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Diffstat (limited to 'src/gallium/auxiliary/tgsi/tgsi_exec.c')
-rw-r--r--src/gallium/auxiliary/tgsi/tgsi_exec.c307
1 files changed, 299 insertions, 8 deletions
diff --git a/src/gallium/auxiliary/tgsi/tgsi_exec.c b/src/gallium/auxiliary/tgsi/tgsi_exec.c
index 7892a67f04..9cf74a838f 100644
--- a/src/gallium/auxiliary/tgsi/tgsi_exec.c
+++ b/src/gallium/auxiliary/tgsi/tgsi_exec.c
@@ -672,6 +672,31 @@ tgsi_exec_machine_bind_shader(
mach->Processor = parse.FullHeader.Processor.Processor;
mach->ImmLimit = 0;
+ if (mach->Processor == TGSI_PROCESSOR_GEOMETRY &&
+ !mach->UsedGeometryShader) {
+ struct tgsi_exec_vector *inputs =
+ align_malloc(sizeof(struct tgsi_exec_vector) *
+ TGSI_MAX_PRIM_VERTICES * PIPE_MAX_ATTRIBS,
+ 16);
+ struct tgsi_exec_vector *outputs =
+ align_malloc(sizeof(struct tgsi_exec_vector) *
+ TGSI_MAX_TOTAL_VERTICES, 16);
+
+ if (!inputs)
+ return;
+ if (!outputs) {
+ align_free(inputs);
+ return;
+ }
+
+ align_free(mach->Inputs);
+ align_free(mach->Outputs);
+
+ mach->Inputs = inputs;
+ mach->Outputs = outputs;
+ mach->UsedGeometryShader = TRUE;
+ }
+
declarations = (struct tgsi_full_declaration *)
MALLOC( maxDeclarations * sizeof(struct tgsi_full_declaration) );
@@ -801,6 +826,11 @@ tgsi_exec_machine_create( void )
mach->MaxGeometryShaderOutputs = TGSI_MAX_TOTAL_VERTICES;
mach->Predicates = &mach->Temps[TGSI_EXEC_TEMP_P0];
+ mach->Inputs = align_malloc(sizeof(struct tgsi_exec_vector) * PIPE_MAX_ATTRIBS, 16);
+ mach->Outputs = align_malloc(sizeof(struct tgsi_exec_vector) * PIPE_MAX_ATTRIBS, 16);
+ if (!mach->Inputs || !mach->Outputs)
+ goto fail;
+
/* Setup constants needed by the SSE2 executor. */
for( i = 0; i < 4; i++ ) {
mach->Temps[TGSI_EXEC_TEMP_00000000_I].xyzw[TGSI_EXEC_TEMP_00000000_C].u[i] = 0x00000000;
@@ -824,7 +854,11 @@ tgsi_exec_machine_create( void )
return mach;
fail:
- align_free(mach);
+ if (mach) {
+ align_free(mach->Inputs);
+ align_free(mach->Outputs);
+ align_free(mach);
+ }
return NULL;
}
@@ -836,10 +870,13 @@ tgsi_exec_machine_destroy(struct tgsi_exec_machine *mach)
if (mach->Instructions)
FREE(mach->Instructions);
if (mach->Declarations)
- FREE(mach->Declarations);
- }
+ FREE(mach->Declarations);
+
+ align_free(mach->Inputs);
+ align_free(mach->Outputs);
- align_free(mach);
+ align_free(mach);
+ }
}
static void
@@ -1038,7 +1075,6 @@ fetch_src_file_channel(const struct tgsi_exec_machine *mach,
break;
case TGSI_FILE_INPUT:
- case TGSI_FILE_SYSTEM_VALUE:
for (i = 0; i < QUAD_SIZE; i++) {
/*
if (TGSI_PROCESSOR_GEOMETRY == mach->Processor) {
@@ -1048,11 +1084,20 @@ fetch_src_file_channel(const struct tgsi_exec_machine *mach,
}*/
int pos = index2D->i[i] * TGSI_EXEC_MAX_INPUT_ATTRIBS + index->i[i];
assert(pos >= 0);
- assert(pos < Elements(mach->Inputs));
+ assert(pos < TGSI_MAX_PRIM_VERTICES * PIPE_MAX_ATTRIBS);
chan->u[i] = mach->Inputs[pos].xyzw[swizzle].u[i];
}
break;
+ case TGSI_FILE_SYSTEM_VALUE:
+ /* XXX no swizzling at this point. Will be needed if we put
+ * gl_FragCoord, for example, in a sys value register.
