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[Qemu-devel] [PATCH 16/23] target/arm: Implement SVE Integer Arithmetic


From: Richard Henderson
Subject: [Qemu-devel] [PATCH 16/23] target/arm: Implement SVE Integer Arithmetic - Unpredicated Group
Date: Mon, 18 Dec 2017 09:45:45 -0800

Signed-off-by: Richard Henderson <address@hidden>
---
 target/arm/translate-sve.c | 30 ++++++++++++++++++++++++++++++
 target/arm/sve.def         | 13 +++++++++++++
 2 files changed, 43 insertions(+)

diff --git a/target/arm/translate-sve.c b/target/arm/translate-sve.c
index 83793ab169..7edec8ba96 100644
--- a/target/arm/translate-sve.c
+++ b/target/arm/translate-sve.c
@@ -127,6 +127,36 @@ static void do_zzz_genfn(DisasContext *s, arg_rrr_esz *a, 
GVecGen3Fn *fn)
     do_genfn3(s, fn, a->esz, a->rd, a->rn, a->rm);
 }
 
+void trans_ADD_zzz(DisasContext *s, arg_rrr_esz *a, uint32_t insn)
+{
+    do_zzz_genfn(s, a, tcg_gen_gvec_add);
+}
+
+void trans_SUB_zzz(DisasContext *s, arg_rrr_esz *a, uint32_t insn)
+{
+    do_zzz_genfn(s, a, tcg_gen_gvec_sub);
+}
+
+void trans_SQADD_zzz(DisasContext *s, arg_rrr_esz *a, uint32_t insn)
+{
+    do_zzz_genfn(s, a, tcg_gen_gvec_ssadd);
+}
+
+void trans_SQSUB_zzz(DisasContext *s, arg_rrr_esz *a, uint32_t insn)
+{
+    do_zzz_genfn(s, a, tcg_gen_gvec_sssub);
+}
+
+void trans_UQADD_zzz(DisasContext *s, arg_rrr_esz *a, uint32_t insn)
+{
+    do_zzz_genfn(s, a, tcg_gen_gvec_usadd);
+}
+
+void trans_UQSUB_zzz(DisasContext *s, arg_rrr_esz *a, uint32_t insn)
+{
+    do_zzz_genfn(s, a, tcg_gen_gvec_ussub);
+}
+
 void trans_AND_zzz(DisasContext *s, arg_rrr_esz *a, uint32_t insn)
 {
     do_zzz_genfn(s, a, tcg_gen_gvec_and);
diff --git a/target/arm/sve.def b/target/arm/sve.def
index 3ae871394c..a33fec4f33 100644
--- a/target/arm/sve.def
+++ b/target/arm/sve.def
@@ -53,6 +53,9 @@
 # Named instruction formats.  These are generally used to
 # reduce the amount of duplication between instruction patterns.
 
+# Three operand
address@hidden          ........ esz:2 . rm:5  ... ...  rn:5 rd:5       &rrr_esz
+
 # Three operand with unused vector element size
 @rd_rn_rm              ........ ... rm:5  ... ...  rn:5 rd:5           
&rrr_esz esz=0
 
@@ -183,6 +186,16 @@ MLS                        00000100 .. 0 ..... 011 ... 
..... .....         @rda_pg_rn_rm_esz
 MLA                    00000100 .. 0 ..... 110 ... ..... .....         
@rdn_pg_ra_rm_esz # MAD
 MLS                    00000100 .. 0 ..... 111 ... ..... .....         
@rdn_pg_ra_rm_esz # MSB
 
+### SVE Integer Arithmetic - Unpredicated Group
+
+# SVE integer add/subtract vectors (unpredicated)
+ADD_zzz                        00000100 .. 1 ..... 000 000 ..... .....         
@rd_rn_rm_esz
+SUB_zzz                        00000100 .. 1 ..... 000 001 ..... .....         
@rd_rn_rm_esz
+SQADD_zzz              00000100 .. 1 ..... 000 100 ..... .....         
@rd_rn_rm_esz
+UQADD_zzz              00000100 .. 1 ..... 000 101 ..... .....         
@rd_rn_rm_esz
+SQSUB_zzz              00000100 .. 1 ..... 000 110 ..... .....         
@rd_rn_rm_esz
+UQSUB_zzz              00000100 .. 1 ..... 000 111 ..... .....         
@rd_rn_rm_esz
+
 ### SVE Logical - Unpredicated Group
 
 # SVE bitwise logical operations (unpredicated)
-- 
2.14.3




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