From: Brian Paul <brianp@vmware.com>
Date: Fri, 11 Dec 2009 16:40:33 +0000 (-0700)
Subject: mesa: remove unnecessary loop in _mesa_remove_output_reads()
X-Git-Url: https://git.libre-soc.org/?a=commitdiff_plain;h=d8f8eca9efaf2f537cf9218e4dd1d742e19ffc76;p=mesa.git

mesa: remove unnecessary loop in _mesa_remove_output_reads()
---

diff --git a/src/mesa/shader/programopt.c b/src/mesa/shader/programopt.c
index f70c75cec8e..c5b821d94f0 100644
--- a/src/mesa/shader/programopt.c
+++ b/src/mesa/shader/programopt.c
@@ -528,15 +528,11 @@ _mesa_remove_output_reads(struct gl_program *prog, gl_register_file type)
    /* look for instructions which write to the varying vars identified above */
    for (i = 0; i < prog->NumInstructions; i++) {
       struct prog_instruction *inst = prog->Instructions + i;
-      const GLuint numSrc = _mesa_num_inst_src_regs(inst->Opcode);
-      GLuint j;
-      for (j = 0; j < numSrc; j++) {
-         if (inst->DstReg.File == type &&
-             outputMap[inst->DstReg.Index] >= 0) {
-            /* change inst to write to the temp reg, instead of the varying */
-            inst->DstReg.File = PROGRAM_TEMPORARY;
-            inst->DstReg.Index = outputMap[inst->DstReg.Index];
-         }
+      if (inst->DstReg.File == type &&
+          outputMap[inst->DstReg.Index] >= 0) {
+         /* change inst to write to the temp reg, instead of the varying */
+         inst->DstReg.File = PROGRAM_TEMPORARY;
+         inst->DstReg.Index = outputMap[inst->DstReg.Index];
       }
    }