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-rw-r--r--js/src/ctypes/libffi/src/x86/win32.S28
1 files changed, 22 insertions, 6 deletions
diff --git a/js/src/ctypes/libffi/src/x86/win32.S b/js/src/ctypes/libffi/src/x86/win32.S
index daf0e799c..4f702e8b1 100644
--- a/js/src/ctypes/libffi/src/x86/win32.S
+++ b/js/src/ctypes/libffi/src/x86/win32.S
@@ -1158,8 +1158,24 @@ L_ffi_closure_SYSV_inner$stub:
.byte 0x7c /* .sleb128 -4; CIE Data Alignment Factor */
.byte 0x8 /* CIE RA Column */
#ifdef __PIC__
- .byte 0x1 /* .uleb128 0x1; Augmentation size */
- .byte 0x1b /* FDE Encoding (pcrel sdata4) */
+# if defined __sun__ && defined __svr4__
+/* 32-bit Solaris 2/x86 uses datarel encoding for PIC. GNU ld before 2.22
+ doesn't correctly sort .eh_frame_hdr with mixed encodings, so match this. */
+# define FDE_ENCODING 0x30 /* datarel */
+# define FDE_ENCODE(X) X@GOTOFF
+# else
+# define FDE_ENCODING 0x1b /* pcrel sdata4 */
+# if defined HAVE_AS_X86_PCREL
+# define FDE_ENCODE(X) X-.
+# else
+# define FDE_ENCODE(X) X@rel
+# endif
+# endif
+#else
+# define FDE_ENCODING 0 /* absolute */
+# define FDE_ENCODE(X) X
+.byte 0x1 /* .uleb128 0x1; Augmentation size */
+.byte FDE_ENCODING
#endif
.byte 0xc /* DW_CFA_def_cfa CFA = r4 + 4 = 4(%esp) */
.byte 0x4 /* .uleb128 0x4 */
@@ -1176,7 +1192,7 @@ L_ffi_closure_SYSV_inner$stub:
#if defined __PIC__ && defined HAVE_AS_X86_PCREL
.long .LFB1-. /* FDE initial location */
#else
- .long .LFB1
+ .long FDE_ENCODE(.LFB1)
#endif
.long .LFE1-.LFB1 /* FDE address range */
#ifdef __PIC__
@@ -1207,7 +1223,7 @@ L_ffi_closure_SYSV_inner$stub:
#if defined __PIC__ && defined HAVE_AS_X86_PCREL
.long .LFB3-. /* FDE initial location */
#else
- .long .LFB3
+ .long FDE_ENCODE(.LFB3)
#endif
.long .LFE3-.LFB3 /* FDE address range */
#ifdef __PIC__
@@ -1240,7 +1256,7 @@ L_ffi_closure_SYSV_inner$stub:
#if defined __PIC__ && defined HAVE_AS_X86_PCREL
.long .LFB4-. /* FDE initial location */
#else
- .long .LFB4
+ .long FDE_ENCODE(.LFB4)
#endif
.long .LFE4-.LFB4 /* FDE address range */
#ifdef __PIC__
@@ -1278,7 +1294,7 @@ L_ffi_closure_SYSV_inner$stub:
#if defined __PIC__ && defined HAVE_AS_X86_PCREL
.long .LFB5-. /* FDE initial location */
#else
- .long .LFB5
+ .long FDE_ENCODE(.LFB5)
#endif
.long .LFE5-.LFB5 /* FDE address range */
#ifdef __PIC__