From: Aurelien Jarno <aurelien@aurel32.net>
To: qemu-devel@nongnu.org
Subject: [Qemu-devel] [6183] Add vpkpx instruction.
Date: Sun, 04 Jan 2009 22:12:19 +0000 [thread overview]
Message-ID: <E1LJbCl-0003Yr-CT@cvs.savannah.gnu.org> (raw)
Revision: 6183
http://svn.sv.gnu.org/viewvc/?view=rev&root=qemu&revision=6183
Author: aurel32
Date: 2009-01-04 22:12:19 +0000 (Sun, 04 Jan 2009)
Log Message:
-----------
Add vpkpx instruction.
Signed-off-by: Nathan Froyd <froydnj@codesourcery.com>
Signed-off-by: Aurelien Jarno <aurelien@aurel32.net>
Modified Paths:
--------------
trunk/target-ppc/helper.h
trunk/target-ppc/op_helper.c
trunk/target-ppc/translate.c
Modified: trunk/target-ppc/helper.h
===================================================================
--- trunk/target-ppc/helper.h 2009-01-04 22:12:09 UTC (rev 6182)
+++ trunk/target-ppc/helper.h 2009-01-04 22:12:19 UTC (rev 6183)
@@ -177,6 +177,7 @@
DEF_HELPER_3(vpkuwus, void, avr, avr, avr)
DEF_HELPER_3(vpkuhum, void, avr, avr, avr)
DEF_HELPER_3(vpkuwum, void, avr, avr, avr)
+DEF_HELPER_3(vpkpx, void, avr, avr, avr)
DEF_HELPER_1(efscfsi, i32, i32)
DEF_HELPER_1(efscfui, i32, i32)
Modified: trunk/target-ppc/op_helper.c
===================================================================
--- trunk/target-ppc/op_helper.c 2009-01-04 22:12:09 UTC (rev 6182)
+++ trunk/target-ppc/op_helper.c 2009-01-04 22:12:19 UTC (rev 6183)
@@ -2195,6 +2195,27 @@
#else
#define PKBIG 0
#endif
+void helper_vpkpx (ppc_avr_t *r, ppc_avr_t *a, ppc_avr_t *b)
+{
+ int i, j;
+ ppc_avr_t result;
+#if defined(WORDS_BIGENDIAN)
+ const ppc_avr_t *x[2] = { a, b };
+#else
+ const ppc_avr_t *x[2] = { b, a };
+#endif
+
+ VECTOR_FOR_INORDER_I (i, u64) {
+ VECTOR_FOR_INORDER_I (j, u32){
+ uint32_t e = x[i]->u32[j];
+ result.u16[4*i+j] = (((e >> 9) & 0xfc00) |
+ ((e >> 6) & 0x3e0) |
+ ((e >> 3) & 0x1f));
+ }
+ }
+ *r = result;
+}
+
#define VPK(suffix, from, to, cvt, dosat) \
void helper_vpk##suffix (ppc_avr_t *r, ppc_avr_t *a, ppc_avr_t *b) \
{ \
Modified: trunk/target-ppc/translate.c
===================================================================
--- trunk/target-ppc/translate.c 2009-01-04 22:12:09 UTC (rev 6182)
+++ trunk/target-ppc/translate.c 2009-01-04 22:12:19 UTC (rev 6183)
@@ -6281,6 +6281,7 @@
GEN_VXFORM(vpkswus, 7, 5);
GEN_VXFORM(vpkshss, 7, 6);
GEN_VXFORM(vpkswss, 7, 7);
+GEN_VXFORM(vpkpx, 7, 12);
#define GEN_VXFORM_NOA(name, opc2, opc3) \
GEN_HANDLER(name, 0x04, opc2, opc3, 0x001f0000, PPC_ALTIVEC) \
reply other threads:[~2009-01-04 22:12 UTC|newest]
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