X-Git-Url: https://git.libre-soc.org/?a=blobdiff_plain;f=src%2Fmesa%2Fdrivers%2Fdri%2Fi965%2Fbrw_program.c;h=3e52be5d4b74cb9cbeba12fac06fe5609dafe681;hb=0534e958c9d7fc854b64ad38964863e895e5a317;hp=c6d11fed064e2156b9db6ccb913a89c8ca67408e;hpb=859fd56245c1d725cacab17a34793d41ea14e867;p=mesa.git

diff --git a/src/mesa/drivers/dri/i965/brw_program.c b/src/mesa/drivers/dri/i965/brw_program.c
index c6d11fed064..3e52be5d4b7 100644
--- a/src/mesa/drivers/dri/i965/brw_program.c
+++ b/src/mesa/drivers/dri/i965/brw_program.c
@@ -132,6 +132,7 @@ static GLboolean brwProgramStringNotify( GLcontext *ctx,
       struct brw_fragment_program *newFP = brw_fragment_program(fprog);
       const struct brw_fragment_program *curFP =
          brw_fragment_program_const(brw->fragment_program);
+      struct gl_shader_program *shader_program;
 
       if (fprog->FogOption) {
          _mesa_append_fog_code(ctx, fprog);
@@ -142,6 +143,21 @@ static GLboolean brwProgramStringNotify( GLcontext *ctx,
 	 brw->state.dirty.brw |= BRW_NEW_FRAGMENT_PROGRAM;
       newFP->id = brw->program_id++;      
       newFP->isGLSL = brw_wm_is_glsl(fprog);
+
+      /* Don't reject fragment shaders for their Mesa IR state when we're
+       * using the new FS backend.
+       */
+      shader_program = _mesa_lookup_shader_program(ctx, prog->Id);
+      if (shader_program) {
+	 for (i = 0; i < shader_program->_NumLinkedShaders; i++) {
+	    struct brw_shader *shader;
+
+	    shader = (struct brw_shader *)shader_program->_LinkedShaders[i];
+	    if (shader->base.Type == GL_FRAGMENT_SHADER && shader->ir) {
+	       return GL_TRUE;
+	    }
+	 }
+      }
    }
    else if (target == GL_VERTEX_PROGRAM_ARB) {
       struct gl_vertex_program *vprog = (struct gl_vertex_program *) prog;
@@ -168,6 +184,9 @@ static GLboolean brwProgramStringNotify( GLcontext *ctx,
     * See piglit glsl-{vs,fs}-functions-[23] tests.
     */
    for (i = 0; i < prog->NumInstructions; i++) {
+      struct prog_instruction *inst = prog->Instructions + i;
+      int r;
+
       if (prog->Instructions[i].Opcode == OPCODE_CAL) {
 	 shader_error(ctx, prog,
 		      "i965 driver doesn't yet support uninlined function "
@@ -175,16 +194,28 @@ static GLboolean brwProgramStringNotify( GLcontext *ctx,
 		      "the end of the function to work around it.\n");
 	 return GL_FALSE;
       }
-      if (prog->Instructions[i].DstReg.RelAddr &&
-	  prog->Instructions[i].DstReg.File == PROGRAM_INPUT) {
+
+      if (prog->Instructions[i].Opcode == OPCODE_RET) {
 	 shader_error(ctx, prog,
-		      "Variable indexing of shader inputs unsupported\n");
+		      "i965 driver doesn't yet support \"return\" "
+		      "from main().\n");
 	 return GL_FALSE;
       }
-      if (prog->Instructions[i].DstReg.RelAddr &&
+
+      for (r = 0; r < _mesa_num_inst_src_regs(inst->Opcode); r++) {
+	 if (prog->Instructions[i].SrcReg[r].RelAddr &&
+	     prog->Instructions[i].SrcReg[r].File == PROGRAM_INPUT) {
+	    shader_error(ctx, prog,
+			 "Variable indexing of shader inputs unsupported\n");
+	    return GL_FALSE;
+	 }
+      }
+
+      if (target == GL_FRAGMENT_PROGRAM_ARB &&
+	  prog->Instructions[i].DstReg.RelAddr &&
 	  prog->Instructions[i].DstReg.File == PROGRAM_OUTPUT) {
 	 shader_error(ctx, prog,
-		      "Variable indexing of shader outputs unsupported\n");
+		      "Variable indexing of FS outputs unsupported\n");
 	 return GL_FALSE;
       }
       if (target == GL_FRAGMENT_PROGRAM_ARB) {
@@ -216,5 +247,10 @@ void brwInitFragProgFuncs( struct dd_function_table *functions )
    functions->DeleteProgram = brwDeleteProgram;
    functions->IsProgramNative = brwIsProgramNative;
    functions->ProgramStringNotify = brwProgramStringNotify;
+
+   functions->NewShader = brw_new_shader;
+   functions->NewShaderProgram = brw_new_shader_program;
+   functions->CompileShader = brw_compile_shader;
+   functions->LinkShader = brw_link_shader;
 }