Commit messages need updating to match having ported this stuff to C.
On Wed, Dec 11, 2013 at 8:25 PM, Kenneth Graunke <[email protected]> wrote: > Heavily based on Keith Packard's existing brw_disasm.c code. I've tried > to go through most of the pieces (like SFIDs) and update the lists to > include features added in recent generations. > > I had to use C++ since my new instruction representation requires it. > Unfortunately, C++98 doesn't allow the use of C99 array initializers, > which makes the arrays mapping values to strings harder to read. I > tried to compensate for this failing by adding additional comments. > > The disassembly can definitely be improved, but this should at least > get INTEL_DEBUG=vs/fs working. > > Signed-off-by: Kenneth Graunke <[email protected]> > --- > src/mesa/drivers/dri/i965/Makefile.sources | 1 + > src/mesa/drivers/dri/i965/gen8_disasm.c | 911 > +++++++++++++++++++++++++++++ > 2 files changed, 912 insertions(+) > create mode 100644 src/mesa/drivers/dri/i965/gen8_disasm.c > > diff --git a/src/mesa/drivers/dri/i965/Makefile.sources > b/src/mesa/drivers/dri/i965/Makefile.sources > index be25981..4c629cc 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 0000000..c649fe7 > --- /dev/null > +++ b/src/mesa/drivers/dri/i965/gen8_disasm.c > @@ -0,0 +1,911 @@ > +/* > + * 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_type[8] = { > + [BRW_REGISTER_TYPE_UD] = "UD", > + [BRW_REGISTER_TYPE_D] = "D", > + [BRW_REGISTER_TYPE_UW] = "UW", > + [BRW_REGISTER_TYPE_W] = "W", > + [BRW_REGISTER_TYPE_UB] = "UB", > + [BRW_REGISTER_TYPE_B] = "B", > + [BRW_REGISTER_TYPE_DF] = "DF", > + [BRW_REGISTER_TYPE_F] = "F", > +}; > + > +static const int reg_type_size[8] = { > + [BRW_REGISTER_TYPE_UD] = 4, > + [BRW_REGISTER_TYPE_D] = 4, > + [BRW_REGISTER_TYPE_UW] = 2, > + [BRW_REGISTER_TYPE_W] = 2, > + [BRW_REGISTER_TYPE_UB] = 1, > + [BRW_REGISTER_TYPE_B] = 1, > + [BRW_REGISTER_TYPE_DF] = 8, > + [BRW_REGISTER_TYPE_F] = 4, > +}; > + > +static const char *const m_reg_file[4] = { > + [BRW_ARCHITECTURE_REGISTER_FILE] = "A", > + [BRW_GENERAL_REGISTER_FILE] = "g", > + [3] = "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_PI] = "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 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 > +three_source_type_to_reg_type(int three_source_type) > +{ > + switch (three_source_type) { > + case BRW_3SRC_TYPE_F: > + return BRW_REGISTER_TYPE_F; > + case BRW_3SRC_TYPE_D: > + return BRW_REGISTER_TYPE_D; > + case BRW_3SRC_TYPE_UD: > + return BRW_REGISTER_TYPE_UD; > + } > + return -1; > +} > + > +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_type, > 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_type, > 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_reg_type, > + three_source_type_to_reg_type(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_type, 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_type, _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_reg_type, > + three_source_type_to_reg_type(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_reg_type, > + three_source_type_to_reg_type(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_reg_type, > + three_source_type_to_reg_type(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_REGISTER_TYPE_UD: > + format(file, "0x%08xUD", gen8_src1_imm_ud(inst)); > + break; > + case BRW_REGISTER_TYPE_D: > + format(file, "%dD", (int) gen8_src1_imm_d(inst)); > + break; > + case BRW_REGISTER_TYPE_UW: > + format(file, "0x%04xUW", (uint16_t) gen8_src1_imm_ud(inst)); > + break; > + case BRW_REGISTER_TYPE_W: > + format(file, "%dW", (int16_t) gen8_src1_imm_d(inst)); > + break; > + case BRW_REGISTER_TYPE_UB: > + format(file, "0x%02xUB", (int8_t) gen8_src1_imm_ud(inst)); > + break; > + case BRW_REGISTER_TYPE_VF: > + format(file, "Vector Float"); > + break; > + case BRW_REGISTER_TYPE_V: > + format(file, "0x%08xV", gen8_src1_imm_ud(inst)); > + break; > + case BRW_REGISTER_TYPE_F: > + format(file, "%-gF", gen8_src1_imm_f(inst)); > + } > + 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_SAMPLER_CACHE: > + case GEN6_SFID_DATAPORT_RENDER_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; > +} > -- > 1.8.4.4 > > _______________________________________________ > mesa-dev mailing list > [email protected] > http://lists.freedesktop.org/mailman/listinfo/mesa-dev _______________________________________________ mesa-dev mailing list [email protected] http://lists.freedesktop.org/mailman/listinfo/mesa-dev
