From f29b7c492d8a06581cf1b573b7e5907daa8c139c Mon Sep 17 00:00:00 2001 From: Szabolcs Nagy Date: Fri, 20 Apr 2018 18:06:44 +0100 Subject: Remove the error handling wrapper from log Introduce new log symbol version that doesn't do SVID compatible error handling. The standard errno and fp exception based error handling is inline in the new code and does not have significant overhead. The wrapper is disabled for sysdeps/ieee754/dbl-64 by using empty w_log.c and enabled for targets with their own log implementation by including math/w_log.c. The compatibility symbol version still uses the wrapper with SVID error handling around the new code. There is no new symbol version nor compatibility code on !LIBM_SVID_COMPAT targets (e.g. riscv). On targets where previously logl was an alias of log, now it points to the compatibility symbol with the wrapper, because it still need the SVID compatible error handling. This affects NO_LONG_DOUBLE (e.g. arm) and LONG_DOUBLE_COMPAT (e.g. alpha) targets as well. The __log_finite symbol is now an alias of log. Both __log_finite and log set errno and thus not const functions. The ia64 asm is changed so the compat and new symbol versions map to the same address. On x86_64 #include was added before macro definitions that may affect that header. Tested with build-many-glibcs.py. * math/Versions (GLIBC_2.29): Add log. * math/w_log_compat.c (__log_compat): Change to versioned compat symbol. * math/w_log.c: New file. * sysdeps/i386/fpu/w_log.c: New file. * sysdeps/ia64/fpu/e_log.S: Update. * sysdeps/ieee754/dbl-64/e_log.c (__ieee754_log): Rename to __log and add necessary aliases. * sysdeps/ieee754/dbl-64/w_log.c: New file. * sysdeps/m68k/m680x0/fpu/w_log.c: New file. * sysdeps/mach/hurd/i386/libm.abilist: Update. * sysdeps/unix/sysv/linux/aarch64/libm.abilist: Update. * sysdeps/unix/sysv/linux/alpha/libm.abilist: Update. * sysdeps/unix/sysv/linux/arm/libm.abilist: Update. * sysdeps/unix/sysv/linux/hppa/libm.abilist: Update. * sysdeps/unix/sysv/linux/i386/libm.abilist: Update. * sysdeps/unix/sysv/linux/ia64/libm.abilist: Update. * sysdeps/unix/sysv/linux/m68k/coldfire/libm.abilist: Update. * sysdeps/unix/sysv/linux/m68k/m680x0/libm.abilist: Update. * sysdeps/unix/sysv/linux/microblaze/libm.abilist: Update. * sysdeps/unix/sysv/linux/mips/mips32/libm.abilist: Update. * sysdeps/unix/sysv/linux/mips/mips64/libm.abilist: Update. * sysdeps/unix/sysv/linux/nios2/libm.abilist: Update. * sysdeps/unix/sysv/linux/powerpc/powerpc32/fpu/libm.abilist: Update. * sysdeps/unix/sysv/linux/powerpc/powerpc32/nofpu/libm.abilist: Update. * sysdeps/unix/sysv/linux/powerpc/powerpc64/libm-le.abilist: Update. * sysdeps/unix/sysv/linux/powerpc/powerpc64/libm.abilist: Update. * sysdeps/unix/sysv/linux/s390/s390-32/libm.abilist: Update. * sysdeps/unix/sysv/linux/s390/s390-64/libm.abilist: Update. * sysdeps/unix/sysv/linux/sh/libm.abilist: Update. * sysdeps/unix/sysv/linux/sparc/sparc32/libm.abilist: Update. * sysdeps/unix/sysv/linux/sparc/sparc64/libm.abilist: Update. * sysdeps/unix/sysv/linux/x86_64/64/libm.abilist: Update. * sysdeps/unix/sysv/linux/x86_64/x32/libm.abilist: Update. * sysdeps/x86_64/fpu/multiarch/e_log-avx.c (__ieee754_log): Rename to __log. * sysdeps/x86_64/fpu/multiarch/e_log-fma.c (__ieee754_log): Likewise. * sysdeps/x86_64/fpu/multiarch/e_log-fma4.c (__ieee754_log): Likewise. * sysdeps/x86_64/fpu/multiarch/e_log.c (__ieee754_log): Likewise. * sysdeps/x86_64/fpu/multiarch/w_log.c: New file. --- sysdeps/unix/sysv/linux/aarch64/libm.abilist | 1 + sysdeps/unix/sysv/linux/alpha/libm.abilist | 1 + sysdeps/unix/sysv/linux/arm/libm.abilist | 1 + sysdeps/unix/sysv/linux/hppa/libm.abilist | 1 + sysdeps/unix/sysv/linux/i386/libm.abilist | 1 + sysdeps/unix/sysv/linux/ia64/libm.abilist | 1 + sysdeps/unix/sysv/linux/m68k/coldfire/libm.abilist | 1 + sysdeps/unix/sysv/linux/m68k/m680x0/libm.abilist | 1 + sysdeps/unix/sysv/linux/microblaze/libm.abilist | 1 + sysdeps/unix/sysv/linux/mips/mips32/libm.abilist | 1 + sysdeps/unix/sysv/linux/mips/mips64/libm.abilist | 1 + sysdeps/unix/sysv/linux/nios2/libm.abilist | 1 + sysdeps/unix/sysv/linux/powerpc/powerpc32/fpu/libm.abilist | 1 + sysdeps/unix/sysv/linux/powerpc/powerpc32/nofpu/libm.abilist | 1 + sysdeps/unix/sysv/linux/powerpc/powerpc64/libm-le.abilist | 1 + sysdeps/unix/sysv/linux/powerpc/powerpc64/libm.abilist | 1 + sysdeps/unix/sysv/linux/s390/s390-32/libm.abilist | 1 + sysdeps/unix/sysv/linux/s390/s390-64/libm.abilist | 1 + sysdeps/unix/sysv/linux/sh/libm.abilist | 1 + sysdeps/unix/sysv/linux/sparc/sparc32/libm.abilist | 1 + sysdeps/unix/sysv/linux/sparc/sparc64/libm.abilist | 1 + sysdeps/unix/sysv/linux/x86_64/64/libm.abilist | 1 + sysdeps/unix/sysv/linux/x86_64/x32/libm.abilist | 1 + 23 files changed, 23 insertions(+) (limited to 'sysdeps/unix/sysv') diff --git a/sysdeps/unix/sysv/linux/aarch64/libm.abilist b/sysdeps/unix/sysv/linux/aarch64/libm.abilist index cfb8f7d..6785ac6 100644 --- a/sysdeps/unix/sysv/linux/aarch64/libm.abilist +++ b/sysdeps/unix/sysv/linux/aarch64/libm.abilist @@ -1034,3 +1034,4 @@ GLIBC_2.28 fsub F GLIBC_2.28 fsubl F GLIBC_2.29 exp F GLIBC_2.29 exp2 F +GLIBC_2.29 log F diff --git a/sysdeps/unix/sysv/linux/alpha/libm.abilist b/sysdeps/unix/sysv/linux/alpha/libm.abilist index 8a7f92f..132ea00 100644 --- a/sysdeps/unix/sysv/linux/alpha/libm.abilist +++ b/sysdeps/unix/sysv/linux/alpha/libm.abilist @@ -1045,6 +1045,7 @@ GLIBC_2.28 fsub F GLIBC_2.28 fsubl F GLIBC_2.29 exp F GLIBC_2.29 exp2 F +GLIBC_2.29 log F GLIBC_2.3.4 __c1_cabsf F GLIBC_2.3.4 __c1_cacosf