Update copyright years.

[thirdparty/gcc.git] / gcc / config / gcn / constraints.md

diff --git a/gcc/config/gcn/constraints.md b/gcc/config/gcn/constraints.md
index f2de943ba16758afc494e703ffe5bd33f01eb9bb..6c7b752c0e6e87f32a212bd00fa4a256e7872e71 100644 (file)
--- a/gcc/config/gcn/constraints.md
+++ b/gcc/config/gcn/constraints.md
@@ -1,5 +1,5 @@
 ;; Constraint definitions for GCN.
-;; Copyright (C) 2016-2020 Free Software Foundation, Inc.
+;; Copyright (C) 2016-2024 Free Software Foundation, Inc.
 ;;
 ;; This file is part of GCC.
 ;;
@@ -53,12 +53,17 @@
        (match_test "gcn_constant64_p (op)")))
 
 (define_constraint "DA"
-  "Splittable inline immediate 64-bit parameter"
+  "Immediate 64-bit parameter, low and high part match 'A'"
   (and (match_code "const_int,const_double,const_vector")
-       (match_test "gcn_inline_constant64_p (op)")))
+       (match_test "gcn_inline_constant64_p (op, 0)")))
+
+(define_constraint "Db"
+  "Immediate 64-bit parameter, low part matches 'B', high part matches 'A'"
+  (and (match_code "const_int,const_double,const_vector")
+       (match_test "gcn_inline_constant64_p (op, 1)")))
 
 (define_constraint "DB"
-  "Splittable immediate 64-bit parameter"
+  "Immediate 64-bit parameter, low and high part match 'B'"
   (match_code "const_int,const_double,const_vector"))
 
 (define_constraint "U"
@@ -72,6 +77,9 @@
 (define_register_constraint "v" "VGPR_REGS"
   "VGPR registers")
 
+(define_register_constraint "a" "TARGET_CDNA1_PLUS ? AVGPR_REGS : NO_REGS"
+  "Accumulator VGPR registers")
+
 (define_register_constraint "Sg" "SGPR_REGS"
   "SGPR registers")