diff options
Diffstat (limited to 'src/mesa')
| -rw-r--r-- | src/mesa/drivers/dri/i965/Makefile.sources | 1 | ||||
| -rw-r--r-- | src/mesa/drivers/dri/i965/gen8_disasm.c | 931 |
2 files changed, 932 insertions, 0 deletions
diff --git a/src/mesa/drivers/dri/i965/Makefile.sources b/src/mesa/drivers/dri/i965/Makefile.sources index be25981480c..4c629ccda32 100644 --- a/src/mesa/drivers/dri/i965/Makefile.sources +++ b/src/mesa/drivers/dri/i965/Makefile.sources @@ -139,5 +139,6 @@ i965_FILES = \ gen7_vs_state.c \ gen7_wm_state.c \ gen7_wm_surface_state.c \ + gen8_disasm.c \ gen8_instruction.c \ $() diff --git a/src/mesa/drivers/dri/i965/gen8_disasm.c b/src/mesa/drivers/dri/i965/gen8_disasm.c new file mode 100644 index 00000000000..0ea5e73128b --- /dev/null +++ b/src/mesa/drivers/dri/i965/gen8_disasm.c @@ -0,0 +1,931 @@ +/* + * Copyright © 2008 Keith Packard + * Copyright © 2009-2013 Intel Corporation + * + * Permission to use, copy, modify, distribute, and sell this software and its + * documentation for any purpose is hereby granted without fee, provided that + * the above copyright notice appear in all copies and that both that copyright + * notice and this permission notice appear in supporting documentation, and + * that the name of the copyright holders not be used in advertising or + * publicity pertaining to distribution of the software without specific, + * written prior permission. The copyright holders make no representations + * about the suitability of this software for any purpose. It is provided "as + * is" without express or implied warranty. + * + * THE COPYRIGHT HOLDERS DISCLAIM ALL WARRANTIES WITH REGARD TO THIS SOFTWARE, + * INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO + * EVENT SHALL THE COPYRIGHT HOLDERS BE LIABLE FOR ANY SPECIAL, INDIRECT OR + * CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, + * DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER + * TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE + * OF THIS SOFTWARE. + */ + +#include <stdio.h> +#include <stdlib.h> +#include <string.h> +#include <getopt.h> +#include <unistd.h> +#include <stdarg.h> + +#include "brw_context.h" +#include "brw_defines.h" +#include "gen8_instruction.h" + +static const struct opcode_desc *m_opcode = opcode_descs; + +static const char *const m_conditional_modifier[16] = { + [BRW_CONDITIONAL_NONE] = "", + [BRW_CONDITIONAL_Z] = ".e", + [BRW_CONDITIONAL_NZ] = ".ne", + [BRW_CONDITIONAL_G] = ".g", + [BRW_CONDITIONAL_GE] = ".ge", + [BRW_CONDITIONAL_L] = ".l", + [BRW_CONDITIONAL_LE] = ".le", + [BRW_CONDITIONAL_O] = ".o", + [BRW_CONDITIONAL_U] = ".u", +}; + +static const char *const m_negate[2] = { "", "-" }; + +static const char *const m_abs[2] = { "", "(abs)" }; + +static const char *const m_vert_stride[16] = { + "0", + "1", + "2", + "4", + "8", + "16", + "32", +}; + +static const char *const width[8] = { + "1", + "2", + "4", + "8", + "16", +}; + +static const char *const m_horiz_stride[4] = { + "0", + "1", + "2", + "4" +}; + +static const char *const m_chan_sel[4] = { "x", "y", "z", "w" }; + +static const char *const m_debug_ctrl[2] = { "", ".breakpoint" }; + +static const char *const m_saturate[2] = { "", ".sat" }; + +static