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From: Adhemerval Zanella <azanella@sourceware.org> To: glibc-cvs@sourceware.org Subject: [glibc/azanella/clang] x86: Add inhibit_stack_protector on ifunc handlers Date: Fri, 28 Oct 2022 17:42:31 +0000 (GMT) [thread overview] Message-ID: <20221028174231.262D23846429@sourceware.org> (raw) https://sourceware.org/git/gitweb.cgi?p=glibc.git;h=68f40364d8fcc00d221ca5d2ad7868a51074a3f9 commit 68f40364d8fcc00d221ca5d2ad7868a51074a3f9 Author: Adhemerval Zanella <adhemerval.zanella@linaro.org> Date: Thu Aug 4 09:41:29 2022 -0300 x86: Add inhibit_stack_protector on ifunc handlers Diff: --- sysdeps/i386/i686/multiarch/ifunc-memset.h | 1 + sysdeps/i386/i686/multiarch/ifunc-sse2-bsf.h | 1 + sysdeps/i386/i686/multiarch/ifunc-sse2-ssse3.h | 1 + sysdeps/i386/i686/multiarch/ifunc-sse2.h | 1 + sysdeps/i386/i686/multiarch/ifunc-sse4_2.h | 1 + sysdeps/i386/i686/multiarch/ifunc-ssse3-sse4_2.h | 1 + sysdeps/x86_64/fpu/multiarch/ifunc-avx-fma4.h | 1 + sysdeps/x86_64/fpu/multiarch/ifunc-fma.h | 1 + sysdeps/x86_64/fpu/multiarch/ifunc-fma4.h | 1 + sysdeps/x86_64/fpu/multiarch/ifunc-sse4_1.h | 1 + sysdeps/x86_64/multiarch/ifunc-avx2.h | 1 + sysdeps/x86_64/multiarch/ifunc-evex.h | 1 + sysdeps/x86_64/multiarch/ifunc-memcmp.h | 1 + sysdeps/x86_64/multiarch/ifunc-memmove.h | 1 + sysdeps/x86_64/multiarch/ifunc-memset.h | 1 + sysdeps/x86_64/multiarch/ifunc-sse4_2.h | 1 + sysdeps/x86_64/multiarch/ifunc-strcasecmp.h | 1 + sysdeps/x86_64/multiarch/ifunc-strcpy.h | 1 + sysdeps/x86_64/multiarch/ifunc-strncpy.h | 1 + sysdeps/x86_64/multiarch/ifunc-wcslen.h | 1 + sysdeps/x86_64/multiarch/ifunc-wmemset.h | 1 + sysdeps/x86_64/multiarch/strchr.c | 1 + sysdeps/x86_64/multiarch/strcmp.c | 1 + sysdeps/x86_64/multiarch/strncmp.c | 1 + sysdeps/x86_64/multiarch/strstr.c | 1 + sysdeps/x86_64/multiarch/wcscpy.c | 1 + 26 files changed, 26 insertions(+) diff --git a/sysdeps/i386/i686/multiarch/ifunc-memset.h b/sysdeps/i386/i686/multiarch/ifunc-memset.h index 9dca987cab..a9756b37b2 100644 --- a/sysdeps/i386/i686/multiarch/ifunc-memset.h +++ b/sysdeps/i386/i686/multiarch/ifunc-memset.h @@ -24,6 +24,7 @@ extern __typeof (REDIRECT_NAME) OPTIMIZE (sse2) attribute_hidden; extern __typeof (REDIRECT_NAME) OPTIMIZE (sse2_rep) attribute_hidden; static inline void * +inhibit_stack_protector IFUNC_SELECTOR (void) { const struct cpu_features* cpu_features = __get_cpu_features (); diff --git a/sysdeps/i386/i686/multiarch/ifunc-sse2-bsf.h b/sysdeps/i386/i686/multiarch/ifunc-sse2-bsf.h index 912f90fddd..6340c77ea1 100644 --- a/sysdeps/i386/i686/multiarch/ifunc-sse2-bsf.h +++ b/sysdeps/i386/i686/multiarch/ifunc-sse2-bsf.h @@ -24,6 +24,7 @@ extern __typeof (REDIRECT_NAME) OPTIMIZE (sse2) attribute_hidden; extern __typeof (REDIRECT_NAME) OPTIMIZE (sse2_bsf) attribute_hidden; static inline void * +inhibit_stack_protector IFUNC_SELECTOR (void) { const struct cpu_features* cpu_features = __get_cpu_features (); diff --git a/sysdeps/i386/i686/multiarch/ifunc-sse2-ssse3.h b/sysdeps/i386/i686/multiarch/ifunc-sse2-ssse3.h index ea1ad57a33..e7b58a1836 100644 --- a/sysdeps/i386/i686/multiarch/ifunc-sse2-ssse3.h +++ b/sysdeps/i386/i686/multiarch/ifunc-sse2-ssse3.h @@ -25,6 +25,7 @@ extern __typeof (REDIRECT_NAME) OPTIMIZE (sse2) attribute_hidden; extern __typeof (REDIRECT_NAME) OPTIMIZE (ssse3) attribute_hidden; static inline void * +inhibit_stack_protector IFUNC_SELECTOR (void) { const struct cpu_features* cpu_features = __get_cpu_features (); diff --git a/sysdeps/i386/i686/multiarch/ifunc-sse2.h b/sysdeps/i386/i686/multiarch/ifunc-sse2.h index b6f70e920a..e2316a8655 100644 --- a/sysdeps/i386/i686/multiarch/ifunc-sse2.h +++ b/sysdeps/i386/i686/multiarch/ifunc-sse2.h @@ -23,6 +23,7 @@ extern __typeof (REDIRECT_NAME) OPTIMIZE (ia32) attribute_hidden; extern __typeof (REDIRECT_NAME) OPTIMIZE (sse2) attribute_hidden; static inline void * +inhibit_stack_protector IFUNC_SELECTOR (void) { const struct cpu_features* cpu_features = __get_cpu_features (); diff --git a/sysdeps/i386/i686/multiarch/ifunc-sse4_2.h b/sysdeps/i386/i686/multiarch/ifunc-sse4_2.h index 41eadf7953..23822a1078 100644 --- a/sysdeps/i386/i686/multiarch/ifunc-sse4_2.h +++ b/sysdeps/i386/i686/multiarch/ifunc-sse4_2.h @@ -23,6 +23,7 @@ extern __typeof (REDIRECT_NAME) OPTIMIZE (ia32) attribute_hidden; extern __typeof (REDIRECT_NAME) OPTIMIZE (sse42) attribute_hidden; static inline void * +inhibit_stack_protector IFUNC_SELECTOR (void) { const struct cpu_features* cpu_features = __get_cpu_features (); diff --git a/sysdeps/i386/i686/multiarch/ifunc-ssse3-sse4_2.h b/sysdeps/i386/i686/multiarch/ifunc-ssse3-sse4_2.h index 6b95cd7947..d38d004d1d 100644 --- a/sysdeps/i386/i686/multiarch/ifunc-ssse3-sse4_2.h +++ b/sysdeps/i386/i686/multiarch/ifunc-ssse3-sse4_2.h @@ -25,6 +25,7 @@ extern __typeof (REDIRECT_NAME) OPTIMIZE (ssse3) attribute_hidden; extern __typeof (REDIRECT_NAME) OPTIMIZE (sse4_2) attribute_hidden; static inline void * +inhibit_stack_protector IFUNC_SELECTOR (void) { const struct cpu_features* cpu_features = __get_cpu_features (); diff --git a/sysdeps/x86_64/fpu/multiarch/ifunc-avx-fma4.h b/sysdeps/x86_64/fpu/multiarch/ifunc-avx-fma4.h index 9eb1e56afa..6d13f7b466 100644 --- a/sysdeps/x86_64/fpu/multiarch/ifunc-avx-fma4.h +++ b/sysdeps/x86_64/fpu/multiarch/ifunc-avx-fma4.h @@ -25,6 +25,7 @@ extern __typeof (REDIRECT_NAME) OPTIMIZE (fma) attribute_hidden; extern __typeof (REDIRECT_NAME) OPTIMIZE (fma4) attribute_hidden; static inline void * +inhibit_stack_protector IFUNC_SELECTOR (void) { const struct cpu_features* cpu_features = __get_cpu_features (); diff --git a/sysdeps/x86_64/fpu/multiarch/ifunc-fma.h b/sysdeps/x86_64/fpu/multiarch/ifunc-fma.h index 24254c520b..2bc26e38f7 100644 --- a/sysdeps/x86_64/fpu/multiarch/ifunc-fma.h +++ b/sysdeps/x86_64/fpu/multiarch/ifunc-fma.h @@ -22,6 +22,7 @@ extern __typeof (REDIRECT_NAME) OPTIMIZE (sse2) attribute_hidden; extern __typeof (REDIRECT_NAME) OPTIMIZE (fma) attribute_hidden; static inline void * +inhibit_stack_protector