Mesa (master): mesa/main: remove leftover bumpmap code

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Module: Mesa
Branch: master
Commit: 92ff89f6f50c773f6d3531623db2997315d63c22
URL:    http://cgit.freedesktop.org/mesa/mesa/commit/?id=92ff89f6f50c773f6d3531623db2997315d63c22

Author: Erik Faye-Lund <erik.faye-lund at collabora.com>
Date:   Wed Aug 26 18:40:02 2020 +0200

mesa/main: remove leftover bumpmap code

This variable is only ever written as NULL, so we can omit it entirely.

Fixes: 4000c0112a4 ("Remove the ATI_envmap_bumpmap extension")
Reviewed-by: Alyssa Rosenzweig <alyssa.rosenzweig at collabora.com>
Reviewed-by: Eric Anholt <eric at anholt.net>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/6473>

---

 src/mesa/main/ff_fragment_shader.cpp | 13 +------------
 1 file changed, 1 insertion(+), 12 deletions(-)

diff --git a/src/mesa/main/ff_fragment_shader.cpp b/src/mesa/main/ff_fragment_shader.cpp
index 420163b3e99..621f5ac2fae 100644
--- a/src/mesa/main/ff_fragment_shader.cpp
+++ b/src/mesa/main/ff_fragment_shader.cpp
@@ -347,13 +347,6 @@ public:
     * else undef.
     */
 
-   /* Texcoord override from bumpmapping. */
-   ir_variable *texcoord_tex[MAX_TEXTURE_COORD_UNITS];
-
-   /* Reg containing texcoord for a texture unit,
-    * needed for bump mapping, else undef.
-    */
-
    ir_rvalue *src_previous;	/**< Reg containing color from previous
 				 * stage.  May need to be decl'd.
 				 */
@@ -734,8 +727,6 @@ static void load_texture( texenv_fragment_program *p, GLuint unit )
 
    if (!(p->state->inputs_available & (VARYING_BIT_TEX0 << unit))) {
       texcoord = get_current_attrib(p, VERT_ATTRIB_TEX0 + unit);
-   } else if (p->texcoord_tex[unit]) {
-      texcoord = new(p->mem_ctx) ir_dereference_variable(p->texcoord_tex[unit]);
    } else {
       ir_variable *tc_array = p->shader->symbols->get_variable("gl_TexCoord");
       assert(tc_array);
@@ -1088,10 +1079,8 @@ create_new_program(struct gl_context *ctx, struct state_key *key)
    _mesa_glsl_initialize_types(state);
    _mesa_glsl_initialize_variables(p.instructions, state);
 
-   for (unit = 0; unit < ctx->Const.MaxTextureUnits; unit++) {
+   for (unit = 0; unit < ctx->Const.MaxTextureUnits; unit++)
       p.src_texture[unit] = NULL;
-      p.texcoord_tex[unit] = NULL;
-   }
 
    p.src_previous = NULL;