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      1 ; RUN: llc < %s -march=ppc32 -no-integrated-as -verify-machineinstrs | FileCheck %s
      2 
      3 ; CHECK-NOT: mr
      4 define i32 @test(i32 %Y, i32 %X) {
      5 entry:
      6         %tmp = tail call i32 asm "foo $0", "=r"( )              ; <i32> [#uses=1]
      7         ret i32 %tmp
      8 }
      9 
     10 define i32 @test2(i32 %Y, i32 %X) {
     11 entry:
     12         %tmp1 = tail call i32 asm "foo $0, $1", "=r,r"( i32 %X )                ; <i32> [#uses=1]
     13         ret i32 %tmp1
     14 }
     15 
     16 ; CHECK: test3
     17 define i32 @test3(i32 %Y, i32 %X) {
     18 entry:
     19         %tmp1 = tail call { i32, i32, i32, i32, i32, i32, i32, i32, i32, i32, i32, i32, i32, i32, i32, i32, i32, i32, i32, i32 } asm sideeffect "foo $0, $1", "=r,=r,=r,=r,=r,=r,=r,=r,=r,=r,=r,=r,=r,=r,=r,=r,=r,=r,=r,=r,0,1,2,3,4,5,6,7,8,9,10,11,12,13,14,15,16,17,18,19"( i32 %X, i32 %Y, i32 %X, i32 %Y, i32 %X, i32 %Y, i32 %X, i32 %Y, i32 %X, i32 %Y, i32 %X, i32 %Y, i32 %X, i32 %Y, i32 %X, i32 %Y, i32 %X, i32 %Y, i32 %X, i32 %Y )                ; <i32> [#uses=1]
     20        ret i32 1
     21 }
     22