return true;
}
+static inline bool
+is_scalar_shader_stage(struct brw_context *brw, int stage)
+{
+ switch (stage) {
+ case MESA_SHADER_FRAGMENT:
+ return true;
+ case MESA_SHADER_VERTEX:
+ return brw->scalar_vs;
+ default:
+ return false;
+ }
+}
+
static void
brw_lower_packing_builtins(struct brw_context *brw,
gl_shader_stage shader_type,
int ops = LOWER_PACK_SNORM_2x16
| LOWER_UNPACK_SNORM_2x16
| LOWER_PACK_UNORM_2x16
- | LOWER_UNPACK_UNORM_2x16
- | LOWER_PACK_SNORM_4x8
+ | LOWER_UNPACK_UNORM_2x16;
+
+ if (is_scalar_shader_stage(brw, shader_type)) {
+ ops |= LOWER_UNPACK_UNORM_4x8
| LOWER_UNPACK_SNORM_4x8
| LOWER_PACK_UNORM_4x8
- | LOWER_UNPACK_UNORM_4x8;
+ | LOWER_PACK_SNORM_4x8;
+ }
if (brw->gen >= 7) {
/* Gen7 introduced the f32to16 and f16to32 instructions, which can be
* lowering is needed. For SOA code, the Half2x16 ops must be
* scalarized.
*/
- if (shader_type == MESA_SHADER_FRAGMENT) {
+ if (is_scalar_shader_stage(brw, shader_type)) {
ops |= LOWER_PACK_HALF_2x16_TO_SPLIT
| LOWER_UNPACK_HALF_2x16_TO_SPLIT;
}
do {
progress = false;
- if (stage == MESA_SHADER_FRAGMENT) {
+ if (is_scalar_shader_stage(brw, stage)) {
brw_do_channel_expressions(shader->base.ir);
brw_do_vector_splitting(shader->base.ir);
}
do_set_program_inouts(shader->base.ir, prog, shader->base.Stage);
prog->SamplersUsed = shader->base.active_samplers;
+ prog->ShadowSamplers = shader->base.shadow_samplers;
_mesa_update_shader_textures_used(shProg, prog);
_mesa_reference_program(ctx, &shader->base.Program, prog);
case GLSL_TYPE_FLOAT:
return BRW_REGISTER_TYPE_F;
case GLSL_TYPE_INT:
- return BRW_REGISTER_TYPE_D;
case GLSL_TYPE_BOOL:
+ return BRW_REGISTER_TYPE_D;
case GLSL_TYPE_UINT:
return BRW_REGISTER_TYPE_UD;
case GLSL_TYPE_ARRAY:
const char *
brw_instruction_name(enum opcode op)
{
- char *fallback;
-
- if (op < ARRAY_SIZE(opcode_descs) && opcode_descs[op].name)
- return opcode_descs[op].name;
-
switch (op) {
+ case BRW_OPCODE_MOV ... BRW_OPCODE_NOP:
+ assert(opcode_descs[op].name);
+ return opcode_descs[op].name;
case FS_OPCODE_FB_WRITE:
return "fb_write";
case FS_OPCODE_BLORP_FB_WRITE:
return "blorp_fb_write";
+ case FS_OPCODE_REP_FB_WRITE:
+ return "rep_fb_write";
case SHADER_OPCODE_RCP:
return "rcp";
return "txf_ums";
case SHADER_OPCODE_TXF_MCS:
return "txf_mcs";
+ case SHADER_OPCODE_LOD:
+ return "lod";
case SHADER_OPCODE_TG4:
return "tg4";
case SHADER_OPCODE_TG4_OFFSET:
case SHADER_OPCODE_SHADER_TIME_ADD:
return "shader_time_add";
+ case SHADER_OPCODE_UNTYPED_ATOMIC:
+ return "untyped_atomic";
+ case SHADER_OPCODE_UNTYPED_SURFACE_READ:
+ return "untyped_surface_read";
+
case SHADER_OPCODE_LOAD_PAYLOAD:
return "load_payload";
return "gen4_scratch_write";
case SHADER_OPCODE_GEN7_SCRATCH_READ:
return "gen7_scratch_read";
-
- case FS_OPCODE_DDX:
- return "ddx";
- case FS_OPCODE_DDY:
- return "ddy";
+ case SHADER_OPCODE_URB_WRITE_SIMD8:
+ return "gen8_urb_write_simd8";
+
+ case VEC4_OPCODE_PACK_BYTES:
+ return "pack_bytes";
+ case VEC4_OPCODE_UNPACK_UNIFORM:
+ return "unpack_uniform";
+
+ case FS_OPCODE_DDX_COARSE:
+ return "ddx_coarse";
+ case FS_OPCODE_DDX_FINE:
+ return "ddx_fine";
+ case FS_OPCODE_DDY_COARSE:
+ return "ddy_coarse";
+ case FS_OPCODE_DDY_FINE:
+ return "ddy_fine";
case FS_OPCODE_PIXEL_X:
return "pixel_x";
case FS_OPCODE_DISCARD_JUMP:
return "discard_jump";
+ case FS_OPCODE_SET_OMASK:
+ return "set_omask";
+ case FS_OPCODE_SET_SAMPLE_ID:
+ return "set_sample_id";
case FS_OPCODE_SET_SIMD4X2_OFFSET:
return "set_simd4x2_offset";
case FS_OPCODE_PLACEHOLDER_HALT:
return "placeholder_halt";
+ case FS_OPCODE_INTERPOLATE_AT_CENTROID:
+ return "interp_centroid";
+ case FS_OPCODE_INTERPOLATE_AT_SAMPLE:
+ return "interp_sample";
+ case FS_OPCODE_INTERPOLATE_AT_SHARED_OFFSET:
+ return "interp_shared_offset";
+ case FS_OPCODE_INTERPOLATE_AT_PER_SLOT_OFFSET:
+ return "interp_per_slot_offset";
+
case VS_OPCODE_URB_WRITE:
return "vs_urb_write";
case VS_OPCODE_PULL_CONSTANT_LOAD:
return "gs_svb_set_dst_index";
case GS_OPCODE_FF_SYNC_SET_PRIMITIVES:
return "gs_ff_sync_set_primitives";
+ }
- default:
- /* Yes, this leaks. It's in debug code, it should never occur, and if
- * it does, you should just add the case to the list above.
