mesa: add comments and change Index2D to just Index2

4 files changed, 16 insertions, 14 deletions

diff --git a/src/mesa/slang/slang_emit.c b/src/mesa/slang/slang_emit.c
index 15d75eb8fb..a9aa6fe1c3 100644
--- a/src/mesa/slang/slang_emit.c
+++ b/src/mesa/slang/slang_emit.c
@@ -379,8 +379,8 @@ storage_to_src_reg(struct prog_src_register *src, const slang_ir_storage *st)
    assert(GET_SWZ(swizzle, 3) <= SWIZZLE_W);
    src->Swizzle = swizzle;
 
-   src->HasIndex2D = st->Is2D;
-   src->Index2D = st->Index2D;
+   src->HasIndex2 = st->Is2D;
+   src->Index2 = st->Index2;
 
    src->RelAddr = relAddr;
 }
@@ -2324,7 +2324,7 @@ emit_var_ref(slang_emit_info *emitInfo, slang_ir_node *n)
        * index */
       if (emitInfo->prog->Target == MESA_GEOMETRY_PROGRAM &&
           n->Store->Is2D) {
-         emitInfo->prog->InputsRead |= (1 << n->Store->Index2D);
+         emitInfo->prog->InputsRead |= (1 << n->Store->Index2);
       } else
          emitInfo->prog->InputsRead |= (1 << n->Store->Index);
    }
diff --git a/src/mesa/slang/slang_ir.c b/src/mesa/slang/slang_ir.c
index 131093d2a7..078c9369a8 100644
--- a/src/mesa/slang/slang_ir.c
+++ b/src/mesa/slang/slang_ir.c
@@ -134,7 +134,7 @@ _slang_init_ir_storage(slang_ir_storage *st,
    st->Parent = NULL;
    st->IsIndirect = GL_FALSE;
    st->Is2D = GL_FALSE;
-   st->Index2D = 0;
+   st->Index2 = 0;
 }
 
 
@@ -154,7 +154,7 @@ _slang_new_ir_storage(gl_register_file file, GLint index, GLint size)
       st->Parent = NULL;
       st->IsIndirect = GL_FALSE;
       st->Is2D = GL_FALSE;
-      st->Index2D = 0;
+      st->Index2 = 0;
    }
    return st;
 }
@@ -177,7 +177,7 @@ _slang_new_ir_storage_swz(gl_register_file file, GLint index, GLint size,
       st->Parent = NULL;
       st->IsIndirect = GL_FALSE;
       st->Is2D = GL_FALSE;
-      st->Index2D = 0;
+      st->Index2 = 0;
    }
    return st;
 }
@@ -187,7 +187,7 @@ _slang_new_ir_storage_swz(gl_register_file file, GLint index, GLint size,
  */
 slang_ir_storage *
 _slang_new_ir_storage_2d(gl_register_file file,
-                         GLint index, GLint index2d,
+                         GLint index, GLint index2,
                          GLint size, GLuint swizzle)
 {
    slang_ir_storage *st;
@@ -200,7 +200,7 @@ _slang_new_ir_storage_2d(gl_register_file file,
       st->Parent = NULL;
       st->IsIndirect = GL_FALSE;
       st->Is2D = GL_TRUE;
-      st->Index2D = index2d;
+      st->Index2 = index2;
    }
    return st;
 }
@@ -224,7 +224,7 @@ _slang_new_ir_storage_relative(GLint index, GLint size,
       st->Parent = parent;
       st->IsIndirect = GL_FALSE;
       st->Is2D = GL_FALSE;
-      st->Index2D = 0;
+      st->Index2 = 0;
    }
    return st;
 }
@@ -250,7 +250,7 @@ _slang_new_ir_storage_indirect(gl_register_file file,
       st->IndirectIndex = indirectIndex;
       st->IndirectSwizzle = indirectSwizzle;
       st->Is2D = GL_FALSE;
-      st->Index2D = 0;
+      st->Index2 = 0;
    }
    return st;
 }
diff --git a/src/mesa/slang/slang_ir.h b/src/mesa/slang/slang_ir.h
index 543cf0acc7..b7a373746b 100644
--- a/src/mesa/slang/slang_ir.h
+++ b/src/mesa/slang/slang_ir.h
@@ -189,8 +189,10 @@ struct slang_ir_storage_
    GLuint IndirectSwizzle;
    GLuint TexTarget;  /**< If File==PROGRAM_SAMPLER, one of TEXTURE_x_INDEX */
 
+   /* Is the register two-dimensional and
+    * if so what's the second index */
    GLboolean Is2D;
-   GLint Index2D;
+   GLint Index2;
 
    /** If Parent is non-null, Index is relative to parent.
     * The other fields are ignored.
diff --git a/src/mesa/slang/slang_link.c b/src/mesa/slang/slang_link.c
index 8d5a9e96ad..955ee79ed8 100644
--- a/src/mesa/slang/slang_link.c
+++ b/src/mesa/slang/slang_link.c
@@ -762,10 +762,10 @@ _slang_update_inputs_outputs(struct gl_program *prog)
       for (j = 0; j < numSrc; j++) {
          if (inst->SrcReg[j].File == PROGRAM_INPUT) {
             if (prog->Target == MESA_GEOMETRY_PROGRAM &&
-                inst->SrcReg[j].HasIndex2D)
+                inst->SrcReg[j].HasIndex2)
                prog->InputsRead |= get_inputs_read_mask(prog->Target,
-                                                        inst->SrcReg[j].Index2D,
-                                                        inst->SrcReg[j].RelAddr2D);
+                                                        inst->SrcReg[j].Index2,
+                                                        inst->SrcReg[j].RelAddr2);
             else
                prog->InputsRead |= get_inputs_read_mask(prog->Target,
                                                         inst->SrcReg[j].Index,