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pan/bi: Only update LOD mode on TEX operations 

If we don't add this check we clobber fetch mode when a 0 LOD is
specified on a txf instruction.

Signed-off-by: Boris Brezillon <boris.brezillon@collabora.com>
Reviewed-by: Alyssa Rosenzweig <alyssa.rosenzweig@collabora.com>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/7653>
This commit is contained in:
Boris Brezillon 2020-11-17 11:23:35 +01:00
parent 864f4e2b15
commit 8040b797a8
1 changed files with 3 additions and 1 deletions
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4
src/panfrost/bifrost/bifrost_compile.c
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@ -2006,7 +2006,9 @@ emit_texc(bi_context *ctx, nir_tex_instr *instr)
break;
case nir_tex_src_lod:
if (nir_src_is_const(instr->src[i].src) && nir_src_as_uint(instr->src[i].src) == 0) {
if (desc.op == BIFROST_TEX_OP_TEX &&
nir_src_is_const(instr->src[i].src) &&
nir_src_as_uint(instr->src[i].src) == 0) {
desc.lod_or_fetch = BIFROST_LOD_MODE_ZERO;
} else if (desc.op == BIFROST_TEX_OP_TEX) {
assert(base == nir_type_float);