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path: root/i915/i915_fragprog.c
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Diffstat (limited to 'i915/i915_fragprog.c')
-rw-r--r--i915/i915_fragprog.c235
1 files changed, 213 insertions, 22 deletions
diff --git a/i915/i915_fragprog.c b/i915/i915_fragprog.c
index 2db10c6..d9c6144 100644
--- a/i915/i915_fragprog.c
+++ b/i915/i915_fragprog.c
@@ -89,7 +89,8 @@ src_vector(struct i915_fragment_program *p,
*/
case PROGRAM_TEMPORARY:
if (source->Index >= I915_MAX_TEMPORARY) {
- i915_program_error(p, "Exceeded max temporary reg");
+ i915_program_error(p, "Exceeded max temporary reg: %d/%d",
+ source->Index, I915_MAX_TEMPORARY);
return 0;
}
src = UREG(REG_TYPE_R, source->Index);
@@ -121,10 +122,23 @@ src_vector(struct i915_fragment_program *p,
src = i915_emit_decl(p, REG_TYPE_T,
T_TEX0 + (source->Index - FRAG_ATTRIB_TEX0),
D0_CHANNEL_ALL);
+ break;
+
+ case FRAG_ATTRIB_VAR0:
+ case FRAG_ATTRIB_VAR0 + 1:
+ case FRAG_ATTRIB_VAR0 + 2:
+ case FRAG_ATTRIB_VAR0 + 3:
+ case FRAG_ATTRIB_VAR0 + 4:
+ case FRAG_ATTRIB_VAR0 + 5:
+ case FRAG_ATTRIB_VAR0 + 6:
+ case FRAG_ATTRIB_VAR0 + 7:
+ src = i915_emit_decl(p, REG_TYPE_T,
+ T_TEX0 + (source->Index - FRAG_ATTRIB_VAR0),
+ D0_CHANNEL_ALL);
break;
default:
- i915_program_error(p, "Bad source->Index");
+ i915_program_error(p, "Bad source->Index: %d", source->Index);
return 0;
}
break;
@@ -146,6 +160,7 @@ src_vector(struct i915_fragment_program *p,
case PROGRAM_CONSTANT:
case PROGRAM_STATE_VAR:
case PROGRAM_NAMED_PARAM:
+ case PROGRAM_UNIFORM:
src =
i915_emit_param4fv(p,
program->Base.Parameters->ParameterValues[source->
@@ -153,7 +168,7 @@ src_vector(struct i915_fragment_program *p,
break;
default:
- i915_program_error(p, "Bad source->File");
+ i915_program_error(p, "Bad source->File: %d", source->File);
return 0;
}
@@ -186,13 +201,14 @@ get_result_vector(struct i915_fragment_program *p,
p->depth_written = 1;
return UREG(REG_TYPE_OD, 0);
default:
- i915_program_error(p, "Bad inst->DstReg.Index");
+ i915_program_error(p, "Bad inst->DstReg.Index: %d",
+ inst->DstReg.Index);
return 0;
}
case PROGRAM_TEMPORARY:
return UREG(REG_TYPE_R, inst->DstReg.Index);
default:
- i915_program_error(p, "Bad inst->DstReg.File");
+ i915_program_error(p, "Bad inst->DstReg.File: %d", inst->DstReg.File);
return 0;
}
}
@@ -231,7 +247,7 @@ translate_tex_src_target(struct i915_fragment_program *p, GLubyte bit)
case TEXTURE_CUBE_INDEX:
return D0_SAMPLE_TYPE_CUBE;
default:
- i915_program_error(p, "TexSrcBit");
+ i915_program_error(p, "TexSrcBit: %d", bit);
return 0;
}
}
@@ -351,7 +367,7 @@ upload_program(struct i915_fragment_program *p)
while (1) {
GLuint src0, src1, src2, flags;
- GLuint tmp = 0, consts0 = 0, consts1 = 0;
+ GLuint tmp = 0, dst, consts0 = 0, consts1 = 0;
switch (inst->Opcode) {
case OPCODE_ABS:
@@ -503,6 +519,10 @@ upload_program(struct i915_fragment_program *p)
EMIT_1ARG_ARITH(A0_FLR);
break;
+ case OPCODE_TRUNC:
+ EMIT_1ARG_ARITH(A0_TRC);
+ break;
+
case OPCODE_FRC:
EMIT_1ARG_ARITH(A0_FRC);
break;
@@ -516,6 +536,22 @@ upload_program(struct i915_fragment_program *p)
0, src0, T0_TEXKILL);
break;
+ case OPCODE_KIL_NV:
+ if (inst->DstReg.CondMask == COND_TR) {
+ tmp = i915_get_utemp(p);
+
+ i915_emit_texld(p, get_live_regs(p, inst),
+ tmp, A0_DEST_CHANNEL_ALL,
+ 0, /* use a dummy dest reg */
+ swizzle(tmp, ONE, ONE, ONE, ONE), /* always */
+ T0_TEXKILL);
+ } else {
+ p->error = 1;
+ i915_program_error(p, "Unsupported KIL_NV condition code: %d",
+ inst->DstReg.CondMask);
+ }
+ break;
+
case OPCODE_LG2:
src0 = src_vector(p, &inst->SrcReg[0], program);
@@ -615,6 +651,20 @@ upload_program(struct i915_fragment_program *p)
EMIT_2ARG_ARITH(A0_MUL);
break;
+ case OPCODE_NOISE1:
+ case OPCODE_NOISE2:
+ case OPCODE_NOISE3:
+ case OPCODE_NOISE4:
+ /* Don't implement noise because we just don't have the instructions
+ * to spare. We aren't the first vendor to do so.