+ */
+ for (i = 0; i < QUAD_SIZE; i++) {
+ chan->f[i] = mach->SystemValue[index->i[i]][0];
+ }
+ break;
+
case TGSI_FILE_TEMPORARY:
for (i = 0; i < QUAD_SIZE; i++) {
assert(index->i[i] < TGSI_EXEC_NUM_TEMPS);
@@ -1742,6 +1787,36 @@ exec_tex(struct tgsi_exec_machine *mach,
&r[0], &r[1], &r[2], &r[3]); /* outputs */
break;
+ case TGSI_TEXTURE_1D_ARRAY:
+ FETCH(&r[0], 0, CHAN_X);
+ FETCH(&r[1], 0, CHAN_Y);
+
+ if (modifier == TEX_MODIFIER_PROJECTED) {
+ micro_div(&r[0], &r[0], &r[3]);
+ }
+
+ fetch_texel(mach->Samplers[unit],
+ &r[0], &r[1], &r[2], lod, /* S, T, P, LOD */
+ control,
+ &r[0], &r[1], &r[2], &r[3]); /* outputs */
+ break;
+
+ case TGSI_TEXTURE_2D_ARRAY:
+ FETCH(&r[0], 0, CHAN_X);
+ FETCH(&r[1], 0, CHAN_Y);
+ FETCH(&r[2], 0, CHAN_Z);
+
+ if (modifier == TEX_MODIFIER_PROJECTED) {
+ micro_div(&r[0], &r[0], &r[3]);
+ micro_div(&r[1], &r[1], &r[3]);
+ }
+
+ fetch_texel(mach->Samplers[unit],
+ &r[0], &r[1], &r[2], lod, /* S, T, P, LOD */
+ control,
+ &r[0], &r[1], &r[2], &r[3]); /* outputs */
+ break;
+
case TGSI_TEXTURE_3D:
case TGSI_TEXTURE_CUBE:
FETCH(&r[0], 0, CHAN_X);
@@ -1835,6 +1910,164 @@ exec_txd(struct tgsi_exec_machine *mach,
}
+
+static void
+exec_sample(struct tgsi_exec_machine *mach,
+ const struct tgsi_full_instruction *inst,
+ uint modifier)
+{
+ const uint resource_unit = inst->Src[1].Register.Index;
+ const uint sampler_unit = inst->Src[2].Register.Index;
+ union tgsi_exec_channel r[4];
+ const union tgsi_exec_channel *lod = &ZeroVec;
+ enum tgsi_sampler_control control;
+ uint chan;
+
+ if (modifier != TEX_MODIFIER_NONE) {
+ if (modifier == TEX_MODIFIER_LOD_BIAS)
+ FETCH(&r[3], 3, CHAN_X);
+ else /*TEX_MODIFIER_LOD*/
+ FETCH(&r[3], 0, CHAN_W);
+
+ if (modifier != TEX_MODIFIER_PROJECTED) {
+ lod = &r[3];
+ }
+ }
+
+ if (modifier == TEX_MODIFIER_EXPLICIT_LOD) {
+ control = tgsi_sampler_lod_explicit;
+ } else {
+ control = tgsi_sampler_lod_bias;
+ }
+
+ switch (mach->Resources[resource_unit].Resource) {
+ case TGSI_TEXTURE_1D:
+ case TGSI_TEXTURE_SHADOW1D:
+ FETCH(&r[0], 0, CHAN_X);
+
+ if (modifier == TEX_MODIFIER_PROJECTED) {
+ micro_div(&r[0], &r[0], &r[3]);
+ }
+
+ fetch_texel(mach->Samplers[sampler_unit],
+ &r[0], &ZeroVec, &ZeroVec, lod, /* S, T, P, LOD */
+ control,
+ &r[0], &r[1], &r[2], &r[3]); /* R, G, B, A */
+ break;
+
+ case TGSI_TEXTURE_2D:
+ case TGSI_TEXTURE_RECT:
+ case TGSI_TEXTURE_SHADOW2D:
+ case TGSI_TEXTURE_SHADOWRECT:
+ FETCH(&r[0], 0, CHAN_X);
+ FETCH(&r[1], 0, CHAN_Y);
+ FETCH(&r[2], 0, CHAN_Z);
+
+ if (modifier == TEX_MODIFIER_PROJECTED) {
