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Fixed #181 -- Corrected problems with ARMv7 build under iOS.

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Based on a patch from @fealebenpae, with input from @SolaWing and @rth7680,
and testing from @superdump.
This commit is contained in:
Russell Keith-Magee
2015-12-21 00:37:06 +08:00
parent e3d2812ce4
commit bc4fc07aa5
8 changed files with 323 additions and 517 deletions
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src/aarch64/sysv.S
+12 -8
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@@ -356,16 +356,18 @@ CNAME(ffi_closure_SYSV):
#endif
#if FFI_EXEC_TRAMPOLINE_TABLE
.align 12
#ifdef __MACH__
#include <mach/vm_param.h>
.align PAGE_MAX_SHIFT
CNAME(ffi_closure_trampoline_table_page):
.rept 16384 / FFI_TRAMPOLINE_SIZE
adr x17, -16384
adr x16, -16380
ldr x16, [x16]
ldr x17, [x17]
br x16
.rept PAGE_MAX_SIZE / FFI_TRAMPOLINE_SIZE
adr x16, -PAGE_MAX_SIZE
ldp x17, x16, [x16]
br x16
nop /* each entry in the trampoline config page is 2*sizeof(void*) so the trampoline itself cannot be smaller that 16 bytes */
.endr
.globl CNAME(ffi_closure_trampoline_table_page)
#ifdef __ELF__
.type CNAME(ffi_closure_trampoline_table_page), #function
@@ -374,6 +376,8 @@ CNAME(ffi_closure_trampoline_table_page):
#endif
#endif
#endif /* FFI_EXEC_TRAMPOLINE_TABLE */
#ifdef FFI_GO_CLOSURES
.align 4
CNAME(ffi_go_closure_SYSV_V):