[V850] Hookize GO_IF_LEGITIMATE_ADDRESS
From-SVN: r225690
This commit is contained in:
Anatoly Sokolov
Anatoly Sokolov
parent
5d85afe92a
commit
b3ba1c09a8
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@ -1,3 +1,12 @@
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2015-07-10 Anatoly Sokolov <aesok@post.ru>
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* config/v850/v850.h (REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P,
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REG_OK_FOR_BASE_P_STRICT, REG_OK_FOR_INDEX_P_STRICT, STRICT,
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RTX_OK_FOR_BASE_P, GO_IF_LEGITIMATE_ADDRESS): Remove macros.
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* config/v850/v850.c (v850_reg_ok_for_base_, v850_rtx_ok_for_base_p,
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v850_legitimate_address_p): New functions.
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(TARGET_ADDR_SPACE_LEGITIMATE_ADDRESS_P): Define.
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2015-07-10 H.J. Lu <hongjiu.lu@intel.com>
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PR target/66819
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@ -3078,6 +3078,66 @@ v850_legitimate_constant_p (machine_mode mode ATTRIBUTE_UNUSED, rtx x)
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&& !CONST_OK_FOR_K (INTVAL (XEXP (XEXP (x, 0), 1)))));
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}
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/* Helper function for `v850_legitimate_address_p'. */
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static bool
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v850_reg_ok_for_base_p (const_rtx reg, bool strict_p)
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{
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if (strict_p)
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{
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return REGNO_OK_FOR_BASE_P (REGNO (reg));
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} else {
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return true;
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}
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}
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/* Accept either REG or SUBREG where a register is valid. */
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static bool
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v850_rtx_ok_for_base_p (const_rtx x, bool strict_p)
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{
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return ((REG_P (x) && v850_reg_ok_for_base_p (x, strict_p))
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|| (SUBREG_P (x) && REG_P (SUBREG_REG (x))
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&& v850_reg_ok_for_base_p (SUBREG_REG (x), strict_p)));
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}
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/* Implement TARGET_LEGITIMATE_ADDRESS_P. */
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static bool
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v850_legitimate_address_p (machine_mode mode, rtx x, bool strict_p,
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addr_space_t as ATTRIBUTE_UNUSED)
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{
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gcc_assert (ADDR_SPACE_GENERIC_P (as));
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if (v850_rtx_ok_for_base_p (x, strict_p))
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return true;
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if (CONSTANT_ADDRESS_P (x)
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&& (mode == QImode || INTVAL (x) % 2 == 0)
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&& (GET_MODE_SIZE (mode) <= 4 || INTVAL (x) % 4 == 0))
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return true;
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if (GET_CODE (x) == LO_SUM
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&& REG_P (XEXP (x, 0))
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&& v850_reg_ok_for_base_p (XEXP (x, 0), strict_p)
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&& CONSTANT_P (XEXP (x, 1))
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&& (!CONST_INT_P (XEXP (x, 1))
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|| ((mode == QImode || INTVAL (XEXP (x, 1)) % 2 == 0)
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&& constraint_satisfied_p (XEXP (x, 1), CONSTRAINT_K)))
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&& GET_MODE_SIZE (mode) <= GET_MODE_SIZE (word_mode))
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return true;
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if (special_symbolref_operand (x, mode)
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&& (GET_MODE_SIZE (mode) <= GET_MODE_SIZE (word_mode)))
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return true;
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if (GET_CODE (x) == PLUS
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&& v850_rtx_ok_for_base_p (XEXP (x, 0), strict_p)
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&& constraint_satisfied_p (XEXP (x,1), CONSTRAINT_K)
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&& ((mode == QImode || INTVAL (XEXP (x, 1)) % 2 == 0)
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&& CONST_OK_FOR_K (INTVAL (XEXP (x, 1))
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+ (GET_MODE_NUNITS (mode) * UNITS_PER_WORD))))
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return true;
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return false;
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}
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static int
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v850_memory_move_cost (machine_mode mode,
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reg_class_t reg_class ATTRIBUTE_UNUSED,
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@ -3280,6 +3340,9 @@ v850_gen_movdi (rtx * operands)
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#undef TARGET_LEGITIMATE_CONSTANT_P
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#define TARGET_LEGITIMATE_CONSTANT_P v850_legitimate_constant_p
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#undef TARGET_ADDR_SPACE_LEGITIMATE_ADDRESS_P
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#define TARGET_ADDR_SPACE_LEGITIMATE_ADDRESS_P v850_legitimate_address_p
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#undef TARGET_CAN_USE_DOLOOP_P
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#define TARGET_CAN_USE_DOLOOP_P can_use_doloop_if_innermost
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@ -592,88 +592,6 @@ struct cum_arg { int nbytes; };
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/* Maximum number of registers that can appear in a valid memory address. */
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#define MAX_REGS_PER_ADDRESS 1
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/* The macros REG_OK_FOR..._P assume that the arg is a REG rtx
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and check its validity for a certain class.
