freedreno/ir3: add TXQ support

Signed-off-by: Ilia Mirkin <imirkin@alum.mit.edu>
Signed-off-by: Rob Clark <robclark@freedesktop.org>

diff --git a/src/gallium/drivers/freedreno/ir3/ir3_compiler.c b/src/gallium/drivers/freedreno/ir3/ir3_compiler.c
index d5d7502d2e88b8075c57c091645bedaf3e17ad3b..f9b8a32fbad0bd877f193ca117c65e13cc7f5959 100644 (file)
--- a/src/gallium/drivers/freedreno/ir3/ir3_compiler.c
+++ b/src/gallium/drivers/freedreno/ir3/ir3_compiler.c
@@ -1272,6 +1272,32 @@ trans_samp(const struct instr_translater *t,
                add_src_reg_wrmask(ctx, instr, orig, orig->SwizzleW, 0x1);
 }
 
+static void
+trans_txq(const struct instr_translater *t,
+               struct ir3_compile_context *ctx,
+               struct tgsi_full_instruction *inst)
+{
+       struct ir3_instruction *instr;
+       struct tgsi_dst_register *dst = &inst->Dst[0].Register;
+       struct tgsi_src_register *level = &inst->Src[0].Register;
+       struct tgsi_src_register *samp = &inst->Src[1].Register;
+       struct tex_info tinf;
+
+       memset(&tinf, 0, sizeof(tinf));
+       fill_tex_info(ctx, inst, &tinf);
+       if (is_rel_or_const(level))
+               level = get_unconst(ctx, level);
+
+       instr = instr_create(ctx, 5, OPC_GETSIZE);
+       instr->cat5.type = get_ftype(ctx);
+       instr->cat5.samp = samp->Index;
+       instr->cat5.tex  = samp->Index;
+       instr->flags |= tinf.flags;
+
+       add_dst_reg_wrmask(ctx, instr, dst, 0, dst->WriteMask);
+       add_src_reg_wrmask(ctx, instr, level, level->SwizzleX, 0x1);
+}
+
 /* DDX/DDY */
 static void
 trans_deriv(const struct instr_translater *t,
@@ -2122,6 +2148,7 @@ static const struct instr_translater translaters[TGSI_OPCODE_LAST] = {
        INSTR(TXP,          trans_samp, .opc = OPC_SAM, .arg = TGSI_OPCODE_TXP),
        INSTR(TXB,          trans_samp, .opc = OPC_SAMB, .arg = TGSI_OPCODE_TXB),
        INSTR(TXL,          trans_samp, .opc = OPC_SAML, .arg = TGSI_OPCODE_TXL),
+       INSTR(TXQ,          trans_txq),
        INSTR(DDX,          trans_deriv, .opc = OPC_DSX),
        INSTR(DDY,          trans_deriv, .opc = OPC_DSY),
        INSTR(SGT,          trans_cmp),