const char *const m_accwr[2] = { "", "AccWrEnable" }; + +static const char *const m_maskctrl[2] = { "WE_normal", "WE_all" }; + +static const char *const m_exec_size[8] = { + "1", + "2", + "4", + "8", + "16", + "32", +}; + +static const char *const m_pred_inv[2] = { "+", "-" }; + +static const char *const m_pred_ctrl_align16[16] = { + "", + "", + ".x", + ".y", + ".z", + ".w", + ".any4h", + ".all4h", +}; + +static const char *const m_pred_ctrl_align1[16] = { + "", + "", + ".anyv", + ".allv", + ".any2h", + ".all2h", + ".any4h", + ".all4h", + ".any8h", + ".all8h", + ".any16h", + ".all16h", + ".any32h", + ".all32h", +}; + +static const char *const m_thread_ctrl[4] = { + "", + "atomic", + "switch", +}; + +static const char *const m_dep_clear[4] = { + "", + "NoDDClr", +}; + +static const char *const m_dep_check[4] = { + "", + "NoDDChk", +}; + +static const char *const m_mask_ctrl[4] = { + "", + "nomask", +}; + +static const char *const m_access_mode[2] = { "align1", "align16" }; + +static const char *const m_reg_encoding[] = { + [BRW_HW_REG_TYPE_UD] = "UD", + [BRW_HW_REG_TYPE_D] = "D", + [BRW_HW_REG_TYPE_UW] = "UW", + [BRW_HW_REG_TYPE_W] = "W", + [BRW_HW_REG_NON_IMM_TYPE_UB] = "UB", + [BRW_HW_REG_NON_IMM_TYPE_B] = "B", + [GEN7_HW_REG_NON_IMM_TYPE_DF] = "DF", + [BRW_HW_REG_TYPE_F] = "F", + [GEN8_HW_REG_TYPE_UQ] = "UQ", + [GEN8_HW_REG_TYPE_Q] = "Q", + [GEN8_HW_REG_NON_IMM_TYPE_HF] = "HF", +}; + +static const char *const m_three_source_reg_encoding[] = { + [BRW_3SRC_TYPE_F] = "F", + [BRW_3SRC_TYPE_D] = "D", + [BRW_3SRC_TYPE_UD] = "UD", +}; + +static const int reg_type_size[] = { + [BRW_HW_REG_TYPE_UD] = 4, + [BRW_HW_REG_TYPE_D] = 4, + [BRW_HW_REG_TYPE_UW] = 2, + [BRW_HW_REG_TYPE_W] = 2, + [BRW_HW_REG_NON_IMM_TYPE_UB] = 1, + [BRW_HW_REG_NON_IMM_TYPE_B] = 1, + [GEN7_HW_REG_NON_IMM_TYPE_DF] = 8, + [BRW_HW_REG_TYPE_F] = 4, +}; + +static const char *const m_reg_file[4] = { + [BRW_ARCHITECTURE_REGISTER_FILE] = "A", + [BRW_GENERAL_REGISTER_FILE] = "g", + [BRW_IMMEDIATE_VALUE] = "imm", +}; + +static const char *const m_writemask[16] = { + ".(none)", + ".x", + ".y", + ".xy", + ".z", + ".xz", + ".yz", + ".xyz", + ".w", + ".xw", + ".yw", + ".xyw", + ".zw", + ".xzw", + ".yzw", + "", +}; + +static const char *const m_eot[2] = { "", "EOT" }; + +static const char *const m_sfid[16] = { + [BRW_SFID_NULL] = "null", + [BRW_SFID_SAMPLER] = "sampler", + [BRW_SFID_MESSAGE_GATEWAY] = "gateway", + [GEN6_SFID_DATAPORT_SAMPLER_CACHE] = "dp/sampler_cache", + [GEN6_SFID_DATAPORT_RENDER_CACHE] = "dp/render_cache", + [BRW_SFID_URB] = "URB", + [BRW_SFID_THREAD_SPAWNER] = "thread_spawner", + [BRW_SFID_VME] = "vme", + [GEN6_SFID_DATAPORT_CONSTANT_CACHE] = "dp/constant_cache", + [GEN7_SFID_DATAPORT_DATA_CACHE] = "dp/data_cache", + [GEN7_SFID_PIXEL_INTERPOLATOR] = "pi", + [HSW_SFID_DATAPORT_DATA_CACHE_1] = "dp/data_cache:1", + [HSW_SFID_CRE] = "cre", +}; + +static const char *const