radeonsi: increase MAX_CONTROL_FLOW_DEPTH AKA MaxIfDepth

we don't want to lower deep IFs unconditionally

Reviewed-by: Nicolai Hähnle <nicolai.haehnle@amd.com>

src/gallium/drivers/radeonsi/si_pipe.c

@@ -608,9 +608,8 @@ static int si_get_shader_param(struct pipe_screen* pscreen, unsigned shader, enu
 	case PIPE_SHADER_CAP_MAX_ALU_INSTRUCTIONS:
 	case PIPE_SHADER_CAP_MAX_TEX_INSTRUCTIONS:
 	case PIPE_SHADER_CAP_MAX_TEX_INDIRECTIONS:
-		return 16384;
 	case PIPE_SHADER_CAP_MAX_CONTROL_FLOW_DEPTH:
-		return 32;
+		return 16384;
 	case PIPE_SHADER_CAP_MAX_INPUTS:
 		return shader == PIPE_SHADER_VERTEX ? SI_NUM_VERTEX_BUFFERS : 32;
 	case PIPE_SHADER_CAP_MAX_OUTPUTS: