| ; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py |
| ; RUN: llc < %s -mtriple=x86_64-unknown-unknown -O0 | FileCheck %s |
| |
| @b = external global i64, align 8 |
| |
| define void @foo(i1 %c, <2 x i64> %x) { |
| ; CHECK-LABEL: foo: |
| ; CHECK: # %bb.0: # %entry |
| ; CHECK-NEXT: # kill: def $dil killed $dil killed $edi |
| ; CHECK-NEXT: movq %xmm0, %rax |
| ; CHECK-NEXT: pshufd {{.*#+}} xmm0 = xmm0[2,3,0,1] |
| ; CHECK-NEXT: movq %xmm0, %rcx |
| ; CHECK-NEXT: movb %dil, {{[-0-9]+}}(%r{{[sb]}}p) # 1-byte Spill |
| ; CHECK-NEXT: movq %rcx, {{[-0-9]+}}(%r{{[sb]}}p) # 8-byte Spill |
| ; CHECK-NEXT: .LBB0_1: # %for.body |
| ; CHECK-NEXT: # =>This Inner Loop Header: Depth=1 |
| ; CHECK-NEXT: movb {{[-0-9]+}}(%r{{[sb]}}p), %al # 1-byte Reload |
| ; CHECK-NEXT: testb $1, %al |
| ; CHECK-NEXT: jne .LBB0_1 |
| ; CHECK-NEXT: jmp .LBB0_2 |
| ; CHECK-NEXT: .LBB0_2: # %for.end |
| ; CHECK-NEXT: movq {{[-0-9]+}}(%r{{[sb]}}p), %rax # 8-byte Reload |
| ; CHECK-NEXT: movq %rax, b |
| ; CHECK-NEXT: retq |
| entry: |
| %0 = bitcast <2 x i64> %x to i128 |
| br label %for.body |
| |
| for.body: ; preds = %for.body, %entry |
| br i1 %c, label %for.body, label %for.end |
| |
| for.end: ; preds = %for.body |
| %1 = lshr i128 %0, 64 |
| %2 = trunc i128 %1 to i64 |
| store i64 %2, i64* @b, align 8 |
| ret void |
| } |