| // ignore-tidy-linelength |
| //@ add-core-stubs |
| //@ revisions:aarch64 loongarch64 powerpc64 sparc64 x86_64 |
| //@ compile-flags: -Copt-level=3 -Cno-prepopulate-passes -Zlint-llvm-ir |
| |
| //@[aarch64] compile-flags: --target aarch64-unknown-linux-gnu |
| //@[aarch64] needs-llvm-components: aarch64 |
| //@[loongarch64] compile-flags: --target loongarch64-unknown-linux-gnu |
| //@[loongarch64] needs-llvm-components: loongarch |
| //@[powerpc64] compile-flags: --target powerpc64-unknown-linux-gnu |
| //@[powerpc64] needs-llvm-components: powerpc |
| //@[sparc64] compile-flags: --target sparc64-unknown-linux-gnu |
| //@[sparc64] needs-llvm-components: sparc |
| //@[x86_64] compile-flags: --target x86_64-unknown-linux-gnu |
| //@[x86_64] needs-llvm-components: x86 |
| |
| // Tests that arguments with `PassMode::Cast` are handled correctly. |
| |
| #![feature(no_core, lang_items)] |
| #![crate_type = "lib"] |
| #![no_std] |
| #![no_core] |
| |
| extern crate minicore; |
| use minicore::*; |
| |
| // This struct will be passed as a single `i64` or `i32`. |
| // This may be (if `i64)) larger than the Rust layout, which is just `{ i16, i16 }`. |
| #[repr(C)] |
| pub struct TwoU16s { |
| a: u16, |
| b: u16, |
| } |
| |
| // This struct will be passed as `[2 x i64]`. |
| // This is larger than the Rust layout. |
| #[repr(C)] |
| pub struct FiveU16s { |
| a: u16, |
| b: u16, |
| c: u16, |
| d: u16, |
| e: u16, |
| } |
| |
| // This struct will be passed as `[2 x double]`. |
| // This is the same as the Rust layout. |
| #[repr(C)] |
| pub struct DoubleDouble { |
| f: f64, |
| g: f64, |
| } |
| |
| // On loongarch, this struct will be passed as `{ double, float }`. |
| // This is smaller than the Rust layout, which has trailing padding (`{ f64, f32, <f32 padding> }`) |
| #[repr(C)] |
| pub struct DoubleFloat { |
| f: f64, |
| g: f32, |
| } |
| |
| // On x86_64, this struct will be passed as `{ i64, i32 }`. |
| // The load and store instructions will access 16 bytes, so we should allocate 16 bytes. |
| #[repr(C)] |
| pub struct Three32s { |
| a: u32, |
| b: u32, |
| c: u32, |
| } |
| |
| // CHECK-LABEL: @receives_twou16s |
| // aarch64-SAME: ([[ABI_TYPE:i64]] {{.*}}[[ABI_VALUE:%.+]]) |
| // loongarch64-SAME: ([[ABI_TYPE:i64]] {{.*}}[[ABI_VALUE:%.+]]) |
| // powerpc64-SAME: ([[ABI_TYPE:i32]] {{.*}}[[ABI_VALUE:%.+]]) |
| // sparc64-SAME: ([[ABI_TYPE:i64]] {{.*}}[[ABI_VALUE:%.+]]) |
| // x86_64-SAME: ([[ABI_TYPE:i32]] {{.*}}[[ABI_VALUE:%.+]]) |
| #[no_mangle] |
| #[inline(never)] |
| pub extern "C" fn receives_twou16s(x: TwoU16s) { |
| // aarch64: [[ABI_ALLOCA:%.+]] = alloca [8 x i8], align [[ABI_ALIGN:8]] |
| // loongarch64: [[ABI_ALLOCA:%.+]] = alloca [8 x i8], align [[ABI_ALIGN:8]] |
| // powerpc64: [[ABI_ALLOCA:%.+]] = alloca [4 x i8], align [[ABI_ALIGN:4]] |
| // sparc64: [[ABI_ALLOCA:%.+]] = alloca [8 x i8], align [[ABI_ALIGN:8]] |
| // x86_64: [[ABI_ALLOCA:%.+]] = alloca [4 x i8], align [[ABI_ALIGN:4]] |
| |
| // CHECK: [[RUST_ALLOCA:%.+]] = alloca [4 x i8], align [[RUST_ALIGN:2]] |
| |
| // CHECK: store [[ABI_TYPE]] [[ABI_VALUE]], ptr [[ABI_ALLOCA]], align [[ABI_ALIGN]] |
| |
| // CHECK: call void @llvm.memcpy.{{.+}}(ptr align [[RUST_ALIGN]] [[RUST_ALLOCA]], ptr align [[ABI_ALIGN]] [[ABI_ALLOCA]], i64 4, i1 false) |
| } |
| |
| // CHECK-LABEL: @returns_twou16s |
| // powerpc64-SAME: sret([4 x i8]) align [[RUST_ALIGN:2]] {{.*}}[[RET_PTR:%.*]]) |
| #[no_mangle] |
| #[inline(never)] |
| pub extern "C" fn returns_twou16s() -> TwoU16s { |
| // powerpc returns this struct via sret pointer, it doesn't use the cast ABI. |
| // The other targets copy the cast ABI type to an alloca. |
| |
| // aarch64: [[ABI_ALLOCA:%.+]] = alloca [8 x i8], align [[ABI_ALIGN:2]] |
| // loongarch64: [[ABI_ALLOCA:%.+]] = alloca [8 x i8], align [[ABI_ALIGN:2]] |
| // sparc64: [[ABI_ALLOCA:%.+]] = alloca [8 x i8], align [[ABI_ALIGN:2]] |
| // x86_64: [[ABI_ALLOCA:%.+]] = alloca [4 x i8], align [[ABI_ALIGN:2]] |
| |
| // aarch64: [[ABI_VALUE:%.+]] = load [[ABI_TYPE:i64]], ptr [[ABI_ALLOCA]], align [[ABI_ALIGN]] |
| // loongarch64: [[ABI_VALUE:%.+]] = load [[ABI_TYPE:i64]], ptr [[ABI_ALLOCA]], align [[ABI_ALIGN]] |
| // sparc64: [[ABI_VALUE:%.+]] = load [[ABI_TYPE:i64]], ptr [[ABI_ALLOCA]], align [[ABI_ALIGN]] |
| // x86_64: [[ABI_VALUE:%.+]] = load [[ABI_TYPE:i32]], ptr [[ABI_ALLOCA]], align [[ABI_ALIGN]] |
| |
| // aarch64: ret [[ABI_TYPE]] [[ABI_VALUE]] |
| // loongarch64: ret [[ABI_TYPE]] [[ABI_VALUE]] |
| // sparc64: ret [[ABI_TYPE]] [[ABI_VALUE]] |
| // x86_64: ret [[ABI_TYPE]] [[ABI_VALUE]] |
| TwoU16s { a: 0, b: 1 } |
| } |
