decode.c 83.9 KB
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/*
 * Copyright (C) 2017-2019 Alyssa Rosenzweig
 * Copyright (C) 2017-2019 Connor Abbott
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 * Copyright (C) 2019 Collabora
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 *
 * Permission is hereby granted, free of charge, to any person obtaining a
 * copy of this software and associated documentation files (the "Software"),
 * to deal in the Software without restriction, including without limitation
 * the rights to use, copy, modify, merge, publish, distribute, sublicense,
 * and/or sell copies of the Software, and to permit persons to whom the
 * Software is furnished to do so, subject to the following conditions:
 *
 * The above copyright notice and this permission notice (including the next
 * paragraph) shall be included in all copies or substantial portions of the
 * Software.
 *
 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
 * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
 * SOFTWARE.
 */

#include <panfrost-job.h>
#include <stdio.h>
#include <stdlib.h>
#include <memory.h>
#include <stdbool.h>
#include <stdarg.h>
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#include "decode.h"
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#include "util/u_math.h"
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#include "../pan_pretty_print.h"
#include "../midgard/disassemble.h"
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#include "../bifrost/disassemble.h"
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int pandecode_replay_jc(mali_ptr jc_gpu_va, bool bifrost);

#define MEMORY_PROP(obj, p) {\
	char *a = pointer_as_memory_reference(obj->p); \
	pandecode_prop("%s = %s", #p, a); \
	free(a); \
}

#define MEMORY_COMMENT(obj, p) {\
	char *a = pointer_as_memory_reference(obj->p); \
	pandecode_msg("%s = %s\n", #p, a); \
	free(a); \
}

#define DYN_MEMORY_PROP(obj, no, p) { \
	if (obj->p) \
		pandecode_prop("%s = %s_%d_p", #p, #p, no); \
}

/* Semantic logging type.
 *
 * Raw: for raw messages to be printed as is.
 * Message: for helpful information to be commented out in replays.
 * Property: for properties of a struct
 *
 * Use one of pandecode_log, pandecode_msg, or pandecode_prop as syntax sugar.
 */

enum pandecode_log_type {
        PANDECODE_RAW,
        PANDECODE_MESSAGE,
        PANDECODE_PROPERTY
};

#define pandecode_log(...)  pandecode_log_typed(PANDECODE_RAW,      __VA_ARGS__)
#define pandecode_msg(...)  pandecode_log_typed(PANDECODE_MESSAGE,  __VA_ARGS__)
#define pandecode_prop(...) pandecode_log_typed(PANDECODE_PROPERTY, __VA_ARGS__)

unsigned pandecode_indent = 0;

static void
pandecode_make_indent(void)
{
        for (unsigned i = 0; i < pandecode_indent; ++i)
                printf("    ");
}

static void
pandecode_log_typed(enum pandecode_log_type type, const char *format, ...)
{
        va_list ap;

        pandecode_make_indent();

        if (type == PANDECODE_MESSAGE)
                printf("// ");
        else if (type == PANDECODE_PROPERTY)
                printf(".");

        va_start(ap, format);
        vprintf(format, ap);
        va_end(ap);

        if (type == PANDECODE_PROPERTY)
                printf(",\n");
}

static void
pandecode_log_cont(const char *format, ...)
{
        va_list ap;

        va_start(ap, format);
        vprintf(format, ap);
        va_end(ap);
}

struct pandecode_flag_info {
        u64 flag;
        const char *name;
};

static void
pandecode_log_decoded_flags(const struct pandecode_flag_info *flag_info,
                          u64 flags)
{
        bool decodable_flags_found = false;

        for (int i = 0; flag_info[i].name; i++) {
                if ((flags & flag_info[i].flag) != flag_info[i].flag)
                        continue;

                if (!decodable_flags_found) {
                        decodable_flags_found = true;
                } else {
                        pandecode_log_cont(" | ");
                }

                pandecode_log_cont("%s", flag_info[i].name);

                flags &= ~flag_info[i].flag;
        }

        if (decodable_flags_found) {
                if (flags)
                        pandecode_log_cont(" | 0x%" PRIx64, flags);
        } else {
                pandecode_log_cont("0x%" PRIx64, flags);
        }
}

#define FLAG_INFO(flag) { MALI_##flag, "MALI_" #flag }
static const struct pandecode_flag_info gl_enable_flag_info[] = {
        FLAG_INFO(OCCLUSION_QUERY),
        FLAG_INFO(OCCLUSION_PRECISE),
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        FLAG_INFO(FRONT_CCW_TOP),
        FLAG_INFO(CULL_FACE_FRONT),
        FLAG_INFO(CULL_FACE_BACK),
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        {}
};
#undef FLAG_INFO

#define FLAG_INFO(flag) { MALI_CLEAR_##flag, "MALI_CLEAR_" #flag }
static const struct pandecode_flag_info clear_flag_info[] = {
        FLAG_INFO(FAST),
        FLAG_INFO(SLOW),
        FLAG_INFO(SLOW_STENCIL),
        {}
};
#undef FLAG_INFO

#define FLAG_INFO(flag) { MALI_MASK_##flag, "MALI_MASK_" #flag }
static const struct pandecode_flag_info mask_flag_info[] = {
        FLAG_INFO(R),
        FLAG_INFO(G),
        FLAG_INFO(B),
        FLAG_INFO(A),
        {}
};
#undef FLAG_INFO

#define FLAG_INFO(flag) { MALI_##flag, "MALI_" #flag }
static const struct pandecode_flag_info u3_flag_info[] = {
        FLAG_INFO(HAS_MSAA),
        FLAG_INFO(CAN_DISCARD),
        FLAG_INFO(HAS_BLEND_SHADER),
        FLAG_INFO(DEPTH_TEST),
        {}
};

static const struct pandecode_flag_info u4_flag_info[] = {
        FLAG_INFO(NO_MSAA),
        FLAG_INFO(NO_DITHER),
        FLAG_INFO(DEPTH_RANGE_A),
        FLAG_INFO(DEPTH_RANGE_B),
        FLAG_INFO(STENCIL_TEST),
        FLAG_INFO(SAMPLE_ALPHA_TO_COVERAGE_NO_BLEND_SHADER),
        {}
};
#undef FLAG_INFO

#define FLAG_INFO(flag) { MALI_FRAMEBUFFER_##flag, "MALI_FRAMEBUFFER_" #flag }
static const struct pandecode_flag_info fb_fmt_flag_info[] = {
        FLAG_INFO(MSAA_A),
        FLAG_INFO(MSAA_B),
        FLAG_INFO(MSAA_8),
        {}
};
#undef FLAG_INFO

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#define FLAG_INFO(flag) { MALI_MFBD_FORMAT_##flag, "MALI_MFBD_FORMAT_" #flag }
static const struct pandecode_flag_info mfbd_fmt_flag_info[] = {
        FLAG_INFO(MSAA),
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        FLAG_INFO(SRGB),
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        {}
};
#undef FLAG_INFO

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#define FLAG_INFO(flag) { MALI_EXTRA_##flag, "MALI_EXTRA_" #flag }
static const struct pandecode_flag_info mfbd_extra_flag_info[] = {
        FLAG_INFO(PRESENT),
        FLAG_INFO(AFBC),
        FLAG_INFO(ZS),
        {}
};
#undef FLAG_INFO

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#define FLAG_INFO(flag) { MALI_##flag, "MALI_" #flag }
static const struct pandecode_flag_info shader_unknown1_flag_info [] = {
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        FLAG_INFO(EARLY_Z),
        FLAG_INFO(HELPER_INVOCATIONS),
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        FLAG_INFO(READS_TILEBUFFER),
        FLAG_INFO(READS_ZS),
        {}
};
#undef FLAG_INFO

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#define FLAG_INFO(flag) { MALI_MFBD_##flag, "MALI_MFBD_" #flag }
static const struct pandecode_flag_info mfbd_flag_info [] = {
        FLAG_INFO(DEPTH_WRITE),
        FLAG_INFO(EXTRA),
        {}
};
#undef FLAG_INFO


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extern char *replace_fragment;
extern char *replace_vertex;

static char *
pandecode_job_type_name(enum mali_job_type type)
{
#define DEFINE_CASE(name) case JOB_TYPE_ ## name: return "JOB_TYPE_" #name

        switch (type) {
                DEFINE_CASE(NULL);
                DEFINE_CASE(SET_VALUE);
                DEFINE_CASE(CACHE_FLUSH);
                DEFINE_CASE(COMPUTE);
                DEFINE_CASE(VERTEX);
                DEFINE_CASE(TILER);
                DEFINE_CASE(FUSED);
                DEFINE_CASE(FRAGMENT);

        case JOB_NOT_STARTED:
                return "NOT_STARTED";

        default:
                pandecode_log("Warning! Unknown job type %x\n", type);
                return "!?!?!?";
        }

