1; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py 2; RUN: llc < %s -mtriple=i686-pc-linux-gnu -mcpu=corei7 | FileCheck %s 3; RUN: llc < %s -mtriple=i686-pc-linux-gnu -mcpu=core-avx-i | FileCheck %s --check-prefix=AVX 4 5define <1 x float> @test1(<1 x double> %x) nounwind { 6; CHECK-LABEL: test1: 7; CHECK: # %bb.0: 8; CHECK-NEXT: pushl %eax 9; CHECK-NEXT: movsd {{.*#+}} xmm0 = mem[0],zero 10; CHECK-NEXT: cvtsd2ss %xmm0, %xmm0 11; CHECK-NEXT: movss %xmm0, (%esp) 12; CHECK-NEXT: flds (%esp) 13; CHECK-NEXT: popl %eax 14; CHECK-NEXT: retl 15; 16; AVX-LABEL: test1: 17; AVX: # %bb.0: 18; AVX-NEXT: pushl %eax 19; AVX-NEXT: vmovsd {{.*#+}} xmm0 = mem[0],zero 20; AVX-NEXT: vcvtsd2ss %xmm0, %xmm0, %xmm0 21; AVX-NEXT: vmovss %xmm0, (%esp) 22; AVX-NEXT: flds (%esp) 23; AVX-NEXT: popl %eax 24; AVX-NEXT: retl 25 %y = fptrunc <1 x double> %x to <1 x float> 26 ret <1 x float> %y 27} 28 29define <2 x float> @test2(<2 x double> %x) nounwind { 30; CHECK-LABEL: test2: 31; CHECK: # %bb.0: 32; CHECK-NEXT: cvtpd2ps %xmm0, %xmm0 33; CHECK-NEXT: retl 34; 35; AVX-LABEL: test2: 36; AVX: # %bb.0: 37; AVX-NEXT: vcvtpd2ps %xmm0, %xmm0 38; AVX-NEXT: retl 39 %y = fptrunc <2 x double> %x to <2 x float> 40 ret <2 x float> %y 41} 42 43define <4 x float> @test3(<4 x double> %x) nounwind { 44; CHECK-LABEL: test3: 45; CHECK: # %bb.0: 46; CHECK-NEXT: cvtpd2ps %xmm1, %xmm1 47; CHECK-NEXT: cvtpd2ps %xmm0, %xmm0 48; CHECK-NEXT: unpcklpd {{.*#+}} xmm0 = xmm0[0],xmm1[0] 49; CHECK-NEXT: retl 50; 51; AVX-LABEL: test3: 52; AVX: # %bb.0: 53; AVX-NEXT: vcvtpd2ps %ymm0, %xmm0 54; AVX-NEXT: vzeroupper 55; AVX-NEXT: retl 56 %y = fptrunc <4 x double> %x to <4 x float> 57 ret <4 x float> %y 58} 59 60define <8 x float> @test4(<8 x double> %x) nounwind { 61; CHECK-LABEL: test4: 62; CHECK: # %bb.0: 63; CHECK-NEXT: subl $12, %esp 64; CHECK-NEXT: cvtpd2ps %xmm1, %xmm1 65; CHECK-NEXT: cvtpd2ps %xmm0, %xmm0 66; CHECK-NEXT: unpcklpd {{.*#+}} xmm0 = xmm0[0],xmm1[0] 67; CHECK-NEXT: cvtpd2ps %xmm2, %xmm1 68; CHECK-NEXT: cvtpd2ps {{[0-9]+}}(%esp), %xmm2 69; CHECK-NEXT: unpcklpd {{.*#+}} xmm1 = xmm1[0],xmm2[0] 70; CHECK-NEXT: addl $12, %esp 71; CHECK-NEXT: retl 72; 73; AVX-LABEL: test4: 74; AVX: # %bb.0: 75; AVX-NEXT: vcvtpd2ps %ymm0, %xmm0 76; AVX-NEXT: vcvtpd2ps %ymm1, %xmm1 77; AVX-NEXT: vinsertf128 $1, %xmm1, %ymm0, %ymm0 78; AVX-NEXT: retl 79 %y = fptrunc <8 x double> %x to <8 x float> 80 ret <8 x float> %y 81} 82 83 84