diff options
Diffstat (limited to 'llvm/test/CodeGen/ARM/rev.ll')
| -rw-r--r-- | llvm/test/CodeGen/ARM/rev.ll | 30 |
1 files changed, 30 insertions, 0 deletions
diff --git a/llvm/test/CodeGen/ARM/rev.ll b/llvm/test/CodeGen/ARM/rev.ll new file mode 100644 index 00000000000..fba519de029 --- /dev/null +++ b/llvm/test/CodeGen/ARM/rev.ll @@ -0,0 +1,30 @@ +; RUN: llvm-upgrade < %s | llvm-as | llc -march=arm && +; RUN: llvm-upgrade < %s | llvm-as | llc -march=arm -mattr=+v6 | grep rev16 && +; RUN: llvm-upgrade < %s | llvm-as | llc -march=arm -mattr=+v6 | grep revsh + +int %test1(uint %X) { + %tmp1 = shr uint %X, ubyte 8 ; <uint> [#uses=1] + %tmp1 = cast uint %tmp1 to int ; <int> [#uses=2] + %X15 = cast uint %X to int ; <int> [#uses=1] + %tmp4 = shl int %X15, ubyte 8 ; <int> [#uses=2] + %tmp2 = and int %tmp1, 16711680 ; <int> [#uses=1] + %tmp5 = and int %tmp4, -16777216 ; <int> [#uses=1] + %tmp9 = and int %tmp1, 255 ; <int> [#uses=1] + %tmp13 = and int %tmp4, 65280 ; <int> [#uses=1] + %tmp6 = or int %tmp5, %tmp2 ; <int> [#uses=1] + %tmp10 = or int %tmp6, %tmp13 ; <int> [#uses=1] + %tmp14 = or int %tmp10, %tmp9 ; <int> [#uses=1] + ret int %tmp14 +} + +int %test2(uint %X) { ; revsh + %tmp1 = shr uint %X, ubyte 8 ; <uint> [#uses=1] + %tmp1 = cast uint %tmp1 to short ; <short> [#uses=1] + %tmp3 = cast uint %X to short ; <short> [#uses=1] + %tmp2 = and short %tmp1, 255 ; <short> [#uses=1] + %tmp4 = shl short %tmp3, ubyte 8 ; <short> [#uses=1] + %tmp5 = or short %tmp2, %tmp4 ; <short> [#uses=1] + %tmp5 = cast short %tmp5 to int ; <int> [#uses=1] + ret int %tmp5 +} + |
