21 lines
613 B
Text
21 lines
613 B
Text
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Add retguard for arm64.
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Index: lib/Target/AArch64/AArch64InstrInfo.td
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--- lib/Target/AArch64/AArch64InstrInfo.td.orig
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+++ lib/Target/AArch64/AArch64InstrInfo.td
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@@ -721,6 +721,14 @@ def ADDlowTLS
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} // isReMaterializable, isCodeGenOnly
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+//===----------------------------------------------------------------------===//
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+// Pseudo instruction used by retguard
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+let isCodeGenOnly = 1, hasNoSchedulingInfo = 1 in {
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+ let Size = 8 in {
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+ def RETGUARD_JMP_TRAP: Pseudo<(outs), (ins GPR64:$reg), []>;
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+ }
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+}
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+
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def : Pat<(AArch64LOADgot tglobaltlsaddr:$addr),
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(LOADgot tglobaltlsaddr:$addr)>;
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