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Revert "Don't assume a write if an operand is not in function parameters"

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This reverts commit 2ab78937dd29fbc299ac434f962a5ff41002cc43.

Premature merge - apologies for the disruption.

Reopens #15685
Reopens #17580
This commit is contained in:
Andrew Kelley 2024-01-23 20:24:58 -07:00
parent 2ab78937dd
commit 9d5a133f18
1 changed files with 2 additions and 2 deletions
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4
src/Liveness.zig
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@ -489,7 +489,7 @@ pub fn categorizeOperand(
for (args, 0..) |arg, i| {
if (arg == operand_ref) return matchOperandSmallIndex(l, inst, @as(OperandInt, @intCast(i + 1)), .write);
}
return .none;
return .write;
}
var bt = l.iterateBigTomb(inst);
if (bt.feed()) {
@ -504,7 +504,7 @@ pub fn categorizeOperand(
if (arg == operand_ref) return .write;
}
}
return .none;
return .write;
},
.select => {
const pl_op = air_datas[@intFromEnum(inst)].pl_op;