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rs6000.c (constant_pool_expr_p): Make static and return bool. 

* config/rs6000/rs6000.c (constant_pool_expr_p): Make static and
	return bool.
        (toc_relative_expr_p): Likewise.
        (SPE_CONST_OFFSET_OK): Move from rs6000.h.
        (legitimate_constant_pool_address_p): Move from rs6000.h, change
        into a function, downcase all users.
        (legitimate_small_data_p): Likewise.
        (legitimate_offset_address_p): Likewise.
        (legitimate_indexed_address_p): Likewise.
        (legitimate_indirect_address_p): Likewise.
        (legitimate_lo_sum_address_p): Likewise.
        (rs6000_mode_dependent_address): Likewise.
        * rs6000.h (CONSTANT_POOL_EXPR_P, TOC_RELATIVE_EXPR_P): Remove.
        (SPE_CONST_OFFSET_OK, LEGITIMATE_CONSTANT_POOL_ADDRESS_P,
        LEGITIMATE_SMALL_DATA_P, LEGITIMATE_OFFSET_ADDRESS_P,
        LEGITIMATE_INDEXED_ADDRESS_P, LEGITIMATE_INDIRECT_ADDRESS_P,
        LEGITIMATE_LO_SUM_ADDRESS_P): Move into rs6000.c.
        (LEGITIMATE_ADDRESS_INTEGER_P): Remove.
        (GO_IF_MODE_DEPENDENT_ADDRESS): Use rs6000_mode_dependent_address.
        * config/rs6000/rs6000-protos.h: Update.

From-SVN: r66445
This commit is contained in:
Richard Henderson 2003-05-03 17:33:49 -07:00
parent c3a5317cd3
commit 4d588c1434
4 changed files with 259 additions and 120 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

25
gcc/ChangeLog
View File

@ -1,3 +1,26 @@
2003-05-03 Richard Henderson <rth@redhat.com>
* config/rs6000/rs6000.c (constant_pool_expr_p): Make static and
return bool.
(toc_relative_expr_p): Likewise.
(SPE_CONST_OFFSET_OK): Move from rs6000.h.
(legitimate_constant_pool_address_p): Move from rs6000.h, change
into a function, downcase all users.
(legitimate_small_data_p): Likewise.
(legitimate_offset_address_p): Likewise.
(legitimate_indexed_address_p): Likewise.
(legitimate_indirect_address_p): Likewise.
(legitimate_lo_sum_address_p): Likewise.
(rs6000_mode_dependent_address): Likewise.
* rs6000.h (CONSTANT_POOL_EXPR_P, TOC_RELATIVE_EXPR_P): Remove.
(SPE_CONST_OFFSET_OK, LEGITIMATE_CONSTANT_POOL_ADDRESS_P,
LEGITIMATE_SMALL_DATA_P, LEGITIMATE_OFFSET_ADDRESS_P,
LEGITIMATE_INDEXED_ADDRESS_P, LEGITIMATE_INDIRECT_ADDRESS_P,
LEGITIMATE_LO_SUM_ADDRESS_P): Move into rs6000.c.
(LEGITIMATE_ADDRESS_INTEGER_P): Remove.
(GO_IF_MODE_DEPENDENT_ADDRESS): Use rs6000_mode_dependent_address.
* config/rs6000/rs6000-protos.h: Update.
2003-05-03 Geoffrey Keating <geoffk@apple.com>
* config/rs6000/rs6000.h (REVERSIBLE_CC_MODE): Define.
@ -24,7 +47,7 @@
2003-05-03 Aldy Hernandez <aldyh@redhat.com>
* config/rs6000/spe.h: Remove unecessary casts. Misc cleanups.
* config/rs6000/spe.h: Remove unecessary casts. Misc cleanups.
