unsigned spi_baryc_cntl = S_0286E0_FRONT_FACE_ALL_BITS(1);
uint64_t va;
bool has_centroid;
+ bool writes_execmask;
pm4 = shader->pm4 = CALLOC_STRUCT(si_pm4_state);
si_pm4_set_reg(pm4, R_0286E0_SPI_BARYC_CNTL, spi_baryc_cntl);
si_pm4_set_reg(pm4, R_0286D8_SPI_PS_IN_CONTROL, spi_ps_in_control);
+ writes_execmask = info->uses_kill ||
+ shader->key.ps.alpha_func != PIPE_FUNC_ALWAYS;
si_pm4_set_reg(pm4, R_028710_SPI_SHADER_Z_FORMAT,
info->writes_samplemask ? V_028710_SPI_SHADER_32_ABGR :
info->writes_stencil ? V_028710_SPI_SHADER_32_GR :
info->writes_z ? V_028710_SPI_SHADER_32_R :
+ (writes_execmask && !info->num_outputs) ? V_028710_SPI_SHADER_32_R :
V_028710_SPI_SHADER_ZERO);
si_pm4_set_reg(pm4, R_028714_SPI_SHADER_COL_FORMAT, spi_shader_col_format);