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convert codegen/repr/transparent-* tests to no_core, fix discrepancies

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This commit is contained in:
Erik Desjardins 2024-03-09 23:07:27 -05:00
parent 549eac374f
commit 8fdd5e044b
6 changed files with 210 additions and 52 deletions
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55
tests/codegen/repr/transparent-imm-array.rs
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@ -1,22 +1,40 @@
//@ revisions: arm mips thumb wasm32
//@ revisions: arm-linux arm-android armv7-linux armv7-android mips thumb sparc
//@ compile-flags: -C no-prepopulate-passes
//
//@[arm] only-arm
//@[mips] only-mips
//@[thumb] only-thumb
//@[wasm32] only-wasm32
//@ ignore-emscripten
//@[arm-linux] compile-flags: --target arm-unknown-linux-gnueabi
//@[arm-linux] needs-llvm-components: arm
//@[arm-android] compile-flags: --target arm-linux-androideabi
//@[arm-android] needs-llvm-components: arm
//@[armv7-linux] compile-flags: --target armv7-unknown-linux-gnueabi
//@[armv7-linux] needs-llvm-components: arm
//@[armv7-android] compile-flags: --target armv7-linux-androideabi
//@[armv7-android] needs-llvm-components: arm
//@[mips] compile-flags: --target mips-unknown-linux-gnu
//@[mips] needs-llvm-components: mips
//@[thumb] compile-flags: --target thumbv7neon-linux-androideabi
//@[thumb] needs-llvm-components: arm
//@[sparc] compile-flags: --target sparc-unknown-linux-gnu
//@[sparc] needs-llvm-components: sparc
// See ./transparent.rs
// Some platforms pass large aggregates using immediate arrays in LLVMIR
// Other platforms pass large aggregates using struct pointer in LLVMIR
// This covers the "immediate array" case.
#![feature(transparent_unions)]
#![feature(no_core, lang_items, transparent_unions)]
#![crate_type = "lib"]
#![no_std]
#![no_core]
#![crate_type="lib"]
#[lang="sized"] trait Sized { }
#[lang="freeze"] trait Freeze { }
#[lang="copy"] trait Copy { }
impl Copy for [u32; 16] {}
impl Copy for BigS {}
impl Copy for BigU {}
#[derive(Clone, Copy)]
#[repr(C)]
pub struct BigS([u32; 16]);
@ -33,24 +51,23 @@ pub enum TeBigS {
Variant(BigS),
}
// CHECK: define void @test_BigS(ptr [[BIGS_RET_ATTRS1:.*]] sret(%BigS) [[BIGS_RET_ATTRS2:.*]], [16 x i32]
// CHECK: define void @test_BigS(ptr [[BIGS_RET_ATTRS1:.*]] sret([64 x i8]) [[BIGS_RET_ATTRS2:.*]], [16 x i32]
#[no_mangle]
pub extern fn test_BigS(_: BigS) -> BigS { loop {} }
// CHECK: define void @test_TsBigS(ptr [[BIGS_RET_ATTRS1]] sret(%TsBigS) [[BIGS_RET_ATTRS2]], [16 x i32]
// CHECK: define void @test_TsBigS(ptr [[BIGS_RET_ATTRS1]] sret([64 x i8]) [[BIGS_RET_ATTRS2]], [16 x i32]
#[no_mangle]
pub extern fn test_TsBigS(_: TsBigS) -> TsBigS { loop {} }
// CHECK: define void @test_TuBigS(ptr [[BIGS_RET_ATTRS1]] sret(%TuBigS) [[BIGS_RET_ATTRS2]], [16 x i32]
// CHECK: define void @test_TuBigS(ptr [[BIGS_RET_ATTRS1]] sret([64 x i8]) [[BIGS_RET_ATTRS2]], [16 x i32]
#[no_mangle]
pub extern fn test_TuBigS(_: TuBigS) -> TuBigS { loop {} }
// CHECK: define void @test_TeBigS(ptr [[BIGS_RET_ATTRS1]] sret(%"TeBigS::Variant") [[BIGS_RET_ATTRS2]], [16 x i32]
// CHECK: define void @test_TeBigS(ptr [[BIGS_RET_ATTRS1]] sret([64 x i8]) [[BIGS_RET_ATTRS2]], [16 x i32]
#[no_mangle]
pub extern fn test_TeBigS(_: TeBigS) -> TeBigS { loop {} }
#[derive(Clone, Copy)]
#[repr(C)]
pub union BigU {
foo: [u32; 16],
@ -69,18 +86,18 @@ pub enum TeBigU {
Variant(BigU),
}
// CHECK: define void @test_BigU(ptr [[BIGU_RET_ATTRS1:.*]] sret(%BigU) [[BIGU_RET_ATTRS2:.*]], [16 x i32]
// CHECK: define void @test_BigU(ptr [[BIGU_RET_ATTRS1:.*]] sret([64 x i8]) [[BIGU_RET_ATTRS2:.*]], [16 x i32]
#[no_mangle]
pub extern fn test_BigU(_: BigU) -> BigU { loop {} }
// CHECK: define void @test_TsBigU(ptr [[BIGU_RET_ATTRS1]] sret(%TsBigU) [[BIGU_RET_ATTRS2]], [16 x i32]
// CHECK: define void @test_TsBigU(ptr [[BIGU_RET_ATTRS1]] sret([64 x i8]) [[BIGU_RET_ATTRS2]], [16 x i32]
#[no_mangle]
pub extern fn test_TsBigU(_: TsBigU) -> TsBigU { loop {} }
// CHECK: define void @test_TuBigU(ptr [[BIGU_RET_ATTRS1]] sret(%TuBigU) [[BIGU_RET_ATTRS2]], [16 x i32]
// CHECK: define void @test_TuBigU(ptr [[BIGU_RET_ATTRS1]] sret([64 x i8]) [[BIGU_RET_ATTRS2]], [16 x i32]
#[no_mangle]
pub extern fn test_TuBigU(_: TuBigU) -> TuBigU { loop {} }
// CHECK: define void @test_TeBigU(ptr [[BIGU_RET_ATTRS1]] sret(%"TeBigU::Variant") [[BIGU_RET_ATTRS2]], [16 x i32]
// CHECK: define void @test_TeBigU(ptr [[BIGU_RET_ATTRS1]] sret([64 x i8]) [[BIGU_RET_ATTRS2]], [16 x i32]
#[no_mangle]
pub extern fn test_TeBigU(_: TeBigU) -> TeBigU { loop {} }