-; RUN: llvm-upgrade < %s | llvm-as | llc -march=arm -mattr=+v6
-; RUN: llvm-upgrade < %s | llvm-as | llc -march=arm -mattr=+v6 | \
-; RUN: grep smmul | wc -l | grep 1
-; RUN: llvm-upgrade < %s | llvm-as | llc -march=arm | grep umull | wc -l | grep 1
-
-int %smulhi(int %x, int %y) {
- %tmp = cast int %x to ulong ; <ulong> [#uses=1]
- %tmp1 = cast int %y to ulong ; <ulong> [#uses=1]
- %tmp2 = mul ulong %tmp1, %tmp ; <ulong> [#uses=1]
- %tmp3 = shr ulong %tmp2, ubyte 32 ; <ulong> [#uses=1]
- %tmp3 = cast ulong %tmp3 to int ; <int> [#uses=1]
- ret int %tmp3
+; RUN: llc -mtriple=arm-eabi -mattr=+v6 %s -o - | FileCheck %s -check-prefix=V6
+; RUN: llc -mtriple=arm-eabi %s -o - | FileCheck %s -check-prefix=V4
+; RUN: llc -mtriple=thumb-eabi -mcpu=cortex-m3 %s -o - | FileCheck %s -check-prefix=M3
+
+define i32 @smulhi(i32 %x, i32 %y) nounwind {
+; V6-LABEL: smulhi:
+; V6: smmul
+
+; V4-LABEL: smulhi:
+; V4: smull
+
+; M3-LABEL: smulhi:
+; M3: smull
+ %tmp = sext i32 %x to i64 ; <i64> [#uses=1]
+ %tmp1 = sext i32 %y to i64 ; <i64> [#uses=1]
+ %tmp2 = mul i64 %tmp1, %tmp ; <i64> [#uses=1]
+ %tmp3 = lshr i64 %tmp2, 32 ; <i64> [#uses=1]
+ %tmp3.upgrd.1 = trunc i64 %tmp3 to i32 ; <i32> [#uses=1]
+ ret i32 %tmp3.upgrd.1