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authorIlia Mirkin <[email protected]>2015-03-07 18:25:54 -0500
committerIlia Mirkin <[email protected]>2015-03-09 10:50:39 -0400
commitcb3eb43ad690a7355429ba8dcd40120646c55b9c (patch)
tree3b43f824a55ea759dce6d0b384b1665d9c48ffd3 /src/gallium
parent8ac957a51c67fc095db9539df6482b9533b1d05c (diff)
freedreno/ir3: get the # of miplevels from getinfo
This fixes ARB_texture_query_levels to actually return the desired value. Signed-off-by: Ilia Mirkin <[email protected]> Reviewed-by: Rob Clark <[email protected]> Cc: "10.4 10.5" <[email protected]>
Diffstat (limited to 'src/gallium')
-rw-r--r--src/gallium/drivers/freedreno/ir3/ir3_compiler.c20
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 */