[PATCH] D126284: [JITLink][ELF/AARCH64][NFC] Add ADRP and ADD (imm) relocation test case

Sunho Kim via Phabricator via llvm-commits llvm-commits at lists.llvm.org
Tue May 24 03:27:01 PDT 2022


sunho created this revision.
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This patch adds relocation test cases for  R_AARCH64_ADR_PREL_PG_HI21 and R_AARCH64_ADD_ABS_LO12_NC.


Repository:
  rG LLVM Github Monorepo

https://reviews.llvm.org/D126284

Files:
  llvm/test/ExecutionEngine/JITLink/AArch64/ELF_aarch64_adrp.s


Index: llvm/test/ExecutionEngine/JITLink/AArch64/ELF_aarch64_adrp.s
===================================================================
--- /dev/null
+++ llvm/test/ExecutionEngine/JITLink/AArch64/ELF_aarch64_adrp.s
@@ -0,0 +1,27 @@
+# RUN: rm -rf %t && mkdir -p %t
+# RUN: llvm-mc -triple=aarch64-unknown-linux-gnu -relax-relocations=false -position-independent -filetype=obj -o %t/elf_aarch64_adrp.o %s
+# RUN: llvm-jitlink -noexec -check %s %t/elf_aarch64_adrp.o
+
+        .text
+
+# Test Case 1: R_AARCH64_ADR_PREL_PG_HI21
+# jitlink-check: decode_operand(main, 1) = (((str + 0) & 0xFFFFFFFFFFFFF000) - (main & 0xFFFFFFFFFFFFF000))[32:12]
+#
+# Test Case 2: R_AARCH64_ADD_ABS_LO12_NC
+# jitlink-check: decode_operand(main + 4, 2) = (str + 0)[11:0]
+
+
+        .globl    main
+	.p2align	2
+        .type main, at function
+main:
+	adrp	x0, str
+	add	x0, x0, :lo12:str
+	ret
+	.size	main, .-main
+
+        .globl  str
+	.type	str, at object
+str:
+	.asciz	"hello world"
+	.size	str, 12


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