mirror of
https://github.com/RPCS3/llvm-mirror.git
synced 2024-10-31 07:52:55 +01:00
37 lines
1.2 KiB
LLVM
37 lines
1.2 KiB
LLVM
; RUN: llc < %s -march=arm -mcpu=generic
|
|
; RUN: llc < %s -march=arm -mcpu=cortex-a8 | FileCheck %s
|
|
|
|
@x = weak global i16 0 ; <i16*> [#uses=1]
|
|
@y = weak global i16 0 ; <i16*> [#uses=0]
|
|
|
|
define i32 @f1(i32 %y) {
|
|
; CHECK: f1
|
|
; CHECK: smulbt
|
|
%tmp = load i16* @x ; <i16> [#uses=1]
|
|
%tmp1 = add i16 %tmp, 2 ; <i16> [#uses=1]
|
|
%tmp2 = sext i16 %tmp1 to i32 ; <i32> [#uses=1]
|
|
%tmp3 = ashr i32 %y, 16 ; <i32> [#uses=1]
|
|
%tmp4 = mul i32 %tmp2, %tmp3 ; <i32> [#uses=1]
|
|
ret i32 %tmp4
|
|
}
|
|
|
|
define i32 @f2(i32 %x, i32 %y) {
|
|
; CHECK: f2
|
|
; CHECK: smultt
|
|
%tmp1 = ashr i32 %x, 16 ; <i32> [#uses=1]
|
|
%tmp3 = ashr i32 %y, 16 ; <i32> [#uses=1]
|
|
%tmp4 = mul i32 %tmp3, %tmp1 ; <i32> [#uses=1]
|
|
ret i32 %tmp4
|
|
}
|
|
|
|
define i32 @f3(i32 %a, i16 %x, i32 %y) {
|
|
; CHECK: f3
|
|
; CHECK: smlabt
|
|
%tmp = sext i16 %x to i32 ; <i32> [#uses=1]
|
|
%tmp2 = ashr i32 %y, 16 ; <i32> [#uses=1]
|
|
%tmp3 = mul i32 %tmp2, %tmp ; <i32> [#uses=1]
|
|
%tmp5 = add i32 %tmp3, %a ; <i32> [#uses=1]
|
|
ret i32 %tmp5
|
|
}
|
|
|