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[RISCV] Add Vendor Reloc and Fallback Names #116974

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Merged
merged 2 commits into from
Dec 9, 2024
Merged

[RISCV] Add Vendor Reloc and Fallback Names #116974

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6d81b67
[RISCV] Add Vendor Reloc and Fallbacks
lenary Nov 20, 2024
cf5e8ef
fixup! [RISCV] Add Vendor Reloc and Fallbacks
lenary Nov 29, 2024
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65 changes: 65 additions & 0 deletions llvm/include/llvm/BinaryFormat/ELFRelocs/RISCV.def
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Original file line number Diff line number Diff line change
Expand Up @@ -61,3 +61,68 @@ ELF_RELOC(R_RISCV_TLSDESC_HI20, 62)
ELF_RELOC(R_RISCV_TLSDESC_LOAD_LO12, 63)
ELF_RELOC(R_RISCV_TLSDESC_ADD_LO12, 64)
ELF_RELOC(R_RISCV_TLSDESC_CALL, 65)
ELF_RELOC(R_RISCV_VENDOR, 191)
ELF_RELOC(R_RISCV_CUSTOM192, 192)
ELF_RELOC(R_RISCV_CUSTOM193, 193)
ELF_RELOC(R_RISCV_CUSTOM194, 194)
ELF_RELOC(R_RISCV_CUSTOM195, 195)
ELF_RELOC(R_RISCV_CUSTOM196, 196)
ELF_RELOC(R_RISCV_CUSTOM197, 197)
ELF_RELOC(R_RISCV_CUSTOM198, 198)
ELF_RELOC(R_RISCV_CUSTOM199, 199)
ELF_RELOC(R_RISCV_CUSTOM200, 200)
ELF_RELOC(R_RISCV_CUSTOM201, 201)
ELF_RELOC(R_RISCV_CUSTOM202, 202)
ELF_RELOC(R_RISCV_CUSTOM203, 203)
ELF_RELOC(R_RISCV_CUSTOM204, 204)
ELF_RELOC(R_RISCV_CUSTOM205, 205)
ELF_RELOC(R_RISCV_CUSTOM206, 206)
ELF_RELOC(R_RISCV_CUSTOM207, 207)
ELF_RELOC(R_RISCV_CUSTOM208, 208)
ELF_RELOC(R_RISCV_CUSTOM209, 209)
ELF_RELOC(R_RISCV_CUSTOM210, 210)
ELF_RELOC(R_RISCV_CUSTOM211, 211)
ELF_RELOC(R_RISCV_CUSTOM212, 212)
ELF_RELOC(R_RISCV_CUSTOM213, 213)
ELF_RELOC(R_RISCV_CUSTOM214, 214)
ELF_RELOC(R_RISCV_CUSTOM215, 215)
ELF_RELOC(R_RISCV_CUSTOM216, 216)
ELF_RELOC(R_RISCV_CUSTOM217, 217)
ELF_RELOC(R_RISCV_CUSTOM218, 218)
ELF_RELOC(R_RISCV_CUSTOM219, 219)
ELF_RELOC(R_RISCV_CUSTOM220, 220)
ELF_RELOC(R_RISCV_CUSTOM221, 221)
ELF_RELOC(R_RISCV_CUSTOM222, 222)
ELF_RELOC(R_RISCV_CUSTOM223, 223)
ELF_RELOC(R_RISCV_CUSTOM224, 224)
ELF_RELOC(R_RISCV_CUSTOM225, 225)
ELF_RELOC(R_RISCV_CUSTOM226, 226)
ELF_RELOC(R_RISCV_CUSTOM227, 227)
ELF_RELOC(R_RISCV_CUSTOM228, 228)
ELF_RELOC(R_RISCV_CUSTOM229, 229)
ELF_RELOC(R_RISCV_CUSTOM230, 230)
ELF_RELOC(R_RISCV_CUSTOM231, 231)
ELF_RELOC(R_RISCV_CUSTOM232, 232)
ELF_RELOC(R_RISCV_CUSTOM233, 233)
ELF_RELOC(R_RISCV_CUSTOM234, 234)
ELF_RELOC(R_RISCV_CUSTOM235, 235)
ELF_RELOC(R_RISCV_CUSTOM236, 236)
ELF_RELOC(R_RISCV_CUSTOM237, 237)
ELF_RELOC(R_RISCV_CUSTOM238, 238)
ELF_RELOC(R_RISCV_CUSTOM239, 239)
ELF_RELOC(R_RISCV_CUSTOM240, 240)
ELF_RELOC(R_RISCV_CUSTOM241, 241)
ELF_RELOC(R_RISCV_CUSTOM242, 242)
ELF_RELOC(R_RISCV_CUSTOM243, 243)
ELF_RELOC(R_RISCV_CUSTOM244, 244)
ELF_RELOC(R_RISCV_CUSTOM245, 245)
ELF_RELOC(R_RISCV_CUSTOM246, 246)
ELF_RELOC(R_RISCV_CUSTOM247, 247)
ELF_RELOC(R_RISCV_CUSTOM248, 248)
ELF_RELOC(R_RISCV_CUSTOM249, 249)
ELF_RELOC(R_RISCV_CUSTOM250, 250)
ELF_RELOC(R_RISCV_CUSTOM251, 251)
ELF_RELOC(R_RISCV_CUSTOM252, 252)
ELF_RELOC(R_RISCV_CUSTOM253, 253)
ELF_RELOC(R_RISCV_CUSTOM254, 254)
ELF_RELOC(R_RISCV_CUSTOM255, 255)
35 changes: 35 additions & 0 deletions llvm/test/MC/RISCV/custom_reloc.s
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Original file line number Diff line number Diff line change
@@ -0,0 +1,35 @@
# RUN: llvm-mc -triple riscv32 %s \
# RUN: | FileCheck -check-prefix=CHECK-ASM %s
# RUN: llvm-mc -triple riscv64 %s \
# RUN: | FileCheck -check-prefix=CHECK-ASM %s

# RUN: llvm-mc -filetype=obj -triple riscv32 %s \
# RUN: | llvm-objdump -dr -M no-aliases - \
# RUN: | FileCheck -check-prefix=CHECK-OBJ %s
# RUN: llvm-mc -filetype=obj -triple riscv64 %s \
# RUN: | llvm-objdump -dr -M no-aliases - \
# RUN: | FileCheck -check-prefix=CHECK-OBJ %s

# CHECK-ASM: .text
# CHECK-OBJ: <.text>:

nop
# CHECK-ASM: nop
# CHECK-OBJ: addi zero, zero, 0x0

.reloc ., R_RISCV_VENDOR, VENDOR_NAME
.reloc ., R_RISCV_CUSTOM192, my_foo + 1
addi a0, a0, 0
# CHECK-ASM: [[L1:.L[^:]+]]:
# CHECK-ASM-NEXT: .reloc [[L1]], R_RISCV_VENDOR, VENDOR_NAME
# CHECK-ASM-NEXT: [[L2:.L[^:]+]]:
# CHECK-ASM-NEXT: .reloc [[L2]], R_RISCV_CUSTOM192, my_foo+1
# CHECK-ASM-NEXT: mv a0, a0

# CHECK-OBJ: addi a0, a0, 0
# CHECK-OBJ-NEXT: R_RISCV_VENDOR VENDOR_NAME
# CHECK-OBJ-NEXT: R_RISCV_CUSTOM192 my_foo+0x1

nop
# CHECK-ASM: nop
# CHECK-OBJ: addi zero, zero, 0x0
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