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intel/decode: add gfx4 constant buffer decode 

Acked-by: Jason Ekstrand <jason@jlekstrand.net>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/12160>
This commit is contained in:
Dave Airlie 2021-07-28 05:52:48 +10:00
parent 490d09f1a4
commit 0dec873f2a
1 changed files with 34 additions and 0 deletions
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34
src/intel/common/intel_batch_decoder.c
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@ -761,6 +761,39 @@ decode_3dstate_constant(struct intel_batch_decode_ctx *ctx, const uint32_t *p)
}
}
static void
decode_gfx4_constant_buffer(struct intel_batch_decode_ctx *ctx, const uint32_t *p)
{
struct intel_group *inst = intel_ctx_find_instruction(ctx, p);
uint64_t read_length = 0, read_addr = 0, valid = 0;
struct intel_field_iterator iter;
intel_field_iterator_init(&iter, inst, p, 0, false);
while (intel_field_iterator_next(&iter)) {
if (!strcmp(iter.name, "Buffer Length")) {
read_length = iter.raw_value;
} else if (!strcmp(iter.name, "Valid")) {
valid = iter.raw_value;
} else if (!strcmp(iter.name, "Buffer Starting Address")) {
read_addr = iter.raw_value;
}
}
if (!valid)
return;
struct intel_batch_decode_bo buffer = ctx_get_bo(ctx, true, read_addr);
if (!buffer.map) {
fprintf(ctx->fp, "constant buffer unavailable\n");
return;
}
unsigned size = (read_length + 1) * 16 * sizeof(float);
fprintf(ctx->fp, "constant buffer size %u\n", size);
ctx_print_buffer(ctx, buffer, size, 0, -1);
}
static void
decode_gfx4_3dstate_binding_table_pointers(struct intel_batch_decode_ctx *ctx,
const uint32_t *p)
@ -1223,6 +1256,7 @@ struct custom_decoder {
{ "MI_LOAD_REGISTER_IMM", decode_load_register_imm },
{ "3DSTATE_PIPELINED_POINTERS", decode_pipelined_pointers },
{ "3DSTATE_CPS_POINTERS", decode_cps_pointers },
{ "CONSTANT_BUFFER", decode_gfx4_constant_buffer },
};
void