-; RUN: llvm-upgrade < %s | llvm-as | llc -march=arm
+; RUN: llc < %s -march=arm | FileCheck %s
-long %foo0(long %A, ulong %B) {
- %tmp = cast long %A to ulong ; <ulong> [#uses=1]
- %tmp2 = shr ulong %B, ubyte 1 ; <ulong> [#uses=1]
- %tmp3 = sub ulong %tmp, %tmp2 ; <ulong> [#uses=1]
- %tmp3 = cast ulong %tmp3 to long ; <long> [#uses=1]
- ret long %tmp3
+define i64 @f0(i64 %A, i64 %B) {
+; CHECK: f0
+; CHECK: lsrs r3, r3, #1
+; CHECK-NEXT: rrx r2, r2
+; CHECK-NEXT: subs r0, r0, r2
+; CHECK-NEXT: sbc r1, r1, r3
+ %tmp = bitcast i64 %A to i64
+ %tmp2 = lshr i64 %B, 1
+ %tmp3 = sub i64 %tmp, %tmp2
+ ret i64 %tmp3
}
+define i32 @f1(i64 %x, i64 %y) {
+; CHECK: f1
+; CHECK: lsl{{.*}}r2
+ %a = shl i64 %x, %y
+ %b = trunc i64 %a to i32
+ ret i32 %b
+}
+
+define i32 @f2(i64 %x, i64 %y) {
+; CHECK: f2
+; CHECK: lsr{{.*}}r2
+; CHECK-NEXT: rsb r3, r2, #32
+; CHECK-NEXT: sub r2, r2, #32
+; CHECK-NEXT: orr r0, r0, r1, lsl r3
+; CHECK-NEXT: cmp r2, #0
+; CHECK-NEXT: asrge r0, r1, r2
+ %a = ashr i64 %x, %y
+ %b = trunc i64 %a to i32
+ ret i32 %b
+}
+
+define i32 @f3(i64 %x, i64 %y) {
+; CHECK: f3
+; CHECK: lsr{{.*}}r2
+; CHECK-NEXT: rsb r3, r2, #32
+; CHECK-NEXT: sub r2, r2, #32
+; CHECK-NEXT: orr r0, r0, r1, lsl r3
+; CHECK-NEXT: cmp r2, #0
+; CHECK-NEXT: lsrge r0, r1, r2
+ %a = lshr i64 %x, %y
+ %b = trunc i64 %a to i32
+ ret i32 %b
+}