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| author | Venkatraman Govindaraju <venkatra@cs.wisc.edu> | 2013-12-08 22:06:07 +0000 |
|---|---|---|
| committer | Venkatraman Govindaraju <venkatra@cs.wisc.edu> | 2013-12-08 22:06:07 +0000 |
| commit | e0dc4428015c76f907b0f68b15256738741a6d13 (patch) | |
| tree | 15651b1c1ba655b624df70f27c11e8d1b02a8554 /test/CodeGen/SPARC | |
| parent | 81860460283c15df3bf492e51c1b4e1b34b08592 (diff) | |
| download | llvm-e0dc4428015c76f907b0f68b15256738741a6d13.tar.gz llvm-e0dc4428015c76f907b0f68b15256738741a6d13.tar.bz2 llvm-e0dc4428015c76f907b0f68b15256738741a6d13.tar.xz | |
[SparcV9]: Expand MULHU/MULHS:i64 and UMUL_LOHI/SMUL_LOHI:i64 on sparcv9.
This fixes PR18150.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@196735 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'test/CodeGen/SPARC')
| -rw-r--r-- | test/CodeGen/SPARC/rem.ll | 16 |
1 files changed, 16 insertions, 0 deletions
diff --git a/test/CodeGen/SPARC/rem.ll b/test/CodeGen/SPARC/rem.ll index 71f62e4fc1..abef1fc112 100644 --- a/test/CodeGen/SPARC/rem.ll +++ b/test/CodeGen/SPARC/rem.ll @@ -21,3 +21,19 @@ define i64 @test2(i64 %X, i64 %Y) { %tmp1 = urem i64 %X, %Y ret i64 %tmp1 } + +; PR18150 +; CHECK-LABEL: test3 +; CHECK: sethi 2545, [[R0:%[gilo][0-7]]] +; CHECK: or [[R0]], 379, [[R1:%[gilo][0-7]]] +; CHECK: mulx %o0, [[R1]], [[R2:%[gilo][0-7]]] +; CHECK: udivx [[R2]], 1021, [[R3:%[gilo][0-7]]] +; CHECK: mulx [[R3]], 1021, [[R4:%[gilo][0-7]]] +; CHECK: sub [[R2]], [[R4]], %o0 + +define i64 @test3(i64 %b) { +entry: + %mul = mul i64 %b, 2606459 + %rem = urem i64 %mul, 1021 + ret i64 %rem +} |