From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from loongson.cn (mail.loongson.cn [114.242.206.163]) by sourceware.org (Postfix) with ESMTP id DA2D9385800E for ; Thu, 31 Mar 2022 11:44:10 +0000 (GMT) DMARC-Filter: OpenDMARC Filter v1.4.1 sourceware.org DA2D9385800E Authentication-Results: sourceware.org; dmarc=none (p=none dis=none) header.from=loongson.cn Authentication-Results: sourceware.org; spf=pass smtp.mailfrom=loongson.cn Received: from [10.130.0.135] (unknown [113.200.148.30]) by mail.loongson.cn (Coremail) with SMTP id AQAAf9Dx3xMGlEViy9kTAA--.22252S3; Thu, 31 Mar 2022 19:44:07 +0800 (CST) Subject: Re: [PING] [PATCH v2] gdb: rename floatformats_ia64_quad to floatformats_ieee_quad To: gdb-patches@sourceware.org References: <1647846258-17638-1-git-send-email-yangtiezhu@loongson.cn> Cc: Tom Tromey From: Tiezhu Yang Message-ID: <947061a3-67fa-ab82-de46-25f2bb92ae85@loongson.cn> Date: Thu, 31 Mar 2022 19:44:06 +0800 User-Agent: Mozilla/5.0 (X11; Linux mips64; rv:45.0) Gecko/20100101 Thunderbird/45.4.0 MIME-Version: 1.0 In-Reply-To: <1647846258-17638-1-git-send-email-yangtiezhu@loongson.cn> Content-Type: text/plain; charset=windows-1252; format=flowed Content-Transfer-Encoding: 7bit X-CM-TRANSID: AQAAf9Dx3xMGlEViy9kTAA--.22252S3 X-Coremail-Antispam: 1UD129KBjvAXoWfJr1UGF1kuF4kKw4DZrWDJwb_yoW8AF1UGo W3JFs29r48tr4jyFZ8Jwn5tFy8Xa90q3yjq3yUX3y5AF4Yq395CrZ7Gr4UXF4UtrsxJw4U Zr1Sv3WYkFWxXr1rn29KB7ZKAUJUUUUU529EdanIXcx71UUUUU7v73VFW2AGmfu7bjvjm3 AaLaJ3UjIYCTnIWjp_UUUYI7k0a2IF6w4kM7kC6x804xWl14x267AKxVWUJVW8JwAFc2x0 x2IEx4CE42xK8VAvwI8IcIk0rVWrJVCq3wAFIxvE14AKwVWUJVWUGwA2ocxC64kIII0Yj4 1l84x0c7CEw4AK67xGY2AK021l84ACjcxK6xIIjxv20xvE14v26ryj6F1UM28EF7xvwVC0 I7IYx2IY6xkF7I0E14v26F4j6r4UJwA2z4x0Y4vEx4A2jsIE14v26rxl6s0DM28EF7xvwV C2z280aVCY1x0267AKxVW0oVCq3wAS0I0E0xvYzxvE52x082IY62kv0487Mc02F40EFcxC 0VAKzVAqx4xG6I80ewAv7VC0I7IYx2IY67AKxVWUGVWUXwAv7VC2z280aVAFwI0_Gr0_Cr 1lOx8S6xCaFVCjc4AY6r1j6r4UM4x0Y48IcVAKI48JMxk0xIA0c2IEe2xFo4CEbIxvr21l c2xSY4AK67AK6r4kMxAIw28IcxkI7VAKI48JMxC20s026xCaFVCjc4AY6r1j6r4UMI8I3I 0E5I8CrVAFwI0_Jr0_Jr4lx2IqxVCjr7xvwVAFwI0_JrI_JrWlx4CE17CEb7AF67AKxVWU XVWUAwCIc40Y0x0EwIxGrwCI42IY6xIIjxv20xvE14v26r1j6r1xMIIF0xvE2Ix0cI8IcV CY1x0267AKxVWUJVW8JwCI42IY6xAIw20EY4v20xvaj40_Wr1j6rW3Jr1lIxAIcVC2z280 aVAFwI0_Jr0_Gr1lIxAIcVC2z280aVCY1x0267AKxVWUJVW8JbIYCTnIWIevJa73UjIFyT uYvjxUyxhLDUUUU X-CM-SenderInfo: p1dqw3xlh2x3gn0dqz5rrqw2lrqou0/ X-Spam-Status: No, score=-12.1 required=5.0 tests=BAYES_00, GIT_PATCH_0, KAM_DMARC_STATUS, KAM_SHORT, NICE_REPLY_A, SPF_HELO_PASS, SPF_PASS, TXREP, T_SCC_BODY_TEXT_LINE autolearn=ham autolearn_force=no version=3.4.4 X-Spam-Checker-Version: SpamAssassin 3.4.4 (2020-01-24) on server2.sourceware.org X-BeenThere: gdb-patches@sourceware.