| // This file is generated from a similarly-named Perl script in the BoringSSL |
| // source tree. Do not edit by hand. |
| |
| #include <openssl/asm_base.h> |
| |
| #if !defined(OPENSSL_NO_ASM) && defined(OPENSSL_AARCH64) && defined(__APPLE__) |
| #include <openssl/arm_arch.h> |
| |
| .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: |
| AARCH64_SIGN_LINK_REGISTER |
| // 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 |
| AARCH64_VALIDATE_LINK_REGISTER |
| ret |
| |
| |
| .globl _abi_test_clobber_x0 |
| .private_extern _abi_test_clobber_x0 |
| .align 4 |
| _abi_test_clobber_x0: |
| AARCH64_VALID_CALL_TARGET |
| mov x0, xzr |
| ret |
| |
| |
| .globl _abi_test_clobber_x1 |
| .private_extern _abi_test_clobber_x1 |
| .align 4 |
| _abi_test_clobber_x1: |
| AARCH64_VALID_CALL_TARGET |
| mov x1, xzr |
| ret |
| |
| |
| .globl _abi_test_clobber_x2 |
| .private_extern _abi_test_clobber_x2 |
| .align 4 |
| _abi_test_clobber_x2: |
| AARCH64_VALID_CALL_TARGET |
| mov x2, xzr |
| ret |
| |
| |
| .globl _abi_test_clobber_x3 |
| .private_extern _abi_test_clobber_x3 |
| .align 4 |
| _abi_test_clobber_x3: |
| AARCH64_VALID_CALL_TARGET |
| mov x3, xzr |
| ret |
| |
| |
| .globl _abi_test_clobber_x4 |
| .private_extern _abi_test_clobber_x4 |
| .align 4 |
| _abi_test_clobber_x4: |
| AARCH64_VALID_CALL_TARGET |
| mov x4, xzr |
| ret |
| |
| |
| .globl _abi_test_clobber_x5 |
| .private_extern _abi_test_clobber_x5 |
| .align 4 |
| _abi_test_clobber_x5: |
| AARCH64_VALID_CALL_TARGET |
| mov x5, xzr |
| ret |
| |
| |
| .globl _abi_test_clobber_x6 |
| .private_extern _abi_test_clobber_x6 |
| .align 4 |
| _abi_test_clobber_x6: |
| AARCH64_VALID_CALL_TARGET |
| mov x6, xzr |
| ret |
| |
| |
| .globl _abi_test_clobber_x7 |
| .private_extern _abi_test_clobber_x7 |
| .align 4 |
| _abi_test_clobber_x7: |
| AARCH64_VALID_CALL_TARGET |
| mov x7, xzr |
| ret |
| |
| |
| .globl _abi_test_clobber_x8 |
| .private_extern _abi_test_clobber_x8 |
| .align 4 |
| _abi_test_clobber_x8: |
| AARCH64_VALID_CALL_TARGET |
| mov x8, xzr |
| ret |
| |
| |
| .globl _abi_test_clobber_x9 |
| .private_extern _abi_test_clobber_x9 |
| .align 4 |
| _abi_test_clobber_x9: |
| AARCH64_VALID_CALL_TARGET |
| mov x9, xzr |
| ret |
| |
| |
| .globl _abi_test_clobber_x10 |
| .private_extern _abi_test_clobber_x10 |
| .align 4 |
| _abi_test_clobber_x10: |
| AARCH64_VALID_CALL_TARGET |
| mov x10, xzr |
| ret |
| |
| |
| .globl _abi_test_clobber_x11 |
| .private_extern _abi_test_clobber_x11 |
| .align 4 |
| _abi_test_clobber_x11: |
| AARCH64_VALID_CALL_TARGET |
| mov x11, xzr |
| ret |
| |
| |
| .globl _abi_test_clobber_x12 |
| .private_extern _abi_test_clobber_x12 |
| .align 4 |
| _abi_test_clobber_x12: |
| AARCH64_VALID_CALL_TARGET |
| mov x12, xzr |
| ret |
| |
| |
| .globl _abi_test_clobber_x13 |
| .private_extern _abi_test_clobber_x13 |