#undef DEFINE_CASE
}

static char *
pandecode_draw_mode_name(enum mali_draw_mode mode)
{
#define DEFINE_CASE(name) case MALI_ ## name: return "MALI_" #name

        switch (mode) {
                DEFINE_CASE(DRAW_NONE);
                DEFINE_CASE(POINTS);
                DEFINE_CASE(LINES);
                DEFINE_CASE(TRIANGLES);
                DEFINE_CASE(TRIANGLE_STRIP);
                DEFINE_CASE(TRIANGLE_FAN);
                DEFINE_CASE(LINE_STRIP);
                DEFINE_CASE(LINE_LOOP);
                DEFINE_CASE(POLYGON);
                DEFINE_CASE(QUADS);
                DEFINE_CASE(QUAD_STRIP);

        default:
                return "MALI_TRIANGLES /* XXX: Unknown GL mode, check dump */";
        }

#undef DEFINE_CASE
}

#define DEFINE_CASE(name) case MALI_FUNC_ ## name: return "MALI_FUNC_" #name
static char *
pandecode_func_name(enum mali_func mode)
{
        switch (mode) {
                DEFINE_CASE(NEVER);
                DEFINE_CASE(LESS);
                DEFINE_CASE(EQUAL);
                DEFINE_CASE(LEQUAL);
                DEFINE_CASE(GREATER);
                DEFINE_CASE(NOTEQUAL);
                DEFINE_CASE(GEQUAL);
                DEFINE_CASE(ALWAYS);

        default:
                return "MALI_FUNC_NEVER /* XXX: Unknown function, check dump */";
        }
}
#undef DEFINE_CASE

/* Why is this duplicated? Who knows... */
#define DEFINE_CASE(name) case MALI_ALT_FUNC_ ## name: return "MALI_ALT_FUNC_" #name
static char *
pandecode_alt_func_name(enum mali_alt_func mode)
{
        switch (mode) {
                DEFINE_CASE(NEVER);
                DEFINE_CASE(LESS);
                DEFINE_CASE(EQUAL);
                DEFINE_CASE(LEQUAL);
                DEFINE_CASE(GREATER);
                DEFINE_CASE(NOTEQUAL);
                DEFINE_CASE(GEQUAL);
                DEFINE_CASE(ALWAYS);

        default:
                return "MALI_FUNC_NEVER /* XXX: Unknown function, check dump */";
        }
}
#undef DEFINE_CASE

#define DEFINE_CASE(name) case MALI_STENCIL_ ## name: return "MALI_STENCIL_" #name
static char *
pandecode_stencil_op_name(enum mali_stencil_op op)
{
        switch (op) {
                DEFINE_CASE(KEEP);
                DEFINE_CASE(REPLACE);
                DEFINE_CASE(ZERO);
                DEFINE_CASE(INVERT);
                DEFINE_CASE(INCR_WRAP);
                DEFINE_CASE(DECR_WRAP);
                DEFINE_CASE(INCR);
                DEFINE_CASE(DECR);

        default:
                return "MALI_STENCIL_KEEP /* XXX: Unknown stencil op, check dump */";
        }
}

#undef DEFINE_CASE

#define DEFINE_CASE(name) case MALI_ATTR_ ## name: return "MALI_ATTR_" #name
static char *pandecode_attr_mode_name(enum mali_attr_mode mode)
{
	switch(mode) {
	DEFINE_CASE(UNUSED);
	DEFINE_CASE(LINEAR);
	DEFINE_CASE(POT_DIVIDE);
	DEFINE_CASE(MODULO);
	DEFINE_CASE(NPOT_DIVIDE);
	default: return "MALI_ATTR_UNUSED /* XXX: Unknown stencil op, check dump */";
	}
}

#undef DEFINE_CASE

#define DEFINE_CASE(name) case MALI_CHANNEL_## name: return "MALI_CHANNEL_" #name
static char *
pandecode_channel_name(enum mali_channel channel)
{
        switch (channel) {
                DEFINE_CASE(RED);
                DEFINE_CASE(GREEN);
                DEFINE_CASE(BLUE);
                DEFINE_CASE(ALPHA);
                DEFINE_CASE(ZERO);
                DEFINE_CASE(ONE);
                DEFINE_CASE(RESERVED_0);
                DEFINE_CASE(RESERVED_1);

        default:
                return "MALI_CHANNEL_ZERO /* XXX: Unknown channel, check dump */";
        }
}
#undef DEFINE_CASE

#define DEFINE_CASE(name) case MALI_WRAP_## name: return "MALI_WRAP_" #name
static char *
pandecode_wrap_mode_name(enum mali_wrap_mode op)
{
        switch (op) {
                DEFINE_CASE(REPEAT);
                DEFINE_CASE(CLAMP_TO_EDGE);
                DEFINE_CASE(CLAMP_TO_BORDER);
                DEFINE_CASE(MIRRORED_REPEAT);

        default:
                return "MALI_WRAP_REPEAT /* XXX: Unknown wrap mode, check dump */";
        }
}
#undef DEFINE_CASE

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#define DEFINE_CASE(name) case MALI_TEX_## name: return "MALI_TEX_" #name
static char *
pandecode_texture_type(enum mali_texture_type type)
{
        switch (type) {
                DEFINE_CASE(1D);
                DEFINE_CASE(2D);
                DEFINE_CASE(3D);
                DEFINE_CASE(CUBE);

        default:
                unreachable("Unknown case");
        }
}
#undef DEFINE_CASE

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#define DEFINE_CASE(name) case MALI_MFBD_BLOCK_## name: return "MALI_MFBD_BLOCK_" #name
static char *
pandecode_mfbd_block_format(enum mali_mfbd_block_format fmt)
{
        switch (fmt) {
                DEFINE_CASE(TILED);
                DEFINE_CASE(UNKNOWN);
                DEFINE_CASE(LINEAR);
                DEFINE_CASE(AFBC);

        default:
                unreachable("Invalid case");
        }
}
#undef DEFINE_CASE

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static inline char *
pandecode_decode_fbd_type(enum mali_fbd_type type)
{
        if (type == MALI_SFBD)      return "SFBD";
        else if (type == MALI_MFBD) return "MFBD";
        else return "WATFBD /* XXX */";
}

static void
pandecode_replay_sfbd(uint64_t gpu_va, int job_no)
{
        struct pandecode_mapped_memory *mem = pandecode_find_mapped_gpu_mem_containing(gpu_va);
        const struct mali_single_framebuffer *PANDECODE_PTR_VAR(s, mem, (mali_ptr) gpu_va);

        pandecode_log("struct mali_single_framebuffer framebuffer_%d = {\n", job_no);
        pandecode_indent++;

        pandecode_prop("unknown1 = 0x%" PRIx32, s->unknown1);
        pandecode_prop("unknown2 = 0x%" PRIx32, s->unknown2);

        pandecode_log(".format = ");
        pandecode_log_decoded_flags(fb_fmt_flag_info, s->format);
        pandecode_log_cont(",\n");

        pandecode_prop("width = MALI_POSITIVE(%" PRId16 ")", s->width + 1);
        pandecode_prop("height = MALI_POSITIVE(%" PRId16 ")", s->height + 1);

        MEMORY_PROP(s, framebuffer);
        pandecode_prop("stride = %d", s->stride);

        /* Earlier in the actual commandstream -- right before width -- but we
         * delay to flow nicer */

        pandecode_log(".clear_flags = ");
        pandecode_log_decoded_flags(clear_flag_info, s->clear_flags);
        pandecode_log_cont(",\n");

        if (s->depth_buffer | s->depth_buffer_enable) {
                MEMORY_PROP(s, depth_buffer);
                pandecode_prop("depth_buffer_enable = %s", DS_ENABLE(s->depth_buffer_enable));
        }

        if (s->stencil_buffer | s->stencil_buffer_enable) {
                MEMORY_PROP(s, stencil_buffer);
                pandecode_prop("stencil_buffer_enable = %s", DS_ENABLE(s->stencil_buffer_enable));
        }

        if (s->clear_color_1 | s->clear_color_2 | s->clear_color_3 | s->clear_color_4) {
                pandecode_prop("clear_color_1 = 0x%" PRIx32, s->clear_color_1);
                pandecode_prop("clear_color_2 = 0x%" PRIx32, s->clear_color_2);
                pandecode_prop("clear_color_3 = 0x%" PRIx32, s->clear_color_3);
                pandecode_prop("clear_color_4 = 0x%" PRIx32, s->clear_color_4);
        }

        if (s->clear_depth_1 != 0 || s->clear_depth_2 != 0 || s->clear_depth_3 != 0 || s->clear_depth_4 != 0) {
                pandecode_prop("clear_depth_1 = %f", s->clear_depth_1);
                pandecode_prop("clear_depth_2 = %f", s->clear_depth_2);
                pandecode_prop("clear_depth_3 = %f", s->clear_depth_3);
                pandecode_prop("clear_depth_4 = %f", s->clear_depth_4);
        }

        if (s->clear_stencil) {
                pandecode_prop("clear_stencil = 0x%x", s->clear_stencil);
        }

