759 lines
14 KiB
ArmAsm
759 lines
14 KiB
ArmAsm
// This file is generated from a similarly-named Perl script in the BoringSSL
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// source tree. Do not edit by hand.
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#if !defined(__has_feature)
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#define __has_feature(x) 0
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#endif
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#if __has_feature(memory_sanitizer) && !defined(OPENSSL_NO_ASM)
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#define OPENSSL_NO_ASM
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#endif
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#if !defined(OPENSSL_NO_ASM)
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#if defined(BORINGSSL_PREFIX)
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#include <boringssl_prefix_symbols_asm.h>
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#endif
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#include <openssl/arm_arch.h>
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.text
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// abi_test_trampoline loads callee-saved registers from |state|, calls |func|
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// with |argv|, then saves the callee-saved registers into |state|. It returns
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// the result of |func|. The |unwind| argument is unused.
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// uint64_t abi_test_trampoline(void (*func)(...), CallerState *state,
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// const uint64_t *argv, size_t argc,
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// uint64_t unwind);
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.globl _abi_test_trampoline
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.private_extern _abi_test_trampoline
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.align 4
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_abi_test_trampoline:
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Labi_test_trampoline_begin:
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AARCH64_SIGN_LINK_REGISTER
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// Stack layout (low to high addresses)
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// x29,x30 (16 bytes)
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// d8-d15 (64 bytes)
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// x19-x28 (80 bytes)
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// x1 (8 bytes)
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// padding (8 bytes)
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stp x29, x30, [sp, #-176]!
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mov x29, sp
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// Saved callee-saved registers and |state|.
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stp d8, d9, [sp, #16]
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stp d10, d11, [sp, #32]
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stp d12, d13, [sp, #48]
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stp d14, d15, [sp, #64]
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stp x19, x20, [sp, #80]
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stp x21, x22, [sp, #96]
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stp x23, x24, [sp, #112]
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stp x25, x26, [sp, #128]
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stp x27, x28, [sp, #144]
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str x1, [sp, #160]
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// Load registers from |state|, with the exception of x29. x29 is the
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// frame pointer and also callee-saved, but AAPCS64 allows platforms to
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// mandate that x29 always point to a frame. iOS64 does so, which means
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// we cannot fill x29 with entropy without violating ABI rules
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// ourselves. x29 is tested separately below.
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ldp d8, d9, [x1], #16
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ldp d10, d11, [x1], #16
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ldp d12, d13, [x1], #16
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ldp d14, d15, [x1], #16
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ldp x19, x20, [x1], #16
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ldp x21, x22, [x1], #16
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ldp x23, x24, [x1], #16
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ldp x25, x26, [x1], #16
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ldp x27, x28, [x1], #16
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// Move parameters into temporary registers.
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mov x9, x0
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mov x10, x2
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mov x11, x3
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// Load parameters into registers.
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cbz x11, Largs_done
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ldr x0, [x10], #8
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subs x11, x11, #1
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b.eq Largs_done
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ldr x1, [x10], #8
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subs x11, x11, #1
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b.eq Largs_done
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ldr x2, [x10], #8
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subs x11, x11, #1
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b.eq Largs_done
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ldr x3, [x10], #8
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subs x11, x11, #1
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b.eq Largs_done
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ldr x4, [x10], #8
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subs x11, x11, #1
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b.eq Largs_done
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ldr x5, [x10], #8
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subs x11, x11, #1
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b.eq Largs_done
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ldr x6, [x10], #8
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subs x11, x11, #1
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b.eq Largs_done
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ldr x7, [x10], #8
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Largs_done:
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blr x9
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// Reload |state| and store registers.
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ldr x1, [sp, #160]
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stp d8, d9, [x1], #16
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stp d10, d11, [x1], #16
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stp d12, d13, [x1], #16
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stp d14, d15, [x1], #16
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stp x19, x20, [x1], #16
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stp x21, x22, [x1], #16
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stp x23, x24, [x1], #16
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stp x25, x26, [x1], #16
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stp x27, x28, [x1], #16
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// |func| is required to preserve x29, the frame pointer. We cannot load
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// random values into x29 (see comment above), so compare it against the
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// expected value and zero the field of |state| if corrupted.