m_math_function[16] = { + [BRW_MATH_FUNCTION_INV] = "inv", + [BRW_MATH_FUNCTION_LOG] = "log", + [BRW_MATH_FUNCTION_EXP] = "exp", + [BRW_MATH_FUNCTION_SQRT] = "sqrt", + [BRW_MATH_FUNCTION_RSQ] = "rsq", + [BRW_MATH_FUNCTION_SIN] = "sin", + [BRW_MATH_FUNCTION_COS] = "cos", + [BRW_MATH_FUNCTION_FDIV] = "fdiv", + [BRW_MATH_FUNCTION_POW] = "pow", + [BRW_MATH_FUNCTION_INT_DIV_QUOTIENT_AND_REMAINDER] = "intdivmod", + [BRW_MATH_FUNCTION_INT_DIV_QUOTIENT] = "intdiv", + [BRW_MATH_FUNCTION_INT_DIV_REMAINDER] = "intmod", + [GEN8_MATH_FUNCTION_INVM] = "invm", + [GEN8_MATH_FUNCTION_RSQRTM] = "rsqrtm", +}; + +static const char *const m_urb_opcode[16] = { + [0] = "write HWord", + [1] = "write OWord", + [2] = "read HWord", + [3] = "read OWord", + [4] = "atomic mov", + [5] = "atomic inc", + [6] = "atomic add", + [7] = "SIMD8 write", + [8] = "SIMD8 read", + /* [9-15] - reserved */ +}; + +static const char *const m_urb_interleave[2] = { "", "interleaved" }; + +static const char *const m_rt_opcode[] = { + [0] = "SIMD16", + [1] = "RepData", + [2] = "DualLow", + [3] = "DualHigh", + [4] = "SIMD8", + [5] = "ImageWrite", + [6] = "Reserved", + [7] = "RepData(7)", +}; + +static int column; + +static int +string(FILE *file, const char *string) +{ + fputs(string, file); + column += strlen(string); + return 0; +} + +static int +format(FILE *f, const char *format, ...) +{ + char buf[1024]; + va_list args; + va_start(args, format); + + vsnprintf(buf, sizeof(buf) - 1, format, args); + va_end(args); + string(f, buf); + return 0; +} + +static int +newline(FILE *f) +{ + putc('\n', f); + column = 0; + return 0; +} + +static int +pad(FILE *f, int c) +{ + do + string(f, " "); + while (column < c); + return 0; +} + +static int +control(FILE *file, const char *name, const char *const ctrl[], + unsigned id, int *space) +{ + if (!ctrl[id]) { + fprintf(file, "*** invalid %s value %d ", name, id); + return 1; + } + if (ctrl[id][0]) { + if (space && *space) + string(file, " "); + string(file, ctrl[id]); + if (space) + *space = 1; + } + return 0; +} + +static int +print_opcode(FILE *file, int id) +{ + if (!m_opcode[id].name) { + format(file, "*** invalid opcode value %d ", id); + return 1; + } + string(file, m_opcode[id].name); + return 0; +} + +static int +reg(FILE *file, unsigned reg_file, unsigned _reg_nr) +{ + int err = 0; + + if (reg_file == BRW_ARCHITECTURE_REGISTER_FILE) { + switch (_reg_nr & 0xf0) { + case BRW_ARF_NULL: + string(file, "null"); + return -1; + case BRW_ARF_ADDRESS: + format(file, "a%d", _reg_nr & 0x0f); + break; + case BRW_ARF_ACCUMULATOR: + format(file, "acc%d", _reg_nr & 0x0f); + break; + case BRW_ARF_FLAG: + format(file, "f%d", _reg_nr & 0x0f); + break; + case BRW_ARF_MASK: + format(file, "mask%d", _reg_nr & 0x0f); + break; + case BRW_ARF_MASK_STACK: + format(file, "msd%d", _reg_nr & 0x0f); + break; + case BRW_ARF_STATE: + format(file, "sr%d", _reg_nr & 0x0f); + break; + case BRW_ARF_CONTROL: + format(file, "cr%d", _reg_nr & 0x0f); + break; + case BRW_ARF_NOTIFICATION_COUNT: + format(file, "n%d", _reg_nr & 0x0f); + break; + case BRW_ARF_IP: + string(file, "ip"); + return -1; + break; + default: + format(file, "ARF%d", _reg_nr); + break; + } + } else { + err |= control(file, "src reg file", m_reg_file, reg_file, NULL); + format(file, "%d", _reg_nr); + } + return err; +} + +static int +dest(FILE *file, struct gen8_instruction *inst) +{ + int err = 0; + + if (gen8_access_mode(inst) == BRW_ALIGN_1) { + assert(gen8_dst_address_mode(inst) == BRW_ADDRESS_DIRECT); + err |= reg(file, gen8_dst_reg_file(inst), gen8_dst_da_reg_nr(inst)); + if (err == -1) + return 0; + if (gen8_dst_da1_subreg_nr(inst)) + format(file, ".