        MEMORY_PROP(s, unknown_address_0);
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        MEMORY_PROP(s, tiler_polygon_list);
        MEMORY_PROP(s, tiler_polygon_list_body);
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        pandecode_prop("tiler_resolution_check = 0x%" PRIx32, s->tiler_resolution_check);
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        pandecode_prop("tiler_hierarchy_mask = 0x%" PRIx16, s->tiler_hierarchy_mask);
        pandecode_prop("tiler_flags = 0x%" PRIx16, s->tiler_flags);
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        MEMORY_PROP(s, tiler_heap_free);
        MEMORY_PROP(s, tiler_heap_end);

        pandecode_indent--;
        pandecode_log("};\n");

        pandecode_prop("zero0 = 0x%" PRIx64, s->zero0);
        pandecode_prop("zero1 = 0x%" PRIx64, s->zero1);
        pandecode_prop("zero2 = 0x%" PRIx32, s->zero2);
        pandecode_prop("zero4 = 0x%" PRIx32, s->zero4);

        printf(".zero3 = {");

        for (int i = 0; i < sizeof(s->zero3) / sizeof(s->zero3[0]); ++i)
                printf("%X, ", s->zero3[i]);

        printf("},\n");

        printf(".zero6 = {");

        for (int i = 0; i < sizeof(s->zero6) / sizeof(s->zero6[0]); ++i)
                printf("%X, ", s->zero6[i]);

        printf("},\n");
}

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static void
pandecode_u32_slide(unsigned name, const u32 *slide, unsigned count)
{
        pandecode_log(".unknown%d = {", name);

        for (int i = 0; i < count; ++i)
                printf("%X, ", slide[i]);

        pandecode_log("},\n");
}

#define SHORT_SLIDE(num) \
        pandecode_u32_slide(num, s->unknown ## num, ARRAY_SIZE(s->unknown ## num))

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static void
pandecode_compute_fbd(uint64_t gpu_va, int job_no)
{
        struct pandecode_mapped_memory *mem = pandecode_find_mapped_gpu_mem_containing(gpu_va);
        const struct mali_compute_fbd *PANDECODE_PTR_VAR(s, mem, (mali_ptr) gpu_va);

        pandecode_log("struct mali_compute_fbd framebuffer_%d = {\n", job_no);
        pandecode_indent++;

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        SHORT_SLIDE(1);
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        pandecode_indent--;
        printf("},\n");
}

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static void
pandecode_replay_swizzle(unsigned swizzle)
{
	pandecode_prop("swizzle = %s | (%s << 3) | (%s << 6) | (%s << 9)",
			pandecode_channel_name((swizzle >> 0) & 0x7),
			pandecode_channel_name((swizzle >> 3) & 0x7),
			pandecode_channel_name((swizzle >> 6) & 0x7),
			pandecode_channel_name((swizzle >> 9) & 0x7));
}

static void
pandecode_rt_format(struct mali_rt_format format)
{
        pandecode_log(".format = {\n");
        pandecode_indent++;

        pandecode_prop("unk1 = 0x%" PRIx32, format.unk1);
        pandecode_prop("unk2 = 0x%" PRIx32, format.unk2);
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        pandecode_prop("unk3 = 0x%" PRIx32, format.unk3);

        pandecode_prop("block = %s",
                        pandecode_mfbd_block_format(format.block));
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        pandecode_prop("nr_channels = MALI_POSITIVE(%d)",
                        MALI_NEGATIVE(format.nr_channels));

        pandecode_log(".flags = ");
        pandecode_log_decoded_flags(mfbd_fmt_flag_info, format.flags);
        pandecode_log_cont(",\n");

        pandecode_replay_swizzle(format.swizzle);

        pandecode_prop("unk4 = 0x%" PRIx32, format.unk4);

        pandecode_indent--;
        pandecode_log("},\n");
}

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static void
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pandecode_render_target(uint64_t gpu_va, unsigned job_no, const struct bifrost_framebuffer *fb)
{
        pandecode_log("struct bifrost_render_target rts_list_%d[] = {\n", job_no);
        pandecode_indent++;

        for (int i = 0; i < MALI_NEGATIVE(fb->rt_count_1); i++) {
                mali_ptr rt_va = gpu_va + i * sizeof(struct bifrost_render_target);
                struct pandecode_mapped_memory *mem =
                        pandecode_find_mapped_gpu_mem_containing(rt_va);
                const struct bifrost_render_target *PANDECODE_PTR_VAR(rt, mem, (mali_ptr) rt_va);

                pandecode_log("{\n");
                pandecode_indent++;

                pandecode_rt_format(rt->format);

                /* TODO: How the actual heck does AFBC enabling work here? */
                if (0) {
                        pandecode_log(".afbc = {\n");
                        pandecode_indent++;

                        char *a = pointer_as_memory_reference(rt->afbc.metadata);
                        pandecode_prop("metadata = %s", a);
                        free(a);

                        pandecode_prop("stride = %d", rt->afbc.stride);
                        pandecode_prop("unk = 0x%" PRIx32, rt->afbc.unk);

                        pandecode_indent--;
                        pandecode_log("},\n");
                } else {
                        pandecode_log(".chunknown = {\n");
                        pandecode_indent++;

                        pandecode_prop("unk = 0x%" PRIx64, rt->chunknown.unk);

                        char *a = pointer_as_memory_reference(rt->chunknown.pointer);
                        pandecode_prop("pointer = %s", a);
                        free(a);

                        pandecode_indent--;
                        pandecode_log("},\n");
                }

                MEMORY_PROP(rt, framebuffer);
                pandecode_prop("framebuffer_stride = %d", rt->framebuffer_stride);

                if (rt->clear_color_1 | rt->clear_color_2 | rt->clear_color_3 | rt->clear_color_4) {
                        pandecode_prop("clear_color_1 = 0x%" PRIx32, rt->clear_color_1);
                        pandecode_prop("clear_color_2 = 0x%" PRIx32, rt->clear_color_2);
                        pandecode_prop("clear_color_3 = 0x%" PRIx32, rt->clear_color_3);
                        pandecode_prop("clear_color_4 = 0x%" PRIx32, rt->clear_color_4);
                }

                if (rt->zero1 || rt->zero2 || rt->zero3) {
                        pandecode_msg("render target zeros tripped\n");
                        pandecode_prop("zero1 = 0x%" PRIx64, rt->zero1);
                        pandecode_prop("zero2 = 0x%" PRIx32, rt->zero2);
                        pandecode_prop("zero3 = 0x%" PRIx32, rt->zero3);
                }

                pandecode_indent--;
                pandecode_log("},\n");
        }

        pandecode_indent--;
        pandecode_log("};\n");
}

static void
pandecode_replay_mfbd_bfr(uint64_t gpu_va, int job_no, bool with_render_targets)
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{
        struct pandecode_mapped_memory *mem = pandecode_find_mapped_gpu_mem_containing(gpu_va);
        const struct bifrost_framebuffer *PANDECODE_PTR_VAR(fb, mem, (mali_ptr) gpu_va);

        if (fb->sample_locations) {
                /* The blob stores all possible sample locations in a single buffer
                 * allocated on startup, and just switches the pointer when switching
                 * MSAA state. For now, we just put the data into the cmdstream, but we
                 * should do something like what the blob does with a real driver.
                 *
                 * There seem to be 32 slots for sample locations, followed by another
                 * 16. The second 16 is just the center location followed by 15 zeros
                 * in all the cases I've identified (maybe shader vs. depth/color
                 * samples?).
                 */

                struct pandecode_mapped_memory *smem = pandecode_find_mapped_gpu_mem_containing(fb->sample_locations);

                const u16 *PANDECODE_PTR_VAR(samples, smem, fb->sample_locations);

                pandecode_log("uint16_t sample_locations_%d[] = {\n", job_no);
                pandecode_indent++;

                for (int i = 0; i < 32 + 16; i++) {
                        pandecode_log("%d, %d,\n", samples[2 * i], samples[2 * i + 1]);
                }

                pandecode_indent--;
                pandecode_log("};\n");
        }

        pandecode_log("struct bifrost_framebuffer framebuffer_%d = {\n", job_no);
        pandecode_indent++;

        pandecode_prop("unk0 = 0x%x", fb->unk0);

        if (fb->sample_locations)
                pandecode_prop("sample_locations = sample_locations_%d", job_no);

720
        /* Assume that unknown1 was emitted in the last job for
721 722
         * now */
        MEMORY_PROP(fb, unknown1);
723

