1; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py 2; RUN: llc < %s -mtriple=x86_64-unknown-linux-gnu | FileCheck %s 3 4; The and in the test below discards half the bits from vector icmp result. 5; We use a testb after a pmovmskb to examine only 8 bits. 6 7define i32 @foo(<4 x float> %arg) { 8; CHECK-LABEL: foo: 9; CHECK: # %bb.0: # %bb 10; CHECK-NEXT: movaps {{.*#+}} xmm1 = [1.00000005E-3,1.00000005E-3,1.00000005E-3,1.00000005E-3] 11; CHECK-NEXT: cmpltps %xmm0, %xmm1 12; CHECK-NEXT: pmovmskb %xmm1, %ecx 13; CHECK-NEXT: xorl %eax, %eax 14; CHECK-NEXT: testb %cl, %cl 15; CHECK-NEXT: sete %al 16; CHECK-NEXT: retq 17bb: 18 %tmp = fcmp ogt <4 x float> %arg, <float 0x3F50624DE0000000, float 0x3F50624DE0000000, float 0x3F50624DE0000000, float 0x3F50624DE0000000> 19 %tmp1 = sext <4 x i1> %tmp to <4 x i32> 20 %tmp2 = bitcast <4 x i32> %tmp1 to <16 x i8> 21 %tmp3 = icmp slt <16 x i8> %tmp2, zeroinitializer 22 %tmp4 = bitcast <16 x i1> %tmp3 to i16 23 %tmp5 = and i16 %tmp4, 255 24 %tmp6 = icmp eq i16 %tmp5, 0 25 %tmp7 = zext i1 %tmp6 to i32 26 ret i32 %tmp7 27} 28