[PowerPC] Add a regression test for r225251

In r225251, I removed an old entry from the README.txt file. While there are
several contributing factors (including pieces in Clang's ABI code), upon
further reflection, the backend part deserves a regression test.

llvm-svn: 225268
This commit is contained in:
Hal Finkel 2015-01-06 16:46:37 +00:00
parent 7c1bcabc22
commit 3fff15462c

View File

@ -0,0 +1,23 @@
; RUN: llc -mcpu=ppc64 < %s | FileCheck %s
target datalayout = "E-m:e-i64:64-n32:64"
target triple = "powerpc64-unknown-linux-gnu"
; Function Attrs: nounwind
define void @bar() #0 {
entry:
tail call void @xxx([2 x i64] [i64 4607182418800017408, i64 4611686018427387904]) #0
ret void
; CHECK-LABEL: @bar
; CHECK-DAG: li [[REG1:[0-9]+]], 1023
; CHECK-DAG: li [[REG2:[0-9]+]], {{1$}}
; CHECK-DAG: sldi 3, [[REG1]], 52
; CHECK-DAG: sldi 4, [[REG2]], 62
; CHECK: bl xxx
; CHECK: blr
}
declare void @xxx([2 x i64])
attributes #0 = { nounwind }