}
struct brw_reg
-vec4_instruction::get_src(int i)
+vec4_instruction::get_src(const struct brw_vec4_prog_data *prog_data, int i)
{
struct brw_reg brw_reg;
break;
case UNIFORM:
- brw_reg = stride(brw_vec4_grf(1 + (src[i].reg + src[i].reg_offset) / 2,
+ brw_reg = stride(brw_vec4_grf(prog_data->dispatch_grf_start_reg +
+ (src[i].reg + src[i].reg_offset) / 2,
((src[i].reg + src[i].reg_offset) % 2) * 4),
0, 4, 1);
brw_reg = retype(brw_reg, src[i].type);
}
vec4_generator::vec4_generator(struct brw_context *brw,
- struct brw_vs_compile *c,
- struct gl_shader_program *prog,
- void *mem_ctx)
- : brw(brw), c(c), prog(prog), mem_ctx(mem_ctx)
+ struct gl_shader_program *shader_prog,
+ struct gl_program *prog,
+ struct brw_vec4_prog_data *prog_data,
+ void *mem_ctx,
+ bool debug_flag)
+ : brw(brw), shader_prog(shader_prog), prog(prog), prog_data(prog_data),
+ mem_ctx(mem_ctx), debug_flag(debug_flag)
{
- intel = &brw->intel;
- vp = &c->vp->program;
-
- shader = prog ? prog->_LinkedShaders[MESA_SHADER_VERTEX] : NULL;
+ shader = shader_prog ? shader_prog->_LinkedShaders[MESA_SHADER_VERTEX] : NULL;
p = rzalloc(mem_ctx, struct brw_compile);
brw_init_compile(brw, p, mem_ctx);
{
}
+void
+vec4_generator::mark_surface_used(unsigned surf_index)
+{
+ assert(surf_index < BRW_MAX_VS_SURFACES);
+
+ prog_data->binding_table_size = MAX2(prog_data->binding_table_size,
+ surf_index + 1);
+}
+
void
vec4_generator::generate_math1_gen4(vec4_instruction *inst,
struct brw_reg dst,
{
int msg_type = -1;
- if (intel->gen >= 5) {
+ if (brw->gen >= 5) {
switch (inst->opcode) {
case SHADER_OPCODE_TEX:
case SHADER_OPCODE_TXL:
case SHADER_OPCODE_TXD:
if (inst->shadow_compare) {
/* Gen7.5+. Otherwise, lowered by brw_lower_texture_gradients(). */
- assert(intel->is_haswell);
+ assert(brw->is_haswell);
msg_type = HSW_SAMPLER_MESSAGE_SAMPLE_DERIV_COMPARE;
} else {
msg_type = GEN5_SAMPLER_MESSAGE_SAMPLE_DERIVS;
msg_type = GEN5_SAMPLER_MESSAGE_SAMPLE_LD;
break;
case SHADER_OPCODE_TXF_MS:
- if (intel->gen >= 7)
+ if (brw->gen >= 7)
msg_type = GEN7_SAMPLER_MESSAGE_SAMPLE_LD2DMS;
else
msg_type = GEN5_SAMPLER_MESSAGE_SAMPLE_LD;
inst->header_present,
BRW_SAMPLER_SIMD_MODE_SIMD4X2,
return_format);
+
+ mark_surface_used(SURF_INDEX_VS_TEXTURE(inst->sampler));
}
void
{
int second_vertex_offset;
- if (intel->gen >= 6)
+ if (brw->gen >= 6)
second_vertex_offset = 1;
else
second_vertex_offset = 16;
brw_pop_insn_state(p);
}
+void
+vec4_generator::generate_unpack_flags(vec4_instruction *inst,
+ struct brw_reg dst)
+{
+ brw_push_insn_state(p);
+ brw_set_mask_control(p, BRW_MASK_DISABLE);
+ brw_set_access_mode(p, BRW_ALIGN_1);
+
+ struct brw_reg flags = brw_flag_reg(0, 0);
+ struct brw_reg dst_0 = suboffset(vec1(dst), 0);
+ struct brw_reg dst_4 = suboffset(vec1(dst), 4);
+
+ brw_AND(p, dst_0, flags, brw_imm_ud(0x0f));
+ brw_AND(p, dst_4, flags, brw_imm_ud(0xf0));
+ brw_SHR(p, dst_4, dst_4, brw_imm_ud(4));
+
+ brw_pop_insn_state(p);
+}
+
void
vec4_generator::generate_scratch_read(vec4_instruction *inst,
struct brw_reg dst,
uint32_t msg_type;
- if (intel->gen >= 6)
+ if (brw->gen >= 6)
msg_type = GEN6_DATAPORT_READ_MESSAGE_OWORD_DUAL_BLOCK_READ;
- else if (intel->gen == 5 || intel->is_g4x)
+ else if (brw->gen == 5 || brw->is_g4x)
msg_type = G45_DATAPORT_READ_MESSAGE_OWORD_DUAL_BLOCK_READ;
else
msg_type = BRW_DATAPORT_READ_MESSAGE_OWORD_DUAL_BLOCK_READ;
struct brw_instruction *send = brw_next_insn(p, BRW_OPCODE_SEND);
brw_set_dest(p, send, dst);
brw_set_src0(p, send, header);
- if (intel->gen < 6)
+ if (brw->gen < 6)
send->header.destreg__conditionalmod = inst->base_mrf;
brw_set_dp_read_message(p, send,
255, /* binding table index: stateless access */
uint32_t msg_type;
- if (intel->gen >= 7)
+ if (brw->gen >= 7)
msg_type = GEN7_DATAPORT_WRITE_MESSAGE_OWORD_DUAL_BLOCK_WRITE;
- else if (intel->gen == 6)
+ else if (brw->gen == 6)
msg_type = GEN6_DATAPORT_WRITE_MESSAGE_OWORD_DUAL_BLOCK_WRITE;
else
msg_type = BRW_DATAPORT_WRITE_MESSAGE_OWORD_DUAL_BLOCK_WRITE;
* guaranteed and write commits only matter for inter-thread
* synchronization.
*/
- if (intel->gen >= 6) {
+ if (brw->gen >= 6) {
write_commit = false;
} else {
/* The visitor set up our destination register to be g0. This
struct brw_instruction *send = brw_next_insn(p, BRW_OPCODE_SEND);
brw_set_dest(p, send, dst);
brw_set_src0(p, send, header);
- if (intel->gen < 6)
+ if (brw->gen < 6)
send->header.destreg__conditionalmod = inst->base_mrf;
brw_set_dp_write_message(p, send,
255, /* binding table index: stateless access */
struct brw_reg index,
struct brw_reg offset)
{
+ assert(brw->gen <= 7);
assert(index.file == BRW_IMMEDIATE_VALUE &&
index.type == BRW_REGISTER_TYPE_UD);
uint32_t surf_index = index.dw1.ud;
- if (intel->gen == 7) {
- gen6_resolve_implied_move(p, &offset, inst->base_mrf);
- brw_instruction *insn = brw_next_insn(p, BRW_OPCODE_SEND);
- brw_set_dest(p, insn, dst);
- brw_set_src0(p, insn, offset);
- brw_set_sampler_message(p, insn,
- surf_index,
- 0, /* LD message ignores sampler unit */
- GEN5_SAMPLER_MESSAGE_SAMPLE_LD,
- 1, /* rlen */
- 1, /* mlen */
- false, /* no header */
- BRW_SAMPLER_SIMD_MODE_SIMD4X2,
- 0);
- return;
- }
-
struct brw_reg header = brw_vec8_grf(0, 0);
gen6_resolve_implied_move(p, &header, inst->base_mrf);
uint32_t msg_type;
- if (intel->gen >= 6)
+ if (brw->gen >= 6)
msg_type = GEN6_DATAPORT_READ_MESSAGE_OWORD_DUAL_BLOCK_READ;
- else if (intel->gen == 5 || intel->is_g4x)
+ else if (brw->gen == 5 || brw->is_g4x)
msg_type = G45_DATAPORT_READ_MESSAGE_OWORD_DUAL_BLOCK_READ;
else
msg_type = BRW_DATAPORT_READ_MESSAGE_OWORD_DUAL_BLOCK_READ;
