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view tests/mini/naked_asm6.d @ 962:a415d305477f
Fix 32 bit truncation of 'asm { movq RAX, 0xAA_1234_5678; }'...ie. move constant larger than 32 bits
author | Kelly Wilson <wilsonk cpsc.ucalgary.ca> |
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date | Sun, 15 Feb 2009 16:30:15 -0700 |
parents | 97688ff7cf93 |
children | 855889b7b268 |
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extern(C) int printf(char*, ...); ulong retval() { version (X86) asm { naked; mov EAX, 0xff; mov EDX, 0xaa; ret; } else version (X86_64) asm { naked; mov EAX, 0xff; mov EDX, 0xaa; ret; } } ulong retval2() { return (cast(ulong)0xaa << 32) | 0xff; } void main() { ulong a,b; a = retval(); b = retval2(); printf("%llu\n%llu\n", retval(), retval2()); version (X86) { assert(a == 0x000000aa000000ff); assert(a == b); } else version (X86_64) { assert(a == 0xff); assert(b == 0x000000aa000000ff); } }