view run/a/asm_clflush_01.d @ 1630:d0efa3ae5522 default tip

run/mini/naked_asm5: New x86_64 ABI passes the arguments in reverse order.
author David Nadlinger <code@klickverbot.at>
date Sat, 23 Apr 2011 22:57:32 +0200
parents 2a1a6610f7ad
children
line wrap: on
line source

// $HeadURL$
// $Date$
// $Author$

module dstress.run.a.asm_clflush_01;

// __DSTRESS_TORTURE_BLOCK__ -fPIC

version(D_InlineAsm_X86){
	version = runTest;
}else version(D_InlineAsm_X86_64){
	version = runTest;
}

version(runTest){
	int main(){
		uint a;
		ubyte b = 1;

		asm{
			mov EAX, 1;
			cpuid;
			mov EAX, EDX;
			mov EBX, 0x2000;
			and EAX, EBX;
			cmp EAX, EBX;
			jne not_supported;
			clflush b;
			inc EAX;
		not_supported:
			mov a, 1;
		}

		if((a != 0x20001) && (a != 1)){
			assert(0);
		}

		return 0;
	}
}else{
	pragma(msg, "DSTRESS{XFAIL}: no inline ASM support");
	static assert(0);
}