139 lines
4.6 KiB
Diff
139 lines
4.6 KiB
Diff
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--- a/gcc/config/sh/sh-protos.h
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+++ a/gcc/config/sh/sh-protos.h
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@@ -159,6 +159,7 @@ extern int sh_eval_treg_value (rtx op);
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extern HOST_WIDE_INT sh_disp_addr_displacement (rtx mem_op);
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extern int sh_max_mov_insn_displacement (machine_mode mode, bool consider_sh2a);
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extern bool sh_movsf_ie_ra_split_p (rtx, rtx, rtx);
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+extern void sh_expand_sym_label2reg (rtx, rtx, rtx, bool);
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/* Result value of sh_find_set_of_reg. */
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struct set_of_reg
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--- a/gcc/config/sh/sh.c
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+++ a/gcc/config/sh/sh.c
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@@ -1604,6 +1604,10 @@ sh_asm_output_addr_const_extra (FILE *file, rtx x)
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output_addr_const (file, XVECEXP (x, 0, 0));
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fputs ("@GOTPLT", file);
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break;
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+ case UNSPEC_PCREL:
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+ output_addr_const (file, XVECEXP (x, 0, 0));
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+ fputs ("@PCREL", file);
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+ break;
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case UNSPEC_DTPOFF:
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output_addr_const (file, XVECEXP (x, 0, 0));
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fputs ("@DTPOFF", file);
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@@ -10441,6 +10445,7 @@ nonpic_symbol_mentioned_p (rtx x)
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|| XINT (x, 1) == UNSPEC_DTPOFF
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|| XINT (x, 1) == UNSPEC_TPOFF
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|| XINT (x, 1) == UNSPEC_PLT
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+ || XINT (x, 1) == UNSPEC_PCREL
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|| XINT (x, 1) == UNSPEC_SYMOFF
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|| XINT (x, 1) == UNSPEC_PCREL_SYMOFF))
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return false;
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@@ -10714,7 +10719,8 @@ sh_delegitimize_address (rtx orig_x)
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rtx symplt = XEXP (XVECEXP (y, 0, 0), 0);
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if (GET_CODE (symplt) == UNSPEC
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- && XINT (symplt, 1) == UNSPEC_PLT)
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+ && (XINT (symplt, 1) == UNSPEC_PLT
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+ || XINT (symplt, 1) == UNSPEC_PCREL))
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return XVECEXP (symplt, 0, 0);
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}
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}
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@@ -11702,9 +11708,24 @@ sh_function_ok_for_sibcall (tree decl, tree exp ATTRIBUTE_UNUSED)
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|| crtl->args.info.stack_regs == 0)
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&& ! sh_cfun_interrupt_handler_p ()
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&& (! flag_pic
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- || (decl && ! TREE_PUBLIC (decl))
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+ || (decl && ! (TREE_PUBLIC (decl) || DECL_WEAK (decl)))
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|| (decl && DECL_VISIBILITY (decl) != VISIBILITY_DEFAULT)));
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}
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+
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+/* Expand to appropriate sym*_label2reg for SYM and SIBCALL_P. */
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+void
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+sh_expand_sym_label2reg (rtx reg, rtx sym, rtx lab, bool sibcall_p)
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+{
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+ const_tree decl = SYMBOL_REF_DECL (sym);
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+ bool is_weak = (decl && DECL_P (decl) && DECL_WEAK (decl));
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+
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+ if (!is_weak && SYMBOL_REF_LOCAL_P (sym))
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+ emit_insn (gen_sym_label2reg (reg, sym, lab));
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+ else if (sibcall_p)
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+ emit_insn (gen_symPCREL_label2reg (reg, sym, lab));
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+ else
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+ emit_insn (gen_symPLT_label2reg (reg, sym, lab));
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+}
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/* Machine specific built-in functions. */
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--- a/gcc/config/sh/sh.md
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+++ a/gcc/config/sh/sh.md
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@@ -135,6 +135,7 @@
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UNSPEC_PLT
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UNSPEC_CALLER
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UNSPEC_GOTPLT
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+ UNSPEC_PCREL
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UNSPEC_ICACHE
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UNSPEC_INIT_TRAMP
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UNSPEC_FCOSA
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@@ -9470,11 +9471,8 @@ label:
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[(const_int 0)]
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{
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rtx lab = PATTERN (gen_call_site ());
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-
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- if (SYMBOL_REF_LOCAL_P (operands[0]))
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- emit_insn (gen_sym_label2reg (operands[2], operands[0], lab));
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- else
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- emit_insn (gen_symPLT_label2reg (operands[2], operands[0], lab));
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+
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+ sh_expand_sym_label2reg (operands[2], operands[0], lab, false);
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emit_call_insn (gen_calli_pcrel (operands[2], operands[1], copy_rtx (lab)));
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DONE;
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}
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@@ -9605,10 +9603,7 @@ label:
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{
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rtx lab = PATTERN (gen_call_site ());
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- if (SYMBOL_REF_LOCAL_P (operands[1]))
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- emit_insn (gen_sym_label2reg (operands[3], operands[1], lab));
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- else
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- emit_insn (gen_symPLT_label2reg (operands[3], operands[1], lab));
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+ sh_expand_sym_label2reg (operands[3], operands[1], lab, false);
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emit_call_insn (gen_call_valuei_pcrel (operands[0], operands[3],
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operands[2], copy_rtx (lab)));
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DONE;
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@@ -10008,7 +10003,7 @@ label:
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rtx lab = PATTERN (gen_call_site ());
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rtx call_insn;
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- emit_insn (gen_sym_label2reg (operands[2], operands[0], lab));
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+ sh_expand_sym_label2reg (operands[2], operands[0], lab, true);
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call_insn = emit_call_insn (gen_sibcalli_pcrel (operands[2], operands[1],
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copy_rtx (lab)));
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SIBLING_CALL_P (call_insn) = 1;
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@@ -10200,7 +10195,7 @@ label:
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rtx lab = PATTERN (gen_call_site ());
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rtx call_insn;
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- emit_insn (gen_sym_label2reg (operands[3], operands[1], lab));
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+ sh_expand_sym_label2reg (operands[3], operands[1], lab, true);
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call_insn = emit_call_insn (gen_sibcall_valuei_pcrel (operands[0],
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operands[3],
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operands[2],
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@@ -10748,6 +10743,16 @@ label:
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UNSPEC_SYMOFF)))]
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"TARGET_SH1" "")
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+(define_expand "symPCREL_label2reg"
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+ [(set (match_operand:SI 0 "" "")
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+ (const:SI
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+ (unspec:SI
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+ [(const:SI (unspec:SI [(match_operand:SI 1 "" "")] UNSPEC_PCREL))
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+ (const:SI (plus:SI (match_operand:SI 2 "" "")
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+ (const_int 2)))] UNSPEC_PCREL_SYMOFF)))]
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+ "TARGET_SH1"
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+ "")
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+
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(define_expand "symGOT_load"
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[(set (match_dup 2) (match_operand 1 "" ""))
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(set (match_dup 3) (plus (match_dup 2) (reg PIC_REG)))
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