| .align 4 |
| _abi_test_clobber_x13: |
| AARCH64_VALID_CALL_TARGET |
| mov x13, xzr |
| ret |
| |
| |
| .globl _abi_test_clobber_x14 |
| .private_extern _abi_test_clobber_x14 |
| .align 4 |
| _abi_test_clobber_x14: |
| AARCH64_VALID_CALL_TARGET |
| mov x14, xzr |
| ret |
| |
| |
| .globl _abi_test_clobber_x15 |
| .private_extern _abi_test_clobber_x15 |
| .align 4 |
| _abi_test_clobber_x15: |
| AARCH64_VALID_CALL_TARGET |
| mov x15, xzr |
| ret |
| |
| |
| .globl _abi_test_clobber_x16 |
| .private_extern _abi_test_clobber_x16 |
| .align 4 |
| _abi_test_clobber_x16: |
| AARCH64_VALID_CALL_TARGET |
| mov x16, xzr |
| ret |
| |
| |
| .globl _abi_test_clobber_x17 |
| .private_extern _abi_test_clobber_x17 |
| .align 4 |
| _abi_test_clobber_x17: |
| AARCH64_VALID_CALL_TARGET |
| mov x17, xzr |
| ret |
| |
| |
| .globl _abi_test_clobber_x19 |
| .private_extern _abi_test_clobber_x19 |
| .align 4 |
| _abi_test_clobber_x19: |
| AARCH64_VALID_CALL_TARGET |
| mov x19, xzr |
| ret |
| |
| |
| .globl _abi_test_clobber_x20 |
| .private_extern _abi_test_clobber_x20 |
| .align 4 |
| _abi_test_clobber_x20: |
| AARCH64_VALID_CALL_TARGET |
| mov x20, xzr |
| ret |
| |
| |
| .globl _abi_test_clobber_x21 |
| .private_extern _abi_test_clobber_x21 |
| .align 4 |
| _abi_test_clobber_x21: |
| AARCH64_VALID_CALL_TARGET |
| mov x21, xzr |
| ret |
| |
| |
| .globl _abi_test_clobber_x22 |
| .private_extern _abi_test_clobber_x22 |
| .align 4 |
| _abi_test_clobber_x22: |
| AARCH64_VALID_CALL_TARGET |
| mov x22, xzr |
| ret |
| |
| |
| .globl _abi_test_clobber_x23 |
| .private_extern _abi_test_clobber_x23 |
| .align 4 |
| _abi_test_clobber_x23: |
| AARCH64_VALID_CALL_TARGET |
| mov x23, xzr |
| ret |
| |
| |
| .globl _abi_test_clobber_x24 |
| .private_extern _abi_test_clobber_x24 |
| .align 4 |
| _abi_test_clobber_x24: |
| AARCH64_VALID_CALL_TARGET |
| mov x24, xzr |
| ret |
| |
| |
| .globl _abi_test_clobber_x25 |
| .private_extern _abi_test_clobber_x25 |
| .align 4 |
| _abi_test_clobber_x25: |
| AARCH64_VALID_CALL_TARGET |
| mov x25, xzr |
| ret |
| |
| |
| .globl _abi_test_clobber_x26 |
| .private_extern _abi_test_clobber_x26 |
| .align 4 |
| _abi_test_clobber_x26: |
| AARCH64_VALID_CALL_TARGET |
| mov x26, xzr |
| ret |
| |
| |
| .globl _abi_test_clobber_x27 |
| .private_extern _abi_test_clobber_x27 |
| .align 4 |
| _abi_test_clobber_x27: |
| AARCH64_VALID_CALL_TARGET |
| mov x27, xzr |
| ret |
| |
| |
| .globl _abi_test_clobber_x28 |
| .private_extern _abi_test_clobber_x28 |
| .align 4 |
| _abi_test_clobber_x28: |
| AARCH64_VALID_CALL_TARGET |
| mov x28, xzr |
| ret |
| |
| |
| .globl _abi_test_clobber_x29 |
| .private_extern _abi_test_clobber_x29 |
| .align 4 |
| _abi_test_clobber_x29: |
| AARCH64_VALID_CALL_TARGET |
| mov x29, xzr |
| ret |
| |
| |
| .globl _abi_test_clobber_d0 |
| .private_extern _abi_test_clobber_d0 |
| .align 4 |
| _abi_test_clobber_d0: |
| AARCH64_VALID_CALL_TARGET |
| fmov d0, xzr |
| ret |
| |
| |
| .globl _abi_test_clobber_d1 |
| .private_extern _abi_test_clobber_d1 |
| .align 4 |
| _abi_test_clobber_d1: |
| AARCH64_VALID_CALL_TARGET |
| fmov d1, xzr |
| ret |
| |
| |
| .globl _abi_test_clobber_d2 |
| .private_extern _abi_test_clobber_d2 |
| .align 4 |
| _abi_test_clobber_d2: |
| AARCH64_VALID_CALL_TARGET |
| fmov d2, xzr |
| ret |
| |
| |
| .globl _abi_test_clobber_d3 |
| .private_extern _abi_test_clobber_d3 |
| .align 4 |
| _abi_test_clobber_d3: |
| AARCH64_VALID_CALL_TARGET |
| fmov d3, xzr |
| ret |
| |
| |
| .globl _abi_test_clobber_d4 |
| .private_extern _abi_test_clobber_d4 |
| .align 4 |
| _abi_test_clobber_d4: |
| AARCH64_VALID_CALL_TARGET |
| fmov d4, xzr |
| ret |
| |
| |
| .globl _abi_test_clobber_d5 |
| .private_extern _abi_test_clobber_d5 |
| .align 4 |
| _abi_test_clobber_d5: |
| AARCH64_VALID_CALL_TARGET |
| fmov d5, xzr |
| ret |
| |
| |
| .globl _abi_test_clobber_d6 |
| .private_extern _abi_test_clobber_d6 |
| .align 4 |
| _abi_test_clobber_d6: |
| AARCH64_VALID_CALL_TARGET |
| fmov d6, xzr |
| ret |
| |
| |
| .globl _abi_test_clobber_d7 |
| .private_extern _abi_test_clobber_d7 |
| .align 4 |
| _abi_test_clobber_d7: |
| AARCH64_VALID_CALL_TARGET |
| fmov d7, xzr |
| ret |
| |
| |
| .globl _abi_test_clobber_d8 |
| .private_extern _abi_test_clobber_d8 |
| .align 4 |
| _abi_test_clobber_d8: |
| AARCH64_VALID_CALL_TARGET |
| fmov d8, xzr |
| ret |
| |
| |
| .globl _abi_test_clobber_d9 |
| .private_extern _abi_test_clobber_d9 |
| .align 4 |
| _abi_test_clobber_d9: |
| AARCH64_VALID_CALL_TARGET |
| fmov d9, xzr |
| ret |
| |
| |
| .globl _abi_test_clobber_d10 |
| .private_extern _abi_test_clobber_d10 |
| .align 4 |
| _abi_test_clobber_d10: |
| AARCH64_VALID_CALL_TARGET |
| fmov d10, xzr |
| ret |
| |
| |
| .globl _abi_test_clobber_d11 |
| .private_extern _abi_test_clobber_d11 |
| .align 4 |
| _abi_test_clobber_d11: |
| AARCH64_VALID_CALL_TARGET |
| fmov d11, xzr |
| ret |
| |
| |
| .globl _abi_test_clobber_d12 |
| .private_extern _abi_test_clobber_d12 |
| .align 4 |
| _abi_test_clobber_d12: |
| AARCH64_VALID_CALL_TARGET |
| fmov d12, xzr |
| ret |
| |
| |
| .globl _abi_test_clobber_d13 |
| .private_extern _abi_test_clobber_d13 |
| .align 4 |
| _abi_test_clobber_d13: |
| AARCH64_VALID_CALL_TARGET |
| fmov d13, xzr |
| ret |
| |
| |
| .globl _abi_test_clobber_d14 |
| .private_extern _abi_test_clobber_d14 |
| .align 4 |
| _abi_test_clobber_d14: |
| AARCH64_VALID_CALL_TARGET |
| fmov d14, xzr |
| ret |
| |
| |
| .globl _abi_test_clobber_d15 |
| .private_extern _abi_test_clobber_d15 |
| .align 4 |
| _abi_test_clobber_d15: |
| 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 && defined(OPENSSL_AARCH64) && defined(__APPLE__) |
