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[v4,09/12] tcg/riscv: Implement vector min/max ops

Message ID 20240911132630.461-10-zhiwei_liu@linux.alibaba.com (mailing list archive)
State New, archived
Headers show
Series tcg/riscv: Add support for vector | expand

Commit Message

LIU Zhiwei Sept. 11, 2024, 1:26 p.m. UTC 
From: TANG Tiancheng <tangtiancheng.ttc@alibaba-inc.com>

Signed-off-by: TANG Tiancheng <tangtiancheng.ttc@alibaba-inc.com>
Reviewed-by: Liu Zhiwei <zhiwei_liu@linux.alibaba.com>
Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
---
 tcg/riscv/tcg-target.c.inc | 29 +++++++++++++++++++++++++++++
 tcg/riscv/tcg-target.h     |  2 +-
 2 files changed, 30 insertions(+), 1 deletion(-)
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Patch

diff --git a/tcg/riscv/tcg-target.c.inc b/tcg/riscv/tcg-target.c.inc
index 0a091c12d2..c068d83a97 100644
--- a/tcg/riscv/tcg-target.c.inc
+++ b/tcg/riscv/tcg-target.c.inc
@@ -287,6 +287,11 @@  typedef enum {
     OPC_VSADDU_VV = 0x80000057 | V_OPIVV,
     OPC_VSSUBU_VV = 0x88000057 | V_OPIVV,
 
+    OPC_VMAX_VV = 0x1c000057 | V_OPIVV,
+    OPC_VMAXU_VV = 0x18000057 | V_OPIVV,
+    OPC_VMIN_VV = 0x14000057 | V_OPIVV,
+    OPC_VMINU_VV = 0x10000057 | V_OPIVV,
+
     OPC_VMSEQ_VV = 0x60000057 | V_OPIVV,
     OPC_VMSEQ_VI = 0x60000057 | V_OPIVI,
     OPC_VMSEQ_VX = 0x60000057 | V_OPIVX,
@@ -2416,6 +2421,22 @@  static void tcg_out_vec_op(TCGContext *s, TCGOpcode opc,
         set_vtype_len_sew(s, type, vece);
         tcg_out_opc_vv(s, OPC_VSSUBU_VV, a0, a1, a2, true);
         break;
+    case INDEX_op_smax_vec:
+        set_vtype_len_sew(s, type, vece);
+        tcg_out_opc_vv(s, OPC_VMAX_VV, a0, a1, a2, true);
+        break;
+    case INDEX_op_smin_vec:
+        set_vtype_len_sew(s, type, vece);
+        tcg_out_opc_vv(s, OPC_VMIN_VV, a0, a1, a2, true);
+        break;
+    case INDEX_op_umax_vec:
+        set_vtype_len_sew(s, type, vece);
+        tcg_out_opc_vv(s, OPC_VMAXU_VV, a0, a1, a2, true);
+        break;
+    case INDEX_op_umin_vec:
+        set_vtype_len_sew(s, type, vece);
+        tcg_out_opc_vv(s, OPC_VMINU_VV, a0, a1, a2, true);
+        break;
     case INDEX_op_cmpsel_vec:
         tcg_out_cmpsel(s, type, vece, args[5], a0, a1, a2, const_args[2],
                        args[3], const_args[3], args[4], const_args[4]);
@@ -2465,6 +2486,10 @@  int tcg_can_emit_vec_op(TCGOpcode opc, TCGType type, unsigned vece)
     case INDEX_op_sssub_vec:
     case INDEX_op_usadd_vec:
     case INDEX_op_ussub_vec:
+    case INDEX_op_smax_vec:
+    case INDEX_op_smin_vec:
+    case INDEX_op_umax_vec:
+    case INDEX_op_umin_vec:
     case INDEX_op_cmpsel_vec:
         return 1;
     case INDEX_op_cmp_vec:
@@ -2632,6 +2657,10 @@  static TCGConstraintSetIndex tcg_target_op_def(TCGOpcode op)
     case INDEX_op_sssub_vec:
     case INDEX_op_usadd_vec:
     case INDEX_op_ussub_vec:
+    case INDEX_op_smax_vec:
+    case INDEX_op_smin_vec:
+    case INDEX_op_umax_vec:
+    case INDEX_op_umin_vec:
         return C_O1_I2(v, v, v);
     case INDEX_op_cmp_vec:
         return C_O1_I2(v, v, vL);
diff --git a/tcg/riscv/tcg-target.h b/tcg/riscv/tcg-target.h
index 1d4d8878ce..7005099810 100644
--- a/tcg/riscv/tcg-target.h
+++ b/tcg/riscv/tcg-target.h
@@ -162,7 +162,7 @@  typedef enum {
 #define TCG_TARGET_HAS_shv_vec          0
 #define TCG_TARGET_HAS_mul_vec          1
 #define TCG_TARGET_HAS_sat_vec          1
-#define TCG_TARGET_HAS_minmax_vec       0
+#define TCG_TARGET_HAS_minmax_vec       1
 #define TCG_TARGET_HAS_bitsel_vec       0
 #define TCG_TARGET_HAS_cmpsel_vec       1