File: thumb2-mov2.ll

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; RUN: llvm-as < %s | llc -march=thumb -mattr=+thumb2 | grep movt | grep #1234
; RUN: llvm-as < %s | llc -march=thumb -mattr=+thumb2 | grep movt | grep #1234
; RUN: llvm-as < %s | llc -march=thumb -mattr=+thumb2 | grep movt | grep #1234
; RUN: llvm-as < %s | llc -march=thumb -mattr=+thumb2 | grep movt | grep #1234
; RUN: llvm-as < %s | llc -march=thumb -mattr=+thumb2 | grep mov  | grep movt

define i32 @t2MOVTi16_ok_1(i32 %a) {
    %1 = and i32 %a, 65535
    %2 = shl i32 1234, 16
    %3 = or  i32 %1, %2

    ret i32 %3
}

define i32 @t2MOVTi16_test_1(i32 %a) {
    %1 = shl i32  255,   8
    %2 = shl i32 1234,   8
    %3 = or  i32   %1, 255  ; This give us 0xFFFF in %3
    %4 = shl i32   %2,   8  ; This gives us (1234 << 16) in %4
    %5 = and i32   %a,  %3
    %6 = or  i32   %4,  %5

    ret i32 %6
}

define i32 @t2MOVTi16_test_2(i32 %a) {
    %1 = shl i32  255,   8
    %2 = shl i32 1234,   8
    %3 = or  i32   %1, 255  ; This give us 0xFFFF in %3
    %4 = shl i32   %2,   6
    %5 = and i32   %a,  %3
    %6 = shl i32   %4,   2  ; This gives us (1234 << 16) in %6
    %7 = or  i32   %5,  %6

    ret i32 %7
}

define i32 @t2MOVTi16_test_3(i32 %a) {
    %1 = shl i32  255,   8
    %2 = shl i32 1234,   8
    %3 = or  i32   %1, 255  ; This give us 0xFFFF in %3
    %4 = shl i32   %2,   6
    %5 = and i32   %a,  %3
    %6 = shl i32   %4,   2  ; This gives us (1234 << 16) in %6
    %7 = lshr i32  %6,   6
    %8 = shl i32   %7,   6
    %9 = or  i32   %5,  %8

    ret i32 %9
}

define i32 @t2MOVTi16_test_nomatch_1(i32 %a) {
    %1 = shl i32  255,   8
    %2 = shl i32 1234,   8
    %3 = or  i32   %1, 255  ; This give us 0xFFFF in %3
    %4 = shl i32   %2,   6
    %5 = and i32   %a,  %3
    %6 = shl i32   %4,   2  ; This gives us (1234 << 16) in %6
    %7 = lshr i32  %6,   3
    %8 = or  i32   %5,  %7

    ret i32 %8
}