llvm-mirror/test/CodeGen/AArch64/bitcast-v2i8.ll
Chad Rosier 06bdbb1aa9 [AArch64] Enable PostRAScheduler for AArch64 generic build.
Disable post-ra scheduler for perturbed tests to appease the bots and to
preserve the history of the tests.

http://reviews.llvm.org/D15652

llvm-svn: 256158
2015-12-21 14:43:45 +00:00

16 lines
513 B
LLVM

; RUN: llc < %s -mtriple=aarch64-apple-ios -disable-post-ra | FileCheck %s
; Part of PR21549: going through the stack isn't ideal but is correct.
define i16 @test_bitcast_v2i8_to_i16(<2 x i8> %a) {
; CHECK-LABEL: test_bitcast_v2i8_to_i16
; CHECK: mov.s [[WREG_HI:w[0-9]+]], v0[1]
; CHECK-NEXT: fmov [[WREG_LO:w[0-9]+]], s0
; CHECK-NEXT: strb [[WREG_HI]], [sp, #15]
; CHECK-NEXT: strb [[WREG_LO]], [sp, #14]
; CHECK-NEXT: ldrh w0, [sp, #14]
%aa = bitcast <2 x i8> %a to i16
ret i16 %aa
}