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x86_64: add back assume unused

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This seems to have been asserting due to a value tracking bug that has
since been fixed.
This commit is contained in:
Jacob Young 2023-03-24 21:33:17 -04:00
parent 0987ed1970
commit 4ab4bd04fe
1 changed files with 2 additions and 2 deletions
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4
src/arch/x86_64/CodeGen.zig
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@ -2586,7 +2586,7 @@ fn airPtrElemVal(self: *Self, inst: Air.Inst.Index) !void {
const index_ty = self.air.typeOf(bin_op.rhs);
const index = try self.resolveInst(bin_op.rhs);
const index_lock: ?RegisterLock = switch (index) {
.register => |reg| self.register_manager.lockReg(reg),
.register => |reg| self.register_manager.lockRegAssumeUnused(reg),
else => null,
};
defer if (index_lock) |lock| self.register_manager.unlockReg(lock);
@ -2635,7 +2635,7 @@ fn airPtrElemPtr(self: *Self, inst: Air.Inst.Index) !void {
const index_ty = self.air.typeOf(extra.rhs);
const index = try self.resolveInst(extra.rhs);
const index_lock: ?RegisterLock = switch (index) {
.register => |reg| self.register_manager.lockReg(reg),
.register => |reg| self.register_manager.lockRegAssumeUnused(reg),
else => null,
};
defer if (index_lock) |lock| self.register_manager.unlockReg(lock);