Samir Jindel
43382ded6d
Also removed some redundant test code. Change-Id: Idbb343d35592816814d473de2317324029481c6f Cq-Include-Trybots: luci.dart.try:vm-ffi-android-debug-arm-try,vm-kernel-win-debug-x64-try,vm-kernel-win-debug-ia32-try,vm-kernel-mac-debug-x64-try,vm-kernel-reload-mac-debug-simdbc64-try Reviewed-on: https://dart-review.googlesource.com/c/sdk/+/105590 Commit-Queue: Samir Jindel <sjindel@google.com> Reviewed-by: Daco Harkes <dacoharkes@google.com> Reviewed-by: Martin Kustermann <kustermann@google.com>
99 lines
1.5 KiB
ArmAsm
99 lines
1.5 KiB
ArmAsm
#if defined(_M_X64) || defined(__x86_64__) /* HOST_ARCH_X64 */
|
|
|
|
.intel_syntax noprefix
|
|
.text
|
|
|
|
#if defined(__linux__) || defined(__FreeBSD__) /* HOST_OS_LINUX */
|
|
.globl ClobberAndCall
|
|
.type ClobberAndCall, @function
|
|
ClobberAndCall:
|
|
#else /* HOST_OS_MACOS */
|
|
.globl _ClobberAndCall
|
|
_ClobberAndCall:
|
|
#endif
|
|
|
|
/* Clobber some significant registers and call the nullary function which is
|
|
passed in as the first argument. */
|
|
|
|
/* Pool pointer register. */
|
|
push r15
|
|
mov r15, 1
|
|
|
|
/* Thread register. */
|
|
push r14
|
|
mov r14, 1
|
|
|
|
/* Code register. */
|
|
push r12
|
|
mov r12, 1
|
|
|
|
/* Arguments descriptor register. */
|
|
push r10
|
|
mov r10, 1
|
|
|
|
call rdi
|
|
|
|
pop r10
|
|
pop r12
|
|
pop r14
|
|
pop r15
|
|
|
|
ret
|
|
|
|
#elif defined(_M_IX86) || defined(__i386__) /* HOST_ARCH_IA32 */
|
|
|
|
#elif defined(__aarch64__) /* HOST_ARCH_ARM64 */
|
|
|
|
.text
|
|
.global ClobberAndCall
|
|
.type ClobberAndCall, %function
|
|
ClobberAndCall:
|
|
|
|
/* Save link register register and thread register. */
|
|
stp lr, x26, [sp, #-16]!
|
|
mov lr, #1
|
|
mov x26, #1
|
|
|
|
/* Arguments descriptor register isn't callee-saved. */
|
|
mov x4, #1
|
|
|
|
/* Pool pointer register and code register. */
|
|
stp x24, x27, [sp, #-16]!
|
|
|
|
mov x24, #1
|
|
mov x27, #1
|
|
|
|
blr x0
|
|
|
|
ldp x24, x27, [sp], #16
|
|
ldp lr, x26, [sp], #16
|
|
|
|
blr lr
|
|
|
|
#elif defined(__ARMEL__) /* HOST_ARCH_ARM */
|
|
|
|
.text
|
|
.global ClobberAndCall
|
|
.type ClobberAndCall, %function
|
|
ClobberAndCall:
|
|
|
|
stmdb sp!,{r4, r5, r6, r10, lr}
|
|
|
|
/* Arguments descriptor register. */
|
|
mov r4, #1
|
|
|
|
/* Pool pointer register. */
|
|
mov r5, #1
|
|
|
|
/* Code pointer register. */
|
|
mov r6, #1
|
|
|
|
/* Thread register. */
|
|
mov r10, #1
|
|
|
|
blx r0
|
|
|
|
ldm sp!,{r4, r5, r6, r10, pc}
|
|
|
|
#endif
|