motiejus/zig
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Replace uses of Value.zero, Value.one, Value.negative_one

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This is a bit nasty, mainly because Type.onePossibleValue is now
errorable, which is a quite viral change.
This commit is contained in:
mlugg
2023-05-07 22:12:04 +01:00
committed by Andrew Kelley
parent 4c3c605e5f
commit 2ffef605c7
16 changed files with 286 additions and 223 deletions
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12
src/Module.zig
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@@ -5750,7 +5750,7 @@ pub fn analyzeFnBody(mod: *Module, func: *Fn, arena: Allocator) SemaError!Air {
const arg_val = if (!arg_tv.val.isGenericPoison())
arg_tv.val
else if (arg_tv.ty.onePossibleValue(mod)) |opv|
else if (try arg_tv.ty.onePossibleValue(mod)) |opv|
opv
else
break :t arg_tv.ty;
@@ -6887,6 +6887,16 @@ pub fn singleConstPtrType(mod: *Module, child_type: Type) Allocator.Error!Type {
}
pub fn intValue(mod: *Module, ty: Type, x: anytype) Allocator.Error!Value {
if (std.debug.runtime_safety) {
// TODO: decide if this also works for ABI int types like enums
const tag = ty.zigTypeTag(mod);
assert(tag == .Int or tag == .ComptimeInt);
}
if (@TypeOf(x) == comptime_int) {
if (comptime std.math.cast(u64, x)) |casted| return intValue_u64(mod, ty, casted);
if (comptime std.math.cast(i64, x)) |casted| return intValue_i64(mod, ty, casted);
@compileError("Out-of-range comptime_int passed to Module.intValue");
}
if (std.math.cast(u64, x)) |casted| return intValue_u64(mod, ty, casted);
if (std.math.cast(i64, x)) |casted| return intValue_i64(mod, ty, casted);
var limbs_buffer: [4]usize = undefined;