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llvm-mirror/test/Transforms/InstCombine/2009-01-31-InfIterate.ll
Chris Lattner 1cb94d541b reduce testcase.
llvm-svn: 63499
2009-02-02 06:55:45 +00:00

23 lines
495 B
LLVM

; RUN: llvm-as < %s | opt -instcombine | llvm-dis
; PR3452
define i128 @test(i64 %A, i64 %B, i1 %C, i128 %Z, i128 %Y, i64* %P, i64* %Q) {
entry:
%tmp2 = trunc i128 %Z to i64
%tmp4 = trunc i128 %Y to i64
store i64 %tmp2, i64* %P
store i64 %tmp4, i64* %Q
%x = sub i64 %tmp2, %tmp4
%c = sub i64 %tmp2, %tmp4
%tmp137 = zext i1 %C to i64
%tmp138 = sub i64 %c, %tmp137
br label %T
T:
%G = phi i64 [%tmp138, %entry], [%tmp2, %Fal]
%F = zext i64 %G to i128
ret i128 %F
Fal:
br label %T
}