+ */
+ i915_program_error(p, "Stubbed-out noise functions");
+ i915_emit_arith(p,
+ A0_MOV,
+ get_result_vector(p, inst),
+ get_result_flags(inst), 0,
+ swizzle(src0, ZERO, ZERO, ZERO, ZERO), 0, 0);
+
case OPCODE_POW:
src0 = src_vector(p, &inst->SrcReg[0], program);
src1 = src_vector(p, &inst->SrcReg[1], program);
@@ -721,9 +771,38 @@ upload_program(struct i915_fragment_program *p)
}
break;
- case OPCODE_SGE:
- EMIT_2ARG_ARITH(A0_SGE);
- break;
+ case OPCODE_SEQ:
+ tmp = i915_get_utemp(p);
+ flags = get_result_flags(inst);
+ dst = get_result_vector(p, inst);
+
+ /* dst = src1 >= src2 */
+ i915_emit_arith(p,
+ A0_SGE,
+ dst,
+ flags, 0,
+ src_vector(p, &inst->SrcReg[0], program),
+ src_vector(p, &inst->SrcReg[1], program),
+ 0);
+ /* tmp = src1 <= src2 */
+ i915_emit_arith(p,
+ A0_SGE,
+ tmp,
+ flags, 0,
+ negate(src_vector(p, &inst->SrcReg[0], program),
+ 1, 1, 1, 1),
+ negate(src_vector(p, &inst->SrcReg[1], program),
+ 1, 1, 1, 1),
+ 0);
+ /* dst = tmp && dst */
+ i915_emit_arith(p,
+ A0_MUL,
+ dst,
+ flags, 0,
+ dst,
+ tmp,
+ 0);
+ break;
case OPCODE_SIN:
src0 = src_vector(p, &inst->SrcReg[0], program);
@@ -809,10 +888,71 @@ upload_program(struct i915_fragment_program *p)
break;
+ case OPCODE_SGE:
+ EMIT_2ARG_ARITH(A0_SGE);
+ break;
+
+ case OPCODE_SGT:
+ i915_emit_arith(p,
+ A0_SLT,
+ get_result_vector( p, inst ),
+ get_result_flags( inst ), 0,
+ negate(src_vector( p, &inst->SrcReg[0], program),
+ 1, 1, 1, 1),
+ negate(src_vector( p, &inst->SrcReg[1], program),
+ 1, 1, 1, 1),
+ 0);
+ break;
+
+ case OPCODE_SLE:
+ i915_emit_arith(p,
+ A0_SGE,
+ get_result_vector( p, inst ),
+ get_result_flags( inst ), 0,
+ negate(src_vector( p, &inst->SrcReg[0], program),
+ 1, 1, 1, 1),
+ negate(src_vector( p, &inst->SrcReg[1], program),
+ 1, 1, 1, 1),
+ 0);
+ break;
+
case OPCODE_SLT:
EMIT_2ARG_ARITH(A0_SLT);
break;
+ case OPCODE_SNE:
+ tmp = i915_get_utemp(p);
+ flags = get_result_flags(inst);
+ dst = get_result_vector(p, inst);
+
+ /* dst = src1 < src2 */
+ i915_emit_arith(p,
+ A0_SLT,
+ dst,
+ flags, 0,
+ src_vector(p, &inst->SrcReg[0], program),
+ src_vector(p, &inst->SrcReg[1], program),
+ 0);
+ /* tmp = src1 > src2 */
+ i915_emit_arith(p,
+ A0_SLT,
+ tmp,
+ flags, 0,
+ negate(src_vector(p, &inst->SrcReg[0], program),
+ 1, 1, 1, 1),
+ negate(src_vector(p, &inst->SrcReg[1], program),
+ 1, 1, 1, 1),
+ 0);
+ /* dst = tmp || dst */
+ i915_emit_arith(p,
+ A0_ADD,
+ dst,
+ flags | A0_DEST_SATURATE, 0,
+ dst,
+ tmp,
+ 0);
+ break;
+
case OPCODE_SUB:
src0 = src_vector(p, &inst->SrcReg[0], program);
src1 = src_vector(p, &inst->SrcReg[1], program);
@@ -869,8 +1009,39 @@ upload_program(struct i915_fragment_program *p)
case OPCODE_END:
return;
+ case OPCODE_BGNLOOP:
+ case OPCODE_BGNSUB:
+ case OPCODE_BRA:
+ case OPCODE_BRK:
+ case OPCODE_CAL:
+ case OPCODE_CONT:
+ case OPCODE_DDX:
+ case OPCODE_DDY:
+ case OPCODE_ELSE:
+ case OPCODE_ENDIF:
+ case OPCODE_ENDLOOP:
+ case OPCODE_ENDSUB:
+ case OPCODE_IF:
+ case OPCODE_RET:
+ p->error = 1;
+ i915_program_error(p, "Unsupported opcode: %s",
+ _mesa_opcode_string(inst->Opcode));
+ return;
+
+ case OPCODE_EXP:
+ case OPCODE_LOG:
+ /* These opcodes are claimed as GLSL, NV_vp, and ARB_vp in
+ * prog_instruction.h, but apparently GLSL doesn't ever emit them.
