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Diffstat (limited to 'test/CodeGen/ARM/smul.ll')
| -rw-r--r-- | test/CodeGen/ARM/smul.ll | 36 |
1 files changed, 36 insertions, 0 deletions
diff --git a/test/CodeGen/ARM/smul.ll b/test/CodeGen/ARM/smul.ll new file mode 100644 index 0000000000000..7a4e4887cc7b6 --- /dev/null +++ b/test/CodeGen/ARM/smul.ll @@ -0,0 +1,36 @@ +; RUN: llvm-as < %s | llc -march=arm +; RUN: llvm-as < %s | llc -march=arm -mattr=+v5TE +; RUN: llvm-as < %s | llc -march=arm -mattr=+v5TE | \ +; RUN: grep smulbt | count 1 +; RUN: llvm-as < %s | llc -march=arm -mattr=+v5TE | \ +; RUN: grep smultt | count 1 +; RUN: llvm-as < %s | llc -march=arm -mattr=+v5TE | \ +; RUN: grep smlabt | count 1 + +@x = weak global i16 0 ; <i16*> [#uses=1] +@y = weak global i16 0 ; <i16*> [#uses=0] + +define i32 @f1(i32 %y) { + %tmp = load i16* @x ; <i16> [#uses=1] + %tmp1 = add i16 %tmp, 2 ; <i16> [#uses=1] + %tmp2 = sext i16 %tmp1 to i32 ; <i32> [#uses=1] + %tmp3 = ashr i32 %y, 16 ; <i32> [#uses=1] + %tmp4 = mul i32 %tmp2, %tmp3 ; <i32> [#uses=1] + ret i32 %tmp4 +} + +define i32 @f2(i32 %x, i32 %y) { + %tmp1 = ashr i32 %x, 16 ; <i32> [#uses=1] + %tmp3 = ashr i32 %y, 16 ; <i32> [#uses=1] + %tmp4 = mul i32 %tmp3, %tmp1 ; <i32> [#uses=1] + ret i32 %tmp4 +} + +define i32 @f3(i32 %a, i16 %x, i32 %y) { + %tmp = sext i16 %x to i32 ; <i32> [#uses=1] + %tmp2 = ashr i32 %y, 16 ; <i32> [#uses=1] + %tmp3 = mul i32 %tmp2, %tmp ; <i32> [#uses=1] + %tmp5 = add i32 %tmp3, %a ; <i32> [#uses=1] + ret i32 %tmp5 +} + |