2003-05-03 Zack Weinberg <zack@codesourcery.com>

4
gcc/config/rs6000/rs6000-protos.h
View File

@ -82,8 +82,7 @@ extern int current_file_function_operand PARAMS ((rtx, enum machine_mode));
extern int input_operand PARAMS ((rtx, enum machine_mode));
extern int small_data_operand PARAMS ((rtx, enum machine_mode));
extern int s8bit_cint_operand PARAMS ((rtx, enum machine_mode));
extern int constant_pool_expr_p PARAMS ((rtx));
extern int toc_relative_expr_p PARAMS ((rtx));
extern bool legitimate_constant_pool_address_p PARAMS ((rtx));
extern int expand_block_move PARAMS ((rtx[]));
extern int load_multiple_operation PARAMS ((rtx, enum machine_mode));
extern const char * rs6000_output_load_multiple PARAMS ((rtx[]));
@ -131,6 +130,7 @@ extern rtx rs6000_legitimize_address PARAMS ((rtx, rtx, enum machine_mode));
extern rtx rs6000_legitimize_reload_address PARAMS ((rtx, enum machine_mode,
int, int, int, int *));
extern int rs6000_legitimate_address PARAMS ((enum machine_mode, rtx, int));
extern bool rs6000_mode_dependent_address PARAMS ((rtx));
extern rtx rs6000_return_addr PARAMS ((int, rtx));
extern void rs6000_output_symbol_ref PARAMS ((FILE*, rtx));

258
gcc/config/rs6000/rs6000.c
View File

@ -204,6 +204,13 @@ static unsigned rs6000_hash_constant PARAMS ((rtx));
static unsigned toc_hash_function PARAMS ((const void *));
static int toc_hash_eq PARAMS ((const void *, const void *));
static int constant_pool_expr_1 PARAMS ((rtx, int *, int *));
static bool constant_pool_expr_p PARAMS ((rtx));
static bool toc_relative_expr_p PARAMS ((rtx));
static bool legitimate_small_data_p PARAMS ((enum machine_mode, rtx));
static bool legitimate_offset_address_p PARAMS ((enum machine_mode, rtx, int));
static bool legitimate_indexed_address_p PARAMS ((rtx, int));
static bool legitimate_indirect_address_p PARAMS ((rtx, int));
static bool legitimate_lo_sum_address_p PARAMS ((enum machine_mode, rtx, int));
static struct machine_function * rs6000_init_machine_status PARAMS ((void));
static bool rs6000_assemble_integer PARAMS ((rtx, unsigned int, int));
#ifdef HAVE_GAS_HIDDEN
@ -2154,11 +2161,11 @@ input_operand (op, mode)
return 1;
/* A SYMBOL_REF referring to the TOC is valid. */
if (LEGITIMATE_CONSTANT_POOL_ADDRESS_P (op))
if (legitimate_constant_pool_address_p (op))
return 1;
/* A constant pool expression (relative to the TOC) is valid */
if (TOC_RELATIVE_EXPR_P (op))
if (toc_relative_expr_p (op))
return 1;
/* V.4 allows SYMBOL_REFs and CONSTs that are in the small data region
@ -2216,6 +2223,8 @@ small_data_operand (op, mode)
#endif
}
/* Subroutines of rs6000_legitimize_address and rs6000_legitimate_address. */
static int
constant_pool_expr_1 (op, have_sym, have_toc)
rtx op;
@ -2255,7 +2264,7 @@ constant_pool_expr_1 (op, have_sym, have_toc)
}
}
int
static bool
constant_pool_expr_p (op)
rtx op;
{
@ -2264,15 +2273,164 @@ constant_pool_expr_p (op)
return constant_pool_expr_1 (op, &have_sym, &have_toc) && have_sym;
}
int
static bool
toc_relative_expr_p (op)
rtx op;
{
int have_sym = 0;
int have_toc = 0;
return constant_pool_expr_1 (op, &have_sym, &have_toc) && have_toc;
