1; XFAIL: * 2; RUN: llc < %s -mtriple=x86_64-unknown-linux-gnu > %t 3; RUN: not grep xor %t 4; RUN: not grep movap %t 5; RUN: grep {\\.quad.*0} %t 6 7; Remat should be able to fold the zero constant into the div instructions 8; as a constant-pool load. 9 10define void @foo(double* nocapture %x, double* nocapture %y) nounwind { 11entry: 12 %tmp1 = load double* %x ; <double> [#uses=1] 13 %arrayidx4 = getelementptr inbounds double* %x, i64 1 ; <double*> [#uses=1] 14 %tmp5 = load double* %arrayidx4 ; <double> [#uses=1] 15 %arrayidx8 = getelementptr inbounds double* %x, i64 2 ; <double*> [#uses=1] 16 %tmp9 = load double* %arrayidx8 ; <double> [#uses=1] 17 %arrayidx12 = getelementptr inbounds double* %x, i64 3 ; <double*> [#uses=1] 18 %tmp13 = load double* %arrayidx12 ; <double> [#uses=1] 19 %arrayidx16 = getelementptr inbounds double* %x, i64 4 ; <double*> [#uses=1] 20 %tmp17 = load double* %arrayidx16 ; <double> [#uses=1] 21 %arrayidx20 = getelementptr inbounds double* %x, i64 5 ; <double*> [#uses=1] 22 %tmp21 = load double* %arrayidx20 ; <double> [#uses=1] 23 %arrayidx24 = getelementptr inbounds double* %x, i64 6 ; <double*> [#uses=1] 24 %tmp25 = load double* %arrayidx24 ; <double> [#uses=1] 25 %arrayidx28 = getelementptr inbounds double* %x, i64 7 ; <double*> [#uses=1] 26 %tmp29 = load double* %arrayidx28 ; <double> [#uses=1] 27 %arrayidx32 = getelementptr inbounds double* %x, i64 8 ; <double*> [#uses=1] 28 %tmp33 = load double* %arrayidx32 ; <double> [#uses=1] 29 %arrayidx36 = getelementptr inbounds double* %x, i64 9 ; <double*> [#uses=1] 30 %tmp37 = load double* %arrayidx36 ; <double> [#uses=1] 31 %arrayidx40 = getelementptr inbounds double* %x, i64 10 ; <double*> [#uses=1] 32 %tmp41 = load double* %arrayidx40 ; <double> [#uses=1] 33 %arrayidx44 = getelementptr inbounds double* %x, i64 11 ; <double*> [#uses=1] 34 %tmp45 = load double* %arrayidx44 ; <double> [#uses=1] 35 %arrayidx48 = getelementptr inbounds double* %x, i64 12 ; <double*> [#uses=1] 36 %tmp49 = load double* %arrayidx48 ; <double> [#uses=1] 37 %arrayidx52 = getelementptr inbounds double* %x, i64 13 ; <double*> [#uses=1] 38 %tmp53 = load double* %arrayidx52 ; <double> [#uses=1] 39 %arrayidx56 = getelementptr inbounds double* %x, i64 14 ; <double*> [#uses=1] 40 %tmp57 = load double* %arrayidx56 ; <double> [#uses=1] 41 %arrayidx60 = getelementptr inbounds double* %x, i64 15 ; <double*> [#uses=1] 42 %tmp61 = load double* %arrayidx60 ; <double> [#uses=1] 43 %arrayidx64 = getelementptr inbounds double* %x, i64 16 ; <double*> [#uses=1] 44 %tmp65 = load double* %arrayidx64 ; <double> [#uses=1] 45 %div = fdiv double %tmp1, 0.000000e+00 ; <double> [#uses=1] 46 store double %div, double* %y 47 %div70 = fdiv double %tmp5, 2.000000e-01 ; <double> [#uses=1] 48 %arrayidx72 = getelementptr inbounds double* %y, i64 1 ; <double*> [#uses=1] 49 store double %div70, double* %arrayidx72 50 %div74 = fdiv