- */
- asprintf(&fallback, "op%d", op);
- return fallback;
+ unreachable("not reached");
+}
+
+bool
+brw_saturate_immediate(enum brw_reg_type type, struct brw_reg *reg)
+{
+ union {
+ unsigned ud;
+ int d;
+ float f;
+ } imm = { reg->dw1.ud }, sat_imm;
+
+ switch (type) {
+ case BRW_REGISTER_TYPE_UD:
+ case BRW_REGISTER_TYPE_D:
+ case BRW_REGISTER_TYPE_UQ:
+ case BRW_REGISTER_TYPE_Q:
+ /* Nothing to do. */
+ return false;
+ case BRW_REGISTER_TYPE_UW:
+ sat_imm.ud = CLAMP(imm.ud, 0, USHRT_MAX);
+ break;
+ case BRW_REGISTER_TYPE_W:
+ sat_imm.d = CLAMP(imm.d, SHRT_MIN, SHRT_MAX);
+ break;
+ case BRW_REGISTER_TYPE_F:
+ sat_imm.f = CLAMP(imm.f, 0.0f, 1.0f);
+ break;
+ case BRW_REGISTER_TYPE_UB:
+ sat_imm.ud = CLAMP(imm.ud, 0, UCHAR_MAX);
+ break;
+ case BRW_REGISTER_TYPE_B:
+ sat_imm.d = CLAMP(imm.d, CHAR_MIN, CHAR_MAX);
+ break;
+ case BRW_REGISTER_TYPE_V:
+ case BRW_REGISTER_TYPE_UV:
+ case BRW_REGISTER_TYPE_VF:
+ assert(!"unimplemented: saturate vector immediate");
+ case BRW_REGISTER_TYPE_DF:
+ case BRW_REGISTER_TYPE_HF:
+ assert(!"unimplemented: saturate DF/HF immediate");
}
+
+ if (imm.ud != sat_imm.ud) {
+ reg->dw1.ud = sat_imm.ud;
+ return true;
+ }
+ return false;
}
backend_visitor::backend_visitor(struct brw_context *brw,
fixed_hw_reg.nr == BRW_ARF_ACCUMULATOR;
}
+bool
+backend_instruction::is_3src() const
+{
+ return opcode < ARRAY_SIZE(opcode_descs) && opcode_descs[opcode].nsrc == 3;
+}
+
bool
backend_instruction::is_tex() const
{
}
}
+bool
+backend_instruction::can_do_cmod() const
+{
+ switch (opcode) {
+ case BRW_OPCODE_ADD:
+ case BRW_OPCODE_ADDC:
+ case BRW_OPCODE_AND:
+ case BRW_OPCODE_ASR:
+ case BRW_OPCODE_AVG:
+ case BRW_OPCODE_CMP:
+ case BRW_OPCODE_CMPN:
+ case BRW_OPCODE_DP2:
+ case BRW_OPCODE_DP3:
+ case BRW_OPCODE_DP4:
+ case BRW_OPCODE_DPH:
+ case BRW_OPCODE_F16TO32:
+ case BRW_OPCODE_F32TO16:
+ case BRW_OPCODE_FRC:
+ case BRW_OPCODE_LINE:
+ case BRW_OPCODE_LRP:
+ case BRW_OPCODE_LZD:
+ case BRW_OPCODE_MAC:
+ case BRW_OPCODE_MACH:
+ case BRW_OPCODE_MAD:
+ case BRW_OPCODE_MOV:
+ case BRW_OPCODE_MUL:
+ case BRW_OPCODE_NOT:
+ case BRW_OPCODE_OR:
+ case BRW_OPCODE_PLN:
+ case BRW_OPCODE_RNDD:
+ case BRW_OPCODE_RNDE:
+ case BRW_OPCODE_RNDU:
+ case BRW_OPCODE_RNDZ:
+ case BRW_OPCODE_SAD2:
+ case BRW_OPCODE_SADA2:
+ case BRW_OPCODE_SHL:
+ case BRW_OPCODE_SHR:
+ case BRW_OPCODE_SUBB:
+ case BRW_OPCODE_XOR:
+ return true;
+ default:
+ return false;
+ }
+}
+
bool
backend_instruction::reads_accumulator_implicitly() const
{
return writes_accumulator ||
(brw->gen < 6 &&
((opcode >= BRW_OPCODE_ADD && opcode < BRW_OPCODE_NOP) ||
- (opcode >= FS_OPCODE_DDX && opcode <= FS_OPCODE_LINTERP &&
+ (opcode >= FS_OPCODE_DDX_COARSE && opcode <= FS_OPCODE_LINTERP &&
opcode != FS_OPCODE_CINTERP)));
}
{
switch (opcode) {
case SHADER_OPCODE_UNTYPED_ATOMIC:
+ case SHADER_OPCODE_URB_WRITE_SIMD8:
case FS_OPCODE_FB_WRITE:
return true;
default:
projects / mesa.git / blobdiff