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authorMartin Storsjö <martin@martin.st>2016-11-09 11:47:57 +0200
committerMartin Storsjö <martin@martin.st>2016-11-10 11:06:08 +0200
commitc44a8a3eabcd6acd2ba79f32ec8a432e6ebe552c (patch)
tree34e3edb4810dd8100e0041d75683468796bc4275
parenta4cfcddcb0f76e837d5abc06840c2b26c0e8aefc (diff)
downloadffmpeg-c44a8a3eabcd6acd2ba79f32ec8a432e6ebe552c.tar.gz
aarch64: Add an offset parameter to the movrel macro
With apple tools, the linker fails with errors like these, if the offset is negative: ld: in section __TEXT,__text reloc 8: symbol index out of range for architecture arm64 Signed-off-by: Martin Storsjö <martin@martin.st>
-rw-r--r--libavutil/aarch64/asm.S14
1 files changed, 10 insertions, 4 deletions
diff --git a/libavutil/aarch64/asm.S b/libavutil/aarch64/asm.S
index 6a7f506d13..0fc649ad0e 100644
--- a/libavutil/aarch64/asm.S
+++ b/libavutil/aarch64/asm.S
@@ -72,15 +72,21 @@ ELF .size \name, . - \name
\name:
.endm
-.macro movrel rd, val
+.macro movrel rd, val, offset=0
#if CONFIG_PIC && defined(__APPLE__)
+ .if \offset < 0
adrp \rd, \val@PAGE
add \rd, \rd, \val@PAGEOFF
+ sub \rd, \rd, -(\offset)
+ .else
+ adrp \rd, \val+(\offset)@PAGE
+ add \rd, \rd, \val+(\offset)@PAGEOFF
+ .endif
#elif CONFIG_PIC
- adrp \rd, \val
- add \rd, \rd, :lo12:\val
+ adrp \rd, \val+\offset
+ add \rd, \rd, :lo12:\val+\offset
#else
- ldr \rd, =\val
+ ldr \rd, =\val+\offset
#endif
.endm