nir: replace lower_sincos with algebraic opt

This version has less ops for the same precision.

Signed-off-by: Jonathan Marek <jonathan@marek.ca>
Reviewed-by: Vasily Khoruzhick <anarsoul@gmail.com>
Acked-by: Matt Turner <mattst88@gmail.com>

src/gallium/drivers/lima/lima_program.c

@@ -53,6 +53,7 @@ static const nir_shader_compiler_options vs_nir_options = {
    .lower_fsat = true,
    .lower_bitshift = true,
    .lower_rotate = true,
+   .lower_sincos = true,
 };
 
 static const nir_shader_compiler_options fs_nir_options = {
@@ -98,7 +99,6 @@ lima_program_optimize_vs_nir(struct nir_shader *s)
    NIR_PASS_V(s, lima_nir_lower_uniform_to_scalar);
    NIR_PASS_V(s, nir_lower_io_to_scalar,
               nir_var_shader_in|nir_var_shader_out);
-   NIR_PASS_V(s, nir_lower_sincos);
 
    do {
       progress = false;