struct brw_instruction *send = brw_next_insn(p, BRW_OPCODE_SEND);
brw_set_dest(p, send, dst);
brw_set_src0(p, send, header);
- if (intel->gen < 6)
+ if (brw->gen < 6)
send->header.destreg__conditionalmod = inst->base_mrf;
brw_set_dp_read_message(p, send,
surf_index,
2, /* mlen */
true, /* header_present */
1 /* rlen */);
+
+ mark_surface_used(surf_index);
}
void
-vec4_generator::generate_vs_instruction(vec4_instruction *instruction,
- struct brw_reg dst,
- struct brw_reg *src)
+vec4_generator::generate_pull_constant_load_gen7(vec4_instruction *inst,
+ struct brw_reg dst,
+ struct brw_reg surf_index,
+ struct brw_reg offset)
+{
+ assert(surf_index.file == BRW_IMMEDIATE_VALUE &&
+ surf_index.type == BRW_REGISTER_TYPE_UD);
+
+ brw_instruction *insn = brw_next_insn(p, BRW_OPCODE_SEND);
+ brw_set_dest(p, insn, dst);
+ brw_set_src0(p, insn, offset);
+ brw_set_sampler_message(p, insn,
+ surf_index.dw1.ud,
+ 0, /* LD message ignores sampler unit */
+ GEN5_SAMPLER_MESSAGE_SAMPLE_LD,
+ 1, /* rlen */
+ 1, /* mlen */
+ false, /* no header */
+ BRW_SAMPLER_SIMD_MODE_SIMD4X2,
+ 0);
+
+ mark_surface_used(surf_index.dw1.ud);
+}
+
+/**
+ * Generate assembly for a Vec4 IR instruction.
+ *
+ * \param instruction The Vec4 IR instruction to generate code for.
+ * \param dst The destination register.
+ * \param src An array of up to three source registers.
+ */
+void
+vec4_generator::generate_vec4_instruction(vec4_instruction *instruction,
+ struct brw_reg dst,
+ struct brw_reg *src)
{
- vec4_instruction *inst = (vec4_instruction *)instruction;
+ vec4_instruction *inst = (vec4_instruction *) instruction;
switch (inst->opcode) {
+ case BRW_OPCODE_MOV:
+ brw_MOV(p, dst, src[0]);
+ break;
+ case BRW_OPCODE_ADD:
+ brw_ADD(p, dst, src[0], src[1]);
+ break;
+ case BRW_OPCODE_MUL:
+ brw_MUL(p, dst, src[0], src[1]);
+ break;
+ case BRW_OPCODE_MACH:
+ brw_set_acc_write_control(p, 1);
+ brw_MACH(p, dst, src[0], src[1]);
+ brw_set_acc_write_control(p, 0);
+ break;
+
+ case BRW_OPCODE_MAD:
+ brw_MAD(p, dst, src[0], src[1], src[2]);
+ break;
+
+ case BRW_OPCODE_FRC:
+ brw_FRC(p, dst, src[0]);
+ break;
+ case BRW_OPCODE_RNDD:
+ brw_RNDD(p, dst, src[0]);
+ break;
+ case BRW_OPCODE_RNDE:
+ brw_RNDE(p, dst, src[0]);
+ break;
+ case BRW_OPCODE_RNDZ:
+ brw_RNDZ(p, dst, src[0]);
+ break;
+
+ case BRW_OPCODE_AND:
+ brw_AND(p, dst, src[0], src[1]);
+ break;
+ case BRW_OPCODE_OR:
+ brw_OR(p, dst, src[0], src[1]);
+ break;
+ case BRW_OPCODE_XOR:
+ brw_XOR(p, dst, src[0], src[1]);
+ break;
+ case BRW_OPCODE_NOT:
+ brw_NOT(p, dst, src[0]);
+ break;
+ case BRW_OPCODE_ASR:
+ brw_ASR(p, dst, src[0], src[1]);
+ break;
+ case BRW_OPCODE_SHR:
+ brw_SHR(p, dst, src[0], src[1]);
+ break;
+ case BRW_OPCODE_SHL:
+ brw_SHL(p, dst, src[0], src[1]);
+ break;
+
