| //! Targets the ARMv5TE, with code as `t32` code by default. |
| |
| use crate::spec::{cvs, FramePointer, Target, TargetOptions}; |
| |
| pub fn target() -> Target { |
| Target { |
| llvm_target: "thumbv5te-none-eabi".into(), |
| pointer_width: 32, |
| arch: "arm".into(), |
| /* Data layout args are '-' separated: |
| * little endian |
| * stack is 64-bit aligned (EABI) |
| * pointers are 32-bit |
| * i64 must be 64-bit aligned (EABI) |
| * mangle names with ELF style |
| * native integers are 32-bit |
| * All other elements are default |
| */ |
| data_layout: "e-m:e-p:32:32-Fi8-i64:64-v128:64:128-a:0:32-n32-S64".into(), |
| |
| options: TargetOptions { |
| abi: "eabi".into(), |
| // extra args passed to the external assembler (assuming `arm-none-eabi-as`): |
| // * activate t32/a32 interworking |
| // * use arch ARMv5TE |
| // * use little-endian |
| asm_args: cvs!["-mthumb-interwork", "-march=armv5te", "-mlittle-endian",], |
| // minimum extra features, these cannot be disabled via -C |
| // Also force-enable 32-bit atomics, which allows the use of atomic load/store only. |
| // The resulting atomics are ABI incompatible with atomics backed by libatomic. |
| features: "+soft-float,+strict-align,+atomics-32".into(), |
| frame_pointer: FramePointer::MayOmit, |
| main_needs_argc_argv: false, |
| // don't have atomic compare-and-swap |
| atomic_cas: false, |
| has_thumb_interworking: true, |
| |
| ..super::thumb_base::opts() |
| }, |
| } |
| } |