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mov x9, sp
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cmp x29, x9
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b.eq Lx29_ok
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str xzr, [x1]
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Lx29_ok:
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// Restore callee-saved registers.
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ldp d8, d9, [sp, #16]
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ldp d10, d11, [sp, #32]
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ldp d12, d13, [sp, #48]
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ldp d14, d15, [sp, #64]
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ldp x19, x20, [sp, #80]
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ldp x21, x22, [sp, #96]
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ldp x23, x24, [sp, #112]
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ldp x25, x26, [sp, #128]
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ldp x27, x28, [sp, #144]
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ldp x29, x30, [sp], #176
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AARCH64_VALIDATE_LINK_REGISTER
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ret
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.globl _abi_test_clobber_x0
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.private_extern _abi_test_clobber_x0
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.align 4
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_abi_test_clobber_x0:
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AARCH64_VALID_CALL_TARGET
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mov x0, xzr
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ret
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.globl _abi_test_clobber_x1
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.private_extern _abi_test_clobber_x1
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.align 4
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_abi_test_clobber_x1:
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AARCH64_VALID_CALL_TARGET
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mov x1, xzr
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ret
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.globl _abi_test_clobber_x2
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.private_extern _abi_test_clobber_x2
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.align 4
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_abi_test_clobber_x2:
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AARCH64_VALID_CALL_TARGET
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mov x2, xzr
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ret
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.globl _abi_test_clobber_x3
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.private_extern _abi_test_clobber_x3
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.align 4
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_abi_test_clobber_x3:
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AARCH64_VALID_CALL_TARGET
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mov x3, xzr
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ret
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.globl _abi_test_clobber_x4
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.private_extern _abi_test_clobber_x4
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.align 4
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_abi_test_clobber_x4:
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AARCH64_VALID_CALL_TARGET
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mov x4, xzr
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ret
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.globl _abi_test_clobber_x5
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.private_extern _abi_test_clobber_x5
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.align 4
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_abi_test_clobber_x5:
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AARCH64_VALID_CALL_TARGET
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mov x5, xzr
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ret
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.globl _abi_test_clobber_x6
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.private_extern _abi_test_clobber_x6
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.align 4
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_abi_test_clobber_x6:
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AARCH64_VALID_CALL_TARGET
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mov x6, xzr
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ret
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.globl _abi_test_clobber_x7
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.private_extern _abi_test_clobber_x7
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.align 4
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_abi_test_clobber_x7:
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AARCH64_VALID_CALL_TARGET
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mov x7, xzr
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ret
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.globl _abi_test_clobber_x8
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.private_extern _abi_test_clobber_x8
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.align 4
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_abi_test_clobber_x8:
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AARCH64_VALID_CALL_TARGET
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mov x8, xzr
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ret
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.globl _abi_test_clobber_x9
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.private_extern _abi_test_clobber_x9
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.align 4
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_abi_test_clobber_x9:
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AARCH64_VALID_CALL_TARGET
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mov x9, xzr
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ret
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.globl _abi_test_clobber_x10
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.private_extern _abi_test_clobber_x10
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.align 4
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_abi_test_clobber_x10:
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AARCH64_VALID_CALL_TARGET
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mov x10, xzr
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ret
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.globl _abi_test_clobber_x11
