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[AArch64][Windows] Add llvm-readobj support for ec_context unwind opcode #69515

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Merged
merged 1 commit into from
Nov 16, 2023
Merged

[AArch64][Windows] Add llvm-readobj support for ec_context unwind opcode #69515

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8 changes: 8 additions & 0 deletions llvm/tools/llvm-readobj/ARMWinEHPrinter.cpp
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Original file line number Diff line number Diff line change
Expand Up @@ -171,6 +171,7 @@ const Decoder::RingEntry Decoder::Ring64[] = {
{0xff, 0xe8, 1, &Decoder::opcode_trap_frame},
{0xff, 0xe9, 1, &Decoder::opcode_machine_frame},
{0xff, 0xea, 1, &Decoder::opcode_context},
{0xff, 0xeb, 1, &Decoder::opcode_ec_context},
{0xff, 0xec, 1, &Decoder::opcode_clear_unwound_to_call},
{0xff, 0xfc, 1, &Decoder::opcode_pac_sign_lr},
};
Expand Down Expand Up @@ -969,6 +970,13 @@ bool Decoder::opcode_context(const uint8_t *OC, unsigned &Offset,
return false;
}

bool Decoder::opcode_ec_context(const uint8_t *OC, unsigned &Offset,
unsigned Length, bool Prologue) {
SW.startLine() << format("0x%02x ; EC context\n", OC[Offset]);
++Offset;
return false;
}

bool Decoder::opcode_clear_unwound_to_call(const uint8_t *OC, unsigned &Offset,
unsigned Length, bool Prologue) {
SW.startLine() << format("0x%02x ; clear unwound to call\n",
Expand Down
2 changes: 2 additions & 0 deletions llvm/tools/llvm-readobj/ARMWinEHPrinter.h
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Expand Up @@ -129,6 +129,8 @@ class Decoder {
unsigned Length, bool Prologue);
bool opcode_context(const uint8_t *Opcodes, unsigned &Offset, unsigned Length,
bool Prologue);
bool opcode_ec_context(const uint8_t *Opcodes, unsigned &Offset,
unsigned Length, bool Prologue);
bool opcode_clear_unwound_to_call(const uint8_t *Opcodes, unsigned &Offset,
unsigned Length, bool Prologue);
bool opcode_pac_sign_lr(const uint8_t *Opcodes, unsigned &Offset,
Expand Down