8311923: TestIRMatching.java fails on RISC-V

Backport-of: e7adbdb1f1506b82392907f7e4a5c8882d3198eb

Author: zifeihan

src/hotspot/cpu/riscv/riscv.ad

@@ -2176,7 +2176,7 @@ bool Matcher::pd_clone_address_expressions(AddPNode* m, Matcher::MStack& mstack,
 encode %{
   // BEGIN Non-volatile memory access
 
-  enc_class riscv_enc_li_imm(iRegIorL dst, immIorL src) %{
+  enc_class riscv_enc_mov_imm(iRegIorL dst, immIorL src) %{
     C2_MacroAssembler _masm(&cbuf);
     int64_t con = (int64_t)$src$$constant;
     Register dst_reg = as_Register($dst$$reg);
@@ -4965,9 +4965,9 @@ instruct loadConI(iRegINoSp dst, immI src)
   match(Set dst src);
 
   ins_cost(ALU_COST);
-  format %{ "li $dst, $src\t# int, #@loadConI" %}
+  format %{ "mv $dst, $src\t# int, #@loadConI" %}
 
-  ins_encode(riscv_enc_li_imm(dst, src));
+  ins_encode(riscv_enc_mov_imm(dst, src));
 
   ins_pipe(ialu_imm);
 %}
@@ -4978,9 +4978,9 @@ instruct loadConL(iRegLNoSp dst, immL src)
   match(Set dst src);
 
   ins_cost(ALU_COST);
-  format %{ "li $dst, $src\t# long, #@loadConL" %}
+  format %{ "mv $dst, $src\t# long, #@loadConL" %}
 
-  ins_encode(riscv_enc_li_imm(dst, src));
+  ins_encode(riscv_enc_mov_imm(dst, src));
 
   ins_pipe(ialu_imm);
 %}

test/hotspot/jtreg/compiler/lib/ir_framework/IRNode.java

@@ -198,25 +198,25 @@ public class IRNode {
 
     public static final String ALLOC = PREFIX + "ALLOC" + POSTFIX;
     static {
-        String optoRegex = "(.*precise .*\\R((.*(?i:mov|xorl|nop|spill).*|\\s*)\\R)*.*(?i:call,static).*wrapper for: _new_instance_Java" + END;
+        String optoRegex = "(.*precise .*\\R((.*(?i:mov|mv|xorl|nop|spill).*|\\s*)\\R)*.*(?i:call,static).*wrapper for: _new_instance_Java" + END;
         allocNodes(ALLOC, "Allocate", optoRegex);
     }
 
     public static final String ALLOC_OF = COMPOSITE_PREFIX + "ALLOC_OF" + POSTFIX;
     static {
-        String regex = "(.*precise .*" + IS_REPLACED + ":.*\\R((.*(?i:mov|xorl|nop|spill).*|\\s*)\\R)*.*(?i:call,static).*wrapper for: _new_instance_Java" + END;
+        String regex = "(.*precise .*" + IS_REPLACED + ":.*\\R((.*(?i:mov|mv|xorl|nop|spill).*|\\s*)\\R)*.*(?i:call,static).*wrapper for: _new_instance_Java" + END;
         optoOnly(ALLOC_OF, regex);
     }
 
     public static final String ALLOC_ARRAY = PREFIX + "ALLOC_ARRAY" + POSTFIX;
     static {
-        String optoRegex = "(.*precise \\[.*\\R((.*(?i:mov|xor|nop|spill).*|\\s*|.*(LGHI|LI).*)\\R)*.*(?i:call,static).*wrapper for: _new_array_Java" + END;
+        String optoRegex = "(.*precise \\[.*\\R((.*(?i:mov|mv|xor|nop|spill).*|\\s*|.*(LGHI|LI).*)\\R)*.*(?i:call,static).*wrapper for: _new_array_Java" + END;
         allocNodes(ALLOC_ARRAY, "AllocateArray", optoRegex);
     }
 
     public static final String ALLOC_ARRAY_OF = COMPOSITE_PREFIX + "ALLOC_ARRAY_OF" + POSTFIX;
     static {
-        String regex = "(.*precise \\[.*" + IS_REPLACED + ":.*\\R((.*(?i:mov|xorl|nop|spill).*|\\s*|.*(LGHI|LI).*)\\R)*.*(?i:call,static).*wrapper for: _new_array_Java" + END;
+        String regex = "(.*precise \\[.*" + IS_REPLACED + ":.*\\R((.*(?i:mov|mv|xorl|nop|spill).*|\\s*|.*(LGHI|LI).*)\\R)*.*(?i:call,static).*wrapper for: _new_array_Java" + END;
         optoOnly(ALLOC_ARRAY_OF, regex);
     }
 
@@ -277,13 +277,13 @@ public class IRNode {
 
     public static final String CHECKCAST_ARRAY = PREFIX + "CHECKCAST_ARRAY" + POSTFIX;
     static {
-        String regex = "(((?i:cmp|CLFI|CLR).*precise \\[.*:|.*(?i:mov|or).*precise \\[.*:.*\\R.*(cmp|CMP|CLR))" + END;
+        String regex = "(((?i:cmp|CLFI|CLR).*precise \\[.*:|.*(?i:mov|mv|or).*precise \\[.*:.*\\R.*(cmp|CMP|CLR))" + END;
         optoOnly(CHECKCAST_ARRAY, regex);
     }
 
     public static final String CHECKCAST_ARRAY_OF = COMPOSITE_PREFIX + "CHECKCAST_ARRAY_OF" + POSTFIX;
     static {
-        String regex = "(((?i:cmp|CLFI|CLR).*precise \\[.*" + IS_REPLACED + ":|.*(?i:mov|or).*precise \\[.*" + IS_REPLACED + ":.*\\R.*(cmp|CMP|CLR))" + END;
+        String regex = "(((?i:cmp|CLFI|CLR).*precise \\[.*" + IS_REPLACED + ":|.*(?i:mov|mv|or).*precise \\[.*" + IS_REPLACED + ":.*\\R.*(cmp|CMP|CLR))" + END;
         optoOnly(CHECKCAST_ARRAY_OF, regex);
     }