Commit b6d46d09 authored by Alyssa Rosenzweig's avatar Alyssa Rosenzweig 💜

panfrost/decode: Skip decode of fragment backend in non-fragment

This is all zero for anything but fragment shaders.
Signed-off-by: Alyssa Rosenzweig's avatarAlyssa Rosenzweig <alyssa.rosenzweig@collabora.com>
parent ae2bfab7
......@@ -937,9 +937,23 @@ pandecode_replay_shader_address(const char *name, mali_ptr ptr)
return shader_ptr;
}
static bool
all_zero(unsigned *buffer, unsigned count)
{
for (unsigned i = 0; i < count; ++i) {
if (buffer[i])
return false;
}
return true;
}
static void
pandecode_replay_stencil(const char *name, const struct mali_stencil_test *stencil)
{
if (all_zero((unsigned *) stencil, sizeof(stencil) / sizeof(unsigned)))
return;
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);
......@@ -1019,6 +1033,9 @@ pandecode_bifrost_blend(void *descs, int job_no, int rt_no)
static mali_ptr
pandecode_midgard_blend(union midgard_blend *blend, bool is_shader)
{
if (all_zero((unsigned *) blend, sizeof(blend) / sizeof(unsigned)))
return 0;
pandecode_log(".blend = {\n");
pandecode_indent++;
......@@ -1376,37 +1393,43 @@ pandecode_replay_vertex_tiler_postfix_pre(const struct mali_vertex_tiler_postfix
pandecode_prop("depth_factor = %f", s->depth_factor);
}
bool invert_alpha_coverage = s->alpha_coverage & 0xFFF0;
uint16_t inverted_coverage = invert_alpha_coverage ? ~s->alpha_coverage : s->alpha_coverage;
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;
pandecode_prop("alpha_coverage = %sMALI_ALPHA_COVERAGE(%f)",
invert_alpha_coverage ? "~" : "",
MALI_GET_ALPHA_COVERAGE(inverted_coverage));
pandecode_log(".unknown2_3 = ");
pandecode_prop("alpha_coverage = %sMALI_ALPHA_COVERAGE(%f)",
invert_alpha_coverage ? "~" : "",
MALI_GET_ALPHA_COVERAGE(inverted_coverage));
}
int unknown2_3 = s->unknown2_3;
int unknown2_4 = s->unknown2_4;
if (s->unknown2_3 || s->unknown2_4) {
pandecode_log(".unknown2_3 = ");
/* We're not quite sure what these flags mean without the depth test, if anything */
int unknown2_3 = s->unknown2_3;
int unknown2_4 = s->unknown2_4;
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;
/* We're not quite sure what these flags mean without the depth test, if anything */
pandecode_log_cont("MALI_DEPTH_FUNC(%s) | ", func);
}
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;
pandecode_log_decoded_flags(u3_flag_info, unknown2_3);
pandecode_log_cont(",\n");
pandecode_log_cont("MALI_DEPTH_FUNC(%s) | ", func);
}
pandecode_prop("stencil_mask_front = 0x%02X", s->stencil_mask_front);
pandecode_prop("stencil_mask_back = 0x%02X", s->stencil_mask_back);
pandecode_log_decoded_flags(u3_flag_info, unknown2_3);
pandecode_log_cont(",\n");
pandecode_log(".unknown2_4 = ");
pandecode_log_decoded_flags(u4_flag_info, unknown2_4);
pandecode_log_cont(",\n");
pandecode_log(".unknown2_4 = ");
pandecode_log_decoded_flags(u4_flag_info, unknown2_4);
pandecode_log_cont(",\n");
}
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);
}
pandecode_replay_stencil("front", &s->stencil_front);
pandecode_replay_stencil("back", &s->stencil_back);
......@@ -1421,7 +1444,7 @@ pandecode_replay_vertex_tiler_postfix_pre(const struct mali_vertex_tiler_postfix
pandecode_indent--;
pandecode_log("},\n");
} else {
} else if (s->midgard2.unknown2_7) {
pandecode_log(".midgard2 = {\n");
pandecode_indent++;
......@@ -1430,7 +1453,8 @@ pandecode_replay_vertex_tiler_postfix_pre(const struct mali_vertex_tiler_postfix
pandecode_log("},\n");
}
pandecode_prop("unknown2_8 = 0x%" PRIx32, s->unknown2_8);
if (s->unknown2_8)
pandecode_prop("unknown2_8 = 0x%" PRIx32, s->unknown2_8);
if (!is_bifrost) {
/* TODO: Blend shaders routing/disasm */
......
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