libffi: Sync with libffi 3.4.2

[thirdparty/gcc.git] / libffi / src / ia64 / unix.S

diff --git a/libffi/src/ia64/unix.S b/libffi/src/ia64/unix.S
index 4d2a86d421f3a0ef8153684f6c665f8854271fbb..e2547e02b3aa1c173bdbc80fc8ef78c00194c34f 100644 (file)
--- a/libffi/src/ia64/unix.S
+++ b/libffi/src/ia64/unix.S
@@ -175,7 +175,6 @@ ffi_call_unix:
        ;;
 
 .Lst_small_struct:
-       add     sp = -16, sp
        cmp.lt  p6, p0 = 8, in3
        cmp.lt  p7, p0 = 16, in3
        cmp.lt  p8, p0 = 24, in3
@@ -191,6 +190,12 @@ ffi_call_unix:
 (p8)   st8     [r18] = r11
        mov     out1 = sp
        mov     out2 = in3
+       ;;
+       // ia64 software calling convention requires
+       // top 16 bytes of stack to be scratch space
+       // PLT resolver uses that scratch space at
+       // 'memcpy' symbol reolution time
+       add     sp = -16, sp
        br.call.sptk.many b0 = memcpy#
        ;;
        mov     ar.pfs = loc0
@@ -529,6 +534,7 @@ ffi_closure_unix:
        data8   @pcrel(.Lst_int64)              // FFI_TYPE_SINT64
        data8   @pcrel(.Lst_void)               // FFI_TYPE_STRUCT
        data8   @pcrel(.Lst_int64)              // FFI_TYPE_POINTER
+       data8   @pcrel(.Lst_void)               // FFI_TYPE_COMPLEX (not implemented)
        data8   @pcrel(.Lst_small_struct)       // FFI_IA64_TYPE_SMALL_STRUCT
        data8   @pcrel(.Lst_hfa_float)          // FFI_IA64_TYPE_HFA_FLOAT
        data8   @pcrel(.Lst_hfa_double)         // FFI_IA64_TYPE_HFA_DOUBLE
@@ -550,6 +556,7 @@ ffi_closure_unix:
        data8   @pcrel(.Lld_int)                // FFI_TYPE_SINT64
        data8   @pcrel(.Lld_void)               // FFI_TYPE_STRUCT
        data8   @pcrel(.Lld_int)                // FFI_TYPE_POINTER
+       data8   @pcrel(.Lld_void)               // FFI_TYPE_COMPLEX (not implemented)
        data8   @pcrel(.Lld_small_struct)       // FFI_IA64_TYPE_SMALL_STRUCT
        data8   @pcrel(.Lld_hfa_float)          // FFI_IA64_TYPE_HFA_FLOAT
        data8   @pcrel(.Lld_hfa_double)         // FFI_IA64_TYPE_HFA_DOUBLE