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      1 ; RUN: llc -mtriple=thumb-eabi -mcpu=arm1156t2-s -mattr=+thumb2,+t2xtpk,+t2dsp %s -o - |  FileCheck %s
      2 
      3 @x = weak global i16 0          ; <i16*> [#uses=1]
      4 @y = weak global i16 0          ; <i16*> [#uses=0]
      5 
      6 define i32 @f1(i32 %y) {
      7 ; CHECK: f1
      8 ; CHECK: smulbt r0, r1, r0
      9         %tmp = load i16, i16* @x             ; <i16> [#uses=1]
     10         %tmp1 = add i16 %tmp, 2         ; <i16> [#uses=1]
     11         %tmp2 = sext i16 %tmp1 to i32           ; <i32> [#uses=1]
     12         %tmp3 = ashr i32 %y, 16         ; <i32> [#uses=1]
     13         %tmp4 = mul i32 %tmp2, %tmp3            ; <i32> [#uses=1]
     14         ret i32 %tmp4
     15 }
     16 
     17 define i32 @f2(i32 %x, i32 %y) {
     18 ; CHECK: f2
     19 ; CHECK: smultt r0, r1, r0
     20         %tmp1 = ashr i32 %x, 16         ; <i32> [#uses=1]
     21         %tmp3 = ashr i32 %y, 16         ; <i32> [#uses=1]
     22         %tmp4 = mul i32 %tmp3, %tmp1            ; <i32> [#uses=1]
     23         ret i32 %tmp4
     24 }
     25