int have_sym = 0;
int have_toc = 0;
return constant_pool_expr_1 (op, &have_sym, &have_toc) && have_toc;
}
/* SPE offset addressing is limited to 5-bits worth of double words. */
#define SPE_CONST_OFFSET_OK(x) (((x) & ~0xf8) == 0)
bool
legitimate_constant_pool_address_p (x)
rtx x;
{
return (TARGET_TOC
&& GET_CODE (x) == PLUS
&& GET_CODE (XEXP (x, 0)) == REG
&& (TARGET_MINIMAL_TOC || REGNO (XEXP (x, 0)) == TOC_REGISTER)
&& constant_pool_expr_p (XEXP (x, 1)));
}
static bool
legitimate_small_data_p (mode, x)
enum machine_mode mode;
rtx x;
{
return (DEFAULT_ABI == ABI_V4
&& !flag_pic && !TARGET_TOC
&& (GET_CODE (x) == SYMBOL_REF || GET_CODE (x) == CONST)
&& small_data_operand (x, mode));
}
static bool
legitimate_offset_address_p (mode, x, strict)
enum machine_mode mode;
rtx x;
int strict;
{
unsigned HOST_WIDE_INT offset, extra;
if (GET_CODE (x) != PLUS)
return false;
if (GET_CODE (XEXP (x, 0)) != REG)
return false;
if (!INT_REG_OK_FOR_BASE_P (XEXP (x, 0), strict))
return false;
if (GET_CODE (XEXP (x, 1)) != CONST_INT)
return false;
offset = INTVAL (XEXP (x, 1));
extra = 0;
switch (mode)
{
case V16QImode:
case V8HImode:
case V4SFmode:
case V4SImode:
/* AltiVec vector modes. Only reg+reg addressing is valid here,
which leaves the only valid constant offset of zero, which by
canonicalization rules is also invalid. */
return false;
case V4HImode:
case V2SImode:
case V1DImode:
case V2SFmode:
/* SPE vector modes. */
return SPE_CONST_OFFSET_OK (offset);
case DFmode:
case DImode:
if (TARGET_32BIT)
extra = 4;
else if (offset & 3)
return false;
break;
case TFmode:
case TImode:
if (TARGET_32BIT)
extra = 12;
else if (offset & 3)
return false;
else
extra = 8;
break;
default:
break;
}
return (offset + extra >= offset) && (offset + extra + 0x8000 < 0x10000);
}
static bool
legitimate_indexed_address_p (x, strict)
rtx x;
int strict;
{
rtx op0, op1;
if (GET_CODE (x) != PLUS)
return false;
op0 = XEXP (x, 0);
op1 = XEXP (x, 1);
if (!REG_P (op0) || !REG_P (op1))
return false;
return ((INT_REG_OK_FOR_BASE_P (op0, strict)
&& INT_REG_OK_FOR_INDEX_P (op1, strict))
|| (INT_REG_OK_FOR_BASE_P (op1, strict)
&& INT_REG_OK_FOR_INDEX_P (op0, strict)));
}
static inline bool
legitimate_indirect_address_p (x, strict)
rtx x;
int strict;
{
return GET_CODE (x) == REG && INT_REG_OK_FOR_BASE_P (x, strict);
}
static bool
legitimate_lo_sum_address_p (mode, x, strict)
enum machine_mode mode;
rtx x;
int strict;
{
if (GET_CODE (x) != LO_SUM)
return false;
if (GET_CODE (XEXP (x, 0)) != REG)
return false;
if (!INT_REG_OK_FOR_BASE_P (XEXP (x, 0), strict))
return false;
x = XEXP (x, 1);
if (TARGET_ELF)
{
if (DEFAULT_ABI != ABI_AIX && flag_pic)
return false;
if (TARGET_TOC)
return false;
if (GET_MODE_NUNITS (mode) != 1)
return false;
if (GET_MODE_BITSIZE (mode) > 32
&& !(TARGET_HARD_FLOAT && TARGET_FPRS && mode == DFmode))
return false;
return CONSTANT_P (x);
}
return false;
}
/* Try machine-dependent ways of modifying an illegitimate address
to be legitimate. If we find one, return the new, valid address.
This is used from only one place: `memory_address' in explow.c.
