File: 2013-03-06-vector-sext-operand-scalarize.ll

package info (click to toggle)
llvm-toolchain-3.5 1%3A3.5.2-3~bpo8%2B2
  • links: PTS, VCS
  • area: main
  • in suites: jessie-backports
  • size: 283,276 kB
  • sloc: cpp: 1,884,580; ansic: 310,787; objc: 86,612; python: 79,608; asm: 65,866; sh: 9,829; makefile: 6,068; perl: 5,589; ml: 5,254; pascal: 3,285; lisp: 1,640; xml: 686; cs: 239; csh: 117
file content (19 lines) | stat: -rw-r--r-- 667 bytes parent folder | download | duplicates (45)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
; RUN: llc < %s -mtriple=thumbv7-apple-darwin | FileCheck %s

; Testing that these don't crash/assert. The loop vectorizer can end up
; with odd constructs like this. The code actually generated is incidental.
define <1 x i64> @test_zext(i32 %a) nounwind {
; CHECK-LABEL: test_zext:
  %Cmp = icmp uge i32 %a, 42
  %vec = insertelement <1 x i1> zeroinitializer, i1 %Cmp, i32 0
  %Se = zext <1 x i1> %vec to <1 x i64>
  ret <1 x i64> %Se
}

define <1 x i64> @test_sext(i32 %a) nounwind {
; CHECK-LABEL: test_sext:
  %Cmp = icmp uge i32 %a, 42
  %vec = insertelement <1 x i1> zeroinitializer, i1 %Cmp, i32 0
  %Se = sext <1 x i1> %vec to <1 x i64>
  ret <1 x i64> %Se
}