%d", gen8_dst_da1_subreg_nr(inst) / + reg_type_size[gen8_dst_reg_type(inst)]); + string(file, "<"); + err |= control(file, "horiz stride", m_horiz_stride, gen8_dst_da1_hstride(inst), NULL); + string(file, ">"); + err |= control(file, "dest reg encoding", m_reg_encoding, gen8_dst_reg_type(inst), NULL); + } else { + assert(gen8_dst_address_mode(inst) == BRW_ADDRESS_DIRECT); + err |= reg(file, gen8_dst_reg_file(inst), gen8_dst_da_reg_nr(inst)); + if (err == -1) + return 0; + if (gen8_dst_da16_subreg_nr(inst)) + format(file, ".%d", gen8_dst_da16_subreg_nr(inst) / + reg_type_size[gen8_dst_reg_type(inst)]); + string(file, "<1>"); + err |= control(file, "writemask", m_writemask, gen8_da16_writemask(inst), NULL); + err |= control(file, "dest reg encoding", m_reg_encoding, gen8_dst_reg_type(inst), NULL); + } + + return 0; +} + +static int +dest_3src(FILE *file, struct gen8_instruction *inst) +{ + int err = 0; + + err |= reg(file, BRW_GENERAL_REGISTER_FILE, gen8_dst_3src_reg_nr(inst)); + if (err == -1) + return 0; + if (gen8_dst_3src_subreg_nr(inst)) + format(file, ".%d", gen8_dst_3src_subreg_nr(inst)); + string(file, "<1>"); + err |= control(file, "writemask", m_writemask, gen8_dst_3src_writemask(inst), + NULL); + err |= control(file, "dest reg encoding", m_three_source_reg_encoding, + gen8_dst_3src_type(inst), NULL); + + return 0; +} + +static int +src_align1_region(FILE *file, unsigned vert_stride, unsigned _width, + unsigned horiz_stride) +{ + int err = 0; + string(file, "<"); + err |= control(file, "vert stride", m_vert_stride, vert_stride, NULL); + string(file, ","); + err |= control(file, "width", width, _width, NULL); + string(file, ","); + err |= control(file, "horiz_stride", m_horiz_stride, horiz_stride, NULL); + string(file, ">"); + return err; +} + +static int +src_swizzle(FILE *file, unsigned x, unsigned y, unsigned z, unsigned w) +{ + int err = 0; + + /* Three kinds of swizzle display: + * - identity - nothing printed + * - 1->all - print the single channel + * - 1->1 - print the mapping + */ + if (x == BRW_CHANNEL_X && + y == BRW_CHANNEL_Y && + z == BRW_CHANNEL_Z && + w == BRW_CHANNEL_W) { + ; /* Print nothing */ + } else if (x == y && x == z && x == w) { + string(file, "."); + err |= control(file, "channel select", m_chan_sel, x, NULL); + } else { + string(file, "."); + err |= control(file, "channel select", m_chan_sel, x, NULL); + err |= control(file, "channel select", m_chan_sel, y, NULL); + err |= control(file, "channel select", m_chan_sel, z, NULL); + err |= control(file, "channel select", m_chan_sel, w, NULL); + } + return err; +} + +static int +src_da1(FILE *file, unsigned type, unsigned reg_file, + unsigned vert_stride, unsigned _width, unsigned horiz_stride, + unsigned reg_num, unsigned sub_reg_num, unsigned _abs, unsigned negate) +{ + int err = 0; + err |= control(file, "negate", m_negate, negate, NULL); + err |= control(file, "abs", m_abs, _abs, NULL); + + err |= reg(file, reg_file, reg_num); + if (err == -1) + return 0; + if (sub_reg_num) + format(file, ".