llvm/test/CodeGen/ARM/mulhi.ll
2007-08-15 13:36:28 +00:00

24 lines
1.0 KiB
LLVM

; 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 | count 1
; RUN: llvm-upgrade < %s | llvm-as | llc -march=arm | grep umull | count 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
}
int %umulhi(uint %x, uint %y) {
%tmp = cast uint %x to ulong ; <ulong> [#uses=1]
%tmp1 = cast uint %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
}