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[Qemu-devel] [PATCH 36/40] Add vmsumuh{m,s} instructions.
From: |
Nathan Froyd |
Subject: |
[Qemu-devel] [PATCH 36/40] Add vmsumuh{m,s} instructions. |
Date: |
Tue, 30 Dec 2008 19:10:18 -0800 |
Signed-off-by: Nathan Froyd <address@hidden>
---
target-ppc/helper.h | 2 ++
target-ppc/op_helper.c | 34 ++++++++++++++++++++++++++++++++++
target-ppc/translate.c | 1 +
3 files changed, 37 insertions(+), 0 deletions(-)
diff --git a/target-ppc/helper.h b/target-ppc/helper.h
index 8ea8ddd..ceb7351 100644
--- a/target-ppc/helper.h
+++ b/target-ppc/helper.h
@@ -206,6 +206,8 @@ DEF_HELPER_3(vpkuwum, void, avr, avr, avr)
DEF_HELPER_3(vpkpx, void, avr, avr, avr)
DEF_HELPER_4(vmhaddshs, void, avr, avr, avr, avr)
DEF_HELPER_4(vmhraddshs, void, avr, avr, avr, avr)
+DEF_HELPER_4(vmsumuhm, void, avr, avr, avr, avr)
+DEF_HELPER_4(vmsumuhs, void, avr, 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 8c354c3..7c72a52 100644
--- a/target-ppc/op_helper.c
+++ b/target-ppc/op_helper.c
@@ -2260,6 +2260,40 @@ void helper_vmsumubm (ppc_avr_t *r, ppc_avr_t *a,
ppc_avr_t *b, ppc_avr_t *c)
}
}
+void helper_vmsumuhm (ppc_avr_t *r, ppc_avr_t *a, ppc_avr_t *b, ppc_avr_t *c)
+{
+ uint32_t prod[8];
+ int i;
+
+ for (i = 0; i < ARRAY_SIZE(r->u16); i++) {
+ prod[i] = a->u16[i] * b->u16[i];
+ }
+
+ VECTOR_FOR_INORDER_I(i, u32) {
+ r->u32[i] = c->u32[i] + prod[2*i] + prod[2*i+1];
+ }
+}
+
+void helper_vmsumuhs (ppc_avr_t *r, ppc_avr_t *a, ppc_avr_t *b, ppc_avr_t *c)
+{
+ uint32_t prod[8];
+ int i;
+ int sat = 0;
+
+ for (i = 0; i < ARRAY_SIZE(r->u16); i++) {
+ prod[i] = a->u16[i] * b->u16[i];
+ }
+
+ VECTOR_FOR_INORDER_I (i, s32) {
+ uint64_t t = (uint64_t)c->u32[i] + prod[2*i] + prod[2*i+1];
+ r->u32[i] = cvtuduw(t, &sat);
+ }
+
+ if (sat) {
+ env->vscr |= (1 << VSCR_SAT);
+ }
+}
+
#define VMUL_DO(name, mul_element, prod_element, evenp) \
void helper_v##name (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 ce25033..9e0b58e 100644
--- a/target-ppc/translate.c
+++ b/target-ppc/translate.c
@@ -6480,6 +6480,7 @@ GEN_HANDLER(vsldoi, 0x04, 0x16, 0xFF, 0x00000400,
PPC_ALTIVEC)
GEN_VAFORM_PAIRED(vmhaddshs, vmhraddshs, 16)
GEN_VAFORM_PAIRED(vmsumubm, vmsummbm, 18)
+GEN_VAFORM_PAIRED(vmsumuhm, vmsumuhs, 19)
GEN_VAFORM_PAIRED(vsel, vperm, 21)
/*** SPE extension ***/
--
1.6.0.5
- [Qemu-devel] [PATCH 02/40] Add helper macros for later patches., (continued)
- [Qemu-devel] [PATCH 02/40] Add helper macros for later patches., Nathan Froyd, 2008/12/30
- [Qemu-devel] [PATCH 11/40] Add vmul{e,o}{s,u}{b,h} instructions., Nathan Froyd, 2008/12/30
- [Qemu-devel] [PATCH 16/40] Add lvs{l,r} instructions., Nathan Froyd, 2008/12/30
- [Qemu-devel] [PATCH 22/40] Add GEN_VXFORM_SIMM macro for subsequent instructions., Nathan Froyd, 2008/12/30
- [Qemu-devel] [PATCH 39/40] Add {l,st}ve{b,h,w}x instructions., Nathan Froyd, 2008/12/30
- [Qemu-devel] [PATCH 01/40] Fix TCG error in gen_avr_ptr., Nathan Froyd, 2008/12/30
- [Qemu-devel] [PATCH 18/40] Add v{add, sub}{s, u}{b, h, w}s instructions., Nathan Froyd, 2008/12/30
- [Qemu-devel] [PATCH 27/40] Add vupk{h,l}px instructions., Nathan Froyd, 2008/12/30
- [Qemu-devel] [PATCH 28/40] Add vupk{h,l}s{b,h} instructions., Nathan Froyd, 2008/12/30
- [Qemu-devel] [PATCH 40/40] Add vsumsws, vsum2sws, and vsum4{sbs, shs, ubs} instructions., Nathan Froyd, 2008/12/30
- [Qemu-devel] [PATCH 36/40] Add vmsumuh{m,s} instructions.,
Nathan Froyd <=
- [Qemu-devel] [PATCH 03/40] Add GEN_VXFORM macro for subsequent instructions., Nathan Froyd, 2008/12/30
- [Qemu-devel] [PATCH 23/40] Add vspltis{b,h,w} instructions., Nathan Froyd, 2008/12/30
- [Qemu-devel] [PATCH 13/40] Add vsl{b,h,w} instructions., Nathan Froyd, 2008/12/30
- [Qemu-devel] [PATCH 05/40] Add vavg{s,u}{b,h,w} instructions., Nathan Froyd, 2008/12/30
- [Qemu-devel] [PATCH 24/40] Add GEN_VXFORM_UIMM macro for subsequent instructions., Nathan Froyd, 2008/12/30
- [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