key *pipeline_k
    return progress;
 }
 
+static void
+radv_pipeline_hash_shader(const unsigned char *spirv_sha1, const uint32_t spirv_sha1_size,
+                          const char *entrypoint, gl_shader_stage stage,
+                          const VkSpecializationInfo *spec_info, unsigned char *sha1_out)
+{
+   struct mesa_sha1 ctx;
+   _mesa_sha1_init(&ctx);
+
+   _mesa_sha1_update(&ctx, spirv_sha1, spirv_sha1_size);
+   _mesa_sha1_update(&ctx, entrypoint, strlen(entrypoint));
+   if (spec_info) {
+      _mesa_sha1_update(&ctx, spec_info->pMapEntries,
+                        spec_info->mapEntryCount * sizeof(*spec_info->pMapEntries));
+      _mesa_sha1_update(&ctx, spec_info->pData, spec_info->dataSize);
+   }
+
+   _mesa_sha1_final(&ctx, sha1_out);
+}
+
 VkResult
 radv_create_shaders(struct radv_pipeline *pipeline, struct radv_pipeline_layout *pipeline_layout,
                     struct radv_device *device, struct radv_pipeline_cache *cache,
@@ -4134,6 +4153,10 @@ radv_create_shaders(struct radv_pipeline *pipeline, struct radv_pipeline_layout
                             stages[stage].module->sha1);
       }
 
+      radv_pipeline_hash_shader(stages[stage].module->sha1, sizeof(stages[stage].module->sha1),
+                                stages[stage].entrypoint, stage, stages[stage].spec_info,
+                                stages[stage].shader_sha1);
+
       pipeline->active_stages |= sinfo->stage;
    }
 
@@ -4161,7 +4184,7 @@ radv_create_shaders(struct radv_pipeline *pipeline, struct radv_pipeline_layout
    if (custom_hash)
       memcpy(hash, custom_hash, 20);
    else {
-      radv_hash_shaders(hash, pStages, stageCount, pipeline_layout, pipeline_key,
+      radv_hash_shaders(hash, stages, pipeline_layout, pipeline_key,
                         radv_get_hash_flags(device, keep_statistic_info));
    }
 

src/amd/vulkan/radv_pipeline_cache.c

@@ -118,9 +118,9 @@ entry_size(struct cache_entry *entry)
 }
 
 void
-radv_hash_shaders(unsigned char *hash, const VkPipelineShaderStageCreateInfo *stages,
-                  uint32_t stageCount, const struct radv_pipeline_layout *layout,
-                  const struct radv_pipeline_key *key, uint32_t flags)
+radv_hash_shaders(unsigned char *hash, const struct radv_pipeline_stage *stages,
+                  const struct radv_pipeline_layout *layout, const struct radv_pipeline_key *key,
+                  uint32_t flags)
 {
    struct mesa_sha1 ctx;
 
@@ -130,17 +130,11 @@ radv_hash_shaders(unsigned char *hash, const VkPipelineShaderStageCreateInfo *st
    if (layout)
       _mesa_sha1_update(&ctx, layout->sha1, sizeof(layout->sha1));
 
-   for (uint32_t i = 0; i < stageCount; i++) {
-      RADV_FROM_HANDLE(vk_shader_module, module, stages[i].module);
-      const VkSpecializationInfo *spec_info = stages[i].pSpecializationInfo;
+   for (unsigned s = 0; s < MESA_VULKAN_SHADER_STAGES; s++) {
+      if (!stages[s].entrypoint)
+         continue;
 
-      _mesa_sha1_update(&ctx, module->sha1, sizeof(module->sha1));
-      _mesa_sha1_update(&ctx, stages[i].pName, strlen(stages[i].pName));
-      if (spec_info && spec_info->mapEntryCount) {
-         _mesa_sha1_update(&ctx, spec_info->pMapEntries,
-                           spec_info->mapEntryCount * sizeof spec_info->pMapEntries[0]);
-         _mesa_sha1_update(&ctx, spec_info->pData, spec_info->dataSize);
-      }
+      _mesa_sha1_update(&ctx, stages[s].shader_sha1, sizeof(stages[s].shader_sha1));
    }
    _mesa_sha1_update(&ctx, &flags, 4);
    _mesa_sha1_final(&ctx, hash);

src/amd/vulkan/radv_private.h

@@ -1746,8 +1746,8 @@ struct radv_event {
 
 struct radv_pipeline_key;
 
-void radv_hash_shaders(unsigned char *hash, const VkPipelineShaderStageCreateInfo *stages,
-                       uint32_t stageCount, const struct radv_pipeline_layout *layout,
+void radv_hash_shaders(unsigned char *hash, const struct radv_pipeline_stage *stages,
+                       const struct radv_pipeline_layout *layout,
                        const struct radv_pipeline_key *key, uint32_t flags);
 
 void radv_hash_rt_shaders(unsigned char *hash, const VkRayTracingPipelineCreateInfoKHR *pCreateInfo,
@@ -1932,6 +1932,8 @@ struct radv_pipeline_stage {
    const char *entrypoint;
    const VkSpecializationInfo *spec_info;
 
+   unsigned char shader_sha1[20];
+
    nir_shader *nir;
 
    struct radv_shader_info info;