From 3e7d43cd480203f0f861345776454628df0d9a42 Mon Sep 17 00:00:00 2001
From: Brian <brian@yutani.localnet.net>
Date: Wed, 28 Mar 2007 14:23:33 -0600
Subject: [PATCH] Get rid of BRK0, BRK1, CONT0, CONT1 instructions.

---
 src/mesa/shader/prog_execute.c     | 26 --------------------------
 src/mesa/shader/prog_instruction.c |  4 ----
 src/mesa/shader/prog_instruction.h |  4 ----
 src/mesa/shader/prog_print.c       | 11 -----------
 src/mesa/tnl/t_vb_arbprogram.c     |  4 ----
 5 files changed, 49 deletions(-)

diff --git a/src/mesa/shader/prog_execute.c b/src/mesa/shader/prog_execute.c
index 7908976b60d..013d65ce869 100644
--- a/src/mesa/shader/prog_execute.c
+++ b/src/mesa/shader/prog_execute.c
@@ -727,32 +727,6 @@ _mesa_execute_program(GLcontext * ctx,
             pc = inst->BranchTarget - 1;
          }
          break;
-      case OPCODE_BRK0:   /* Break if zero */
-         /* fall-through */
-      case OPCODE_CONT0:  /* Continue if zero */
-         {
-            GLfloat a[4];
-            fetch_vector1(&inst->SrcReg[0], machine, a);
-            if (a[0] == 0.0) {
-               /* take branch */
-               /* Subtract 1 here since we'll do pc++ at end of for-loop */
-               pc = inst->BranchTarget - 1;
-            }
-         }
-         break;
-      case OPCODE_BRK1:   /* Break if non-zero */
-         /* fall-through */
-      case OPCODE_CONT1:  /* Continue if non-zero */
-         {
-            GLfloat a[4];
-            fetch_vector1(&inst->SrcReg[0], machine, a);
-            if (a[0] != 0.0) {
-               /* take branch */
-               /* Subtract 1 here since we'll do pc++ at end of for-loop */
-               pc = inst->BranchTarget - 1;
-            }
-         }
-         break;
       case OPCODE_CAL:         /* Call subroutine (conditional) */
          if (eval_condition(machine, inst)) {
             /* call the subroutine */
diff --git a/src/mesa/shader/prog_instruction.c b/src/mesa/shader/prog_instruction.c
index 272caf6c746..1e8e0812262 100644
--- a/src/mesa/shader/prog_instruction.c
+++ b/src/mesa/shader/prog_instruction.c
@@ -138,13 +138,9 @@ static const struct instruction_info InstInfo[MAX_OPCODE] = {
    { OPCODE_BGNSUB, "BGNSUB", 0 },
    { OPCODE_BRA,    "BRA",   0 },
    { OPCODE_BRK,    "BRK",   0 },
-   { OPCODE_BRK0,   "BRK0",  1 },
-   { OPCODE_BRK1,   "BRK1",  1 },
    { OPCODE_CAL,    "CAL",   0 },
    { OPCODE_CMP,    "CMP",   3 },
    { OPCODE_CONT,   "CONT",  0 },
-   { OPCODE_CONT0,  "CONT0", 1 },
-   { OPCODE_CONT1,  "CONT1", 1 },
    { OPCODE_COS,    "COS",   1 },
    { OPCODE_DDX,    "DDX",   1 },
    { OPCODE_DDY,    "DDY",   1 },
diff --git a/src/mesa/shader/prog_instruction.h b/src/mesa/shader/prog_instruction.h
index dc2d2dc29b4..c800757aa0f 100644
--- a/src/mesa/shader/prog_instruction.h
+++ b/src/mesa/shader/prog_instruction.h
@@ -153,13 +153,9 @@ typedef enum prog_opcode {
    OPCODE_BGNSUB,    /*                                     opt  */
    OPCODE_BRA,       /*                    2                 X   */
    OPCODE_BRK,       /*                    2                opt  */
-   OPCODE_BRK0,      /*                                     opt  */
-   OPCODE_BRK1,      /*                                     opt  */
    OPCODE_CAL,       /*                    2       2             */
    OPCODE_CMP,       /*            X                             */
    OPCODE_CONT,      /*                                     opt  */
-   OPCODE_CONT0,     /*                                     opt  */
-   OPCODE_CONT1,     /*                                     opt  */
    OPCODE_COS,       /*            X       2       X         X   */
    OPCODE_DDX,       /*                            X         X   */
    OPCODE_DDY,       /*                            X         X   */
diff --git a/src/mesa/shader/prog_print.c b/src/mesa/shader/prog_print.c
index a43bebb77aa..e92837f739e 100644
--- a/src/mesa/shader/prog_print.c
+++ b/src/mesa/shader/prog_print.c
@@ -606,17 +606,6 @@ _mesa_print_instruction_opt(const struct prog_instruction *inst, GLint indent,
       print_comment(inst);
       break;
 
-   case OPCODE_BRK0:
-   case OPCODE_BRK1:
-   case OPCODE_CONT0:
-   case OPCODE_CONT1:
-      _mesa_printf("%s ", _mesa_opcode_string(inst->Opcode));
-      print_src_reg(&inst->SrcReg[0], mode, prog);
-      _mesa_printf("; ");
-      _mesa_printf(" # (goto %d)", inst->BranchTarget);
-      print_comment(inst);
-      break;
-
    case OPCODE_BGNSUB:
       if (mode == PROG_PRINT_NV) {
          _mesa_printf("%s:\n", inst->Comment); /* comment is label */
diff --git a/src/mesa/tnl/t_vb_arbprogram.c b/src/mesa/tnl/t_vb_arbprogram.c
index f0e326f25c4..2edb1c5ac4c 100644
--- a/src/mesa/tnl/t_vb_arbprogram.c
+++ b/src/mesa/tnl/t_vb_arbprogram.c
@@ -741,13 +741,9 @@ static gpu_function opcode_func[MAX_OPCODE+3] =
    do_NOP,/*BGNSUB*/
    do_NOP,/*BRA*/
    do_NOP,/*BRK*/
-   do_NOP,/*BRK0*/
-   do_NOP,/*BRK1*/
    do_NOP,/*CAL*/
    do_NOP,/*CMP*/
    do_NOP,/*CONT*/
-   do_NOP,/*CONT0*/
-   do_NOP,/*CONT1*/
    do_NOP,/*COS*/
    do_NOP,/*DDX*/
    do_NOP,/*DDY*/
-- 
2.30.2