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Fuse EQ and NE handling in tcg_out_brcond2

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git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@4845 c046a42c-6fe2-441c-8c8c-71466251a162
This commit is contained in:
malc 2008-07-03 23:49:14 +00:00
parent 706b0a1587
commit e924c48573
1 changed files with 4 additions and 7 deletions
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11
tcg/ppc/tcg-target.c
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@ -987,14 +987,11 @@ static void tcg_out_brcond2 (TCGContext *s, const TCGArg *args,
switch (cond) {
case TCG_COND_EQ:
tcg_out_cmp (s, TCG_COND_EQ, args[0], args[2], const_args[2], 6);
tcg_out_cmp (s, TCG_COND_EQ, args[1], args[3], const_args[3], 7);
tcg_out32 (s, CRAND | BT (7, CR_EQ) | BA (6, CR_EQ) | BB (7, CR_EQ));
break;
case TCG_COND_NE:
tcg_out_cmp (s, TCG_COND_NE, args[0], args[2], const_args[2], 6);
tcg_out_cmp (s, TCG_COND_NE, args[1], args[3], const_args[3], 7);
tcg_out32 (s, CRNAND | BT (7, CR_EQ) | BA (6, CR_EQ) | BB (7, CR_EQ));
op = (cond == TCG_COND_EQ) ? CRAND : CRNAND;
tcg_out_cmp (s, cond, args[0], args[2], const_args[2], 6);
tcg_out_cmp (s, cond, args[1], args[3], const_args[3], 7);
tcg_out32 (s, op | BT (7, CR_EQ) | BA (6, CR_EQ) | BB (7, CR_EQ));
break;
case TCG_COND_LT:
case TCG_COND_LE: