i965: Use the same nir options for all gens

If we tell NIR to split ffma's, then we don't need seperate options
anymore.

Reviewed-by: Matt Turner <mattst88@gmail.com>

diff --git a/src/mesa/drivers/dri/i965/brw_context.c b/src/mesa/drivers/dri/i965/brw_context.c
index 21c8bd3..84818f0 100644 (file)
--- a/src/mesa/drivers/dri/i965/brw_context.c
+++ b/src/mesa/drivers/dri/i965/brw_context.c
@@ -551,12 +551,7 @@ brw_initialize_context_constants(struct brw_context *brw)
       ctx->Const.Program[MESA_SHADER_FRAGMENT].MaxInputComponents = 128;
    }
 
-   static const nir_shader_compiler_options gen4_nir_options = {
-      .native_integers = true,
-      .lower_ffma = true,
-   };
-
-   static const nir_shader_compiler_options gen6_nir_options = {
+   static const nir_shader_compiler_options nir_options = {
       .native_integers = true,
       /* In order to help allow for better CSE at the NIR level we tell NIR
        * to split all ffma instructions during opt_algebraic and we then
@@ -578,10 +573,7 @@ brw_initialize_context_constants(struct brw_context *brw)
         (i == MESA_SHADER_FRAGMENT);
       ctx->Const.ShaderCompilerOptions[i].EmitNoIndirectUniform = false;
       ctx->Const.ShaderCompilerOptions[i].LowerClipDistance = true;
-      if (brw->gen >= 6)
-         ctx->Const.ShaderCompilerOptions[i].NirOptions = &gen6_nir_options;
-      else
-         ctx->Const.ShaderCompilerOptions[i].NirOptions = &gen4_nir_options;
+      ctx->Const.ShaderCompilerOptions[i].NirOptions = &nir_options;
    }
 
    ctx->Const.ShaderCompilerOptions[MESA_SHADER_VERTEX].OptimizeForAOS = true;