double %tmp9, 2.000000e-01 ; <double> [#uses=1] 51 %arrayidx76 = getelementptr inbounds double* %y, i64 2 ; <double*> [#uses=1] 52 store double %div74, double* %arrayidx76 53 %div78 = fdiv double %tmp13, 2.000000e-01 ; <double> [#uses=1] 54 %arrayidx80 = getelementptr inbounds double* %y, i64 3 ; <double*> [#uses=1] 55 store double %div78, double* %arrayidx80 56 %div82 = fdiv double %tmp17, 2.000000e-01 ; <double> [#uses=1] 57 %arrayidx84 = getelementptr inbounds double* %y, i64 4 ; <double*> [#uses=1] 58 store double %div82, double* %arrayidx84 59 %div86 = fdiv double %tmp21, 2.000000e-01 ; <double> [#uses=1] 60 %arrayidx88 = getelementptr inbounds double* %y, i64 5 ; <double*> [#uses=1] 61 store double %div86, double* %arrayidx88 62 %div90 = fdiv double %tmp25, 2.000000e-01 ; <double> [#uses=1] 63 %arrayidx92 = getelementptr inbounds double* %y, i64 6 ; <double*> [#uses=1] 64 store double %div90, double* %arrayidx92 65 %div94 = fdiv double %tmp29, 2.000000e-01 ; <double> [#uses=1] 66 %arrayidx96 = getelementptr inbounds double* %y, i64 7 ; <double*> [#uses=1] 67 store double %div94, double* %arrayidx96 68 %div98 = fdiv double %tmp33, 2.000000e-01 ; <double> [#uses=1] 69 %arrayidx100 = getelementptr inbounds double* %y, i64 8 ; <double*> [#uses=1] 70 store double %div98, double* %arrayidx100 71 %div102 = fdiv double %tmp37, 2.000000e-01 ; <double> [#uses=1] 72 %arrayidx104 = getelementptr inbounds double* %y, i64 9 ; <double*> [#uses=1] 73 store double %div102, double* %arrayidx104 74 %div106 = fdiv double %tmp41, 2.000000e-01 ; <double> [#uses=1] 75 %arrayidx108 = getelementptr inbounds double* %y, i64 10 ; <double*> [#uses=1] 76 store double %div106, double* %arrayidx108 77 %div110 = fdiv double %tmp45, 2.000000e-01 ; <double> [#uses=1] 78 %arrayidx112 = getelementptr inbounds double* %y, i64 11 ; <double*> [#uses=1] 79 store double %div110, double* %arrayidx112 80 %div114 = fdiv double %tmp49, 2.000000e-01 ; <double> [#uses=1] 81 %arrayidx116 = getelementptr inbounds double* %y, i64 12 ; <double*> [#uses=1] 82 store double %div114, double* %arrayidx116 83 %div118 = fdiv double %tmp53, 2.000000e-01 ; <double> [#uses=1] 84 %arrayidx120 = getelementptr inbounds double* %y, i64 13 ; <double*> [#uses=1] 85 store double %div118, double* %arrayidx120 86 %div122 = fdiv double %tmp57, 2.000000e-01 ; <double> [#uses=1] 87 %arrayidx124 = getelementptr inbounds double* %y, i64 14 ; <double*> [#uses=1] 88 store double %div122, double* %arrayidx124 89 %div126 = fdiv double %tmp61, 2.000000e-01 ; <double> [#uses=1] 90 %arrayidx128 = getelementptr inbounds double* %y, i64 15 ; <double*> [#uses=1] 91 store double %div126, double* %arrayidx128 92 %div130 = fdiv double %tmp65, 0.000000e+00 ; <double> [#uses=1] 93 %arrayidx132 = getelementptr inbounds double* %y, i64 16 ; <double*> [#uses=1] 94 store double %div130, double* %arrayidx132 95 ret void 96} 97