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Gdb-patches mailing list List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Thu, 31 Mar 2022 11:44:15 -0000 On 03/21/2022 03:04 PM, Tiezhu Yang wrote: > It is better to rename floatformats_ia64_quad to floatformats_ieee_quad > to reflect the reality, and then we can clean up the related code. > > As Tom Tromey said [1]: > > These files are maintained in gcc and then imported into the > binutils-gdb repository, so any changes to them will have to > be proposed there first. > > the related changes have been merged into gcc master now [2], it is time > to do it for gdb. > > [1] https://sourceware.org/pipermail/gdb-patches/2022-March/186569.html > [2] https://gcc.gnu.org/git/?p=gcc.git;a=commit;h=b2dff6b2d9d6 > > Signed-off-by: Tiezhu Yang > --- > gdb/aarch64-tdep.c | 2 +- > gdb/gdbtypes.c | 8 ++++---- > gdb/gdbtypes.h | 2 +- > gdb/hppa-tdep.c | 2 +- > gdb/i386-tdep.c | 2 +- > gdb/ia64-vms-tdep.c | 2 +- > gdb/loongarch-tdep.c | 2 +- > gdb/mips-linux-tdep.c | 12 ++---------- > gdb/mips64-obsd-tdep.c | 6 +----- > gdb/ppc-linux-tdep.c | 4 ++-- > gdb/riscv-tdep.c | 2 +- > gdb/rs6000-tdep.c | 2 +- > gdb/s390-tdep.c | 2 +- > gdb/sparc-tdep.c | 6 +----- > include/floatformat.h | 6 +++--- > libiberty/floatformat.c | 34 +++++++++++++++++----------------- > 16 files changed, 39 insertions(+), 55 deletions(-) > > diff --git a/gdb/aarch64-tdep.c b/gdb/aarch64-tdep.c > index b714f61..6881349 100644 > --- a/gdb/aarch64-tdep.c > +++ b/gdb/aarch64-tdep.c > @@ -3618,7 +3618,7 @@ aarch64_gdbarch_init (struct gdbarch_info info, struct gdbarch_list *arches) > set_gdbarch_wchar_signed (gdbarch, 0); > set_gdbarch_float_format (gdbarch, floatformats_ieee_single); > set_gdbarch_double_format (gdbarch, floatformats_ieee_double); > - set_gdbarch_long_double_format (gdbarch, floatformats_ia64_quad); > + set_gdbarch_long_double_format (gdbarch, floatformats_ieee_quad); > set_gdbarch_type_align (gdbarch, aarch64_type_align); > > /* Detect whether PC is at a point where the stack has been destroyed. */ > diff --git a/gdb/gdbtypes.c b/gdb/gdbtypes.c > index f41d6bd..1f8a9e8 100644 > --- a/gdb/gdbtypes.c > +++ b/gdb/gdbtypes.c > @@ -85,6 +85,10 @@ const struct floatformat *floatformats_ieee_double[BFD_ENDIAN_UNKNOWN] = { > &floatformat_ieee_double_big, > &floatformat_ieee_double_little > }; > +const struct floatformat *floatformats_ieee_quad[BFD_ENDIAN_UNKNOWN] = { > + &floatformat_ieee_quad_big, > + &floatformat_ieee_quad_little > +}; > const struct floatformat *floatformats_ieee_double_littlebyte_bigword[BFD_ENDIAN_UNKNOWN] = { > &floatformat_ieee_double_big, > &floatformat_ieee_double_littlebyte_bigword > @@ -105,10 +109,6 @@ const struct floatformat *floatformats_ia64_spill[BFD_ENDIAN_UNKNOWN] = { > &floatformat_ia64_spill_big, > &floatformat_ia64_spill_little > }; > -const struct floatformat *floatformats_ia64_quad[BFD_ENDIAN_UNKNOWN] = { > - &floatformat_ia64_quad_big, > - &floatformat_ia64_quad_little > -}; > const struct floatformat *floatformats_vax_f[BFD_ENDIAN_UNKNOWN] = { > &floatformat_vax_f, > &floatformat_vax_f > diff --git a/gdb/gdbtypes.h b/gdb/gdbtypes.h > index bd192da..2578b77 100644 > --- a/gdb/gdbtypes.h > +++ b/gdb/gdbtypes.h > @@ -2401,12 +2401,12 @@ extern const struct objfile_type *objfile_type (struct objfile *objfile); > extern const struct floatformat *floatformats_ieee_half[BFD_ENDIAN_UNKNOWN]; > extern const struct floatformat *floatformats_ieee_single[BFD_ENDIAN_UNKNOWN]; > extern const struct floatformat *floatformats_ieee_double[BFD_ENDIAN_UNKNOWN]; > +extern const struct floatformat *floatformats_ieee_quad[BFD_ENDIAN_UNKNOWN]; > extern const struct