%d", sub_reg_num / reg_type_size[type]); /* use formal style like spec */ + src_align1_region(file, vert_stride, _width, horiz_stride); + err |= control(file, "src reg encoding", m_reg_encoding, type, NULL); + return err; +} + +static int +src_da16(FILE *file, + unsigned _reg_type, + unsigned reg_file, + unsigned vert_stride, + unsigned _reg_nr, + unsigned _subreg_nr, + unsigned _abs, + unsigned negate, + unsigned swz_x, + unsigned swz_y, + unsigned swz_z, + unsigned swz_w) +{ + int err = 0; + err |= control(file, "negate", m_negate, negate, NULL); + err |= control(file, "abs", m_abs, _abs, NULL); + + err |= reg(file, reg_file, _reg_nr); + if (err == -1) + return 0; + if (_subreg_nr) + /* bit4 for subreg number byte addressing. Make this same meaning as + * in da1 case, so output looks consistent. + */ + format(file, ".%d", 16 / reg_type_size[_reg_type]); + string(file, "<"); + err |= control(file, "vert stride", m_vert_stride, vert_stride, NULL); + string(file, ",4,1>"); + /* + * Three kinds of swizzle display: + * identity - nothing printed + * 1->all - print the single channel + * 1->1 - print the mapping + */ + if (swz_x == BRW_CHANNEL_X && + swz_y == BRW_CHANNEL_Y && + swz_z == BRW_CHANNEL_Z && + swz_w == BRW_CHANNEL_W) { + ; /* Print nothing */ + } else if (swz_x == swz_y && swz_x == swz_z && swz_x == swz_w) { + string(file, "."); + err |= control(file, "channel select", m_chan_sel, swz_x, NULL); + } else { + string(file, "."); + err |= control(file, "channel select", m_chan_sel, swz_x, NULL); + err |= control(file, "channel select", m_chan_sel, swz_y, NULL); + err |= control(file, "channel select", m_chan_sel, swz_z, NULL); + err |= control(file, "channel select", m_chan_sel, swz_w, NULL); + } + err |= control(file, "src da16 reg type", m_reg_encoding, _reg_type, NULL); + return err; +} + +static int +src0_3src(FILE *file, struct gen8_instruction *inst) +{ + int err = 0; + unsigned swiz = gen8_src0_3src_swizzle(inst); + unsigned swz_x = (swiz >> 0) & 0x3; + unsigned swz_y = (swiz >> 2) & 0x3; + unsigned swz_z = (swiz >> 4) & 0x3; + unsigned swz_w = (swiz >> 6) & 0x3; + + err |= control(file, "negate", m_negate, gen8_src0_3src_negate(inst), NULL); + err |= control(file, "abs", m_abs, gen8_src0_3src_abs(inst), NULL); + + err |= reg(file, BRW_GENERAL_REGISTER_FILE, gen8_src0_3src_reg_nr(inst)); + if (err == -1) + return 0; + if (gen8_src0_3src_subreg_nr(inst)) + format(file, ".%d", gen8_src0_3src_subreg_nr(inst)); + string(file, "<4,1,1>"); + err |= control(file, "src da16 reg type", m_three_source_reg_encoding, + gen8_src_3src_type(inst), NULL); + err |= src_swizzle(file, swz_x, swz_y, swz_z, swz_w); + return err; +} + +static int +src1_3src(FILE *file, struct gen8_instruction *inst) +{ + int err = 0; + unsigned swiz = gen8_src1_3src_swizzle(inst); + unsigned swz_x = (swiz >> 0) & 0x3; + unsigned swz_y = (swiz >> 2) & 0x3; + unsigned swz_z = (swiz >> 4) & 0x3; + unsigned swz_w = (swiz >> 6) & 0x3; + unsigned src1_subreg_nr = gen8_src1_3src_subreg_nr(inst); + + err |= control(file, "negate", m_negate, gen8_src1_3src_negate(inst), NULL); + err |= control(file, "abs", m_abs, gen8_src1_3src_abs(inst), NULL); + + err |= reg(file, BRW_GENERAL_REGISTER_FILE, gen8_src1_3src_reg_nr(inst)); + if (err == -1) + return 0; + if (src1_subreg_nr) + format(file, ".