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Commit e0f7170a by Geoff Keating Committed by Geoffrey Keating
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sysv4.h (MASK_LONG_DOUBLE_128): Define. 

	* config/rs6000/sysv4.h (MASK_LONG_DOUBLE_128): Define.
	(TARGET_LONG_DOUBLE_128): Define.
	(SUBTARGET_SWITCHES): Add -mlong-double-64 and -mlong-double-128.
	(LONG_DOUBLE_TYPE_SIZE): Redefine.
	(MAX_LONG_DOUBLE_TYPE_SIZE): Define.
	(LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Define depending on definition
	of __LONG_DOUBLE_128__.
	(CPP_SYSV_SPEC): Define __LONG_DOUBLE_128__ if -mlong-double-128
	passed.
	(CPP_LONGDOUBLE_DEFAULT_SPEC): Define.
	(CPP_SYSV_DEFAULT_SPEC): Define.
	(SUBTARGET_EXTRA_SPECS): Add cpp_longdouble_default.
	(INIT_TARGET_OPTABS): Define.

From-SVN: r36311
parent 9cb8fcaf
Showing with 99 additions and 0 deletions
gcc/ChangeLog
2000-09-10 Geoff Keating <geoffk@cygnus.com>
* config/rs6000/sysv4.h (MASK_LONG_DOUBLE_128): Define.
(TARGET_LONG_DOUBLE_128): Define.
(SUBTARGET_SWITCHES): Add -mlong-double-64 and -mlong-double-128.
(LONG_DOUBLE_TYPE_SIZE): Redefine.
(MAX_LONG_DOUBLE_TYPE_SIZE): Define.
(LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Define depending on definition
of __LONG_DOUBLE_128__.
(CPP_SYSV_SPEC): Define __LONG_DOUBLE_128__ if -mlong-double-128
passed.
(CPP_LONGDOUBLE_DEFAULT_SPEC): Define.
(CPP_SYSV_DEFAULT_SPEC): Define.
(SUBTARGET_EXTRA_SPECS): Add cpp_longdouble_default.
(INIT_TARGET_OPTABS): Define.
* config/rs6000/aix.h (RS6000_ITRUNC): Moved from rs6000.h.
(RS6000_UITRUNC): Likewise.
(INIT_TARGET_OPTABS): New macro.
......
gcc/config/rs6000/sysv4.h
......@@ -60,6 +60,7 @@ extern enum rs6000_sdata_type rs6000_sdata;
#define MASK_LITTLE_ENDIAN 0x04000000 /* Target is little endian. */
#define MASK_REGNAMES 0x02000000 /* Use alternate register names. */
#define MASK_PROTOTYPE 0x01000000 /* Only prototyped fcns pass variable args. */
#define MASK_LONG_DOUBLE_128 0x00800000 /* Use IEEE quad long double. */
#define TARGET_NO_BITFIELD_TYPE (target_flags & MASK_NO_BITFIELD_TYPE)
#define TARGET_STRICT_ALIGN (target_flags & MASK_STRICT_ALIGN)
......@@ -68,6 +69,7 @@ extern enum rs6000_sdata_type rs6000_sdata;
#define TARGET_LITTLE_ENDIAN (target_flags & MASK_LITTLE_ENDIAN)
#define TARGET_REGNAMES (target_flags & MASK_REGNAMES)
#define TARGET_PROTOTYPE (target_flags & MASK_PROTOTYPE)
#define TARGET_LONG_DOUBLE_128 (target_flags & MASK_LONG_DOUBLE_128)
#define TARGET_TOC ((target_flags & MASK_64BIT) \
|| ((target_flags & (MASK_RELOCATABLE \
| MASK_MINIMAL_TOC)) \
......@@ -126,6 +128,10 @@ extern int g_switch_set; /* Whether -G xx was passed. */
N_("Produce big endian code.") }, \
{ "big", -MASK_LITTLE_ENDIAN, \
N_("Produce big endian code.") }, \
{ "long-double-64", -MASK_LONG_DOUBLE_128, \
N_("Use 64 bit long doubles") }, \
{ "long-double-128", MASK_LONG_DOUBLE_128, \
N_("Use 128 bit long doubles") }, \
{ "no-toc", 0, N_("no description yet") }, \
{ "toc", MASK_MINIMAL_TOC, N_("no description yet") }, \
{ "full-toc", MASK_MINIMAL_TOC, N_("no description yet") }, \
......@@ -350,6 +356,22 @@ do { \
#undef WCHAR_TYPE_SIZE
#define WCHAR_TYPE_SIZE 32
/* Define for support of TFmode long double and REAL_ARITHMETIC.
