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[Qemu-devel] [PATCH 34/40] Add vpkpx instruction.
From: |
Nathan Froyd |
Subject: |
[Qemu-devel] [PATCH 34/40] Add vpkpx instruction. |
Date: |
Tue, 30 Dec 2008 19:10:16 -0800 |
Signed-off-by: Nathan Froyd <address@hidden>
---
target-ppc/helper.h | 1 +
target-ppc/op_helper.c | 21 +++++++++++++++++++++
target-ppc/translate.c | 1 +
3 files changed, 23 insertions(+), 0 deletions(-)
diff --git a/target-ppc/helper.h b/target-ppc/helper.h
index a1ef4df..e2ad294 100644
--- a/target-ppc/helper.h
+++ b/target-ppc/helper.h
@@ -203,6 +203,7 @@ DEF_HELPER_3(vpkuhus, void, avr, avr, avr)
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)
diff --git a/target-ppc/op_helper.c b/target-ppc/op_helper.c
index c34e1ce..d64b05c 100644
--- a/target-ppc/op_helper.c
+++ b/target-ppc/op_helper.c
@@ -2275,6 +2275,27 @@ void helper_vperm (ppc_avr_t *r, ppc_avr_t *a, ppc_avr_t
*b, ppc_avr_t *c)
#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) \
{ \
diff --git a/target-ppc/translate.c b/target-ppc/translate.c
index cf69d91..bc1a1ff 100644
--- a/target-ppc/translate.c
+++ b/target-ppc/translate.c
@@ -6332,6 +6332,7 @@ GEN_VXFORM(vpkshus, 7, 4);
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) \
--
1.6.0.5
- [Qemu-devel] [PATCH 21/40] Add vsldoi instruction., (continued)
- [Qemu-devel] [PATCH 21/40] Add vsldoi instruction., Nathan Froyd, 2008/12/30
- [Qemu-devel] [PATCH 30/40] Add vmsum{u,m}bm instructions., Nathan Froyd, 2008/12/30
- [Qemu-devel] [PATCH 26/40] Add GEN_VXFORM_NOA macro for subsequent instructions., Nathan Froyd, 2008/12/31
- [Qemu-devel] [PATCH 06/40] Add v{min, max}{s, u}{b, h, w} instructions., Nathan Froyd, 2008/12/31
- [Qemu-devel] [PATCH 33/40] Add vpks{h, w}{s, u}s, vpku{h, w}us, and vpku{h, w}um instructions., Nathan Froyd, 2008/12/31
- [Qemu-devel] [PATCH 07/40] Add GEN_VXRFORM{, 1} macros for subsequent instructions., Nathan Froyd, 2008/12/31
- [Qemu-devel] [PATCH 08/40] Add vcmpequ{b, h, w} and vcmpgt{s, u}{b, h, w} instructions., Nathan Froyd, 2008/12/31
- [Qemu-devel] [PATCH 19/40] Add vrl{b,h,w} instructions., Nathan Froyd, 2008/12/31
- [Qemu-devel] [PATCH 32/40] Add saturating arithmetic conversion functions for subsequent instructions., Nathan Froyd, 2008/12/31
- [Qemu-devel] [PATCH 14/40] Add vs{l,r}o instructions., Nathan Froyd, 2008/12/31
- [Qemu-devel] [PATCH 34/40] Add vpkpx instruction.,
Nathan Froyd <=
- [Qemu-devel] [PATCH 17/40] Add m{f,t}vscr instructions., Nathan Froyd, 2008/12/31
- [Qemu-devel] [PATCH 35/40] Add vmh{,r}addshs instructions., Nathan Froyd, 2008/12/31
- [Qemu-devel] [PATCH 38/40] Add vmladduhm instruction., Nathan Froyd, 2008/12/31