From 2bf207b47347ec1c672448e3019029f899a5d3b5 Mon Sep 17 00:00:00 2001 From: Jason Ekstrand Date: Thu, 16 Apr 2015 10:30:05 -0700 Subject: [PATCH] i965/vec4: Add a devinfo field to the generator and use it for gen checks Reviewed-by: Matt Turner --- src/mesa/drivers/dri/i965/brw_vec4.h | 1 + src/mesa/drivers/dri/i965/brw_vec4_generator.cpp | 87 +++++++++++------------- 2 files changed, 42 insertions(+), 46 deletions(-) diff --git a/src/mesa/drivers/dri/i965/brw_vec4.h b/src/mesa/drivers/dri/i965/brw_vec4.h index a0ee2cc..cafbb64 100644 --- a/src/mesa/drivers/dri/i965/brw_vec4.h +++ b/src/mesa/drivers/dri/i965/brw_vec4.h @@ -514,6 +514,7 @@ private: struct brw_reg surf_index); struct brw_context *brw; + const struct brw_device_info *devinfo; struct brw_compile *p; diff --git a/src/mesa/drivers/dri/i965/brw_vec4_generator.cpp b/src/mesa/drivers/dri/i965/brw_vec4_generator.cpp index 6e3a6a5..3b62440 100644 --- a/src/mesa/drivers/dri/i965/brw_vec4_generator.cpp +++ b/src/mesa/drivers/dri/i965/brw_vec4_generator.cpp @@ -142,7 +142,8 @@ vec4_generator::vec4_generator(struct brw_context *brw, bool debug_flag, const char *stage_name, const char *stage_abbrev) - : brw(brw), shader_prog(shader_prog), prog(prog), prog_data(prog_data), + : brw(brw), devinfo(brw->intelScreen->devinfo), + shader_prog(shader_prog), prog(prog), prog_data(prog_data), mem_ctx(mem_ctx), stage_name(stage_name), stage_abbrev(stage_abbrev), debug_flag(debug_flag) { @@ -235,7 +236,7 @@ vec4_generator::generate_tex(vec4_instruction *inst, { int msg_type = -1; - if (brw->gen >= 5) { + if (devinfo->gen >= 5) { switch (inst->opcode) { case SHADER_OPCODE_TEX: case SHADER_OPCODE_TXL: @@ -248,7 +249,7 @@ vec4_generator::generate_tex(vec4_instruction *inst, case SHADER_OPCODE_TXD: if (inst->shadow_compare) { /* Gen7.5+. Otherwise, lowered by brw_lower_texture_gradients(). */ - assert(brw->gen >= 8 || brw->is_haswell); + assert(devinfo->gen >= 8 || devinfo->is_haswell); msg_type = HSW_SAMPLER_MESSAGE_SAMPLE_DERIV_COMPARE; } else { msg_type = GEN5_SAMPLER_MESSAGE_SAMPLE_DERIVS; @@ -258,13 +259,13 @@ vec4_generator::generate_tex(vec4_instruction *inst, msg_type = GEN5_SAMPLER_MESSAGE_SAMPLE_LD; break; case SHADER_OPCODE_TXF_CMS: - if (brw->gen >= 7) + if (devinfo->gen >= 7) msg_type = GEN7_SAMPLER_MESSAGE_SAMPLE_LD2DMS; else msg_type = GEN5_SAMPLER_MESSAGE_SAMPLE_LD; break; case SHADER_OPCODE_TXF_MCS: - assert(brw->gen >= 7); + assert(devinfo->gen >= 7); msg_type = GEN7_SAMPLER_MESSAGE_SAMPLE_LD_MCS; break; case SHADER_OPCODE_TXS: @@ -326,7 +327,7 @@ vec4_generator::generate_tex(vec4_instruction *inst, * use an implied move from g0 to the first message register. */ if (inst->header_present) { - if (brw->gen < 6 && !inst->offset) { + if (devinfo->gen < 6 && !inst->offset) { /* Set up an implied move from g0 to the MRF. */ src = brw_vec8_grf(0, 0); } else { @@ -345,7 +346,7 @@ vec4_generator::generate_tex(vec4_instruction *inst, /* Set the texel offset bits in DWord 2. */ dw2 = inst->offset; - if (brw->gen >= 9) + if (devinfo->gen >= 9) /* SKL+ overloads BRW_SAMPLER_SIMD_MODE_SIMD4X2 to also do SIMD8D, * based on bit 22 in the header. */ @@ -504,7 +505,7 @@ vec4_generator::generate_gs_thread_end(vec4_instruction *inst) inst->base_mrf, /* starting mrf reg nr */ src, BRW_URB_WRITE_EOT | inst->urb_write_flags, - brw->gen >= 8 ? 2 : 1,/* message len */ + devinfo->gen >= 8 ? 