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Auto merge of rust-lang#130450 - workingjubilee:these-names-are-indir…
…ect, r=bjorn3 Reduce confusion about `make_indirect_byval` by renaming it As part of doing so, remove the incorrect handling of the wasm target's `make_indirect_byval` (i.e. using it at all).
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,108 @@ | ||
| //@ revisions: wasm32 | ||
| //@ compile-flags: -O -C no-prepopulate-passes | ||
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| //@[wasm32] compile-flags: --target wasm32-wasi | ||
| //@[wasm32] needs-llvm-components: webassembly | ||
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| // 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 "struct pointer" case, except without "byval". | ||
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| #![feature(no_core, lang_items, transparent_unions)] | ||
| #![crate_type = "lib"] | ||
| #![no_std] | ||
| #![no_core] | ||
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| #[lang = "sized"] | ||
| trait Sized {} | ||
| #[lang = "freeze"] | ||
| trait Freeze {} | ||
| #[lang = "copy"] | ||
| trait Copy {} | ||
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| impl Copy for [u32; 16] {} | ||
| impl Copy for BigS {} | ||
| impl Copy for BigU {} | ||
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| #[repr(C)] | ||
| pub struct BigS([u32; 16]); | ||
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| #[repr(transparent)] | ||
| pub struct TsBigS(BigS); | ||
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| #[repr(transparent)] | ||
| pub union TuBigS { | ||
| field: BigS, | ||
| } | ||
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| #[repr(transparent)] | ||
| pub enum TeBigS { | ||
| Variant(BigS), | ||
| } | ||
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| // CHECK: define{{.*}}void @test_BigS(ptr [[BIGS_RET_ATTRS1:.*]] sret([64 x i8]) [[BIGS_RET_ATTRS2:.*]], ptr [[BIGS_ARG_ATTRS1:.*]] [[BIGS_ARG_ATTRS2:.*]]) | ||
| #[no_mangle] | ||
| pub extern "C" fn test_BigS(_: BigS) -> BigS { | ||
| loop {} | ||
| } | ||
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| // CHECK: define{{.*}}void @test_TsBigS(ptr [[BIGS_RET_ATTRS1]] sret([64 x i8]) [[BIGS_RET_ATTRS2]], ptr [[BIGS_ARG_ATTRS1]] [[BIGS_ARG_ATTRS2:.*]]) | ||
| #[no_mangle] | ||
| pub extern "C" fn test_TsBigS(_: TsBigS) -> TsBigS { | ||
| loop {} | ||
| } | ||
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| // CHECK: define{{.*}}void @test_TuBigS(ptr [[BIGS_RET_ATTRS1]] sret([64 x i8]) [[BIGS_RET_ATTRS2]], ptr [[BIGS_ARG_ATTRS1]] [[BIGS_ARG_ATTRS2:.*]]) | ||
| #[no_mangle] | ||
| pub extern "C" fn test_TuBigS(_: TuBigS) -> TuBigS { | ||
| loop {} | ||
| } | ||
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| // CHECK: define{{.*}}void @test_TeBigS(ptr [[BIGS_RET_ATTRS1]] sret([64 x i8]) [[BIGS_RET_ATTRS2]], ptr [[BIGS_ARG_ATTRS1]] [[BIGS_ARG_ATTRS2]]) | ||
| #[no_mangle] | ||
| pub extern "C" fn test_TeBigS(_: TeBigS) -> TeBigS { | ||
| loop {} | ||
| } | ||
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| #[repr(C)] | ||
| pub union BigU { | ||
| foo: [u32; 16], | ||
| } | ||
|
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| #[repr(transparent)] | ||
| pub struct TsBigU(BigU); | ||
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| #[repr(transparent)] | ||
| pub union TuBigU { | ||
| field: BigU, | ||
| } | ||
|
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| #[repr(transparent)] | ||
| pub enum TeBigU { | ||
| Variant(BigU), | ||
| } | ||
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| // CHECK: define{{.*}}void @test_BigU(ptr [[BIGU_RET_ATTRS1:.*]] sret([64 x i8]) [[BIGU_RET_ATTRS2:.*]], ptr [[BIGU_ARG_ATTRS1:.*]] [[BIGU_ARG_ATTRS2:.*]]) | ||
| #[no_mangle] | ||
| pub extern "C" fn test_BigU(_: BigU) -> BigU { | ||
| loop {} | ||
| } | ||
|
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| // CHECK: define{{.*}}void @test_TsBigU(ptr [[BIGU_RET_ATTRS1:.*]] sret([64 x i8]) [[BIGU_RET_ATTRS2:.*]], ptr [[BIGU_ARG_ATTRS1]] [[BIGU_ARG_ATTRS2]]) | ||
| #[no_mangle] | ||
| pub extern "C" fn test_TsBigU(_: TsBigU) -> TsBigU { | ||
| loop {} | ||
| } | ||
|
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| // CHECK: define{{.*}}void @test_TuBigU(ptr [[BIGU_RET_ATTRS1]] sret([64 x i8]) [[BIGU_RET_ATTRS2:.*]], ptr [[BIGU_ARG_ATTRS1]] [[BIGU_ARG_ATTRS2]]) | ||
| #[no_mangle] | ||
| pub extern "C" fn test_TuBigU(_: TuBigU) -> TuBigU { | ||
| loop {} | ||
| } | ||
|
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| // CHECK: define{{.*}}void @test_TeBigU(ptr [[BIGU_RET_ATTRS1]] sret([64 x i8]) [[BIGU_RET_ATTRS2:.*]], ptr [[BIGU_ARG_ATTRS1]] [[BIGU_ARG_ATTRS2]]) | ||
| #[no_mangle] | ||
| pub extern "C" fn test_TeBigU(_: TeBigU) -> TeBigU { | ||
| loop {} | ||
| } |
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