IFUNC_SELECTOR (void) { const struct cpu_features* cpu_features = __get_cpu_features (); diff --git a/sysdeps/x86_64/fpu/multiarch/ifunc-fma4.h b/sysdeps/x86_64/fpu/multiarch/ifunc-fma4.h index 93be985429..e5bf987962 100644 --- a/sysdeps/x86_64/fpu/multiarch/ifunc-fma4.h +++ b/sysdeps/x86_64/fpu/multiarch/ifunc-fma4.h @@ -24,6 +24,7 @@ extern __typeof (REDIRECT_NAME) OPTIMIZE (fma) attribute_hidden; extern __typeof (REDIRECT_NAME) OPTIMIZE (fma4) attribute_hidden; static inline void * +inhibit_stack_protector IFUNC_SELECTOR (void) { const struct cpu_features* cpu_features = __get_cpu_features (); diff --git a/sysdeps/x86_64/fpu/multiarch/ifunc-sse4_1.h b/sysdeps/x86_64/fpu/multiarch/ifunc-sse4_1.h index aafda9d219..1c309f850f 100644 --- a/sysdeps/x86_64/fpu/multiarch/ifunc-sse4_1.h +++ b/sysdeps/x86_64/fpu/multiarch/ifunc-sse4_1.h @@ -22,6 +22,7 @@ extern __typeof (REDIRECT_NAME) OPTIMIZE (c) attribute_hidden; extern __typeof (REDIRECT_NAME) OPTIMIZE (sse41) attribute_hidden; static inline void * +inhibit_stack_protector IFUNC_SELECTOR (void) { const struct cpu_features* cpu_features = __get_cpu_features (); diff --git a/sysdeps/x86_64/multiarch/ifunc-avx2.h b/sysdeps/x86_64/multiarch/ifunc-avx2.h index f2f5e8a211..0a1d760a32 100644 --- a/sysdeps/x86_64/multiarch/ifunc-avx2.h +++ b/sysdeps/x86_64/multiarch/ifunc-avx2.h @@ -31,6 +31,7 @@ extern __typeof (REDIRECT_NAME) OPTIMIZE (avx2_rtm) attribute_hidden; extern __typeof (REDIRECT_NAME) OPTIMIZE (GENERIC) attribute_hidden; static inline void * +inhibit_stack_protector IFUNC_SELECTOR (void) { const struct cpu_features *cpu_features = __get_cpu_features (); diff --git a/sysdeps/x86_64/multiarch/ifunc-evex.h b/sysdeps/x86_64/multiarch/ifunc-evex.h index 310cfd269f..1583abb0e8 100644 --- a/sysdeps/x86_64/multiarch/ifunc-evex.h +++ b/sysdeps/x86_64/multiarch/ifunc-evex.h @@ -28,6 +28,7 @@ extern __typeof (REDIRECT_NAME) OPTIMIZE (avx2_rtm) attribute_hidden; extern __typeof (REDIRECT_NAME) OPTIMIZE (sse2) attribute_hidden; static inline void * +inhibit_stack_protector IFUNC_SELECTOR (void) { const struct cpu_features *cpu_features = __get_cpu_features (); diff --git a/sysdeps/x86_64/multiarch/ifunc-memcmp.h b/sysdeps/x86_64/multiarch/ifunc-memcmp.h index 27a1459413..ee93eaa9c5 100644 --- a/sysdeps/x86_64/multiarch/ifunc-memcmp.h +++ b/sysdeps/x86_64/multiarch/ifunc-memcmp.h @@ -27,6 +27,7 @@ extern __typeof (REDIRECT_NAME) OPTIMIZE (avx2_movbe_rtm) attribute_hidden; extern __typeof (REDIRECT_NAME) OPTIMIZE (sse2) attribute_hidden; static inline void * +inhibit_stack_protector IFUNC_SELECTOR (void) { const struct cpu_features *cpu_features = __get_cpu_features (); diff --git a/sysdeps/x86_64/multiarch/ifunc-memmove.h b/sysdeps/x86_64/multiarch/ifunc-memmove.h index 1643d32887..7f5f2eef4c 100644 --- a/sysdeps/x86_64/multiarch/ifunc-memmove.h +++ b/sysdeps/x86_64/multiarch/ifunc-memmove.h @@ -49,6 +49,7 @@ extern __typeof (REDIRECT_NAME) OPTIMIZE (sse2_unaligned_erms) attribute_hidden; static