[v2,078/100] target/arm: Implement SVE2 saturating multiply (indexed)

Message ID 20200618042644.1685561-79-richard.henderson@linaro.org
State New
Headers show
Series
  • target/arm: Implement SVE2
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Commit Message

Richard Henderson June 18, 2020, 4:26 a.m.
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>

---
 target/arm/helper-sve.h    | 5 +++++
 target/arm/sve.decode      | 6 ++++++
 target/arm/sve_helper.c    | 3 +++
 target/arm/translate-sve.c | 5 +++++
 4 files changed, 19 insertions(+)

-- 
2.25.1

Patch

diff --git a/target/arm/helper-sve.h b/target/arm/helper-sve.h
index 91cce85f17..e8e616a247 100644
--- a/target/arm/helper-sve.h
+++ b/target/arm/helper-sve.h
@@ -2205,3 +2205,8 @@  DEF_HELPER_FLAGS_4(sve2_smull_idx_s, TCG_CALL_NO_RWG, void, ptr, ptr, ptr, i32)
 DEF_HELPER_FLAGS_4(sve2_smull_idx_d, TCG_CALL_NO_RWG, void, ptr, ptr, ptr, i32)
 DEF_HELPER_FLAGS_4(sve2_umull_idx_s, TCG_CALL_NO_RWG, void, ptr, ptr, ptr, i32)
 DEF_HELPER_FLAGS_4(sve2_umull_idx_d, TCG_CALL_NO_RWG, void, ptr, ptr, ptr, i32)
+
+DEF_HELPER_FLAGS_4(sve2_sqdmull_idx_s, TCG_CALL_NO_RWG,
+                   void, ptr, ptr, ptr, i32)
+DEF_HELPER_FLAGS_4(sve2_sqdmull_idx_d, TCG_CALL_NO_RWG,
+                   void, ptr, ptr, ptr, i32)
diff --git a/target/arm/sve.decode b/target/arm/sve.decode
index f0a4d86428..400940a18d 100644
--- a/target/arm/sve.decode
+++ b/target/arm/sve.decode
@@ -835,6 +835,12 @@  UMULLB_zzx_d    01000100 .. 1 ..... 1101.0 ..... .....          @rrxl_d
 UMULLT_zzx_s    01000100 .. 1 ..... 1101.1 ..... .....          @rrxl_s
 UMULLT_zzx_d    01000100 .. 1 ..... 1101.1 ..... .....          @rrxl_d
 
+# SVE2 saturating multiply (indexed)
+SQDMULLB_zzx_s  01000100 .. 1 ..... 1110.0 ..... .....          @rrxl_s
+SQDMULLB_zzx_d  01000100 .. 1 ..... 1110.0 ..... .....          @rrxl_d
+SQDMULLT_zzx_s  01000100 .. 1 ..... 1110.1 ..... .....          @rrxl_s
+SQDMULLT_zzx_d  01000100 .. 1 ..... 1110.1 ..... .....          @rrxl_d
+
 # SVE2 integer multiply (indexed)
 MUL_zzx_h       01000100 .. 1 ..... 111110 ..... .....          @rrx_h
 MUL_zzx_s       01000100 .. 1 ..... 111110 ..... .....          @rrx_s
diff --git a/target/arm/sve_helper.c b/target/arm/sve_helper.c
index 4aff792345..52a235826c 100644
--- a/target/arm/sve_helper.c
+++ b/target/arm/sve_helper.c
@@ -1581,6 +1581,9 @@  DO_ZZX(sve2_smull_idx_d, int64_t, int32_t,     , H1_4, DO_MUL)
 DO_ZZX(sve2_umull_idx_s, uint32_t, uint16_t, H1_4, H1_2, DO_MUL)
 DO_ZZX(sve2_umull_idx_d, uint64_t, uint32_t,     , H1_4, DO_MUL)
 
+DO_ZZX(sve2_sqdmull_idx_s, int32_t, int16_t, H1_4, H1_2, do_sqdmull_s)
+DO_ZZX(sve2_sqdmull_idx_d, int64_t, int32_t,     , H1_4, do_sqdmull_d)
+
 #undef DO_ZZX
 
 #define DO_BITPERM(NAME, TYPE, OP) \
diff --git a/target/arm/translate-sve.c b/target/arm/translate-sve.c
index d8bb877ba5..4246d721d9 100644
--- a/target/arm/translate-sve.c
+++ b/target/arm/translate-sve.c
@@ -3884,6 +3884,11 @@  DO_SVE2_RRX_TB(trans_UMULLB_zzx_d, gen_helper_sve2_umull_idx_d, false)
 DO_SVE2_RRX_TB(trans_UMULLT_zzx_s, gen_helper_sve2_umull_idx_s, true)
 DO_SVE2_RRX_TB(trans_UMULLT_zzx_d, gen_helper_sve2_umull_idx_d, true)
 
+DO_SVE2_RRX_TB(trans_SQDMULLB_zzx_s, gen_helper_sve2_sqdmull_idx_s, false)
+DO_SVE2_RRX_TB(trans_SQDMULLB_zzx_d, gen_helper_sve2_sqdmull_idx_d, false)
+DO_SVE2_RRX_TB(trans_SQDMULLT_zzx_s, gen_helper_sve2_sqdmull_idx_s, true)
+DO_SVE2_RRX_TB(trans_SQDMULLT_zzx_d, gen_helper_sve2_sqdmull_idx_d, true)
+
 #undef DO_SVE2_RRX_TB
 
 static bool do_sve2_zzxz_data(DisasContext *s, arg_rrxr_esz *a,