Module: Mesa Branch: main Commit: 43392c2ea0fb12e4843a36c969b1819e2be5668b URL: http://cgit.freedesktop.org/mesa/mesa/commit/?id=43392c2ea0fb12e4843a36c969b1819e2be5668b
Author: Iago Toral Quiroga <[email protected]> Date: Fri May 6 10:59:45 2022 +0200 v3dv: implement vkGetPipelineExecutableStatisticsKHR Reviewed-by: Alejandro Piñeiro <[email protected]> Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/16370> --- src/broadcom/vulkan/v3dv_pipeline.c | 90 +++++++++++++++++++++++++++++++++++++ 1 file changed, 90 insertions(+) diff --git a/src/broadcom/vulkan/v3dv_pipeline.c b/src/broadcom/vulkan/v3dv_pipeline.c index 8ef618431ee..f2c6dac319d 100644 --- a/src/broadcom/vulkan/v3dv_pipeline.c +++ b/src/broadcom/vulkan/v3dv_pipeline.c @@ -3437,6 +3437,15 @@ pipeline_get_nir(struct v3dv_pipeline *pipeline, return NULL; } +static struct v3d_prog_data * +pipeline_get_prog_data(struct v3dv_pipeline *pipeline, + enum broadcom_shader_stage stage) +{ + if (pipeline->shared_data->variants[stage]) + return pipeline->shared_data->variants[stage]->prog_data.base; + return NULL; +} + static uint64_t * pipeline_get_qpu(struct v3dv_pipeline *pipeline, enum broadcom_shader_stage stage, @@ -3639,3 +3648,84 @@ v3dv_GetPipelineExecutablePropertiesKHR( return vk_outarray_status(&out); } + +VKAPI_ATTR VkResult VKAPI_CALL +v3dv_GetPipelineExecutableStatisticsKHR( + VkDevice device, + const VkPipelineExecutableInfoKHR *pExecutableInfo, + uint32_t *pStatisticCount, + VkPipelineExecutableStatisticKHR *pStatistics) +{ + V3DV_FROM_HANDLE(v3dv_pipeline, pipeline, pExecutableInfo->pipeline); + + pipeline_collect_executable_data(pipeline); + + const struct v3dv_pipeline_executable_data *exe = + pipeline_get_executable(pipeline, pExecutableInfo->executableIndex); + + struct v3d_prog_data *prog_data = + pipeline_get_prog_data(pipeline, exe->stage); + + struct v3dv_shader_variant *variant = + pipeline->shared_data->variants[exe->stage]; + uint32_t qpu_inst_count = variant->qpu_insts_size / sizeof(uint64_t); + + VK_OUTARRAY_MAKE_TYPED(VkPipelineExecutableStatisticKHR, out, + pStatistics, pStatisticCount); + + if (qpu_inst_count > 0) { + vk_outarray_append_typed(VkPipelineExecutableStatisticKHR, &out, stat) { + WRITE_STR(stat->name, "Compile Strategy"); + WRITE_STR(stat->description, "Chosen compile strategy index"); + stat->format = VK_PIPELINE_EXECUTABLE_STATISTIC_FORMAT_UINT64_KHR; + stat->value.u64 = prog_data->compile_strategy_idx; + } + + vk_outarray_append_typed(VkPipelineExecutableStatisticKHR, &out, stat) { + WRITE_STR(stat->name, "Instruction Count"); + WRITE_STR(stat->description, "Number of QPU instructions"); + stat->format = VK_PIPELINE_EXECUTABLE_STATISTIC_FORMAT_UINT64_KHR; + stat->value.u64 = qpu_inst_count; + } + + vk_outarray_append_typed(VkPipelineExecutableStatisticKHR, &out, stat) { + WRITE_STR(stat->name, "Thread Count"); + WRITE_STR(stat->description, "Number of QPU threads dispatched"); + stat->format = VK_PIPELINE_EXECUTABLE_STATISTIC_FORMAT_UINT64_KHR; + stat->value.u64 = prog_data->threads; + } + + vk_outarray_append_typed(VkPipelineExecutableStatisticKHR, &out, stat) { + WRITE_STR(stat->name, "Spill Size"); + WRITE_STR(stat->description, "Size of the spill buffer in bytes"); + stat->format = VK_PIPELINE_EXECUTABLE_STATISTIC_FORMAT_UINT64_KHR; + stat->value.u64 = prog_data->spill_size; + } + + vk_outarray_append_typed(VkPipelineExecutableStatisticKHR, &out, stat) { + WRITE_STR(stat->name, "TMU Spills"); + WRITE_STR(stat->description, "Number of times a register was spilled " + "to memory"); + stat->format = VK_PIPELINE_EXECUTABLE_STATISTIC_FORMAT_UINT64_KHR; + stat->value.u64 = prog_data->spill_size; + } + + vk_outarray_append_typed(VkPipelineExecutableStatisticKHR, &out, stat) { + WRITE_STR(stat->name, "TMU Fills"); + WRITE_STR(stat->description, "Number of times a register was filled " + "from memory"); + stat->format = VK_PIPELINE_EXECUTABLE_STATISTIC_FORMAT_UINT64_KHR; + stat->value.u64 = prog_data->spill_size; + } + + vk_outarray_append_typed(VkPipelineExecutableStatisticKHR, &out, stat) { + WRITE_STR(stat->name, "QPU Read Stalls"); + WRITE_STR(stat->description, "Number of cycles the QPU stalls for a " + "register read dependency"); + stat->format = VK_PIPELINE_EXECUTABLE_STATISTIC_FORMAT_UINT64_KHR; + stat->value.u64 = prog_data->qpu_read_stalls; + } + } + + return vk_outarray_status(&out); +}
