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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 | 72cc248524da87d20830f6ddaa3c90788bb2ae7e (patch) | |
| tree | 1555db28bc74fe3877e58eeb9d703aa4e5bb44e0 /llvm/test/CodeGen/SPARC | |
| parent | 75e225318fc419a26c36fd24562cfa322b3efcf6 (diff) | |
| download | bcm5719-llvm-72cc248524da87d20830f6ddaa3c90788bb2ae7e.tar.gz bcm5719-llvm-72cc248524da87d20830f6ddaa3c90788bb2ae7e.zip | |
[SparcV9]: Expand MULHU/MULHS:i64 and UMUL_LOHI/SMUL_LOHI:i64 on sparcv9.
This fixes PR18150.
llvm-svn: 196735
Diffstat (limited to 'llvm/test/CodeGen/SPARC')
| -rw-r--r-- | llvm/test/CodeGen/SPARC/rem.ll | 16 |
1 files changed, 16 insertions, 0 deletions
diff --git a/llvm/test/CodeGen/SPARC/rem.ll b/llvm/test/CodeGen/SPARC/rem.ll index 71f62e4fc1c..abef1fc112b 100644 --- a/llvm/test/CodeGen/SPARC/rem.ll +++ b/llvm/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 +} |