+ case BRW_OPCODE_CMP:
+ brw_CMP(p, dst, inst->conditional_mod, src[0], src[1]);
+ break;
+ case BRW_OPCODE_SEL:
+ brw_SEL(p, dst, src[0], src[1]);
+ break;
+
+ case BRW_OPCODE_DPH:
+ brw_DPH(p, dst, src[0], src[1]);
+ break;
+
+ case BRW_OPCODE_DP4:
+ brw_DP4(p, dst, src[0], src[1]);
+ break;
+
+ case BRW_OPCODE_DP3:
+ brw_DP3(p, dst, src[0], src[1]);
+ break;
+
+ case BRW_OPCODE_DP2:
+ brw_DP2(p, dst, src[0], src[1]);
+ break;
+
+ case BRW_OPCODE_F32TO16:
+ brw_F32TO16(p, dst, src[0]);
+ break;
+
+ case BRW_OPCODE_F16TO32:
+ brw_F16TO32(p, dst, src[0]);
+ break;
+
+ case BRW_OPCODE_LRP:
+ brw_LRP(p, dst, src[0], src[1], src[2]);
+ break;
+
+ case BRW_OPCODE_BFREV:
+ /* BFREV only supports UD type for src and dst. */
+ brw_BFREV(p, retype(dst, BRW_REGISTER_TYPE_UD),
+ retype(src[0], BRW_REGISTER_TYPE_UD));
+ break;
+ case BRW_OPCODE_FBH:
+ /* FBH only supports UD type for dst. */
+ brw_FBH(p, retype(dst, BRW_REGISTER_TYPE_UD), src[0]);
+ break;
+ case BRW_OPCODE_FBL:
+ /* FBL only supports UD type for dst. */
+ brw_FBL(p, retype(dst, BRW_REGISTER_TYPE_UD), src[0]);
+ break;
+ case BRW_OPCODE_CBIT:
+ /* CBIT only supports UD type for dst. */
+ brw_CBIT(p, retype(dst, BRW_REGISTER_TYPE_UD), src[0]);
+ break;
+
+ case BRW_OPCODE_BFE:
+ brw_BFE(p, dst, src[0], src[1], src[2]);
+ break;
+
+ case BRW_OPCODE_BFI1:
+ brw_BFI1(p, dst, src[0], src[1]);
+ break;
+ case BRW_OPCODE_BFI2:
+ brw_BFI2(p, dst, src[0], src[1], src[2]);
+ break;
+
+ case BRW_OPCODE_IF:
+ if (inst->src[0].file != BAD_FILE) {
+ /* The instruction has an embedded compare (only allowed on gen6) */
+ assert(brw->gen == 6);
+ gen6_IF(p, inst->conditional_mod, src[0], src[1]);
+ } else {
+ struct brw_instruction *brw_inst = brw_IF(p, BRW_EXECUTE_8);
+ brw_inst->header.predicate_control = inst->predicate;
+ }
+ break;
+
+ case BRW_OPCODE_ELSE:
+ brw_ELSE(p);
+ break;
+ case BRW_OPCODE_ENDIF:
+ brw_ENDIF(p);
+ break;
+
+ case BRW_OPCODE_DO:
+ brw_DO(p, BRW_EXECUTE_8);
+ break;
+
+ case BRW_OPCODE_BREAK:
+ brw_BREAK(p);
+ brw_set_predicate_control(p, BRW_PREDICATE_NONE);
+ break;
+ case BRW_OPCODE_CONTINUE:
+ /* FINISHME: We need to write the loop instruction support still. */
+ if (brw->gen >= 6)
+ gen6_CONT(p);
+ else
+ brw_CONT(p);
+ brw_set_predicate_control(p, BRW_PREDICATE_NONE);
+ break;
+
+ case BRW_OPCODE_WHILE:
+ brw_WHILE(p);
+ break;
+
case SHADER_OPCODE_RCP:
case SHADER_OPCODE_RSQ:
case SHADER_OPCODE_SQRT:
case SHADER_OPCODE_LOG2:
case SHADER_OPCODE_SIN:
case SHADER_OPCODE_COS:
- if (intel->gen == 6) {
+ if (brw->gen == 6) {
generate_math1_gen6(inst, dst, src[0]);
} else {
/* Also works for Gen7. */
case SHADER_OPCODE_POW:
case SHADER_OPCODE_INT_QUOTIENT:
case SHADER_OPCODE_INT_REMAINDER:
- if (intel->gen >= 7) {
+ if (brw->gen >= 7) {
