diff options
Diffstat (limited to 'src')
| -rw-r--r-- | src/gallium/drivers/freedreno/ir3/ir3_compiler.c | 20 |
1 files changed, 20 insertions, 0 deletions
diff --git a/src/gallium/drivers/freedreno/ir3/ir3_compiler.c b/src/gallium/drivers/freedreno/ir3/ir3_compiler.c index a0075190fb5..8ffa37cf34f 100644 --- a/src/gallium/drivers/freedreno/ir3/ir3_compiler.c +++ b/src/gallium/drivers/freedreno/ir3/ir3_compiler.c @@ -1696,6 +1696,26 @@ trans_txq(const struct instr_translater *t, add_dst_reg_wrmask(ctx, instr, dst, 0, dst->WriteMask); add_src_reg_wrmask(ctx, instr, level, level->SwizzleX, 0x1); } + + if (dst->WriteMask & TGSI_WRITEMASK_W) { + /* The # of levels comes from getinfo.z. We need to add 1 to it, since + * the value in TEX_CONST_0 is zero-based. + */ + struct tgsi_dst_register tmp_dst; + struct tgsi_src_register *tmp_src; + + tmp_src = get_internal_temp(ctx, &tmp_dst); + instr = instr_create(ctx, 5, OPC_GETINFO); + instr->cat5.type = get_utype(ctx); + instr->cat5.samp = samp->Index; + instr->cat5.tex = samp->Index; + add_dst_reg_wrmask(ctx, instr, &tmp_dst, 0, TGSI_WRITEMASK_Z); + + instr = instr_create(ctx, 2, OPC_ADD_U); + add_dst_reg(ctx, instr, dst, 3); + add_src_reg(ctx, instr, tmp_src, src_swiz(tmp_src, 2)); + ir3_reg_create(instr, 0, IR3_REG_IMMED)->iim_val = 1; + } } /* DDX/DDY */ |