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x86/x64: Always mark ref for shift count as non-weak.

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Mike Pall 2013-01-14 16:03:32 +01:00
parent fec750c892
commit 2e8e587638
1 changed files with 2 additions and 3 deletions
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3
src/lj_asm_x86.h
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@ -1999,11 +1999,10 @@ static void asm_bitshift(ASMState *as, IRIns *ir, x86Shift xs)
else if (right != RID_ECX)
ra_scratch(as, RID2RSET(RID_ECX));
emit_rr(as, XO_SHIFTcl, REX_64IR(ir, xs), dest);
if (right != RID_ECX) {
ra_noweak(as, right);
if (right != RID_ECX)
emit_rr(as, XO_MOV, RID_ECX, right);
}
}
ra_left(as, dest, ir->op1);
/*
** Note: avoid using the flags resulting from a shift or rotate!