1 ; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py 2 ; RUN: llc < %s -mtriple=i686-unknown -mattr=+sse2 | FileCheck %s --check-prefix=X32 3 ; RUN: llc < %s -mtriple=x86_64-unknown -mattr=+sse2 | FileCheck %s --check-prefix=X64 4 5 ; Verify that we don't fail when shift by zero is encountered. 6 7 define i64 @test1(<2 x i64> %a) { 8 ; X32-LABEL: test1: 9 ; X32: # BB#0: # %entry 10 ; X32-NEXT: movdqa %xmm0, %xmm1 11 ; X32-NEXT: psllq $2, %xmm1 12 ; X32-NEXT: movsd {{.*#+}} xmm1 = xmm0[0],xmm1[1] 13 ; X32-NEXT: movd %xmm1, %eax 14 ; X32-NEXT: pshufd {{.*#+}} xmm0 = xmm1[1,1,2,3] 15 ; X32-NEXT: movd %xmm0, %edx 16 ; X32-NEXT: retl 17 ; 18 ; X64-LABEL: test1: 19 ; X64: # BB#0: # %entry 20 ; X64-NEXT: movdqa %xmm0, %xmm1 21 ; X64-NEXT: psllq $2, %xmm1 22 ; X64-NEXT: movsd {{.*#+}} xmm1 = xmm0[0],xmm1[1] 23 ; X64-NEXT: movd %xmm1, %rax 24 ; X64-NEXT: retq 25 entry: 26 %c = shl <2 x i64> %a, <i64 0, i64 2> 27 %d = extractelement <2 x i64> %c, i32 0 28 ret i64 %d 29 } 30
