23 lines
1006 B
LLVM
23 lines
1006 B
LLVM
; RUN: llvm-as < %s | llc -march=arm -mattr=+v6
|
|
; RUN: llvm-as < %s | llc -march=arm -mattr=+v6 | \
|
|
; RUN: grep smmul | count 1
|
|
; RUN: llvm-as < %s | llc -march=arm | grep umull | count 1
|
|
|
|
define i32 @smulhi(i32 %x, i32 %y) {
|
|
%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
|
|
}
|
|
|
|
define i32 @umulhi(i32 %x, i32 %y) {
|
|
%tmp = zext i32 %x to i64 ; <i64> [#uses=1]
|
|
%tmp1 = zext 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.2 = trunc i64 %tmp3 to i32 ; <i32> [#uses=1]
|
|
ret i32 %tmp3.upgrd.2
|
|
}
|