Mercurial > projects > ldc
view tests/mini/naked_asm2.d @ 1215:08f87d8cd101
Fix some unittests for 64-bit asm. They were operating on int variables as if
they were longs.
This was causing asm1_1 to fail when compiled with -O3 because it was
overwriting the spilled value of callee-saved register %rbx, which the runtime
was using as a pointer value at the time.
author | Frits van Bommel <fvbommel wxs.nl> |
---|---|
date | Mon, 13 Apr 2009 17:42:36 +0200 |
parents | 855889b7b268 |
children |
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int foo() { static size_t fourty2 = 42; version(X86) asm { naked; mov EAX, fourty2; ret; } else version (X86_64) { asm { naked; movq RAX,fourty2; ret; } } else static assert(0, "todo"); } void main() { int i = foo(); printf("i == %d\n", i); assert(i == 42); } extern(C) int printf(char*, ...);