Adds back files lost during BoringSSL roll revert

third_party/boringssl/linux-x86_64/crypto/cpu-x86_64-asm.S

Index: third_party/boringssl/linux-x86_64/crypto/cpu-x86_64-asm.S
diff --git a/third_party/boringssl/linux-x86_64/crypto/cpu-x86_64-asm.S b/third_party/boringssl/linux-x86_64/crypto/cpu-x86_64-asm.S
new file mode 100644
index 0000000000000000000000000000000000000000..9eef154e9e7eb2809556231b112d54dbd3348496
--- /dev/null
+++ b/third_party/boringssl/linux-x86_64/crypto/cpu-x86_64-asm.S
@@ -0,0 +1,143 @@
+#if defined(__x86_64__)
+.text	
+
+.globl	OPENSSL_ia32_cpuid
+.hidden OPENSSL_ia32_cpuid
+.type	OPENSSL_ia32_cpuid,@function
+.align	16
+OPENSSL_ia32_cpuid:
+
+
+	movq	%rdi,%rdi
+	movq	%rbx,%r8
+
+	xorl	%eax,%eax
+	movl	%eax,8(%rdi)
+	cpuid
+	movl	%eax,%r11d
+
+	xorl	%eax,%eax
+	cmpl	$1970169159,%ebx
+	setne	%al
+	movl	%eax,%r9d
+	cmpl	$1231384169,%edx
+	setne	%al
+	orl	%eax,%r9d
+	cmpl	$1818588270,%ecx
+	setne	%al
+	orl	%eax,%r9d
+	jz	.Lintel
+
+	cmpl	$1752462657,%ebx
+	setne	%al
+	movl	%eax,%r10d
+	cmpl	$1769238117,%edx
+	setne	%al
+	orl	%eax,%r10d
+	cmpl	$1145913699,%ecx
+	setne	%al
+	orl	%eax,%r10d
+	jnz	.Lintel
+
+
+
+
+	movl	$2147483648,%eax
+	cpuid
+
+
+	cmpl	$2147483649,%eax
+	jb	.Lintel
+	movl	%eax,%r10d
+	movl	$2147483649,%eax
+	cpuid
+
+
+	orl	%ecx,%r9d
+	andl	$2049,%r9d
+
+	cmpl	$2147483656,%r10d
+	jb	.Lintel
+
+	movl	$2147483656,%eax
+	cpuid
+
+	movzbq	%cl,%r10
+	incq	%r10
+
+	movl	$1,%eax
+	cpuid
+
+	btl	$28,%edx
+	jnc	.Lgeneric
+	shrl	$16,%ebx
+	cmpb	%r10b,%bl
+	ja	.Lgeneric
+	andl	$4026531839,%edx
+	jmp	.Lgeneric
+
+.Lintel:
+	cmpl	$4,%r11d
+	movl	$-1,%r10d
+	jb	.Lnocacheinfo
+
+	movl	$4,%eax
+	movl	$0,%ecx
+	cpuid
+	movl	%eax,%r10d
+	shrl	$14,%r10d
+	andl	$4095,%r10d
+
+	cmpl	$7,%r11d
+	jb	.Lnocacheinfo
+
+	movl	$7,%eax
+	xorl	%ecx,%ecx
+	cpuid
+	movl	%ebx,8(%rdi)
+
+.Lnocacheinfo:
+	movl	$1,%eax
+	cpuid
+
+	andl	$3220176895,%edx
+	cmpl	$0,%r9d
+	jne	.Lnotintel
+	orl	$1073741824,%edx
+.Lnotintel:
+	btl	$28,%edx
+	jnc	.Lgeneric
+	andl	$4026531839,%edx
+	cmpl	$0,%r10d
+	je	.Lgeneric
+
+	orl	$268435456,%edx
+	shrl	$16,%ebx
+	cmpb	$1,%bl
+	ja	.Lgeneric
+	andl	$4026531839,%edx
+.Lgeneric:
+	andl	$2048,%r9d
+	andl	$4294965247,%ecx
+	orl	%ecx,%r9d
+
+	movl	%edx,%r10d
+	btl	$27,%r9d
+	jnc	.Lclear_avx
+	xorl	%ecx,%ecx
+.byte	0x0f,0x01,0xd0
+	andl	$6,%eax
+	cmpl	$6,%eax
+	je	.Ldone
+.Lclear_avx:
+	movl	$4026525695,%eax
+	andl	%eax,%r9d
+	andl	$4294967263,8(%rdi)
+.Ldone:
+	movl	%r9d,4(%rdi)
+	movl	%r10d,0(%rdi)
+	movq	%r8,%rbx
+	.byte	0xf3,0xc3
+.size	OPENSSL_ia32_cpuid,.-OPENSSL_ia32_cpuid
+
+#endif