| |
| // CHECK-LABEL: @receives_fiveu16s |
| // aarch64-SAME: ([[ABI_TYPE:\[2 x i64\]]] {{.*}}[[ABI_VALUE:%.+]]) |
| // loongarch64-SAME: ([[ABI_TYPE:\[2 x i64\]]] {{.*}}[[ABI_VALUE:%.+]]) |
| // powerpc64-SAME: ([[ABI_TYPE:\[2 x i64\]]] {{.*}}[[ABI_VALUE:%.+]]) |
| // sparc64-SAME: ([[ABI_TYPE:\[2 x i64\]]] {{.*}}[[ABI_VALUE:%.+]]) |
| // x86_64-SAME: ([[ABI_TYPE:{ i64, i16 }]] {{.*}}[[ABI_VALUE:%.+]]) |
| #[no_mangle] |
| #[inline(never)] |
| pub extern "C" fn receives_fiveu16s(x: FiveU16s) { |
| // CHECK: [[ABI_ALLOCA:%.+]] = alloca [16 x i8], align [[ABI_ALIGN:8]] |
| |
| // CHECK: [[RUST_ALLOCA:%.+]] = alloca [10 x i8], align [[RUST_ALIGN:2]] |
| |
| // CHECK: store [[ABI_TYPE]] [[ABI_VALUE]], ptr [[ABI_ALLOCA]], align [[ABI_ALIGN]] |
| |
| // CHECK: call void @llvm.memcpy.{{.+}}(ptr align [[RUST_ALIGN]] [[RUST_ALLOCA]], ptr align [[ABI_ALIGN]] [[ABI_ALLOCA]], i64 10, i1 false) |
| } |
| |
| // CHECK-LABEL: @returns_fiveu16s |
| // powerpc64-SAME: sret([10 x i8]) align [[RUST_ALIGN:2]] {{.*}}[[RET_PTR:%.*]]) |
| #[no_mangle] |
| #[inline(never)] |
| pub extern "C" fn returns_fiveu16s() -> FiveU16s { |
| // powerpc returns this struct via sret pointer, it doesn't use the cast ABI. |
| // The other targets copy the cast ABI type to an alloca. |
| |
| // aarch64: [[ABI_ALLOCA:%.+]] = alloca [16 x i8], align [[ABI_ALIGN:2]] |
| // loongarch64: [[ABI_ALLOCA:%.+]] = alloca [16 x i8], align [[ABI_ALIGN:2]] |
| // sparc64: [[ABI_ALLOCA:%.+]] = alloca [16 x i8], align [[ABI_ALIGN:2]] |
| // x86_64: [[ABI_ALLOCA:%.+]] = alloca [16 x i8], align [[ABI_ALIGN:2]] |
| |
| // aarch64: [[ABI_VALUE:%.+]] = load [[ABI_TYPE:\[2 x i64\]]], ptr [[ABI_ALLOCA]], align [[ABI_ALIGN]] |
| // loongarch64: [[ABI_VALUE:%.+]] = load [[ABI_TYPE:\[2 x i64\]]], ptr [[ABI_ALLOCA]], align [[ABI_ALIGN]] |
| // sparc64: [[ABI_VALUE:%.+]] = load [[ABI_TYPE:\[2 x i64\]]], ptr [[ABI_ALLOCA]], align [[ABI_ALIGN]] |
| // x86_64: [[ABI_VALUE:%.+]] = load [[ABI_TYPE:{ i64, i16 }]], ptr [[ABI_ALLOCA]], align [[ABI_ALIGN]] |
| |
| // aarch64: ret [[ABI_TYPE]] [[ABI_VALUE]] |
| // loongarch64: ret [[ABI_TYPE]] [[ABI_VALUE]] |
| // sparc64: ret [[ABI_TYPE]] [[ABI_VALUE]] |
| // x86_64: ret [[ABI_TYPE]] [[ABI_VALUE]] |
| FiveU16s { a: 0, b: 1, c: 2, d: 3, e: 4 } |
| } |
| |
| // CHECK-LABEL: @receives_doubledouble |
| // aarch64-SAME: ([[ABI_TYPE:\[2 x double\]]] {{.*}}[[ABI_VALUE:%.+]]) |
| // loongarch64-SAME: ([[ABI_TYPE:{ double, double }]] {{.*}}[[ABI_VALUE:%.+]]) |
| // powerpc64-SAME: ([[ABI_TYPE:\[2 x i64\]]] {{.*}}[[ABI_VALUE:%.+]]) |
| // sparc64-SAME: ([[ABI_TYPE:{ double, double }]] {{.*}}[[ABI_VALUE:%.+]]) |
| // x86_64-SAME: ([[ABI_TYPE:{ double, double }]] {{.*}}[[ABI_VALUE:%.+]]) |
| #[no_mangle] |
| #[inline(never)] |
| pub extern "C" fn receives_doubledouble(x: DoubleDouble) { |
| // CHECK: [[ABI_ALLOCA:%.+]] = alloca [16 x i8], align [[ABI_ALIGN:8]] |
| |
| // CHECK: [[RUST_ALLOCA:%.+]] = alloca [16 x i8], align [[RUST_ALIGN:8]] |
| |
| // aarch64: store [[ABI_TYPE]] [[ABI_VALUE]], ptr [[ABI_ALLOCA]], align [[ABI_ALIGN]] |
| // loongarch64: [[ABI_VALUE_0:%.+]] = extractvalue [[ABI_TYPE]] [[ABI_VALUE:%.+]], 0 |
| // loongarch64: [[ABI_VALUE_1:%.+]] = extractvalue [[ABI_TYPE]] [[ABI_VALUE:%.+]], 1 |
| // loongarch64: store double [[ABI_VALUE_0]], ptr [[ABI_ALLOCA]], align [[ABI_ALIGN]] |
| // loongarch64: [[ABI_ALLOCA_1:%.+]] = getelementptr inbounds i8, ptr [[ABI_ALLOCA]], i64 8 |
| // loongarch64: store double [[ABI_VALUE_1]], ptr [[ABI_ALLOCA_1]], align [[ABI_ALIGN]] |
| // powerpc64: store [[ABI_TYPE]] [[ABI_VALUE]], ptr [[ABI_ALLOCA]], align [[ABI_ALIGN]] |
| // sparc64: store [[ABI_TYPE]] [[ABI_VALUE]], ptr [[ABI_ALLOCA]], align [[ABI_ALIGN]] |
| // x86_64: store [[ABI_TYPE]] [[ABI_VALUE]], ptr [[ABI_ALLOCA]], align [[ABI_ALIGN]] |
| |
| // CHECK: call void @llvm.memcpy.{{.+}}(ptr align [[RUST_ALIGN]] [[RUST_ALLOCA]], ptr align [[ABI_ALIGN]] [[ABI_ALLOCA]], i64 16, i1 false) |
| } |
| |
| // CHECK-LABEL: @returns_doubledouble |
| // powerpc64-SAME: sret([16 x i8]) align [[RUST_ALIGN:8]] {{.*}}[[RET_PTR:%.*]]) |
| #[no_mangle] |
| #[inline(never)] |
| pub extern "C" fn returns_doubledouble() -> DoubleDouble { |
| // powerpc returns this struct via sret pointer, it doesn't use the cast ABI. |
| // The other targets copy the cast ABI type to an alloca. |
| |
| // aarch64: [[ABI_ALLOCA:%.+]] = alloca [16 x i8], align [[ABI_ALIGN:8]] |
| // loongarch64: [[ABI_ALLOCA:%.+]] = alloca [16 x i8], align [[ABI_ALIGN:8]] |
| // sparc64: [[ABI_ALLOCA:%.+]] = alloca [16 x i8], align [[ABI_ALIGN:8]] |
