OpenHarmony/third_party_mesa3d
2
0
Fork 0
Code Issues Pull Requests Actions Packages Projects Releases Wiki Activity

anv/query: Break GPU query calculation into a helper

Browse Source 
Reviewed-By: Lionel Landwerlin <lionel.g.landwerlin@intel.com>
This commit is contained in:
Jason Ekstrand
2017-03-15 15:24:48 -07:00
parent 7de73f0c94
commit c773ae88df
1 changed files with 18 additions and 12 deletions
Download Patch File Download Diff File Expand all files Collapse all files

30
src/intel/vulkan/genX_query.c
View File

@@ -417,6 +417,22 @@ store_query_result(struct anv_batch *batch, uint32_t reg,
}
}
static void
compute_query_result(struct anv_batch *batch, uint32_t dst_reg,
struct anv_bo *bo, uint32_t offset)
{
emit_load_alu_reg_u64(batch, CS_GPR(0), bo, offset);
emit_load_alu_reg_u64(batch, CS_GPR(1), bo, offset + 8);
/* FIXME: We need to clamp the result for 32 bit. */
uint32_t *dw = anv_batch_emitn(batch, 5, GENX(MI_MATH));
dw[1] = alu(OPCODE_LOAD, OPERAND_SRCA, OPERAND_R1);
dw[2] = alu(OPCODE_LOAD, OPERAND_SRCB, OPERAND_R0);
dw[3] = alu(OPCODE_SUB, 0, 0);
dw[4] = alu(OPCODE_STORE, dst_reg, OPERAND_ACCU);
}
void genX(CmdCopyQueryPoolResults)(
VkCommandBuffer commandBuffer,
VkQueryPool queryPool,
@@ -445,18 +461,8 @@ void genX(CmdCopyQueryPoolResults)(
slot_offset = (firstQuery + i) * pool->stride;
switch (pool->type) {
case VK_QUERY_TYPE_OCCLUSION:
emit_load_alu_reg_u64(&cmd_buffer->batch,
CS_GPR(0), &pool->bo, slot_offset + 8);
emit_load_alu_reg_u64(&cmd_buffer->batch,
CS_GPR(1), &pool->bo, slot_offset + 16);
/* FIXME: We need to clamp the result for 32 bit. */
uint32_t *dw = anv_batch_emitn(&cmd_buffer->batch, 5, GENX(MI_MATH));
dw[1] = alu(OPCODE_LOAD, OPERAND_SRCA, OPERAND_R1);
dw[2] = alu(OPCODE_LOAD, OPERAND_SRCB, OPERAND_R0);
dw[3] = alu(OPCODE_SUB, 0, 0);
dw[4] = alu(OPCODE_STORE, OPERAND_R2, OPERAND_ACCU);
compute_query_result(&cmd_buffer->batch, OPERAND_R2,
&pool->bo, slot_offset + 8);
break;
case VK_QUERY_TYPE_TIMESTAMP: