external/boringssl: Sync to c3889634a1aa52575c5d26497696238208fbd0f5.

This includes the following changes:

https://boringssl.googlesource.com/boringssl/+log/41c10e2b5f37edce8b9f292f7f3bacb7e30e25c4..c3889634a1aa52575c5d26497696238208fbd0f5

Test: atest CtsLibcoreTestCases
Change-Id: Ia1c2941ccf58a9e0d736b3409a2d13c21603a205

1 files changed, 684 insertions, 0 deletions

diff --git a/ios-aarch64/crypto/test/trampoline-armv8.S b/ios-aarch64/crypto/test/trampoline-armv8.S
new file mode 100644
index 00000000..95a41fe5
--- /dev/null
+++ b/ios-aarch64/crypto/test/trampoline-armv8.S
@@ -0,0 +1,684 @@
+// This file is generated from a similarly-named Perl script in the BoringSSL
+// source tree. Do not edit by hand.
+
+#if defined(__has_feature)
+#if __has_feature(memory_sanitizer) && !defined(OPENSSL_NO_ASM)
+#define OPENSSL_NO_ASM
+#endif
+#endif
+
+#if !defined(OPENSSL_NO_ASM)
+#if defined(BORINGSSL_PREFIX)
+#include <boringssl_prefix_symbols_asm.h>
+#endif
+.text
+
+// abi_test_trampoline loads callee-saved registers from |state|, calls |func|
+// with |argv|, then saves the callee-saved registers into |state|. It returns
+// the result of |func|. The |unwind| argument is unused.
+// uint64_t abi_test_trampoline(void (*func)(...), CallerState *state,
+//                              const uint64_t *argv, size_t argc,
+//                              uint64_t unwind);
+
+.globl	_abi_test_trampoline
+.private_extern	_abi_test_trampoline
+.align	4
+_abi_test_trampoline:
+Labi_test_trampoline_begin:
+	// Stack layout (low to high addresses)
+	//   x29,x30 (16 bytes)
+	//    d8-d15 (64 bytes)
+	//   x19-x28 (80 bytes)
+	//    x1 (8 bytes)
+	//   padding (8 bytes)
+	stp	x29, x30, [sp, #-176]!
+	mov	x29, sp
+
+	// Saved callee-saved registers and |state|.
+	stp	d8, d9, [sp, #16]
+	stp	d10, d11, [sp, #32]
+	stp	d12, d13, [sp, #48]
+	stp	d14, d15, [sp, #64]
+	stp	x19, x20, [sp, #80]
+	stp	x21, x22, [sp, #96]
+	stp	x23, x24, [sp, #112]
+	stp	x25, x26, [sp, #128]
+	stp	x27, x28, [sp, #144]
+	str	x1, [sp, #160]
+
+	// Load registers from |state|, with the exception of x29. x29 is the
+	// frame pointer and also callee-saved, but AAPCS64 allows platforms to
+	// mandate that x29 always point to a frame. iOS64 does so, which means
+	// we cannot fill x29 with entropy without violating ABI rules
+	// ourselves. x29 is tested separately below.
+	ldp	d8, d9, [x1], #16
+	ldp	d10, d11, [x1], #16
+	ldp	d12, d13, [x1], #16
+	ldp	d14, d15, [x1], #16
+	ldp	x19, x20, [x1], #16
+	ldp	x21, x22, [x1], #16
+	ldp	x23, x24, [x1], #16
+	ldp	x25, x26, [x1], #16
+	ldp	x27, x28, [x1], #16
+
+	// Move parameters into temporary registers.
+	mov	x9, x0
+	mov	x10, x2
+	mov	x11, x3
+
+	// Load parameters into registers.