| // x86_64: [[ABI_ALLOCA:%.+]] = alloca [16 x i8], align [[ABI_ALIGN:8]] |
| |
| // aarch64: [[ABI_VALUE:%.+]] = load [[ABI_TYPE:\[2 x double\]]], ptr [[ABI_ALLOCA]], align [[ABI_ALIGN]] |
| // loongarch64: [[ABI_VALUE_0:%.+]] = load double, ptr [[ABI_ALLOCA]], align [[ABI_ALIGN]] |
| // loongarch64: [[ABI_ALLOCA_1:%.+]] = getelementptr inbounds i8, ptr [[ABI_ALLOCA]], i64 8 |
| // loongarch64: [[ABI_VALUE_1:%.+]] = load double, ptr [[ABI_ALLOCA_1]], align [[ABI_ALIGN]] |
| // loongarch64: [[ABI_VALUE_2:%.+]] = insertvalue [[ABI_TYPE:{ double, double }]] poison, double [[ABI_VALUE_0]], 0 |
| // loongarch64: [[ABI_VALUE:%.+]] = insertvalue { double, double } [[ABI_VALUE_2]], double [[ABI_VALUE_1]], 1 |
| // sparc64: [[ABI_VALUE:%.+]] = load [[ABI_TYPE:{ double, double }]], ptr [[ABI_ALLOCA]], align [[ABI_ALIGN]] |
| // x86_64: [[ABI_VALUE:%.+]] = load [[ABI_TYPE:{ double, double }]], ptr [[ABI_ALLOCA]], align [[ABI_ALIGN]] |
| |
| // aarch64: ret [[ABI_TYPE]] [[ABI_VALUE]] |
| // loongarch64: ret [[ABI_TYPE]] [[ABI_VALUE]] |
| // sparc64: ret [[ABI_TYPE]] [[ABI_VALUE]] |
| // x86_64: ret [[ABI_TYPE]] [[ABI_VALUE]] |
| DoubleDouble { f: 0., g: 1. } |
| } |
| |
| // CHECK-LABEL: @receives_three32s |
| // aarch64-SAME: ([[ABI_TYPE:\[2 x i64\]]] {{.*}}[[ABI_VALUE:%.+]]) |
| // loongarch64-SAME: ([[ABI_TYPE:\[2 x i64\]]] {{.*}}[[ABI_VALUE:%.+]]) |
| // powerpc64-SAME: ([[ABI_TYPE:\[2 x i64\]]] {{.*}}[[ABI_VALUE:%.+]]) |
| // sparc64-SAME: ([[ABI_TYPE:\[2 x i64\]]] {{.*}}[[ABI_VALUE:%.+]]) |
| // x86_64-SAME: ([[ABI_TYPE:{ i64, i32 }]] {{.*}}[[ABI_VALUE:%.+]]) |
| #[no_mangle] |
| #[inline(never)] |
| pub extern "C" fn receives_three32s(x: Three32s) { |
| // CHECK: [[ABI_ALLOCA:%.+]] = alloca [16 x i8], align [[ABI_ALIGN:8]] |
| |
| // CHECK: [[RUST_ALLOCA:%.+]] = alloca [12 x i8], align [[RUST_ALIGN:4]] |
| |
| // CHECK: store [[ABI_TYPE]] [[ABI_VALUE]], ptr [[ABI_ALLOCA]], align [[ABI_ALIGN]] |
| |
| // CHECK: call void @llvm.memcpy.{{.+}}(ptr align [[RUST_ALIGN]] [[RUST_ALLOCA]], ptr align [[ABI_ALIGN]] [[ABI_ALLOCA]], i64 12, i1 false) |
| } |
| |
| // CHECK-LABEL: @returns_three32s |
| // powerpc64-SAME: sret([12 x i8]) align [[RUST_ALIGN:4]] {{.*}}[[RET_PTR:%.*]]) |
| #[no_mangle] |
| #[inline(never)] |
| pub extern "C" fn returns_three32s() -> Three32s { |
| // powerpc returns this struct via sret pointer, it doesn't use the cast ABI. |
| // The other targets copy the cast ABI type to an alloca. |
| |
| // aarch64: [[ABI_ALLOCA:%.+]] = alloca [16 x i8], align [[ABI_ALIGN:4]] |
| // loongarch64: [[ABI_ALLOCA:%.+]] = alloca [16 x i8], align [[ABI_ALIGN:4]] |
| // sparc64: [[ABI_ALLOCA:%.+]] = alloca [16 x i8], align [[ABI_ALIGN:4]] |
| // x86_64: [[ABI_ALLOCA:%.+]] = alloca [16 x i8], align [[ABI_ALIGN:4]] |
| |
| // aarch64: [[ABI_VALUE:%.+]] = load [[ABI_TYPE:\[2 x i64\]]], ptr [[ABI_ALLOCA]], align [[ABI_ALIGN]] |
| // loongarch64: [[ABI_VALUE:%.+]] = load [[ABI_TYPE:\[2 x i64\]]], ptr [[ABI_ALLOCA]], align [[ABI_ALIGN]] |
| // sparc64: [[ABI_VALUE:%.+]] = load [[ABI_TYPE:\[2 x i64\]]], ptr [[ABI_ALLOCA]], align [[ABI_ALIGN]] |
| // x86_64: [[ABI_VALUE:%.+]] = load [[ABI_TYPE:{ i64, i32 }]], ptr [[ABI_ALLOCA]], align [[ABI_ALIGN]] |
| |
| // aarch64: ret [[ABI_TYPE]] [[ABI_VALUE]] |
| // loongarch64: ret [[ABI_TYPE]] [[ABI_VALUE]] |
| // sparc64: ret [[ABI_TYPE]] [[ABI_VALUE]] |
| // x86_64: ret [[ABI_TYPE]] [[ABI_VALUE]] |
| Three32s { a: 0, b: 0, c: 0 } |
| } |
| |
| // These functions cause an ICE in sparc64 ABI code (https://github.com/rust-lang/rust/issues/122620) |
| #[cfg(not(target_arch = "sparc64"))] |
| // aarch64-LABEL: @receives_doublefloat |
| // loongarch64-LABEL: @receives_doublefloat |
| // powerpc64-LABEL: @receives_doublefloat |
| // x86_64-LABEL: @receives_doublefloat |
| |
| // aarch64-SAME: ([[ABI_TYPE:\[2 x i64\]]] {{.*}}[[ABI_VALUE:%.+]]) |
| // loongarch64-SAME: ([[ABI_TYPE:{ double, float }]] {{.*}}[[ABI_VALUE:%.+]]) |
| // powerpc64-SAME: ([[ABI_TYPE:\[2 x i64\]]] {{.*}}[[ABI_VALUE:%.+]]) |
| // x86_64-SAME: ([[ABI_TYPE:{ double, double }]] {{.*}}[[ABI_VALUE:%.+]]) |
| #[no_mangle] |
| #[inline(never)] |
| pub extern "C" fn receives_doublefloat(x: DoubleFloat) { |
| // aarch64: [[ABI_ALLOCA:%.+]] = alloca [16 x i8], align [[ABI_ALIGN:8]] |
| // loongarch64: [[ABI_ALLOCA:%.+]] = alloca [16 x i8], align [[ABI_ALIGN:8]] |
| // powerpc64: [[ABI_ALLOCA:%.+]] = alloca [16 x i8], align [[ABI_ALIGN:8]] |
| // x86_64: [[ABI_ALLOCA:%.+]] = alloca [16 x i8], align [[ABI_ALIGN:8]] |
| |
| // aarch64: [[RUST_ALLOCA:%.+]] = alloca [16 x i8], align [[RUST_ALIGN:8]] |
| // loongarch64: [[RUST_ALLOCA:%.+]] = alloca [16 x i8], align [[RUST_ALIGN:8]] |
| // powerpc64: [[RUST_ALLOCA:%.+]] = alloca [16 x i8], align [[RUST_ALIGN:8]] |
| // x86_64: [[RUST_ALLOCA:%.+]] = alloca [16 x i8], align [[RUST_ALIGN:8]] |
| |
| // aarch64: store [[ABI_TYPE]] [[ABI_VALUE]], ptr [[ABI_ALLOCA]], align [[ABI_ALIGN]] |
| // loongarch64: [[ABI_VALUE_0:%.+]] = extractvalue { double, float } [[ABI_VALUE]], 0 |
| // loongarch64: [[ABI_VALUE_1:%.+]] = extractvalue { double, float } [[ABI_VALUE]], 1 |
| // loongarch64: store double [[ABI_VALUE_0]], ptr [[ABI_ALLOCA]], align [[ABI_ALIGN]] |
| // loongarch64: [[ABI_ALLOCA_1:%.+]] = getelementptr inbounds i8, ptr [[ABI_ALLOCA]], i64 8 |
| // loongarch64: store float [[ABI_VALUE_1]], ptr [[ABI_ALLOCA_1]], align [[ABI_ALIGN]] |
| // powerpc64: store [[ABI_TYPE]] [[ABI_VALUE]], ptr [[ABI_ALLOCA]], align [[ABI_ALIGN]] |
| // x86_64: store [[ABI_TYPE]] [[ABI_VALUE]], ptr [[ABI_ALLOCA]], align [[ABI_ALIGN]] |
| |
| // aarch64: call void @llvm.memcpy.{{.+}}(ptr align [[RUST_ALIGN]] [[RUST_ALLOCA]], ptr align [[ABI_ALIGN]] [[ABI_ALLOCA]], i64 16, i1 false) |
| // loongarch64: call void @llvm.memcpy.{{.+}}(ptr align [[RUST_ALIGN]] [[RUST_ALLOCA]], ptr align [[ABI_ALIGN]] [[ABI_ALLOCA]], i64 12, i1 false) |
| // powerpc64: call void @llvm.memcpy.{{.+}}(ptr align [[RUST_ALIGN]] [[RUST_ALLOCA]], ptr align [[ABI_ALIGN]] [[ABI_ALLOCA]], i64 16, i1 false) |
| // x86_64: call void @llvm.memcpy.{{.+}}(ptr align [[RUST_ALIGN]] [[RUST_ALLOCA]], ptr align [[ABI_ALIGN]] [[ABI_ALLOCA]], i64 16, i1 false) |
| } |
| |
| #[cfg(not(target_arch = "sparc64"))] |
| // aarch64-LABEL: @returns_doublefloat |
| // loongarch64-LABEL: @returns_doublefloat |
| // powerpc64-LABEL: @returns_doublefloat |
| // x86_64-LABEL: @returns_doublefloat |
| |
| // powerpc64-SAME: sret([16 x i8]) align [[RUST_ALIGN:8]] {{.*}}[[RET_PTR:%.*]]) |
| #[no_mangle] |
| #[inline(never)] |
| pub extern "C" fn returns_doublefloat() -> DoubleFloat { |
| // powerpc returns this struct via sret pointer, it doesn't use the cast ABI. |
| // The other targets copy the cast ABI type to an alloca. |
| |
| // aarch64: [[ABI_ALLOCA:%.+]] = alloca [16 x i8], align [[ABI_ALIGN:8]] |
| // loongarch64: [[ABI_ALLOCA:%.+]] = alloca [16 x i8], align [[ABI_ALIGN:8]] |
| // x86_64: [[ABI_ALLOCA:%.+]] = alloca [16 x i8], align [[ABI_ALIGN:8]] |
| |
| // aarch64: [[ABI_VALUE:%.+]] = load [[ABI_TYPE:\[2 x i64\]]], ptr [[ABI_ALLOCA]], align [[ABI_ALIGN]] |
| // loongarch64: [[ABI_VALUE_0:%.+]] = load double, ptr [[ABI_ALLOCA]], align [[ABI_ALIGN]] |
| // loongarch64: [[ABI_ALLOCA_1:%.+]] = getelementptr inbounds i8, ptr [[ABI_ALLOCA]], i64 8 |
| // loongarch64: [[ABI_VALUE_1:%.+]] = load float, ptr [[ABI_ALLOCA_1]], align [[ABI_ALIGN]] |
| // loongarch64: [[ABI_VALUE_2:%.+]] = insertvalue [[ABI_TYPE:{ double, float }]] poison, double [[ABI_VALUE_0]], 0 |
| // loongarch64: [[ABI_VALUE:%.+]] = insertvalue { double, float } [[ABI_VALUE_2]], float [[ABI_VALUE_1]], 1 |
| // x86_64: [[ABI_VALUE:%.+]] = load [[ABI_TYPE:{ double, double }]], ptr [[ABI_ALLOCA]], align [[ABI_ALIGN]] |
| |
| // aarch64: ret [[ABI_TYPE]] [[ABI_VALUE]] |
| // loongarch64: ret [[ABI_TYPE]] [[ABI_VALUE]] |
| // x86_64: ret [[ABI_TYPE]] [[ABI_VALUE]] |
| DoubleFloat { f: 0., g: 0. } |
| } |
| |
| // CHECK-LABEL: @call_twou16s |
| #[no_mangle] |
| pub fn call_twou16s() { |
| // aarch64: [[ABI_ALLOCA:%.+]] = alloca [8 x i8], align [[ABI_ALIGN:8]] |
| // loongarch64: [[ABI_ALLOCA:%.+]] = alloca [8 x i8], align [[ABI_ALIGN:8]] |
| // powerpc64: [[ABI_ALLOCA:%.+]] = alloca [4 x i8], align [[ABI_ALIGN:4]] |
| // sparc64: [[ABI_ALLOCA:%.+]] = alloca [8 x i8], align [[ABI_ALIGN:8]] |
| // x86_64: [[ABI_ALLOCA:%.+]] = alloca [4 x i8], align [[ABI_ALIGN:4]] |
| |
| // CHECK: [[RUST_ALLOCA:%.+]] = alloca [4 x i8], align [[RUST_ALIGN:2]] |
| |
| // CHECK: call void @llvm.memcpy.{{.+}}(ptr align [[ABI_ALIGN]] [[ABI_ALLOCA]], ptr align [[RUST_ALIGN]] [[RUST_ALLOCA]], i64 4, i1 false) |
| |
| // aarch64: [[ABI_VALUE:%.+]] = load [[ABI_TYPE:i64]], ptr [[ABI_ALLOCA]], align [[ABI_ALIGN]] |
| // loongarch64: [[ABI_VALUE:%.+]] = load [[ABI_TYPE:i64]], ptr [[ABI_ALLOCA]], align [[ABI_ALIGN]] |
| // powerpc64: [[ABI_VALUE:%.+]] = load [[ABI_TYPE:i32]], ptr [[ABI_ALLOCA]], align [[ABI_ALIGN]] |
| // sparc64: [[ABI_VALUE:%.+]] = load [[ABI_TYPE:i64]], ptr [[ABI_ALLOCA]], align [[ABI_ALIGN]] |
| // x86_64: [[ABI_VALUE:%.+]] = load [[ABI_TYPE:i32]], ptr [[ABI_ALLOCA]], align [[ABI_ALIGN]] |
| |
| // CHECK: call void @receives_twou16s([[ABI_TYPE]] [[ABI_VALUE]]) |
| let x = TwoU16s { a: 1, b: 2 }; |
| receives_twou16s(x); |
| } |