inline void * +inhibit_stack_protector IFUNC_SELECTOR (void) { const struct cpu_features *cpu_features = __get_cpu_features (); diff --git a/sysdeps/x86_64/multiarch/ifunc-memset.h b/sysdeps/x86_64/multiarch/ifunc-memset.h index ed514976aa..9edb61f6af 100644 --- a/sysdeps/x86_64/multiarch/ifunc-memset.h +++ b/sysdeps/x86_64/multiarch/ifunc-memset.h @@ -47,6 +47,7 @@ extern __typeof (REDIRECT_NAME) OPTIMIZE (sse2_unaligned_erms) attribute_hidden; static inline void * +inhibit_stack_protector IFUNC_SELECTOR (void) { const struct cpu_features *cpu_features = __get_cpu_features (); diff --git a/sysdeps/x86_64/multiarch/ifunc-sse4_2.h b/sysdeps/x86_64/multiarch/ifunc-sse4_2.h index 9a819ee1d2..8411cfa20d 100644 --- a/sysdeps/x86_64/multiarch/ifunc-sse4_2.h +++ b/sysdeps/x86_64/multiarch/ifunc-sse4_2.h @@ -23,6 +23,7 @@ extern __typeof (REDIRECT_NAME) OPTIMIZE (generic) attribute_hidden; extern __typeof (REDIRECT_NAME) OPTIMIZE (sse42) attribute_hidden; static inline void * +inhibit_stack_protector IFUNC_SELECTOR (void) { const struct cpu_features* cpu_features = __get_cpu_features (); diff --git a/sysdeps/x86_64/multiarch/ifunc-strcasecmp.h b/sysdeps/x86_64/multiarch/ifunc-strcasecmp.h index 7622af259c..4bedb8f220 100644 --- a/sysdeps/x86_64/multiarch/ifunc-strcasecmp.h +++ b/sysdeps/x86_64/multiarch/ifunc-strcasecmp.h @@ -29,6 +29,7 @@ extern __typeof (REDIRECT_NAME) OPTIMIZE (sse42) attribute_hidden; extern __typeof (REDIRECT_NAME) OPTIMIZE (sse2) attribute_hidden; static inline void * +inhibit_stack_protector IFUNC_SELECTOR (void) { const struct cpu_features *cpu_features = __get_cpu_features (); diff --git a/sysdeps/x86_64/multiarch/ifunc-strcpy.h b/sysdeps/x86_64/multiarch/ifunc-strcpy.h index e083f71df3..6154506c69 100644 --- a/sysdeps/x86_64/multiarch/ifunc-strcpy.h +++ b/sysdeps/x86_64/multiarch/ifunc-strcpy.h @@ -31,6 +31,7 @@ extern __typeof (REDIRECT_NAME) extern __typeof (REDIRECT_NAME) OPTIMIZE (sse2) attribute_hidden; static inline void * +inhibit_stack_protector IFUNC_SELECTOR (void) { const struct cpu_features *cpu_features = __get_cpu_features (); diff --git a/sysdeps/x86_64/multiarch/ifunc-strncpy.h b/sysdeps/x86_64/multiarch/ifunc-strncpy.h index 5c1c46b885..0141d6c188 100644 --- a/sysdeps/x86_64/multiarch/ifunc-strncpy.h +++ b/sysdeps/x86_64/multiarch/ifunc-strncpy.h @@ -28,6 +28,7 @@ extern __typeof (REDIRECT_NAME) OPTIMIZE (sse2_unaligned) attribute_hidden; static inline void * +inhibit_stack_protector IFUNC_SELECTOR (void) { const struct cpu_features *cpu_features = __get_cpu_features (); diff --git a/sysdeps/x86_64/multiarch/ifunc-wcslen.h b/sysdeps/x86_64/multiarch/ifunc-wcslen.h index 064722c2bd..1ed29a5459 100644 --- a/sysdeps/x86_64/multiarch/ifunc-wcslen.h +++ b/sysdeps/x86_64/multiarch/ifunc-wcslen.h @@ -33,6 +33,7 @@ extern __typeof (REDIRECT_NAME) OPTIMIZE (sse4_1) attribute_hidden; extern __typeof (REDIRECT_NAME) OPTIMIZE (GENERIC) attribute_hidden; static inline void * +inhibit_stack_protector IFUNC_SELECTOR (void) { const struct cpu_features *cpu_features = __get_cpu_features (); diff --git a/sysdeps/x86_64/multiarch/ifunc-wmemset.h b/sysdeps/x86_64/multiarch/ifunc-wmemset.h index 3810c719c6..779d86005a 100644 --- a/sysdeps/x86_64/multiarch/ifunc-wmemset.h +++ b/sysdeps/x86_64/multiarch/ifunc-wmemset.h @@ -29,6 +29,7 @@ extern __typeof (REDIRECT_NAME) OPTIMIZE (avx2_unaligned_rtm) extern __typeof (REDIRECT_NAME) OPTIMIZE (sse2_unaligned) attribute_hidden; static inline void * +inhibit_stack_protector IFUNC_SELECTOR (void) { const struct cpu_features *cpu_features = __get_cpu_features (); diff --git a/sysdeps/x86_64/multiarch/strchr.c b/sysdeps/x86_64/multiarch/strchr.c index ce7441c532..177800ac5b 100644 --- a/sysdeps/x86_64/multiarch/strchr.c +++ b/sysdeps/x86_64/multiarch/strchr.c @@ -35,6 +35,7 @@ extern __typeof (REDIRECT_NAME) OPTIMIZE (sse2) attribute_hidden; extern __typeof (REDIRECT_NAME) OPTIMIZE (sse2_no_bsf) attribute_hidden; static inline void * +inhibit_stack_protector IFUNC_SELECTOR (void) { const struct cpu_features *cpu_features = __get_cpu_features (); diff --git a/sysdeps/x86_64/multiarch/strcmp.c b/sysdeps/x86_64/multiarch/strcmp.c index 9d6c9f66ba..50b7be5a96 100644 --- a/sysdeps/x86_64/multiarch/strcmp.c +++ b/sysdeps/x86_64/multiarch/strcmp.c @@ -40,6 +40,7 @@ extern __typeof (REDIRECT_NAME) OPTIMIZE (sse2) attribute_hidden; static inline void * +inhibit_stack_protector IFUNC_SELECTOR (void) { const struct cpu_features *cpu_features = __get_cpu_features (); diff --git a/sysdeps/x86_64/multiarch/strncmp.c b/sysdeps/x86_64/multiarch/strncmp.c index c4f8b6bbb5..4c37e8b330 100644 --- a/sysdeps/x86_64/multiarch/strncmp.c +++ b/sysdeps/x86_64/multiarch/strncmp.c @@ -36,6 +36,7 @@ extern __typeof (REDIRECT_NAME) OPTIMIZE (sse42) attribute_hidden; extern __typeof (REDIRECT_NAME) OPTIMIZE (sse2) attribute_hidden; static inline void * +inhibit_stack_protector IFUNC_SELECTOR (void) { const struct cpu_features *cpu_features = __get_cpu_features (); diff --git a/sysdeps/x86_64/multiarch/strstr.c b/sysdeps/x86_64/multiarch/strstr.c index 78fad019b2..a6a64a64b4 100644 --- a/sysdeps/x86_64/multiarch/strstr.c +++ b/sysdeps/x86_64/multiarch/strstr.c @@ -43,6 +43,7 @@ extern __typeof (__redirect_strstr) __strstr_avx512 attribute_hidden; extern __typeof (__redirect_strstr) __libc_strstr; static inline void * +inhibit_stack_protector IFUNC_SELECTOR (void) { const struct cpu_features *cpu_features = __get_cpu_features (); diff --git a/sysdeps/x86_64/multiarch/wcscpy.c b/sysdeps/x86_64/multiarch/wcscpy.c index 92c917b6b4..5f072ee603 100644 --- a/sysdeps/x86_64/multiarch/wcscpy.c +++ b/sysdeps/x86_64/multiarch/wcscpy.c @@ -31,6 +31,7 @@ extern __typeof (REDIRECT_NAME) OPTIMIZE (ssse3) attribute_hidden; extern __typeof (REDIRECT_NAME) OPTIMIZE (generic) attribute_hidden; static inline void * +inhibit_stack_protector IFUNC_SELECTOR (void) { const struct cpu_features* cpu_features = __get_cpu_features ();
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