3733          mach->CallStack[mach->CallStackTop].CondStackTop = mach->CondStackTop;  in exec_instruction()
3734          mach->CallStack[mach->CallStackTop].LoopStackTop = mach->LoopStackTop;  in exec_instruction()
3735          mach->CallStack[mach->CallStackTop].ContStackTop = mach->ContStackTop;  in exec_instruction()
3736          mach->CallStack[mach->CallStackTop].SwitchStackTop = mach->SwitchStackTop;  in exec_instruction()
3737          mach->CallStack[mach->CallStackTop].BreakStackTop = mach->BreakStackTop;  in exec_instruction()
3739          mach->CallStack[mach->CallStackTop].ReturnAddr = *pc;  in exec_instruction()
3741          mach->CallStackTop++;  in exec_instruction()
3770          if (mach->CallStackTop == 0) {  in exec_instruction()
3778          assert(mach->CallStackTop > 0);  in exec_instruction()
3779          mach->CallStackTop--;  in exec_instruction()
3781          mach->CondStackTop = mach->CallStack[mach->CallStackTop].CondStackTop;  in exec_instruction()
3784          mach->LoopStackTop = mach->CallStack[mach->CallStackTop].LoopStackTop;  in exec_instruction()
3787          mach->ContStackTop = mach->CallStack[mach->CallStackTop].ContStackTop;  in exec_instruction()
3790          mach->SwitchStackTop = mach->CallStack[mach->CallStackTop].SwitchStackTop;  in exec_instruction()
3793          mach->BreakStackTop = mach->CallStack[mach->CallStackTop].BreakStackTop;  in exec_instruction()
3799          *pc = mach->CallStack[mach->CallStackTop].ReturnAddr;  in exec_instruction()
4005       assert(mach->CallStackTop > 0);  in exec_instruction()
4006       mach->CallStackTop--;  in exec_instruction()
4008       mach->CondStackTop = mach->CallStack[mach->CallStackTop].CondStackTop;  in exec_instruction()
4011       mach->LoopStackTop = mach->CallStack[mach->CallStackTop].LoopStackTop;  in exec_instruction()
4014       mach->ContStackTop = mach->CallStack[mach->CallStackTop].ContStackTop;  in exec_instruction()
4017       mach->SwitchStackTop = mach->CallStack[mach->CallStackTop].SwitchStackTop;  in exec_instruction()
4020       mach->BreakStackTop = mach->CallStack[mach->CallStackTop].BreakStackTop;  in exec_instruction()
4026       *pc = mach->CallStack[mach->CallStackTop].ReturnAddr;  in exec_instruction()
4253    assert(mach->CallStackTop == 0);  in tgsi_exec_machine_run()
4350    assert(mach->CallStackTop == 0);  in tgsi_exec_machine_run()