724 725 726
        pandecode_prop("tiler_polygon_list_size = 0x%x", fb->tiler_polygon_list_size);
        pandecode_prop("tiler_hierarchy_mask = 0x%" PRIx16, fb->tiler_hierarchy_mask);
        pandecode_prop("tiler_flags = 0x%" PRIx16, fb->tiler_flags);
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        pandecode_prop("width1 = MALI_POSITIVE(%d)", fb->width1 + 1);
        pandecode_prop("height1 = MALI_POSITIVE(%d)", fb->height1 + 1);
        pandecode_prop("width2 = MALI_POSITIVE(%d)", fb->width2 + 1);
        pandecode_prop("height2 = MALI_POSITIVE(%d)", fb->height2 + 1);

        pandecode_prop("unk1 = 0x%x", fb->unk1);
        pandecode_prop("unk2 = 0x%x", fb->unk2);
        pandecode_prop("rt_count_1 = MALI_POSITIVE(%d)", fb->rt_count_1 + 1);
        pandecode_prop("rt_count_2 = %d", fb->rt_count_2);

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        pandecode_log(".mfbd_flags = ");
        pandecode_log_decoded_flags(mfbd_flag_info, fb->mfbd_flags);
        pandecode_log_cont(",\n");

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        pandecode_prop("clear_stencil = 0x%x", fb->clear_stencil);
        pandecode_prop("clear_depth = %f", fb->clear_depth);

        pandecode_prop("unknown2 = 0x%x", fb->unknown2);
        MEMORY_PROP(fb, scratchpad);
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        MEMORY_PROP(fb, tiler_polygon_list);
        MEMORY_PROP(fb, tiler_polygon_list_body);
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        MEMORY_PROP(fb, tiler_heap_start);
        MEMORY_PROP(fb, tiler_heap_end);

752
        if (fb->zero3 || fb->zero4) {
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                pandecode_msg("framebuffer zeros tripped\n");
                pandecode_prop("zero3 = 0x%" PRIx32, fb->zero3);
                pandecode_prop("zero4 = 0x%" PRIx32, fb->zero4);
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        }

        bool nonzero_weights = false;

        for (unsigned w = 0; w < ARRAY_SIZE(fb->tiler_weights); ++w) {
                nonzero_weights |= fb->tiler_weights[w] != 0x0;
        }

        if (nonzero_weights) {
                pandecode_log(".tiler_weights = {");

                for (unsigned w = 0; w < ARRAY_SIZE(fb->tiler_weights); ++w) {
                        pandecode_log("%d, ", fb->tiler_weights[w]);
                }

                pandecode_log("},");
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        }

        pandecode_indent--;
        pandecode_log("};\n");

        gpu_va += sizeof(struct bifrost_framebuffer);

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        if ((fb->mfbd_flags & MALI_MFBD_EXTRA) && with_render_targets) {
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                mem = pandecode_find_mapped_gpu_mem_containing(gpu_va);
                const struct bifrost_fb_extra *PANDECODE_PTR_VAR(fbx, mem, (mali_ptr) gpu_va);

                pandecode_log("struct bifrost_fb_extra fb_extra_%d = {\n", job_no);
                pandecode_indent++;

                MEMORY_PROP(fbx, checksum);

                if (fbx->checksum_stride)
                        pandecode_prop("checksum_stride = %d", fbx->checksum_stride);

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                pandecode_log(".flags = ");
                pandecode_log_decoded_flags(mfbd_extra_flag_info, fbx->flags);
                pandecode_log_cont(",\n");
794

795
                if (fbx->flags & MALI_EXTRA_AFBC_ZS) {
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                        pandecode_log(".ds_afbc = {\n");
                        pandecode_indent++;

                        MEMORY_PROP((&fbx->ds_afbc), depth_stencil_afbc_metadata);
                        pandecode_prop("depth_stencil_afbc_stride = %d",
                                     fbx->ds_afbc.depth_stencil_afbc_stride);
                        MEMORY_PROP((&fbx->ds_afbc), depth_stencil);

                        if (fbx->ds_afbc.zero1 || fbx->ds_afbc.padding) {
                                pandecode_msg("Depth/stencil AFBC zeros tripped\n");
                                pandecode_prop("zero1 = 0x%" PRIx32,
                                             fbx->ds_afbc.zero1);
                                pandecode_prop("padding = 0x%" PRIx64,
                                             fbx->ds_afbc.padding);
                        }

                        pandecode_indent--;
                        pandecode_log("},\n");
                } else {
                        pandecode_log(".ds_linear = {\n");
                        pandecode_indent++;

                        if (fbx->ds_linear.depth) {
                                MEMORY_PROP((&fbx->ds_linear), depth);
                                pandecode_prop("depth_stride = %d",
                                             fbx->ds_linear.depth_stride);
                        }

                        if (fbx->ds_linear.stencil) {
                                MEMORY_PROP((&fbx->ds_linear), stencil);
                                pandecode_prop("stencil_stride = %d",
                                             fbx->ds_linear.stencil_stride);
                        }

                        if (fbx->ds_linear.depth_stride_zero ||
                                        fbx->ds_linear.stencil_stride_zero ||
                                        fbx->ds_linear.zero1 || fbx->ds_linear.zero2) {
                                pandecode_msg("Depth/stencil zeros tripped\n");
                                pandecode_prop("depth_stride_zero = 0x%x",
                                             fbx->ds_linear.depth_stride_zero);
                                pandecode_prop("stencil_stride_zero = 0x%x",
                                             fbx->ds_linear.stencil_stride_zero);
                                pandecode_prop("zero1 = 0x%" PRIx32,
                                             fbx->ds_linear.zero1);
                                pandecode_prop("zero2 = 0x%" PRIx32,
                                             fbx->ds_linear.zero2);
                        }

                        pandecode_indent--;
                        pandecode_log("},\n");
                }

                if (fbx->zero3 || fbx->zero4) {
                        pandecode_msg("fb_extra zeros tripped\n");
                        pandecode_prop("zero3 = 0x%" PRIx64, fbx->zero3);
                        pandecode_prop("zero4 = 0x%" PRIx64, fbx->zero4);
                }

                pandecode_indent--;
                pandecode_log("};\n");

                gpu_va += sizeof(struct bifrost_fb_extra);
        }

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        if (with_render_targets)
                pandecode_render_target(gpu_va, job_no, fb);
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}

static void
pandecode_replay_attributes(const struct pandecode_mapped_memory *mem,
                          mali_ptr addr, int job_no, char *suffix,
                          int count, bool varying)
{
        char *prefix = varying ? "varyings" : "attributes";

        union mali_attr *attr = pandecode_fetch_gpu_mem(mem, addr, sizeof(union mali_attr) * count);

        char base[128];
        snprintf(base, sizeof(base), "%s_data_%d%s", prefix, job_no, suffix);

        for (int i = 0; i < count; ++i) {
		enum mali_attr_mode mode = attr[i].elements & 7;

		if (mode == MALI_ATTR_UNUSED)
			continue;

		mali_ptr raw_elements = attr[i].elements & ~7;

                /* TODO: Do we maybe want to dump the attribute values
                 * themselves given the specified format? Or is that too hard?
                 * */

                char *a = pointer_as_memory_reference(raw_elements);
                pandecode_log("mali_ptr %s_%d_p = %s;\n", base, i, a);
                free(a);
        }

        pandecode_log("union mali_attr %s_%d[] = {\n", prefix, job_no);
        pandecode_indent++;

        for (int i = 0; i < count; ++i) {
                pandecode_log("{\n");
                pandecode_indent++;

		pandecode_prop("elements = (%s_%d_p) | %s", base, i, pandecode_attr_mode_name(attr[i].elements & 7));
		pandecode_prop("shift = %d", attr[i].shift);
		pandecode_prop("extra_flags = %d", attr[i].extra_flags);
                pandecode_prop("stride = 0x%" PRIx32, attr[i].stride);
                pandecode_prop("size = 0x%" PRIx32, attr[i].size);
                pandecode_indent--;
                pandecode_log("}, \n");

		if ((attr[i].elements & 7) == MALI_ATTR_NPOT_DIVIDE) {
			i++;
			pandecode_log("{\n");
			pandecode_indent++;
			pandecode_prop("unk = 0x%x", attr[i].unk);
			pandecode_prop("magic_divisor = 0x%08x", attr[i].magic_divisor);
			if (attr[i].zero != 0)
				pandecode_prop("zero = 0x%x /* XXX zero tripped */", attr[i].zero);
			pandecode_prop("divisor = %d", attr[i].divisor);
			pandecode_indent--;
			pandecode_log("}, \n");
		}

        }

        pandecode_indent--;
        pandecode_log("};\n");
}

static mali_ptr
pandecode_replay_shader_address(const char *name, mali_ptr ptr)
{
        /* TODO: Decode flags */
        mali_ptr shader_ptr = ptr & ~15;

        char *a = pointer_as_memory_reference(shader_ptr);
        pandecode_prop("%s = (%s) | %d", name, a, (int) (ptr & 15));
        free(a);

        return shader_ptr;
}

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static bool
all_zero(unsigned *buffer, unsigned count)
{
        for (unsigned i = 0; i < count; ++i) {
                if (buffer[i])
                        return false;
        }

        return true;
}

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static void
pandecode_replay_stencil(const char *name, const struct mali_stencil_test *stencil)
{
954 955 956
        if (all_zero((unsigned *) stencil, sizeof(stencil) / sizeof(unsigned)))
                return;

