1; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py 2; RUN: llc < %s -mtriple=x86_64-unknown-unknown -O0 | FileCheck %s 3 4@b = external dso_local global i64, align 8 5 6define void @foo(i1 %c, <2 x i64> %x) { 7; CHECK-LABEL: foo: 8; CHECK: # %bb.0: # %entry 9; CHECK-NEXT: movb %dil, %al 10; CHECK-NEXT: movb %al, {{[-0-9]+}}(%r{{[sb]}}p) # 1-byte Spill 11; CHECK-NEXT: movq %xmm0, %rax 12; CHECK-NEXT: pshufd {{.*#+}} xmm0 = xmm0[2,3,2,3] 13; CHECK-NEXT: movq %xmm0, %rax 14; CHECK-NEXT: movq %rax, {{[-0-9]+}}(%r{{[sb]}}p) # 8-byte Spill 15; CHECK-NEXT: .LBB0_1: # %for.body 16; CHECK-NEXT: # =>This Inner Loop Header: Depth=1 17; CHECK-NEXT: movb {{[-0-9]+}}(%r{{[sb]}}p), %al # 1-byte Reload 18; CHECK-NEXT: testb $1, %al 19; CHECK-NEXT: jne .LBB0_1 20; CHECK-NEXT: jmp .LBB0_2 21; CHECK-NEXT: .LBB0_2: # %for.end 22; CHECK-NEXT: movq {{[-0-9]+}}(%r{{[sb]}}p), %rax # 8-byte Reload 23; CHECK-NEXT: movq %rax, b 24; CHECK-NEXT: retq 25entry: 26 %0 = bitcast <2 x i64> %x to i128 27 br label %for.body 28 29for.body: ; preds = %for.body, %entry 30 br i1 %c, label %for.body, label %for.end 31 32for.end: ; preds = %for.body 33 %1 = lshr i128 %0, 64 34 %2 = trunc i128 %1 to i64 35 store i64 %2, i64* @b, align 8 36 ret void 37} 38