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change Value::Bytes to Value::Bits

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This commit is contained in:
Oliver Schneider 2018-05-22 10:28:46 +02:00
parent 3bbf2fd715
commit 64a75ecc80
24 changed files with 436 additions and 281 deletions
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10
src/librustc_codegen_llvm/mir/constant.rs
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@ -32,11 +32,13 @@ pub fn primval_to_llvm(cx: &CodegenCx,
cv: Scalar,
layout: &layout::Scalar,
llty: Type) -> ValueRef {
let bits = if layout.is_bool() { 1 } else { layout.value.size(cx).bits() };
let bitsize = if layout.is_bool() { 1 } else { layout.value.size(cx).bits() };
match cv {
Scalar::Undef => C_undef(Type::ix(cx, bits)),
Scalar::Bytes(b) => {
let llval = C_uint_big(Type::ix(cx, bits), b);
Scalar::Bits { defined, .. } if (defined as u64) < bitsize || defined == 0 => {
C_undef(Type::ix(cx, bitsize))
},
Scalar::Bits { bits, .. } => {
let llval = C_uint_big(Type::ix(cx, bitsize), bits);
if layout.value == layout::Pointer {
unsafe { llvm::LLVMConstIntToPtr(llval, llty.to_ref()) }
} else {