+	cbz	x11, Largs_done
+	ldr	x0, [x10], #8
+	subs	x11, x11, #1
+	b.eq	Largs_done
+	ldr	x1, [x10], #8
+	subs	x11, x11, #1
+	b.eq	Largs_done
+	ldr	x2, [x10], #8
+	subs	x11, x11, #1
+	b.eq	Largs_done
+	ldr	x3, [x10], #8
+	subs	x11, x11, #1
+	b.eq	Largs_done
+	ldr	x4, [x10], #8
+	subs	x11, x11, #1
+	b.eq	Largs_done
+	ldr	x5, [x10], #8
+	subs	x11, x11, #1
+	b.eq	Largs_done
+	ldr	x6, [x10], #8
+	subs	x11, x11, #1
+	b.eq	Largs_done
+	ldr	x7, [x10], #8
+
+Largs_done:
+	blr	x9
+
+	// Reload |state| and store registers.
+	ldr	x1, [sp, #160]
+	stp	d8, d9, [x1], #16
+	stp	d10, d11, [x1], #16
+	stp	d12, d13, [x1], #16
+	stp	d14, d15, [x1], #16
+	stp	x19, x20, [x1], #16
+	stp	x21, x22, [x1], #16
+	stp	x23, x24, [x1], #16
+	stp	x25, x26, [x1], #16
+	stp	x27, x28, [x1], #16
+
+	// |func| is required to preserve x29, the frame pointer. We cannot load
+	// random values into x29 (see comment above), so compare it against the
+	// expected value and zero the field of |state| if corrupted.
+	mov	x9, sp
+	cmp	x29, x9
+	b.eq	Lx29_ok
+	str	xzr, [x1]
+
+Lx29_ok:
+	// Restore callee-saved registers.
+	ldp	d8, d9, [sp, #16]
+	ldp	d10, d11, [sp, #32]
+	ldp	d12, d13, [sp, #48]
+	ldp	d14, d15, [sp, #64]
+	ldp	x19, x20, [sp, #80]
+	ldp	x21, x22, [sp, #96]
+	ldp	x23, x24, [sp, #112]
+	ldp	x25, x26, [sp, #128]
+	ldp	x27, x28, [sp, #144]
+
+	ldp	x29, x30, [sp], #176
+	ret
+
+
+.globl	_abi_test_clobber_x0
+.private_extern	_abi_test_clobber_x0
+.align	4
+_abi_test_clobber_x0:
+	mov	x0, xzr
+	ret
+
+
+.globl	_abi_test_clobber_x1
+.private_extern	_abi_test_clobber_x1
+.align	4
+_abi_test_clobber_x1:
+	mov	x1, xzr
+	ret
+
+
+.globl	_abi_test_clobber_x2
+.private_extern	_abi_test_clobber_x2
+.align	4
+_abi_test_clobber_x2:
+	mov	x2, xzr
+	ret
+
+
+.globl	_abi_test_clobber_x3
+.private_extern	_abi_test_clobber_x3
+.align	4
+_abi_test_clobber_x3:
+	mov	x3, xzr
+	ret
+
+
+.globl	_abi_test_clobber_x4
+.private_extern	_abi_test_clobber_x4
+.align	4
+_abi_test_clobber_x4:
+	mov	x4, xzr
+	ret
+
+
+.globl	_abi_test_clobber_x5
+.private_extern	_abi_test_clobber_x5
+.align	4
+_abi_test_clobber_x5:
+	mov	x5, xzr
+	ret
+
+
+.globl	_abi_test_clobber_x6
+.private_extern	_abi_test_clobber_x6
+.align	4
+_abi_test_clobber_x6:
+	mov	x6, xzr
+	ret
+
+
+.globl	_abi_test_clobber_x7
+.private_extern	_abi_test_clobber_x7
+.align	4
+_abi_test_clobber_x7:
+	mov	x7, xzr
+	ret
+
+
+.globl	_abi_test_clobber_x8
+.private_extern	_abi_test_clobber_x8
+.align	4
+_abi_test_clobber_x8:
+	mov	x8, xzr
+	ret
+
+
+.globl	_abi_test_clobber_x9
+.private_extern	_abi_test_clobber_x9
+.align	4
+_abi_test_clobber_x9:
+	mov	x9, xzr