@ -2295,6 +2453,7 @@ toc_relative_expr_p (op)
Then check for the sum of a register and something not constant, try to
load the other things into a register and return the sum. */
rtx
rs6000_legitimize_address (x, oldx, mode)
rtx x;
@ -2392,7 +2551,7 @@ rs6000_legitimize_address (x, oldx, mode)
return gen_rtx_LO_SUM (Pmode, reg, (x));
}
else if (TARGET_TOC
&& CONSTANT_POOL_EXPR_P (x)
&& constant_pool_expr_p (x)
&& ASM_OUTPUT_SPECIAL_POOL_ENTRY_P (get_pool_constant (x), Pmode))
{
return create_TOC_reference (x);
@ -2535,7 +2694,7 @@ rs6000_legitimize_reload_address (x, mode, opnum, type, ind_levels, win)
}
#endif
if (TARGET_TOC
&& CONSTANT_POOL_EXPR_P (x)
&& constant_pool_expr_p (x)
&& ASM_OUTPUT_SPECIAL_POOL_ENTRY_P (get_pool_constant (x), mode))
{
(x) = create_TOC_reference (x);
@ -2569,17 +2728,17 @@ rs6000_legitimate_address (mode, x, reg_ok_strict)
rtx x;
int reg_ok_strict;
{
if (LEGITIMATE_INDIRECT_ADDRESS_P (x, reg_ok_strict))
if (legitimate_indirect_address_p (x, reg_ok_strict))
return 1;
if ((GET_CODE (x) == PRE_INC || GET_CODE (x) == PRE_DEC)
&& !ALTIVEC_VECTOR_MODE (mode)
&& !SPE_VECTOR_MODE (mode)
&& TARGET_UPDATE
&& LEGITIMATE_INDIRECT_ADDRESS_P (XEXP (x, 0), reg_ok_strict))
&& legitimate_indirect_address_p (XEXP (x, 0), reg_ok_strict))
return 1;
if (LEGITIMATE_SMALL_DATA_P (mode, x))
if (legitimate_small_data_p (mode, x))
return 1;
if (LEGITIMATE_CONSTANT_POOL_ADDRESS_P (x))
if (legitimate_constant_pool_address_p (x))
return 1;
/* If not REG_OK_STRICT (before reload) let pass any stack offset. */
if (! reg_ok_strict
@ -2588,19 +2747,58 @@ rs6000_legitimate_address (mode, x, reg_ok_strict)
&& XEXP (x, 0) == virtual_stack_vars_rtx
&& GET_CODE (XEXP (x, 1)) == CONST_INT)
return 1;
if (LEGITIMATE_OFFSET_ADDRESS_P (mode, x, reg_ok_strict))
if (legitimate_offset_address_p (mode, x, reg_ok_strict))
return 1;
if (mode != TImode
&& ((TARGET_HARD_FLOAT && TARGET_FPRS)
|| TARGET_POWERPC64
|| (mode != DFmode && mode != TFmode))
&& (TARGET_POWERPC64 || mode != DImode)
&& LEGITIMATE_INDEXED_ADDRESS_P (x, reg_ok_strict))
&& legitimate_indexed_address_p (x, reg_ok_strict))
return 1;
if (LEGITIMATE_LO_SUM_ADDRESS_P (mode, x, reg_ok_strict))
if (legitimate_lo_sum_address_p (mode, x, reg_ok_strict))
return 1;
return 0;
}
/* Go to LABEL if ADDR (a legitimate address expression)
has an effect that depends on the machine mode it is used for.
On the RS/6000 this is true of all integral offsets (since AltiVec
modes don't allow them) or is a pre-increment or decrement.
??? Except that due to conceptual problems in offsettable_address_p
we can't really report the problems of integral offsets. So leave
this assuming that the adjustable offset must be valid for the
sub-words of a TFmode operand, which is what we had before. */
bool
rs6000_mode_dependent_address (addr)
rtx addr;
{
switch (GET_CODE (addr))
{
case PLUS:
if (GET_CODE (XEXP (addr, 1)) == CONST_INT)
{
unsigned HOST_WIDE_INT val = INTVAL (XEXP (addr, 1));
return val + 12 + 0x8000 >= 0x10000;
}
break;
case LO_SUM:
return true;
case PRE_INC:
case PRE_DEC:
return TARGET_UPDATE;
default:
break;
}
return false;
}
/* Try to output insns to set TARGET equal to the constant C if it can
be done in less than N insns. Do all computations in MODE.
