// compile-flags: -Cno-prepopulate-passes -Copt-level=0 // revisions:x86_64 i686 aarch64-apple aarch64-windows aarch64-linux arm riscv //[x86_64] compile-flags: --target x86_64-unknown-uefi //[x86_64] needs-llvm-components: x86 //[i686] compile-flags: --target i686-unknown-linux-musl //[i686] needs-llvm-components: x86 //[aarch64-windows] compile-flags: --target aarch64-pc-windows-msvc //[aarch64-windows] needs-llvm-components: aarch64 //[aarch64-linux] compile-flags: --target aarch64-unknown-linux-gnu //[aarch64-linux] needs-llvm-components: aarch64 //[aarch64-apple] compile-flags: --target aarch64-apple-darwin //[aarch64-apple] needs-llvm-components: aarch64 //[arm] compile-flags: --target armv7r-none-eabi //[arm] needs-llvm-components: arm //[riscv] compile-flags: --target riscv64gc-unknown-none-elf //[riscv] needs-llvm-components: riscv // See bottom of file for a corresponding C source file that is meant to yield // equivalent declarations. #![feature(no_core, lang_items)] #![crate_type = "lib"] #![no_std] #![no_core] #[lang="sized"] trait Sized { } #[lang="freeze"] trait Freeze { } #[lang="copy"] trait Copy { } // The patterns in this file are written in the style of a table to make the // uniformities and distinctions more apparent. // // ZERO/SIGN-EXTENDING TO 32 BITS NON-EXTENDING // ============================== ======================= // x86_64: void @c_arg_u8(i8 zeroext %_a) // i686: void @c_arg_u8(i8 zeroext %_a) // aarch64-apple: void @c_arg_u8(i8 zeroext %_a) // aarch64-windows: void @c_arg_u8(i8 %_a) // aarch64-linux: void @c_arg_u8(i8 %_a) // arm: void @c_arg_u8(i8 zeroext %_a) // riscv: void @c_arg_u8(i8 zeroext %_a) #[no_mangle] pub extern "C" fn c_arg_u8(_a: u8) { } // x86_64: void @c_arg_u16(i16 zeroext %_a) // i686: void @c_arg_u16(i16 zeroext %_a) // aarch64-apple: void @c_arg_u16(i16 zeroext %_a) // aarch64-windows: void @c_arg_u16(i16 %_a) // aarch64-linux: void @c_arg_u16(i16 %_a) // arm: void @c_arg_u16(i16 zeroext %_a) // riscv: void @c_arg_u16(i16 zeroext %_a) #[no_mangle] pub extern "C" fn c_arg_u16(_a: u16) { } // x86_64: void @c_arg_u32(i32 %_a) // i686: void @c_arg_u32(i32 %_a) // aarch64-apple: void @c_arg_u32(i32 %_a) // aarch64-windows: void @c_arg_u32(i32 %_a) // aarch64-linux: void @c_arg_u32(i32 %_a) // arm: void @c_arg_u32(i32 %_a) // riscv: void @c_arg_u32(i32 signext %_a) #[no_mangle] pub extern "C" fn c_arg_u32(_a: u32) { } // x86_64: void @c_arg_u64(i64 %_a) // i686: void @c_arg_u64(i64 %_a) // aarch64-apple: void @c_arg_u64(i64 %_a) // aarch64-windows: void @c_arg_u64(i64 %_a) // aarch64-linux: void @c_arg_u64(i64 %_a) // arm: void @c_arg_u64(i64 %_a) // riscv: void @c_arg_u64(i64 %_a) #[no_mangle] pub extern "C" fn c_arg_u64(_a: u64) { } // x86_64: void @c_arg_i8(i8 signext %_a) // i686: void @c_arg_i8(i8 signext %_a) // aarch64-apple: void @c_arg_i8(i8 signext %_a) // aarch64-windows: void @c_arg_i8(i8 %_a) // aarch64-linux: void @c_arg_i8(i8 %_a) // arm: void @c_arg_i8(i8 signext %_a) // riscv: void @c_arg_i8(i8 signext %_a) #[no_mangle] pub extern "C" fn c_arg_i8(_a: i8) { } // x86_64: void @c_arg_i16(i16 signext %_a) // i686: void @c_arg_i16(i16 signext %_a) // aarch64-apple: void @c_arg_i16(i16 signext %_a) // aarch64-windows: void @c_arg_i16(i16 %_a) // aarch64-linux: void @c_arg_i16(i16 %_a) // arm: void @c_arg_i16(i16 signext %_a) // riscv: void @c_arg_i16(i16 signext %_a) #[no_mangle] pub extern "C" fn c_arg_i16(_a: i16) { } // x86_64: void @c_arg_i32(i32 %_a) // i686: void @c_arg_i32(i32 %_a) // aarch64-apple: void @c_arg_i32(i32 %_a) // aarch64-windows: void @c_arg_i32(i32 %_a) // aarch64-linux: void @c_arg_i32(i32 %_a) // arm: void @c_arg_i32(i32 %_a) // riscv: void @c_arg_i32(i32 signext %_a) #[no_mangle] pub extern "C" fn c_arg_i32(_a: i32) { } // x86_64: void @c_arg_i64(i64 %_a) // i686: void @c_arg_i64(i64 %_a) // aarch64-apple: void @c_arg_i64(i64 %_a) // aarch64-windows: void @c_arg_i64(i64 %_a) // aarch64-linux: void @c_arg_i64(i64 %_a) // arm: void @c_arg_i64(i64 %_a) // riscv: void @c_arg_i64(i64 %_a) #[no_mangle] pub extern "C" fn c_arg_i64(_a: i64) { } // x86_64: zeroext i8 @c_ret_u8() // i686: zeroext i8 @c_ret_u8() // aarch64-apple: zeroext i8 @c_ret_u8() // aarch64-windows: i8 @c_ret_u8() // aarch64-linux: i8 @c_ret_u8() // arm: zeroext i8 @c_ret_u8() // riscv: zeroext i8 @c_ret_u8() #[no_mangle] pub extern "C" fn c_ret_u8() -> u8 { 0 } // x86_64: zeroext i16 @c_ret_u16() // i686: zeroext i16 @c_ret_u16() // aarch64-apple: zeroext i16 @c_ret_u16() // aarch64-windows: i16 @c_ret_u16() // aarch64-linux: i16 @c_ret_u16() // arm: zeroext i16 @c_ret_u16() // riscv: zeroext i16 @c_ret_u16() #[no_mangle] pub extern "C" fn c_ret_u16() -> u16 { 0 } // x86_64: i32 @c_ret_u32() // i686: i32 @c_ret_u32() // aarch64-apple: i32 @c_ret_u32() // aarch64-windows: i32 @c_ret_u32() // aarch64-linux: i32 @c_ret_u32() // arm: i32 @c_ret_u32() // riscv: signext i32 @c_ret_u32() #[no_mangle] pub extern "C" fn c_ret_u32() -> u32 { 0 } // x86_64: i64 @c_ret_u64() // i686: i64 @c_ret_u64() // aarch64-apple: i64 @c_ret_u64() // aarch64-windows: i64 @c_ret_u64() // aarch64-linux: i64 @c_ret_u64() // arm: i64 @c_ret_u64() // riscv: i64 @c_ret_u64() #[no_mangle] pub extern "C" fn c_ret_u64() -> u64 { 0 } // x86_64: signext i8 @c_ret_i8() // i686: signext i8 @c_ret_i8() // aarch64-apple: signext i8 @c_ret_i8() // aarch64-windows: i8 @c_ret_i8() // aarch64-linux: i8 @c_ret_i8() // arm: signext i8 @c_ret_i8() // riscv: signext i8 @c_ret_i8() #[no_mangle] pub extern "C" fn c_ret_i8() -> i8 { 0 } // x86_64: signext i16 @c_ret_i16() // i686: signext i16 @c_ret_i16() // aarch64-apple: signext i16 @c_ret_i16() // aarch64-windows: i16 @c_ret_i16() // aarch64-linux: i16 @c_ret_i16() // arm: signext i16 @c_ret_i16() // riscv: signext i16 @c_ret_i16() #[no_mangle] pub extern "C" fn c_ret_i16() -> i16 { 0 } // x86_64: i32 @c_ret_i32() // i686: i32 @c_ret_i32() // aarch64-apple: i32 @c_ret_i32() // aarch64-windows: i32 @c_ret_i32() // aarch64-linux: i32 @c_ret_i32() // arm: i32 @c_ret_i32() // riscv: signext i32 @c_ret_i32() #[no_mangle] pub extern "C" fn c_ret_i32() -> i32 { 0 } // x86_64: i64 @c_ret_i64() // i686: i64 @c_ret_i64() // aarch64-apple: i64 @c_ret_i64() // aarch64-windows: i64 @c_ret_i64() // aarch64-linux: i64 @c_ret_i64() // arm: i64 @c_ret_i64() // riscv: i64 @c_ret_i64() #[no_mangle] pub extern "C" fn c_ret_i64() -> i64 { 0 } const C_SOURCE_FILE: &'static str = r##" #include #include #include void c_arg_u8(uint8_t _a) { } void c_arg_u16(uint16_t _a) { } void c_arg_u32(uint32_t _a) { } void c_arg_u64(uint64_t _a) { } void c_arg_i8(int8_t _a) { } void c_arg_i16(int16_t _a) { } void c_arg_i32(int32_t _a) { } void c_arg_i64(int64_t _a) { } uint8_t c_ret_u8() { return 0; } uint16_t c_ret_u16() { return 0; } uint32_t c_ret_u32() { return 0; } uint64_t c_ret_u64() { return 0; } int8_t c_ret_i8() { return 0; } int16_t c_ret_i16() { return 0; } int32_t c_ret_i32() { return 0; } int64_t c_ret_i64() { return 0; } "##;