It's not necessary to do rounding for alloca operations when the requested
alignment is equal to the stack alignment.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@40004 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/test/CodeGen/ARM/long.ll b/test/CodeGen/ARM/long.ll
new file mode 100644
index 0000000..54da192
--- /dev/null
+++ b/test/CodeGen/ARM/long.ll
@@ -0,0 +1,86 @@
+; RUN: llvm-upgrade < %s | llvm-as | llc -march=arm | \
+; RUN: grep -- {-2147483648} | wc -l | grep 3
+; RUN: llvm-upgrade < %s | llvm-as | llc -march=arm | grep mvn | wc -l | grep 3
+; RUN: llvm-upgrade < %s | llvm-as | llc -march=arm | grep adds | wc -l | grep 1
+; RUN: llvm-upgrade < %s | llvm-as | llc -march=arm | grep adc | wc -l | grep 1
+; RUN: llvm-upgrade < %s | llvm-as | llc -march=arm | grep {subs } | wc -l | grep 1
+; RUN: llvm-upgrade < %s | llvm-as | llc -march=arm | grep sbc | wc -l | grep 1
+; RUN: llvm-upgrade < %s | llvm-as | llc -march=arm | \
+; RUN: grep smull | wc -l | grep 1
+; RUN: llvm-upgrade < %s | llvm-as | llc -march=arm | \
+; RUN: grep umull | wc -l | grep 1
+; RUN: llvm-upgrade < %s | llvm-as | llc -march=thumb | \
+; RUN: grep mvn | wc -l | grep 1
+; RUN: llvm-upgrade < %s | llvm-as | llc -march=thumb | \
+; RUN: grep adc | wc -l | grep 1
+; RUN: llvm-upgrade < %s | llvm-as | llc -march=thumb | \
+; RUN: grep sbc | wc -l | grep 1
+; RUN: llvm-upgrade < %s | llvm-as | llc -march=thumb | grep __muldi3
+; END.
+
+long %f1() {
+entry:
+ ret long 0
+}
+
+long %f2() {
+entry:
+ ret long 1
+}
+
+long %f3() {
+entry:
+ ret long 2147483647
+}
+
+long %f4() {
+entry:
+ ret long 2147483648
+}
+
+long %f5() {
+entry:
+ ret long 9223372036854775807
+}
+
+ulong %f6(ulong %x, ulong %y) {
+entry:
+ %tmp1 = add ulong %y, 1
+ ret ulong %tmp1
+}
+
+void %f7() {
+entry:
+ %tmp = call long %f8()
+ ret void
+}
+declare long %f8()
+
+long %f9(long %a, long %b) {
+entry:
+ %tmp = sub long %a, %b
+ ret long %tmp
+}
+
+long %f(int %a, int %b) {
+entry:
+ %tmp = cast int %a to long
+ %tmp1 = cast int %b to long
+ %tmp2 = mul long %tmp1, %tmp
+ ret long %tmp2
+}
+
+ulong %g(uint %a, uint %b) {
+entry:
+ %tmp = cast uint %a to ulong
+ %tmp1 = cast uint %b to ulong
+ %tmp2 = mul ulong %tmp1, %tmp
+ ret ulong %tmp2
+}
+
+ulong %f10() {
+entry:
+ %a = alloca ulong, align 8
+ %retval = load ulong* %a
+ ret ulong %retval
+}