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[PATCH v3 21/60] target/riscv: vector widening integer multiply-add inst


From: LIU Zhiwei
Subject: [PATCH v3 21/60] target/riscv: vector widening integer multiply-add instructions
Date: Mon, 9 Mar 2020 20:14:18 +0800

Signed-off-by: LIU Zhiwei <address@hidden>
---
 target/riscv/helper.h                   | 22 ++++++++++++
 target/riscv/insn32.decode              |  7 ++++
 target/riscv/insn_trans/trans_rvv.inc.c |  9 +++++
 target/riscv/vector_helper.c            | 45 +++++++++++++++++++++++++
 4 files changed, 83 insertions(+)

diff --git a/target/riscv/helper.h b/target/riscv/helper.h
index 098288df76..1f0d3d60e3 100644
--- a/target/riscv/helper.h
+++ b/target/riscv/helper.h
@@ -643,3 +643,25 @@ DEF_HELPER_6(vnmsub_vx_b, void, ptr, ptr, tl, ptr, env, 
i32)
 DEF_HELPER_6(vnmsub_vx_h, void, ptr, ptr, tl, ptr, env, i32)
 DEF_HELPER_6(vnmsub_vx_w, void, ptr, ptr, tl, ptr, env, i32)
 DEF_HELPER_6(vnmsub_vx_d, void, ptr, ptr, tl, ptr, env, i32)
+
+DEF_HELPER_6(vwmaccu_vv_b, void, ptr, ptr, ptr, ptr, env, i32)
+DEF_HELPER_6(vwmaccu_vv_h, void, ptr, ptr, ptr, ptr, env, i32)
+DEF_HELPER_6(vwmaccu_vv_w, void, ptr, ptr, ptr, ptr, env, i32)
+DEF_HELPER_6(vwmacc_vv_b, void, ptr, ptr, ptr, ptr, env, i32)
+DEF_HELPER_6(vwmacc_vv_h, void, ptr, ptr, ptr, ptr, env, i32)
+DEF_HELPER_6(vwmacc_vv_w, void, ptr, ptr, ptr, ptr, env, i32)
+DEF_HELPER_6(vwmaccsu_vv_b, void, ptr, ptr, ptr, ptr, env, i32)
+DEF_HELPER_6(vwmaccsu_vv_h, void, ptr, ptr, ptr, ptr, env, i32)
+DEF_HELPER_6(vwmaccsu_vv_w, void, ptr, ptr, ptr, ptr, env, i32)
+DEF_HELPER_6(vwmaccu_vx_b, void, ptr, ptr, tl, ptr, env, i32)
+DEF_HELPER_6(vwmaccu_vx_h, void, ptr, ptr, tl, ptr, env, i32)
+DEF_HELPER_6(vwmaccu_vx_w, void, ptr, ptr, tl, ptr, env, i32)
+DEF_HELPER_6(vwmacc_vx_b, void, ptr, ptr, tl, ptr, env, i32)
+DEF_HELPER_6(vwmacc_vx_h, void, ptr, ptr, tl, ptr, env, i32)
+DEF_HELPER_6(vwmacc_vx_w, void, ptr, ptr, tl, ptr, env, i32)
+DEF_HELPER_6(vwmaccsu_vx_b, void, ptr, ptr, tl, ptr, env, i32)
+DEF_HELPER_6(vwmaccsu_vx_h, void, ptr, ptr, tl, ptr, env, i32)
+DEF_HELPER_6(vwmaccsu_vx_w, void, ptr, ptr, tl, ptr, env, i32)
+DEF_HELPER_6(vwmaccus_vx_b, void, ptr, ptr, tl, ptr, env, i32)
+DEF_HELPER_6(vwmaccus_vx_h, void, ptr, ptr, tl, ptr, env, i32)
+DEF_HELPER_6(vwmaccus_vx_w, void, ptr, ptr, tl, ptr, env, i32)
diff --git a/target/riscv/insn32.decode b/target/riscv/insn32.decode
index 58de888afa..2a5b945139 100644
--- a/target/riscv/insn32.decode
+++ b/target/riscv/insn32.decode
@@ -392,6 +392,13 @@ vmadd_vv        101001 . ..... ..... 010 ..... 1010111 
@r_vm
 vmadd_vx        101001 . ..... ..... 110 ..... 1010111 @r_vm
 vnmsub_vv       101011 . ..... ..... 010 ..... 1010111 @r_vm
 vnmsub_vx       101011 . ..... ..... 110 ..... 1010111 @r_vm
+vwmaccu_vv      111100 . ..... ..... 010 ..... 1010111 @r_vm
+vwmaccu_vx      111100 . ..... ..... 110 ..... 1010111 @r_vm
+vwmacc_vv       111101 . ..... ..... 010 ..... 1010111 @r_vm
+vwmacc_vx       111101 . ..... ..... 110 ..... 1010111 @r_vm
+vwmaccsu_vv     111110 . ..... ..... 010 ..... 1010111 @r_vm
+vwmaccsu_vx     111110 . ..... ..... 110 ..... 1010111 @r_vm
+vwmaccus_vx     111111 . ..... ..... 110 ..... 1010111 @r_vm
 
