config/arm/arm.h

634 #define PROMOTE_MODE(MODE, UNSIGNEDP, TYPE)	\
635   if (GET_MODE_CLASS (MODE) == MODE_INT		\
636       && GET_MODE_SIZE (MODE) < 4)      	\
638       (MODE) = SImode;				\
908 /* The number of (integer) registers required to hold a quantity of type MODE.
910 #define ARM_NUM_REGS(MODE)				\
911   ARM_NUM_INTS (GET_MODE_SIZE (MODE))
913 /* The number of (integer) registers required to hold a quantity of TYPE MODE.  */
914 #define ARM_NUM_REGS2(MODE, TYPE)                   \
915   ARM_NUM_INTS ((MODE) == BLKmode ? 		\
916   int_size_in_bytes (TYPE) : GET_MODE_SIZE (MODE))
1088 #define VALID_IWMMXT_REG_MODE(MODE) \
1089  (arm_vector_mode_supported_p (MODE) || (MODE) == DImode)
1092 #define VALID_NEON_DREG_MODE(MODE) \
1093   ((MODE) == V2SImode || (MODE) == V4HImode || (MODE) == V8QImode \
1094    || (MODE) == V4HFmode || (MODE) == V2SFmode || (MODE) == DImode \
1095    || (MODE) == V4BFmode)
1098 #define VALID_NEON_QREG_MODE(MODE) \
1099   ((MODE) == V4SImode || (MODE) == V8HImode || (MODE) == V16QImode \
1100    || (MODE) == V8HFmode || (MODE) == V4SFmode || (MODE) == V2DImode \
1101    || (MODE) == V8BFmode)
1103 #define VALID_MVE_MODE(MODE) \
1104   ((MODE) == V2DImode ||(MODE) == V4SImode || (MODE) == V8HImode \
1105    || (MODE) == V16QImode || (MODE) == V8HFmode || (MODE) == V4SFmode \
1106    || (MODE) == V2DFmode)
1108 #define VALID_MVE_SI_MODE(MODE) \
1109   ((MODE) == V2DImode ||(MODE) == V4SImode || (MODE) == V8HImode \
1110    || (MODE) == V16QImode)
1112 #define VALID_MVE_SF_MODE(MODE) \
1113   ((MODE) == V8HFmode || (MODE) == V4SFmode || (MODE) == V2DFmode)
1116 #define VALID_NEON_STRUCT_MODE(MODE) \
1117   ((MODE) == TImode || (MODE) == EImode || (MODE) == OImode \
1118    || (MODE) == CImode || (MODE) == XImode)
1120 #define VALID_MVE_STRUCT_MODE(MODE) \
1121   ((MODE) == TImode || (MODE) == OImode || (MODE) == XImode)
1315 #define MODE_BASE_REG_CLASS(MODE)				\
1316    (TARGET_HAVE_MVE ? arm_mode_base_reg_class (MODE)		\
1318    : GET_MODE_SIZE (MODE) >= 4 ? BASE_REGS			\
1323 #define MODE_BASE_REG_REG_CLASS(MODE) BASE_REG_CLASS
1325 /* When this hook returns true for MODE, the compiler allows
1333 #define THUMB_SECONDARY_INPUT_RELOAD_CLASS(CLASS, MODE, X)		\
1337          : (true_regnum (X) + hard_regno_nregs (0, MODE) > 8) ? LO_REGS	\
1341 #define THUMB_SECONDARY_OUTPUT_RELOAD_CLASS(CLASS, MODE, X)		\
1345          : (true_regnum (X) + hard_regno_nregs (0, MODE) > 8) ? LO_REGS	\
1350    or out of a register in CLASS in MODE.  If it can be done directly,
1352 #define SECONDARY_OUTPUT_RELOAD_CLASS(CLASS, MODE, X)		\
1355    ? coproc_secondary_reload_class (MODE, X, FALSE)		\
1357    ? coproc_secondary_reload_class (MODE, X, TRUE)		\
1359    ? (((MODE) == HImode && ! arm_arch4 && true_regnum (X) == -1) \
1361    : THUMB_SECONDARY_OUTPUT_RELOAD_CLASS (CLASS, MODE, X))
1364 #define SECONDARY_INPUT_RELOAD_CLASS(CLASS, MODE, X)		\
1367     ? coproc_secondary_reload_class (MODE, X, FALSE) :		\
1369     coproc_secondary_reload_class (MODE, X, TRUE) :		\
1374     (((MODE) == HImode && ! arm_arch4				\
1379     : THUMB_SECONDARY_INPUT_RELOAD_CLASS (CLASS, MODE, X)))
1382    needed to represent mode MODE in a register of class CLASS.
1385 #define CLASS_MAX_NREGS(CLASS, MODE)  \
1386   (ARM_NUM_REGS (MODE))
1607 #define BLOCK_REG_PADDING(MODE, TYPE, FIRST) \
1608   (arm_pad_reg_upward (MODE, TYPE, FIRST) ? PAD_UPWARD : PAD_DOWNWARD)
1795 #define THUMB1_REGNO_MODE_OK_FOR_BASE_P(REGNO, MODE)		\
1797    || (GET_MODE_SIZE (MODE) >= 4				\
1800 #define REGNO_MODE_OK_FOR_BASE_P(REGNO, MODE)		\
1802    ? THUMB1_REGNO_MODE_OK_FOR_BASE_P (REGNO, MODE)	\
1807 #define REGNO_MODE_OK_FOR_REG_BASE_P(X, MODE)	\
1936 #define THUMB1_REG_MODE_OK_FOR_BASE_P(X, MODE)	\
1939    || (GET_MODE_SIZE (MODE) >= 4		\
1954 #define THUMB1_REG_MODE_OK_FOR_BASE_P(X, MODE)	\
1955   THUMB1_REGNO_MODE_OK_FOR_BASE_P (REGNO (X), MODE)
1963 #define REG_MODE_OK_FOR_BASE_P(X, MODE)		\
1965    ? THUMB1_REG_MODE_OK_FOR_BASE_P (X, MODE)	\
1983 #define REG_MODE_OK_FOR_REG_BASE_P(X, MODE)	\
2036 /* Define if loading in MODE, an integral mode narrower than BITS_PER_WORD
2040 #define LOAD_EXTEND_OP(MODE)						\
2042    ((arm_arch4 || (MODE) == QImode) ? ZERO_EXTEND			\
2043     : ((BYTES_BIG_ENDIAN && (MODE) == HImode) ? SIGN_EXTEND : UNKNOWN)))
2140 #define REVERSIBLE_CC_MODE(MODE) 1
2142 #define REVERSE_CONDITION(CODE,MODE) \
2143   (((MODE) == CCFPmode || (MODE) == CCFPEmode) \
2147 #define CLZ_DEFINED_VALUE_AT_ZERO(MODE, VALUE) \
2148   ((VALUE) = GET_MODE_UNIT_BITSIZE (MODE), 2)
2149 #define CTZ_DEFINED_VALUE_AT_ZERO(MODE, VALUE) \
2150   ((VALUE) = GET_MODE_UNIT_BITSIZE (MODE), 2)