[NFC][AArch64][ELF][PAC] Update AUTH relocation IDs #74986
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ARM-software/abi-aa#227 changes IDs of `R_AARCH64_AUTH_ABS64` and `R_AARCH64_AUTH_RELATIVE` in PAuth ABI specification from draft ones (`0xe100` and `0xe200`) to final ones (`0x244` and `0x411`). This patch changes the values in llvm correspondingly.
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@llvm/pr-subscribers-llvm-binary-utilities @llvm/pr-subscribers-backend-aarch64 Author: Daniil Kovalev (kovdan01) ChangesARM-software/abi-aa#227 changes IDs of This patch changes the values in llvm correspondingly. Full diff: https://github.com/llvm/llvm-project/pull/74986.diff 2 Files Affected:
diff --git a/llvm/include/llvm/BinaryFormat/ELFRelocs/AArch64.def b/llvm/include/llvm/BinaryFormat/ELFRelocs/AArch64.def
index b8ab5113bedf80..30375de420e302 100644
--- a/llvm/include/llvm/BinaryFormat/ELFRelocs/AArch64.def
+++ b/llvm/include/llvm/BinaryFormat/ELFRelocs/AArch64.def
@@ -121,6 +121,7 @@ ELF_RELOC(R_AARCH64_TLSLE_LDST128_TPREL_LO12, 0x23a)
ELF_RELOC(R_AARCH64_TLSLE_LDST128_TPREL_LO12_NC, 0x23b)
ELF_RELOC(R_AARCH64_TLSLD_LDST128_DTPREL_LO12, 0x23c)
ELF_RELOC(R_AARCH64_TLSLD_LDST128_DTPREL_LO12_NC, 0x23d)
+ELF_RELOC(R_AARCH64_AUTH_ABS64, 0x244)
// Dynamic relocations start
ELF_RELOC(R_AARCH64_COPY, 0x400)
ELF_RELOC(R_AARCH64_GLOB_DAT, 0x401)
@@ -134,8 +135,7 @@ ELF_RELOC(R_AARCH64_TLS_DTPREL64, 0x405)
ELF_RELOC(R_AARCH64_TLS_TPREL64, 0x406)
ELF_RELOC(R_AARCH64_TLSDESC, 0x407)
ELF_RELOC(R_AARCH64_IRELATIVE, 0x408)
-ELF_RELOC(R_AARCH64_AUTH_ABS64, 0xe100)
-ELF_RELOC(R_AARCH64_AUTH_RELATIVE, 0xe200)
+ELF_RELOC(R_AARCH64_AUTH_RELATIVE, 0x411)
// ELF_RELOC(R_AARCH64_P32_NONE, 0)
ELF_RELOC(R_AARCH64_P32_ABS32, 0x001)
diff --git a/llvm/test/MC/AArch64/elf-reloc-ptrauth.s b/llvm/test/MC/AArch64/elf-reloc-ptrauth.s
index 1ce008117ac302..3bd8f5c19932ee 100644
--- a/llvm/test/MC/AArch64/elf-reloc-ptrauth.s
+++ b/llvm/test/MC/AArch64/elf-reloc-ptrauth.s
@@ -5,14 +5,14 @@
// RELOC: Relocation section '.rela.test' at offset 0x230 contains 8 entries:
// RELOC-NEXT: Offset Info Type Symbol's Value Symbol's Name + Addend
-// RELOC-NEXT: 0000000000000000 000000010000e100 R_AARCH64_AUTH_ABS64 0000000000000000 .helper + 0
-// RELOC-NEXT: 0000000000000010 000000080000e100 R_AARCH64_AUTH_ABS64 0000000000000000 _g1 + 0
-// RELOC-NEXT: 0000000000000020 000000090000e100 R_AARCH64_AUTH_ABS64 0000000000000000 _g2 + 0
-// RELOC-NEXT: 0000000000000030 0000000a0000e100 R_AARCH64_AUTH_ABS64 0000000000000000 _g3 + 0
-// RELOC-NEXT: 0000000000000040 0000000b0000e100 R_AARCH64_AUTH_ABS64 0000000000000000 _g4 + 7
-// RELOC-NEXT: 0000000000000050 0000000c0000e100 R_AARCH64_AUTH_ABS64 0000000000000000 _g5 - 3
-// RELOC-NEXT: 0000000000000060 000000020000e100 R_AARCH64_AUTH_ABS64 0000000000000000 _g 6 + 0
-// RELOC-NEXT: 0000000000000070 0000000d0000e100 R_AARCH64_AUTH_ABS64 0000000000000000 _g 7 + 7
+// RELOC-NEXT: 0000000000000000 0000000100000244 R_AARCH64_AUTH_ABS64 0000000000000000 .helper + 0
+// RELOC-NEXT: 0000000000000010 0000000800000244 R_AARCH64_AUTH_ABS64 0000000000000000 _g1 + 0
+// RELOC-NEXT: 0000000000000020 0000000900000244 R_AARCH64_AUTH_ABS64 0000000000000000 _g2 + 0
+// RELOC-NEXT: 0000000000000030 0000000a00000244 R_AARCH64_AUTH_ABS64 0000000000000000 _g3 + 0
+// RELOC-NEXT: 0000000000000040 0000000b00000244 R_AARCH64_AUTH_ABS64 0000000000000000 _g4 + 7
+// RELOC-NEXT: 0000000000000050 0000000c00000244 R_AARCH64_AUTH_ABS64 0000000000000000 _g5 - 3
+// RELOC-NEXT: 0000000000000060 0000000200000244 R_AARCH64_AUTH_ABS64 0000000000000000 _g 6 + 0
+// RELOC-NEXT: 0000000000000070 0000000d00000244 R_AARCH64_AUTH_ABS64 0000000000000000 _g 7 + 7
// RELOC: Hex dump of section '.test':
// VVVVVVVV addend, not needed for rela
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Once a patch has been sent for review, please don't commit it until it has been aproved. |
@dwblaikie OK, just assumed it already discussed in #72713 (comment). Sorry for not providing the link to the discussion previously. |
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ARM-software/abi-aa#227 changes IDs of
R_AARCH64_AUTH_ABS64andR_AARCH64_AUTH_RELATIVEin PAuth ABI specification from draft ones (0xe100and0xe200) to final ones (0x244and0x411).This patch changes the values in llvm correspondingly.