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rustc: encode scalar pairs in layout ABI.

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This commit is contained in:
Eduard-Mihai Burtescu 2017-10-06 10:25:35 +03:00
parent f1b7cd9925
commit cdeb4b0d25
15 changed files with 267 additions and 138 deletions
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6
src/test/codegen/adjustments.rs
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@ -24,9 +24,9 @@ pub fn helper(_: usize) {
pub fn no_op_slice_adjustment(x: &[u8]) -> &[u8] {
// We used to generate an extra alloca and memcpy for the block's trailing expression value, so
// check that we copy directly to the return value slot
// CHECK: %0 = insertvalue { [0 x i8], [0 x i8]*, [0 x i8], [[USIZE]], [0 x i8] } undef, [0 x i8]* %x.0, 1
// CHECK: %1 = insertvalue { [0 x i8], [0 x i8]*, [0 x i8], [[USIZE]], [0 x i8] } %0, [[USIZE]] %x.1, 3
// CHECK: ret { [0 x i8], [0 x i8]*, [0 x i8], [[USIZE]], [0 x i8] } %1
// CHECK: %0 = insertvalue { [0 x i8]*, [[USIZE]] } undef, [0 x i8]* %x.0, 0
// CHECK: %1 = insertvalue { [0 x i8]*, [[USIZE]] } %0, [[USIZE]] %x.1, 1
// CHECK: ret { [0 x i8]*, [[USIZE]] } %1
{ x }
}