File: option-rvc.ll

package info (click to toggle)
llvm-toolchain-21 1%3A21.1.4-5
  • links: PTS, VCS
  • area: main
  • in suites: sid
  • size: 2,236,516 kB
  • sloc: cpp: 7,619,569; ansic: 1,433,956; asm: 1,058,748; python: 252,181; f90: 94,671; objc: 70,753; lisp: 42,813; pascal: 18,401; sh: 8,601; ml: 5,111; perl: 4,720; makefile: 3,585; awk: 3,523; javascript: 2,272; xml: 892; fortran: 770
file content (15 lines) | stat: -rw-r--r-- 489 bytes parent folder | download | duplicates (19) 
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
 
; 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, 0x0(ra)
  tail call void asm sideeffect ".option rvc", ""()
  %add = add nsw i32 %b, %a
  ret i32 %add
}