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llvm-mirror/test/CodeGen/ARM/2013-01-21-PR14992.ll
Manman Ren 180923f053 TBAA: remove !tbaa from testing cases if not used.
This will make it easier to turn on struct-path aware TBAA since the metadata
format will change.

llvm-svn: 180745
2013-04-29 22:58:55 +00:00

25 lines
902 B
LLVM

;PR14492 - Tablegen incorrectly converts ARM tLDMIA_UPD pseudo to tLDMIA
;RUN: llc -mtriple=thumbv7 < %s | FileCheck -check-prefix=EXPECTED %s
;RUN: llc -mtriple=thumbv7 < %s | FileCheck %s
;EXPECTED: foo:
;CHECK: foo:
define i32 @foo(i32* %a) nounwind optsize {
entry:
%0 = load i32* %a, align 4
%arrayidx1 = getelementptr inbounds i32* %a, i32 1
%1 = load i32* %arrayidx1, align 4
%arrayidx2 = getelementptr inbounds i32* %a, i32 2
%2 = load i32* %arrayidx2, align 4
%add.ptr = getelementptr inbounds i32* %a, i32 3
;Make sure we do not have a duplicated register in the front of the reg list
;EXPECTED: ldm [[BASE:r[0-9]+]]!, {[[REG:r[0-9]+]], {{r[0-9]+}},
;CHECK-NOT: ldm [[BASE:r[0-9]+]]!, {[[REG:r[0-9]+]], [[REG]],
tail call void @bar(i32* %add.ptr) nounwind optsize
%add = add nsw i32 %1, %0
%add3 = add nsw i32 %add, %2
ret i32 %add3
}
declare void @bar(i32*) optsize