llvm-project/llvm/test/Assembler/2007-02-01-UpgradeShift.ll

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710 B
LLVM

; Test that upgrading shift instructions and constant expressions works
; correctly.
; RUN: llvm-upgrade < %s | grep {ashr i32 .X, 2}
; RUN: llvm-upgrade < %s | grep {lshr i32 .X, 2}
; RUN: llvm-upgrade < %s | grep {shl i32 .X, 2}
; RUN: llvm-upgrade < %s | grep {ashr i32 .X, 6}
; RUN: llvm-upgrade < %s | grep {lshr i32 .X, 1}
; RUN: llvm-upgrade < %s | grep {shl i32 .X, 1}
void %test(int %X) {
%A = ashr int %X, ubyte 2
%B = lshr int %X, ubyte 2
%C = shl int %X, ubyte 2
%D = ashr int %X, ubyte trunc ( int shl (int 3, ubyte 1) to ubyte )
%E = lshr int %X, ubyte trunc ( int ashr (int 3, ubyte 1) to ubyte )
%F = shl int %X, ubyte trunc ( int lshr (int 3, ubyte 1) to ubyte )
ret void
}