| |
| // CHECK-LABEL: @return_twou16s |
| #[no_mangle] |
| pub fn return_twou16s() -> TwoU16s { |
| // powerpc returns this struct via sret pointer, it doesn't use the cast ABI. |
| |
| // powerpc64: [[RETVAL:%.+]] = alloca [4 x i8], align 2 |
| // powerpc64: call void @returns_twou16s(ptr {{.+}} [[RETVAL]]) |
| |
| // The other targets copy the cast ABI type to an alloca. |
| |
| // aarch64: [[ABI_ALLOCA:%.+]] = alloca [8 x i8], align [[ABI_ALIGN:8]] |
| // loongarch64: [[ABI_ALLOCA:%.+]] = alloca [8 x i8], align [[ABI_ALIGN:8]] |
| // sparc64: [[ABI_ALLOCA:%.+]] = alloca [8 x i8], align [[ABI_ALIGN:8]] |
| // x86_64: [[ABI_ALLOCA:%.+]] = alloca [4 x i8], align [[ABI_ALIGN:4]] |
| |
| // aarch64: [[RUST_ALLOCA:%.+]] = alloca [4 x i8], align [[RUST_ALIGN:2]] |
| // loongarch64: [[RUST_ALLOCA:%.+]] = alloca [4 x i8], align [[RUST_ALIGN:2]] |
| // sparc64: [[RUST_ALLOCA:%.+]] = alloca [4 x i8], align [[RUST_ALIGN:2]] |
| // x86_64: [[RUST_ALLOCA:%.+]] = alloca [4 x i8], align [[RUST_ALIGN:2]] |
| |
| // aarch64: [[ABI_VALUE:%.+]] = call [[ABI_TYPE:i64]] @returns_twou16s() |
| // loongarch64: [[ABI_VALUE:%.+]] = call [[ABI_TYPE:i64]] @returns_twou16s() |
| // sparc64: [[ABI_VALUE:%.+]] = call [[ABI_TYPE:i64]] @returns_twou16s() |
| // x86_64: [[ABI_VALUE:%.+]] = call [[ABI_TYPE:i32]] @returns_twou16s() |
| |
| // aarch64: store [[ABI_TYPE]] [[ABI_VALUE]], ptr [[ABI_ALLOCA]], align [[ABI_ALIGN]] |
| // loongarch64: store [[ABI_TYPE]] [[ABI_VALUE]], ptr [[ABI_ALLOCA]], align [[ABI_ALIGN]] |
| // sparc64: store [[ABI_TYPE]] [[ABI_VALUE]], ptr [[ABI_ALLOCA]], align [[ABI_ALIGN]] |
| // x86_64: store [[ABI_TYPE]] [[ABI_VALUE]], ptr [[ABI_ALLOCA]], align [[ABI_ALIGN]] |
| |
| // aarch64: call void @llvm.memcpy.{{.+}}(ptr align [[RUST_ALIGN]] [[RUST_ALLOCA]], ptr align [[ABI_ALIGN]] [[ABI_ALLOCA]], i64 4, i1 false) |
| // loongarch64: call void @llvm.memcpy.{{.+}}(ptr align [[RUST_ALIGN]] [[RUST_ALLOCA]], ptr align [[ABI_ALIGN]] [[ABI_ALLOCA]], i64 4, i1 false) |
| // sparc64: call void @llvm.memcpy.{{.+}}(ptr align [[RUST_ALIGN]] [[RUST_ALLOCA]], ptr align [[ABI_ALIGN]] [[ABI_ALLOCA]], i64 4, i1 false) |
| // x86_64: call void @llvm.memcpy.{{.+}}(ptr align [[RUST_ALIGN]] [[RUST_ALLOCA]], ptr align [[ABI_ALIGN]] [[ABI_ALLOCA]], i64 4, i1 false) |
| returns_twou16s() |
| } |
| |
| // CHECK-LABEL: @call_fiveu16s |
| #[no_mangle] |
| pub fn call_fiveu16s() { |
| // CHECK: [[ABI_ALLOCA:%.+]] = alloca [16 x i8], align [[ABI_ALIGN:8]] |
| |
| // CHECK: [[RUST_ALLOCA:%.+]] = alloca [10 x i8], align 2 |
| |
| // CHECK: call void @llvm.memcpy.{{.+}}(ptr align [[ABI_ALIGN]] [[ABI_ALLOCA]], ptr align [[RUST_ALIGN]] [[RUST_ALLOCA]], i64 10, i1 false) |
| |
| // aarch64: [[ABI_VALUE:%.+]] = load [[ABI_TYPE:\[2 x i64\]]], ptr [[ABI_ALLOCA]], align [[ABI_ALIGN]] |
| // loongarch64: [[ABI_VALUE:%.+]] = load [[ABI_TYPE:\[2 x i64\]]], ptr [[ABI_ALLOCA]], align [[ABI_ALIGN]] |
| // powerpc64: [[ABI_VALUE:%.+]] = load [[ABI_TYPE:\[2 x i64\]]], ptr [[ABI_ALLOCA]], align [[ABI_ALIGN]] |
| // sparc64: [[ABI_VALUE:%.+]] = load [[ABI_TYPE:\[2 x i64\]]], ptr [[ABI_ALLOCA]], align [[ABI_ALIGN]] |
| // x86_64: [[ABI_VALUE:%.+]] = load [[ABI_TYPE:{ i64, i16 }]], ptr [[ABI_ALLOCA]], align [[ABI_ALIGN]] |
| |
| // CHECK: call void @receives_fiveu16s([[ABI_TYPE]] [[ABI_VALUE]]) |
| let x = FiveU16s { a: 1, b: 2, c: 3, d: 4, e: 5 }; |
| receives_fiveu16s(x); |
| } |
| |
| // CHECK-LABEL: @return_fiveu16s |
| // CHECK-SAME: (ptr {{.+}} sret([10 x i8]) align [[RUST_ALIGN:2]] {{.*}}dereferenceable(10) [[RET_PTR:%.+]]) |
| #[no_mangle] |
| pub fn return_fiveu16s() -> FiveU16s { |
| // powerpc returns this struct via sret pointer, it doesn't use the cast ABI. |
| |
| // powerpc64: call void @returns_fiveu16s(ptr {{.+}} [[RET_PTR]]) |
| |
| // The other targets copy the cast ABI type to the sret pointer. |
| |
| // aarch64: [[ABI_ALLOCA:%.+]] = alloca [16 x i8], align [[ABI_ALIGN:8]] |
| // loongarch64: [[ABI_ALLOCA:%.+]] = alloca [16 x i8], align [[ABI_ALIGN:8]] |
| // sparc64: [[ABI_ALLOCA:%.+]] = alloca [16 x i8], align [[ABI_ALIGN:8]] |
| // x86_64: [[ABI_ALLOCA:%.+]] = alloca [16 x i8], align [[ABI_ALIGN:8]] |
| |
| // aarch64: [[ABI_VALUE:%.+]] = call [[ABI_TYPE:\[2 x i64\]]] @returns_fiveu16s() |
| // loongarch64: [[ABI_VALUE:%.+]] = call [[ABI_TYPE:\[2 x i64\]]] @returns_fiveu16s() |
| // sparc64: [[ABI_VALUE:%.+]] = call [[ABI_TYPE:\[2 x i64\]]] @returns_fiveu16s() |
| // x86_64: [[ABI_VALUE:%.+]] = call [[ABI_TYPE:{ i64, i16 }]] @returns_fiveu16s() |
| |
| // aarch64: store [[ABI_TYPE]] [[ABI_VALUE]], ptr [[ABI_ALLOCA]], align [[ABI_ALIGN]] |
