| Ehsan Amiri | a538b0f | 2016-08-03 18:17:35 +0000 | [diff] [blame] | 1 | ; RUN: llc -verify-machineinstrs -march=ppc64 %s -o - | FileCheck %s |
| James Molloy | 90111f7 | 2015-11-12 12:29:09 +0000 | [diff] [blame] | 2 | |
| 3 | ; These tests just check that the plumbing is in place for @llvm.bitreverse. The |
| 4 | ; actual output is massive at the moment as llvm.bitreverse is not yet legal. |
| 5 | |
| 6 | declare <2 x i16> @llvm.bitreverse.v2i16(<2 x i16>) readnone |
| 7 | |
| 8 | define <2 x i16> @f(<2 x i16> %a) { |
| 9 | ; CHECK-LABEL: f: |
| 10 | ; CHECK: rlwinm |
| 11 | %b = call <2 x i16> @llvm.bitreverse.v2i16(<2 x i16> %a) |
| 12 | ret <2 x i16> %b |
| 13 | } |
| 14 | |
| 15 | declare i8 @llvm.bitreverse.i8(i8) readnone |
| 16 | |
| 17 | define i8 @g(i8 %a) { |
| 18 | ; CHECK-LABEL: g: |
| 19 | ; CHECK: rlwinm |
| 20 | ; CHECK: rlwimi |
| 21 | %b = call i8 @llvm.bitreverse.i8(i8 %a) |
| 22 | ret i8 %b |
| 23 | } |