#include "glsl/ralloc.h"
#include "brw_blorp_blit_eu.h"
+#include "brw_blorp.h"
brw_blorp_eu_emitter::brw_blorp_eu_emitter(struct brw_context *brw)
- : mem_ctx(ralloc_context(NULL))
+ : mem_ctx(ralloc_context(NULL)), c(rzalloc(mem_ctx, struct brw_wm_compile)),
+ generator(brw, c, NULL, NULL, false)
{
- brw_init_compile(brw, &func, mem_ctx);
-
- /*
- * By default everything is emitted as 16-wide with only a few expections
- * handled explicitly either here in the compiler or by one of the specific
- * code emission calls.
- * It should be also noted that here in this file any alterations of the
- * compression control settings are only used to affect the execution size
- * of the instructions. The instruction template used to initialise all the
- * instructions is effectively not altered -- the value stays at zero
- * representing either GEN6_COMPRESSION_1Q or GEN6_COMPRESSION_1H depending
- * on the context.
- * If any other settings are used in the instruction headers, they are set
- * elsewhere by the individual code emission calls.
- */
- brw_set_compression_control(&func, BRW_COMPRESSION_COMPRESSED);
}
brw_blorp_eu_emitter::~brw_blorp_eu_emitter()
const unsigned *
brw_blorp_eu_emitter::get_program(unsigned *program_size, FILE *dump_file)
{
- brw_set_uip_jip(&func);
+ const unsigned *res;
if (unlikely(INTEL_DEBUG & DEBUG_BLORP)) {
- printf("Native code for BLORP blit:\n");
- brw_dump_compile(&func, dump_file, 0, func.next_insn_offset);
- printf("\n");
+ fprintf(stderr, "Native code for BLORP blit:\n");
+ res = generator.generate_assembly(NULL, &insts, program_size, dump_file);
+ fprintf(stderr, "\n");
+ } else {
+ res = generator.generate_assembly(NULL, &insts, program_size);
}
- return brw_get_program(&func, program_size);
+ return res;
}
+
+/**
+ * Emit code that kills pixels whose X and Y coordinates are outside the
+ * boundary of the rectangle defined by the push constants (dst_x0, dst_y0,
+ * dst_x1, dst_y1).
+ */
+void
+brw_blorp_eu_emitter::emit_kill_if_outside_rect(const struct brw_reg &x,
+ const struct brw_reg &y,
+ const struct brw_reg &dst_x0,
+ const struct brw_reg &dst_x1,
+ const struct brw_reg &dst_y0,
+ const struct brw_reg &dst_y1)
+{
+ struct brw_reg f0 = brw_flag_reg(0, 0);
+ struct brw_reg g1 = retype(brw_vec1_grf(1, 7), BRW_REGISTER_TYPE_UW);
+
+ emit_cmp(BRW_CONDITIONAL_GE, x, dst_x0);
+ emit_cmp(BRW_CONDITIONAL_GE, y, dst_y0)->predicate = BRW_PREDICATE_NORMAL;
+ emit_cmp(BRW_CONDITIONAL_L, x, dst_x1)->predicate = BRW_PREDICATE_NORMAL;
+ emit_cmp(BRW_CONDITIONAL_L, y, dst_y1)->predicate = BRW_PREDICATE_NORMAL;
+
+ fs_inst *inst = new (mem_ctx) fs_inst(BRW_OPCODE_AND, g1, f0, g1);
+ inst->force_writemask_all = true;
+ insts.push_tail(inst);
+}
+
+void
+brw_blorp_eu_emitter::emit_texture_lookup(const struct brw_reg &dst,
+ enum opcode op,
+ unsigned base_mrf,
+ unsigned msg_length)
+{
+ fs_inst *inst = new (mem_ctx) fs_inst(op, dst, brw_message_reg(base_mrf));
+
+ inst->base_mrf = base_mrf;
+ inst->mlen = msg_length;
+ inst->sampler = 0;
+ inst->header_present = false;
+
+ insts.push_tail(inst);
+}
+
+void
+brw_blorp_eu_emitter::emit_render_target_write(const struct brw_reg &src0,
+ unsigned msg_reg_nr,
+ unsigned msg_length,
+ bool use_header)
+{
+ fs_inst *inst = new (mem_ctx) fs_inst(FS_OPCODE_BLORP_FB_WRITE);
+
+ inst->src[0] = src0;
+ inst->base_mrf = msg_reg_nr;
+ inst->mlen = msg_length;
+ inst->header_present = use_header;
+ inst->target = BRW_BLORP_RENDERBUFFER_BINDING_TABLE_INDEX;
+
+ insts.push_tail(inst);
+}
+
+void
+brw_blorp_eu_emitter::emit_combine(enum opcode combine_opcode,
+ const struct brw_reg &dst,
+ const struct brw_reg &src_1,
+ const struct brw_reg &src_2)
+{
+ assert(combine_opcode == BRW_OPCODE_ADD || combine_opcode == BRW_OPCODE_AVG);
+
+ insts.push_tail(new (mem_ctx) fs_inst(combine_opcode, dst, src_1, src_2));
+}
+
+fs_inst *
+brw_blorp_eu_emitter::emit_cmp(int op,
+ const struct brw_reg &x,
+ const struct brw_reg &y)
+{
+ fs_inst *cmp = new (mem_ctx) fs_inst(BRW_OPCODE_CMP,
+ vec16(brw_null_reg()), x, y);
+ cmp->conditional_mod = op;
+ insts.push_tail(cmp);
+ return cmp;
+}
+
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