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[Qemu-devel] [PATCH 15/40] Add v{add,sub}cuw instructions.
From: |
Nathan Froyd |
Subject: |
[Qemu-devel] [PATCH 15/40] Add v{add,sub}cuw instructions. |
Date: |
Tue, 30 Dec 2008 19:09:57 -0800 |
Signed-off-by: Nathan Froyd <address@hidden>
---
target-ppc/helper.h | 2 ++
target-ppc/op_helper.c | 16 ++++++++++++++++
target-ppc/translate.c | 2 ++
3 files changed, 20 insertions(+), 0 deletions(-)
diff --git a/target-ppc/helper.h b/target-ppc/helper.h
index 8f6f059..a784fae 100644
--- a/target-ppc/helper.h
+++ b/target-ppc/helper.h
@@ -157,6 +157,8 @@ DEF_HELPER_3(vslh, void, avr, avr, avr)
DEF_HELPER_3(vslw, void, avr, avr, avr)
DEF_HELPER_3(vslo, void, avr, avr, avr)
DEF_HELPER_3(vsro, void, avr, avr, avr)
+DEF_HELPER_3(vaddcuw, void, avr, avr, avr)
+DEF_HELPER_3(vsubcuw, 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 5451403..b671247 100644
--- a/target-ppc/op_helper.c
+++ b/target-ppc/op_helper.c
@@ -1972,6 +1972,14 @@ target_ulong helper_dlmzb (target_ulong high,
target_ulong low, uint32_t update_
for (index = ARRAY_SIZE(r->element)-1; index >= 0; index--)
#endif
+void helper_vaddcuw (ppc_avr_t *r, ppc_avr_t *a, ppc_avr_t *b)
+{
+ int i;
+ for (i = 0; i < ARRAY_SIZE(r->u32); i++) {
+ r->u32[i] = ~a->u32[i] < b->u32[i];
+ }
+}
+
#define VARITH_DO(name, op, element) \
void helper_v##name (ppc_avr_t *r, ppc_avr_t *a, ppc_avr_t *b) \
{ \
@@ -2182,6 +2190,14 @@ void helper_vsro (ppc_avr_t *r, ppc_avr_t *a, ppc_avr_t
*b)
#endif
}
+void helper_vsubcuw (ppc_avr_t *r, ppc_avr_t *a, ppc_avr_t *b)
+{
+ int i;
+ for (i = 0; i < ARRAY_SIZE(r->u32); i++) {
+ r->u32[i] = a->u32[i] >= b->u32[i];
+ }
+}
+
#undef VECTOR_FOR_INORDER_I
#undef HI_IDX
#undef LO_IDX
diff --git a/target-ppc/translate.c b/target-ppc/translate.c
index 2c4b29a..8dbe14a 100644
--- a/target-ppc/translate.c
+++ b/target-ppc/translate.c
@@ -6230,6 +6230,8 @@ GEN_VXFORM(vsrah, 2, 13);
GEN_VXFORM(vsraw, 2, 14);
GEN_VXFORM(vslo, 6, 16);
GEN_VXFORM(vsro, 6, 17);
+GEN_VXFORM(vaddcuw, 0, 6);
+GEN_VXFORM(vsubcuw, 0, 22);
#define GEN_VXRFORM1(opname, name, str, opc2, opc3) \
GEN_HANDLER2(name, str, 0x4, opc2, opc3, 0x00000000, PPC_ALTIVEC) \
--
1.6.0.5
- [Qemu-devel] [PATCH] target-ppc: add integer Altivec instructions, take 2, Nathan Froyd, 2008/12/30
- [Qemu-devel] [PATCH 09/40] Add vscr access macros., Nathan Froyd, 2008/12/30
- [Qemu-devel] [PATCH 15/40] Add v{add,sub}cuw instructions.,
Nathan Froyd <=
- [Qemu-devel] [PATCH 20/40] Add vs{l,r} instructions., Nathan Froyd, 2008/12/30
- [Qemu-devel] [PATCH 25/40] Add vsplt{b,h,w} instructions., Nathan Froyd, 2008/12/30
- [Qemu-devel] [PATCH 37/40] Add vmsumsh{m,s} instructions., Nathan Froyd, 2008/12/30
- [Qemu-devel] [PATCH 31/40] Add vsel and vperm instructions., Nathan Froyd, 2008/12/30
- [Qemu-devel] [PATCH 04/40] Add v{add,sub}u{b,h,w}m instructions., Nathan Froyd, 2008/12/30
- [Qemu-devel] [PATCH 10/40] Add vmrg{l,h}{b,h,w} instructions., Nathan Froyd, 2008/12/30
- [Qemu-devel] [PATCH 12/40] Add vsr{,a}{b,h,w} instructions., Nathan Froyd, 2008/12/30
- [Qemu-devel] [PATCH 29/40] Add GEN_VAFORM_PAIRED macro for subsequent instructions., Nathan Froyd, 2008/12/30
- [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