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        const char *func = pandecode_func_name(stencil->func);
        const char *sfail = pandecode_stencil_op_name(stencil->sfail);
        const char *dpfail = pandecode_stencil_op_name(stencil->dpfail);
        const char *dppass = pandecode_stencil_op_name(stencil->dppass);

        if (stencil->zero)
                pandecode_msg("Stencil zero tripped: %X\n", stencil->zero);

        pandecode_log(".stencil_%s = {\n", name);
        pandecode_indent++;
        pandecode_prop("ref = %d", stencil->ref);
        pandecode_prop("mask = 0x%02X", stencil->mask);
        pandecode_prop("func = %s", func);
        pandecode_prop("sfail = %s", sfail);
        pandecode_prop("dpfail = %s", dpfail);
        pandecode_prop("dppass = %s", dppass);
        pandecode_indent--;
        pandecode_log("},\n");
}

static void
978
pandecode_replay_blend_equation(const struct mali_blend_equation *blend)
979 980 981 982
{
        if (blend->zero1)
                pandecode_msg("Blend zero tripped: %X\n", blend->zero1);

983
        pandecode_log(".equation = {\n");
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        pandecode_indent++;

        pandecode_prop("rgb_mode = 0x%X", blend->rgb_mode);
        pandecode_prop("alpha_mode = 0x%X", blend->alpha_mode);

        pandecode_log(".color_mask = ");
        pandecode_log_decoded_flags(mask_flag_info, blend->color_mask);
        pandecode_log_cont(",\n");

        pandecode_indent--;
        pandecode_log("},\n");
}

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/* Decodes a Bifrost blend constant. See the notes in bifrost_blend_rt */

static unsigned
decode_bifrost_constant(u16 constant)
{
        float lo = (float) (constant & 0xFF);
        float hi = (float) (constant >> 8);

        return (hi / 255.0) + (lo / 65535.0);
}

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static mali_ptr
pandecode_bifrost_blend(void *descs, int job_no, int rt_no)
{
        struct bifrost_blend_rt *b =
                ((struct bifrost_blend_rt *) descs) + rt_no;

        pandecode_log("struct bifrost_blend_rt blend_rt_%d_%d = {\n", job_no, rt_no);
        pandecode_indent++;

1017 1018 1019 1020
        pandecode_prop("flags = 0x%" PRIx16, b->flags);
        pandecode_prop("constant = 0x%" PRIx8 " /* %f */",
                        b->constant, decode_bifrost_constant(b->constant));

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        /* TODO figure out blend shader enable bit */
        pandecode_replay_blend_equation(&b->equation);
        pandecode_prop("unk2 = 0x%" PRIx16, b->unk2);
        pandecode_prop("index = 0x%" PRIx16, b->index);
        pandecode_prop("shader = 0x%" PRIx32, b->shader);

        pandecode_indent--;
        pandecode_log("},\n");
        
        return 0;
}

static mali_ptr
pandecode_midgard_blend(union midgard_blend *blend, bool is_shader)
{
1036 1037 1038
        if (all_zero((unsigned *) blend, sizeof(blend) / sizeof(unsigned)))
                return 0;

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        pandecode_log(".blend = {\n");
        pandecode_indent++;

        if (is_shader) {
                pandecode_replay_shader_address("shader", blend->shader);
        } else {
                pandecode_replay_blend_equation(&blend->equation);
1046
                pandecode_prop("constant = %f", blend->constant);
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        }

        pandecode_indent--;
        pandecode_log("},\n");

        /* Return blend shader to disassemble if present */
        return is_shader ? (blend->shader & ~0xF) : 0;
}

static mali_ptr
pandecode_midgard_blend_mrt(void *descs, int job_no, int rt_no)
{
        struct midgard_blend_rt *b =
                ((struct midgard_blend_rt *) descs) + rt_no;

        /* Flags determine presence of blend shader */
        bool is_shader = (b->flags & 0xF) >= 0x2;

        pandecode_log("struct midgard_blend_rt blend_rt_%d_%d = {\n", job_no, rt_no);
        pandecode_indent++;

        pandecode_prop("flags = 0x%" PRIx64, b->flags); 

        mali_ptr shader = pandecode_midgard_blend(&b->blend, is_shader);

        pandecode_indent--;
        pandecode_log("};\n");

        return shader;
}

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static int
pandecode_replay_attribute_meta(int job_no, int count, const struct mali_vertex_tiler_postfix *v, bool varying, char *suffix)
{
        char base[128];
        char *prefix = varying ? "varying" : "attribute";
	unsigned max_index = 0;
        snprintf(base, sizeof(base), "%s_meta", prefix);

        pandecode_log("struct mali_attr_meta %s_%d%s[] = {\n", base, job_no, suffix);
        pandecode_indent++;

        struct mali_attr_meta *attr_meta;
        mali_ptr p = varying ? (v->varying_meta & ~0xF) : v->attribute_meta;

        struct pandecode_mapped_memory *attr_mem = pandecode_find_mapped_gpu_mem_containing(p);

        for (int i = 0; i < count; ++i, p += sizeof(struct mali_attr_meta)) {
                attr_meta = pandecode_fetch_gpu_mem(attr_mem, p,
                                                  sizeof(*attr_mem));

                pandecode_log("{\n");
                pandecode_indent++;
                pandecode_prop("index = %d", attr_meta->index);

		if (attr_meta->index > max_index)
			max_index = attr_meta->index;
		pandecode_replay_swizzle(attr_meta->swizzle);
		pandecode_prop("format = %s", pandecode_format_name(attr_meta->format));

                pandecode_prop("unknown1 = 0x%" PRIx64, (u64) attr_meta->unknown1);
                pandecode_prop("unknown3 = 0x%" PRIx64, (u64) attr_meta->unknown3);
                pandecode_prop("src_offset = 0x%" PRIx64, (u64) attr_meta->src_offset);
                pandecode_indent--;
                pandecode_log("},\n");

        }

        pandecode_indent--;
        pandecode_log("};\n");

        return max_index;
}

static void
pandecode_replay_indices(uintptr_t pindices, uint32_t index_count, int job_no)
{
        struct pandecode_mapped_memory *imem = pandecode_find_mapped_gpu_mem_containing(pindices);

        if (imem) {
                /* Indices are literally just a u32 array :) */

                uint32_t *PANDECODE_PTR_VAR(indices, imem, pindices);

                pandecode_log("uint32_t indices_%d[] = {\n", job_no);
                pandecode_indent++;

                for (unsigned i = 0; i < (index_count + 1); i += 3)
                        pandecode_log("%d, %d, %d,\n",
                                    indices[i],
                                    indices[i + 1],
                                    indices[i + 2]);

                pandecode_indent--;
                pandecode_log("};\n");
        }
}

/* return bits [lo, hi) of word */
static u32
bits(u32 word, u32 lo, u32 hi)
{
        if (hi - lo >= 32)
                return word; // avoid undefined behavior with the shift

        return (word >> lo) & ((1 << (hi - lo)) - 1);
}

static void
pandecode_replay_vertex_tiler_prefix(struct mali_vertex_tiler_prefix *p, int job_no)
{
        pandecode_log_cont("{\n");
        pandecode_indent++;

        pandecode_prop("invocation_count = %" PRIx32, p->invocation_count);
        pandecode_prop("size_y_shift = %d", p->size_y_shift);
        pandecode_prop("size_z_shift = %d", p->size_z_shift);
        pandecode_prop("workgroups_x_shift = %d", p->workgroups_x_shift);
        pandecode_prop("workgroups_y_shift = %d", p->workgroups_y_shift);
        pandecode_prop("workgroups_z_shift = %d", p->workgroups_z_shift);
        pandecode_prop("workgroups_x_shift_2 = 0x%" PRIx32, p->workgroups_x_shift_2);

        /* Decode invocation_count. See the comment before the definition of
         * invocation_count for an explanation.
         */
        pandecode_msg("size: (%d, %d, %d)\n",
                    bits(p->invocation_count, 0, p->size_y_shift) + 1,
                    bits(p->invocation_count, p->size_y_shift, p->size_z_shift) + 1,
                    bits(p->invocation_count, p->size_z_shift,
                         p->workgroups_x_shift) + 1);
        pandecode_msg("workgroups: (%d, %d, %d)\n",
                    bits(p->invocation_count, p->workgroups_x_shift,
                         p->workgroups_y_shift) + 1,
                    bits(p->invocation_count, p->workgroups_y_shift,
                         p->workgroups_z_shift) + 1,
                    bits(p->invocation_count, p->workgroups_z_shift,
                         32) + 1);

        /* TODO: Decode */
        pandecode_prop("unknown_draw = 0x%" PRIx32, p->unknown_draw);
        pandecode_prop("workgroups_x_shift_3 = 0x%" PRIx32, p->workgroups_x_shift_3);

        pandecode_prop("draw_mode = %s", pandecode_draw_mode_name(p->draw_mode));