 vsetvli         0 ........... ..... 111 ..... 1010111  @r2_zimm
 vsetvl          1000000 ..... ..... 111 ..... 1010111  @r
diff --git a/target/riscv/insn_trans/trans_rvv.inc.c 
b/target/riscv/insn_trans/trans_rvv.inc.c
index 05f7ae0bc4..958737d097 100644
--- a/target/riscv/insn_trans/trans_rvv.inc.c
+++ b/target/riscv/insn_trans/trans_rvv.inc.c
@@ -1472,3 +1472,12 @@ GEN_OPIVX_TRANS(vmacc_vx, opivx_check)
 GEN_OPIVX_TRANS(vnmsac_vx, opivx_check)
 GEN_OPIVX_TRANS(vmadd_vx, opivx_check)
 GEN_OPIVX_TRANS(vnmsub_vx, opivx_check)
+
+/* Vector Widening Integer Multiply-Add Instructions */
+GEN_OPIVV_WIDEN_TRANS(vwmaccu_vv, opivv_widen_check)
+GEN_OPIVV_WIDEN_TRANS(vwmacc_vv, opivv_widen_check)
+GEN_OPIVV_WIDEN_TRANS(vwmaccsu_vv, opivv_widen_check)
+GEN_OPIVX_WIDEN_TRANS(vwmaccu_vx)
+GEN_OPIVX_WIDEN_TRANS(vwmacc_vx)
+GEN_OPIVX_WIDEN_TRANS(vwmaccsu_vx)
+GEN_OPIVX_WIDEN_TRANS(vwmaccus_vx)
diff --git a/target/riscv/vector_helper.c b/target/riscv/vector_helper.c
index e5082c8adc..5109654f9f 100644
--- a/target/riscv/vector_helper.c
+++ b/target/riscv/vector_helper.c
@@ -1910,3 +1910,48 @@ GEN_VEXT_VX(vnmsub_vx_b, 1, 1, clearb)
 GEN_VEXT_VX(vnmsub_vx_h, 2, 2, clearh)
 GEN_VEXT_VX(vnmsub_vx_w, 4, 4, clearl)
 GEN_VEXT_VX(vnmsub_vx_d, 8, 8, clearq)
+
+/* Vector Widening Integer Multiply-Add Instructions */
+RVVCALL(OPIVV3, vwmaccu_vv_b, WOP_UUU_B, H2, H1, H1, DO_MACC)
+RVVCALL(OPIVV3, vwmaccu_vv_h, WOP_UUU_H, H4, H2, H2, DO_MACC)
+RVVCALL(OPIVV3, vwmaccu_vv_w, WOP_UUU_W, H8, H4, H4, DO_MACC)
+RVVCALL(OPIVV3, vwmacc_vv_b, WOP_SSS_B, H2, H1, H1, DO_MACC)
+RVVCALL(OPIVV3, vwmacc_vv_h, WOP_SSS_H, H4, H2, H2, DO_MACC)
+RVVCALL(OPIVV3, vwmacc_vv_w, WOP_SSS_W, H8, H4, H4, DO_MACC)
+RVVCALL(OPIVV3, vwmaccsu_vv_b, WOP_SSU_B, H2, H1, H1, DO_MACC)
