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Get rid of the Scalar and ScalarPair variants of ConstValue... #55260

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Get rid of the Scalar and ScalarPair variants of ConstValue... #55260

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edf94c5
Update function names in comments
oli-obk Oct 19, 2018
856eaed
Simplify `ConstValue`
oli-obk Oct 21, 2018
fe4e950
Make the HashStable impl of Allocation safer for future changes of th…
oli-obk Oct 21, 2018
04fc561
The `Hash` and `Eq` impls of `ConstValue` were inherently broken
oli-obk Oct 21, 2018
b11b3cb
Fixup a bunch of things for "simplify const value"
oli-obk Oct 21, 2018
3aecb0d
Fix some simd intrinsics
oli-obk Oct 21, 2018
8d42376
Fix an ICE that can occur while errors are already being emitted
oli-obk Oct 21, 2018
847f5b9
Const prop is only interested in immediate constants right now
oli-obk Oct 21, 2018
e52644c
Update a few tests with their improved diagnostic messages
oli-obk Oct 21, 2018
8246dd4
Alignment check facepalm
oli-obk Oct 21, 2018
5620d68
Enums can produce scalar pairs with undefs in one of the elements
oli-obk Oct 21, 2018
fc6472c
Hide a constructor function that is unused outside this module
oli-obk Oct 22, 2018
336094f
Use a more appropriate parameter environment
oli-obk Oct 22, 2018
b4ba332
Don't resolve `impl Trait` in function def constants to the concrete …
oli-obk Oct 22, 2018
dfc5d26
Constants carry their type with them
oli-obk Oct 22, 2018
c50d77d
Alignment of `const_field` results must be of the field's type
oli-obk Oct 22, 2018
1d14a84
Add a debugging aid
oli-obk Oct 22, 2018
9fbce39
Change some useless `ParamEnv::empty` to `reveal_all`
oli-obk Oct 22, 2018
1f2fcee
Improve debugging output of layout computation failure
oli-obk Oct 22, 2018
e3bbe6d
Shrink allocations to fit the type at hand
oli-obk Oct 22, 2018
6ff70da
Resize `Allocation`s when doing field accesses into them
oli-obk Oct 22, 2018
7b526d8
Read the slice length from the correct place in the fat pointer
oli-obk Oct 22, 2018
9df63e9
Global Allocations don't have an `extra` value
oli-obk Oct 22, 2018
a7a92e2
Rebase fallout
oli-obk Oct 22, 2018
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26 changes: 0 additions & 26 deletions src/librustc_codegen_llvm/mir/operand.rs
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Original file line number Diff line number Diff line change
Expand Up @@ -112,32 +112,6 @@ impl OperandRef<'ll, 'tcx> {
);
OperandValue::Immediate(llval)
},
layout::Abi::ScalarPair(ref a_scalar, ref b_scalar) => {
let a_size = a_scalar.value.size(bx.tcx());
let a = alloc.read_scalar(
bx.tcx(), offset, a_size, a_scalar.value.align(bx.tcx()),
).map_err(econv)?;
let b_align = b_scalar.value.align(bx.tcx());
let b_offset = offset + a_size.abi_align(b_align);
let b_size = b_scalar.value.size(bx.tcx());
let b = alloc.read_scalar(
bx.tcx(), b_offset, b_size, b_align,
).map_err(econv)?;
let a_llval = scalar_to_llvm(
bx.cx,
a,
a_scalar,
layout.scalar_pair_element_llvm_type(bx.cx, 0, true),
);
let b_layout = layout.scalar_pair_element_llvm_type(bx.cx, 1, true);
let b_llval = scalar_to_llvm(
bx.cx,
b,
b_scalar,
b_layout,
);
OperandValue::Pair(a_llval, b_llval)
},
_ => return Ok(PlaceRef::from_const_alloc(bx, layout, alloc, offset).load(bx)),
}
},
Expand Down