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.private_extern _abi_test_clobber_x11
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.align 4
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_abi_test_clobber_x11:
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AARCH64_VALID_CALL_TARGET
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mov x11, xzr
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ret
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.globl _abi_test_clobber_x12
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.private_extern _abi_test_clobber_x12
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.align 4
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_abi_test_clobber_x12:
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AARCH64_VALID_CALL_TARGET
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mov x12, xzr
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ret
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.globl _abi_test_clobber_x13
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.private_extern _abi_test_clobber_x13
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.align 4
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_abi_test_clobber_x13:
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AARCH64_VALID_CALL_TARGET
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mov x13, xzr
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ret
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.globl _abi_test_clobber_x14
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.private_extern _abi_test_clobber_x14
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.align 4
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_abi_test_clobber_x14:
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AARCH64_VALID_CALL_TARGET
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mov x14, xzr
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ret
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.globl _abi_test_clobber_x15
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.private_extern _abi_test_clobber_x15
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.align 4
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_abi_test_clobber_x15:
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AARCH64_VALID_CALL_TARGET
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mov x15, xzr
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ret
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.globl _abi_test_clobber_x16
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.private_extern _abi_test_clobber_x16
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.align 4
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_abi_test_clobber_x16:
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AARCH64_VALID_CALL_TARGET
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mov x16, xzr
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ret
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.globl _abi_test_clobber_x17
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.private_extern _abi_test_clobber_x17
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.align 4
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_abi_test_clobber_x17:
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AARCH64_VALID_CALL_TARGET
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mov x17, xzr
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ret
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.globl _abi_test_clobber_x19
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.private_extern _abi_test_clobber_x19
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.align 4
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_abi_test_clobber_x19:
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AARCH64_VALID_CALL_TARGET
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mov x19, xzr
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ret
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.globl _abi_test_clobber_x20
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.private_extern _abi_test_clobber_x20
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.align 4
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_abi_test_clobber_x20:
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AARCH64_VALID_CALL_TARGET
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mov x20, xzr
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ret
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.globl _abi_test_clobber_x21
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.private_extern _abi_test_clobber_x21
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.align 4
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_abi_test_clobber_x21:
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AARCH64_VALID_CALL_TARGET
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mov x21, xzr
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ret
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.globl _abi_test_clobber_x22
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.private_extern _abi_test_clobber_x22
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.align 4
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_abi_test_clobber_x22:
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AARCH64_VALID_CALL_TARGET
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mov x22, xzr
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ret
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.globl _abi_test_clobber_x23
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.private_extern _abi_test_clobber_x23
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.align 4
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_abi_test_clobber_x23:
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AARCH64_VALID_CALL_TARGET
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mov x23, xzr
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ret
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.globl _abi_test_clobber_x24
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.private_extern _abi_test_clobber_x24
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.align 4
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_abi_test_clobber_x24:
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AARCH64_VALID_CALL_TARGET
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mov x24, xzr
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ret
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.globl _abi_test_clobber_x25
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.private_extern _abi_test_clobber_x25
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.align 4
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_abi_test_clobber_x25:
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AARCH64_VALID_CALL_TARGET