floatformat *floatformats_ieee_double_littlebyte_bigword[BFD_ENDIAN_UNKNOWN]; > extern const struct floatformat *floatformats_i387_ext[BFD_ENDIAN_UNKNOWN]; > extern const struct floatformat *floatformats_m68881_ext[BFD_ENDIAN_UNKNOWN]; > extern const struct floatformat *floatformats_arm_ext[BFD_ENDIAN_UNKNOWN]; > extern const struct floatformat *floatformats_ia64_spill[BFD_ENDIAN_UNKNOWN]; > -extern const struct floatformat *floatformats_ia64_quad[BFD_ENDIAN_UNKNOWN]; > extern const struct floatformat *floatformats_vax_f[BFD_ENDIAN_UNKNOWN]; > extern const struct floatformat *floatformats_vax_d[BFD_ENDIAN_UNKNOWN]; > extern const struct floatformat *floatformats_ibm_long_double[BFD_ENDIAN_UNKNOWN]; > diff --git a/gdb/hppa-tdep.c b/gdb/hppa-tdep.c > index cf84555..a7d227d 100644 > --- a/gdb/hppa-tdep.c > +++ b/gdb/hppa-tdep.c > @@ -3072,7 +3072,7 @@ hppa_gdbarch_init (struct gdbarch_info info, struct gdbarch_list *arches) > and LP64, but might show differences some day. */ > set_gdbarch_long_long_bit (gdbarch, 64); > set_gdbarch_long_double_bit (gdbarch, 128); > - set_gdbarch_long_double_format (gdbarch, floatformats_ia64_quad); > + set_gdbarch_long_double_format (gdbarch, floatformats_ieee_quad); > > /* The following gdbarch vector elements do not depend on the address > size, or in any other gdbarch element previously set. */ > diff --git a/gdb/i386-tdep.c b/gdb/i386-tdep.c > index b98f475..b0a5973 100644 > --- a/gdb/i386-tdep.c > +++ b/gdb/i386-tdep.c > @@ -8243,7 +8243,7 @@ i386_floatformat_for_type (struct gdbarch *gdbarch, > || strcmp (name, "real(kind=16)") == 0 > || strcmp (name, "real*16") == 0 > || strcmp (name, "REAL*16") == 0) > - return floatformats_ia64_quad; > + return floatformats_ieee_quad; > > return default_floatformat_for_type (gdbarch, name, len); > } > diff --git a/gdb/ia64-vms-tdep.c b/gdb/ia64-vms-tdep.c > index 23f3265..9b12df4 100644 > --- a/gdb/ia64-vms-tdep.c > +++ b/gdb/ia64-vms-tdep.c > @@ -132,7 +132,7 @@ static struct libunwind_descr ia64_vms_libunwind_descr; > static void > ia64_openvms_init_abi (struct gdbarch_info info, struct gdbarch *gdbarch) > { > - set_gdbarch_long_double_format (gdbarch, floatformats_ia64_quad); > + set_gdbarch_long_double_format (gdbarch, floatformats_ieee_quad); > > #ifdef HAVE_LIBUNWIND_IA64_H > /* Override the default descriptor. */ > diff --git a/gdb/loongarch-tdep.c b/gdb/loongarch-tdep.c > index 0eda163..88a8382 100644 > --- a/gdb/loongarch-tdep.c > +++ b/gdb/loongarch-tdep.c > @@ -271,7 +271,7 @@ loongarch_gdbarch_init (struct gdbarch_info info, struct gdbarch_list *arches) > set_gdbarch_float_bit (gdbarch, 32); > set_gdbarch_double_bit (gdbarch, 64); > set_gdbarch_long_double_bit (gdbarch, 128); > - set_gdbarch_long_double_format (gdbarch, floatformats_ia64_quad); > + set_gdbarch_long_double_format (gdbarch, floatformats_ieee_quad); > set_gdbarch_ptr_bit (gdbarch, info.bfd_arch_info->bits_per_address); > set_gdbarch_char_signed (gdbarch, 0); > > diff --git a/gdb/mips-linux-tdep.c b/gdb/mips-linux-tdep.c > index 6686355..3f4c1b3 100644 > --- a/gdb/mips-linux-tdep.c > +++ b/gdb/mips-linux-tdep.c > @@ -1556,11 +1556,7 @@ mips_linux_init_abi (struct gdbarch_info