+ micro_div(&r[0], &r[0], &r[3]);
+ micro_div(&r[1], &r[1], &r[3]);
+ micro_div(&r[2], &r[2], &r[3]);
+ }
+
+ fetch_texel(mach->Samplers[sampler_unit],
+ &r[0], &r[1], &r[2], lod, /* S, T, P, LOD */
+ control,
+ &r[0], &r[1], &r[2], &r[3]); /* outputs */
+ break;
+
+ case TGSI_TEXTURE_3D:
+ case TGSI_TEXTURE_CUBE:
+ FETCH(&r[0], 0, CHAN_X);
+ FETCH(&r[1], 0, CHAN_Y);
+ FETCH(&r[2], 0, CHAN_Z);
+
+ if (modifier == TEX_MODIFIER_PROJECTED) {
+ micro_div(&r[0], &r[0], &r[3]);
+ micro_div(&r[1], &r[1], &r[3]);
+ micro_div(&r[2], &r[2], &r[3]);
+ }
+
+ fetch_texel(mach->Samplers[sampler_unit],
+ &r[0], &r[1], &r[2], lod,
+ control,
+ &r[0], &r[1], &r[2], &r[3]);
+ break;
+
+ default:
+ assert(0);
+ }
+
+ for (chan = 0; chan < NUM_CHANNELS; chan++) {
+ if (inst->Dst[0].Register.WriteMask & (1 << chan)) {
+ store_dest(mach, &r[chan], &inst->Dst[0], inst, chan, TGSI_EXEC_DATA_FLOAT);
+ }
+ }
+}
+
+static void
+exec_sample_d(struct tgsi_exec_machine *mach,
+ const struct tgsi_full_instruction *inst)
+{
+ const uint resource_unit = inst->Src[1].Register.Index;
+ const uint sampler_unit = inst->Src[2].Register.Index;
+ union tgsi_exec_channel r[4];
+ uint chan;
+ /*
+ * XXX: This is fake SAMPLE_D -- the derivatives are not taken into account, yet.
+ */
+
+ switch (mach->Resources[resource_unit].Resource) {
+ case TGSI_TEXTURE_1D:
+ case TGSI_TEXTURE_SHADOW1D:
+
+ FETCH(&r[0], 0, CHAN_X);
+
+ fetch_texel(mach->Samplers[sampler_unit],
+ &r[0], &ZeroVec, &ZeroVec, &ZeroVec, /* S, T, P, BIAS */
+ tgsi_sampler_lod_bias,
+ &r[0], &r[1], &r[2], &r[3]); /* R, G, B, A */
+ break;
+
+ case TGSI_TEXTURE_2D:
+ case TGSI_TEXTURE_RECT:
+ case TGSI_TEXTURE_SHADOW2D:
+ case TGSI_TEXTURE_SHADOWRECT:
+
+ FETCH(&r[0], 0, CHAN_X);
+ FETCH(&r[1], 0, CHAN_Y);
+ FETCH(&r[2], 0, CHAN_Z);
+
+ fetch_texel(mach->Samplers[sampler_unit],
+ &r[0], &r[1], &r[2], &ZeroVec, /* inputs */
+ tgsi_sampler_lod_bias,
+ &r[0], &r[1], &r[2], &r[3]); /* outputs */
+ break;
+
+ case TGSI_TEXTURE_3D:
+ case TGSI_TEXTURE_CUBE:
+
+ FETCH(&r[0], 0, CHAN_X);
+ FETCH(&r[1], 0, CHAN_Y);
+ FETCH(&r[2], 0, CHAN_Z);
+
+ fetch_texel(mach->Samplers[sampler_unit],
+ &r[0], &r[1], &r[2], &ZeroVec,
+ tgsi_sampler_lod_bias,
+ &r[0], &r[1], &r[2], &r[3]);
+ break;
+
+ default:
+ assert(0);
+ }
+
+ for (chan = 0; chan < NUM_CHANNELS; chan++) {
+ if (inst->Dst[0].Register.WriteMask & (1 << chan)) {
+ store_dest(mach, &r[chan], &inst->Dst[0], inst, chan, TGSI_EXEC_DATA_FLOAT);
+ }
+ }
+}
+
+
/**
* Evaluate a constant-valued coefficient at the position of the
* current quad.
