1 ; RUN: llc < %s -march=mipsel -mcpu=mips32 | FileCheck %s -check-prefix=ALL -check-prefix=FCC -check-prefix=32-FCC 2 ; RUN: llc < %s -march=mipsel -mcpu=mips32r2 | FileCheck %s -check-prefix=ALL -check-prefix=FCC -check-prefix=32-FCC 3 ; RUN: llc < %s -march=mipsel -mcpu=mips32r6 | FileCheck %s -check-prefix=ALL -check-prefix=GPR -check-prefix=32-GPR 4 ; RUN: llc < %s -march=mips64el -mcpu=mips64 | FileCheck %s -check-prefix=ALL -check-prefix=FCC -check-prefix=64-FCC 5 ; RUN: llc < %s -march=mips64el -mcpu=mips64r2 | FileCheck %s -check-prefix=ALL -check-prefix=FCC -check-prefix=64-FCC 6 ; RUN: llc < %s -march=mips64el -mcpu=mips64r6 | FileCheck %s -check-prefix=ALL -check-prefix=GPR -check-prefix=64-GPR 7 8 define void @func0(float %f2, float %f3) nounwind { 9 entry: 10 ; ALL-LABEL: func0: 11 12 ; 32-FCC: c.eq.s $f12, $f14 13 ; 64-FCC: c.eq.s $f12, $f13 14 ; FCC: bc1f $BB0_2 15 16 ; 32-GPR: cmp.eq.s $[[FGRCC:f[0-9]+]], $f12, $f14 17 ; 64-GPR: cmp.eq.s $[[FGRCC:f[0-9]+]], $f12, $f13 18 ; GPR: mfc1 $[[GPRCC:[0-9]+]], $[[FGRCC:f[0-9]+]] 19 ; FIXME: We ought to be able to transform not+bnez -> beqz 20 ; GPR: not $[[GPRCC]], $[[GPRCC]] 21 ; GPR: bnez $[[GPRCC]], $BB0_2 22 23 %cmp = fcmp oeq float %f2, %f3 24 br i1 %cmp, label %if.then, label %if.else 25 26 if.then: ; preds = %entry 27 tail call void (...) @g0() nounwind 28 br label %if.end 29 30 if.else: ; preds = %entry 31 tail call void (...) @g1() nounwind 32 br label %if.end 33 34 if.end: ; preds = %if.else, %if.then 35 ret void 36 } 37 38 declare void @g0(...) 39 40 declare void @g1(...) 41 42 define void @func1(float %f2, float %f3) nounwind { 43 entry: 44 ; ALL-LABEL: func1: 45 46 ; 32-FCC: c.olt.s $f12, $f14 47 ; 64-FCC: c.olt.s $f12, $f13 48 ; FCC: bc1f $BB1_2 49 50 ; 32-GPR: cmp.ule.s $[[FGRCC:f[0-9]+]], $f14, $f12 51 ; 64-GPR: cmp.ule.s $[[FGRCC:f[0-9]+]], $f13, $f12 52 ; GPR: mfc1 $[[GPRCC:[0-9]+]], $[[FGRCC:f[0-9]+]] 53 ; GPR-NOT: not $[[GPRCC]], $[[GPRCC]] 54 ; GPR: bnez $[[GPRCC]], $BB1_2 55 56 %cmp = fcmp olt float %f2, %f3 57 br i1 %cmp, label %if.then, label %if.else 58 59 if.then: ; preds = %entry 60 tail call void (...) @g0() nounwind 61 br label %if.end 62 63 if.else: ; preds = %entry 64 tail call void (...) @g1() nounwind 65 br label %if.end 66 67 if.end: ; preds = %if.else, %if.then 68 ret void 69 } 70 71 define void @func2(float %f2, float %f3) nounwind { 72 entry: 73 ; ALL-LABEL: func2: 74 75 ; 32-FCC: c.ole.s $f12, $f14 76 ; 64-FCC: c.ole.s $f12, $f13 77 ; FCC: bc1t $BB2_2 78 79 ; 32-GPR: cmp.ult.s $[[FGRCC:f[0-9]+]], $f14, $f12 80 ; 64-GPR: cmp.ult.s $[[FGRCC:f[0-9]+]], $f13, $f12 81 ; GPR: mfc1 $[[GPRCC:[0-9]+]], $[[FGRCC:f[0-9]+]] 82 ; GPR-NOT: not $[[GPRCC]], $[[GPRCC]] 83 ; GPR: beqz $[[GPRCC]], $BB2_2 84 85 %cmp = fcmp ugt float %f2, %f3 86 br i1 %cmp, label %if.else, label %if.then 87 88 if.then: ; preds = %entry 89 tail call void (...) @g0() nounwind 90 br label %if.end 91 92 if.else: ; preds = %entry 93 tail call void (...) @g1() nounwind 94 br label %if.end 95 96 if.end: ; preds = %if.else, %if.then 97 ret void 98 } 99 100 define void @func3(double %f2, double %f3) nounwind { 101 entry: 102 ; ALL-LABEL: func3: 103 104 ; 32-FCC: c.eq.d $f12, $f14 105 ; 64-FCC: c.eq.d $f12, $f13 106 ; FCC: bc1f $BB3_2 107 108 ; 32-GPR: cmp.eq.d $[[FGRCC:f[0-9]+]], $f12, $f14 109 ; 64-GPR: cmp.eq.d $[[FGRCC:f[0-9]+]], $f12, $f13 110 ; GPR: mfc1 $[[GPRCC:[0-9]+]], $[[FGRCC:f[0-9]+]] 111 ; FIXME: We ought to be able to transform not+bnez -> beqz 112 ; GPR: not $[[GPRCC]], $[[GPRCC]] 113 ; GPR: bnez $[[GPRCC]], $BB3_2 114 115 %cmp = fcmp oeq double %f2, %f3 116 br i1 %cmp, label %if.then, label %if.else 117 118 if.then: ; preds = %entry 119 tail call void (...) @g0() nounwind 120 br label %if.end 121 122 if.else: ; preds = %entry 123 tail call void (...) @g1() nounwind 124 br label %if.end 125 126 if.end: ; preds = %if.else, %if.then 127 ret void 128 } 129 130 define void @func4(double %f2, double %f3) nounwind { 131 entry: 132 ; ALL-LABEL: func4: 133 134 ; 32-FCC: c.olt.d $f12, $f14 135 ; 64-FCC: c.olt.d $f12, $f13 136 ; FCC: bc1f $BB4_2 137 138 ; 32-GPR: cmp.ule.d $[[FGRCC:f[0-9]+]], $f14, $f12 139 ; 64-GPR: cmp.ule.d $[[FGRCC:f[0-9]+]], $f13, $f12 140 ; GPR: mfc1 $[[GPRCC:[0-9]+]], $[[FGRCC:f[0-9]+]] 141 ; GPR-NOT: not $[[GPRCC]], $[[GPRCC]] 142 ; GPR: bnez $[[GPRCC]], $BB4_2 143 144 %cmp = fcmp olt double %f2, %f3 145 br i1 %cmp, label %if.then, label %if.else 146 147 if.then: ; preds = %entry 148 tail call void (...) @g0() nounwind 149 br label %if.end 150 151 if.else: ; preds = %entry 152 tail call void (...) @g1() nounwind 153 br label %if.end 154 155 if.end: ; preds = %if.else, %if.then 156 ret void 157 } 158 159 define void @func5(double %f2, double %f3) nounwind { 160 entry: 161 ; ALL-LABEL: func5: 162 163 ; 32-FCC: c.ole.d $f12, $f14 164 ; 64-FCC: c.ole.d $f12, $f13 165 ; FCC: bc1t $BB5_2 166 167 ; 32-GPR: cmp.ult.d $[[FGRCC:f[0-9]+]], $f14, $f12 168 ; 64-GPR: cmp.ult.d $[[FGRCC:f[0-9]+]], $f13, $f12 169 ; GPR: mfc1 $[[GPRCC:[0-9]+]], $[[FGRCC:f[0-9]+]] 170 ; GPR-NOT: not $[[GPRCC]], $[[GPRCC]] 171 ; GPR: beqz $[[GPRCC]], $BB5_2 172 173 %cmp = fcmp ugt double %f2, %f3 174 br i1 %cmp, label %if.else, label %if.then 175 176 if.then: ; preds = %entry 177 tail call void (...) @g0() nounwind 178 br label %if.end 179 180 if.else: ; preds = %entry 181 tail call void (...) @g1() nounwind 182 br label %if.end 183 184 if.end: ; preds = %if.else, %if.then 185 ret void 186 } 187
