Mercurial > projects > dstress
diff run/a/asm_pfsubr_01_A.d @ 1288:61d7e32e70a8
partial inline asm review
author | thomask |
---|---|
date | Wed, 27 Dec 2006 11:59:19 +0000 |
parents | 7360e428ad73 |
children | 7a397590d6e0 |
line wrap: on
line diff
--- a/run/a/asm_pfsubr_01_A.d Wed Dec 27 11:59:05 2006 +0000 +++ b/run/a/asm_pfsubr_01_A.d Wed Dec 27 11:59:19 2006 +0000 @@ -16,29 +16,47 @@ int main(){ have3DNow!()(); - float[] a = new float[2]; + float* a = (new float[2]).ptr; a[0] = 6.0f; a[1] = 2.0f; - float[] b = new float[2]; + float* b = (new float[2]).ptr; b[0] = 2.0f; b[1] = 1.0f; - float[] c = new float[2]; + float* c = (new float[2]).ptr; - asm{ - movq MM0, a; - movq MM1, b; - pfsubr MM0, MM1; - movq c, MM0; - emms; + static if(size_t.sizeof == 4){ + asm{ + mov EAX, a; + movq MM0, [EAX]; + mov EAX, b; + movq MM1, [EAX]; + pfsubr MM0, MM1; + mov EAX, c; + movq [EAX], MM0; + emms; + } + }else static if(size_t.sizeof == 8){ + asm{ + mov RAX, a; + movq MM0, [RAX]; + mov RAX, b; + movq MM1, [RAX]; + pfsubr MM0, MM1; + mov RAX, c; + movq [RAX], MM0; + emms; + } + }else{ + static assert(0, "unhandled pointer size"); } if(c[0] != -4.0f){ assert(0); } - if(c[1] != -3.0f){ + if(c[1] != -1.0f){ assert(0); }