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authorAkira Hatanaka <ahatanaka@mips.com>2011-12-02 22:31:36 +0000
committerAkira Hatanaka <ahatanaka@mips.com>2011-12-02 22:31:36 +0000
commit99f50fb3eec1f33b64ec7398ba0b11f413c48870 (patch)
tree054fc62c9e52df20fb4a684ea3db9e0363044c52 /test/CodeGen
parentfa341d919fbf204d2583d5064bd37c41cd0076bd (diff)
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Test cases for 64-bit multiplication and division.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@145717 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'test/CodeGen')
-rw-r--r--test/CodeGen/Mips/mips64muldiv.ll41
1 files changed, 41 insertions, 0 deletions
diff --git a/test/CodeGen/Mips/mips64muldiv.ll b/test/CodeGen/Mips/mips64muldiv.ll
new file mode 100644
index 0000000..a89d074
--- /dev/null
+++ b/test/CodeGen/Mips/mips64muldiv.ll
@@ -0,0 +1,41 @@
+; RUN: llc -march=mips64el -mcpu=mips64 < %s | FileCheck %s
+
+define i64 @m0(i64 %a0, i64 %a1) nounwind readnone {
+entry:
+; CHECK: dmult
+; CHECK: mflo
+ %mul = mul i64 %a1, %a0
+ ret i64 %mul
+}
+
+define i64 @d0(i64 %a0, i64 %a1) nounwind readnone {
+entry:
+; CHECK: ddivu
+; CHECK: mflo
+ %div = udiv i64 %a0, %a1
+ ret i64 %div
+}
+
+define i64 @d1(i64 %a0, i64 %a1) nounwind readnone {
+entry:
+; CHECK: ddiv
+; CHECK: mflo
+ %div = sdiv i64 %a0, %a1
+ ret i64 %div
+}
+
+define i64 @d2(i64 %a0, i64 %a1) nounwind readnone {
+entry:
+; CHECK: ddivu
+; CHECK: mfhi
+ %rem = urem i64 %a0, %a1
+ ret i64 %rem
+}
+
+define i64 @d3(i64 %a0, i64 %a1) nounwind readnone {
+entry:
+; CHECK: ddiv
+; CHECK: mfhi
+ %rem = srem i64 %a0, %a1
+ ret i64 %rem
+}