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From: Peter Maydell <peter.maydell@linaro.org>
To: qemu-devel@nongnu.org
Subject: [PULL 094/114] target/arm: Implement SVE2 FCVTNT
Date: Tue, 25 May 2021 16:03:04 +0100	[thread overview]
Message-ID: <20210525150324.32370-95-peter.maydell@linaro.org> (raw)
In-Reply-To: <20210525150324.32370-1-peter.maydell@linaro.org>

From: Richard Henderson <richard.henderson@linaro.org>

Reviewed-by: Peter Maydell <peter.maydell@linaro.org>
Signed-off-by: Stephen Long <steplong@quicinc.com>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
Message-id: 20210525010358.152808-73-richard.henderson@linaro.org
Message-Id: <20200428174332.17162-2-steplong@quicinc.com>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
---
 target/arm/helper-sve.h    |  5 +++++
 target/arm/sve.decode      |  4 ++++
 target/arm/sve_helper.c    | 20 ++++++++++++++++++++
 target/arm/translate-sve.c | 16 ++++++++++++++++
 4 files changed, 45 insertions(+)

diff --git a/target/arm/helper-sve.h b/target/arm/helper-sve.h
index cdff155ead4..7aa365d5659 100644
--- a/target/arm/helper-sve.h
+++ b/target/arm/helper-sve.h
@@ -2744,3 +2744,8 @@ DEF_HELPER_FLAGS_5(sve2_cdot_idx_s, TCG_CALL_NO_RWG,
                    void, ptr, ptr, ptr, ptr, i32)
 DEF_HELPER_FLAGS_5(sve2_cdot_idx_d, TCG_CALL_NO_RWG,
                    void, ptr, ptr, ptr, ptr, i32)
+
+DEF_HELPER_FLAGS_5(sve2_fcvtnt_sh, TCG_CALL_NO_RWG,
+                   void, ptr, ptr, ptr, ptr, i32)
+DEF_HELPER_FLAGS_5(sve2_fcvtnt_ds, TCG_CALL_NO_RWG,
+                   void, ptr, ptr, ptr, ptr, i32)
diff --git a/target/arm/sve.decode b/target/arm/sve.decode
index fdeb7b106b3..94cdc6ff15a 100644
--- a/target/arm/sve.decode
+++ b/target/arm/sve.decode
@@ -1580,3 +1580,7 @@ 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
+
+### SVE2 floating-point convert precision odd elements
+FCVTNT_sh       01100100 10 0010 00 101 ... ..... .....  @rd_pg_rn_e0
+FCVTNT_ds       01100100 11 0010 10 101 ... ..... .....  @rd_pg_rn_e0
diff --git a/target/arm/sve_helper.c b/target/arm/sve_helper.c
index 4b05e2e4276..d44bcfa44aa 100644
--- a/target/arm/sve_helper.c
+++ b/target/arm/sve_helper.c
@@ -7602,3 +7602,23 @@ void HELPER(fmmla_d)(void *vd, void *vn, void *vm, void *va,
         d[3] = float64_add(a[3], float64_add(p0, p1, status), status);
     }
 }
+
+#define DO_FCVTNT(NAME, TYPEW, TYPEN, HW, HN, OP)                             \
+void HELPER(NAME)(void *vd, void *vn, void *vg, void *status, uint32_t desc)  \
+{                                                                             \
+    intptr_t i = simd_oprsz(desc);                                            \
+    uint64_t *g = vg;                                                         \
+    do {                                                                      \
+        uint64_t pg = g[(i - 1) >> 6];                                        \
+        do {                                                                  \
+            i -= sizeof(TYPEW);                                               \
+            if (likely((pg >> (i & 63)) & 1)) {                               \
+                TYPEW nn = *(TYPEW *)(vn + HW(i));                            \
+                *(TYPEN *)(vd + HN(i + sizeof(TYPEN))) = OP(nn, status);      \
+            }                                                                 \
+        } while (i & 63);                                                     \
+    } while (i != 0);                                                         \
+}
+