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mov x25, xzr
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ret
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.globl _abi_test_clobber_x26
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.private_extern _abi_test_clobber_x26
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.align 4
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_abi_test_clobber_x26:
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AARCH64_VALID_CALL_TARGET
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mov x26, xzr
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ret
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.globl _abi_test_clobber_x27
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.private_extern _abi_test_clobber_x27
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.align 4
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_abi_test_clobber_x27:
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AARCH64_VALID_CALL_TARGET
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mov x27, xzr
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ret
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.globl _abi_test_clobber_x28
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.private_extern _abi_test_clobber_x28
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.align 4
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_abi_test_clobber_x28:
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AARCH64_VALID_CALL_TARGET
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mov x28, xzr
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ret
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.globl _abi_test_clobber_x29
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.private_extern _abi_test_clobber_x29
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.align 4
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_abi_test_clobber_x29:
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AARCH64_VALID_CALL_TARGET
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mov x29, xzr
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ret
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.globl _abi_test_clobber_d0
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.private_extern _abi_test_clobber_d0
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.align 4
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_abi_test_clobber_d0:
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AARCH64_VALID_CALL_TARGET
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fmov d0, xzr
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ret
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.globl _abi_test_clobber_d1
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.private_extern _abi_test_clobber_d1
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.align 4
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_abi_test_clobber_d1:
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AARCH64_VALID_CALL_TARGET
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fmov d1, xzr
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ret
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.globl _abi_test_clobber_d2
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.private_extern _abi_test_clobber_d2
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.align 4
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_abi_test_clobber_d2:
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AARCH64_VALID_CALL_TARGET
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fmov d2, xzr
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ret
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.globl _abi_test_clobber_d3
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.private_extern _abi_test_clobber_d3
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.align 4
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_abi_test_clobber_d3:
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AARCH64_VALID_CALL_TARGET
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fmov d3, xzr
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ret
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.globl _abi_test_clobber_d4
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.private_extern _abi_test_clobber_d4
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.align 4
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_abi_test_clobber_d4:
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AARCH64_VALID_CALL_TARGET
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fmov d4, xzr
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ret
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.globl _abi_test_clobber_d5
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.private_extern _abi_test_clobber_d5
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.align 4
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_abi_test_clobber_d5:
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AARCH64_VALID_CALL_TARGET
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fmov d5, xzr
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ret
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.globl _abi_test_clobber_d6
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.private_extern _abi_test_clobber_d6
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.align 4
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_abi_test_clobber_d6:
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AARCH64_VALID_CALL_TARGET
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fmov d6, xzr
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ret
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.globl _abi_test_clobber_d7
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.private_extern _abi_test_clobber_d7
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.align 4
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_abi_test_clobber_d7:
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AARCH64_VALID_CALL_TARGET
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fmov d7, xzr
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ret
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.globl _abi_test_clobber_d8
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.private_extern _abi_test_clobber_d8
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.align 4
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_abi_test_clobber_d8:
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AARCH64_VALID_CALL_TARGET
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fmov d8, xzr
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ret
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.globl _abi_test_clobber_d9
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.private_extern _abi_test_clobber_d9
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.align 4
