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[Qemu-devel] [PATCH 39/42] target-ppc: add vmsumsh{m, s} instructions.
From: |
Nathan Froyd |
Subject: |
[Qemu-devel] [PATCH 39/42] target-ppc: add vmsumsh{m, s} instructions. |
Date: |
Sun, 14 Dec 2008 18:15:12 -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 ceb7351..b4b9521 100644
--- a/target-ppc/helper.h
+++ b/target-ppc/helper.h
@@ -208,6 +208,8 @@ 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_4(vmsumshm, void, avr, avr, avr, avr)
+DEF_HELPER_4(vmsumshs, 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 f8d8272..8086ca4 100644
--- a/target-ppc/op_helper.c
+++ b/target-ppc/op_helper.c
@@ -2299,6 +2299,40 @@ void helper_vmsummbm (ppc_avr_t *r, ppc_avr_t *a,
ppc_avr_t *b, ppc_avr_t *c)
}
}
+void helper_vmsumshm (ppc_avr_t *r, ppc_avr_t *a, ppc_avr_t *b, ppc_avr_t *c)
+{
+ int32_t prod[8];
+ int i;
+
+ VECTOR_FOR_I(i, s16) {
+ prod[i] = a->s16[i] * b->s16[i];
+ }
+
+ VECTOR_FOR_INORDER_I(i, s32) {
+ r->s32[i] = c->s32[i] + prod[2*i] + prod[2*i+1];
+ }
+}
+
+void helper_vmsumshs (ppc_avr_t *r, ppc_avr_t *a, ppc_avr_t *b, ppc_avr_t *c)
+{
+ int32_t prod[8];
+ int i;
+ int sat = 0;
+
+ VECTOR_FOR_I (i, s16) {
+ prod[i] = (int32_t)a->s16[i] * b->s16[i];
+ }
+
+ VECTOR_FOR_INORDER_I (i, s32) {
+ int64_t t = (int64_t)c->s32[i] + prod[2*i] + prod[2*i+1];
+ r->u32[i] = cvtsdsw(t, &sat);
+ }
+
+ if (sat) {
+ env->vscr |= (1 << VSCR_SAT);
+ }
+}
+
void helper_vmsumubm (ppc_avr_t *r, ppc_avr_t *a, ppc_avr_t *b, ppc_avr_t *c)
{
uint16_t prod[16];
diff --git a/target-ppc/translate.c b/target-ppc/translate.c
index 28edda6..9a69861 100644
--- a/target-ppc/translate.c
+++ b/target-ppc/translate.c
@@ -6454,6 +6454,7 @@ GEN_HANDLER(vsldoi, 0x04, 0x16, 0xFF, 0x00000400,
PPC_ALTIVEC)
GEN_VAFORM_PAIRED(vmhaddshs, vmhraddshs, 32)
GEN_VAFORM_PAIRED(vmsumubm, vmsummbm, 36)
GEN_VAFORM_PAIRED(vmsumuhm, vmsumuhs, 38)
+GEN_VAFORM_PAIRED(vmsumshm, vmsumshs, 40)
GEN_VAFORM_PAIRED(vsel, vperm, 42)
/*** SPE extension ***/
--
1.6.0.5
- [Qemu-devel] [PATCH 10/42] target-ppc: add vcmpequ{b, h, w} and vcmpgt{s, u}{b, h, w} instructions., (continued)
- [Qemu-devel] [PATCH 10/42] target-ppc: add vcmpequ{b, h, w} and vcmpgt{s, u}{b, h, w} instructions., Nathan Froyd, 2008/12/14
- [Qemu-devel] [PATCH 12/42] target-ppc: add vmrg{l, h}{b, h, w} instructions., Nathan Froyd, 2008/12/14
- [Qemu-devel] [PATCH 14/42] target-ppc: add vsr{, a}{b, h, w} instructions., Nathan Froyd, 2008/12/14
- [Qemu-devel] [PATCH 17/42] target-ppc: add v{add, sub}cuw instructions., Nathan Froyd, 2008/12/14
- [Qemu-devel] [PATCH 18/42] target-ppc: add lvs{l,r} instructions., Nathan Froyd, 2008/12/14
- [Qemu-devel] [PATCH 19/42] target-ppc: add m{f, t}vscr instructions., Nathan Froyd, 2008/12/14
- [Qemu-devel] [PATCH 23/42] target-ppc: add vsldoi instruction., Nathan Froyd, 2008/12/14
- [Qemu-devel] [PATCH 28/42] target-ppc: add GEN_VXFORM_NOA macro for subsequent instructions., Nathan Froyd, 2008/12/14
- [Qemu-devel] [PATCH 31/42] target-ppc: add GEN_VAFORM_PAIRED macro for subsequent instructions., Nathan Froyd, 2008/12/14
- [Qemu-devel] [PATCH 35/42] target-ppc: add vpks{h, w}{s, u}s, vpku{h, w}us, and vpku{h, w}um instructions., Nathan Froyd, 2008/12/14
- [Qemu-devel] [PATCH 39/42] target-ppc: add vmsumsh{m, s} instructions.,
Nathan Froyd <=
- [Qemu-devel] [PATCH 42/42] target-ppc: add vsumsws, vsum2sws, and vsum4{sbs, shs, ubs} instructions., Nathan Froyd, 2008/12/14
- [Qemu-devel] [PATCH 02/42] target-ppc: add helper macros for later patches., Nathan Froyd, 2008/12/14
- [Qemu-devel] [PATCH 08/42] target-ppc: add v{min, max}{s, u}{b, h, w} instructions., Nathan Froyd, 2008/12/14
- [Qemu-devel] [PATCH 13/42] target-ppc: add vmul{e, o}{s, u}{b, h} instructions., Nathan Froyd, 2008/12/14
- [Qemu-devel] [PATCH 21/42] target-ppc: add vrl{b, h, w} instructions., Nathan Froyd, 2008/12/14
- [Qemu-devel] [PATCH 26/42] target-ppc: add GEN_VXFORM_UIMM macro for subsequent instructions., Nathan Froyd, 2008/12/14
- [Qemu-devel] [PATCH 30/42] target-ppc: add vupk{h, l}s{b, h} instructions., Nathan Froyd, 2008/12/14
- [Qemu-devel] [PATCH 34/42] target-ppc: add saturating arithmetic conversion functions for subsequent instructions., Nathan Froyd, 2008/12/14
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