view tests/mini/callingconv1.d @ 894:77a3d6945f81

Don't use /proc/self/map for finding the static data segment on x86-64 for now. Probably breaks shared libraries. Parsing the file needs to be rewritten!
author Christian Kamm <kamm incasoftware de>
date Mon, 19 Jan 2009 19:34:51 +0100
parents 4ac97ec7c18e
children 12b423e17860
line wrap: on
line source

module mini.callingconv1;

extern(C) int printf(char*, ...);

float foo(float a, float b)
{
    return a + b;
}

void main()
{
    float a = 1.5;
    float b = 2.5;
    float c;

    version(LLVM_InlineAsm_X86)
    {
	asm
    	{
		mov EAX, [a];
        	push EAX;
        	mov EAX, [b];
        	push EAX;
        	call foo;
        	fstp c;
    	}
    }
    else version(LLVM_InlineAsm_X86_64)
    {
    	asm
    	{
		movss XMM0, [a];
		movss XMM1, [b];
        	call foo;
		movss [c], XMM0;
    	}
    }
    printf("%f\n", c);

    assert(c == 4.0);
    
    printf("passed %f\n", c);
}