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Commit d28f4fd0 authored by Alexandre Julliard's avatar Alexandre Julliard
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rpcrt4: Move the stubless client thunks to a separate file.

And build them as x86-64 code on ARM64EC.
parent 3e2a9990
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Showing with 5 additions and 141 deletions
dlls/rpcrt4/Makefile.in
View file @ d28f4fd0
......@@ -28,4 +28,5 @@ SOURCES = \
rpc_server.c \
rpc_transport.c \
rpcrt4_main.c \
thunks.c \
version.rc
dlls/rpcrt4/cproxy.c
View file @ d28f4fd0
......@@ -50,149 +50,12 @@ static inline StdProxyImpl *impl_from_proxy_obj( void *iface )
return CONTAINING_RECORD(iface, StdProxyImpl, PVtbl);
}
#ifdef __i386__
extern void call_stubless_func(void);
__ASM_GLOBAL_FUNC(call_stubless_func,
"movl 4(%esp),%ecx\n\t" /* This pointer */
"movl (%ecx),%ecx\n\t" /* This->lpVtbl */
"movl -8(%ecx),%ecx\n\t" /* MIDL_STUBLESS_PROXY_INFO */
"movl 8(%ecx),%edx\n\t" /* info->FormatStringOffset */
"movzwl (%edx,%eax,2),%edx\n\t" /* FormatStringOffset[index] */
"addl 4(%ecx),%edx\n\t" /* info->ProcFormatString + offset */
"movzbl 1(%edx),%eax\n\t" /* Oi_flags */
"andl $0x08,%eax\n\t" /* Oi_HAS_RPCFLAGS */
"shrl $1,%eax\n\t"
"movzwl 4(%edx,%eax),%eax\n\t" /* arguments size */
"pushl %eax\n\t"
__ASM_CFI(".cfi_adjust_cfa_offset 4\n\t")
"pushl $0\n\t" /* fpu_stack */
__ASM_CFI(".cfi_adjust_cfa_offset 4\n\t")
"leal 12(%esp),%eax\n\t" /* &This */
"pushl %eax\n\t"
__ASM_CFI(".cfi_adjust_cfa_offset 4\n\t")
"pushl %edx\n\t" /* format string */
__ASM_CFI(".cfi_adjust_cfa_offset 4\n\t")
"pushl (%ecx)\n\t" /* info->pStubDesc */
__ASM_CFI(".cfi_adjust_cfa_offset 4\n\t")
"call " __ASM_STDCALL("NdrpClientCall2",16) "\n\t"
__ASM_CFI(".cfi_adjust_cfa_offset -16\n\t")
"popl %edx\n\t" /* arguments size */
__ASM_CFI(".cfi_adjust_cfa_offset -4\n\t")
"movl (%esp),%ecx\n\t" /* return address */
"addl %edx,%esp\n\t"
"jmp *%ecx" );
#define THUNK_ENTRY_SIZE 12
#define THUNK_ENTRY(num) \
".balign 4\n\t" \
"movl $("#num"),%eax\n\t" \
".byte 0xe9\n\t" /* jmp */ \
".long " __ASM_NAME("call_stubless_func") "-1f\n" \
"1:\n\t"
#elif defined(__x86_64__)
extern void call_stubless_func(void);
__ASM_GLOBAL_FUNC(call_stubless_func,
"subq $0x38,%rsp\n\t"
__ASM_SEH(".seh_stackalloc 0x38\n\t")
__ASM_SEH(".seh_endprologue\n\t")
__ASM_CFI(".cfi_adjust_cfa_offset 0x38\n\t")
"movq %rcx,0x40(%rsp)\n\t"
"movq %rdx,0x48(%rsp)\n\t"
"movq %r8,0x50(%rsp)\n\t"
"movq %r9,0x58(%rsp)\n\t"
"leaq 0x40(%rsp),%rdx\n\t" /* args */
"movq %xmm1,0x20(%rsp)\n\t"
"movq %xmm2,0x28(%rsp)\n\t"
"movq %xmm3,0x30(%rsp)\n\t"
"leaq 0x18(%rsp),%r8\n\t" /* fpu_regs */
"movl %r10d,%ecx\n\t" /* index */