%d", src1_subreg_nr); + string(file, "<4,1,1>"); + err |= control(file, "src da16 reg type", m_three_source_reg_encoding, + gen8_src_3src_type(inst), NULL); + err |= src_swizzle(file, swz_x, swz_y, swz_z, swz_w); + return err; +} + +static int +src2_3src(FILE *file, struct gen8_instruction *inst) +{ + int err = 0; + unsigned swiz = gen8_src2_3src_swizzle(inst); + unsigned swz_x = (swiz >> 0) & 0x3; + unsigned swz_y = (swiz >> 2) & 0x3; + unsigned swz_z = (swiz >> 4) & 0x3; + unsigned swz_w = (swiz >> 6) & 0x3; + + err |= control(file, "negate", m_negate, gen8_src2_3src_negate(inst), NULL); + err |= control(file, "abs", m_abs, gen8_src2_3src_abs(inst), NULL); + + err |= reg(file, BRW_GENERAL_REGISTER_FILE, gen8_src2_3src_reg_nr(inst)); + if (err == -1) + return 0; + if (gen8_src2_3src_subreg_nr(inst)) + format(file, ".%d", gen8_src2_3src_subreg_nr(inst)); + string(file, "<4,1,1>"); + err |= control(file, "src da16 reg type", m_three_source_reg_encoding, + gen8_src_3src_type(inst), NULL); + err |= src_swizzle(file, swz_x, swz_y, swz_z, swz_w); + return err; +} + +static int +imm(FILE *file, unsigned type, struct gen8_instruction *inst) +{ + switch (type) { + case BRW_HW_REG_TYPE_UD: + format(file, "0x%08xUD", gen8_src1_imm_ud(inst)); + break; + case BRW_HW_REG_TYPE_D: + format(file, "%dD", gen8_src1_imm_d(inst)); + break; + case BRW_HW_REG_TYPE_UW: + format(file, "0x%04xUW", (uint16_t) gen8_src1_imm_ud(inst)); + break; + case BRW_HW_REG_TYPE_W: + format(file, "%dW", (int16_t) gen8_src1_imm_d(inst)); + break; + case BRW_HW_REG_IMM_TYPE_UV: + format(file, "0x%08xUV", gen8_src1_imm_ud(inst)); + break; + case BRW_HW_REG_IMM_TYPE_VF: + format(file, "Vector Float"); + break; + case BRW_HW_REG_IMM_TYPE_V: + format(file, "0x%08xV", gen8_src1_imm_ud(inst)); + break; + case BRW_HW_REG_TYPE_F: + format(file, "%-gF", gen8_src1_imm_f(inst)); + break; + case GEN8_HW_REG_IMM_TYPE_DF: + case GEN8_HW_REG_IMM_TYPE_HF: + assert(!"Not implemented yet"); + break; + } + return 0; +} + +static int +src0(FILE *file, struct gen8_instruction *inst) +{ + if (gen8_src0_reg_file(inst) == BRW_IMMEDIATE_VALUE) + return imm(file, gen8_src0_reg_type(inst), inst); + + if (gen8_access_mode(inst) == BRW_ALIGN_1) { + assert(gen8_src0_address_mode(inst) == BRW_ADDRESS_DIRECT); + return src_da1(file, + gen8_src0_reg_type(inst), + gen8_src0_reg_file(inst), + gen8_src0_vert_stride(inst), + gen8_src0_da1_width(inst), + gen8_src0_da1_hstride(inst), + gen8_src0_da_reg_nr(inst), + gen8_src0_da1_subreg_nr(inst), + gen8_src0_abs(inst), + gen8_src0_negate(inst)); + } else { + assert(gen8_src0_address_mode(inst) == BRW_ADDRESS_DIRECT); + return src_da16(file, + gen8_src0_reg_type(inst), + gen8_src0_reg_file(inst), + gen8_src0_vert_stride(inst), + gen8_src0_da_reg_nr(inst), + gen8_src0_da16_subreg_nr(inst), + gen8_src0_abs(inst), + gen8_src0_negate(inst), + gen8_src0_da16_swiz_x(inst), + gen8_src0_da16_swiz_y(inst), + gen8_src0_da16_swiz_z(inst), + gen8_src0_da16_swiz_w(inst)); + } +} + +static int +src1(FILE *file, struct gen8_instruction *inst) +{ + if (gen8_src1_reg_file(inst) == BRW_IMMEDIATE_VALUE) + return imm(file, gen8_src1_reg_type(inst), inst); + + if (gen8_access_mode(inst) == BRW_ALIGN_1) { + assert(gen8_src1_address_mode(inst) == BRW_ADDRESS_DIRECT); + return src_da1(file, + gen8_src1_reg_type(inst), + gen8_src1_reg_file(inst), + gen8_src1_vert_stride(inst), + gen8_src1_da1_width(inst), + gen8_src1_da1_hstride(inst), + gen8_src1_da_reg_nr(inst), + gen8_src1_da1_subreg_nr(inst), + gen8_src1_abs(inst), + gen8_src1_negate(inst)); + } else { + assert(gen8_src1_address_mode(inst) == BRW_ADDRESS_DIRECT); + return src_da16(file, + gen8_src1_reg_type(inst), + gen8_src1_reg_file(inst), + gen8_src1_vert_stride(inst), + gen8_src1_da_reg_nr(inst), + gen8_src1_da16_subreg_nr(inst), + gen8_src1_abs(inst), + gen8_src1_negate(inst), + gen8_src1_da16_swiz_x(inst), + gen8_src1_da16_swiz_y(inst), + gen8_src1_da16_swiz_z(inst), + gen8_src1_da16_swiz_w(inst)); + } +} + +static int esize[6] = { 1, 2, 4, 8, 16, 32 }; + +static int +qtr_ctrl(FILE *file, struct gen8_instruction *inst) +{ + int qtr_ctl = gen8_qtr_control(inst); + int exec_size = esize[gen8_exec_size(inst)]; + + if (exec_size == 8) { + switch (qtr_ctl) { + case 0: + string(file, " 1Q"); + break; + case 1: + string(file, " 2Q"); + break; + case 2: + string(file, " 3Q"); + break; + case 3: + string(file, " 4Q"); + break; + } + } else if (exec_size == 16) { + if (qtr_ctl < 2) + string(file, " 1H"); + else + string(file, " 2H"); + } + return 0; +} + +int +gen8_disassemble(FILE *file, struct gen8_instruction *inst, int gen) +{ + int err = 0; + int space = 0; + + const int opcode = gen8_opcode(inst); + + if (gen8_pred_control(inst)) { + string(file, "("); + err |= control(file, "predicate inverse", m_pred_inv, gen8_pred_inv(inst), NULL); + format(file, "f%d", gen8_flag_reg_nr(inst)); + if (gen8_flag_subreg_nr(inst)) + format(file, ".%d", gen8_flag_subreg_nr(inst)); + if (gen8_access_mode(inst) == BRW_ALIGN_1) { + err |= control(file, "predicate control align1", m_pred_ctrl_align1, + gen8_pred_control(inst), NULL); + } else { + err |= control(file, "predicate control align16", m_pred_ctrl_align16, + gen8_pred_control(inst), NULL); + } + string(file, ") "); + } + + err |= print_opcode(file, opcode); + err |= control(file, "saturate", m_saturate, gen8_saturate(inst), NULL); + err |= control(file, "debug control", m_debug_ctrl, gen8_debug_control(inst), NULL); + + if (opcode == BRW_OPCODE_MATH) { + string(file, " "); + err |= control(file, "function", m_math_function, gen8_math_function(inst), + NULL); + } else if (opcode != BRW_OPCODE_SEND && opcode != BRW_OPCODE_SENDC) { + err |= control(file, "conditional modifier", m_conditional_modifier, + gen8_cond_modifier(inst), NULL); + + /* If we're using the conditional modifier, print the flag reg used. */ + if (gen8_cond_modifier(inst) && opcode != BRW_OPCODE_SEL) { + format(file, ".f%d", gen8_flag_reg_nr(inst)); + if (gen8_flag_subreg_nr(inst)) + format(file, ".