diff mbox series

[v3,9/9] target/arm: Implement SVE2 crypto constructive binary operations

Message ID 20200430020303.20264-10-richard.henderson@linaro.org
State New
Headers show
Series target/arm: Implement SVE2 Crypto Extensions | expand

Commit Message

Richard Henderson April 30, 2020, 2:03 a.m. UTC 
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>

---
 target/arm/cpu.h           |  5 +++++
 target/arm/sve.decode      |  4 ++++
 target/arm/translate-sve.c | 20 ++++++++++++++++++++
 3 files changed, 29 insertions(+)

-- 
2.20.1
diff mbox series

Patch

diff --git a/target/arm/cpu.h b/target/arm/cpu.h
index 4f09dd42ba..0a7c68843b 100644
--- a/target/arm/cpu.h
+++ b/target/arm/cpu.h
@@ -3870,6 +3870,11 @@  static inline bool isar_feature_aa64_sve2_bitperm(const ARMISARegisters *id)
     return FIELD_EX64(id->id_aa64zfr0, ID_AA64ZFR0, BITPERM) != 0;
 }
 
+static inline bool isar_feature_aa64_sve2_sha3(const ARMISARegisters *id)
+{
+    return FIELD_EX64(id->id_aa64zfr0, ID_AA64ZFR0, SHA3) != 0;
+}
+
 static inline bool isar_feature_aa64_sve2_sm4(const ARMISARegisters *id)
 {
     return FIELD_EX64(id->id_aa64zfr0, ID_AA64ZFR0, SM4) != 0;
diff --git a/target/arm/sve.decode b/target/arm/sve.decode
index 149de7949b..3cf824bac5 100644
--- a/target/arm/sve.decode
+++ b/target/arm/sve.decode
@@ -1564,3 +1564,7 @@  AESMC           01000101 00 10000011100 decrypt:1 00000 rd:5
 AESE            01000101 00 10001 0 11100 0 ..... .....  @rdn_rm_e0
 AESD            01000101 00 10001 0 11100 1 ..... .....  @rdn_rm_e0
 SM4E            01000101 00 10001 1 11100 0 ..... .....  @rdn_rm_e0
+
+# SVE2 crypto constructive binary operations
+SM4EKEY         01000101 00 1 ..... 11110 0 ..... .....  @rd_rn_rm_e0
+RAX1            01000101 00 1 ..... 11110 1 ..... .....  @rd_rn_rm_e0
diff --git a/target/arm/translate-sve.c b/target/arm/translate-sve.c
index 91e71882d6..a8e57ea5f4 100644
--- a/target/arm/translate-sve.c
+++ b/target/arm/translate-sve.c
@@ -8233,3 +8233,23 @@  static bool trans_SM4E(DisasContext *s, arg_rrr_esz *a)
 {
     return do_sm4(s, a, gen_helper_crypto_sm4e);
 }
+
+static bool trans_SM4EKEY(DisasContext *s, arg_rrr_esz *a)
+{
+    return do_sm4(s, a, gen_helper_crypto_sm4ekey);
+}
+
+static bool trans_RAX1(DisasContext *s, arg_rrr_esz *a)
+{
+    if (!dc_isar_feature(aa64_sve2_sha3, s)) {
+        return false;
+    }
+    if (sve_access_check(s)) {
+        unsigned vsz = vec_full_reg_size(s);
+        tcg_gen_gvec_3(vec_full_reg_offset(s, a->rd),
+                       vec_full_reg_offset(s, a->rn),
+                       vec_full_reg_offset(s, a->rm),
+                       vsz, vsz, &rax1_op);
+    }
+    return true;
+}