view tests/mini/asm2.d @ 978:6a32d2e18175

Fix a latent bug in the asm code. I think that technically, using "*m0" instead of "*0" allows LLVM to pick between using the same memory as output 0 and using a new memory location. (So far I haven't been able to construct a testcase that actually breaks because of this, though)
author Frits van Bommel <fvbommel wxs.nl>
date Wed, 18 Feb 2009 03:38:12 +0100
parents 4ac97ec7c18e
children 12b423e17860
line wrap: on
line source

module tangotests.asm2;

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

int main()
{
    int i = 40;
    int j = 2;
    version(LLVM_InlineAsm_X86)
    {
	asm
    	{	
        	mov EAX, i;
        	mov EBX, j;
        	add EAX, EBX;
        	mov i, EAX;
    	}
    }
    else version(LLVM_InlineAsm_X86_64)
    {
	asm
	{
		mov EAX, i;
		mov EBX, j;
		add EAX, EBX;
		mov i, EAX;
    	}
    }
    printf("42 = %d\n", i);
    assert(i == 42);
    return 0;
}