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Waffle Lapkin
74 lines
1.6 KiB
Rust
74 lines
1.6 KiB
Rust
// Test for -Z large_data_threshold=...
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// This test verifies that with the medium code model, data above the threshold
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// is placed in large data sections (.ldata, .lbss, .lrodata).
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//@ assembly-output: emit-asm
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//@ compile-flags: -Ccode-model=medium -Zlarge-data-threshold=4
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//@ compile-flags: --target=x86_64-unknown-linux-gnu
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//@ needs-llvm-components: x86
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#![feature(no_core, lang_items)]
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#![no_std]
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#![no_core]
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#![crate_type = "lib"]
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#[lang = "pointee_sized"]
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pub trait PointeeSized {}
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#[lang = "meta_sized"]
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pub trait MetaSized: PointeeSized {}
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#[lang = "sized"]
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pub trait Sized: MetaSized {}
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#[lang = "drop_glue"]
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fn drop_glue<T>(_: &mut T) {}
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#[used]
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#[no_mangle]
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// U is below the threshold, should be in .data
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static mut U: u16 = 123;
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#[used]
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#[no_mangle]
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// V is below the threshold, should be in .bss
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static mut V: u16 = 0;
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#[used]
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#[no_mangle]
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// W is at the threshold, should be in .data
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static mut W: u32 = 123;
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#[used]
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#[no_mangle]
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// X is at the threshold, should be in .bss
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static mut X: u32 = 0;
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#[used]
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#[no_mangle]
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// Y is over the threshold, should be in .ldata
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static mut Y: u64 = 123;
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#[used]
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#[no_mangle]
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// Z is over the threshold, should be in .lbss
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static mut Z: u64 = 0;
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// CHECK: .section .data.U,
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// CHECK-NOT: .section
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// CHECK: U:
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// CHECK: .section .bss.V,
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// CHECK-NOT: .section
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// CHECK: V:
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// CHECK: .section .data.W,
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// CHECK-NOT: .section
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// CHECK: W:
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// CHECK: .section .bss.X,
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// CHECK-NOT: .section
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// CHECK: X:
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// CHECK: .section .ldata.Y,
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// CHECK-NOT: .section
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// CHECK: Y:
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// CHECK: .section .lbss.Z,
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// CHECK-NOT: .section
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// CHECK: Z:
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