llvm-project/llvm/test/CodeGen/RISCV/option-rvc.ll

16 lines
487 B
LLVM

; RUN: llc -mtriple=riscv32 -filetype=obj < %s\
; RUN: | llvm-objdump --triple=riscv32 --mattr=+c -d -M no-aliases -\
; RUN: | FileCheck -check-prefix=CHECK %s
; This test demonstrates that .option norvc has no effect on codegen when
; emitting an ELF directly.
define i32 @add(i32 %a, i32 %b) nounwind {
; CHECK-LABEL: <add>:
; CHECK: add a0, a1, a0
; CHECK-NEXT: jalr zero, 0(ra)
tail call void asm sideeffect ".option rvc", ""()
%add = add nsw i32 %b, %a
ret i32 %add
}