| // loongarch64: store [[ABI_TYPE]] [[ABI_VALUE]], ptr [[ABI_ALLOCA]], align [[ABI_ALIGN]] |
| // sparc64: store [[ABI_TYPE]] [[ABI_VALUE]], ptr [[ABI_ALLOCA]], align [[ABI_ALIGN]] |
| // x86_64: store [[ABI_TYPE]] [[ABI_VALUE]], ptr [[ABI_ALLOCA]], align [[ABI_ALIGN]] |
| |
| // aarch64: call void @llvm.memcpy.{{.+}}(ptr align [[RUST_ALIGN]] [[RET_PTR]], ptr align [[ABI_ALIGN]] [[ABI_ALLOCA]], i64 10, i1 false) |
| // loongarch64: call void @llvm.memcpy.{{.+}}(ptr align [[RUST_ALIGN]] [[RET_PTR]], ptr align [[ABI_ALIGN]] [[ABI_ALLOCA]], i64 10, i1 false) |
| // sparc64: call void @llvm.memcpy.{{.+}}(ptr align [[RUST_ALIGN]] [[RET_PTR]], ptr align [[ABI_ALIGN]] [[ABI_ALLOCA]], i64 10, i1 false) |
| // x86_64: call void @llvm.memcpy.{{.+}}(ptr align [[RUST_ALIGN]] [[RET_PTR]], ptr align [[ABI_ALIGN]] [[ABI_ALLOCA]], i64 10, i1 false) |
| returns_fiveu16s() |
| } |
| |
| // CHECK-LABEL: @call_doubledouble |
| #[no_mangle] |
| pub fn call_doubledouble() { |
| // CHECK: [[ABI_ALLOCA:%.+]] = alloca [16 x i8], align [[ABI_ALIGN:8]] |
| |
| // CHECK: [[RUST_ALLOCA:%.+]] = alloca [16 x i8], align [[RUST_ALIGN:8]] |
| |
| // CHECK: call void @llvm.memcpy.{{.+}}(ptr align [[ABI_ALIGN]] [[ABI_ALLOCA]], ptr align [[RUST_ALIGN]] [[RUST_ALLOCA]], i64 16, i1 false) |
| |
| // aarch64: [[ABI_VALUE:%.+]] = load [[ABI_TYPE:\[2 x double\]]], ptr [[ABI_ALLOCA]], align [[ABI_ALIGN]] |
| // loongarch64: [[ABI_VALUE_0:%.+]] = load double, ptr [[ABI_ALLOCA]], align [[ABI_ALIGN]] |
| // loongarch64: [[ABI_ALLOCA_1:%.+]] = getelementptr inbounds i8, ptr [[ABI_ALLOCA]], i64 8 |
| // loongarch64: [[ABI_VALUE_1:%.+]] = load double, ptr [[ABI_ALLOCA_1]], align [[ABI_ALIGN]] |
| // loongarch64: [[ABI_VALUE_2:%.+]] = insertvalue [[ABI_TYPE:{ double, double }]] poison, double [[ABI_VALUE_0]], 0 |
| // loongarch64: [[ABI_VALUE:%.+]] = insertvalue { double, double } [[ABI_VALUE_2]], double [[ABI_VALUE_1]], 1 |
| // powerpc64: [[ABI_VALUE:%.+]] = load [[ABI_TYPE:\[2 x i64\]]], ptr [[ABI_ALLOCA]], align [[ABI_ALIGN]] |
| // sparc64: [[ABI_VALUE:%.+]] = load [[ABI_TYPE:{ double, double }]], ptr [[ABI_ALLOCA]], align [[ABI_ALIGN]] |
| // x86_64: [[ABI_VALUE:%.+]] = load [[ABI_TYPE:{ double, double }]], ptr [[ABI_ALLOCA]], align [[ABI_ALIGN]] |
| |
| // CHECK: call void @receives_doubledouble([[ABI_TYPE]] [[ABI_VALUE]]) |
| let x = DoubleDouble { f: 1., g: 2. }; |
| receives_doubledouble(x); |
| } |
| |
| // CHECK-LABEL: @return_doubledouble |
| #[no_mangle] |
| pub fn return_doubledouble() -> DoubleDouble { |
| // powerpc returns this struct via sret pointer, it doesn't use the cast ABI. |
| |
| // powerpc64: [[RETVAL:%.+]] = alloca [16 x i8], align 8 |
| // powerpc64: call void @returns_doubledouble(ptr {{.+}} [[RETVAL]]) |
| |
| // The other targets copy the cast ABI type to an alloca. |
| |
| // aarch64: [[ABI_ALLOCA:%.+]] = alloca [16 x i8], align [[ABI_ALIGN:8]] |
| // loongarch64: [[ABI_ALLOCA:%.+]] = alloca [16 x i8], align [[ABI_ALIGN:8]] |
| // sparc64: [[ABI_ALLOCA:%.+]] = alloca [16 x i8], align [[ABI_ALIGN:8]] |
| // x86_64: [[ABI_ALLOCA:%.+]] = alloca [16 x i8], align [[ABI_ALIGN:8]] |
| |
| // aarch64: [[RUST_ALLOCA:%.+]] = alloca [16 x i8], align [[RUST_ALIGN:8]] |
| // loongarch64: [[RUST_ALLOCA:%.+]] = alloca [16 x i8], align [[RUST_ALIGN:8]] |
| // sparc64: [[RUST_ALLOCA:%.+]] = alloca [16 x i8], align [[RUST_ALIGN:8]] |
| // x86_64: [[RUST_ALLOCA:%.+]] = alloca [16 x i8], align [[RUST_ALIGN:8]] |
| |
| // aarch64: [[ABI_VALUE:%.+]] = call [[ABI_TYPE:\[2 x double\]]] @returns_doubledouble() |
| // loongarch64: [[ABI_VALUE:%.+]] = call [[ABI_TYPE:{ double, double }]] @returns_doubledouble() |
| // sparc64: [[ABI_VALUE:%.+]] = call [[ABI_TYPE:{ double, double }]] @returns_doubledouble() |
| // x86_64: [[ABI_VALUE:%.+]] = call [[ABI_TYPE:{ double, double }]] @returns_doubledouble() |
| |
| // aarch64: store [[ABI_TYPE]] [[ABI_VALUE]], ptr [[ABI_ALLOCA]], align [[ABI_ALIGN]] |
| // loongarch64: [[ABI_VALUE_0:%.+]] = extractvalue { double, double } [[ABI_VALUE]], 0 |
| // loongarch64: [[ABI_VALUE_1:%.+]] = extractvalue { double, double } [[ABI_VALUE]], 1 |
| // loongarch64: store double [[ABI_VALUE_0]], ptr [[ABI_ALLOCA]], align [[ABI_ALIGN]] |
| // loongarch64: [[ABI_ALLOCA_1:%.+]] = getelementptr inbounds i8, ptr [[ABI_ALLOCA]], i64 8 |
| // loongarch64: store double [[ABI_VALUE_1]], ptr [[ABI_ALLOCA_1]], align [[ABI_ALIGN]] |
| // sparc64: store [[ABI_TYPE]] [[ABI_VALUE]], ptr [[ABI_ALLOCA]], align [[ABI_ALIGN]] |
| // x86_64: store [[ABI_TYPE]] [[ABI_VALUE]], ptr [[ABI_ALLOCA]], align [[ABI_ALIGN]] |
| |