+ * Instead, it translates to EX2 or LG2.
+ */
+ case OPCODE_TXD:
+ case OPCODE_TXL:
+ /* These opcodes are claimed by GLSL in prog_instruction.h, but
+ * only NV_vp/fp appears to emit them.
+ */
default:
- i915_program_error(p, "bad opcode");
+ i915_program_error(p, "bad opcode: %s",
+ _mesa_opcode_string(inst->Opcode));
return;
}
@@ -906,7 +1077,7 @@ check_wpos(struct i915_fragment_program *p)
p->wpos_tex = -1;
for (i = 0; i < p->ctx->Const.MaxTextureCoordUnits; i++) {
- if (inputs & FRAG_BIT_TEX(i))
+ if (inputs & (FRAG_BIT_TEX(i) | FRAG_BIT_VAR(i)))
continue;
else if (inputs & FRAG_BIT_WPOS) {
p->wpos_tex = i;
@@ -1055,6 +1226,28 @@ i915ProgramStringNotify(GLcontext * ctx,
_tnl_program_string(ctx, target, prog);
}
+void
+i915_update_program(GLcontext *ctx)
+{
+ struct intel_context *intel = intel_context(ctx);
+ struct i915_context *i915 = i915_context(&intel->ctx);
+ struct i915_fragment_program *fp =
+ (struct i915_fragment_program *) ctx->FragmentProgram._Current;
+
+ if (i915->current_program != fp) {
+ if (i915->current_program) {
+ i915->current_program->on_hardware = 0;
+ i915->current_program->params_uptodate = 0;
+ }
+
+ i915->current_program = fp;
+ }
+
+ if (!fp->translated)
+ translate_program(fp);
+
+ FALLBACK(&i915->intel, I915_FALLBACK_PROGRAM, fp->error);
+}
void
i915ValidateFragmentProgram(struct i915_context *i915)
@@ -1072,16 +1265,6 @@ i915ValidateFragmentProgram(struct i915_context *i915)
GLuint s2 = S2_TEXCOORD_NONE;
int i, offset = 0;
- if (i915->current_program != p) {
- if (i915->current_program) {
- i915->current_program->on_hardware = 0;
- i915->current_program->params_uptodate = 0;
- }
-
- i915->current_program = p;
- }
-
-
/* Important:
*/
VB->AttribPtr[VERT_ATTRIB_POS] = VB->NdcPtr;
@@ -1125,6 +1308,14 @@ i915ValidateFragmentProgram(struct i915_context *i915)
EMIT_ATTR(_TNL_ATTRIB_TEX0 + i, EMIT_SZ(sz), 0, sz * 4);
}
+ else if (inputsRead & FRAG_BIT_VAR(i)) {
+ int sz = VB->AttribPtr[_TNL_ATTRIB_GENERIC0 + i]->size;
+
+ s2 &= ~S2_TEXCOORD_FMT(i, S2_TEXCOORD_FMT0_MASK);
+ s2 |= S2_TEXCOORD_FMT(i, SZ_TO_HW(sz));
+
+ EMIT_ATTR(_TNL_ATTRIB_GENERIC0 + i, EMIT_SZ(sz), 0, sz * 4);
+ }
else if (i == p->wpos_tex) {
/* If WPOS is required, duplicate the XYZ position data in an
generated by cgit v1.2.3 (git 2.39.1) at 2024-12-18 02:26:51 +0000