* [Qemu-devel] [4845] Fuse EQ and NE handling in tcg_out_brcond2
@ 2008-07-03 23:49 malc
0 siblings, 0 replies; only message in thread
From: malc @ 2008-07-03 23:49 UTC (permalink / raw)
To: qemu-devel
Revision: 4845
http://svn.sv.gnu.org/viewvc/?view=rev&root=qemu&revision=4845
Author: malc
Date: 2008-07-03 23:49:14 +0000 (Thu, 03 Jul 2008)
Log Message:
-----------
Fuse EQ and NE handling in tcg_out_brcond2
Modified Paths:
--------------
trunk/tcg/ppc/tcg-target.c
Modified: trunk/tcg/ppc/tcg-target.c
===================================================================
--- trunk/tcg/ppc/tcg-target.c 2008-07-03 21:36:35 UTC (rev 4844)
+++ trunk/tcg/ppc/tcg-target.c 2008-07-03 23:49:14 UTC (rev 4845)
@@ -987,14 +987,11 @@
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:
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2008-07-03 23:49 [Qemu-devel] [4845] Fuse EQ and NE handling in tcg_out_brcond2 malc
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