v3d: Skip emitting texture config parameter 2 if it's just the defaults.

shader-db:
total instructions in shared programs: 91275 -> 90768 (-0.56%)
instructions in affected programs:     20702 -> 20195 (-2.45%)
This commit is contained in:
Eric Anholt
2018-07-20 13:31:49 -07:00
parent 421e99d777
commit f2ea936f48

View File

@@ -53,6 +53,9 @@ v3d40_vir_emit_tex(struct v3d_compile *c, nir_tex_instr *instr)
{
unsigned unit = instr->texture_index;
int tmu_writes = 0;
static const struct V3D41_TMU_CONFIG_PARAMETER_2 p2_unpacked_default = {
.op = V3D_TMU_OP_REGULAR,
};
struct V3D41_TMU_CONFIG_PARAMETER_0 p0_unpacked = {
};
@@ -185,7 +188,8 @@ v3d40_vir_emit_tex(struct v3d_compile *c, nir_tex_instr *instr)
vir_WRTMUC(c, QUNIFORM_TMU_CONFIG_P0, p0_packed);
vir_WRTMUC(c, QUNIFORM_TMU_CONFIG_P1, p1_packed);
vir_WRTMUC(c, QUNIFORM_CONSTANT, p2_packed);
if (memcmp(&p2_unpacked, &p2_unpacked_default, sizeof(p2_unpacked)) != 0)
vir_WRTMUC(c, QUNIFORM_CONSTANT, p2_packed);
if (instr->op == nir_texop_txf) {
assert(instr->sampler_dim != GLSL_SAMPLER_DIM_CUBE);