+	ret
+
+
+.globl	_abi_test_clobber_x10
+.private_extern	_abi_test_clobber_x10
+.align	4
+_abi_test_clobber_x10:
+	mov	x10, xzr
+	ret
+
+
+.globl	_abi_test_clobber_x11
+.private_extern	_abi_test_clobber_x11
+.align	4
+_abi_test_clobber_x11:
+	mov	x11, xzr
+	ret
+
+
+.globl	_abi_test_clobber_x12
+.private_extern	_abi_test_clobber_x12
+.align	4
+_abi_test_clobber_x12:
+	mov	x12, xzr
+	ret
+
+
+.globl	_abi_test_clobber_x13
+.private_extern	_abi_test_clobber_x13
+.align	4
+_abi_test_clobber_x13:
+	mov	x13, xzr
+	ret
+
+
+.globl	_abi_test_clobber_x14
+.private_extern	_abi_test_clobber_x14
+.align	4
+_abi_test_clobber_x14:
+	mov	x14, xzr
+	ret
+
+
+.globl	_abi_test_clobber_x15
+.private_extern	_abi_test_clobber_x15
+.align	4
+_abi_test_clobber_x15:
+	mov	x15, xzr
+	ret
+
+
+.globl	_abi_test_clobber_x16
+.private_extern	_abi_test_clobber_x16
+.align	4
+_abi_test_clobber_x16:
+	mov	x16, xzr
+	ret
+
+
+.globl	_abi_test_clobber_x17
+.private_extern	_abi_test_clobber_x17
+.align	4
+_abi_test_clobber_x17:
+	mov	x17, xzr
+	ret
+
+
+.globl	_abi_test_clobber_x19
+.private_extern	_abi_test_clobber_x19
+.align	4
+_abi_test_clobber_x19:
+	mov	x19, xzr
+	ret
+
+
+.globl	_abi_test_clobber_x20
+.private_extern	_abi_test_clobber_x20
+.align	4
+_abi_test_clobber_x20:
+	mov	x20, xzr
+	ret
+
+
+.globl	_abi_test_clobber_x21
+.private_extern	_abi_test_clobber_x21
+.align	4
+_abi_test_clobber_x21:
+	mov	x21, xzr
+	ret
+
+
+.globl	_abi_test_clobber_x22
+.private_extern	_abi_test_clobber_x22
+.align	4
+_abi_test_clobber_x22:
+	mov	x22, xzr
+	ret
+
+
+.globl	_abi_test_clobber_x23
+.private_extern	_abi_test_clobber_x23
+.align	4
+_abi_test_clobber_x23:
+	mov	x23, xzr
+	ret
+
+
+.globl	_abi_test_clobber_x24
+.private_extern	_abi_test_clobber_x24
+.align	4
+_abi_test_clobber_x24:
+	mov	x24, xzr
+	ret
+
+
+.globl	_abi_test_clobber_x25
+.private_extern	_abi_test_clobber_x25
+.align	4
+_abi_test_clobber_x25:
+	mov	x25, xzr
+	ret
+
+
+.globl	_abi_test_clobber_x26
+.private_extern	_abi_test_clobber_x26
+.align	4
+_abi_test_clobber_x26:
+	mov	x26, xzr
+	ret
+
+
+.globl	_abi_test_clobber_x27
+.private_extern	_abi_test_clobber_x27
+.align	4
+_abi_test_clobber_x27:
+	mov	x27, xzr
+	ret
+
+
+.globl	_abi_test_clobber_x28
+.private_extern	_abi_test_clobber_x28
+.align	4
+_abi_test_clobber_x28:
+	mov	x28, xzr
+	ret
+
+
+.globl	_abi_test_clobber_x29
+.private_extern	_abi_test_clobber_x29
+.align	4
+_abi_test_clobber_x29:
+	mov	x29, xzr
+	ret
+
+
+.globl	_abi_test_clobber_d0
+.private_extern	_abi_test_clobber_d0
+.align	4
+_abi_test_clobber_d0:
+	fmov	d0, xzr
+	ret
+
+
+.globl	_abi_test_clobber_d1