        /* Index count only exists for tiler jobs anyway */

        if (p->index_count)
                pandecode_prop("index_count = MALI_POSITIVE(%" PRId32 ")", p->index_count + 1);

1196 1197
        pandecode_prop("negative_start = %d", p->negative_start);

1198 1199 1200 1201 1202 1203 1204 1205 1206 1207 1208 1209 1210 1211 1212 1213 1214 1215 1216 1217 1218 1219 1220 1221 1222 1223 1224 1225 1226 1227 1228 1229 1230 1231 1232 1233 1234 1235 1236 1237 1238 1239 1240 1241 1242 1243 1244 1245 1246 1247 1248 1249 1250 1251 1252 1253 1254 1255 1256 1257 1258 1259 1260 1261 1262 1263 1264 1265 1266 1267 1268 1269 1270 1271 1272 1273 1274 1275 1276 1277 1278 1279 1280 1281 1282 1283 1284 1285 1286 1287 1288 1289 1290 1291 1292 1293 1294 1295 1296
        DYN_MEMORY_PROP(p, job_no, indices);

        if (p->zero1) {
                pandecode_msg("Zero tripped\n");
                pandecode_prop("zero1 = 0x%" PRIx32, p->zero1);
        }

        pandecode_indent--;
        pandecode_log("},\n");
}

static void
pandecode_replay_uniform_buffers(mali_ptr pubufs, int ubufs_count, int job_no)
{
        struct pandecode_mapped_memory *umem = pandecode_find_mapped_gpu_mem_containing(pubufs);

        struct mali_uniform_buffer_meta *PANDECODE_PTR_VAR(ubufs, umem, pubufs);

        for (int i = 0; i < ubufs_count; i++) {
                mali_ptr ptr = ubufs[i].ptr << 2;
                struct pandecode_mapped_memory *umem2 = pandecode_find_mapped_gpu_mem_containing(ptr);
                uint32_t *PANDECODE_PTR_VAR(ubuf, umem2, ptr);
                char name[50];
                snprintf(name, sizeof(name), "ubuf_%d", i);
                /* The blob uses ubuf 0 to upload internal stuff and
                 * uniforms that won't fit/are accessed indirectly, so
                 * it puts it in the batchbuffer.
                 */
                pandecode_log("uint32_t %s_%d[] = {\n", name, job_no);
                pandecode_indent++;

                for (int j = 0; j <= ubufs[i].size; j++) {
                        for (int k = 0; k < 4; k++) {
                                if (k == 0)
                                        pandecode_log("0x%"PRIx32", ", ubuf[4 * j + k]);
                                else
                                        pandecode_log_cont("0x%"PRIx32", ", ubuf[4 * j + k]);

                        }

                        pandecode_log_cont("\n");
                }

                pandecode_indent--;
                pandecode_log("};\n");
        }

        pandecode_log("struct mali_uniform_buffer_meta uniform_buffers_%d[] = {\n",
                    job_no);
        pandecode_indent++;

        for (int i = 0; i < ubufs_count; i++) {
                pandecode_log("{\n");
                pandecode_indent++;
                pandecode_prop("size = MALI_POSITIVE(%d)", ubufs[i].size + 1);
                pandecode_prop("ptr = ubuf_%d_%d_p >> 2", i, job_no);
                pandecode_indent--;
                pandecode_log("},\n");
        }

        pandecode_indent--;
        pandecode_log("};\n");
}

static void
pandecode_replay_scratchpad(uintptr_t pscratchpad, int job_no, char *suffix)
{

        struct pandecode_mapped_memory *mem = pandecode_find_mapped_gpu_mem_containing(pscratchpad);

        struct bifrost_scratchpad *PANDECODE_PTR_VAR(scratchpad, mem, pscratchpad);

        if (scratchpad->zero)
                pandecode_msg("XXX scratchpad zero tripped");

        pandecode_log("struct bifrost_scratchpad scratchpad_%d%s = {\n", job_no, suffix);
        pandecode_indent++;

        pandecode_prop("flags = 0x%x", scratchpad->flags);
        MEMORY_PROP(scratchpad, gpu_scratchpad);

        pandecode_indent--;
        pandecode_log("};\n");
}

static void
pandecode_shader_disassemble(mali_ptr shader_ptr, int shader_no, int type,
                           bool is_bifrost)
{
        struct pandecode_mapped_memory *mem = pandecode_find_mapped_gpu_mem_containing(shader_ptr);
        uint8_t *PANDECODE_PTR_VAR(code, mem, shader_ptr);

        /* Compute maximum possible size */
        size_t sz = mem->length - (shader_ptr - mem->gpu_va);

        /* Print some boilerplate to clearly denote the assembly (which doesn't
         * obey indentation rules), and actually do the disassembly! */

        printf("\n\n");
1297 1298 1299 1300 1301 1302 1303

        if (is_bifrost) {
                disassemble_bifrost(code, sz, false);
        } else {
                disassemble_midgard(code, sz);
        }

1304 1305 1306 1307 1308 1309 1310 1311 1312 1313 1314 1315 1316 1317 1318 1319 1320 1321 1322
        printf("\n\n");
}

static void
pandecode_replay_vertex_tiler_postfix_pre(const struct mali_vertex_tiler_postfix *p,
                                        int job_no, enum mali_job_type job_type,
                                        char *suffix, bool is_bifrost)
{
        mali_ptr shader_meta_ptr = (u64) (uintptr_t) (p->_shader_upper << 4);
        struct pandecode_mapped_memory *attr_mem;

        /* On Bifrost, since the tiler heap (for tiler jobs) and the scratchpad
         * are the only things actually needed from the FBD, vertex/tiler jobs
         * no longer reference the FBD -- instead, this field points to some
         * info about the scratchpad.
         */
        if (is_bifrost)
                pandecode_replay_scratchpad(p->framebuffer & ~FBD_TYPE, job_no, suffix);
        else if (p->framebuffer & MALI_MFBD)
1323
                pandecode_replay_mfbd_bfr((u64) ((uintptr_t) p->framebuffer) & FBD_MASK, job_no, false);
1324 1325
        else if (job_type == JOB_TYPE_COMPUTE)
                pandecode_compute_fbd((u64) (uintptr_t) p->framebuffer, job_no);
1326 1327 1328 1329 1330 1331 1332 1333 1334 1335 1336 1337 1338 1339 1340 1341 1342 1343 1344 1345 1346 1347 1348 1349 1350 1351 1352 1353 1354 1355 1356 1357 1358 1359 1360 1361 1362 1363 1364 1365 1366 1367 1368 1369 1370 1371 1372 1373 1374 1375
        else
                pandecode_replay_sfbd((u64) (uintptr_t) p->framebuffer, job_no);

        int varying_count = 0, attribute_count = 0, uniform_count = 0, uniform_buffer_count = 0;
        int texture_count = 0, sampler_count = 0;

        if (shader_meta_ptr) {
                struct pandecode_mapped_memory *smem = pandecode_find_mapped_gpu_mem_containing(shader_meta_ptr);
                struct mali_shader_meta *PANDECODE_PTR_VAR(s, smem, shader_meta_ptr);

                pandecode_log("struct mali_shader_meta shader_meta_%d%s = {\n", job_no, suffix);
                pandecode_indent++;

                /* Save for dumps */
                attribute_count = s->attribute_count;
                varying_count = s->varying_count;
                texture_count = s->texture_count;
                sampler_count = s->sampler_count;

                if (is_bifrost) {
                        uniform_count = s->bifrost2.uniform_count;
                        uniform_buffer_count = s->bifrost1.uniform_buffer_count;
                } else {
                        uniform_count = s->midgard1.uniform_count;
                        /* TODO figure this out */
                        uniform_buffer_count = 1;
                }

                mali_ptr shader_ptr = pandecode_replay_shader_address("shader", s->shader);

                pandecode_prop("texture_count = %" PRId16, s->texture_count);
                pandecode_prop("sampler_count = %" PRId16, s->sampler_count);
                pandecode_prop("attribute_count = %" PRId16, s->attribute_count);
                pandecode_prop("varying_count = %" PRId16, s->varying_count);

                if (is_bifrost) {
                        pandecode_log(".bifrost1 = {\n");
                        pandecode_indent++;

                        pandecode_prop("uniform_buffer_count = %" PRId32, s->bifrost1.uniform_buffer_count);
                        pandecode_prop("unk1 = 0x%" PRIx32, s->bifrost1.unk1);

                        pandecode_indent--;
                        pandecode_log("},\n");
                } else {
                        pandecode_log(".midgard1 = {\n");
                        pandecode_indent++;

                        pandecode_prop("uniform_count = %" PRId16, s->midgard1.uniform_count);
                        pandecode_prop("work_count = %" PRId16, s->midgard1.work_count);
1376 1377 1378 1379 1380

