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JIT: Fix immediate assert when relocs are enabled #124335

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Merged
jakobbotsch merged 1 commit into from
Feb 12, 2026
Merged

JIT: Fix immediate assert when relocs are enabled #124335

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4 changes: 2 additions & 2 deletions src/coreclr/jit/emitarm64.cpp
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Original file line number Diff line number Diff line change
Expand Up @@ -10222,15 +10222,15 @@ BYTE* emitter::emitOutputLoadLabel(BYTE* dst, BYTE* srcAddr, BYTE* dstAddr, inst
{
// adrp x, [rel page addr] -- compute page address: current page addr + rel page addr
assert(fmt == IF_LARGEADR);
ssize_t relPageAddr = computeRelPageAddr((size_t)dstAddr, (size_t)srcAddr);
ssize_t relPageAddr = id->idIsReloc() ? 0 : computeRelPageAddr((size_t)dstAddr, (size_t)srcAddr);
dst = emitOutputShortAddress(dst, INS_adrp, IF_DI_1E, relPageAddr, dstReg);
if (id->idIsReloc())
{
emitRecordRelocation(dst - sizeof(code_t), dstAddr, CorInfoReloc::ARM64_PAGEBASE_REL21);
}

// add x, x, page offs -- compute address = page addr + page offs
ssize_t imm12 = (ssize_t)dstAddr & 0xFFF; // 12 bits
ssize_t imm12 = id->idIsReloc() ? 0 : (ssize_t)dstAddr & 0xFFF; // 12 bits
assert(isValidUimm<12>(imm12));
code_t code =
emitInsCode(INS_add, IF_DI_2A); // DI_2A X0010001shiiiiii iiiiiinnnnnddddd 1100 0000 imm(i12, sh)
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