+DO_FCVTNT(sve2_fcvtnt_sh, uint32_t, uint16_t, H1_4, H1_2, sve_f32_to_f16)
+DO_FCVTNT(sve2_fcvtnt_ds, uint64_t, uint32_t,     , H1_4, float64_to_float32)
diff --git a/target/arm/translate-sve.c b/target/arm/translate-sve.c
index 9a6f7c87c1e..700b02814c4 100644
--- a/target/arm/translate-sve.c
+++ b/target/arm/translate-sve.c
@@ -8246,3 +8246,19 @@ static bool trans_RAX1(DisasContext *s, arg_rrr_esz *a)
     }
     return true;
 }
+
+static bool trans_FCVTNT_sh(DisasContext *s, arg_rpr_esz *a)
+{
+    if (!dc_isar_feature(aa64_sve2, s)) {
+        return false;
+    }
+    return do_zpz_ptr(s, a->rd, a->rn, a->pg, false, gen_helper_sve2_fcvtnt_sh);
+}
+
+static bool trans_FCVTNT_ds(DisasContext *s, arg_rpr_esz *a)
+{
+    if (!dc_isar_feature(aa64_sve2, s)) {
+        return false;
+    }
+    return do_zpz_ptr(s, a->rd, a->rn, a->pg, false, gen_helper_sve2_fcvtnt_ds);
+}
-- 
2.20.1



  parent reply	other threads:[~2021-05-25 16:04 UTC|newest]

Thread overview: 96+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2021-05-25 15:01 [PULL 000/114] target-arm queue Peter Maydell
2021-05-25 15:01 ` [PULL 001/114] hw/arm/smmuv3: Another range invalidation fix Peter Maydell
2021-05-25 15:01 ` [PULL 002/114] hw/intc/arm_gicv3_cpuif: Fix EOIR write access check logic Peter Maydell
2021-05-25 15:01 ` [PULL 003/114] hw/arm/mps2-tz: Don't duplicate modelling of SRAM in AN524 Peter Maydell
2021-05-25 15:01 ` [PULL 004/114] hw/arm/mps2-tz: Make SRAM_ADDR_WIDTH board-specific Peter Maydell
2021-05-25 15:01 ` [PULL 005/114] hw/arm/armsse.c: Correct modelling of SSE-300 internal SRAMs Peter Maydell
2021-05-25 15:01 ` [PULL 006/114] hw/arm/armsse: Convert armsse_realize() to use ERRP_GUARD Peter Maydell
2021-05-25 15:01 ` [PULL 007/114] hw/arm/mps2-tz: Allow board to specify a boot RAM size Peter Maydell
2021-05-25 15:01 ` [PULL 008/114] hw/arm: Model TCMs in the SSE-300, not the AN547 Peter Maydell
2021-05-25 15:01 ` [PULL 009/114] target/arm: Use correct SP in M-profile exception return Peter Maydell
2021-05-25 15:01 ` [PULL 010/114] accel/tcg: Replace g_new() + memcpy() by g_memdup() Peter Maydell
2021-05-25 15:01 ` [PULL 011/114] accel/tcg: Pass length argument to tlb_flush_range_locked() Peter Maydell
2021-05-25 15:01 ` [PULL 012/114] accel/tlb: Rename TLBFlushPageBitsByMMUIdxData -> TLBFlushRangeData Peter Maydell
2021-05-25 15:01 ` [PULL 013/114] accel/tcg: Remove {encode,decode}_pbm_to_runon Peter Maydell
2021-05-25 15:01 ` [PULL 014/114] accel/tcg: Add tlb_flush_range_by_mmuidx() Peter Maydell
2021-05-25 15:01 ` [PULL 015/114] accel/tcg: Add tlb_flush_range_by_mmuidx_all_cpus() Peter Maydell
2021-05-25 15:01 ` [PULL 016/114] accel/tlb: Add tlb_flush_range_by_mmuidx_all_cpus_synced() Peter Maydell
2021-05-25 15:01 ` [PULL 017/114] accel/tcg: Rename tlb_flush_page_bits -> range]_by_mmuidx_async_0 Peter Maydell
2021-05-25 15:01 ` [PULL 018/114] accel/tlb: Rename tlb_flush_[page_bits > range]_by_mmuidx_async_[2 > 1] Peter Maydell
2021-05-25 15:01 ` [PULL 019/114] target/arm: Add support for FEAT_TLBIRANGE Peter Maydell
2021-05-25 15:01 ` [PULL 020/114] target/arm: Add support for FEAT_TLBIOS Peter Maydell
2021-05-25 15:01 ` [PULL 021/114] target/arm: set ID_AA64ISAR0.TLB to 2 for max AARCH64 CPU type Peter Maydell
2021-05-25 15:01 ` [PULL 022/114] disas/libvixl: Protect C system header for C++ compiler Peter Maydell
2021-05-25 15:01 ` [PULL 023/114] target/arm: Add ID_AA64ZFR0 fields and isar_feature_aa64_sve2 Peter Maydell
2021-05-25 15:01 ` [PULL 024/114] target/arm: Implement SVE2 Integer Multiply - Unpredicated Peter Maydell