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We have two alternate definitions for each of them.
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The usual definition accepts all pseudo regs; the other rejects
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them unless they have been allocated suitable hard regs.
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The symbol REG_OK_STRICT causes the latter definition to be used.
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Most source files want to accept pseudo regs in the hope that
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they will get allocated to the class that the insn wants them to be in.
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Source files for reload pass need to be strict.
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After reload, it makes no difference, since pseudo regs have
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been eliminated by then. */
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#ifndef REG_OK_STRICT
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/* Nonzero if X is a hard reg that can be used as an index
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or if it is a pseudo reg. */
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#define REG_OK_FOR_INDEX_P(X) 0
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/* Nonzero if X is a hard reg that can be used as a base reg
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or if it is a pseudo reg. */
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#define REG_OK_FOR_BASE_P(X) 1
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#define REG_OK_FOR_INDEX_P_STRICT(X) 0
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#define REG_OK_FOR_BASE_P_STRICT(X) REGNO_OK_FOR_BASE_P (REGNO (X))
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#define STRICT 0
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#else
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/* Nonzero if X is a hard reg that can be used as an index. */
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#define REG_OK_FOR_INDEX_P(X) 0
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/* Nonzero if X is a hard reg that can be used as a base reg. */
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#define REG_OK_FOR_BASE_P(X) REGNO_OK_FOR_BASE_P (REGNO (X))
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#define STRICT 1
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#endif
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/* GO_IF_LEGITIMATE_ADDRESS recognizes an RTL expression
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that is a valid memory address for an instruction.
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The MODE argument is the machine mode for the MEM expression
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that wants to use this address.
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The other macros defined here are used only in GO_IF_LEGITIMATE_ADDRESS,
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except for CONSTANT_ADDRESS_P which is actually
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machine-independent. */
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/* Accept either REG or SUBREG where a register is valid. */
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#define RTX_OK_FOR_BASE_P(X) \
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((REG_P (X) && REG_OK_FOR_BASE_P (X)) \
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|| (GET_CODE (X) == SUBREG && REG_P (SUBREG_REG (X)) \
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&& REG_OK_FOR_BASE_P (SUBREG_REG (X))))
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#define GO_IF_LEGITIMATE_ADDRESS(MODE, X, ADDR) \
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do { \
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if (RTX_OK_FOR_BASE_P (X)) \
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goto ADDR; \
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if (CONSTANT_ADDRESS_P (X) \
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&& (MODE == QImode || INTVAL (X) % 2 == 0) \
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&& (GET_MODE_SIZE (MODE) <= 4 || INTVAL (X) % 4 == 0)) \
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goto ADDR; \
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if (GET_CODE (X) == LO_SUM \
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&& REG_P (XEXP (X, 0)) \
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&& REG_OK_FOR_BASE_P (XEXP (X, 0)) \
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&& CONSTANT_P (XEXP (X, 1)) \
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&& (GET_CODE (XEXP (X, 1)) != CONST_INT \
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|| ((MODE == QImode || INTVAL (XEXP (X, 1)) % 2 == 0) \
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&& CONST_OK_FOR_K (INTVAL (XEXP (X, 1))))) \
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&& GET_MODE_SIZE (MODE) <= GET_MODE_SIZE (word_mode)) \
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goto ADDR; \
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if (special_symbolref_operand (X, MODE) \
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&& (GET_MODE_SIZE (MODE) <= GET_MODE_SIZE (word_mode))) \
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goto ADDR; \
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if (GET_CODE (X) == PLUS \
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&& RTX_OK_FOR_BASE_P (XEXP (X, 0)) \
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&& constraint_satisfied_p (XEXP (X,1), CONSTRAINT_K) \
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&& ((MODE == QImode || INTVAL (XEXP (X, 1)) % 2 == 0) \
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&& CONST_OK_FOR_K (INTVAL (XEXP (X, 1)) \
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+ (GET_MODE_NUNITS (MODE) * UNITS_PER_WORD)))) \
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goto ADDR; \
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} while (0)
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/* Given a comparison code (EQ, NE, etc.) and the first operand of a COMPARE,
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return the mode to be used for the comparison.
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