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align-byval test: add x86

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x86 Windows also should not use byval since the struct is
overaligned, see https://reviews.llvm.org/D72114
This commit is contained in:
Erik Desjardins 2023-05-20 01:30:59 -04:00
parent bc9d26aee6
commit 08d18929fb
1 changed files with 12 additions and 3 deletions
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15
tests/codegen/align-byval.rs
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@ -1,4 +1,4 @@
// revisions:m68k wasm x86_64-linux x86_64-windows
// revisions:m68k wasm x86_64-linux x86_64-windows i686-linux i686-windows
//[m68k] compile-flags: --target m68k-unknown-linux-gnu
//[m68k] needs-llvm-components: m68k
@ -8,10 +8,13 @@
//[x86_64-linux] needs-llvm-components: x86
//[x86_64-windows] compile-flags: --target x86_64-pc-windows-msvc
//[x86_64-windows] needs-llvm-components: x86
//[i686-linux] compile-flags: --target i686-unknown-linux-gnu
//[i686-linux] needs-llvm-components: x86
//[i686-windows] compile-flags: --target i686-pc-windows-msvc
//[i686-windows] needs-llvm-components: x86
// Tests that `byval` alignment is properly specified (#80127).
// The only targets that use `byval` are m68k, wasm, x86-64, and x86. Note that
// x86 has special rules (see #103830), and it's therefore ignored here.
// The only targets that use `byval` are m68k, wasm, x86-64, and x86.
// Note also that Windows mandates a by-ref ABI here, so it does not use byval.
#![feature(no_core, lang_items)]
@ -43,6 +46,12 @@ struct Foo {
// x86_64-windows: declare void @f(
// x86_64-windows-NOT: byval
// x86_64-windows-SAME: align 16{{.*}})
// i686-linux: declare void @f({{.*}}byval(%Foo) align 4{{.*}})
// i686-windows: declare void @f(
// i686-windows-NOT: byval
// i686-windows-SAME: align 16{{.*}})
fn f(foo: Foo);
}