2021-05-25 15:01 ` [PULL 025/114] target/arm: Implement SVE2 integer pairwise add and accumulate long Peter Maydell
2021-05-25 15:01 ` [PULL 026/114] target/arm: Implement SVE2 integer unary operations (predicated) Peter Maydell
2021-05-25 15:01 ` [PULL 027/114] target/arm: Split out saturating/rounding shifts from neon Peter Maydell
2021-05-25 15:01 ` [PULL 028/114] target/arm: Implement SVE2 saturating/rounding bitwise shift left (predicated) Peter Maydell
2021-05-25 15:01 ` [PULL 029/114] target/arm: Implement SVE2 integer halving add/subtract (predicated) Peter Maydell
2021-05-25 15:02 ` [PULL 030/114] target/arm: Implement SVE2 integer pairwise arithmetic Peter Maydell
2021-05-25 15:02 ` [PULL 031/114] target/arm: Implement SVE2 saturating add/subtract (predicated) Peter Maydell
2021-05-25 15:02 ` [PULL 032/114] target/arm: Implement SVE2 integer add/subtract long Peter Maydell
2021-05-25 15:02 ` [PULL 033/114] target/arm: Implement SVE2 integer add/subtract interleaved long Peter Maydell
2021-05-25 15:02 ` [PULL 034/114] target/arm: Implement SVE2 integer add/subtract wide Peter Maydell
2021-05-25 15:02 ` [PULL 035/114] target/arm: Implement SVE2 integer multiply long Peter Maydell
2021-05-25 15:02 ` [PULL 036/114] target/arm: Implement SVE2 PMULLB, PMULLT Peter Maydell
2021-05-25 15:02 ` [PULL 037/114] target/arm: Implement SVE2 bitwise shift left long Peter Maydell
2021-05-25 15:02 ` [PULL 038/114] target/arm: Implement SVE2 bitwise exclusive-or interleaved Peter Maydell
2021-05-25 15:02 ` [PULL 039/114] target/arm: Implement SVE2 bitwise permute Peter Maydell
2021-05-25 15:02 ` [PULL 040/114] target/arm: Implement SVE2 complex integer add Peter Maydell
2021-05-25 15:02 ` [PULL 041/114] target/arm: Implement SVE2 integer absolute difference and accumulate long Peter Maydell
2021-05-25 15:02 ` [PULL 042/114] target/arm: Implement SVE2 integer add/subtract long with carry Peter Maydell
2021-05-25 15:02 ` [PULL 043/114] target/arm: Implement SVE2 bitwise shift right and accumulate Peter Maydell
2021-05-25 15:02 ` [PULL 044/114] target/arm: Implement SVE2 bitwise shift and insert Peter Maydell
2021-05-25 15:02 ` [PULL 045/114] target/arm: Implement SVE2 integer absolute difference and accumulate Peter Maydell
2021-05-25 15:02 ` [PULL 046/114] target/arm: Implement SVE2 saturating extract narrow Peter Maydell
2021-05-25 15:02 ` [PULL 047/114] target/arm: Implement SVE2 floating-point pairwise Peter Maydell
2021-05-25 15:02 ` [PULL 048/114] target/arm: Implement SVE2 SHRN, RSHRN Peter Maydell
2021-05-25 15:02 ` [PULL 049/114] target/arm: Implement SVE2 SQSHRUN, SQRSHRUN Peter Maydell
2021-05-25 15:02 ` [PULL 050/114] target/arm: Implement SVE2 UQSHRN, UQRSHRN Peter Maydell
2021-05-25 15:02 ` [PULL 051/114] target/arm: Implement SVE2 SQSHRN, SQRSHRN Peter Maydell
2021-05-25 15:02 ` [PULL 052/114] target/arm: Implement SVE2 WHILEGT, WHILEGE, WHILEHI, WHILEHS Peter Maydell
2021-05-25 15:02 ` [PULL 053/114] target/arm: Implement SVE2 WHILERW, WHILEWR Peter Maydell
2021-05-25 15:02 ` [PULL 054/114] target/arm: Implement SVE2 bitwise ternary operations Peter Maydell
2021-05-25 15:02 ` [PULL 055/114] target/arm: Implement SVE2 MATCH, NMATCH Peter Maydell
2021-05-25 15:02 ` [PULL 056/114] target/arm: Implement SVE2 saturating multiply-add long Peter Maydell
2021-05-25 15:02 ` [PULL 057/114] target/arm: Implement SVE2 saturating multiply-add high Peter Maydell
2021-05-25 15:02 ` [PULL 058/114] target/arm: Implement SVE2 integer multiply-add long Peter Maydell
