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1; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py2; Coalescing from R32 to a subset R32_. Once another register coalescer bug is3; fixed, the movb should go away as well.4 5; RUN: llc < %s -mtriple=i686-- -relocation-model=static | FileCheck %s6 7@B = external dso_local global i32 ; <ptr> [#uses=2]8@C = external dso_local global ptr ; <ptr> [#uses=2]9 10define void @test(i32 %A) {11; CHECK-LABEL: test:12; CHECK: # %bb.0:13; CHECK-NEXT: movl {{[0-9]+}}(%esp), %eax14; CHECK-NEXT: movl %eax, %ecx15; CHECK-NEXT: andb $16, %cl16; CHECK-NEXT: shll %cl, B17; CHECK-NEXT: shrl $3, %eax18; CHECK-NEXT: addl %eax, C19; CHECK-NEXT: retl20 %A.upgrd.1 = trunc i32 %A to i8 ; <i8> [#uses=1]21 %tmp2 = load i32, ptr @B ; <i32> [#uses=1]22 %tmp3 = and i8 %A.upgrd.1, 16 ; <i8> [#uses=1]23 %shift.upgrd.2 = zext i8 %tmp3 to i32 ; <i32> [#uses=1]24 %tmp4 = shl i32 %tmp2, %shift.upgrd.2 ; <i32> [#uses=1]25 store i32 %tmp4, ptr @B26 %tmp6 = lshr i32 %A, 3 ; <i32> [#uses=1]27 %tmp = load ptr, ptr @C ; <ptr> [#uses=1]28 %tmp8 = ptrtoint ptr %tmp to i32 ; <i32> [#uses=1]29 %tmp9 = add i32 %tmp8, %tmp6 ; <i32> [#uses=1]30 %tmp9.upgrd.3 = inttoptr i32 %tmp9 to ptr ; <ptr> [#uses=1]31 store ptr %tmp9.upgrd.3, ptr @C32 ret void33}34 35