F GLIBC_2.3.4 __c1_cacoshf F diff --git a/sysdeps/unix/sysv/linux/arm/libm.abilist b/sysdeps/unix/sysv/linux/arm/libm.abilist index a4a2c9b..45a2337 100644 --- a/sysdeps/unix/sysv/linux/arm/libm.abilist +++ b/sysdeps/unix/sysv/linux/arm/libm.abilist @@ -455,6 +455,7 @@ GLIBC_2.28 fsub F GLIBC_2.28 fsubl F GLIBC_2.29 exp F GLIBC_2.29 exp2 F +GLIBC_2.29 log F GLIBC_2.4 _LIB_VERSION D 0x4 GLIBC_2.4 __clog10 F GLIBC_2.4 __clog10f F diff --git a/sysdeps/unix/sysv/linux/hppa/libm.abilist b/sysdeps/unix/sysv/linux/hppa/libm.abilist index c665d65..b0689ff 100644 --- a/sysdeps/unix/sysv/linux/hppa/libm.abilist +++ b/sysdeps/unix/sysv/linux/hppa/libm.abilist @@ -766,4 +766,5 @@ GLIBC_2.28 fsub F GLIBC_2.28 fsubl F GLIBC_2.29 exp F GLIBC_2.29 exp2 F +GLIBC_2.29 log F GLIBC_2.4 exp2l F diff --git a/sysdeps/unix/sysv/linux/i386/libm.abilist b/sysdeps/unix/sysv/linux/i386/libm.abilist index 6728695..3afd304 100644 --- a/sysdeps/unix/sysv/linux/i386/libm.abilist +++ b/sysdeps/unix/sysv/linux/i386/libm.abilist @@ -1077,3 +1077,4 @@ GLIBC_2.28 fsub F GLIBC_2.28 fsubl F GLIBC_2.29 exp F GLIBC_2.29 exp2 F +GLIBC_2.29 log F diff --git a/sysdeps/unix/sysv/linux/ia64/libm.abilist b/sysdeps/unix/sysv/linux/ia64/libm.abilist index 3a5d2fb..637fd15 100644 --- a/sysdeps/unix/sysv/linux/ia64/libm.abilist +++ b/sysdeps/unix/sysv/linux/ia64/libm.abilist @@ -1007,3 +1007,4 @@ GLIBC_2.28 fsub F GLIBC_2.28 fsubl F GLIBC_2.29 exp F GLIBC_2.29 exp2 F +GLIBC_2.29 log F diff --git a/sysdeps/unix/sysv/linux/m68k/coldfire/libm.abilist b/sysdeps/unix/sysv/linux/m68k/coldfire/libm.abilist index a4a2c9b..45a2337 100644 --- a/sysdeps/unix/sysv/linux/m68k/coldfire/libm.abilist +++ b/sysdeps/unix/sysv/linux/m68k/coldfire/libm.abilist @@ -455,6 +455,7 @@ GLIBC_2.28 fsub F GLIBC_2.28 fsubl F GLIBC_2.29 exp F GLIBC_2.29 exp2 F +GLIBC_2.29 log F GLIBC_2.4 _LIB_VERSION D 0x4 GLIBC_2.4 __clog10 F GLIBC_2.4 __clog10f F diff --git a/sysdeps/unix/sysv/linux/m68k/m680x0/libm.abilist b/sysdeps/unix/sysv/linux/m68k/m680x0/libm.abilist index 84a580a..b1689c2 100644 --- a/sysdeps/unix/sysv/linux/m68k/m680x0/libm.abilist +++ b/sysdeps/unix/sysv/linux/m68k/m680x0/libm.abilist @@ -806,3 +806,4 @@ GLIBC_2.28 fsub F GLIBC_2.28 fsubl F GLIBC_2.29 exp F GLIBC_2.29 exp2 F +GLIBC_2.29 log F diff --git a/sysdeps/unix/sysv/linux/microblaze/libm.abilist b/sysdeps/unix/sysv/linux/microblaze/libm.abilist index f2c3143..ae59dfb 100644 --- a/sysdeps/unix/sysv/linux/microblaze/libm.abilist +++ b/sysdeps/unix/sysv/linux/microblaze/libm.abilist @@ -767,3 +767,4 @@ GLIBC_2.28 fsub F GLIBC_2.28 fsubl F GLIBC_2.29 exp F GLIBC_2.29 exp2 F +GLIBC_2.29 log F diff --git a/sysdeps/unix/sysv/linux/mips/mips32/libm.abilist b/sysdeps/unix/sysv/linux/mips/mips32/libm.abilist index 7ecaeea..38c6651 