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authorBrian Paul <[email protected]>2009-12-22 12:57:31 -0700
committerBrian Paul <[email protected]>2009-12-22 14:26:06 -0700
commite8ea2d26cd9e90d45cdfb94c3a6b06e27d6c0083 (patch)
tree5475dc35ca6a38f96703ded2dac0c2766d67d9b7 /src/mesa/shader
parentd186079520234a776c3fa88c81da935d65981fec (diff)
mesa: added some assertions in BNGLOOP/ENDLOOP cases
Diffstat (limited to 'src/mesa/shader')
-rw-r--r--src/mesa/shader/prog_execute.c4
1 files changed, 4 insertions, 0 deletions
diff --git a/src/mesa/shader/prog_execute.c b/src/mesa/shader/prog_execute.c
index 038ce0b4f00..025665a06e5 100644
--- a/src/mesa/shader/prog_execute.c
+++ b/src/mesa/shader/prog_execute.c
@@ -684,9 +684,13 @@ _mesa_execute_program(GLcontext * ctx,
break;
case OPCODE_BGNLOOP:
/* no-op */
+ ASSERT(program->Instructions[inst->BranchTarget].Opcode
+ == OPCODE_ENDLOOP);
break;
case OPCODE_ENDLOOP:
/* subtract 1 here since pc is incremented by for(pc) loop */
+ ASSERT(program->Instructions[inst->BranchTarget].Opcode
+ == OPCODE_BGNLOOP);
pc = inst->BranchTarget - 1; /* go to matching BNGLOOP */
break;
case OPCODE_BGNSUB: /* begin subroutine */