Fix the AArch64 small object class lookup.

This was generating a relocation that didn't do the right thing and didn't raise linker errors. Now it is using GOT-relative addressing. In combination with the last two commits, this now makes all of the objc_msgSend tests pass on AArch64. Fixes #105
6 years ago · b1964451e1
parent c1a3d8f470
commit b1964451e1
1 changed files with 2 additions and 1 deletions
--- a/objc_msgSend.aarch64.S
+++ b/objc_msgSend.aarch64.S
@ -79,7 +79,8 @@
 	ldp    \receiver, x8, [sp], #(ARGUMENT_SPILL_SIZE + 16)
 	br     x9
 6:
-	adr    x10, SmallObjectClasses
+	adrp   x10, :got:SmallObjectClasses
+	ldr    x10, [x10, :got_lo12:SmallObjectClasses]
 	ldr    x9, [x10, x9, lsl #3]
 	b      1b
 	.cfi_endproc