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* fix for dword div dword power of two

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git-svn-id: trunk@2890 -
This commit is contained in:
florian 2006-03-12 18:22:11 +00:00
parent d997985fef
commit 558c894e73
1 changed files with 12 additions and 7 deletions
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5
compiler/sparc/ncpumat.pas
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@ -99,6 +99,8 @@ implementation
if (nodetype = divn) and
(right.nodetype = ordconstn) and
ispowerof2(tordconstnode(right).value,power) then
begin
if is_signed(left.resulttype.def) Then
begin
tmpreg:=cg.GetIntRegister(exprasmlist,OS_INT);
cg.a_op_const_reg_reg(exprasmlist,OP_SAR,OS_INT,31,numerator,tmpreg);
@ -108,6 +110,9 @@ implementation
cg.a_op_reg_reg(exprasmlist,OP_ADD,OS_INT,tmpreg,numerator);
cg.a_op_const_reg_reg(exprasmlist,OP_SAR,OS_INT,aword(power),numerator,resultreg);
end
else
cg.a_op_const_reg_reg(exprasmlist,OP_SHR,OS_INT,aword(power),numerator,resultreg);
end
else
begin
{ load divider in a register if necessary }