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SIL: change way how a SILInstruction is marked as deleted

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Instead of setting the parent pointer to null, set the `lastInitializedBitfieldID` to -1.
This allows to keep the parent block information, even when an instruction is removed from it's list.
This commit is contained in:
Erik Eckstein
2022-12-02 22:01:19 +01:00
parent d8c2e8ae77
commit 05a63c70c5
9 changed files with 20 additions and 17 deletions
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4
unittests/SIL/SILBitfieldTest.cpp
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@@ -21,13 +21,13 @@ class BasicBlockBitfield;
struct SILFunction {
BasicBlockBitfield *newestAliveBlockBitfield = nullptr;
uint64_t currentBitfieldID = 1;
int64_t currentBitfieldID = 1;
};
struct SILBasicBlock {
SILFunction *function;
uint32_t customBits = 0;
uint64_t lastInitializedBitfieldID = 0;
int64_t lastInitializedBitfieldID = 0;
enum { numCustomBits = 32 };