                        pandecode_log(".unknown1 = ");
                        pandecode_log_decoded_flags(shader_unknown1_flag_info, s->midgard1.unknown1);
                        pandecode_log_cont(",\n");

1381 1382 1383 1384 1385 1386 1387 1388 1389 1390 1391 1392 1393 1394 1395
                        pandecode_prop("unknown2 = 0x%" PRIx32, s->midgard1.unknown2);

                        pandecode_indent--;
                        pandecode_log("},\n");
                }

                if (s->depth_units || s->depth_factor) {
                        if (is_bifrost)
                                pandecode_prop("depth_units = %f", s->depth_units);
                        else
                                pandecode_prop("depth_units = MALI_NEGATIVE(%f)", s->depth_units - 1.0f);

                        pandecode_prop("depth_factor = %f", s->depth_factor);
                }

1396 1397 1398
                if (s->alpha_coverage) {
                        bool invert_alpha_coverage = s->alpha_coverage & 0xFFF0;
                        uint16_t inverted_coverage = invert_alpha_coverage ? ~s->alpha_coverage : s->alpha_coverage;
1399

1400 1401 1402 1403
                        pandecode_prop("alpha_coverage = %sMALI_ALPHA_COVERAGE(%f)",
                                     invert_alpha_coverage ? "~" : "",
                                     MALI_GET_ALPHA_COVERAGE(inverted_coverage));
                }
1404

1405 1406
                if (s->unknown2_3 || s->unknown2_4) {
                        pandecode_log(".unknown2_3 = ");
1407

1408 1409
                        int unknown2_3 = s->unknown2_3;
                        int unknown2_4 = s->unknown2_4;
1410

1411
                        /* We're not quite sure what these flags mean without the depth test, if anything */
1412

1413 1414 1415
                        if (unknown2_3 & (MALI_DEPTH_TEST | MALI_DEPTH_FUNC_MASK)) {
                                const char *func = pandecode_func_name(MALI_GET_DEPTH_FUNC(unknown2_3));
                                unknown2_3 &= ~MALI_DEPTH_FUNC_MASK;
1416

1417 1418
                                pandecode_log_cont("MALI_DEPTH_FUNC(%s) | ", func);
                        }
1419

1420 1421
                        pandecode_log_decoded_flags(u3_flag_info, unknown2_3);
                        pandecode_log_cont(",\n");
1422

1423 1424 1425 1426
                        pandecode_log(".unknown2_4 = ");
                        pandecode_log_decoded_flags(u4_flag_info, unknown2_4);
                        pandecode_log_cont(",\n");
                }
1427

1428 1429 1430 1431 1432
                if (s->stencil_mask_front || s->stencil_mask_back) {
                        pandecode_prop("stencil_mask_front = 0x%02X", s->stencil_mask_front);
                        pandecode_prop("stencil_mask_back = 0x%02X", s->stencil_mask_back);
                }
                
1433 1434 1435 1436 1437 1438 1439 1440 1441 1442 1443 1444 1445 1446
                pandecode_replay_stencil("front", &s->stencil_front);
                pandecode_replay_stencil("back", &s->stencil_back);

                if (is_bifrost) {
                        pandecode_log(".bifrost2 = {\n");
                        pandecode_indent++;

                        pandecode_prop("unk3 = 0x%" PRIx32, s->bifrost2.unk3);
                        pandecode_prop("preload_regs = 0x%" PRIx32, s->bifrost2.preload_regs);
                        pandecode_prop("uniform_count = %" PRId32, s->bifrost2.uniform_count);
                        pandecode_prop("unk4 = 0x%" PRIx32, s->bifrost2.unk4);

                        pandecode_indent--;
                        pandecode_log("},\n");
1447
                } else if (s->midgard2.unknown2_7) {
1448 1449 1450 1451 1452 1453 1454 1455
                        pandecode_log(".midgard2 = {\n");
                        pandecode_indent++;

                        pandecode_prop("unknown2_7 = 0x%" PRIx32, s->midgard2.unknown2_7);
                        pandecode_indent--;
                        pandecode_log("},\n");
                }

1456 1457
                if (s->unknown2_8)
                        pandecode_prop("unknown2_8 = 0x%" PRIx32, s->unknown2_8);
1458 1459

                if (!is_bifrost) {
1460 1461 1462
                        /* TODO: Blend shaders routing/disasm */

                        pandecode_midgard_blend(&s->blend, false);
1463 1464 1465 1466 1467
                }

                pandecode_indent--;
                pandecode_log("};\n");

1468 1469
                /* MRT blend fields are used whenever MFBD is used, with
                 * per-RT descriptors */
1470 1471

                if (job_type == JOB_TYPE_TILER) {
1472
                        void* blend_base = (void *) (s + 1);
1473

1474 1475
                        for (unsigned i = 0; i < 4; i++) {
                                mali_ptr shader = 0;
1476

1477 1478 1479 1480
                                if (is_bifrost)
                                        shader = pandecode_bifrost_blend(blend_base, job_no, i);
                                else
                                        shader = pandecode_midgard_blend_mrt(blend_base, job_no, i);
1481

1482 1483 1484
                                if (shader)
                                        pandecode_shader_disassemble(shader, job_no, job_type, false);
                        }
1485 1486 1487 1488 1489 1490 1491 1492 1493 1494 1495 1496 1497 1498 1499 1500 1501 1502 1503 1504 1505 1506 1507 1508 1509 1510 1511 1512 1513 1514 1515 1516 1517 1518 1519 1520 1521 1522 1523 1524 1525 1526 1527 1528 1529 1530 1531 1532 1533
                }

                pandecode_shader_disassemble(shader_ptr, job_no, job_type, is_bifrost);
        } else
                pandecode_msg("<no shader>\n");

        if (p->viewport) {
                struct pandecode_mapped_memory *fmem = pandecode_find_mapped_gpu_mem_containing(p->viewport);
                struct mali_viewport *PANDECODE_PTR_VAR(f, fmem, p->viewport);

                pandecode_log("struct mali_viewport viewport_%d%s = {\n", job_no, suffix);
                pandecode_indent++;

                pandecode_prop("clip_minx = %f", f->clip_minx);
                pandecode_prop("clip_miny = %f", f->clip_miny);
                pandecode_prop("clip_minz = %f", f->clip_minz);
                pandecode_prop("clip_maxx = %f", f->clip_maxx);
                pandecode_prop("clip_maxy = %f", f->clip_maxy);
                pandecode_prop("clip_maxz = %f", f->clip_maxz);

                /* Only the higher coordinates are MALI_POSITIVE scaled */

                pandecode_prop("viewport0 = { %d, %d }",
                             f->viewport0[0], f->viewport0[1]);

                pandecode_prop("viewport1 = { MALI_POSITIVE(%d), MALI_POSITIVE(%d) }",
                             f->viewport1[0] + 1, f->viewport1[1] + 1);

                pandecode_indent--;
                pandecode_log("};\n");
        }

        if (p->attribute_meta) {
                unsigned max_attr_index = pandecode_replay_attribute_meta(job_no, attribute_count, p, false, suffix);

                attr_mem = pandecode_find_mapped_gpu_mem_containing(p->attributes);
                pandecode_replay_attributes(attr_mem, p->attributes, job_no, suffix, max_attr_index + 1, false);
        }

        /* Varyings are encoded like attributes but not actually sent; we just
         * pass a zero buffer with the right stride/size set, (or whatever)
         * since the GPU will write to it itself */

        if (p->varyings) {
                attr_mem = pandecode_find_mapped_gpu_mem_containing(p->varyings);

                /* Number of descriptors depends on whether there are
                 * non-internal varyings */

1534
                pandecode_replay_attributes(attr_mem, p->varyings, job_no, suffix, varying_count > 1 ? 4 : 1, true);
1535 1536 1537 1538 1539 1540
        }

        if (p->varying_meta) {
                pandecode_replay_attribute_meta(job_no, varying_count, p, true, suffix);
        }

1541 1542 1543
        bool is_compute = job_type == JOB_TYPE_COMPUTE;

        if (p->uniforms && !is_compute) {
1544 1545 1546 1547 1548
                int rows = uniform_count, width = 4;
                size_t sz = rows * width * sizeof(float);

                struct pandecode_mapped_memory *uniform_mem = pandecode_find_mapped_gpu_mem_containing(p->uniforms);
                pandecode_fetch_gpu_mem(uniform_mem, p->uniforms, sz);
1549
                u32 *PANDECODE_PTR_VAR(uniforms, uniform_mem, p->uniforms);
1550

1551
                pandecode_log("u32 uniforms_%d%s[] = {\n", job_no, suffix);
1552 1553 1554 1555

                pandecode_indent++;

                for (int row = 0; row < rows; row++) {
1556 1557 1558 1559 1560 1561
                        for (int i = 0; i < width; i++) {
                                u32 v = uniforms[i];
                                float f;
                                memcpy(&f, &v, sizeof(v));
                                pandecode_log_cont("%X /* %f */, ", v, f);
                        }
1562 1563 1564 1565 1566 1567 1568 1569

