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[PATCH v3 16/44] target/arm: Implement MVE VABD
From: |
Peter Maydell |
Subject: |
[PATCH v3 16/44] target/arm: Implement MVE VABD |
Date: |
Thu, 17 Jun 2021 13:16:00 +0100 |
Implement the MVE VABD insn.
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
---
target/arm/helper-mve.h | 7 +++++++
target/arm/mve.decode | 3 +++
target/arm/mve_helper.c | 5 +++++
target/arm/translate-mve.c | 2 ++
4 files changed, 17 insertions(+)
diff --git a/target/arm/helper-mve.h b/target/arm/helper-mve.h
index 5181d3b9413..5cd4e7d736d 100644
--- a/target/arm/helper-mve.h
+++ b/target/arm/helper-mve.h
@@ -109,3 +109,10 @@ DEF_HELPER_FLAGS_4(mve_vminsw, TCG_CALL_NO_WG, void, env,
ptr, ptr, ptr)
DEF_HELPER_FLAGS_4(mve_vminub, TCG_CALL_NO_WG, void, env, ptr, ptr, ptr)
DEF_HELPER_FLAGS_4(mve_vminuh, TCG_CALL_NO_WG, void, env, ptr, ptr, ptr)
DEF_HELPER_FLAGS_4(mve_vminuw, TCG_CALL_NO_WG, void, env, ptr, ptr, ptr)
+
+DEF_HELPER_FLAGS_4(mve_vabdsb, TCG_CALL_NO_WG, void, env, ptr, ptr, ptr)
+DEF_HELPER_FLAGS_4(mve_vabdsh, TCG_CALL_NO_WG, void, env, ptr, ptr, ptr)
+DEF_HELPER_FLAGS_4(mve_vabdsw, TCG_CALL_NO_WG, void, env, ptr, ptr, ptr)
+DEF_HELPER_FLAGS_4(mve_vabdub, TCG_CALL_NO_WG, void, env, ptr, ptr, ptr)
+DEF_HELPER_FLAGS_4(mve_vabduh, TCG_CALL_NO_WG, void, env, ptr, ptr, ptr)
+DEF_HELPER_FLAGS_4(mve_vabduw, TCG_CALL_NO_WG, void, env, ptr, ptr, ptr)
diff --git a/target/arm/mve.decode b/target/arm/mve.decode
index 42d5504500c..087d3db2a31 100644
--- a/target/arm/mve.decode
+++ b/target/arm/mve.decode
@@ -93,6 +93,9 @@ VMAX_U 111 1 1111 0 . .. ... 0 ... 0 0110 . 1 . 0
... 0 @2op
VMIN_S 111 0 1111 0 . .. ... 0 ... 0 0110 . 1 . 1 ... 0 @2op
VMIN_U 111 1 1111 0 . .. ... 0 ... 0 0110 . 1 . 1 ... 0 @2op
+VABD_S 111 0 1111 0 . .. ... 0 ... 0 0111 . 1 . 0 ... 0 @2op
+VABD_U 111 1 1111 0 . .. ... 0 ... 0 0111 . 1 . 0 ... 0 @2op
+
# Vector miscellaneous
VCLS 1111 1111 1 . 11 .. 00 ... 0 0100 01 . 0 ... 0 @1op
diff --git a/target/arm/mve_helper.c b/target/arm/mve_helper.c
index 888d74d5b1c..65141221b63 100644
--- a/target/arm/mve_helper.c
+++ b/target/arm/mve_helper.c
@@ -439,3 +439,8 @@ DO_2OP_S(vmaxs, DO_MAX)
DO_2OP_U(vmaxu, DO_MAX)
DO_2OP_S(vmins, DO_MIN)
DO_2OP_U(vminu, DO_MIN)
+
+#define DO_ABD(N, M) ((N) >= (M) ? (N) - (M) : (M) - (N))
+
+DO_2OP_S(vabds, DO_ABD)
+DO_2OP_U(vabdu, DO_ABD)
diff --git a/target/arm/translate-mve.c b/target/arm/translate-mve.c
index 107c393a997..041fd1ef14f 100644
--- a/target/arm/translate-mve.c
+++ b/target/arm/translate-mve.c
@@ -355,3 +355,5 @@ DO_2OP(VMAX_S, vmaxs)
DO_2OP(VMAX_U, vmaxu)
DO_2OP(VMIN_S, vmins)
DO_2OP(VMIN_U, vminu)
+DO_2OP(VABD_S, vabds)
+DO_2OP(VABD_U, vabdu)
--
2.20.1
- [PATCH v3 08/44] target/arm: Implement MVE VNEG, (continued)
- [PATCH v3 08/44] target/arm: Implement MVE VNEG, Peter Maydell, 2021/06/17
- [PATCH v3 07/44] target/arm: Implement MVE VABS, Peter Maydell, 2021/06/17
- [PATCH v3 12/44] target/arm: Implement MVE VADD, VSUB, VMUL, Peter Maydell, 2021/06/17
- [PATCH v3 11/44] target/arm: Implement MVE VAND, VBIC, VORR, VORN, VEOR, Peter Maydell, 2021/06/17
- [PATCH v3 10/44] target/arm: Implement MVE VDUP, Peter Maydell, 2021/06/17
- [PATCH v3 14/44] target/arm: Implement MVE VRMULH, Peter Maydell, 2021/06/17
- [PATCH v3 13/44] target/arm: Implement MVE VMULH, Peter Maydell, 2021/06/17
- [PATCH v3 17/44] target/arm: Implement MVE VHADD, VHSUB, Peter Maydell, 2021/06/17
- [PATCH v3 15/44] target/arm: Implement MVE VMAX, VMIN, Peter Maydell, 2021/06/17
- [PATCH v3 18/44] target/arm: Implement MVE VMULL, Peter Maydell, 2021/06/17
- [PATCH v3 16/44] target/arm: Implement MVE VABD,
Peter Maydell <=
- [PATCH v3 20/44] target/arm: Implement MVE VMLSLDAV, Peter Maydell, 2021/06/17
- [PATCH v3 19/44] target/arm: Implement MVE VMLALDAV, Peter Maydell, 2021/06/17
- [PATCH v3 23/44] target/arm: Implement MVE VSUB, VMUL (scalar), Peter Maydell, 2021/06/17
- [PATCH v3 28/44] target/arm: Implement MVE VQDMULH and VQRDMULH (scalar), Peter Maydell, 2021/06/17
- [PATCH v3 22/44] target/arm: Implement MVE VADD (scalar), Peter Maydell, 2021/06/17
- [PATCH v3 25/44] target/arm: Implement MVE VBRSR, Peter Maydell, 2021/06/17
- [PATCH v3 26/44] target/arm: Implement MVE VPST, Peter Maydell, 2021/06/17
- [PATCH v3 27/44] target/arm: Implement MVE VQADD and VQSUB, Peter Maydell, 2021/06/17
- [PATCH v3 21/44] target/arm: Implement MVE VRMLALDAVH, VRMLSLDAVH, Peter Maydell, 2021/06/17
- [PATCH v3 24/44] target/arm: Implement MVE VHADD, VHSUB (scalar), Peter Maydell, 2021/06/17