2021-05-25 15:02 ` [PULL 059/114] target/arm: Implement SVE2 complex integer multiply-add Peter Maydell
2021-05-25 15:02 ` [PULL 060/114] target/arm: Implement SVE2 ADDHNB, ADDHNT Peter Maydell
2021-05-25 15:02 ` [PULL 061/114] target/arm: Implement SVE2 RADDHNB, RADDHNT Peter Maydell
2021-05-25 15:02 ` [PULL 062/114] target/arm: Implement SVE2 SUBHNB, SUBHNT Peter Maydell
2021-05-25 15:02 ` [PULL 063/114] target/arm: Implement SVE2 RSUBHNB, RSUBHNT Peter Maydell
2021-05-25 15:02 ` [PULL 064/114] target/arm: Implement SVE2 HISTCNT, HISTSEG Peter Maydell
2021-05-25 15:02 ` [PULL 065/114] target/arm: Implement SVE2 XAR Peter Maydell
2021-05-25 15:02 ` [PULL 066/114] target/arm: Implement SVE2 scatter store insns Peter Maydell
2021-05-25 15:02 ` [PULL 067/114] target/arm: Implement SVE2 gather load insns Peter Maydell
2021-05-25 15:02 ` [PULL 068/114] target/arm: Implement SVE2 FMMLA Peter Maydell
2021-05-25 15:02 ` [PULL 069/114] target/arm: Implement SVE2 SPLICE, EXT Peter Maydell
2021-05-25 15:02 ` [PULL 070/114] target/arm: Use correct output type for gvec_sdot_*_b Peter Maydell
2021-05-25 15:02 ` [PULL 071/114] target/arm: Pass separate addend to {U, S}DOT helpers Peter Maydell
2021-05-25 15:02 ` [PULL 072/114] target/arm: Pass separate addend to FCMLA helpers Peter Maydell
2021-05-25 15:02 ` [PULL 073/114] target/arm: Split out formats for 2 vectors + 1 index Peter Maydell
2021-05-25 15:02 ` [PULL 074/114] target/arm: Split out formats for 3 " Peter Maydell
2021-05-25 15:02 ` [PULL 075/114] target/arm: Implement SVE2 integer multiply (indexed) Peter Maydell
2021-05-25 15:02 ` [PULL 076/114] target/arm: Implement SVE2 integer multiply-add (indexed) Peter Maydell
2021-05-25 15:02 ` [PULL 077/114] target/arm: Implement SVE2 saturating multiply-add high (indexed) Peter Maydell
2021-05-25 15:02 ` [PULL 078/114] target/arm: Implement SVE2 saturating multiply-add (indexed) Peter Maydell
2021-05-25 15:02 ` [PULL 079/114] target/arm: Implement SVE2 saturating multiply (indexed) Peter Maydell
2021-05-25 15:02 ` [PULL 080/114] target/arm: Implement SVE2 signed saturating doubling multiply high Peter Maydell
2021-05-25 15:02 ` [PULL 081/114] target/arm: Implement SVE2 saturating multiply high (indexed) Peter Maydell
2021-05-25 15:02 ` [PULL 082/114] target/arm: Implement SVE2 multiply-add long (indexed) Peter Maydell
2021-05-25 15:02 ` [PULL 083/114] target/arm: Implement SVE2 integer multiply " Peter Maydell
2021-05-25 15:02 ` [PULL 084/114] target/arm: Implement SVE2 complex integer multiply-add (indexed) Peter Maydell
2021-05-25 15:02 ` [PULL 085/114] target/arm: Implement SVE2 complex integer dot product Peter Maydell
2021-05-25 15:02 ` [PULL 086/114] target/arm: Macroize helper_gvec_{s,u}dot_{b,h} Peter Maydell
2021-05-25 15:02 ` [PULL 087/114] target/arm: Macroize helper_gvec_{s,u}dot_idx_{b,h} Peter Maydell
2021-05-25 15:02 ` [PULL 088/114] target/arm: Implement SVE mixed sign dot product (indexed) Peter Maydell
2021-05-25 15:02 ` [PULL 089/114] target/arm: Implement SVE mixed sign dot product Peter Maydell
2021-05-25 15:03 ` [PULL 090/114] target/arm: Implement SVE2 crypto unary operations Peter Maydell
2021-05-25 15:03 ` [PULL 091/114] target/arm: Implement SVE2 crypto destructive binary operations Peter Maydell
2021-05-25 15:03 ` [PULL 092/114] target/arm: Implement SVE2 crypto constructive " Peter Maydell
2021-05-25 15:03 ` [PULL 093/114] target/arm: Implement SVE2 TBL, TBX Peter Maydell
2021-05-25 15:03 ` Peter Maydell [this message]
2021-05-25 16:30 ` [PULL 000/114] target-arm queue Peter Maydell

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