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Add builtin.Signedness, use it instead of is_signed

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This commit is contained in:
Tadeo Kondrak
2020-10-17 18:04:53 -06:00
committed by Veikka Tuominen
parent 2b7781d82a
commit 25ec2dbc1e
26 changed files with 149 additions and 150 deletions
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8
src/Module.zig
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@@ -2633,7 +2633,7 @@ pub fn cmpNumeric(
dest_float_type = lhs.ty;
} else {
const int_info = lhs.ty.intInfo(self.getTarget());
lhs_bits = int_info.bits + @boolToInt(!int_info.signed and dest_int_is_signed);
lhs_bits = int_info.bits + @boolToInt(int_info.signedness == .unsigned and dest_int_is_signed);
}
var rhs_bits: usize = undefined;
@@ -2668,7 +2668,7 @@ pub fn cmpNumeric(
dest_float_type = rhs.ty;
} else {
const int_info = rhs.ty.intInfo(self.getTarget());
rhs_bits = int_info.bits + @boolToInt(!int_info.signed and dest_int_is_signed);
rhs_bits = int_info.bits + @boolToInt(int_info.signedness == .unsigned and dest_int_is_signed);
}
const dest_type = if (dest_float_type) |ft| ft else blk: {
@@ -2817,9 +2817,9 @@ pub fn coerce(self: *Module, scope: *Scope, dest_type: Type, inst: *Inst) !*Inst
const src_info = inst.ty.intInfo(self.getTarget());
const dst_info = dest_type.intInfo(self.getTarget());
if ((src_info.signed == dst_info.signed and dst_info.bits >= src_info.bits) or
if ((src_info.signedness == dst_info.signedness and dst_info.bits >= src_info.bits) or
// small enough unsigned ints can get casted to large enough signed ints
(src_info.signed and !dst_info.signed and dst_info.bits > src_info.bits))
(src_info.signedness == .signed and dst_info.signedness == .unsigned and dst_info.bits > src_info.bits))
{
const b = try self.requireRuntimeBlock(scope, inst.src);
return self.addUnOp(b, inst.src, dest_type, .intcast, inst);