info, > set_solib_svr4_fetch_link_map_offsets > (gdbarch, linux_ilp32_fetch_link_map_offsets); > set_gdbarch_long_double_bit (gdbarch, 128); > - /* These floatformats should probably be renamed. MIPS uses > - the same 128-bit IEEE floating point format that IA-64 uses, > - except that the quiet/signalling NaN bit is reversed (GDB > - does not distinguish between quiet and signalling NaNs). */ > - set_gdbarch_long_double_format (gdbarch, floatformats_ia64_quad); > + set_gdbarch_long_double_format (gdbarch, floatformats_ieee_quad); > tramp_frame_prepend_unwinder (gdbarch, > µmips_linux_n32_rt_sigframe); > tramp_frame_prepend_unwinder (gdbarch, &mips_linux_n32_rt_sigframe); > @@ -1572,11 +1568,7 @@ mips_linux_init_abi (struct gdbarch_info info, > set_solib_svr4_fetch_link_map_offsets > (gdbarch, linux_lp64_fetch_link_map_offsets); > set_gdbarch_long_double_bit (gdbarch, 128); > - /* These floatformats should probably be renamed. MIPS uses > - the same 128-bit IEEE floating point format that IA-64 uses, > - except that the quiet/signalling NaN bit is reversed (GDB > - does not distinguish between quiet and signalling NaNs). */ > - set_gdbarch_long_double_format (gdbarch, floatformats_ia64_quad); > + set_gdbarch_long_double_format (gdbarch, floatformats_ieee_quad); > tramp_frame_prepend_unwinder (gdbarch, > µmips_linux_n64_rt_sigframe); > tramp_frame_prepend_unwinder (gdbarch, &mips_linux_n64_rt_sigframe); > diff --git a/gdb/mips64-obsd-tdep.c b/gdb/mips64-obsd-tdep.c > index 0e63d16..8fe2834 100644 > --- a/gdb/mips64-obsd-tdep.c > +++ b/gdb/mips64-obsd-tdep.c > @@ -29,10 +29,6 @@ > #include "mips-tdep.h" > #include "solib-svr4.h" > > -/* The MIPS64 Floating-Point Quad-Precision format is similar to > - big-endian IA-64 Quad-Precision format. */ > -#define floatformats_mips64_quad floatformats_ia64_quad > - > #define MIPS64OBSD_NUM_REGS 73 > > /* Core file support. */ > @@ -150,7 +146,7 @@ mips64obsd_init_abi (struct gdbarch_info info, struct gdbarch *gdbarch) > tramp_frame_prepend_unwinder (gdbarch, &mips64obsd_sigframe); > > set_gdbarch_long_double_bit (gdbarch, 128); > - set_gdbarch_long_double_format (gdbarch, floatformats_mips64_quad); > + set_gdbarch_long_double_format (gdbarch, floatformats_ieee_quad); > > obsd_init_abi(info, gdbarch); > > diff --git a/gdb/ppc-linux-tdep.c b/gdb/ppc-linux-tdep.c > index 0b165fe..63cffbd 100644 > --- a/gdb/ppc-linux-tdep.c > +++ b/gdb/ppc-linux-tdep.c > @@ -1974,7 +1974,7 @@ ppc_floatformat_for_type (struct gdbarch *gdbarch, > || strcmp (name, "_Float64x") == 0 > || strcmp (name, "complex _Float128") == 0 > || strcmp (name, "complex _Float64x") == 0) > - return floatformats_ia64_quad; > + return floatformats_ieee_quad; > > if (strcmp (name, "__ibm128") == 0) > return floatformats_ibm_long_double; > @@ -2053,7 +2053,7 @@ ppc_linux_init_abi (struct gdbarch_info info, > to distinguish between the IBM long double and IEEE quad cases. */ > set_gdbarch_long_double_bit (gdbarch, 16 * TARGET_CHAR_BIT); > if (tdep->long_double_abi == POWERPC_LONG_DOUBLE_IEEE128) > - set_gdbarch_long_double_format (gdbarch, floatformats_ia64_quad); > + set_gdbarch_long_double_format (gdbarch, floatformats_ieee_quad); > else > set_gdbarch_long_double_format (gdbarch, floatformats_ibm_long_double); > > diff --git a/gdb/riscv-tdep.c b/gdb/riscv-tdep.c > index 886996c..036577d 100644 > --- a/gdb/riscv-tdep.c > +++ b/gdb/riscv-tdep.c > @@ -3769,7 +3769,7 @@ riscv_gdbarch_init (struct gdbarch_info info, > set_gdbarch_float_bit (gdbarch, 32); > set_gdbarch_double_bit (gdbarch, 64); > set_gdbarch_long_double_bit (gdbarch, 128); > - set_gdbarch_long_double_format (gdbarch, floatformats_ia64_quad); > + set_gdbarch_long_double_format (gdbarch, floatformats_ieee_quad); > set_gdbarch_ptr_bit (gdbarch, riscv_isa_xlen (gdbarch) * 8); > set_gdbarch_char_signed (gdbarch, 0); > set_gdbarch_type_align (gdbarch, riscv_type_align); > diff --git a/gdb/rs6000-tdep.c b/gdb/rs6000-tdep.c > index ee3f051..7016ed3 100644 > --- a/gdb/rs6000-tdep.c > +++ b/gdb/rs6000-tdep.c > @@ -2434,7 +2434,7 @@ rs6000_builtin_type_vec128 (struct gdbarch *gdbarch) > > /* PPC specific type for IEEE 128-bit float field */ > struct type *t_float128 > - = arch_float_type (gdbarch, 128, "float128_t", floatformats_ia64_quad); > + = arch_float_type (gdbarch, 128, "float128_t", floatformats_ieee_quad); > > struct type *t; > > diff --git a/gdb/s390-tdep.c b/gdb/s390-tdep.c > index 153f0ed..cf53c6d 100644 > --- a/gdb/s390-tdep.c > +++ b/gdb/s390-tdep.c > @@ -7038,7 +7038,7 @@ s390_gdbarch_init (struct gdbarch_info info, struct gdbarch_list *arches) > We can safely let them default to 128-bit, since the debug info > will give the size of type actually used in each case. */ > set_gdbarch_long_double_bit (gdbarch, 128); > - set_gdbarch_long_double_format (gdbarch, floatformats_ia64_quad); > + set_gdbarch_long_double_format (gdbarch, floatformats_ieee_quad); > > set_gdbarch_type_align (gdbarch, s390_type_align); > > diff --git a/gdb/sparc-tdep.c b/gdb/sparc-tdep.c > index 03242ed..1d90bb1 100644 > --- a/gdb/sparc-tdep.c > +++ b/gdb/sparc-tdep.c > @@ -61,10 +61,6 @@ struct regset; > code that can handle both. The 64-bit specific code lives in > sparc64-tdep.c; don't add any here. */ > > -/* The SPARC Floating-Point Quad-Precision format is similar to > - big-endian IA-64 Quad-Precision format. */ > -#define floatformats_sparc_quad floatformats_ia64_quad > - > /* The stack pointer is offset from the stack frame by a BIAS of 2047 > (0x7ff) for 64-bit code. BIAS is likely to be defined on SPARC > hosts, so undefine it first. */ > @@ -1838,7 +1834,7 @@ sparc32_gdbarch_init (struct gdbarch_info info, struct gdbarch_list *arches) > tdep->cp0_registers_num = ARRAY_SIZE (sparc32_cp0_register_names); > > set_gdbarch_long_double_bit (gdbarch, 128); > - set_gdbarch_long_double_format (gdbarch, floatformats_sparc_quad); > + set_gdbarch_long_double_format (gdbarch, floatformats_ieee_quad); > > set_gdbarch_wchar_bit (gdbarch, 16); > set_gdbarch_wchar_signed (gdbarch, 1); > diff --git a/include/floatformat.h b/include/floatformat.h > index c851879..ffb02f9 100644 > --- a/include/floatformat.h > +++ b/include/floatformat.h > @@ -97,7 +97,7 @@ struct floatformat > const struct floatformat *split_half; > }; > > -/* floatformats for IEEE single and double, big and little endian. */ > +/* floatformats for IEEE half, single, double and quad, big and little endian. */ > > extern const struct floatformat floatformat_ieee_half_big; > extern const struct floatformat floatformat_ieee_half_little; > @@ -105,6 +105,8 @@ extern const struct floatformat floatformat_ieee_single_big; > extern const struct floatformat floatformat_ieee_single_little; > extern const struct floatformat floatformat_ieee_double_big; > extern const struct floatformat floatformat_ieee_double_little; > +extern const struct floatformat floatformat_ieee_quad_big; > +extern const struct floatformat floatformat_ieee_quad_little; > > /* floatformat for ARM IEEE double, little endian bytes and big endian words */ > > @@ -128,8 +130,6 @@ extern const struct floatformat floatformat_arm_ext_littlebyte_bigword; > /* IA-64 Floating Point register spilt into memory. */ > extern const struct floatformat floatformat_ia64_spill_big; > extern const struct floatformat floatformat_ia64_spill_little; > -extern const struct floatformat floatformat_ia64_quad_big; > -extern const struct floatformat floatformat_ia64_quad_little; > /* IBM long double (double+double). */ > extern const struct floatformat floatformat_ibm_long_double_big; > extern const struct floatformat floatformat_ibm_long_double_little; > diff --git a/libiberty/floatformat.c b/libiberty/floatformat.c > index ce36bae..f93568b 100644 > --- a/libiberty/floatformat.c > +++ b/libiberty/floatformat.c > @@ -78,7 +78,7 @@ floatformat_always_valid (const struct floatformat *fmt ATTRIBUTE_UNUSED, > a system header, what we do if not, etc. */ > #define FLOATFORMAT_CHAR_BIT 8 > > -/* floatformats for IEEE half, single and double, big and little endian. */ > +/* floatformats for IEEE half, single, double and quad, big and little endian. */ > const struct floatformat floatformat_ieee_half_big = > { > floatformat_big, 16, 0, 1, 5, 15, 31, 6, 10, > @@ -127,6 +127,22 @@ const struct floatformat floatformat_ieee_double_little = > floatformat_always_valid, > NULL > }; > +const struct floatformat floatformat_ieee_quad_big = > +{ > + floatformat_big, 128, 0, 1, 15, 16383, 0x7fff, 16, 112, > + floatformat_intbit_no, > + "floatformat_ieee_quad_big", > + floatformat_always_valid, > + NULL > +}; > +const struct floatformat floatformat_ieee_quad_little = > +{ > + floatformat_little, 128, 0, 1, 15, 16383, 0x7fff, 16, 112, > + floatformat_intbit_no, > + "floatformat_ieee_quad_little", > + floatformat_always_valid, > + NULL > +}; > > /* floatformat for IEEE double, little endian byte order, with big endian word > ordering, as on the ARM. */ > @@ -269,22 +285,6 @@ const struct floatformat floatformat_ia64_spill_little = > floatformat_always_valid, > NULL > }; > -const struct floatformat floatformat_ia64_quad_big = > -{ > - floatformat_big, 128, 0, 1, 15, 16383, 0x7fff, 16, 112, > - floatformat_intbit_no, > - "floatformat_ia64_quad_big", > - floatformat_always_valid, > - NULL > -}; > -const struct floatformat floatformat_ia64_quad_little = > -{ > - floatformat_little, 128, 0, 1, 15, 16383, 0x7fff, 16, 112, > - floatformat_intbit_no, > - "floatformat_ia64_quad_little", > - floatformat_always_valid, > - NULL > -}; > > static int > floatformat_ibm_long_double_is_valid (const struct floatformat *fmt, > Any comments? Thanks, Tiezhu