ELF/Arch/RISCV.cpp

35                      const uint8_t *loc) const override;
36   void relocateOne(uint8_t *loc, RelType type, uint64_t val) const override;
189                           const uint8_t *loc) const {
245     errorOrWarn(getErrorLocation(loc) + "relocation R_RISCV_ALIGN requires "
249     error(getErrorLocation(loc) + "unknown relocation (" + Twine(type) +
260 void RISCV::relocateOne(uint8_t *loc, const RelType type,
266     write32le(loc, val);
269     write64le(loc, val);
273     checkInt(loc, static_cast<int64_t>(val) >> 1, 8, type);
274     checkAlignment(loc, val, 2, type);
275     uint16_t insn = read16le(loc) & 0xE383;
283     write16le(loc, insn);
288     checkInt(loc, static_cast<int64_t>(val) >> 1, 11, type);
289     checkAlignment(loc, val, 2, type);
290     uint16_t insn = read16le(loc) & 0xE003;
301     write16le(loc, insn);
307     checkInt(loc, imm, 6, type);
309       write16le(loc, (read16le(loc) & 0x0F83) | 0x4000);
313       write16le(loc, (read16le(loc) & 0xEF83) | imm17 | imm16_12);
319     checkInt(loc, static_cast<int64_t>(val) >> 1, 20, type);
320     checkAlignment(loc, val, 2, type);
322     uint32_t insn = read32le(loc) & 0xFFF;
329     write32le(loc, insn);
334     checkInt(loc, static_cast<int64_t>(val) >> 1, 12, type);
335     checkAlignment(loc, val, 2, type);
337     uint32_t insn = read32le(loc) & 0x1FFF07F;
344     write32le(loc, insn);
352     checkInt(loc, hi, 20, type);
354       relocateOne(loc, R_RISCV_PCREL_HI20, val);
355       relocateOne(loc + 4, R_RISCV_PCREL_LO12_I, val);
367     checkInt(loc, SignExtend64(hi, bits) >> 12, 20, type);
368     write32le(loc, (read32le(loc) & 0xFFF) | (hi & 0xFFFFF000));
377     write32le(loc, (read32le(loc) & 0xFFFFF) | ((lo & 0xFFF) << 20));
388     write32le(loc, (read32le(loc) & 0x1FFF07F) | imm11_5 | imm4_0);
393     *loc += val;
396     write16le(loc, read16le(loc) + val);
399     write32le(loc, read32le(loc) + val);
402     write64le(loc, read64le(loc) + val);
405     *loc = (*loc & 0xc0) | (((*loc & 0x3f) - val) & 0x3f);
408     *loc -= val;
411     write16le(loc, read16le(loc) - val);
414     write32le(loc, read32le(loc) - val);
417     write64le(loc, read64le(loc) - val);
420     *loc = (*loc & 0xc0) | (val & 0x3f);
423     *loc = val;
426     write16le(loc, val);
430     write32le(loc, val);
434     write32le(loc, val - dtpOffset);
437     write64le(loc, val - dtpOffset);