[Mesa-dev] [PATCH 2/6] nir/info: Get rid of uses_interp_var_at_offset

[Jason Ekstrand]

We were using this briefly in the i965 driver to trigger recompiles but we
haven't been using it since we switched to the NIR y-transform lowering
pass.

Signed-off-by: Jason Ekstrand <jason at jlekstrand.net>
---
 src/compiler/glsl/glsl_to_nir.cpp  | 3 ---
 src/compiler/nir/nir.h             | 3 ---
 src/compiler/nir/nir_gather_info.c | 4 ----
 3 files changed, 10 deletions(-)

diff --git a/src/compiler/glsl/glsl_to_nir.cpp b/src/compiler/glsl/glsl_to_nir.cpp
index 63a2cfd..daf237e 100644
--- a/src/compiler/glsl/glsl_to_nir.cpp
+++ b/src/compiler/glsl/glsl_to_nir.cpp
@@ -1284,9 +1284,6 @@ nir_visitor::visit(ir_expression *ir)
           intrin->intrinsic == nir_intrinsic_interp_var_at_sample)
          intrin->src[0] = nir_src_for_ssa(evaluate_rvalue(ir->operands[1]));
 
-      if (intrin->intrinsic == nir_intrinsic_interp_var_at_offset)
-         shader->info.uses_interp_var_at_offset = true;
-
       unsigned bit_size =  glsl_get_bit_size(deref->type);
       add_instr(&intrin->instr, deref->type->vector_elements, bit_size);
 
diff --git a/src/compiler/nir/nir.h b/src/compiler/nir/nir.h
index 2e1bdfb..f7d4fff 100644
--- a/src/compiler/nir/nir.h
+++ b/src/compiler/nir/nir.h
@@ -1718,9 +1718,6 @@ typedef struct nir_shader_info {
    /* Whether or not this shader ever uses textureGather() */
    bool uses_texture_gather;
 
-   /** Whether or not this shader uses nir_intrinsic_interp_var_at_offset */
-   bool uses_interp_var_at_offset;
-
    /* Whether or not this shader uses the gl_ClipDistance output */
    bool uses_clip_distance_out;
 
diff --git a/src/compiler/nir/nir_gather_info.c b/src/compiler/nir/nir_gather_info.c
index 7900fd1..89a6302 100644
--- a/src/compiler/nir/nir_gather_info.c
+++ b/src/compiler/nir/nir_gather_info.c
@@ -56,10 +56,6 @@ gather_intrinsic_info(nir_intrinsic_instr *instr, nir_shader *shader)
       shader->info.gs.uses_end_primitive = 1;
       break;
 
-   case nir_intrinsic_interp_var_at_offset:
-      shader->info.uses_interp_var_at_offset = 1;
-      break;
-
    default:
       break;
    }
-- 
2.5.0.400.gff86faf