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_abi_test_clobber_d9:
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AARCH64_VALID_CALL_TARGET
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fmov d9, xzr
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ret
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.globl _abi_test_clobber_d10
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.private_extern _abi_test_clobber_d10
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.align 4
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_abi_test_clobber_d10:
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AARCH64_VALID_CALL_TARGET
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fmov d10, xzr
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ret
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.globl _abi_test_clobber_d11
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.private_extern _abi_test_clobber_d11
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.align 4
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_abi_test_clobber_d11:
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AARCH64_VALID_CALL_TARGET
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fmov d11, xzr
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ret
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.globl _abi_test_clobber_d12
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.private_extern _abi_test_clobber_d12
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.align 4
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_abi_test_clobber_d12:
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AARCH64_VALID_CALL_TARGET
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fmov d12, xzr
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ret
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.globl _abi_test_clobber_d13
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.private_extern _abi_test_clobber_d13
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.align 4
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_abi_test_clobber_d13:
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AARCH64_VALID_CALL_TARGET
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fmov d13, xzr
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ret
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.globl _abi_test_clobber_d14
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.private_extern _abi_test_clobber_d14
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.align 4
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_abi_test_clobber_d14:
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AARCH64_VALID_CALL_TARGET
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fmov d14, xzr
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ret
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.globl _abi_test_clobber_d15
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.private_extern _abi_test_clobber_d15
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.align 4
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_abi_test_clobber_d15:
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AARCH64_VALID_CALL_TARGET
|
|
fmov d15, xzr
|
|
ret
|
|
|
|
|
|
.globl _abi_test_clobber_d16
|
|
.private_extern _abi_test_clobber_d16
|
|
.align 4
|
|
_abi_test_clobber_d16:
|
|
AARCH64_VALID_CALL_TARGET
|
|
fmov d16, xzr
|
|
ret
|
|
|
|
|
|
.globl _abi_test_clobber_d17
|
|
.private_extern _abi_test_clobber_d17
|
|
.align 4
|
|
_abi_test_clobber_d17:
|
|
AARCH64_VALID_CALL_TARGET
|
|
fmov d17, xzr
|
|
ret
|
|
|
|
|
|
.globl _abi_test_clobber_d18
|
|
.private_extern _abi_test_clobber_d18
|
|
.align 4
|
|
_abi_test_clobber_d18:
|
|
AARCH64_VALID_CALL_TARGET
|
|
fmov d18, xzr
|
|
ret
|
|
|
|
|
|
.globl _abi_test_clobber_d19
|
|
.private_extern _abi_test_clobber_d19
|
|
.align 4
|
|
_abi_test_clobber_d19:
|
|
AARCH64_VALID_CALL_TARGET
|
|
fmov d19, xzr
|
|
ret
|
|
|
|
|
|
.globl _abi_test_clobber_d20
|
|
.private_extern _abi_test_clobber_d20
|
|
.align 4
|
|
_abi_test_clobber_d20:
|
|
AARCH64_VALID_CALL_TARGET
|
|
fmov d20, xzr
|
|
ret
|
|
|
|
|
|
.globl _abi_test_clobber_d21
|
|
.private_extern _abi_test_clobber_d21
|
|
.align 4
|
|
_abi_test_clobber_d21:
|
|
AARCH64_VALID_CALL_TARGET
|
|
fmov d21, xzr
|
|
ret
|
|
|
|
|
|
.globl _abi_test_clobber_d22
|
|
.private_extern _abi_test_clobber_d22
|
|
.align 4
|
|
_abi_test_clobber_d22:
|
|
AARCH64_VALID_CALL_TARGET
|
|
fmov d22, xzr
|
|
ret
|
|
|
|
|
|
.globl _abi_test_clobber_d23
|
|
.private_extern _abi_test_clobber_d23
|
|
.align 4
|
|
_abi_test_clobber_d23:
|
|
AARCH64_VALID_CALL_TARGET
|
|
fmov d23, xzr
|
|
ret
|
|
|
|
|
|
.globl _abi_test_clobber_d24
|
|
.private_extern _abi_test_clobber_d24
|
|
.align 4
|
|
_abi_test_clobber_d24:
|
|
AARCH64_VALID_CALL_TARGET
|
|
fmov d24, xzr
|
|
ret
|
|
|
|
|
|
.globl _abi_test_clobber_d25
|
|
.private_extern _abi_test_clobber_d25
|
|
.align 4
|
|
_abi_test_clobber_d25:
|
|
AARCH64_VALID_CALL_TARGET
|
|
fmov d25, xzr
|
|
ret
|
|
|
|
|
|
.globl _abi_test_clobber_d26
|
|
.private_extern _abi_test_clobber_d26
|
|
.align 4
|
|
_abi_test_clobber_d26:
|
|
AARCH64_VALID_CALL_TARGET
|
|
fmov d26, xzr
|
|
ret
|
|
|
|
|
|
.globl _abi_test_clobber_d27
|
|
.private_extern _abi_test_clobber_d27
|
|
.align 4
|
|
_abi_test_clobber_d27:
|
|
AARCH64_VALID_CALL_TARGET
|
|
fmov d27, xzr
|
|
ret
|
|
|
|
|
|
.globl _abi_test_clobber_d28
|
|
.private_extern _abi_test_clobber_d28
|
|
.align 4
|
|
_abi_test_clobber_d28:
|
|
AARCH64_VALID_CALL_TARGET
|
|
fmov d28, xzr
|
|
ret
|
|
|
|
|
|
.globl _abi_test_clobber_d29
|
|
.private_extern _abi_test_clobber_d29
|
|
.align 4
|
|
_abi_test_clobber_d29:
|
|
AARCH64_VALID_CALL_TARGET
|
|
fmov d29, xzr
|
|
ret
|
|
|
|
|
|
.globl _abi_test_clobber_d30
|
|
.private_extern _abi_test_clobber_d30
|
|
.align 4
|
|
_abi_test_clobber_d30:
|
|
AARCH64_VALID_CALL_TARGET
|
|
fmov d30, xzr
|
|
ret
|
|
|
|
|
|
.globl _abi_test_clobber_d31
|
|
.private_extern _abi_test_clobber_d31
|
|
.align 4
|
|
_abi_test_clobber_d31:
|
|
AARCH64_VALID_CALL_TARGET
|
|
fmov d31, xzr
|
|
ret
|
|
|
|
|
|
.globl _abi_test_clobber_v8_upper
|
|
.private_extern _abi_test_clobber_v8_upper
|
|
.align 4
|
|
_abi_test_clobber_v8_upper:
|
|
AARCH64_VALID_CALL_TARGET
|
|
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:
|
|
AARCH64_VALID_CALL_TARGET
|
|
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:
|
|
AARCH64_VALID_CALL_TARGET
|
|
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:
|
|
AARCH64_VALID_CALL_TARGET
|
|
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:
|
|
AARCH64_VALID_CALL_TARGET
|
|
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:
|
|
AARCH64_VALID_CALL_TARGET
|
|
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:
|
|
AARCH64_VALID_CALL_TARGET
|
|
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:
|
|
AARCH64_VALID_CALL_TARGET
|
|
fmov v15.d[1], xzr
|
|
ret
|
|
|
|
#endif // !OPENSSL_NO_ASM
|