On windows, the offset for the relocation doesn't get stored in
the relocation itself, but as an unsigned immediate in the opcode.
Therefore, negative offsets has to be handled via a separate sub
instruction, just as on MachO.
---
libavutil/aarch64/asm.S | 9 +++++++++
1 file changed, 9 insertions(+)
diff --git a/libavutil/aarch64/asm.S b/libavutil/aarch64/asm.S
index 86d36cd..7e2af4d 100644
--- a/libavutil/aarch64/asm.S
+++ b/libavutil/aarch64/asm.S
@@ -82,6 +82,15 @@ ELF .size \name, . - \name
adrp \rd, \val+(\offset)@PAGE
add \rd, \rd, \val+(\offset)@PAGEOFF
.endif
+#elif CONFIG_PIC && defined(_WIN32)
+ .if \offset < 0
+ adrp \rd, \val
+ add \rd, \rd, :lo12:\val
+ sub \rd, \rd, -(\offset)
+ .else
+ adrp \rd, \val+(\offset)
+ add \rd, \rd, :lo12:\val+(\offset)
+ .endif
#elif CONFIG_PIC
adrp \rd, \val+(\offset)
add \rd, \rd, :lo12:\val+(\offset)
--
2.7.4
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