static struct brw_reg
brw_reg_from_fs_reg(fs_inst *inst, fs_reg *reg, unsigned gen, bool compressed)
{
+ assert(reg->reg_offset == 0);
struct brw_reg brw_reg;
switch (reg->file) {
case ARF:
case FIXED_GRF:
case IMM:
+ assert(reg->subreg_offset == 0);
brw_reg = reg->as_brw_reg();
break;
case BAD_FILE:
if (inst->opcode == FS_OPCODE_REP_FB_WRITE)
msg_control = BRW_DATAPORT_RENDER_TARGET_WRITE_SIMD16_SINGLE_SOURCE_REPLICATED;
else if (prog_data->dual_src_blend) {
- if (!inst->force_sechalf)
+ if (!inst->group)
msg_control = BRW_DATAPORT_RENDER_TARGET_WRITE_SIMD8_DUAL_SOURCE_SUBSPAN01;
else
msg_control = BRW_DATAPORT_RENDER_TARGET_WRITE_SIMD8_DUAL_SOURCE_SUBSPAN23;
}
}
+void
+fs_generator::generate_fb_read(fs_inst *inst, struct brw_reg dst,
+ struct brw_reg payload)
+{
+ brw_wm_prog_data *prog_data =
+ reinterpret_cast<brw_wm_prog_data *>(this->prog_data);
+ const unsigned surf_index =
+ prog_data->binding_table.render_target_start + inst->target;
+
+ gen9_fb_READ(p, dst, payload, surf_index,
+ inst->header_size, inst->regs_written,
+ prog_data->persample_dispatch);
+
+ brw_mark_surface_used(&prog_data->base, surf_index);
+}
+
void
fs_generator::generate_mov_indirect(fs_inst *inst,
struct brw_reg dst,
assert(header.type == BRW_REGISTER_TYPE_UD);
brw_inst *send = brw_next_insn(p, BRW_OPCODE_SEND);
- brw_set_dest(p, send, dst);
+ brw_set_dest(p, send, retype(dst, BRW_REGISTER_TYPE_UD));
brw_set_src0(p, send, header);
brw_set_src1(p, send, brw_imm_ud(0u));
* current block (or the program).
*/
this->discard_halt_patches.push_tail(new(mem_ctx) ip_record(p->nr_insn));
-
- brw_push_insn_state(p);
- brw_set_default_mask_control(p, BRW_MASK_DISABLE);
gen6_HALT(p);
- brw_pop_insn_state(p);
}
void
fs_generator::generate_scratch_write(fs_inst *inst, struct brw_reg src)
{
- assert(inst->exec_size <= 16 || inst->force_writemask_all);
+ /* The 32-wide messages only respect the first 16-wide half of the channel
+ * enable signals which are replicated identically for the second group of
+ * 16 channels, so we cannot use them unless the write is marked
+ * force_writemask_all.
+ */
+ const unsigned lower_size = inst->force_writemask_all ? inst->exec_size :
+ MIN2(16, inst->exec_size);
+ const unsigned block_size = 4 * lower_size / REG_SIZE;
assert(inst->mlen != 0);
- brw_MOV(p,
- brw_uvec_mrf(inst->exec_size, (inst->base_mrf + 1), 0),
- retype(src, BRW_REGISTER_TYPE_UD));
- brw_oword_block_write_scratch(p, brw_message_reg(inst->base_mrf),
- inst->exec_size / 8, inst->offset);
+ brw_push_insn_state(p);
+ brw_set_default_exec_size(p, cvt(lower_size) - 1);
+ brw_set_default_compression(p, lower_size > 8);
+
+ for (unsigned i = 0; i < inst->exec_size / lower_size; i++) {
+ brw_set_default_group(p, inst->group + lower_size * i);
+
+ brw_MOV(p, brw_uvec_mrf(lower_size, inst->base_mrf + 1, 0),
+ retype(offset(src, block_size * i), BRW_REGISTER_TYPE_UD));
+
+ brw_oword_block_write_scratch(p, brw_message_reg(inst->base_mrf),
+ block_size,
+ inst->offset + block_size * REG_SIZE * i);
+ }
+
+ brw_pop_insn_state(p);
}
void
brw_inst_set_exec_size(devinfo, send, BRW_EXECUTE_4);
brw_pop_insn_state(p);
- brw_set_dest(p, send, dst);
+ brw_set_dest(p, send, retype(dst, BRW_REGISTER_TYPE_UD));
brw_set_src0(p, send, src);
brw_set_sampler_message(p, send,
surf_index,
const bool compressed =
inst->dst.component_size(inst->exec_size) > REG_SIZE;
brw_set_default_compression(p, compressed);
- brw_set_default_group(p, inst->force_sechalf ? 8 : 0);
+ brw_set_default_group(p, inst->group);
for (unsigned int i = 0; i < inst->sources; i++) {
src[i] = brw_reg_from_fs_reg(inst, &inst->src[i], devinfo->gen,
brw_set_default_acc_write_control(p, inst->writes_accumulator);
brw_set_default_exec_size(p, cvt(inst->exec_size) - 1);
- assert(inst->force_writemask_all || inst->exec_size >= 8);
+ assert(inst->force_writemask_all || inst->exec_size >= 4);
+ assert(inst->force_writemask_all || inst->group % inst->exec_size == 0);
assert(inst->base_mrf + inst->mlen <= BRW_MAX_MRF(devinfo->gen));
assert(inst->mlen <= BRW_MAX_MSG_LENGTH);
/* FBL only supports UD type for dst. */
brw_FBL(p, retype(dst, BRW_REGISTER_TYPE_UD), src[0]);
break;
+ case BRW_OPCODE_LZD:
+ brw_LZD(p, dst, src[0]);
+ break;
case BRW_OPCODE_CBIT:
assert(devinfo->gen >= 7);
/* CBIT only supports UD type for dst. */
generate_fb_write(inst, src[0]);
break;
+ case FS_OPCODE_FB_READ:
+ generate_fb_read(inst, dst, src[0]);
+ break;
+
case FS_OPCODE_MOV_DISPATCH_TO_FLAGS:
generate_mov_dispatch_to_flags(inst);
break;
break;
case SHADER_OPCODE_BROADCAST:
+ assert(inst->force_writemask_all);
brw_broadcast(p, dst, src[0], src[1]);
break;
}
break;
- case FS_OPCODE_INTERPOLATE_AT_CENTROID:
- generate_pixel_interpolator_query(inst, dst, src[0], src[1],
- GEN7_PIXEL_INTERPOLATOR_LOC_CENTROID);
- break;
-
case FS_OPCODE_INTERPOLATE_AT_SAMPLE:
generate_pixel_interpolator_query(inst, dst, src[0], src[1],
GEN7_PIXEL_INTERPOLATOR_LOC_SAMPLE);
generate_barrier(inst, src[0]);
break;
+ case BRW_OPCODE_DIM:
+ assert(devinfo->is_haswell);
+ assert(src[0].type == BRW_REGISTER_TYPE_DF);
+ assert(dst.type == BRW_REGISTER_TYPE_DF);
+ brw_DIM(p, dst, retype(src[0], BRW_REGISTER_TYPE_F));
+ break;
+
default:
unreachable("Unsupported opcode");
}
}
- brw_set_uip_jip(p);
+ brw_set_uip_jip(p, start_offset);
annotation_finalize(&annotation, p->next_insn_offset);
#ifndef NDEBUG