Mercurial > hg > CbC > CbC_gcc

comparison gcc/config/microblaze/predicates.md @ 111:04ced10e8804

Find changesets by keywords (author, files, the commit message), revision number or hash, or revset expression.
gcc 7
author kono
date Fri, 27 Oct 2017 22:46:09 +0900
parents 561a7518be6b
children 84e7813d76e9
comparison
equal deleted inserted replaced
68:561a7518be6b 111:04ced10e8804
1 ;; Predicate definitions for Xilinx MicroBlaze 1 ;; Predicate definitions for Xilinx MicroBlaze
2 ;; Copyright 2009, 2010 Free Software Foundation, Inc. 2 ;; Copyright (C) 2009-2017 Free Software Foundation, Inc.
3 ;; 3 ;;
4 ;; Contributed by Michael Eager <eager@eagercon.com>. 4 ;; Contributed by Michael Eager <eager@eagercon.com>.
5 ;; 5 ;;
6 ;; This file is part of GCC. 6 ;; This file is part of GCC.
7 ;; 7 ;;
28 (define_predicate "arith_operand32" 28 (define_predicate "arith_operand32"
29 (ior (match_operand 0 "register_operand") 29 (ior (match_operand 0 "register_operand")
30 (and (match_code "const_int,const_double") 30 (and (match_code "const_int,const_double")
31 (match_test "LARGE_INT (op)")))) 31 (match_test "LARGE_INT (op)"))))
32 32
33 (define_predicate "arith_plus_operand"
34 (match_operand 0 "general_operand")
35 {
36 switch (GET_CODE (op))
37 {
38 default:
39 return 0;
40 case CONST_INT:
41 case REG:
42 return 1;
43 case SYMBOL_REF:
44 case LABEL_REF:
45 if (flag_pic || microblaze_tls_referenced_p(op))
46 return 0;
47 return 1;
48 case CONST:
49 {
50 rtx const0;
51 const0 = XEXP (op, 0);
52
53 switch (GET_CODE(const0))
54 {
55 default:
56 return 0;
57 case UNSPEC :
58 return 1;
59
60 case PLUS :
61 {
62 rtx p0, p1;
63 p0 = XEXP (const0, 0);
64 p1 = XEXP (const0, 1);
65
66 if ((GET_CODE(p0) == SYMBOL_REF
67 || GET_CODE (p0) == LABEL_REF)
68 && GET_CODE(p1) == CONST_INT)
69 {
70 return arith_plus_operand (p0, GET_MODE(p0));
71 }
72 }
73 }
74 }
75 }
76 return 0;
77 })
78
33 (define_predicate "const_0_operand" 79 (define_predicate "const_0_operand"
34 (and (match_code "const_int,const_double") 80 (and (match_code "const_int,const_double")
35 (match_test "op == CONST0_RTX (GET_MODE (op))"))) 81 (match_test "op == CONST0_RTX (GET_MODE (op))")))
36 82
37 ;; Return whether OP is a register or the constant 0. 83 ;; Return whether OP is a register or the constant 0.
38 (define_predicate "reg_or_0_operand" 84 (define_predicate "reg_or_0_operand"
39 (ior (match_operand 0 "const_0_operand") 85 (ior (match_operand 0 "const_0_operand")
86 (match_operand 0 "register_operand")))
87
88 (define_predicate "reg_or_mem_operand"
89 (ior (match_operand 0 "memory_operand")
40 (match_operand 0 "register_operand"))) 90 (match_operand 0 "register_operand")))
41 91
42 ;; Return if the operand is either the PC or a label_ref. 92 ;; Return if the operand is either the PC or a label_ref.
43 (define_special_predicate "pc_or_label_operand" 93 (define_special_predicate "pc_or_label_operand"
44 (ior (match_code "pc,label_ref") 94 (ior (match_code "pc,label_ref")
47 97
48 ;; Test for valid call operand 98 ;; Test for valid call operand
49 (define_predicate "call_insn_operand" 99 (define_predicate "call_insn_operand"
50 (match_test "CALL_INSN_OP (op)")) 100 (match_test "CALL_INSN_OP (op)"))
51 101
102 (define_predicate "call_insn_simple_operand"
103 (and (match_test "CALL_INSN_OP (op)")
104 (match_test "GET_CODE (op) == REG || GET_CODE (op) == SYMBOL_REF || GET_CODE (op) == CONST_INT")))
105
52 ;; Return if OPERAND is valid as a source operand for a move instruction. 106 ;; Return if OPERAND is valid as a source operand for a move instruction.
53 (define_predicate "move_operand" 107 (define_predicate "move_src_operand"
54 (and ( 108 (and (
55 not ( 109 not (
56 and (match_code "plus") 110 and (match_code "plus")
57 (not (match_test "(GET_CODE (XEXP (op, 0)) == REG) ^ (GET_CODE (XEXP (op,1)) == REG)")) 111 (not (match_test "(GET_CODE (XEXP (op, 0)) == REG) ^ (GET_CODE (XEXP (op,1)) == REG)"))
58 ) 112 )
59 ) 113 )
60 (match_operand 0 "general_operand"))) 114 (match_operand 0 "general_operand"))
115 {
116 if (microblaze_tls_referenced_p(op)
117 || (flag_pic && (symbol_mentioned_p(op) || label_mentioned_p(op))))
118 return false;
119
120 return true;
121 })
61 122
62 ;; Test for valid PIC call operand 123 ;; Test for valid PIC call operand
63 (define_predicate "call_insn_plt_operand" 124 (define_predicate "call_insn_plt_operand"
64 (match_test "PLT_ADDR_P (op)")) 125 (match_test "PLT_ADDR_P (op)"))
126
127 ;; Return if the code of this rtx pattern is a comparison.
128 (define_predicate "cmp_op"
129 (match_code "gt,ge,gtu,geu,lt,le,ltu,leu"))