PowerPC SVR4 ABI says that long double is 4 words. */
#undef LONG_DOUBLE_TYPE_SIZE
#define LONG_DOUBLE_TYPE_SIZE (TARGET_LONG_DOUBLE_128 ? 128 : 64)
/* Constant which presents upper bound of the above value. */
#define MAX_LONG_DOUBLE_TYPE_SIZE 128
/* Define this to set long double type size to use in libgcc2.c, which can
not depend on target_flags. */
#ifdef __LONG_DOUBLE_128__
#define LIBGCC2_LONG_DOUBLE_TYPE_SIZE 128
#else
#define LIBGCC2_LONG_DOUBLE_TYPE_SIZE 64
#endif
/* Make int foo : 8 not cause structures to be aligned to an int boundary. */
/* Override elfos.h definition. */
#undef PCC_BITFIELD_TYPE_MATTERS
......@@ -1164,6 +1186,8 @@ do { \
"%{mrelocatable*: -D_RELOCATABLE} \
%{fpic: -D__PIC__=1 -D__pic__=1} \
%{!fpic: %{fPIC: -D__PIC__=2 -D__pic__=2}} \
%{mlong-double-128: -D__LONG_DOUBLE_128__=1} \
%{!mlong-double-64: %(cpp_longdouble_default)} \
%{mcall-sysv: -D_CALL_SYSV} \
%{mcall-aix: -D_CALL_AIX} %{mcall-aixdesc: -D_CALL_AIX -D_CALL_AIXDESC} \
%{!mcall-sysv: %{!mcall-aix: %{!mcall-aixdesc: %(cpp_sysv_default) }}} \
......@@ -1181,6 +1205,9 @@ do { \
/* Whether floating point is disabled by default. */
#define CPP_FLOAT_DEFAULT_SPEC ""
/* Whether 'long double' is 128 bits by default. */
#define CPP_LONGDOUBLE_DEFAULT_SPEC ""
#define CPP_SYSV_DEFAULT_SPEC "-D_CALL_SYSV"
#define CPP_ENDIAN_BIG_SPEC "-D_BIG_ENDIAN -D__BIG_ENDIAN__ -Amachine(bigendian)"
......@@ -1494,6 +1521,7 @@ do { \
{ "cpp_endian_little", CPP_ENDIAN_LITTLE_SPEC }, \
{ "cpp_endian_solaris", CPP_ENDIAN_SOLARIS_SPEC }, \
{ "cpp_float_default", CPP_FLOAT_DEFAULT_SPEC }, \
{ "cpp_longdouble_default", CPP_LONGDOUBLE_DEFAULT_SPEC }, \
{ "cpp_os_ads", CPP_OS_ADS_SPEC }, \
{ "cpp_os_yellowknife", CPP_OS_YELLOWKNIFE_SPEC }, \
{ "cpp_os_mvme", CPP_OS_MVME_SPEC }, \
......@@ -1521,3 +1549,60 @@ do { \
/* Function name to call to do profiling. */
#define RS6000_MCOUNT "_mcount"
/* Define library calls for quad FP operations. These are all part of the
PowerPC 32bit ABI. */
#define ADDTF3_LIBCALL "_q_add"
#define DIVTF3_LIBCALL "_q_div"
#define EXTENDDFTF2_LIBCALL "_q_dtoq"
#define EQTF2_LIBCALL "_q_feq"
#define GETF2_LIBCALL "_q_fge"
#define GTTF2_LIBCALL "_q_fgt"
#define LETF2_LIBCALL "_q_fle"
#define LTTF2_LIBCALL "_q_flt"
#define NETF2_LIBCALL "_q_fne"
#define FLOATSITF2_LIBCALL "_q_itoq"
#define MULTF3_LIBCALL "_q_mul"
#define NEGTF2_LIBCALL "_q_neg"
#define TRUNCTFDF2_LIBCALL "_q_qtod"
#define FIX_TRUNCTFSI2_LIBCALL "_q_qtoi"
#define TRUNCTFSF2_LIBCALL "_q_qtos"
#define FIXUNS_TRUNCTFSI2_LIBCALL "_q_qtou"
#define SQRTTF_LIBCALL "_q_sqrt"
#define EXTENDSFTF2_LIBCALL "_q_stoq"
#define SUBTF3_LIBCALL "_q_sub"
#define FLOATUNSSITF2_LIBCALL "_q_utoq"
#define INIT_TARGET_OPTABS \
do { \
if (TARGET_HARD_FLOAT) \
{ \
add_optab->handlers[(int) TFmode].libfunc \
= init_one_libfunc (ADDTF3_LIBCALL); \
sub_optab->handlers[(int) TFmode].libfunc \
= init_one_libfunc (SUBTF3_LIBCALL); \
neg_optab->handlers[(int) TFmode].libfunc \
= init_one_libfunc (NEGTF2_LIBCALL); \
smul_optab->handlers[(int) TFmode].libfunc \
= init_one_libfunc (MULTF3_LIBCALL); \
flodiv_optab->handlers[(int) TFmode].libfunc \
= init_one_libfunc (DIVTF3_LIBCALL); \
eqtf2_libfunc = init_one_libfunc (EQTF2_LIBCALL); \
netf2_libfunc = init_one_libfunc (NETF2_LIBCALL); \
gttf2_libfunc = init_one_libfunc (GTTF2_LIBCALL); \
getf2_libfunc = init_one_libfunc (GETF2_LIBCALL); \
lttf2_libfunc = init_one_libfunc (LTTF2_LIBCALL); \
letf2_libfunc = init_one_libfunc (LETF2_LIBCALL); \
trunctfsf2_libfunc = init_one_libfunc (TRUNCTFSF2_LIBCALL); \
trunctfdf2_libfunc = init_one_libfunc (TRUNCTFDF2_LIBCALL); \
extendsftf2_libfunc = init_one_libfunc (EXTENDSFTF2_LIBCALL); \
extenddftf2_libfunc = init_one_libfunc (EXTENDDFTF2_LIBCALL); \
floatsitf_libfunc = init_one_libfunc (FLOATSITF2_LIBCALL); \
fixtfsi_libfunc = init_one_libfunc (FIX_TRUNCTFSI2_LIBCALL); \
fixunstfsi_libfunc \
= init_one_libfunc (FIXUNS_TRUNCTFSI2_LIBCALL); \
if (TARGET_PPC_GPOPT || TARGET_POWER2) \
sqrt_optab->handlers[(int) TFmode].libfunc \
= init_one_libfunc (SQRTTF_LIBCALL); \
} \
} while (0)
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