25 lines
740 B
LLVM
25 lines
740 B
LLVM
; RUN: llc -verify-machineinstrs < %s -mtriple=powerpc64le-unknown-unknown -mcpu=pwr8 | FileCheck %s
|
|
|
|
; Ensure this does not crash
|
|
|
|
define <2 x i8> @test1(<2 x i8> %a) {
|
|
%1 = shl nuw <2 x i8> %a, <i8 7, i8 7>
|
|
%2 = ashr exact <2 x i8> %1, <i8 7, i8 7>
|
|
ret <2 x i8> %2
|
|
}
|
|
; CHECK-LABEL: @test1
|
|
; CHECK: vspltisb [[REG1:[0-9]+]], 7
|
|
; CHECK: vslb [[REG2:[0-9]+]], 2, [[REG1]]
|
|
; CHECK: vsrab [[REG3:[0-9]+]], [[REG2]], [[REG1]]
|
|
|
|
define <2 x i16> @test2(<2 x i16> %a) {
|
|
%1 = shl nuw <2 x i16> %a, <i16 15, i16 15>
|
|
%2 = ashr exact <2 x i16> %1, <i16 15, i16 15>
|
|
ret <2 x i16> %2
|
|
}
|
|
|
|
; CHECK-LABEL: @test2
|
|
; CHECK: vspltish [[REG1:[0-9]+]], 15
|
|
; CHECK: vslh [[REG2:[0-9]+]], 2, [[REG1]]
|
|
; CHECK: vsrah [[REG3:[0-9]+]], [[REG2]], [[REG1]]
|