File: promote-i16.ll

package info (click to toggle)
llvm-toolchain-3.8 1%3A3.8.1-24
  • links: PTS, VCS
  • area: main
  • in suites: stretch
  • size: 379,280 kB
  • ctags: 388,501
  • sloc: cpp: 2,309,705; ansic: 477,070; objc: 100,918; asm: 97,974; python: 95,911; sh: 18,634; makefile: 7,294; perl: 5,584; ml: 5,460; pascal: 4,661; lisp: 2,548; xml: 686; cs: 350; php: 212; csh: 117
file content (21 lines) | stat: -rw-r--r-- 435 bytes parent folder | download | duplicates (6) 
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
 
; RUN: llc < %s -march=x86 | FileCheck %s

define signext i16 @foo(i16 signext %x) nounwind {
entry:
; CHECK-LABEL: foo:
; CHECK-NOT: movzwl
; CHECK: movswl 4(%esp), %eax
; CHECK: xorl $21998, %eax
  %0 = xor i16 %x, 21998
  ret i16 %0
}

define signext i16 @bar(i16 signext %x) nounwind {
entry:
; CHECK-LABEL: bar:
; CHECK-NOT: movzwl
; CHECK: movswl 4(%esp), %eax
; CHECK: xorl $-10770, %eax
  %0 = xor i16 %x, 54766
  ret i16 %0
}