1 ; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py 2 ; RUN: llc < %s -mtriple=i686-unknown -mattr=+sse4.2 | FileCheck %s --check-prefix=X32 3 ; RUN: llc < %s -mtriple=x86_64-unknown -mattr=+sse4.2 | FileCheck %s --check-prefix=X64 4 5 define float @extractFloat1() nounwind { 6 ; X32-LABEL: extractFloat1: 7 ; X32: # %bb.0: # %entry 8 ; X32-NEXT: fld1 9 ; X32-NEXT: retl 10 ; 11 ; X64-LABEL: extractFloat1: 12 ; X64: # %bb.0: # %entry 13 ; X64-NEXT: movss {{.*#+}} xmm0 = mem[0],zero,zero,zero 14 ; X64-NEXT: retq 15 entry: 16 %tmp0 = bitcast <1 x double> <double 0x000000003F800000> to <2 x float> 17 %tmp1 = extractelement <2 x float> %tmp0, i32 0 18 ret float %tmp1 19 } 20 21 define float @extractFloat2() nounwind { 22 ; X32-LABEL: extractFloat2: 23 ; X32: # %bb.0: # %entry 24 ; X32-NEXT: fldz 25 ; X32-NEXT: retl 26 ; 27 ; X64-LABEL: extractFloat2: 28 ; X64: # %bb.0: # %entry 29 ; X64-NEXT: xorps %xmm0, %xmm0 30 ; X64-NEXT: retq 31 entry: 32 %tmp4 = bitcast <1 x double> <double 0x000000003F800000> to <2 x float> 33 %tmp5 = extractelement <2 x float> %tmp4, i32 1 34 ret float %tmp5 35 } 36 37 define i32 @extractInt2() nounwind { 38 ; X32-LABEL: extractInt2: 39 ; X32: # %bb.0: # %entry 40 ; X32-NEXT: xorl %eax, %eax 41 ; X32-NEXT: retl 42 ; 43 ; X64-LABEL: extractInt2: 44 ; X64: # %bb.0: # %entry 45 ; X64-NEXT: xorl %eax, %eax 46 ; X64-NEXT: retq 47 entry: 48 %tmp4 = bitcast <1 x i64> <i64 256> to <2 x i32> 49 %tmp5 = extractelement <2 x i32> %tmp4, i32 1 50 ret i32 %tmp5 51 } 52 53