generate_math2_gen7(inst, dst, src[0], src[1]);
- } else if (intel->gen == 6) {
+ } else if (brw->gen == 6) {
generate_math2_gen6(inst, dst, src[0], src[1]);
} else {
generate_math2_gen4(inst, dst, src[0], src[1]);
generate_pull_constant_load(inst, dst, src[0], src[1]);
break;
+ case VS_OPCODE_PULL_CONSTANT_LOAD_GEN7:
+ generate_pull_constant_load_gen7(inst, dst, src[0], src[1]);
+ break;
+
case SHADER_OPCODE_SHADER_TIME_ADD:
- brw_shader_time_add(p, brw_message_reg(inst->base_mrf),
- SURF_INDEX_VS_SHADER_TIME);
+ brw_shader_time_add(p, src[0], SURF_INDEX_VS_SHADER_TIME);
+ mark_surface_used(SURF_INDEX_VS_SHADER_TIME);
+ break;
+
+ case VS_OPCODE_UNPACK_FLAGS_SIMD4X2:
+ generate_unpack_flags(inst, dst);
break;
default:
const char *last_annotation_string = NULL;
const void *last_annotation_ir = NULL;
- if (unlikely(INTEL_DEBUG & DEBUG_VS)) {
+ if (unlikely(debug_flag)) {
if (shader) {
- printf("Native code for vertex shader %d:\n", prog->Name);
+ printf("Native code for vertex shader %d:\n", shader_prog->Name);
} else {
- printf("Native code for vertex program %d:\n", c->vp->program.Base.Id);
+ printf("Native code for vertex program %d:\n", prog->Id);
}
}
vec4_instruction *inst = (vec4_instruction *)node;
struct brw_reg src[3], dst;
- if (unlikely(INTEL_DEBUG & DEBUG_VS)) {
+ if (unlikely(debug_flag)) {
if (last_annotation_ir != inst->ir) {
last_annotation_ir = inst->ir;
if (last_annotation_ir) {
} else {
const prog_instruction *vpi;
vpi = (const prog_instruction *) inst->ir;
- printf("%d: ", (int)(vpi - vp->Base.Instructions));
+ printf("%d: ", (int)(vpi - prog->Instructions));
_mesa_fprint_instruction_opt(stdout, vpi, 0,
PROG_PRINT_DEBUG, NULL);
}
}
for (unsigned int i = 0; i < 3; i++) {
- src[i] = inst->get_src(i);
+ src[i] = inst->get_src(this->prog_data, i);
}
dst = inst->get_dst();
brw_set_saturate(p, inst->saturate);
brw_set_mask_control(p, inst->force_writemask_all);
- switch (inst->opcode) {
- case BRW_OPCODE_MOV:
- brw_MOV(p, dst, src[0]);
- break;
- case BRW_OPCODE_ADD:
- brw_ADD(p, dst, src[0], src[1]);
- break;
- case BRW_OPCODE_MUL:
- brw_MUL(p, dst, src[0], src[1]);
- break;
- case BRW_OPCODE_MACH:
- brw_set_acc_write_control(p, 1);
- brw_MACH(p, dst, src[0], src[1]);
- brw_set_acc_write_control(p, 0);
- break;
+ unsigned pre_emit_nr_insn = p->nr_insn;
- case BRW_OPCODE_FRC:
- brw_FRC(p, dst, src[0]);
- break;
- case BRW_OPCODE_RNDD:
- brw_RNDD(p, dst, src[0]);
- break;
- case BRW_OPCODE_RNDE:
- brw_RNDE(p, dst, src[0]);
- break;
- case BRW_OPCODE_RNDZ:
- brw_RNDZ(p, dst, src[0]);
- break;
+ generate_vec4_instruction(inst, dst, src);
- case BRW_OPCODE_AND:
- brw_AND(p, dst, src[0], src[1]);
- break;
- case BRW_OPCODE_OR:
- brw_OR(p, dst, src[0], src[1]);
- break;
- case BRW_OPCODE_XOR:
- brw_XOR(p, dst, src[0], src[1]);
