Add some missing cfi frame info in aesni-gcm-x86_64.pl

Reviewed-by: NKurt Roeckx <kurt@roeckx.be>
(Merged from https://github.com/openssl/openssl/pull/10677)

crypto/modes/asm/aesni-gcm-x86_64.pl

@@ -92,6 +92,7 @@ $code=<<___;
 .type	_aesni_ctr32_ghash_6x,\@abi-omnipotent
 .align	32
 _aesni_ctr32_ghash_6x:
+.cfi_startproc
 	vmovdqu		0x20($const),$T2	# borrow $T2, .Lone_msb
 	sub		\$6,$len
 	vpxor		$Z0,$Z0,$Z0		# $Z0   = 0
@@ -399,6 +400,7 @@ _aesni_ctr32_ghash_6x:
 	vpxor		$Z0,$Xi,$Xi		# modulo-scheduled
 
 	ret
+.cfi_endproc
 .size	_aesni_ctr32_ghash_6x,.-_aesni_ctr32_ghash_6x
 ___
 ######################################################################
@@ -545,6 +547,7 @@ $code.=<<___;
 .type	_aesni_ctr32_6x,\@abi-omnipotent
 .align	32
 _aesni_ctr32_6x:
+.cfi_startproc
 	vmovdqu		0x00-0x80($key),$Z0	# borrow $Z0 for $rndkey
 	vmovdqu		0x20($const),$T2	# borrow $T2, .Lone_msb
 	lea		-1($rounds),%r13
@@ -631,6 +634,7 @@ _aesni_ctr32_6x:
 	vpshufb		$Ii,$T1,$T1		# next counter value
 	vpxor		$Z0,$inout5,$inout5
 	jmp	.Loop_ctr32
+.cfi_endproc
 .size	_aesni_ctr32_6x,.-_aesni_ctr32_6x
 
 .globl	aesni_gcm_encrypt
@@ -1081,15 +1085,19 @@ $code=<<___;	# assembler is too old
 .globl	aesni_gcm_encrypt
 .type	aesni_gcm_encrypt,\@abi-omnipotent
 aesni_gcm_encrypt:
+.cfi_startproc
 	xor	%eax,%eax
 	ret
+.cfi_endproc
 .size	aesni_gcm_encrypt,.-aesni_gcm_encrypt
 
 .globl	aesni_gcm_decrypt
 .type	aesni_gcm_decrypt,\@abi-omnipotent
 aesni_gcm_decrypt:
+.cfi_startproc
 	xor	%eax,%eax
 	ret
+.cfi_endproc
 .size	aesni_gcm_decrypt,.-aesni_gcm_decrypt
 ___
 }}}