+.private_extern	_abi_test_clobber_d1
+.align	4
+_abi_test_clobber_d1:
+	fmov	d1, xzr
+	ret
+
+
+.globl	_abi_test_clobber_d2
+.private_extern	_abi_test_clobber_d2
+.align	4
+_abi_test_clobber_d2:
+	fmov	d2, xzr
+	ret
+
+
+.globl	_abi_test_clobber_d3
+.private_extern	_abi_test_clobber_d3
+.align	4
+_abi_test_clobber_d3:
+	fmov	d3, xzr
+	ret
+
+
+.globl	_abi_test_clobber_d4
+.private_extern	_abi_test_clobber_d4
+.align	4
+_abi_test_clobber_d4:
+	fmov	d4, xzr
+	ret
+
+
+.globl	_abi_test_clobber_d5
+.private_extern	_abi_test_clobber_d5
+.align	4
+_abi_test_clobber_d5:
+	fmov	d5, xzr
+	ret
+
+
+.globl	_abi_test_clobber_d6
+.private_extern	_abi_test_clobber_d6
+.align	4
+_abi_test_clobber_d6:
+	fmov	d6, xzr
+	ret
+
+
+.globl	_abi_test_clobber_d7
+.private_extern	_abi_test_clobber_d7
+.align	4
+_abi_test_clobber_d7:
+	fmov	d7, xzr
+	ret
+
+
+.globl	_abi_test_clobber_d8
+.private_extern	_abi_test_clobber_d8
+.align	4
+_abi_test_clobber_d8:
+	fmov	d8, xzr
+	ret
+
+
+.globl	_abi_test_clobber_d9
+.private_extern	_abi_test_clobber_d9
+.align	4
+_abi_test_clobber_d9:
+	fmov	d9, xzr
+	ret
+
+
+.globl	_abi_test_clobber_d10
+.private_extern	_abi_test_clobber_d10
+.align	4
+_abi_test_clobber_d10:
+	fmov	d10, xzr
+	ret
+
+
+.globl	_abi_test_clobber_d11
+.private_extern	_abi_test_clobber_d11
+.align	4
+_abi_test_clobber_d11:
+	fmov	d11, xzr
+	ret
+
+
+.globl	_abi_test_clobber_d12
+.private_extern	_abi_test_clobber_d12
+.align	4
+_abi_test_clobber_d12:
+	fmov	d12, xzr
+	ret
+
+
+.globl	_abi_test_clobber_d13
+.private_extern	_abi_test_clobber_d13
+.align	4
+_abi_test_clobber_d13:
+	fmov	d13, xzr
+	ret
+
+
+.globl	_abi_test_clobber_d14
+.private_extern	_abi_test_clobber_d14
+.align	4
+_abi_test_clobber_d14:
+	fmov	d14, xzr
+	ret
+
+
+.globl	_abi_test_clobber_d15
+.private_extern	_abi_test_clobber_d15
+.align	4
+_abi_test_clobber_d15:
+	fmov	d15, xzr
+	ret
+
+
+.globl	_abi_test_clobber_d16
+.private_extern	_abi_test_clobber_d16
+.align	4
+_abi_test_clobber_d16:
+	fmov	d16, xzr
+	ret
+
+
+.globl	_abi_test_clobber_d17
+.private_extern	_abi_test_clobber_d17
+.align	4
+_abi_test_clobber_d17:
+	fmov	d17, xzr
+	ret
+
+
+.globl	_abi_test_clobber_d18
+.private_extern	_abi_test_clobber_d18
+.align	4
+_abi_test_clobber_d18:
+	fmov	d18, xzr
+	ret
+
+
+.globl	_abi_test_clobber_d19
+.private_extern	_abi_test_clobber_d19
+.align	4
+_abi_test_clobber_d19:
+	fmov	d19, xzr
+	ret
+
+
+.globl	_abi_test_clobber_d20
+.private_extern	_abi_test_clobber_d20
+.align	4
+_abi_test_clobber_d20:
+	fmov	d20, xzr
+	ret
+
+
+.globl	_abi_test_clobber_d21
+.private_extern	_abi_test_clobber_d21