@ -2974,7 +3172,7 @@ rs6000_emit_move (dest, source, mode)
reference to it. */
if (TARGET_TOC
&& GET_CODE (operands[1]) == SYMBOL_REF
&& CONSTANT_POOL_EXPR_P (operands[1])
&& constant_pool_expr_p (operands[1])
&& ASM_OUTPUT_SPECIAL_POOL_ENTRY_P (get_pool_constant (operands[1]),
get_pool_mode (operands[1])))
{
@ -2989,8 +3187,8 @@ rs6000_emit_move (dest, source, mode)
|| (GET_CODE (operands[0]) == REG
&& FP_REGNO_P (REGNO (operands[0]))))
&& GET_CODE (operands[1]) != HIGH
&& ! LEGITIMATE_CONSTANT_POOL_ADDRESS_P (operands[1])
&& ! TOC_RELATIVE_EXPR_P (operands[1]))
&& ! legitimate_constant_pool_address_p (operands[1])
&& ! toc_relative_expr_p (operands[1]))
{
/* Emit a USE operation so that the constant isn't deleted if
expensive optimizations are turned on because nobody
@ -3041,7 +3239,7 @@ rs6000_emit_move (dest, source, mode)
operands[1] = force_const_mem (mode, operands[1]);
if (TARGET_TOC
&& CONSTANT_POOL_EXPR_P (XEXP (operands[1], 0))
&& constant_pool_expr_p (XEXP (operands[1], 0))
&& ASM_OUTPUT_SPECIAL_POOL_ENTRY_P (
get_pool_constant (XEXP (operands[1], 0)),
get_pool_mode (XEXP (operands[1], 0))))
@ -6832,14 +7030,14 @@ lmw_operation (op, mode)
|| count != 32 - (int) dest_regno)
return 0;
if (LEGITIMATE_INDIRECT_ADDRESS_P (src_addr, 0))
if (legitimate_indirect_address_p (src_addr, 0))
{
offset = 0;
base_regno = REGNO (src_addr);
if (base_regno == 0)
return 0;
}
else if (LEGITIMATE_OFFSET_ADDRESS_P (SImode, src_addr, 0))
else if (legitimate_offset_address_p (SImode, src_addr, 0))
{
offset = INTVAL (XEXP (src_addr, 1));
base_regno = REGNO (XEXP (src_addr, 0));
@ -6862,12 +7060,12 @@ lmw_operation (op, mode)
|| GET_MODE (SET_SRC (elt)) != SImode)
return 0;
newaddr = XEXP (SET_SRC (elt), 0);
if (LEGITIMATE_INDIRECT_ADDRESS_P (newaddr, 0))
if (legitimate_indirect_address_p (newaddr, 0))
{
newoffset = 0;
addr_reg = newaddr;
}
else if (LEGITIMATE_OFFSET_ADDRESS_P (SImode, newaddr, 0))
else if (legitimate_offset_address_p (SImode, newaddr, 0))
{
addr_reg = XEXP (newaddr, 0);
newoffset = INTVAL (XEXP (newaddr, 1));
@ -6910,14 +7108,14 @@ stmw_operation (op, mode)
|| count != 32 - (int) src_regno)
return 0;
if (LEGITIMATE_INDIRECT_ADDRESS_P (dest_addr, 0))
if (legitimate_indirect_address_p (dest_addr, 0))
{
offset = 0;
base_regno = REGNO (dest_addr);
if (base_regno == 0)
return 0;
}
else if (LEGITIMATE_OFFSET_ADDRESS_P (SImode, dest_addr, 0))
else if (legitimate_offset_address_p (SImode, dest_addr, 0))
{
offset = INTVAL (XEXP (dest_addr, 1));
base_regno = REGNO (XEXP (dest_addr, 0));
@ -6940,12 +7138,12 @@ stmw_operation (op, mode)
