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upgrade and filecheckize this test.

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@105227 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Chris Lattner 2010-05-31 17:27:17 +00:00
parent 6b37861827
commit 0ece9a12ac
1 changed files with 16 additions and 6 deletions
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22
test/CodeGen/X86/memcpy.ll
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@ -1,17 +1,27 @@
; RUN: llc < %s -march=x86-64 | grep call.*memcpy | count 2
; RUN: llc < %s -march=x86-64 | FileCheck %s
declare void @llvm.memcpy.i64(i8*, i8*, i64, i32)
declare void @llvm.memcpy.p0i8.p0i8.i64(i8* nocapture, i8* nocapture, i64, i32, i1) nounwind
define i8* @my_memcpy(i8* %a, i8* %b, i64 %n) nounwind {
; Variable memcpy's should lower to calls.
define i8* @test1(i8* %a, i8* %b, i64 %n) nounwind {
entry:
tail call void @llvm.memcpy.i64( i8* %a, i8* %b, i64 %n, i32 1 )
tail call void @llvm.memcpy.p0i8.p0i8.i64( i8* %a, i8* %b, i64 %n, i32 1, i1 0 )
ret i8* %a
; CHECK: test1:
; CHECK: memcpy
}
define i8* @my_memcpy2(i64* %a, i64* %b, i64 %n) nounwind {
; Variable memcpy's should lower to calls.
define i8* @test2(i64* %a, i64* %b, i64 %n) nounwind {
entry:
%tmp14 = bitcast i64* %a to i8*
%tmp25 = bitcast i64* %b to i8*
tail call void @llvm.memcpy.i64(i8* %tmp14, i8* %tmp25, i64 %n, i32 8 )
tail call void @llvm.memcpy.p0i8.p0i8.i64(i8* %tmp14, i8* %tmp25, i64 %n, i32 8, i1 0 )
ret i8* %tmp14
; CHECK: test2:
; CHECK: memcpy
}