2 : 1,/* message len */ 0, /* response len */ 0, /* urb destination offset */ BRW_URB_SWIZZLE_INTERLEAVE); @@ -536,7 +537,7 @@ vec4_generator::generate_gs_set_write_offset(struct brw_reg dst, brw_push_insn_state(p); brw_set_default_access_mode(p, BRW_ALIGN_1); brw_set_default_mask_control(p, BRW_MASK_DISABLE); - assert(brw->gen >= 7 && + assert(devinfo->gen >= 7 && src1.file == BRW_IMMEDIATE_VALUE && src1.type == BRW_REGISTER_TYPE_UD && src1.dw1.ud <= USHRT_MAX); @@ -553,7 +554,7 @@ vec4_generator::generate_gs_set_vertex_count(struct brw_reg dst, brw_push_insn_state(p); brw_set_default_mask_control(p, BRW_MASK_DISABLE); - if (brw->gen >= 8) { + if (devinfo->gen >= 8) { /* Move the vertex count into the second MRF for the EOT write. */ brw_MOV(p, retype(brw_message_reg(dst.nr + 1), BRW_REGISTER_TYPE_UD), src); @@ -824,7 +825,7 @@ vec4_generator::generate_oword_dual_block_offsets(struct brw_reg m1, { int second_vertex_offset; - if (brw->gen >= 6) + if (devinfo->gen >= 6) second_vertex_offset = 1; else second_vertex_offset = 16; @@ -887,9 +888,9 @@ vec4_generator::generate_scratch_read(vec4_instruction *inst, uint32_t msg_type; - if (brw->gen >= 6) + if (devinfo->gen >= 6) msg_type = GEN6_DATAPORT_READ_MESSAGE_OWORD_DUAL_BLOCK_READ; - else if (brw->gen == 5 || brw->is_g4x) + else if (devinfo->gen == 5 || devinfo->is_g4x) msg_type = G45_DATAPORT_READ_MESSAGE_OWORD_DUAL_BLOCK_READ; else msg_type = BRW_DATAPORT_READ_MESSAGE_OWORD_DUAL_BLOCK_READ; @@ -900,7 +901,7 @@ vec4_generator::generate_scratch_read(vec4_instruction *inst, brw_inst *send = brw_next_insn(p, BRW_OPCODE_SEND); brw_set_dest(p, send, dst); brw_set_src0(p, send, header); - if (brw->gen < 6) + if (devinfo->gen < 6) brw_inst_set_cond_modifier(p->devinfo, send, inst->base_mrf); brw_set_dp_read_message(p, send, 255, /* binding table index: stateless access */ @@ -937,9 +938,9 @@ vec4_generator::generate_scratch_write(vec4_instruction *inst, uint32_t msg_type; - if (brw->gen >= 7) + if (devinfo->gen >= 7) msg_type = GEN7_DATAPORT_DC_OWORD_DUAL_BLOCK_WRITE; - else if (brw->gen == 6) + else if (devinfo->gen == 6) msg_type = GEN6_DATAPORT_WRITE_MESSAGE_OWORD_DUAL_BLOCK_WRITE; else msg_type = BRW_DATAPORT_WRITE_MESSAGE_OWORD_DUAL_BLOCK_WRITE; @@ -951,7 +952,7 @@ vec4_generator::generate_scratch_write(vec4_instruction *inst, * guaranteed and write commits only matter for inter-thread * synchronization. */ - if (brw->gen >= 6) { + if (devinfo->gen >= 6) { write_commit = false; } else { /* The visitor set up our destination register to be g0. This @@ -971,7 +972,7 @@ vec4_generator::generate_scratch_write(vec4_instruction *inst, brw_inst *send = brw_next_insn(p, BRW_OPCODE_SEND); brw_set_dest(p, send, dst); brw_set_src0(p, send, header); - if (brw->gen < 6) + if (devinfo->gen < 6) brw_inst_set_cond_modifier(p->devinfo, send, inst->base_mrf); brw_set_dp_write_message(p, send, 255, /* binding table index: stateless access */ @@ -1004,9 +1005,9 @@ vec4_generator::generate_pull_constant_load(vec4_instruction *inst, uint32_t msg_type; - if (brw->gen >= 6) + if (devinfo->gen >= 6) msg_type = GEN6_DATAPORT_READ_MESSAGE_OWORD_DUAL_BLOCK_READ; - else if (brw->gen == 5 || brw->is_g4x) + else if (devinfo->gen == 5 || devinfo->is_g4x) msg_type = G45_DATAPORT_READ_MESSAGE_OWORD_DUAL_BLOCK_READ; else msg_type = BRW_DATAPORT_READ_MESSAGE_OWORD_DUAL_BLOCK_READ; @@ -1017,7 +1018,7 @@ vec4_generator::generate_pull_constant_load(vec4_instruction *inst, brw_inst *send = brw_next_insn(p, BRW_OPCODE_SEND); brw_set_dest(p, send, dst); brw_set_src0(p, send, header); - if (brw->gen < 6) + if (devinfo->gen < 6) brw_inst_set_cond_modifier(p->devinfo, send, inst->base_mrf); brw_set_dp_read_message(p, send, surf_index, @@ -1208,7 +1209,7 @@ vec4_generator::generate_code(const cfg_t *cfg) break; case BRW_OPCODE_MAD: - assert(brw->gen >= 6); + assert(devinfo->gen >= 6); brw_MAD(p, dst, src[0], src[1], src[2]); break; @@ -1271,47 +1272,47 @@ vec4_generator::generate_code(const cfg_t *cfg) break; case BRW_OPCODE_F32TO16: - assert(brw->gen >= 7); + assert(devinfo->gen >= 7); brw_F32TO16(p, dst, src[0]); break; case BRW_OPCODE_F16TO32: - assert(brw->gen >= 7); + assert(devinfo->gen >= 7); brw_F16TO32(p, dst, src[0]); break; case BRW_OPCODE_LRP: - assert(brw->gen >= 6); + assert(devinfo->gen >= 6); brw_LRP(p, dst, src[0], src[1], src[2]); break; case BRW_OPCODE_BFREV: - assert(brw->gen >= 7); + assert(devinfo->gen >= 7); /* 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: - assert(brw->gen >= 7); + assert(devinfo->gen >= 7); /* FBH only supports UD type for dst. */ brw_FBH(p, retype(dst, BRW_REGISTER_TYPE_UD), src[0]); break; case BRW_OPCODE_FBL: - assert(brw->gen >= 7); + assert(devinfo->gen >= 7); /* FBL only supports UD type for dst. */ brw_FBL(p, retype(dst, BRW_REGISTER_TYPE_UD), src[0]); break; case BRW_OPCODE_CBIT: - assert(brw->gen >= 7); + assert(devinfo->gen >= 7); /* CBIT only supports UD type for dst. */ brw_CBIT(p, retype(dst, BRW_REGISTER_TYPE_UD), src[0]); break; case BRW_OPCODE_ADDC: - assert(brw->gen >= 7); + assert(devinfo->gen >= 7); brw_ADDC(p, dst, src[0], src[1]); break; case BRW_OPCODE_SUBB: - assert(brw->gen >= 7); + assert(devinfo->gen >= 7); brw_SUBB(p, dst, src[0], src[1]); break; case BRW_OPCODE_MAC: @@ -1319,23 +1320,23 @@ vec4_generator::generate_code(const cfg_t *cfg) break; case BRW_OPCODE_BFE: - assert(brw->gen >= 7); + assert(devinfo->gen >= 7); brw_BFE(p, dst, src[0], src[1], src[2]); break; case BRW_OPCODE_BFI1: - assert(brw->gen >= 7); + assert(devinfo->gen >= 7); brw_BFI1(p, dst, src[0], src[1]); break; case BRW_OPCODE_BFI2: - assert(brw->gen >= 7); + assert(devinfo->gen >= 7); 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); + assert(devinfo->gen == 6); gen6_IF(p, inst->conditional_mod, src[0], src[1]); } else { brw_inst *if_inst = brw_IF(p, BRW_EXECUTE_8); @@ -1376,10 +1377,10 @@ vec4_generator::generate_code(const cfg_t *cfg) case SHADER_OPCODE_SIN: case SHADER_OPCODE_COS: assert(inst->conditional_mod == BRW_CONDITIONAL_NONE); - if (brw->gen >= 7) { + if (devinfo->gen >= 7) { gen6_math(p, dst, brw_math_function(inst->opcode), src[0], brw_null_reg()); - } else if (brw->gen == 6) { + } else if (devinfo->gen == 6) { generate_math_gen6(inst, dst, src[0], brw_null_reg()); } else { generate_math1_gen4(inst, dst, src[0]); @@ -1390,9 +1391,9 @@ vec4_generator::generate_code(const cfg_t *cfg) case SHADER_OPCODE_INT_QUOTIENT: case SHADER_OPCODE_INT_REMAINDER: assert(inst->conditional_mod == BRW_CONDITIONAL_NONE); - if (brw->gen >= 7) { + if (devinfo->gen >= 7) { gen6_math(p, dst, brw_math_function(inst->opcode), src[0], src[1]); - } else if (brw->gen == 6) { + } else if (devinfo->gen == 6) { generate_math_gen6(inst, dst, src[0], src[1]); } else { generate_math2_gen4(inst, dst, src[0], src[1]); @@ -1569,13 +1570,7 @@ vec4_generator::generate_code(const cfg_t *cfg) } default: - if (inst->opcode < (int) ARRAY_SIZE(opcode_descs)) { - _mesa_problem(&brw->ctx, "Unsupported opcode in `%s' in vec4\n", - opcode_descs[inst->opcode].name); - } else { - _mesa_problem(&brw->ctx, "Unsupported opcode %d in vec4", inst->opcode); - } - abort(); + unreachable("Unsupported opcode"); } if (inst->opcode == VEC4_OPCODE_PACK_BYTES) { -- 2.7.4