|| GET_MODE (SET_DEST (elt)) != SImode)
return 0;
newaddr = XEXP (SET_DEST (elt), 0);
if (LEGITIMATE_INDIRECT_ADDRESS_P (newaddr, 0))
if (legitimate_indirect_address_p (newaddr, 0))
{
newoffset = 0;
addr_reg = newaddr;
}
else if (LEGITIMATE_OFFSET_ADDRESS_P (SImode, newaddr, 0))
else if (legitimate_offset_address_p (SImode, newaddr, 0))
{
addr_reg = XEXP (newaddr, 0);
newoffset = INTVAL (XEXP (newaddr, 1));
@ -8099,7 +8297,7 @@ print_operand (file, x, code)
case 'X':
if (GET_CODE (x) == MEM
&& LEGITIMATE_INDEXED_ADDRESS_P (XEXP (x, 0), 0))
&& legitimate_indexed_address_p (XEXP (x, 0), 0))
putc ('x', file);
return;
@ -8294,7 +8492,7 @@ print_operand_address (file, x)
fprintf (file, ")(%s)", reg_names[ REGNO (XEXP (x, 0)) ]);
}
#endif
else if (LEGITIMATE_CONSTANT_POOL_ADDRESS_P (x))
else if (legitimate_constant_pool_address_p (x))
{
if (TARGET_AIX && (!TARGET_ELF || !TARGET_MINIMAL_TOC))
{

92
gcc/config/rs6000/rs6000.h
View File

@ -1308,7 +1308,7 @@ enum reg_class
#define EXTRA_CONSTRAINT(OP, C) \
((C) == 'Q' ? GET_CODE (OP) == MEM && GET_CODE (XEXP (OP, 0)) == REG \
: (C) == 'R' ? LEGITIMATE_CONSTANT_POOL_ADDRESS_P (OP) \
: (C) == 'R' ? legitimate_constant_pool_address_p (OP) \
: (C) == 'S' ? mask64_operand (OP, DImode) \
: (C) == 'T' ? mask_operand (OP, SImode) \
: (C) == 'U' ? (DEFAULT_ABI == ABI_V4 \
@ -2068,74 +2068,6 @@ typedef struct rs6000_args
adjacent memory cells are accessed by adding word-sized offsets
during assembly output. */
#define CONSTANT_POOL_EXPR_P(X) (constant_pool_expr_p (X))
#define TOC_RELATIVE_EXPR_P(X) (toc_relative_expr_p (X))
/* SPE offset addressing is limited to 5-bits worth of double words. */
#define SPE_CONST_OFFSET_OK(x) (((x) & ~0xf8) == 0)
#define LEGITIMATE_CONSTANT_POOL_ADDRESS_P(X) \
(TARGET_TOC \
&& GET_CODE (X) == PLUS \
&& GET_CODE (XEXP (X, 0)) == REG \
&& (TARGET_MINIMAL_TOC || REGNO (XEXP (X, 0)) == TOC_REGISTER) \
&& CONSTANT_POOL_EXPR_P (XEXP (X, 1)))
#define LEGITIMATE_SMALL_DATA_P(MODE, X) \
(DEFAULT_ABI == ABI_V4 \
&& !flag_pic && !TARGET_TOC \
&& (GET_CODE (X) == SYMBOL_REF || GET_CODE (X) == CONST) \
&& small_data_operand (X, MODE))
#define LEGITIMATE_ADDRESS_INTEGER_P(X, OFFSET) \
(GET_CODE (X) == CONST_INT \
&& (unsigned HOST_WIDE_INT) (INTVAL (X) + (OFFSET) + 0x8000) < 0x10000)
#define LEGITIMATE_OFFSET_ADDRESS_P(MODE, X, STRICT) \
(GET_CODE (X) == PLUS \
&& GET_CODE (XEXP (X, 0)) == REG \
&& INT_REG_OK_FOR_BASE_P (XEXP (X, 0), (STRICT)) \
&& LEGITIMATE_ADDRESS_INTEGER_P (XEXP (X, 1), 0) \
&& (! ALTIVEC_VECTOR_MODE (MODE) \
|| (GET_CODE (XEXP (X,1)) == CONST_INT && INTVAL (XEXP (X,1)) == 0)) \