| // aarch64: call void @llvm.memcpy.{{.+}}(ptr align [[RUST_ALIGN]] [[RUST_ALLOCA]], ptr align [[ABI_ALIGN]] [[ABI_ALLOCA]], i64 16, i1 false) |
| // loongarch64: call void @llvm.memcpy.{{.+}}(ptr align [[RUST_ALIGN]] [[RUST_ALLOCA]], ptr align [[ABI_ALIGN]] [[ABI_ALLOCA]], i64 16, i1 false) |
| // sparc64: call void @llvm.memcpy.{{.+}}(ptr align [[RUST_ALIGN]] [[RUST_ALLOCA]], ptr align [[ABI_ALIGN]] [[ABI_ALLOCA]], i64 16, i1 false) |
| // x86_64: call void @llvm.memcpy.{{.+}}(ptr align [[RUST_ALIGN]] [[RUST_ALLOCA]], ptr align [[ABI_ALIGN]] [[ABI_ALLOCA]], i64 16, i1 false) |
| returns_doubledouble() |
| } |
| |
| // This test causes an ICE in sparc64 ABI code (https://github.com/rust-lang/rust/issues/122620) |
| #[cfg(not(target_arch = "sparc64"))] |
| // aarch64-LABEL: @call_doublefloat |
| // loongarch64-LABEL: @call_doublefloat |
| // powerpc64-LABEL: @call_doublefloat |
| // x86_64-LABEL: @call_doublefloat |
| #[no_mangle] |
| pub fn call_doublefloat() { |
| // aarch64: [[ABI_ALLOCA:%.+]] = alloca [16 x i8], align [[ABI_ALIGN:8]] |
| // loongarch64: [[ABI_ALLOCA:%.+]] = alloca [16 x i8], align [[ABI_ALIGN:8]] |
| // powerpc64: [[ABI_ALLOCA:%.+]] = alloca [16 x i8], align [[ABI_ALIGN:8]] |
| // x86_64: [[ABI_ALLOCA:%.+]] = alloca [16 x i8], align [[ABI_ALIGN:8]] |
| |
| // aarch64: [[RUST_ALLOCA:%.+]] = alloca [16 x i8], align [[RUST_ALIGN:8]] |
| // loongarch64: [[RUST_ALLOCA:%.+]] = alloca [16 x i8], align [[RUST_ALIGN:8]] |
| // powerpc64: [[RUST_ALLOCA:%.+]] = alloca [16 x i8], align [[RUST_ALIGN:8]] |
| // x86_64: [[RUST_ALLOCA:%.+]] = alloca [16 x i8], align [[RUST_ALIGN:8]] |
| |
| // aarch64: call void @llvm.memcpy.{{.+}}(ptr align [[ABI_ALIGN]] [[ABI_ALLOCA]], ptr align [[RUST_ALIGN]] [[RUST_ALLOCA]], i64 16, i1 false) |
| // loongarch64: call void @llvm.memcpy.{{.+}}(ptr align [[ABI_ALIGN]] [[ABI_ALLOCA]], ptr align [[RUST_ALIGN]] [[RUST_ALLOCA]], i64 12, i1 false) |
| // powerpc64: call void @llvm.memcpy.{{.+}}(ptr align [[ABI_ALIGN]] [[ABI_ALLOCA]], ptr align [[RUST_ALIGN]] [[RUST_ALLOCA]], i64 16, i1 false) |
| // x86_64: call void @llvm.memcpy.{{.+}}(ptr align [[ABI_ALIGN]] [[ABI_ALLOCA]], ptr align [[RUST_ALIGN]] [[RUST_ALLOCA]], i64 16, i1 false) |
| |
| // aarch64: [[ABI_VALUE:%.+]] = load [[ABI_TYPE:\[2 x i64\]]], ptr [[ABI_ALLOCA]], align [[ABI_ALIGN]] |
| // loongarch64: [[ABI_VALUE_0:%.+]] = load double, ptr [[ABI_ALLOCA]], align [[ABI_ALIGN]] |
| // loongarch64: [[ABI_ALLOCA_1:%.+]] = getelementptr inbounds i8, ptr [[ABI_ALLOCA]], i64 8 |
| // loongarch64: [[ABI_VALUE_1:%.+]] = load float, ptr [[ABI_ALLOCA_1]], align [[ABI_ALIGN]] |
| // loongarch64: [[ABI_VALUE_2:%.+]] = insertvalue [[ABI_TYPE:{ double, float }]] poison, double [[ABI_VALUE_0]], 0 |
| // loongarch64: [[ABI_VALUE:%.+]] = insertvalue { double, float } [[ABI_VALUE_2]], float [[ABI_VALUE_1]], 1 |
| // powerpc64: [[ABI_VALUE:%.+]] = load [[ABI_TYPE:\[2 x i64\]]], ptr [[ABI_ALLOCA]], align [[ABI_ALIGN]] |
| // x86_64: [[ABI_VALUE:%.+]] = load [[ABI_TYPE:{ double, double }]], ptr [[ABI_ALLOCA]], align [[ABI_ALIGN]] |
| |
| // aarch64: call void @receives_doublefloat([[ABI_TYPE]] {{(inreg )?}}[[ABI_VALUE]]) |
| // loongarch64: call void @receives_doublefloat([[ABI_TYPE]] {{(inreg )?}}[[ABI_VALUE]]) |
| // powerpc64: call void @receives_doublefloat([[ABI_TYPE]] {{(inreg )?}}[[ABI_VALUE]]) |
| // x86_64: call void @receives_doublefloat([[ABI_TYPE]] {{(inreg )?}}[[ABI_VALUE]]) |
| let x = DoubleFloat { f: 1., g: 2. }; |
| receives_doublefloat(x); |
| } |
| |
| // This test causes an ICE in sparc64 ABI code (https://github.com/rust-lang/rust/issues/122620) |
| #[cfg(not(target_arch = "sparc64"))] |
| // aarch64-LABEL: @return_doublefloat |
| // loongarch64-LABEL: @return_doublefloat |
| // powerpc64-LABEL: @return_doublefloat |
| // x86_64-LABEL: @return_doublefloat |
| #[no_mangle] |
| pub fn return_doublefloat() -> DoubleFloat { |
| // powerpc returns this struct via sret pointer, it doesn't use the cast ABI. |
| |
| // powerpc64: [[RETVAL:%.+]] = alloca [16 x i8], align 8 |
| // powerpc64: call void @returns_doublefloat(ptr {{.+}} [[RETVAL]]) |
| |
| // The other targets copy the cast ABI type to an alloca. |
| |
| // aarch64: [[ABI_ALLOCA:%.+]] = alloca [16 x i8], align [[ABI_ALIGN:8]] |
| // loongarch64: [[ABI_ALLOCA:%.+]] = alloca [16 x i8], align [[ABI_ALIGN:8]] |
| // x86_64: [[ABI_ALLOCA:%.+]] = alloca [16 x i8], align [[ABI_ALIGN:8]] |
| |
| // aarch64: [[RUST_ALLOCA:%.+]] = alloca [16 x i8], align [[RUST_ALIGN:8]] |
| // loongarch64: [[RUST_ALLOCA:%.+]] = alloca [16 x i8], align [[RUST_ALIGN:8]] |
