llvm/test/Transforms/ScalarRepl/copy-aggregate.ll
Dan Gohman f2f6ce65b7 Change tests from "opt %s" to "opt < %s" so that opt doesn't see the
input filename so that opt doesn't print the input filename in the
output so that grep lines in the tests don't unintentionally match
strings in the input filename.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@81537 91177308-0d34-0410-b5e6-96231b3b80d8
2009-09-11 18:01:28 +00:00

58 lines
1.5 KiB
LLVM

; RUN: opt < %s -scalarrepl -S | not grep alloca
; PR3290
;; Store of integer to whole alloca struct.
define i32 @test1(i64 %V) nounwind {
%X = alloca {{i32, i32}}
%Y = bitcast {{i32,i32}}* %X to i64*
store i64 %V, i64* %Y
%A = getelementptr {{i32,i32}}* %X, i32 0, i32 0, i32 0
%B = getelementptr {{i32,i32}}* %X, i32 0, i32 0, i32 1
%a = load i32* %A
%b = load i32* %B
%c = add i32 %a, %b
ret i32 %c
}
;; Store of integer to whole struct/array alloca.
define float @test2(i128 %V) nounwind {
%X = alloca {[4 x float]}
%Y = bitcast {[4 x float]}* %X to i128*
store i128 %V, i128* %Y
%A = getelementptr {[4 x float]}* %X, i32 0, i32 0, i32 0
%B = getelementptr {[4 x float]}* %X, i32 0, i32 0, i32 3
%a = load float* %A
%b = load float* %B
%c = fadd float %a, %b
ret float %c
}
;; Load of whole alloca struct as integer
define i64 @test3(i32 %a, i32 %b) nounwind {
%X = alloca {{i32, i32}}
%A = getelementptr {{i32,i32}}* %X, i32 0, i32 0, i32 0
%B = getelementptr {{i32,i32}}* %X, i32 0, i32 0, i32 1
store i32 %a, i32* %A
store i32 %b, i32* %B
%Y = bitcast {{i32,i32}}* %X to i64*
%Z = load i64* %Y
ret i64 %Z
}
;; load of integer from whole struct/array alloca.
define i128 @test4(float %a, float %b) nounwind {
%X = alloca {[4 x float]}
%A = getelementptr {[4 x float]}* %X, i32 0, i32 0, i32 0
%B = getelementptr {[4 x float]}* %X, i32 0, i32 0, i32 3
store float %a, float* %A
store float %b, float* %B
%Y = bitcast {[4 x float]}* %X to i128*
%V = load i128* %Y
ret i128 %V
}