File: vec_shuffle-28.ll

package info (click to toggle)
llvm 2.6-9.1
  • links: PTS
  • area: main
  • in suites: squeeze
  • size: 57,604 kB
  • ctags: 44,336
  • sloc: cpp: 344,766; sh: 12,407; ansic: 10,617; ada: 3,070; ml: 2,505; perl: 2,496; makefile: 1,426; pascal: 1,163; exp: 389; asm: 307; python: 298; objc: 260; lisp: 182; csh: 117; xml: 38; f90: 36; tcl: 20
file content (12 lines) | stat: -rw-r--r-- 525 bytes parent folder | download 
1
2
3
4
5
6
7
8
9
10
11
12
 
; RUN: llvm-as < %s | llc -march=x86 -mcpu=core2 -o %t -f
; RUN: grep pshufb %t | count 1

; FIXME: this test has a superfluous punpcklqdq pre-pshufb currently.
;        Don't XFAIL it because it's still better than the previous code.

; Pack various elements via shuffles.
define <8 x i16> @shuf1(<8 x i16> %T0, <8 x i16> %T1) nounwind readnone {
entry:
	%tmp7 = shufflevector <8 x i16> %T0, <8 x i16> %T1, <8 x i32> < i32 1, i32 8, i32 undef, i32 undef, i32 undef, i32 undef, i32 undef , i32 undef >
	ret <8 x i16> %tmp7
}