100644 --- a/sysdeps/unix/sysv/linux/mips/mips32/libm.abilist +++ b/sysdeps/unix/sysv/linux/mips/mips32/libm.abilist @@ -766,4 +766,5 @@ GLIBC_2.28 fsub F GLIBC_2.28 fsubl F GLIBC_2.29 exp F GLIBC_2.29 exp2 F +GLIBC_2.29 log F GLIBC_2.4 exp2l F diff --git a/sysdeps/unix/sysv/linux/mips/mips64/libm.abilist b/sysdeps/unix/sysv/linux/mips/mips64/libm.abilist index c3679e8..09777c7 100644 --- a/sysdeps/unix/sysv/linux/mips/mips64/libm.abilist +++ b/sysdeps/unix/sysv/linux/mips/mips64/libm.abilist @@ -1034,3 +1034,4 @@ GLIBC_2.28 fsub F GLIBC_2.28 fsubl F GLIBC_2.29 exp F GLIBC_2.29 exp2 F +GLIBC_2.29 log F diff --git a/sysdeps/unix/sysv/linux/nios2/libm.abilist b/sysdeps/unix/sysv/linux/nios2/libm.abilist index 2964682..59fc049 100644 --- a/sysdeps/unix/sysv/linux/nios2/libm.abilist +++ b/sysdeps/unix/sysv/linux/nios2/libm.abilist @@ -767,3 +767,4 @@ GLIBC_2.28 fsub F GLIBC_2.28 fsubl F GLIBC_2.29 exp F GLIBC_2.29 exp2 F +GLIBC_2.29 log F diff --git a/sysdeps/unix/sysv/linux/powerpc/powerpc32/fpu/libm.abilist b/sysdeps/unix/sysv/linux/powerpc/powerpc32/fpu/libm.abilist index f7ceb78..7788f76 100644 --- a/sysdeps/unix/sysv/linux/powerpc/powerpc32/fpu/libm.abilist +++ b/sysdeps/unix/sysv/linux/powerpc/powerpc32/fpu/libm.abilist @@ -812,6 +812,7 @@ GLIBC_2.28 fsub F GLIBC_2.28 fsubl F GLIBC_2.29 exp F GLIBC_2.29 exp2 F +GLIBC_2.29 log F GLIBC_2.4 __clog10l F GLIBC_2.4 __finitel F GLIBC_2.4 __fpclassifyl F diff --git a/sysdeps/unix/sysv/linux/powerpc/powerpc32/nofpu/libm.abilist b/sysdeps/unix/sysv/linux/powerpc/powerpc32/nofpu/libm.abilist index 7e1c1b5..cae3604 100644 --- a/sysdeps/unix/sysv/linux/powerpc/powerpc32/nofpu/libm.abilist +++ b/sysdeps/unix/sysv/linux/powerpc/powerpc32/nofpu/libm.abilist @@ -811,6 +811,7 @@ GLIBC_2.28 fsub F GLIBC_2.28 fsubl F GLIBC_2.29 exp F GLIBC_2.29 exp2 F +GLIBC_2.29 log F GLIBC_2.4 __clog10l F GLIBC_2.4 __finitel F GLIBC_2.4 __fpclassifyl F diff --git a/sysdeps/unix/sysv/linux/powerpc/powerpc64/libm-le.abilist b/sysdeps/unix/sysv/linux/powerpc/powerpc64/libm-le.abilist index de18417..732825e 100644 --- a/sysdeps/unix/sysv/linux/powerpc/powerpc64/libm-le.abilist +++ b/sysdeps/unix/sysv/linux/powerpc/powerpc64/libm-le.abilist @@ -1078,3 +1078,4 @@ GLIBC_2.28 fsub F GLIBC_2.28 fsubl F GLIBC_2.29 exp F GLIBC_2.29 exp2 F +GLIBC_2.29 log F diff --git a/sysdeps/unix/sysv/linux/powerpc/powerpc64/libm.abilist b/sysdeps/unix/sysv/linux/powerpc/powerpc64/libm.abilist index 6dd35db..59f083d 100644 --- a/sysdeps/unix/sysv/linux/powerpc/powerpc64/libm.abilist +++ b/sysdeps/unix/sysv/linux/powerpc/powerpc64/libm.abilist @@ -490,6 +490,7 @@ GLIBC_2.28 fsub F GLIBC_2.28 fsubl F GLIBC_2.29 exp F GLIBC_2.29 exp2 F +GLIBC_2.29 log F GLIBC_2.3 _LIB_VERSION D 0x4 GLIBC_2.3 __clog10 F GLIBC_2.3 __clog10f F diff --git a/sysdeps/unix/sysv/linux/s390/s390-32/libm.abilist b/sysdeps/unix/sysv/linux/s390/s390-32/libm.abilist index b33b214..5a68b27 100644 --- a/sysdeps/unix/sysv/linux/s390/s390-32/libm.abilist +++ b/sysdeps/unix/sysv/linux/s390/s390-32/libm.abilist @@ -1035,6 +1035,7 @@ GLIBC_2.28 fsub F GLIBC_2.28 fsubl F GLIBC_2.29 exp F GLIBC_2.29 exp2 F +GLIBC_2.29 log F GLIBC_2.4 __clog10l F GLIBC_2.4 __finitel F GLIBC_2.4 __fpclassifyl F diff --git a/sysdeps/unix/sysv/linux/s390/s390-64/libm.abilist b/sysdeps/unix/sysv/linux/s390/s390-64/libm.abilist index 567059b..364f7e6 100644 --- a/sysdeps/unix/sysv/linux/s390/s390-64/libm.abilist +++ b/sysdeps/unix/sysv/linux/s390/s390-64/libm.abilist @@ -1035,6 +1035,7 @@ GLIBC_2.28 fsub F GLIBC_2.28 fsubl F GLIBC_2.29 exp F GLIBC_2.29 exp2 F +GLIBC_2.29 log F GLIBC_2.4 __clog10l F GLIBC_2.4 __finitel F GLIBC_2.4 __fpclassifyl F diff --git a/sysdeps/unix/sysv/linux/sh/libm.abilist b/sysdeps/unix/sysv/linux/sh/libm.abilist index baea131..489f34d 100644 --- a/sysdeps/unix/sysv/linux/sh/libm.abilist +++ b/sysdeps/unix/sysv/linux/sh/libm.abilist @@ -766,4 +766,5 @@ GLIBC_2.28 fsub F GLIBC_2.28 fsubl F GLIBC_2.29 exp F GLIBC_2.29 exp2 F +GLIBC_2.29 log F GLIBC_2.4 exp2l F diff --git a/sysdeps/unix/sysv/linux/sparc/sparc32/libm.abilist b/sysdeps/unix/sysv/linux/sparc/sparc32/libm.abilist index 7249346..288986f 100644 --- a/sysdeps/unix/sysv/linux/sparc/sparc32/libm.abilist +++ b/sysdeps/unix/sysv/linux/sparc/sparc32/libm.abilist @@ -1042,6 +1042,7 @@ GLIBC_2.28 fsub F GLIBC_2.28 fsubl F GLIBC_2.29 exp F GLIBC_2.29 exp2 F +GLIBC_2.29 log F GLIBC_2.4 __clog10l F GLIBC_2.4 __finitel F GLIBC_2.4 __fpclassifyl F diff --git a/sysdeps/unix/sysv/linux/sparc/sparc64/libm.abilist b/sysdeps/unix/sysv/linux/sparc/sparc64/libm.abilist index 629fb08..11fb7e4 100644 --- a/sysdeps/unix/sysv/linux/sparc/sparc64/libm.abilist +++ b/sysdeps/unix/sysv/linux/sparc/sparc64/libm.abilist @@ -1034,3 +1034,4 @@ GLIBC_2.28 fsub F GLIBC_2.28 fsubl F GLIBC_2.29 exp F GLIBC_2.29 exp2 F +GLIBC_2.29 log F diff --git a/sysdeps/unix/sysv/linux/x86_64/64/libm.abilist b/sysdeps/unix/sysv/linux/x86_64/64/libm.abilist index ac70310..9fd399d 100644 --- a/sysdeps/unix/sysv/linux/x86_64/64/libm.abilist +++ b/sysdeps/unix/sysv/linux/x86_64/64/libm.abilist @@ -1068,3 +1068,4 @@ GLIBC_2.28 fsub F GLIBC_2.28 fsubl F GLIBC_2.29 exp F GLIBC_2.29 exp2 F +GLIBC_2.29 log F diff --git a/sysdeps/unix/sysv/linux/x86_64/x32/libm.abilist b/sysdeps/unix/sysv/linux/x86_64/x32/libm.abilist index 55098e0..bbea575 100644 --- a/sysdeps/unix/sysv/linux/x86_64/x32/libm.abilist +++ b/sysdeps/unix/sysv/linux/x86_64/x32/libm.abilist @@ -1068,3 +1068,4 @@ GLIBC_2.28 fsub F GLIBC_2.28 fsubl F GLIBC_2.29 exp F GLIBC_2.29 exp2 F +GLIBC_2.29 log F -- cgit v1.1