| // x86_64: [[RUST_ALLOCA:%.+]] = alloca [16 x i8], align [[RUST_ALIGN:8]] |
| |
| // aarch64: [[ABI_VALUE:%.+]] = call [[ABI_TYPE:\[2 x i64\]]] @returns_doublefloat() |
| // loongarch64: [[ABI_VALUE:%.+]] = call [[ABI_TYPE:{ double, float }]] @returns_doublefloat() |
| // x86_64: [[ABI_VALUE:%.+]] = call [[ABI_TYPE:{ double, double }]] @returns_doublefloat() |
| |
| // aarch64: store [[ABI_TYPE]] [[ABI_VALUE]], ptr [[ABI_ALLOCA]], align [[ABI_ALIGN]] |
| // loongarch64: [[ABI_VALUE_0:%.+]] = extractvalue { double, float } [[ABI_VALUE]], 0 |
| // loongarch64: [[ABI_VALUE_1:%.+]] = extractvalue { double, float } [[ABI_VALUE]], 1 |
| // loongarch64: store double [[ABI_VALUE_0]], ptr [[ABI_ALLOCA]], align [[ABI_ALIGN]] |
| // loongarch64: [[ABI_ALLOCA_1:%.+]] = getelementptr inbounds i8, ptr [[ABI_ALLOCA]], i64 8 |
| // loongarch64: store float [[ABI_VALUE_1]], ptr [[ABI_ALLOCA_1]], align [[ABI_ALIGN]] |
| // x86_64: store [[ABI_TYPE]] [[ABI_VALUE]], ptr [[ABI_ALLOCA]], align [[ABI_ALIGN]] |
| |
| // aarch64: call void @llvm.memcpy.{{.+}}(ptr align [[RUST_ALIGN]] [[RUST_ALLOCA]], ptr align [[ABI_ALIGN]] [[ABI_ALLOCA]], i64 16, i1 false) |
| // loongarch64: call void @llvm.memcpy.{{.+}}(ptr align [[RUST_ALIGN]] [[RUST_ALLOCA]], ptr align [[ABI_ALIGN]] [[ABI_ALLOCA]], i64 12, i1 false) |
| // x86_64: call void @llvm.memcpy.{{.+}}(ptr align [[RUST_ALIGN]] [[RUST_ALLOCA]], ptr align [[ABI_ALIGN]] [[ABI_ALLOCA]], i64 16, i1 false) |
| returns_doublefloat() |
| } |
| |
| // CHECK-LABEL: @call_three32s |
| #[no_mangle] |
| pub fn call_three32s() { |
| // CHECK: [[ABI_ALLOCA:%.+]] = alloca [16 x i8], align [[ABI_ALIGN:8]] |
| // CHECK: [[RUST_ALLOCA:%.+]] = alloca [12 x i8], align [[RUST_ALIGN:4]] |
| // CHECK: call void @llvm.memcpy.{{.+}}(ptr align [[ABI_ALIGN]] [[ABI_ALLOCA]], ptr align [[RUST_ALIGN]] [[RUST_ALLOCA]], i64 12, i1 false) |
| |
| // aarch64: [[ABI_VALUE:%.+]] = load [[ABI_TYPE:\[2 x i64\]]], ptr [[ABI_ALLOCA]], align [[ABI_ALIGN]] |
| // loongarch64: [[ABI_VALUE:%.+]] = load [[ABI_TYPE:\[2 x i64\]]], ptr [[ABI_ALLOCA]], align [[ABI_ALIGN]] |
| // powerpc64: [[ABI_VALUE:%.+]] = load [[ABI_TYPE:\[2 x i64\]]], ptr [[ABI_ALLOCA]], align [[ABI_ALIGN]] |
| // sparc64: [[ABI_VALUE:%.+]] = load [[ABI_TYPE:\[2 x i64\]]], ptr [[ABI_ALLOCA]], align [[ABI_ALIGN]] |
| // x86_64: [[ABI_VALUE:%.+]] = load [[ABI_TYPE:{ i64, i32 }]], ptr [[ABI_ALLOCA]], align [[ABI_ALIGN]] |
| |
| // CHECK: call void @receives_three32s([[ABI_TYPE]] [[ABI_VALUE]]) |
| let x = Three32s { a: 1, b: 2, c: 3 }; |
| receives_three32s(x); |
| } |
| |
| // Regression test for #75839 |
| // CHECK-LABEL: @return_three32s( |
| // CHECK-SAME: sret([12 x i8]) align [[RUST_ALIGN:4]] {{.*}}[[RUST_RETVAL:%.*]]) |
| #[no_mangle] |
| pub fn return_three32s() -> Three32s { |
| // powerpc returns this struct via sret pointer, it doesn't use the cast ABI. |
| |
| // powerpc64: call void @returns_three32s(ptr {{.+}} [[RUST_RETVAL]]) |
| |
| // aarch64: [[ABI_ALLOCA:%.+]] = alloca [16 x i8], align [[ABI_ALIGN:8]] |
| // loongarch64: [[ABI_ALLOCA:%.+]] = alloca [16 x i8], align [[ABI_ALIGN:8]] |
| // sparc64: [[ABI_ALLOCA:%.+]] = alloca [16 x i8], align [[ABI_ALIGN:8]] |
| // x86_64: [[ABI_ALLOCA:%.+]] = alloca [16 x i8], align [[ABI_ALIGN:8]] |
| |
| // aarch64: [[ABI_VALUE:%.+]] = call [[ABI_TYPE:\[2 x i64\]]] @returns_three32s() |
| // loongarch64: [[ABI_VALUE:%.+]] = call [[ABI_TYPE:\[2 x i64\]]] @returns_three32s() |
| // sparc64: [[ABI_VALUE:%.+]] = call [[ABI_TYPE:\[2 x i64\]]] @returns_three32s() |
| // x86_64: [[ABI_VALUE:%.+]] = call [[ABI_TYPE:{ i64, i32 }]] @returns_three32s() |
| |
| // aarch64: store [[ABI_TYPE]] [[ABI_VALUE]], ptr [[ABI_ALLOCA]], align [[ABI_ALIGN]] |
| // loongarch64: store [[ABI_TYPE]] [[ABI_VALUE]], ptr [[ABI_ALLOCA]], align [[ABI_ALIGN]] |
| // sparc64: store [[ABI_TYPE]] [[ABI_VALUE]], ptr [[ABI_ALLOCA]], align [[ABI_ALIGN]] |
| // x86_64: store [[ABI_TYPE]] [[ABI_VALUE]], ptr [[ABI_ALLOCA]], align [[ABI_ALIGN]] |
| |
| // aarch64: call void @llvm.memcpy.{{.+}}(ptr align [[RUST_ALIGN]] [[RUST_RETVAL]], ptr align [[ABI_ALIGN]] [[ABI_ALLOCA]], i64 12, i1 false) |
| // loongarch64: call void @llvm.memcpy.{{.+}}(ptr align [[RUST_ALIGN]] [[RUST_RETVAL]], ptr align [[ABI_ALIGN]] [[ABI_ALLOCA]], i64 12, i1 false) |
| // sparc64: call void @llvm.memcpy.{{.+}}(ptr align [[RUST_ALIGN]] [[RUST_RETVAL]], ptr align [[ABI_ALIGN]] [[ABI_ALLOCA]], i64 12, i1 false) |
| // x86_64: call void @llvm.memcpy.{{.+}}(ptr align [[RUST_ALIGN]] [[RUST_RETVAL]], ptr align [[ABI_ALIGN]] [[ABI_ALLOCA]], i64 12, i1 false) |
| returns_three32s() |
| } |
