File: fast-isel-trunc.ll

package info (click to toggle)
llvm-toolchain-14 1%3A14.0.6-12
  • links: PTS, VCS
  • area: main
  • in suites: bookworm
  • size: 1,496,180 kB
  • sloc: cpp: 5,593,972; ansic: 986,872; asm: 585,869; python: 184,223; objc: 72,530; lisp: 31,119; f90: 27,793; javascript: 9,780; pascal: 9,762; sh: 9,482; perl: 7,468; ml: 5,432; awk: 3,523; makefile: 2,538; xml: 953; cs: 573; fortran: 567
file content (12 lines) | stat: -rw-r--r-- 355 bytes parent folder | download | duplicates (33) 
1
2
3
4
5
6
7
8
9
10
11
12
 
; RUN: llc -mtriple=aarch64-apple-darwin -fast-isel -fast-isel-abort=1 -verify-machineinstrs < %s

; Test that %1 doesn't get the kill flag set before its last use.
define i32 @test_trunc(i32 %a) {
  %1 = add i32 %a, 1
  %2 = trunc i32 %1 to i16
  %3 = icmp ult i16 1, %2
  %4 = add i32 %1, 1
  %5 = sext i1 %3 to i32
  %6 = and i32 %4, %5
  ret i32 %6
}