@@ -1906,9 +2139,13 @@ static void
exec_declaration(struct tgsi_exec_machine *mach,
const struct tgsi_full_declaration *decl)
{
+ if (decl->Declaration.File == TGSI_FILE_RESOURCE) {
+ mach->Resources[decl->Range.First] = decl->Resource;
+ return;
+ }
+
if (mach->Processor == TGSI_PROCESSOR_FRAGMENT) {
- if (decl->Declaration.File == TGSI_FILE_INPUT ||
- decl->Declaration.File == TGSI_FILE_SYSTEM_VALUE) {
+ if (decl->Declaration.File == TGSI_FILE_INPUT) {
uint first, last, mask;
first = decl->Range.First;
@@ -1921,6 +2158,7 @@ exec_declaration(struct tgsi_exec_machine *mach,
* ureg code to emit the right UsageMask value (WRITEMASK_X).
* Then, we could remove the tgsi_exec_machine::Face field.
*/
+ /* XXX make FACE a system value */
if (decl->Semantic.Name == TGSI_SEMANTIC_FACE) {
uint i;
@@ -1962,8 +2200,13 @@ exec_declaration(struct tgsi_exec_machine *mach,
}
}
}
+
+ if (decl->Declaration.File == TGSI_FILE_SYSTEM_VALUE) {
+ mach->SysSemanticToIndex[decl->Declaration.Semantic] = decl->Range.First;
+ }
}
+
typedef void (* micro_op)(union tgsi_exec_channel *dst);
static void
@@ -3675,6 +3918,54 @@ exec_instruction(
exec_endswitch(mach);
break;
+ case TGSI_OPCODE_LOAD:
+ assert(0);
+ break;
+
+ case TGSI_OPCODE_LOAD_MS:
+ assert(0);
+ break;
+
+ case TGSI_OPCODE_SAMPLE:
+ exec_sample(mach, inst, TEX_MODIFIER_NONE);
+ break;
+
+ case TGSI_OPCODE_SAMPLE_B:
+ exec_sample(mach, inst, TEX_MODIFIER_LOD_BIAS);
+ break;
+
+ case TGSI_OPCODE_SAMPLE_C:
+ exec_sample(mach, inst, TEX_MODIFIER_NONE);
+ break;
+
+ case TGSI_OPCODE_SAMPLE_C_LZ:
+ exec_sample(mach, inst, TEX_MODIFIER_LOD_BIAS);
+ break;
+
+ case TGSI_OPCODE_SAMPLE_D:
+ exec_sample_d(mach, inst);
+ break;
+
+ case TGSI_OPCODE_SAMPLE_L:
+ exec_sample(mach, inst, TEX_MODIFIER_EXPLICIT_LOD);
+ break;
+
+ case TGSI_OPCODE_GATHER4:
+ assert(0);
+ break;
+
+ case TGSI_OPCODE_RESINFO:
+ assert(0);
+ break;
+
+ case TGSI_OPCODE_SAMPLE_POS:
+ assert(0);
+ break;
+
+ case TGSI_OPCODE_SAMPLE_INFO:
+ assert(0);
+ break;
+
default:
assert( 0 );
}
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