&& (! SPE_VECTOR_MODE (MODE) \
|| (GET_CODE (XEXP (X, 1)) == CONST_INT \
&& SPE_CONST_OFFSET_OK (INTVAL (XEXP (X, 1))))) \
&& (((MODE) != DFmode && (MODE) != DImode) \
|| (TARGET_32BIT \
? LEGITIMATE_ADDRESS_INTEGER_P (XEXP (X, 1), 4) \
: ! (INTVAL (XEXP (X, 1)) & 3))) \
&& (((MODE) != TFmode && (MODE) != TImode) \
|| (TARGET_32BIT \
? LEGITIMATE_ADDRESS_INTEGER_P (XEXP (X, 1), 12) \
: (LEGITIMATE_ADDRESS_INTEGER_P (XEXP (X, 1), 8) \
&& ! (INTVAL (XEXP (X, 1)) & 3)))))
#define LEGITIMATE_INDEXED_ADDRESS_P(X, STRICT) \
(GET_CODE (X) == PLUS \
&& GET_CODE (XEXP (X, 0)) == REG \
&& GET_CODE (XEXP (X, 1)) == REG \
&& ((INT_REG_OK_FOR_BASE_P (XEXP (X, 0), (STRICT)) \
&& INT_REG_OK_FOR_INDEX_P (XEXP (X, 1), (STRICT))) \
|| (INT_REG_OK_FOR_BASE_P (XEXP (X, 1), (STRICT)) \
&& INT_REG_OK_FOR_INDEX_P (XEXP (X, 0), (STRICT)))))
#define LEGITIMATE_INDIRECT_ADDRESS_P(X, STRICT) \
(GET_CODE (X) == REG && INT_REG_OK_FOR_BASE_P (X, (STRICT)))
#define LEGITIMATE_LO_SUM_ADDRESS_P(MODE, X, STRICT) \
(TARGET_ELF \
&& (DEFAULT_ABI == ABI_AIX || ! flag_pic) \
&& ! TARGET_TOC \
&& GET_MODE_NUNITS (MODE) == 1 \
&& (GET_MODE_BITSIZE (MODE) <= 32 \
|| (TARGET_HARD_FLOAT && TARGET_FPRS && (MODE) == DFmode)) \
&& GET_CODE (X) == LO_SUM \
&& GET_CODE (XEXP (X, 0)) == REG \
&& INT_REG_OK_FOR_BASE_P (XEXP (X, 0), (STRICT)) \
&& CONSTANT_P (XEXP (X, 1)))
#define GO_IF_LEGITIMATE_ADDRESS(MODE, X, ADDR) \
{ if (rs6000_legitimate_address (MODE, X, REG_OK_STRICT_FLAG)) \
goto ADDR; \
@ -2190,27 +2122,13 @@ do { \
} while (0)
/* Go to LABEL if ADDR (a legitimate address expression)
has an effect that depends on the machine mode it is used for.
On the RS/6000 this is true if the address is valid with a zero offset
but not with an offset of four (this means it cannot be used as an
address for DImode or DFmode) or is a pre-increment or decrement. Since
we know it is valid, we just check for an address that is not valid with
an offset of four. */
has an effect that depends on the machine mode it is used for. */
#define GO_IF_MODE_DEPENDENT_ADDRESS(ADDR,LABEL) \
{ if (GET_CODE (ADDR) == PLUS \
&& LEGITIMATE_ADDRESS_INTEGER_P (XEXP (ADDR, 1), 0) \
&& ! LEGITIMATE_ADDRESS_INTEGER_P (XEXP (ADDR, 1), \
(TARGET_32BIT ? 4 : 8))) \
do { \
if (rs6000_mode_dependent_address (ADDR)) \
goto LABEL; \
if (TARGET_UPDATE && GET_CODE (ADDR) == PRE_INC) \
goto LABEL; \
if (TARGET_UPDATE && GET_CODE (ADDR) == PRE_DEC) \
goto LABEL; \
if (GET_CODE (ADDR) == LO_SUM) \
goto LABEL; \
}
} while (0)
/* The register number of the register used to address a table of
static data addresses in memory. In some cases this register is