                        pandecode_log_cont("\n");

                        uniforms += width;
                }

                pandecode_indent--;
                pandecode_log("};\n");
1570 1571 1572 1573 1574 1575 1576 1577 1578 1579 1580 1581 1582 1583 1584 1585 1586 1587 1588 1589 1590
        } else if (p->uniforms) {
                int rows = uniform_count * 2;
                size_t sz = rows * sizeof(mali_ptr);

                struct pandecode_mapped_memory *uniform_mem = pandecode_find_mapped_gpu_mem_containing(p->uniforms);
                pandecode_fetch_gpu_mem(uniform_mem, p->uniforms, sz);
                mali_ptr *PANDECODE_PTR_VAR(uniforms, uniform_mem, p->uniforms);

                pandecode_log("mali_ptr uniforms_%d%s[] = {\n", job_no, suffix);

                pandecode_indent++;

                for (int row = 0; row < rows; row++) {
                        char *a = pointer_as_memory_reference(uniforms[row]);
                        pandecode_log("%s,\n", a);
                        free(a);
                }

                pandecode_indent--;
                pandecode_log("};\n");

1591 1592 1593 1594 1595 1596 1597 1598 1599 1600 1601 1602 1603 1604 1605 1606 1607 1608 1609 1610 1611 1612 1613 1614 1615 1616 1617 1618 1619 1620 1621 1622 1623 1624 1625 1626 1627 1628 1629
        }

        if (p->uniform_buffers) {
                pandecode_replay_uniform_buffers(p->uniform_buffers, uniform_buffer_count, job_no);
        }

        if (p->texture_trampoline) {
                struct pandecode_mapped_memory *mmem = pandecode_find_mapped_gpu_mem_containing(p->texture_trampoline);

                if (mmem) {
                        mali_ptr *PANDECODE_PTR_VAR(u, mmem, p->texture_trampoline);

                        pandecode_log("uint64_t texture_trampoline_%d[] = {\n", job_no);
                        pandecode_indent++;

                        for (int tex = 0; tex < texture_count; ++tex) {
                                mali_ptr *PANDECODE_PTR_VAR(u, mmem, p->texture_trampoline + tex * sizeof(mali_ptr));
                                char *a = pointer_as_memory_reference(*u);
                                pandecode_log("%s,\n", a);
                                free(a);
                        }

                        pandecode_indent--;
                        pandecode_log("};\n");

                        /* Now, finally, descend down into the texture descriptor */
                        for (int tex = 0; tex < texture_count; ++tex) {
                                mali_ptr *PANDECODE_PTR_VAR(u, mmem, p->texture_trampoline + tex * sizeof(mali_ptr));
                                struct pandecode_mapped_memory *tmem = pandecode_find_mapped_gpu_mem_containing(*u);

                                if (tmem) {
                                        struct mali_texture_descriptor *PANDECODE_PTR_VAR(t, tmem, *u);

                                        pandecode_log("struct mali_texture_descriptor texture_descriptor_%d_%d = {\n", job_no, tex);
                                        pandecode_indent++;

                                        pandecode_prop("width = MALI_POSITIVE(%" PRId16 ")", t->width + 1);
                                        pandecode_prop("height = MALI_POSITIVE(%" PRId16 ")", t->height + 1);
                                        pandecode_prop("depth = MALI_POSITIVE(%" PRId16 ")", t->depth + 1);
1630
                                        pandecode_prop("array_size = MALI_POSITIVE(%" PRId16 ")", t->array_size + 1);
1631 1632 1633 1634 1635 1636 1637 1638 1639 1640 1641
                                        pandecode_prop("unknown3 = %" PRId16, t->unknown3);
                                        pandecode_prop("unknown3A = %" PRId8, t->unknown3A);
                                        pandecode_prop("nr_mipmap_levels = %" PRId8, t->nr_mipmap_levels);

                                        struct mali_texture_format f = t->format;

                                        pandecode_log(".format = {\n");
                                        pandecode_indent++;

                                        pandecode_replay_swizzle(f.swizzle);
					pandecode_prop("format = %s", pandecode_format_name(f.format));
1642 1643 1644
					pandecode_prop("type = %s", pandecode_texture_type(f.type));
                                        pandecode_prop("srgb = %" PRId32, f.srgb);
                                        pandecode_prop("unknown1 = %" PRId32, f.unknown1);
1645 1646 1647 1648 1649 1650 1651 1652 1653 1654 1655 1656 1657 1658 1659 1660 1661 1662 1663
                                        pandecode_prop("usage2 = 0x%" PRIx32, f.usage2);

                                        pandecode_indent--;
                                        pandecode_log("},\n");

					pandecode_replay_swizzle(t->swizzle);

                                        if (t->swizzle_zero) {
                                                /* Shouldn't happen */
                                                pandecode_msg("Swizzle zero tripped but replay will be fine anyway");
                                                pandecode_prop("swizzle_zero = %d", t->swizzle_zero);
                                        }

                                        pandecode_prop("unknown3 = 0x%" PRIx32, t->unknown3);

                                        pandecode_prop("unknown5 = 0x%" PRIx32, t->unknown5);
                                        pandecode_prop("unknown6 = 0x%" PRIx32, t->unknown6);
                                        pandecode_prop("unknown7 = 0x%" PRIx32, t->unknown7);

1664
                                        pandecode_log(".payload = {\n");
1665 1666
                                        pandecode_indent++;

1667 1668 1669 1670 1671 1672
                                        /* A bunch of bitmap pointers follow.
                                         * We work out the correct number,
                                         * based on the mipmap/cubemap
                                         * properties, but dump extra
                                         * possibilities to futureproof */

1673
                                        int bitmap_count = MALI_NEGATIVE(t->nr_mipmap_levels);
1674
                                        bool manual_stride = f.usage2 & MALI_TEX_MANUAL_STRIDE;
1675

1676
                                        /* Miptree for each face */
1677
                                        if (f.type == MALI_TEX_CUBE)
1678
                                                bitmap_count *= 6;
1679

1680 1681 1682
                                        /* Array of textures */
                                        bitmap_count *= MALI_NEGATIVE(t->array_size);

1683 1684 1685
                                        /* Stride for each element */
                                        if (manual_stride)
                                                bitmap_count *= 2;
1686

1687 1688 1689
                                        /* Sanity check the size */
                                        int max_count = sizeof(t->payload) / sizeof(t->payload[0]);
                                        assert (bitmap_count <= max_count);
1690

1691 1692 1693 1694
                                        /* Dump more to be safe, but not _that_ much more */
                                        int safe_count = MIN2(bitmap_count * 2, max_count);

                                        for (int i = 0; i < safe_count; ++i) {
1695 1696 1697 1698
                                                char *prefix = (i >= bitmap_count) ? "// " : "";

                                                /* How we dump depends if this is a stride or a pointer */

1699
                                                if ((f.usage2 & MALI_TEX_MANUAL_STRIDE) && (i & 1)) {
1700
                                                        /* signed 32-bit snuck in as a 64-bit pointer */
1701
                                                        uint64_t stride_set = t->payload[i];
1702 1703 1704 1705 1706
                                                        uint32_t clamped_stride = stride_set;
                                                        int32_t stride = clamped_stride;
                                                        assert(stride_set == clamped_stride);
                                                        pandecode_log("%s(mali_ptr) %d /* stride */, \n", prefix, stride);
                                                } else {
1707
                                                        char *a = pointer_as_memory_reference(t->payload[i]);
1708 1709 1710
                                                        pandecode_log("%s%s, \n", prefix, a);
                                                        free(a);
                                                }
1711 1712 1713 1714 1715 1716 1717 1718 1719 1720 1721 1722 1723 1724 1725 1726 1727 1728 1729 1730 1731 1732 1733 1734 1735 1736 1737 1738 1739 1740 1741 1742 1743 1744 1745 1746 1747 1748 1749 1750 1751 1752 1753 1754 1755 1756 1757 1758 1759 1760 1761 1762 1763 1764 1765 1766 1767 1768 1769 1770 1771 1772 1773 1774 1775 1776 1777 1778 1779 1780 1781 1782 1783 1784 1785 1786 1787 1788 1789 1790 1791 1792 1793 1794 1795 1796 1797 1798 1799 1800 1801 1802 1803 1804 1805 1806 1807 1808 1809 1810 1811 1812 1813 1814 1815 1816 1817 1818 1819 1820 1821 1822 1823 1824 1825 1826 1827 1828 1829 1830 1831 1832 1833 1834 1835 1836 1837 1838 1839 1840 1841 1842 1843 1844 1845 1846 1847 1848 1849 1850 1851 1852 1853 1854 1855 1856 1857 1858 1859 1860 1861 1862 1863 1864 1865 1866 1867 1868 1869 1870 1871 1872 1873 1874 1875 1876 1877 1878 1879
                                        }

                                        pandecode_indent--;