[AArch64] Delete aarch64_symbol_context which is not used
2015-09-24 Jiong Wang <jiong.wang@arm.com> * config/aarch64/aarch64-protos.h (aarch64_symbol_context): Delete. * config/aarch64/aarch64.c (aarch64_expand_mov_immediate): Likewise. (aarch64_cannot_force_const_mem): Likewise. (aarch64_classify_address): Likewise. (aarch64_classify_symbolic_expression): Likewise. (aarch64_print_operand): Likewise. (aarch64_classify_symbol): Likewise. (aarch64_mov_operand_p): Likewise. * config/aarch64/predicates.md (aarch64_valid_symref): Likewise. (aarch64_mov_operand): Likewise. From-SVN: r228092
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Jiong Wang
Jiong Wang
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@ -1,3 +1,16 @@
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2015-09-24 Jiong Wang <jiong.wang@arm.com>
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* config/aarch64/aarch64-protos.h (aarch64_symbol_context): Delete.
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* config/aarch64/aarch64.c (aarch64_expand_mov_immediate): Likewise.
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(aarch64_cannot_force_const_mem): Likewise.
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(aarch64_classify_address): Likewise.
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(aarch64_classify_symbolic_expression): Likewise.
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(aarch64_print_operand): Likewise.
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(aarch64_classify_symbol): Likewise.
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(aarch64_mov_operand_p): Likewise.
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* config/aarch64/predicates.md (aarch64_valid_symref): Likewise.
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(aarch64_mov_operand): Likewise.
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2015-09-24 Segher Boessenkool <segher@kernel.crashing.org>
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* config/rs6000/rs6000.c (debug_stack_info): Invert the test
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@ -24,18 +24,6 @@
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#include "input.h"
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/*
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SYMBOL_CONTEXT_ADR
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The symbol is used in a load-address operation.
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SYMBOL_CONTEXT_MEM
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The symbol is used as the address in a MEM.
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*/
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enum aarch64_symbol_context
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{
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SYMBOL_CONTEXT_MEM,
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SYMBOL_CONTEXT_ADR
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};
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/* SYMBOL_SMALL_ABSOLUTE: Generate symbol accesses through
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high and lo relocs that calculate the base address using a PC
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relative reloc.
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@ -258,8 +246,7 @@ HOST_WIDE_INT aarch64_initial_elimination_offset (unsigned, unsigned);
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int aarch64_get_condition_code (rtx);
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bool aarch64_bitmask_imm (HOST_WIDE_INT val, machine_mode);
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int aarch64_branch_cost (bool, bool);
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enum aarch64_symbol_type
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aarch64_classify_symbolic_expression (rtx, enum aarch64_symbol_context);
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enum aarch64_symbol_type aarch64_classify_symbolic_expression (rtx);
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bool aarch64_const_vec_all_same_int_p (rtx, HOST_WIDE_INT);
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bool aarch64_constant_address_p (rtx);
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bool aarch64_expand_movmem (rtx *);
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@ -278,8 +265,7 @@ bool aarch64_legitimate_pic_operand_p (rtx);
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bool aarch64_modes_tieable_p (machine_mode mode1,
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machine_mode mode2);
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bool aarch64_move_imm (HOST_WIDE_INT, machine_mode);
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bool aarch64_mov_operand_p (rtx, enum aarch64_symbol_context,
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machine_mode);
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bool aarch64_mov_operand_p (rtx, machine_mode);
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int aarch64_simd_attr_length_rglist (enum machine_mode);
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rtx aarch64_reverse_mask (enum machine_mode);
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bool aarch64_offset_7bit_signed_scaled_p (machine_mode, HOST_WIDE_INT);
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@ -304,8 +290,7 @@ const char *aarch64_mangle_builtin_type (const_tree);
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const char *aarch64_output_casesi (rtx *);
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const char *aarch64_rewrite_selected_cpu (const char *name);
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enum aarch64_symbol_type aarch64_classify_symbol (rtx, rtx,
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enum aarch64_symbol_context);
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enum aarch64_symbol_type aarch64_classify_symbol (rtx, rtx);
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enum aarch64_symbol_type aarch64_classify_tls_symbol (rtx);
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enum reg_class aarch64_regno_regclass (unsigned);
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int aarch64_asm_preferred_eh_data_format (int, int);
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@ -1547,7 +1547,7 @@ aarch64_expand_mov_immediate (rtx dest, rtx imm)
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before we start classifying the symbol. */
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split_const (imm, &base, &offset);
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sty = aarch64_classify_symbol (base, offset, SYMBOL_CONTEXT_ADR);
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sty = aarch64_classify_symbol (base, offset);
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switch (sty)
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{
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case SYMBOL_FORCE_TO_MEM:
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@ -3250,7 +3250,7 @@ aarch64_cannot_force_const_mem (machine_mode mode ATTRIBUTE_UNUSED, rtx x)
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split_const (x, &base, &offset);
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if (GET_CODE (base) == SYMBOL_REF || GET_CODE (base) == LABEL_REF)
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{
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if (aarch64_classify_symbol (base, offset, SYMBOL_CONTEXT_ADR)
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if (aarch64_classify_symbol (base, offset)
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!= SYMBOL_FORCE_TO_MEM)
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return true;
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else
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@ -3696,8 +3696,7 @@ aarch64_classify_address (struct aarch64_address_info *info,
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rtx sym, offs;
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split_const (info->offset, &sym, &offs);