%d", gen8_flag_subreg_nr(inst)); + } + } + + if (opcode != BRW_OPCODE_NOP) { + string(file, "("); + err |= control(file, "execution size", m_exec_size, gen8_exec_size(inst), NULL); + string(file, ")"); + } + + if (m_opcode[opcode].nsrc == 3) { + pad(file, 16); + err |= dest_3src(file, inst); + + pad(file, 32); + err |= src0_3src(file, inst); + + pad(file, 48); + err |= src1_3src(file, inst); + + pad(file, 64); + err |= src2_3src(file, inst); + } else { + if (m_opcode[opcode].ndst > 0) { + pad(file, 16); + err |= dest(file, inst); + } else if (opcode == BRW_OPCODE_ENDIF) { + format(file, " %d", gen8_jip(inst)); + } else if (opcode == BRW_OPCODE_IF || + opcode == BRW_OPCODE_ELSE || + opcode == BRW_OPCODE_WHILE || + opcode == BRW_OPCODE_BREAK || + opcode == BRW_OPCODE_CONTINUE || + opcode == BRW_OPCODE_HALT) { + format(file, " %d %d", gen8_jip(inst), gen8_uip(inst)); + } + + if (m_opcode[opcode].nsrc > 0) { + pad(file, 32); + err |= src0(file, inst); + } + if (m_opcode[opcode].nsrc > 1) { + pad(file, 48); + err |= src1(file, inst); + } + } + + if (opcode == BRW_OPCODE_SEND || opcode == BRW_OPCODE_SENDC) { + const int sfid = gen8_sfid(inst); + + newline(file); + pad(file, 16); + space = 0; + + err |= control(file, "SFID", m_sfid, sfid, &space); + + switch (sfid) { + case BRW_SFID_SAMPLER: + format(file, " (%d, %d, %d, %d)", + gen8_binding_table_index(inst), + gen8_sampler(inst), + gen8_sampler_msg_type(inst), + gen8_sampler_simd_mode(inst)); + break; + + case BRW_SFID_URB: + space = 1; + err |= control(file, "urb opcode", m_urb_opcode, + gen8_urb_opcode(inst), &space); + err |= control(file, "urb interleave", m_urb_interleave, + gen8_urb_interleave(inst), &space); + format(file, " %d %d", + gen8_urb_global_offset(inst), gen8_urb_per_slot_offset(inst)); + break; + + case GEN6_SFID_DATAPORT_RENDER_CACHE: { + err |= control(file, "rt message", m_rt_opcode, + gen8_rt_message_type(inst), &space); + format(file, " %s%sSurface = %d", + gen8_rt_slot_group(inst) ? "Hi " : "", + gen8_rt_last(inst) ? "LastRT " : "", + gen8_binding_table_index(inst)); + break; + } + + case GEN6_SFID_DATAPORT_SAMPLER_CACHE: + case GEN6_SFID_DATAPORT_CONSTANT_CACHE: + case GEN7_SFID_DATAPORT_DATA_CACHE: + format(file, " (%d, 0x%x)", + gen8_binding_table_index(inst), + gen8_function_control(inst)); + break; + + default: + format(file, "unsupported shared function ID (%d)", sfid); + break; + } + if (space) + string(file, " "); + format(file, "mlen %d", gen8_mlen(inst)); + format(file, " rlen %d", gen8_rlen(inst)); + } + pad(file, 64); + if (opcode != BRW_OPCODE_NOP) { + string(file, "{"); + space = 1; + err |= control(file, "access mode", m_access_mode, gen8_access_mode(inst), &space); + err |= control(file, "mask control", m_maskctrl, gen8_mask_control(inst), &space); + err |= control(file, "DDClr", m_dep_clear, gen8_no_dd_clear(inst), &space); + err |= control(file, "DDChk", m_dep_check, gen8_no_dd_check(inst), &space); + + err |= qtr_ctrl(file, inst); + + err |= control(file, "thread control", m_thread_ctrl, gen8_thread_control(inst), &space); + err |= control(file, "acc write control", m_accwr, gen8_acc_wr_control(inst), &space); + if (opcode == BRW_OPCODE_SEND || opcode == BRW_OPCODE_SENDC) + err |= control(file, "end of thread", m_eot, gen8_eot(inst), &space); + if (space) + string(file, " "); + string(file, "}"); + } + string(file, ";"); + newline(file); + return err; +} |