+RVVCALL(OPIVV3, vwmaccsu_vv_h, WOP_SSU_H, H4, H2, H2, DO_MACC)
+RVVCALL(OPIVV3, vwmaccsu_vv_w, WOP_SSU_W, H8, H4, H4, DO_MACC)
+GEN_VEXT_VV(vwmaccu_vv_b, 1, 2, clearh)
+GEN_VEXT_VV(vwmaccu_vv_h, 2, 4, clearl)
+GEN_VEXT_VV(vwmaccu_vv_w, 4, 8, clearq)
+GEN_VEXT_VV(vwmacc_vv_b, 1, 2, clearh)
+GEN_VEXT_VV(vwmacc_vv_h, 2, 4, clearl)
+GEN_VEXT_VV(vwmacc_vv_w, 4, 8, clearq)
+GEN_VEXT_VV(vwmaccsu_vv_b, 1, 2, clearh)
+GEN_VEXT_VV(vwmaccsu_vv_h, 2, 4, clearl)
+GEN_VEXT_VV(vwmaccsu_vv_w, 4, 8, clearq)
+
+RVVCALL(OPIVX3, vwmaccu_vx_b, WOP_UUU_B, H2, H1, DO_MACC)
+RVVCALL(OPIVX3, vwmaccu_vx_h, WOP_UUU_H, H4, H2, DO_MACC)
+RVVCALL(OPIVX3, vwmaccu_vx_w, WOP_UUU_W, H8, H4, DO_MACC)
+RVVCALL(OPIVX3, vwmacc_vx_b, WOP_SSS_B, H2, H1, DO_MACC)
+RVVCALL(OPIVX3, vwmacc_vx_h, WOP_SSS_H, H4, H2, DO_MACC)
+RVVCALL(OPIVX3, vwmacc_vx_w, WOP_SSS_W, H8, H4, DO_MACC)
+RVVCALL(OPIVX3, vwmaccsu_vx_b, WOP_SSU_B, H2, H1, DO_MACC)
+RVVCALL(OPIVX3, vwmaccsu_vx_h, WOP_SSU_H, H4, H2, DO_MACC)
+RVVCALL(OPIVX3, vwmaccsu_vx_w, WOP_SSU_W, H8, H4, DO_MACC)
+RVVCALL(OPIVX3, vwmaccus_vx_b, WOP_SUS_B, H2, H1, DO_MACC)
+RVVCALL(OPIVX3, vwmaccus_vx_h, WOP_SUS_H, H4, H2, DO_MACC)
+RVVCALL(OPIVX3, vwmaccus_vx_w, WOP_SUS_W, H8, H4, DO_MACC)
+GEN_VEXT_VX(vwmaccu_vx_b, 1, 2, clearh)
+GEN_VEXT_VX(vwmaccu_vx_h, 2, 4, clearl)
+GEN_VEXT_VX(vwmaccu_vx_w, 4, 8, clearq)
+GEN_VEXT_VX(vwmacc_vx_b, 1, 2, clearh)
+GEN_VEXT_VX(vwmacc_vx_h, 2, 4, clearl)
+GEN_VEXT_VX(vwmacc_vx_w, 4, 8, clearq)
+GEN_VEXT_VX(vwmaccsu_vx_b, 1, 2, clearh)
+GEN_VEXT_VX(vwmaccsu_vx_h, 2, 4, clearl)
+GEN_VEXT_VX(vwmaccsu_vx_w, 4, 8, clearq)
+GEN_VEXT_VX(vwmaccus_vx_b, 1, 2, clearh)
+GEN_VEXT_VX(vwmaccus_vx_h, 2, 4, clearl)
+GEN_VEXT_VX(vwmaccus_vx_w, 4, 8, clearq)
-- 
2.23.0




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