[v2,055/100] target/arm: Implement SVE2 RADDHNB, RADDHNT

Message ID 20200618042644.1685561-56-richard.henderson@linaro.org
State New
Headers show
Series
  • target/arm: Implement SVE2
Related show

Commit Message

Richard Henderson June 18, 2020, 4:25 a.m.
From: Stephen Long <steplong@quicinc.com>


Signed-off-by: Stephen Long <steplong@quicinc.com>

Message-Id: <20200417162231.10374-3-steplong@quicinc.com>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>

---
v2: Fix round bit type (laurent desnogues)
---
 target/arm/helper-sve.h    |  8 ++++++++
 target/arm/sve.decode      |  2 ++
 target/arm/sve_helper.c    | 10 ++++++++++
 target/arm/translate-sve.c |  2 ++
 4 files changed, 22 insertions(+)

-- 
2.25.1

Patch

diff --git a/target/arm/helper-sve.h b/target/arm/helper-sve.h
index 84281e3f9d..7627e0cd5f 100644
--- a/target/arm/helper-sve.h
+++ b/target/arm/helper-sve.h
@@ -2029,6 +2029,14 @@  DEF_HELPER_FLAGS_4(sve2_addhnt_h, TCG_CALL_NO_RWG, void, ptr, ptr, ptr, i32)
 DEF_HELPER_FLAGS_4(sve2_addhnt_s, TCG_CALL_NO_RWG, void, ptr, ptr, ptr, i32)
 DEF_HELPER_FLAGS_4(sve2_addhnt_d, TCG_CALL_NO_RWG, void, ptr, ptr, ptr, i32)
 
+DEF_HELPER_FLAGS_4(sve2_raddhnb_h, TCG_CALL_NO_RWG, void, ptr, ptr, ptr, i32)
+DEF_HELPER_FLAGS_4(sve2_raddhnb_s, TCG_CALL_NO_RWG, void, ptr, ptr, ptr, i32)
+DEF_HELPER_FLAGS_4(sve2_raddhnb_d, TCG_CALL_NO_RWG, void, ptr, ptr, ptr, i32)
+
+DEF_HELPER_FLAGS_4(sve2_raddhnt_h, TCG_CALL_NO_RWG, void, ptr, ptr, ptr, i32)
+DEF_HELPER_FLAGS_4(sve2_raddhnt_s, TCG_CALL_NO_RWG, void, ptr, ptr, ptr, i32)
+DEF_HELPER_FLAGS_4(sve2_raddhnt_d, TCG_CALL_NO_RWG, void, ptr, ptr, ptr, i32)
+
 DEF_HELPER_FLAGS_5(sve2_match_ppzz_b, TCG_CALL_NO_RWG,
                    i32, ptr, ptr, ptr, ptr, i32)
 DEF_HELPER_FLAGS_5(sve2_match_ppzz_h, TCG_CALL_NO_RWG,
diff --git a/target/arm/sve.decode b/target/arm/sve.decode
index af9e87e88d..a33825066c 100644
--- a/target/arm/sve.decode
+++ b/target/arm/sve.decode
@@ -1324,6 +1324,8 @@  UQRSHRNT        01000101 .. 1 ..... 00 1111 ..... .....  @rd_rn_tszimm_shr
 
 ADDHNB          01000101 .. 1 ..... 011 000 ..... .....  @rd_rn_rm
 ADDHNT          01000101 .. 1 ..... 011 001 ..... .....  @rd_rn_rm
+RADDHNB         01000101 .. 1 ..... 011 010 ..... .....  @rd_rn_rm
+RADDHNT         01000101 .. 1 ..... 011 011 ..... .....  @rd_rn_rm
 
 ### SVE2 Character Match
 
diff --git a/target/arm/sve_helper.c b/target/arm/sve_helper.c
index 7f3dd2dfdb..281a680134 100644
--- a/target/arm/sve_helper.c
+++ b/target/arm/sve_helper.c
@@ -2114,6 +2114,7 @@  void HELPER(NAME)(void *vd, void *vn, void *vm, uint32_t desc)              \
 }
 
 #define DO_ADDHN(N, M, SH)  ((N + M) >> SH)
+#define DO_RADDHN(N, M, SH) ((N + M + ((__typeof(N))1 << (SH - 1))) >> SH)
 
 DO_BINOPNB(sve2_addhnb_h, uint16_t, uint8_t, 8, DO_ADDHN)
 DO_BINOPNB(sve2_addhnb_s, uint32_t, uint16_t, 16, DO_ADDHN)
@@ -2123,6 +2124,15 @@  DO_BINOPNT(sve2_addhnt_h, uint16_t, uint8_t, 8, H1_2, H1, DO_ADDHN)
 DO_BINOPNT(sve2_addhnt_s, uint32_t, uint16_t, 16, H1_4, H1_2, DO_ADDHN)
 DO_BINOPNT(sve2_addhnt_d, uint64_t, uint32_t, 32,     , H1_4, DO_ADDHN)
 
+DO_BINOPNB(sve2_raddhnb_h, uint16_t, uint8_t, 8, DO_RADDHN)
+DO_BINOPNB(sve2_raddhnb_s, uint32_t, uint16_t, 16, DO_RADDHN)
+DO_BINOPNB(sve2_raddhnb_d, uint64_t, uint32_t, 32, DO_RADDHN)
+
+DO_BINOPNT(sve2_raddhnt_h, uint16_t, uint8_t, 8, H1_2, H1, DO_RADDHN)
+DO_BINOPNT(sve2_raddhnt_s, uint32_t, uint16_t, 16, H1_4, H1_2, DO_RADDHN)
+DO_BINOPNT(sve2_raddhnt_d, uint64_t, uint32_t, 32,     , H1_4, DO_RADDHN)
+
+#undef DO_RADDHN
 #undef DO_ADDHN
 
 #undef DO_BINOPNB
diff --git a/target/arm/translate-sve.c b/target/arm/translate-sve.c
index 7dc30ed1bd..7e3ba2e4f7 100644
--- a/target/arm/translate-sve.c
+++ b/target/arm/translate-sve.c
@@ -7035,6 +7035,8 @@  static bool trans_##NAME(DisasContext *s, arg_rrr_esz *a)                 \
 
 DO_SVE2_ZZZ_NARROW(ADDHNB, addhnb)
 DO_SVE2_ZZZ_NARROW(ADDHNT, addhnt)
+DO_SVE2_ZZZ_NARROW(RADDHNB, raddhnb)
+DO_SVE2_ZZZ_NARROW(RADDHNT, raddhnt)
 
 static bool do_sve2_ppzz_flags(DisasContext *s, arg_rprr_esz *a,
                                gen_helper_gvec_flags_4 *fn)