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| author | Jussi Kivilinna <jussi.kivilinna@iki.fi> | 2019-04-15 19:46:53 +0300 |
|---|---|---|
| committer | Jussi Kivilinna <jussi.kivilinna@iki.fi> | 2019-04-16 23:03:36 +0300 |
| commit | d11ae95d05dc39ec6b825d1109afadd964589880 (patch) | |
| tree | 6a36256a9a816cd8e49fb6be5fcb4a9b6f9d007d /cipher/blake2b-amd64-avx2.S | |
| parent | 0903b215ef5a18332b740a24e6e2bfbed9e1d97b (diff) | |
| download | libgcrypt-d11ae95d05dc39ec6b825d1109afadd964589880.tar.gz | |
Add CFI unwind assembly directives for AMD64 assembly
* configure.ac (gcry_cv_gcc_asm_cfi_directives): New.
* cipher/asm-common-amd64.h (ADD_RIP, CFI_STARTPROC, CFI_ENDPROC)
(CFI_REMEMBER_STATE, CFI_RESTORE_STATE, CFI_ADJUST_CFA_OFFSET)
(CFI_REL_OFFSET, CFI_DEF_CFA_REGISTER, CFI_REGISTER, CFI_RESTORE)
(CFI_PUSH, CFI_POP, CFI_POP_TMP_REG, CFI_LEAVE, DW_REGNO)
(DW_SLEB128_7BIT, DW_SLEB128_28BIT, CFI_CFA_ON_STACK)
(CFI_REG_ON_STACK): New.
(ENTER_SYSV_FUNCPARAMS_0_4, EXIT_SYSV_FUNC): Add CFI directives.
* cipher/arcfour-amd64.S: Add CFI directives.
* cipher/blake2b-amd64-avx2.S: Add CFI directives.
* cipher/blake2s-amd64-avx.S: Add CFI directives.
* cipher/blowfish-amd64.S: Add CFI directives.
* cipher/camellia-aesni-avx-amd64.S: Add CFI directives; Use
'asm-common-amd64.h'.
* cipher/camellia-aesni-avx2-amd64.S: Add CFI directives; Use
'asm-common-amd64.h'.
* cipher/cast5-amd64.S: Add CFI directives.
* cipher/chacha20-amd64-avx2.S: Add CFI directives.
* cipher/chacha20-amd64-ssse3.S: Add CFI directives.
* cipher/des-amd64.S: Add CFI directives.
* cipher/rijndael-amd64.S: Add CFI directives.
* cipher/rijndael-ssse3-amd64-asm.S: Add CFI directives.
* cipher/salsa20-amd64.S: Add CFI directives; Use 'asm-common-amd64.h'.
* cipher/serpent-avx2-amd64.S: Add CFI directives; Use
'asm-common-amd64.h'.
* cipher/serpent-sse2-amd64.S: Add CFI directives; Use
'asm-common-amd64.h'.
* cipher/sha1-avx-amd64.S: Add CFI directives; Use
'asm-common-amd64.h'.
* cipher/sha1-avx-bmi2-amd64.S: Add CFI directives; Use
'asm-common-amd64.h'.
* cipher/sha1-avx2-bmi2-amd64.S: Add CFI directives; Use
'asm-common-amd64.h'.
* cipher/sha1-ssse3-amd64.S: Add CFI directives; Use
'asm-common-amd64.h'.
* cipher/sha256-avx-amd64.S: Add CFI directives; Use
'asm-common-amd64.h'.
* cipher/sha256-avx2-bmi2-amd64.S: Add CFI directives; Use
'asm-common-amd64.h'.
* cipher/sha256-ssse3-amd64.S: Add CFI directives; Use
'asm-common-amd64.h'.
* cipher/sha512-avx-amd64.S: Add CFI directives; Use
'asm-common-amd64.h'.
* cipher/sha512-avx2-bmi2-amd64.S: Add CFI directives; Use
'asm-common-amd64.h'.
* cipher/sha512-ssse3-amd64.S: Add CFI directives; Use
'asm-common-amd64.h'.
* cipher/twofish-amd64.S: Add CFI directives.
* cipher/twofish-avx2-amd64.S: Add CFI directives; Use
'asm-common-amd64.h'.
* cipher/whirlpool-sse2-amd64.S: Add CFI directives; Use
'asm-common-amd64.h'.
* mpi/amd64/func_abi.h: Include 'config.h'.
(CFI_STARTPROC, CFI_ENDPROC, CFI_ADJUST_CFA_OFFSET, CFI_REL_OFFSET)
(CFI_RESTORE, CFI_PUSH, CFI_POP): New.
(FUNC_ENTRY, FUNC_EXIT): Add CFI directives.
--
This commit adds CFI directives that add DWARF unwinding information for
debugger to backtrace when executing code from AMD64 assembly files.
Signed-off-by: Jussi Kivilinna <jussi.kivilinna@iki.fi>
Diffstat (limited to 'cipher/blake2b-amd64-avx2.S')
| -rw-r--r-- | cipher/blake2b-amd64-avx2.S | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/cipher/blake2b-amd64-avx2.S b/cipher/blake2b-amd64-avx2.S index 6bcc5652..08c816cd 100644 --- a/cipher/blake2b-amd64-avx2.S +++ b/cipher/blake2b-amd64-avx2.S @@ -207,6 +207,7 @@ _gcry_blake2b_transform_amd64_avx2: * %rsi: blks * %rdx: num_blks */ + CFI_STARTPROC(); vzeroupper; @@ -291,6 +292,7 @@ _gcry_blake2b_transform_amd64_avx2: xor %eax, %eax; vzeroall; ret; + CFI_ENDPROC(); ELF(.size _gcry_blake2b_transform_amd64_avx2, .-_gcry_blake2b_transform_amd64_avx2;) |