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"not" doesn't affect flags, "xor $-1" does.

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Michael Brown 2007-07-15 01:25:13 +01:00
parent 7e3a8f5e10
commit 3feac9465e
1 changed files with 1 additions and 1 deletions
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src/arch/i386/prefix/unnrv2b.S
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@ -128,7 +128,7 @@ loop1_n2b:
shl $8, %xAX
movb (%xSI), %al /* m_off = (m_off - 3)*256 + src[ilen++] */
inc %xSI
not %xAX
xor $-1, %xAX
jz decompr_end_n2b /* if (m_off == 0xffffffff) goto decomp_end_n2b */
mov %xAX, %xBP /* last_m_off = m_off ?*/
decompr_ebpeax_n2b: