m32r.h (FUNCTION_ARG, [...]): Move these...
* config/m32r/m32r.h (FUNCTION_ARG, FUNCTION_ARG_ADVANCE): Move these... (ROUND_ADVANCE, ROUND_ADVANCE_ARG, ROUND_ADVANCE_CUM, PASS_IN_REG_P): ...and these... * config/m32r/m32r.c (m32r_function_arg, m32r_function_arg_advance): ..to here.. (ROUND_ADVANCE, ROUND_ADVANCE_ARG, ROUND_ADVANCE_CUM, PASS_IN_REG_P): ...and here. (TARGET_FUNCTION_ARG, TARGET_FUNCTION_ARG_ADVANCE): Define. From-SVN: r163672
This commit is contained in:
Nathan Froyd
Nathan Froyd
parent
3968a1c0e6
commit
6fadd9bb86
3 changed files with 78 additions and 48 deletions
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@ -1,3 +1,15 @@
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2010-08-31 Nathan Froyd <froydnj@codesourcery.com>
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* config/m32r/m32r.h (FUNCTION_ARG, FUNCTION_ARG_ADVANCE): Move
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these...
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(ROUND_ADVANCE, ROUND_ADVANCE_ARG, ROUND_ADVANCE_CUM, PASS_IN_REG_P):
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...and these...
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* config/m32r/m32r.c (m32r_function_arg, m32r_function_arg_advance):
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..to here..
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(ROUND_ADVANCE, ROUND_ADVANCE_ARG, ROUND_ADVANCE_CUM, PASS_IN_REG_P):
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...and here.
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(TARGET_FUNCTION_ARG, TARGET_FUNCTION_ARG_ADVANCE): Define.
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2010-08-31 Nathan Froyd <froydnj@codesourcery.com>
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* config/rx/rx-protos.h (rx_function_arg, rx_function_arg_size):
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@ -90,6 +90,10 @@ static bool m32r_pass_by_reference (CUMULATIVE_ARGS *, enum machine_mode,
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const_tree, bool);
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static int m32r_arg_partial_bytes (CUMULATIVE_ARGS *, enum machine_mode,
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tree, bool);
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static rtx m32r_function_arg (CUMULATIVE_ARGS *, enum machine_mode,
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const_tree, bool);
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static void m32r_function_arg_advance (CUMULATIVE_ARGS *, enum machine_mode,
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const_tree, bool);
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static bool m32r_can_eliminate (const int, const int);
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static void m32r_trampoline_init (rtx, tree, rtx);
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@ -162,6 +166,10 @@ static const struct attribute_spec m32r_attribute_table[] =
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#define TARGET_PASS_BY_REFERENCE m32r_pass_by_reference
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#undef TARGET_ARG_PARTIAL_BYTES
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#define TARGET_ARG_PARTIAL_BYTES m32r_arg_partial_bytes
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#undef TARGET_FUNCTION_ARG
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#define TARGET_FUNCTION_ARG m32r_function_arg
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#undef TARGET_FUNCTION_ARG_ADVANCE
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#define TARGET_FUNCTION_ARG_ADVANCE m32r_function_arg_advance
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#undef TARGET_CAN_ELIMINATE
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#define TARGET_CAN_ELIMINATE m32r_can_eliminate
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@ -1172,6 +1180,64 @@ m32r_arg_partial_bytes (CUMULATIVE_ARGS *cum, enum machine_mode mode,
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return words * UNITS_PER_WORD;
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}
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/* The ROUND_ADVANCE* macros are local to this file. */
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/* Round SIZE up to a word boundary. */
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#define ROUND_ADVANCE(SIZE) \
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(((SIZE) + UNITS_PER_WORD - 1) / UNITS_PER_WORD)
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/* Round arg MODE/TYPE up to the next word boundary. */
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#define ROUND_ADVANCE_ARG(MODE, TYPE) \
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((MODE) == BLKmode \
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? ROUND_ADVANCE ((unsigned int) int_size_in_bytes (TYPE)) \
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: ROUND_ADVANCE ((unsigned int) GET_MODE_SIZE (MODE)))
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/* Round CUM up to the necessary point for argument MODE/TYPE. */
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#define ROUND_ADVANCE_CUM(CUM, MODE, TYPE) (CUM)
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/* Return boolean indicating arg of type TYPE and mode MODE will be passed in
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a reg. This includes arguments that have to be passed by reference as the
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pointer to them is passed in a reg if one is available (and that is what
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we're given).
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This macro is only used in this file. */
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#define PASS_IN_REG_P(CUM, MODE, TYPE) \
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(ROUND_ADVANCE_CUM ((CUM), (MODE), (TYPE)) < M32R_MAX_PARM_REGS)
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/* Determine where to put an argument to a function.
