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intel/fs: Use enumerated array assignments in fb read TXF setup 

It's more clear and means we don't have to update the array every time
we add an optional texture instruction argument

Reviewed-by: Caio Marcelo de Oliveira Filho <caio.oliveira@intel.com>
This commit is contained in:
Jason Ekstrand 2019-02-06 14:27:34 -06:00
parent d6c55f6c62
commit fd77606b5b
1 changed files with 9 additions and 5 deletions
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14
src/intel/compiler/brw_fs_nir.cpp
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@ -2924,11 +2924,15 @@ fs_visitor::emit_non_coherent_fb_read(const fs_builder &bld, const fs_reg &dst,
SHADER_OPCODE_TXF_CMS_LOGICAL;
/* Emit the instruction. */
const fs_reg srcs[] = { coords, fs_reg(), brw_imm_ud(0), fs_reg(),
fs_reg(), sample, mcs,
brw_imm_ud(surface), brw_imm_ud(0),
fs_reg(), brw_imm_ud(3), brw_imm_ud(0) };
STATIC_ASSERT(ARRAY_SIZE(srcs) == TEX_LOGICAL_NUM_SRCS);
fs_reg srcs[TEX_LOGICAL_NUM_SRCS];
srcs[TEX_LOGICAL_SRC_COORDINATE] = coords;
srcs[TEX_LOGICAL_SRC_LOD] = brw_imm_ud(0);
srcs[TEX_LOGICAL_SRC_SAMPLE_INDEX] = sample;
srcs[TEX_LOGICAL_SRC_MCS] = mcs;
srcs[TEX_LOGICAL_SRC_SURFACE] = brw_imm_ud(surface);
srcs[TEX_LOGICAL_SRC_SAMPLER] = brw_imm_ud(0);
srcs[TEX_LOGICAL_SRC_COORD_COMPONENTS] = brw_imm_ud(3);
srcs[TEX_LOGICAL_SRC_GRAD_COMPONENTS] = brw_imm_ud(0);
fs_inst *inst = bld.emit(op, dst, srcs, ARRAY_SIZE(srcs));
inst->size_written = 4 * inst->dst.component_size(inst->exec_size);