- break;
- case BRW_OPCODE_NOT:
- brw_NOT(p, dst, src[0]);
- break;
- case BRW_OPCODE_ASR:
- brw_ASR(p, dst, src[0], src[1]);
- break;
- case BRW_OPCODE_SHR:
- brw_SHR(p, dst, src[0], src[1]);
- break;
- case BRW_OPCODE_SHL:
- brw_SHL(p, dst, src[0], src[1]);
- break;
-
- case BRW_OPCODE_CMP:
- brw_CMP(p, dst, inst->conditional_mod, src[0], src[1]);
- break;
- case BRW_OPCODE_SEL:
- brw_SEL(p, dst, src[0], src[1]);
- break;
-
- case BRW_OPCODE_DPH:
- brw_DPH(p, dst, src[0], src[1]);
- break;
-
- case BRW_OPCODE_DP4:
- brw_DP4(p, dst, src[0], src[1]);
- break;
-
- case BRW_OPCODE_DP3:
- brw_DP3(p, dst, src[0], src[1]);
- break;
-
- case BRW_OPCODE_DP2:
- brw_DP2(p, dst, src[0], src[1]);
- break;
-
- case BRW_OPCODE_F32TO16:
- brw_F32TO16(p, dst, src[0]);
- break;
+ if (inst->no_dd_clear || inst->no_dd_check) {
+ assert(p->nr_insn == pre_emit_nr_insn + 1 ||
+ !"no_dd_check or no_dd_clear set for IR emitting more "
+ "than 1 instruction");
- case BRW_OPCODE_F16TO32:
- brw_F16TO32(p, dst, src[0]);
- break;
-
- case BRW_OPCODE_IF:
- if (inst->src[0].file != BAD_FILE) {
- /* The instruction has an embedded compare (only allowed on gen6) */
- assert(intel->gen == 6);
- gen6_IF(p, inst->conditional_mod, src[0], src[1]);
- } else {
- struct brw_instruction *brw_inst = brw_IF(p, BRW_EXECUTE_8);
- brw_inst->header.predicate_control = inst->predicate;
- }
- break;
+ struct brw_instruction *last = &p->store[pre_emit_nr_insn];
- case BRW_OPCODE_ELSE:
- brw_ELSE(p);
- break;
- case BRW_OPCODE_ENDIF:
- brw_ENDIF(p);
- break;
-
- case BRW_OPCODE_DO:
- brw_DO(p, BRW_EXECUTE_8);
- break;
-
- case BRW_OPCODE_BREAK:
- brw_BREAK(p);
- brw_set_predicate_control(p, BRW_PREDICATE_NONE);
- break;
- case BRW_OPCODE_CONTINUE:
- /* FINISHME: We need to write the loop instruction support still. */
- if (intel->gen >= 6)
- gen6_CONT(p);
- else
- brw_CONT(p);
- brw_set_predicate_control(p, BRW_PREDICATE_NONE);
- break;
-
- case BRW_OPCODE_WHILE:
- brw_WHILE(p);
- break;
-
- default:
- generate_vs_instruction(inst, dst, src);
- break;
+ if (inst->no_dd_clear)
+ last->header.dependency_control |= BRW_DEPENDENCY_NOTCLEARED;
+ if (inst->no_dd_check)
+ last->header.dependency_control |= BRW_DEPENDENCY_NOTCHECKED;
}
- if (unlikely(INTEL_DEBUG & DEBUG_VS)) {
+ if (unlikely(debug_flag)) {
brw_dump_compile(p, stdout,
last_native_insn_offset, p->next_insn_offset);
}
last_native_insn_offset = p->next_insn_offset;
}
- if (unlikely(INTEL_DEBUG & DEBUG_VS)) {
+ if (unlikely(debug_flag)) {
printf("\n");
}
* which is often something we want to debug. So this is here in
* case you're doing that.
*/
- if (0 && unlikely(INTEL_DEBUG & DEBUG_VS)) {
+ if (0 && unlikely(debug_flag)) {
brw_dump_compile(p, stdout, 0, p->next_insn_offset);
}
}
projects / mesa.git / blobdiff