Patch for integer multiply, signed/unsigned, long/long long.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@165322 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/test/CodeGen/Mips/mul.ll b/test/CodeGen/Mips/mul.ll
new file mode 100644
index 0000000..4ce801b
--- /dev/null
+++ b/test/CodeGen/Mips/mul.ll
@@ -0,0 +1,17 @@
+; RUN: llc -march=mipsel -mcpu=mips16 -relocation-model=pic -O3 < %s | FileCheck %s -check-prefix=16
+
+@iiii = global i32 5, align 4
+@jjjj = global i32 -6, align 4
+@kkkk = common global i32 0, align 4
+
+define void @test() nounwind {
+entry:
+ %0 = load i32* @iiii, align 4
+ %1 = load i32* @jjjj, align 4
+ %mul = mul nsw i32 %1, %0
+; 16: mult ${{[0-9]+}}, ${{[0-9]+}}
+; 16: mflo ${{[0-9]+}}
+
+ store i32 %mul, i32* @kkkk, align 4
+ ret void
+}
diff --git a/test/CodeGen/Mips/mulll.ll b/test/CodeGen/Mips/mulll.ll
new file mode 100644
index 0000000..e37b919
--- /dev/null
+++ b/test/CodeGen/Mips/mulll.ll
@@ -0,0 +1,21 @@
+; RUN: llc -march=mipsel -mcpu=mips16 -relocation-model=pic -O3 < %s | FileCheck %s -check-prefix=16
+
+@iiii = global i64 5, align 8
+@jjjj = global i64 -6, align 8
+@kkkk = common global i64 0, align 8
+
+define void @test() nounwind {
+entry:
+ %0 = load i64* @iiii, align 8
+ %1 = load i64* @jjjj, align 8
+ %mul = mul nsw i64 %1, %0
+ store i64 %mul, i64* @kkkk, align 8
+; 16: multu ${{[0-9]+}}, ${{[0-9]+}}
+; 16: mfhi ${{[0-9]+}}
+; 16: mult ${{[0-9]+}}, ${{[0-9]+}}
+; 16: mflo ${{[0-9]+}}
+; 16: mult ${{[0-9]+}}, ${{[0-9]+}}
+; 16: mflo ${{[0-9]+}}
+
+ ret void
+}
diff --git a/test/CodeGen/Mips/mulull.ll b/test/CodeGen/Mips/mulull.ll
new file mode 100644
index 0000000..4d23c69
--- /dev/null
+++ b/test/CodeGen/Mips/mulull.ll
@@ -0,0 +1,21 @@
+; RUN: llc -march=mipsel -mcpu=mips16 -relocation-model=pic -O3 < %s | FileCheck %s -check-prefix=16
+
+@iiii = global i64 5, align 8
+@jjjj = global i64 6, align 8
+@kkkk = common global i64 0, align 8
+@.str = private unnamed_addr constant [20 x i8] c"%lld * %lld = %lld\0A\00", align 1
+
+define void @test() nounwind {
+entry:
+ %0 = load i64* @iiii, align 8
+ %1 = load i64* @jjjj, align 8
+ %mul = mul nsw i64 %1, %0
+ store i64 %mul, i64* @kkkk, align 8
+; 16: multu ${{[0-9]+}}, ${{[0-9]+}}
+; 16: mfhi ${{[0-9]+}}
+; 16: mult ${{[0-9]+}}, ${{[0-9]+}}
+; 16: mflo ${{[0-9]+}}
+; 16: mult ${{[0-9]+}}, ${{[0-9]+}}
+; 16: mflo ${{[0-9]+}}
+ ret void
+}