+.align	4
+_abi_test_clobber_d21:
+	fmov	d21, xzr
+	ret
+
+
+.globl	_abi_test_clobber_d22
+.private_extern	_abi_test_clobber_d22
+.align	4
+_abi_test_clobber_d22:
+	fmov	d22, xzr
+	ret
+
+
+.globl	_abi_test_clobber_d23
+.private_extern	_abi_test_clobber_d23
+.align	4
+_abi_test_clobber_d23:
+	fmov	d23, xzr
+	ret
+
+
+.globl	_abi_test_clobber_d24
+.private_extern	_abi_test_clobber_d24
+.align	4
+_abi_test_clobber_d24:
+	fmov	d24, xzr
+	ret
+
+
+.globl	_abi_test_clobber_d25
+.private_extern	_abi_test_clobber_d25
+.align	4
+_abi_test_clobber_d25:
+	fmov	d25, xzr
+	ret
+
+
+.globl	_abi_test_clobber_d26
+.private_extern	_abi_test_clobber_d26
+.align	4
+_abi_test_clobber_d26:
+	fmov	d26, xzr
+	ret
+
+
+.globl	_abi_test_clobber_d27
+.private_extern	_abi_test_clobber_d27
+.align	4
+_abi_test_clobber_d27:
+	fmov	d27, xzr
+	ret
+
+
+.globl	_abi_test_clobber_d28
+.private_extern	_abi_test_clobber_d28
+.align	4
+_abi_test_clobber_d28:
+	fmov	d28, xzr
+	ret
+
+
+.globl	_abi_test_clobber_d29
+.private_extern	_abi_test_clobber_d29
+.align	4
+_abi_test_clobber_d29:
+	fmov	d29, xzr
+	ret
+
+
+.globl	_abi_test_clobber_d30
+.private_extern	_abi_test_clobber_d30
+.align	4
+_abi_test_clobber_d30:
+	fmov	d30, xzr
+	ret
+
+
+.globl	_abi_test_clobber_d31
+.private_extern	_abi_test_clobber_d31
+.align	4
+_abi_test_clobber_d31:
+	fmov	d31, xzr
+	ret
+
+
+.globl	_abi_test_clobber_v8_upper
+.private_extern	_abi_test_clobber_v8_upper
+.align	4
+_abi_test_clobber_v8_upper:
+	fmov	v8.d[1], xzr
+	ret
+
+
+.globl	_abi_test_clobber_v9_upper
+.private_extern	_abi_test_clobber_v9_upper
+.align	4
+_abi_test_clobber_v9_upper:
+	fmov	v9.d[1], xzr
+	ret
+
+
+.globl	_abi_test_clobber_v10_upper
+.private_extern	_abi_test_clobber_v10_upper
+.align	4
+_abi_test_clobber_v10_upper:
+	fmov	v10.d[1], xzr
+	ret
+
+
+.globl	_abi_test_clobber_v11_upper
+.private_extern	_abi_test_clobber_v11_upper
+.align	4
+_abi_test_clobber_v11_upper:
+	fmov	v11.d[1], xzr
+	ret
+
+
+.globl	_abi_test_clobber_v12_upper
+.private_extern	_abi_test_clobber_v12_upper
+.align	4
+_abi_test_clobber_v12_upper:
+	fmov	v12.d[1], xzr
+	ret
+
+
+.globl	_abi_test_clobber_v13_upper
+.private_extern	_abi_test_clobber_v13_upper
+.align	4
+_abi_test_clobber_v13_upper:
+	fmov	v13.d[1], xzr
+	ret
+
+
+.globl	_abi_test_clobber_v14_upper
+.private_extern	_abi_test_clobber_v14_upper
+.align	4
+_abi_test_clobber_v14_upper:
+	fmov	v14.d[1], xzr
+	ret
+
+
+.globl	_abi_test_clobber_v15_upper
+.private_extern	_abi_test_clobber_v15_upper
+.align	4
+_abi_test_clobber_v15_upper:
+	fmov	v15.d[1], xzr
+	ret
+
+#endif  // !OPENSSL_NO_ASM