"call " __ASM_NAME("ndr_stubless_client_call") "\n\t"
"addq $0x38,%rsp\n\t"
__ASM_CFI(".cfi_adjust_cfa_offset -0x38\n\t")
"ret" );
#define THUNK_ENTRY_SIZE 12
#define THUNK_ENTRY(num) \
".balign 4\n\t" \
"movl $("#num"),%r10d\n\t" \
".byte 0xe9\n\t" /* jmp */ \
".long " __ASM_NAME("call_stubless_func") "-1f\n" \
"1:\n\t"
#elif defined(__arm__)
extern void call_stubless_func(void);
__ASM_GLOBAL_FUNC(call_stubless_func,
"push {r0-r3}\n\t"
".seh_save_regs {r0-r3}\n\t"
"push {fp,lr}\n\t"
".seh_save_regs_w {fp,lr}\n\t"
"mov fp, sp\n\t"
".seh_save_sp fp\n\t"
".seh_endprologue\n\t"
"mov r0, ip\n\t" /* index */
"add r1, sp, #8\n\t" /* args */
"vpush {s0-s15}\n\t" /* store the s0-s15/d0-d7 arguments */
"mov r2, sp\n\t" /* fpu_regs */
"bl ndr_stubless_client_call\n\t"
"mov sp, fp\n\t"
"pop {fp,lr}\n\t"
"add sp, #16\n\t"
"bx lr" );
#define THUNK_ENTRY_SIZE 12
#define THUNK_ENTRY(num) \
"ldr ip,1f\n\t" \
"b.w " __ASM_NAME("call_stubless_func") "\n" \
"1:\t.long "#num"\n\t"
#elif defined(__aarch64__)
extern void call_stubless_func(void);
__ASM_GLOBAL_FUNC( call_stubless_func,
"stp x29, x30, [sp, #-0x90]!\n\t"
".seh_save_fplr_x 0x90\n\t"
"mov x29, sp\n\t"
".seh_set_fp\n\t"
".seh_endprologue\n\t"
"stp d0, d1, [sp, #0x10]\n\t"
"stp d2, d3, [sp, #0x20]\n\t"
"stp d4, d5, [sp, #0x30]\n\t"
"stp d6, d7, [sp, #0x40]\n\t"
"stp x0, x1, [sp, #0x50]\n\t"
"stp x2, x3, [sp, #0x60]\n\t"
"stp x4, x5, [sp, #0x70]\n\t"
"stp x6, x7, [sp, #0x80]\n\t"
"mov w0, w16\n\t" /* index */
"add x1, sp, #0x50\n\t" /* args */
"add x2, sp, #0x10\n\t" /* fpu_regs */
"bl ndr_stubless_client_call\n\t"
"ldp x29, x30, [sp], #0x90\n\t"
"ret" )
#define THUNK_ENTRY_SIZE 8
#define THUNK_ENTRY(num) \
"mov w16,#("#num")\n\t" \
"b " __ASM_NAME("call_stubless_func") "\n\t"
#else /* __i386__ */
#warning You must implement stubless proxies for your CPU
#define THUNK_ENTRY_SIZE 0
#define THUNK_ENTRY(num) ""
#endif /* __i386__ */
extern void stubless_thunks(void);
__ASM_GLOBAL_FUNC( stubless_thunks, ALL_THUNK_ENTRIES )
#undef THUNK_ENTRY
extern void ObjectStublessClient3(void);
extern void ObjectStublessClient4(void);
BOOL fill_stubless_table( IUnknownVtbl *vtbl, DWORD num )
{
size_t entry_size = (char *)ObjectStublessClient4 - (char *)ObjectStublessClient3;
const void **entry = (const void **)(vtbl + 1);
DWORD i;
......@@ -202,7 +65,7 @@ BOOL fill_stubless_table( IUnknownVtbl *vtbl, DWORD num )
return FALSE;
}
for (i = 0; i < num - 3; i++, entry++)
if (*entry == (void *)-1) *entry = (char *)stubless_thunks + i * THUNK_ENTRY_SIZE;
if (*entry == (void *)-1) *entry = (char *)ObjectStublessClient3 + i * entry_size;
return TRUE;
}
......
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