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author | rdivacky <rdivacky@FreeBSD.org> | 2009-10-14 17:57:32 +0000 |
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committer | rdivacky <rdivacky@FreeBSD.org> | 2009-10-14 17:57:32 +0000 |
commit | cd749a9c07f1de2fb8affde90537efa4bc3e7c54 (patch) | |
tree | b21f6de4e08b89bb7931806bab798fc2a5e3a686 /test/CodeGen/Thumb2/thumb2-mulhi.ll | |
parent | 72621d11de5b873f1695f391eb95f0b336c3d2d4 (diff) | |
download | FreeBSD-src-cd749a9c07f1de2fb8affde90537efa4bc3e7c54.zip FreeBSD-src-cd749a9c07f1de2fb8affde90537efa4bc3e7c54.tar.gz |
Update llvm to r84119.
Diffstat (limited to 'test/CodeGen/Thumb2/thumb2-mulhi.ll')
-rw-r--r-- | test/CodeGen/Thumb2/thumb2-mulhi.ll | 20 |
1 files changed, 20 insertions, 0 deletions
diff --git a/test/CodeGen/Thumb2/thumb2-mulhi.ll b/test/CodeGen/Thumb2/thumb2-mulhi.ll new file mode 100644 index 0000000..5d47770 --- /dev/null +++ b/test/CodeGen/Thumb2/thumb2-mulhi.ll @@ -0,0 +1,20 @@ +; RUN: llc < %s -march=thumb -mattr=+thumb2 | grep smmul | count 1 +; RUN: llc < %s -march=thumb -mattr=+thumb2 | grep umull | count 1 + +define i32 @smulhi(i32 %x, i32 %y) { + %tmp = sext i32 %x to i64 ; <i64> [#uses=1] + %tmp1 = sext i32 %y to i64 ; <i64> [#uses=1] + %tmp2 = mul i64 %tmp1, %tmp ; <i64> [#uses=1] + %tmp3 = lshr i64 %tmp2, 32 ; <i64> [#uses=1] + %tmp3.upgrd.1 = trunc i64 %tmp3 to i32 ; <i32> [#uses=1] + ret i32 %tmp3.upgrd.1 +} + +define i32 @umulhi(i32 %x, i32 %y) { + %tmp = zext i32 %x to i64 ; <i64> [#uses=1] + %tmp1 = zext i32 %y to i64 ; <i64> [#uses=1] + %tmp2 = mul i64 %tmp1, %tmp ; <i64> [#uses=1] + %tmp3 = lshr i64 %tmp2, 32 ; <i64> [#uses=1] + %tmp3.upgrd.2 = trunc i64 %tmp3 to i32 ; <i32> [#uses=1] + ret i32 %tmp3.upgrd.2 +} |