diff options
| -rw-r--r-- | src/mesa/shader/slang/slang_emit.c | 17 |
1 files changed, 15 insertions, 2 deletions
diff --git a/src/mesa/shader/slang/slang_emit.c b/src/mesa/shader/slang/slang_emit.c index eeaeab1626..dd71933765 100644 --- a/src/mesa/shader/slang/slang_emit.c +++ b/src/mesa/shader/slang/slang_emit.c @@ -508,8 +508,13 @@ emit_arith(slang_emit_info *emitInfo, slang_ir_node *n) /* normal case */ /* gen code for children */ - for (i = 0; i < info->NumParams; i++) + for (i = 0; i < info->NumParams; i++) { emit(emitInfo, n->Children[i]); + if (!n->Children[i] || !n->Children[i]->Store) { + /* error recovery */ + return NULL; + } + } /* gen this instruction and src registers */ inst = new_instruction(emitInfo, info->InstOpcode); @@ -997,6 +1002,11 @@ emit_cond(slang_emit_info *emitInfo, slang_ir_node *n) /* emit code for the expression */ inst = emit(emitInfo, n->Children[0]); + if (!n->Children[0]->Store) { + /* error recovery */ + return NULL; + } + assert(n->Children[0]->Store); /*assert(n->Children[0]->Store->Size == 1);*/ @@ -1074,7 +1084,10 @@ emit_if(slang_emit_info *emitInfo, slang_ir_node *n) inst = emit(emitInfo, n->Children[0]); /* the condition */ if (emitInfo->EmitCondCodes) { - assert(inst); + if (!inst) { + /* error recovery */ + return NULL; + } condWritemask = inst->DstReg.WriteMask; } |