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-rw-r--r--test/CodeGen/X86/sdiv-exact.ll18
1 files changed, 18 insertions, 0 deletions
diff --git a/test/CodeGen/X86/sdiv-exact.ll b/test/CodeGen/X86/sdiv-exact.ll
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+++ b/test/CodeGen/X86/sdiv-exact.ll
@@ -0,0 +1,18 @@
+; RUN: llc -march=x86 < %s | FileCheck %s
+
+define i32 @test1(i32 %x) {
+ %div = sdiv exact i32 %x, 25
+ ret i32 %div
+; CHECK: test1:
+; CHECK: imull $-1030792151, 4(%esp)
+; CHECK-NEXT: ret
+}
+
+define i32 @test2(i32 %x) {
+ %div = sdiv exact i32 %x, 24
+ ret i32 %div
+; CHECK: test2:
+; CHECK: sarl $3
+; CHECK-NEXT: imull $-1431655765
+; CHECK-NEXT: ret
+}