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if (GET_CODE (sym) == SYMBOL_REF
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&& (aarch64_classify_symbol (sym, offs, SYMBOL_CONTEXT_MEM)
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== SYMBOL_SMALL_ABSOLUTE))
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&& (aarch64_classify_symbol (sym, offs) == SYMBOL_SMALL_ABSOLUTE))
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{
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/* The symbol and offset must be aligned to the access size. */
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unsigned int align;
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@ -3743,17 +3742,15 @@ aarch64_symbolic_address_p (rtx x)
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return GET_CODE (x) == SYMBOL_REF || GET_CODE (x) == LABEL_REF;
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}
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/* Classify the base of symbolic expression X, given that X appears in
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context CONTEXT. */
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/* Classify the base of symbolic expression X. */
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enum aarch64_symbol_type
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aarch64_classify_symbolic_expression (rtx x,
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enum aarch64_symbol_context context)
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aarch64_classify_symbolic_expression (rtx x)
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{
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rtx offset;
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split_const (x, &x, &offset);
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return aarch64_classify_symbol (x, offset, context);
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return aarch64_classify_symbol (x, offset);
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}
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@ -4441,7 +4438,7 @@ aarch64_print_operand (FILE *f, rtx x, char code)
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if (GET_CODE (x) == HIGH)
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x = XEXP (x, 0);
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switch (aarch64_classify_symbolic_expression (x, SYMBOL_CONTEXT_ADR))
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switch (aarch64_classify_symbolic_expression (x))
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{
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case SYMBOL_SMALL_GOT_4G:
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asm_fprintf (asm_out_file, ":got:");
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@ -4474,7 +4471,7 @@ aarch64_print_operand (FILE *f, rtx x, char code)
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break;
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case 'L':
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switch (aarch64_classify_symbolic_expression (x, SYMBOL_CONTEXT_ADR))
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switch (aarch64_classify_symbolic_expression (x))
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{
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case SYMBOL_SMALL_GOT_4G:
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asm_fprintf (asm_out_file, ":lo12:");
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@ -4516,7 +4513,7 @@ aarch64_print_operand (FILE *f, rtx x, char code)
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case 'G':
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switch (aarch64_classify_symbolic_expression (x, SYMBOL_CONTEXT_ADR))
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switch (aarch64_classify_symbolic_expression (x))
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{
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case SYMBOL_TLSLE24:
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asm_fprintf (asm_out_file, ":tprel_hi12:");
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@ -8753,11 +8750,10 @@ aarch64_classify_tls_symbol (rtx x)
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}
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/* Return the method that should be used to access SYMBOL_REF or
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LABEL_REF X in context CONTEXT. */
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LABEL_REF X. */
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enum aarch64_symbol_type
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aarch64_classify_symbol (rtx x, rtx offset,
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enum aarch64_symbol_context context ATTRIBUTE_UNUSED)
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aarch64_classify_symbol (rtx x, rtx offset)
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{
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if (GET_CODE (x) == LABEL_REF)
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{
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@ -10185,9 +10181,7 @@ aarch64_simd_imm_scalar_p (rtx x, machine_mode mode ATTRIBUTE_UNUSED)
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}
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bool
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aarch64_mov_operand_p (rtx x,
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enum aarch64_symbol_context context,
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machine_mode mode)
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aarch64_mov_operand_p (rtx x, machine_mode mode)
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{
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if (GET_CODE (x) == HIGH
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&& aarch64_valid_symref (XEXP (x, 0), GET_MODE (XEXP (x, 0))))
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@ -10199,7 +10193,7 @@ aarch64_mov_operand_p (rtx x,
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if (GET_CODE (x) == SYMBOL_REF && mode == DImode && CONSTANT_ADDRESS_P (x))
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return true;
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return aarch64_classify_symbolic_expression (x, context)
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return aarch64_classify_symbolic_expression (x)
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== SYMBOL_TINY_ABSOLUTE;
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}
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@ -165,7 +165,7 @@
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(define_predicate "aarch64_valid_symref"
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(match_code "const, symbol_ref, label_ref")
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{
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return (aarch64_classify_symbolic_expression (op, SYMBOL_CONTEXT_ADR)
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return (aarch64_classify_symbolic_expression (op)
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!= SYMBOL_FORCE_TO_MEM);
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})
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@ -215,7 +215,7 @@
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(and (match_code "reg,subreg,mem,const,const_int,symbol_ref,label_ref,high")
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(ior (match_operand 0 "register_operand")
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(ior (match_operand 0 "memory_operand")
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(match_test "aarch64_mov_operand_p (op, SYMBOL_CONTEXT_ADR, mode)")))))
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(match_test "aarch64_mov_operand_p (op, mode)")))))
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(define_predicate "aarch64_movti_operand"
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(and (match_code "reg,subreg,mem,const_int")
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