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Value is zero to push the argument on the stack,
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or a hard register in which to store the argument.
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MODE is the argument's machine mode.
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TYPE is the data type of the argument (as a tree).
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This is null for libcalls where that information may
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not be available.
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CUM is a variable of type CUMULATIVE_ARGS which gives info about
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the preceding args and about the function being called.
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NAMED is nonzero if this argument is a named parameter
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(otherwise it is an extra parameter matching an ellipsis). */
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/* On the M32R the first M32R_MAX_PARM_REGS args are normally in registers
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and the rest are pushed. */
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static rtx
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m32r_function_arg (CUMULATIVE_ARGS *cum, enum machine_mode mode,
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const_tree type, bool named ATTRIBUTE_UNUSED)
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{
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return (PASS_IN_REG_P (*cum, mode, type)
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? gen_rtx_REG (mode, ROUND_ADVANCE_CUM (*cum, mode, type))
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: NULL_RTX);
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}
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/* Update the data in CUM to advance over an argument
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of mode MODE and data type TYPE.
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(TYPE is null for libcalls where that information may not be available.) */
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static void
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m32r_function_arg_advance (CUMULATIVE_ARGS *cum, enum machine_mode mode,
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const_tree type, bool named ATTRIBUTE_UNUSED)
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{
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*cum = (ROUND_ADVANCE_CUM (*cum, mode, type)
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+ ROUND_ADVANCE_ARG (mode, type));
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}
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/* Worker function for TARGET_RETURN_IN_MEMORY. */
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static bool
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@ -843,54 +843,6 @@ extern enum reg_class m32r_regno_reg_class[FIRST_PSEUDO_REGISTER];
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#define FUNCTION_ARG_REGNO_P(N) \
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((unsigned) (N) < M32R_MAX_PARM_REGS)
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/* The ROUND_ADVANCE* macros are local to this file. */
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/* Round SIZE up to a word boundary. */
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#define ROUND_ADVANCE(SIZE) \
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(((SIZE) + UNITS_PER_WORD - 1) / UNITS_PER_WORD)
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/* Round arg MODE/TYPE up to the next word boundary. */
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#define ROUND_ADVANCE_ARG(MODE, TYPE) \
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((MODE) == BLKmode \
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? ROUND_ADVANCE ((unsigned int) int_size_in_bytes (TYPE)) \
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: ROUND_ADVANCE ((unsigned int) GET_MODE_SIZE (MODE)))
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/* Round CUM up to the necessary point for argument MODE/TYPE. */
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#define ROUND_ADVANCE_CUM(CUM, MODE, TYPE) (CUM)
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/* Return boolean indicating arg of type TYPE and mode MODE will be passed in
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a reg. This includes arguments that have to be passed by reference as the
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pointer to them is passed in a reg if one is available (and that is what
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we're given).
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This macro is only used in this file. */
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#define PASS_IN_REG_P(CUM, MODE, TYPE) \
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(ROUND_ADVANCE_CUM ((CUM), (MODE), (TYPE)) < M32R_MAX_PARM_REGS)
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/* Determine where to put an argument to a function.
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Value is zero to push the argument on the stack,
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or a hard register in which to store the argument.
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MODE is the argument's machine mode.
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TYPE is the data type of the argument (as a tree).
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This is null for libcalls where that information may
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not be available.
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CUM is a variable of type CUMULATIVE_ARGS which gives info about
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the preceding args and about the function being called.
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NAMED is nonzero if this argument is a named parameter
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(otherwise it is an extra parameter matching an ellipsis). */
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/* On the M32R the first M32R_MAX_PARM_REGS args are normally in registers
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and the rest are pushed. */
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#define FUNCTION_ARG(CUM, MODE, TYPE, NAMED) \
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(PASS_IN_REG_P ((CUM), (MODE), (TYPE)) \
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? gen_rtx_REG ((MODE), ROUND_ADVANCE_CUM ((CUM), (MODE), (TYPE))) \
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: 0)
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/* Update the data in CUM to advance over an argument
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of mode MODE and data type TYPE.
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(TYPE is null for libcalls where that information may not be available.) */
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#define FUNCTION_ARG_ADVANCE(CUM, MODE, TYPE, NAMED) \
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((CUM) = (ROUND_ADVANCE_CUM ((CUM), (MODE), (TYPE)) \
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+ ROUND_ADVANCE_ARG ((MODE), (TYPE))))
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/* If defined, a C expression that gives the alignment boundary, in bits,
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of an argument with the specified mode and type. If it is not defined,
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PARM_BOUNDARY is used for all arguments. */
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