| ; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py |
| ; RUN: llc < %s -mtriple=i686-unknown -mattr=+sse2 | FileCheck %s --check-prefix=X32 |
| ; RUN: llc < %s -mtriple=x86_64-unknown -mattr=+sse2 | FileCheck %s --check-prefix=X64 |
| |
| ; Verify that we don't fail when shift by zero is encountered. |
| |
| define i64 @test1(<2 x i64> %a) { |
| ; X32-LABEL: test1: |
| ; X32: # %bb.0: # %entry |
| ; X32-NEXT: movdqa %xmm0, %xmm1 |
| ; X32-NEXT: psllq $2, %xmm1 |
| ; X32-NEXT: movsd {{.*#+}} xmm1 = xmm0[0],xmm1[1] |
| ; X32-NEXT: pshufd {{.*#+}} xmm1 = xmm1[1,1,2,3] |
| ; X32-NEXT: movd %xmm1, %edx |
| ; X32-NEXT: movd %xmm0, %eax |
| ; X32-NEXT: retl |
| ; |
| ; X64-LABEL: test1: |
| ; X64: # %bb.0: # %entry |
| ; X64-NEXT: movq %xmm0, %rax |
| ; X64-NEXT: retq |
| entry: |
| %c = shl <2 x i64> %a, <i64 0, i64 2> |
| %d = extractelement <2 x i64> %c, i32 0 |
| ret i64 %d |
| } |