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vk: Implement scratch buffers to make spilling work

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This commit is contained in:
Kristian Høgsberg Kristensen
2015-06-19 15:41:30 -07:00
parent 9e59003fb1
commit 9b9f973ca6
4 changed files with 72 additions and 47 deletions
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19
src/vulkan/device.c
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@@ -404,6 +404,8 @@ VkResult anv_CreateDevice(
anv_state_pool_init(&device->surface_state_pool,
&device->surface_state_block_pool);
anv_block_pool_init(&device->scratch_block_pool, device, 0x10000);
device->info = *physicalDevice->info;
device->compiler = anv_compiler_create(device);
@@ -2387,9 +2389,14 @@ static void
anv_cmd_buffer_emit_state_base_address(struct anv_cmd_buffer *cmd_buffer)
{
struct anv_device *device = cmd_buffer->device;
struct anv_bo *scratch_bo = NULL;
cmd_buffer->scratch_size = device->scratch_block_pool.size;
if (cmd_buffer->scratch_size > 0)
scratch_bo = &device->scratch_block_pool.bo;
anv_batch_emit(&cmd_buffer->batch, GEN8_STATE_BASE_ADDRESS,
.GeneralStateBaseAddress = { NULL, 0 },
.GeneralStateBaseAddress = { scratch_bo, 0 },
.GeneralStateMemoryObjectControlState = GEN8_MOCS,
.GeneralStateBaseAddressModifyEnable = true,
.GeneralStateBufferSize = 0xfffff,
@@ -3213,8 +3220,16 @@ anv_cmd_buffer_flush_state(struct anv_cmd_buffer *cmd_buffer)
}
}
if (cmd_buffer->dirty & ANV_CMD_BUFFER_PIPELINE_DIRTY)
if (cmd_buffer->dirty & ANV_CMD_BUFFER_PIPELINE_DIRTY) {
/* If somebody compiled a pipeline after starting a command buffer the
* scratch bo may have grown since we started this cmd buffer (and
* emitted STATE_BASE_ADDRESS). If we're binding that pipeline now,
* reemit STATE_BASE_ADDRESS so that we use the bigger scratch bo. */
if (cmd_buffer->scratch_size < pipeline->total_scratch)
anv_cmd_buffer_emit_state_base_address(cmd_buffer);
anv_batch_emit_batch(&cmd_buffer->batch, &pipeline->batch);
}
if (cmd_buffer->descriptors_dirty)
flush_descriptor_sets(cmd_buffer);