1 ; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py 2 ; RUN: llc < %s -mtriple=x86_64-apple-darwin -mcpu=knl | FileCheck %s 3 4 define <16 x i32> @select00(i32 %a, <16 x i32> %b) nounwind { 5 ; CHECK-LABEL: select00: 6 ; CHECK: ## BB#0: 7 ; CHECK-NEXT: vpxord %zmm1, %zmm1, %zmm1 8 ; CHECK-NEXT: cmpl $255, %edi 9 ; CHECK-NEXT: je LBB0_2 10 ; CHECK-NEXT: ## BB#1: 11 ; CHECK-NEXT: vmovaps %zmm0, %zmm1 12 ; CHECK-NEXT: LBB0_2: 13 ; CHECK-NEXT: vpxord %zmm1, %zmm0, %zmm0 14 ; CHECK-NEXT: retq 15 %cmpres = icmp eq i32 %a, 255 16 %selres = select i1 %cmpres, <16 x i32> zeroinitializer, <16 x i32> %b 17 %res = xor <16 x i32> %b, %selres 18 ret <16 x i32> %res 19 } 20 21 define <8 x i64> @select01(i32 %a, <8 x i64> %b) nounwind { 22 ; CHECK-LABEL: select01: 23 ; CHECK: ## BB#0: 24 ; CHECK-NEXT: vpxord %zmm1, %zmm1, %zmm1 25 ; CHECK-NEXT: cmpl $255, %edi 26 ; CHECK-NEXT: je LBB1_2 27 ; CHECK-NEXT: ## BB#1: 28 ; CHECK-NEXT: vmovaps %zmm0, %zmm1 29 ; CHECK-NEXT: LBB1_2: 30 ; CHECK-NEXT: vpxorq %zmm1, %zmm0, %zmm0 31 ; CHECK-NEXT: retq 32 %cmpres = icmp eq i32 %a, 255 33 %selres = select i1 %cmpres, <8 x i64> zeroinitializer, <8 x i64> %b 34 %res = xor <8 x i64> %b, %selres 35 ret <8 x i64> %res 36 } 37 38 define float @select02(float %a, float %b, float %c, float %eps) { 39 ; CHECK-LABEL: select02: 40 ; CHECK: ## BB#0: 41 ; CHECK-NEXT: vcmpless %xmm0, %xmm3, %k1 42 ; CHECK-NEXT: vmovss %xmm2, %xmm0, %xmm1 {%k1} 43 ; CHECK-NEXT: vmovaps %zmm1, %zmm0 44 ; CHECK-NEXT: retq 45 %cmp = fcmp oge float %a, %eps 46 %cond = select i1 %cmp, float %c, float %b 47 ret float %cond 48 } 49 50 define double @select03(double %a, double %b, double %c, double %eps) { 51 ; CHECK-LABEL: select03: 52 ; CHECK: ## BB#0: 53 ; CHECK-NEXT: vcmplesd %xmm0, %xmm3, %k1 54 ; CHECK-NEXT: vmovsd %xmm2, %xmm0, %xmm1 {%k1} 55 ; CHECK-NEXT: vmovaps %zmm1, %zmm0 56 ; CHECK-NEXT: retq 57 %cmp = fcmp oge double %a, %eps 58 %cond = select i1 %cmp, double %c, double %b 59 ret double %cond 60 } 61 62 define <16 x double> @select04(<16 x double> %a, <16 x double> %b) { 63 ; CHECK-LABEL: select04: 64 ; CHECK: ## BB#0: 65 ; CHECK-NEXT: vmovaps %zmm3, %zmm1 66 ; CHECK-NEXT: retq 67 %sel = select <16 x i1> <i1 true, i1 true, i1 true, i1 true, i1 true, i1 true, i1 true, i1 true, i1 false, i1 false, i1 false, i1 false, i1 false, i1 false, i1 false, i1 false>, <16 x double> %a, <16 x double> %b 68 ret <16 x double> %sel 69 } 70 71 define i8 @select05(i8 %a.0, i8 %m) { 72 ; CHECK-LABEL: select05: 73 ; CHECK: ## BB#0: 74 ; CHECK-NEXT: orl %esi, %edi 75 ; CHECK-NEXT: movl %edi, %eax 76 ; CHECK-NEXT: retq 77 %mask = bitcast i8 %m to <8 x i1> 78 %a = bitcast i8 %a.0 to <8 x i1> 79 %r = select <8 x i1> %mask, <8 x i1> <i1 -1, i1 -1, i1 -1, i1 -1, i1 -1, i1 -1, i1 -1, i1 -1>, <8 x i1> %a 80 %res = bitcast <8 x i1> %r to i8 81 ret i8 %res; 82 } 83 84 define i8 @select05_mem(<8 x i1>* %a.0, <8 x i1>* %m) { 85 ; CHECK-LABEL: select05_mem: 86 ; CHECK: ## BB#0: 87 ; CHECK-NEXT: movzbl (%rsi), %eax 88 ; CHECK-NEXT: kmovw %eax, %k0 89 ; CHECK-NEXT: movzbl (%rdi), %eax 90 ; CHECK-NEXT: kmovw %eax, %k1 91 ; CHECK-NEXT: korw %k1, %k0, %k0 92 ; CHECK-NEXT: kmovw %k0, %eax 93 ; CHECK-NEXT: ## kill: %AL<def> %AL<kill> %EAX<kill> 94 ; CHECK-NEXT: retq 95 %mask = load <8 x i1> , <8 x i1>* %m 96 %a = load <8 x i1> , <8 x i1>* %a.0 97 %r = select <8 x i1> %mask, <8 x i1> <i1 -1, i1 -1, i1 -1, i1 -1, i1 -1, i1 -1, i1 -1, i1 -1>, <8 x i1> %a 98 %res = bitcast <8 x i1> %r to i8 99 ret i8 %res; 100 } 101 102 define i8 @select06(i8 %a.0, i8 %m) { 103 ; CHECK-LABEL: select06: 104 ; CHECK: ## BB#0: 105 ; CHECK-NEXT: andl %esi, %edi 106 ; CHECK-NEXT: movl %edi, %eax 107 ; CHECK-NEXT: retq 108 %mask = bitcast i8 %m to <8 x i1> 109 %a = bitcast i8 %a.0 to <8 x i1> 110 %r = select <8 x i1> %mask, <8 x i1> %a, <8 x i1> zeroinitializer 111 %res = bitcast <8 x i1> %r to i8 112 ret i8 %res; 113 } 114 115 define i8 @select06_mem(<8 x i1>* %a.0, <8 x i1>* %m) { 116 ; CHECK-LABEL: select06_mem: 117 ; CHECK: ## BB#0: 118 ; CHECK-NEXT: movzbl (%rsi), %eax 119 ; CHECK-NEXT: kmovw %eax, %k0 120 ; CHECK-NEXT: movzbl (%rdi), %eax 121 ; CHECK-NEXT: kmovw %eax, %k1 122 ; CHECK-NEXT: kandw %k1, %k0, %k0 123 ; CHECK-NEXT: kmovw %k0, %eax 124 ; CHECK-NEXT: ## kill: %AL<def> %AL<kill> %EAX<kill> 125 ; CHECK-NEXT: retq 126 %mask = load <8 x i1> , <8 x i1>* %m 127 %a = load <8 x i1> , <8 x i1>* %a.0 128 %r = select <8 x i1> %mask, <8 x i1> %a, <8 x i1> zeroinitializer 129 %res = bitcast <8 x i1> %r to i8 130 ret i8 %res; 131 } 132 define i8 @select07(i8 %a.0, i8 %b.0, i8 %m) { 133 ; CHECK-LABEL: select07: 134 ; CHECK: ## BB#0: 135 ; CHECK-NEXT: kmovw %edx, %k0 136 ; CHECK-NEXT: kmovw %edi, %k1 137 ; CHECK-NEXT: kmovw %esi, %k2 138 ; CHECK-NEXT: kandw %k0, %k1, %k1 139 ; CHECK-NEXT: knotw %k0, %k0 140 ; CHECK-NEXT: kandw %k0, %k2, %k0 141 ; CHECK-NEXT: korw %k0, %k1, %k0 142 ; CHECK-NEXT: kmovw %k0, %eax 143 ; CHECK-NEXT: ## kill: %AL<def> %AL<kill> %EAX<kill> 144 ; CHECK-NEXT: retq 145 %mask = bitcast i8 %m to <8 x i1> 146 %a = bitcast i8 %a.0 to <8 x i1> 147 %b = bitcast i8 %b.0 to <8 x i1> 148 %r = select <8 x i1> %mask, <8 x i1> %a, <8 x i1> %b 149 %res = bitcast <8 x i1> %r to i8 150 ret i8 %res; 151 } 152
