1; RUN: llc < %s | grep abort | count 1 2; Calls to abort should all be merged 3 4; ModuleID = '5898899.c' 5target datalayout = "e-p:64:64:64-i1:8:8-i8:8:8-i16:16:16-i32:32:32-i64:64:64-f32:32:32-f64:64:64-v64:64:64-v128:128:128-a0:0:64-s0:64:64-f80:128:128" 6target triple = "x86_64-apple-darwin8" 7 %struct.BoundaryAlignment = type { [3 x i8], i8, i16, i16, i8, [2 x i8] } 8 9define void @passing2(i64 %str.0, i64 %str.1, i16 signext %s, i32 %j, i8 signext %c, i16 signext %t, i16 signext %u, i8 signext %d) nounwind optsize { 10entry: 11 %str_addr = alloca %struct.BoundaryAlignment ; <%struct.BoundaryAlignment*> [#uses=7] 12 %s_addr = alloca i16 ; <i16*> [#uses=1] 13 %j_addr = alloca i32 ; <i32*> [#uses=2] 14 %c_addr = alloca i8 ; <i8*> [#uses=2] 15 %t_addr = alloca i16 ; <i16*> [#uses=2] 16 %u_addr = alloca i16 ; <i16*> [#uses=2] 17 %d_addr = alloca i8 ; <i8*> [#uses=2] 18 %"alloca point" = bitcast i32 0 to i32 ; <i32> [#uses=0] 19 %tmp = bitcast %struct.BoundaryAlignment* %str_addr to { i64, i64 }* ; <{ i64, i64 }*> [#uses=1] 20 %tmp1 = getelementptr { i64, i64 }* %tmp, i32 0, i32 0 ; <i64*> [#uses=1] 21 store i64 %str.0, i64* %tmp1 22 %tmp2 = bitcast %struct.BoundaryAlignment* %str_addr to { i64, i64 }* ; <{ i64, i64 }*> [#uses=1] 23 %tmp3 = getelementptr { i64, i64 }* %tmp2, i32 0, i32 1 ; <i64*> [#uses=1] 24 %bc = bitcast i64* %tmp3 to i8* ; <i8*> [#uses=2] 25 %byte = trunc i64 %str.1 to i8 ; <i8> [#uses=1] 26 store i8 %byte, i8* %bc 27 %shft = lshr i64 %str.1, 8 ; <i64> [#uses=2] 28 %Loc = getelementptr i8* %bc, i32 1 ; <i8*> [#uses=2] 29 %byte4 = trunc i64 %shft to i8 ; <i8> [#uses=1] 30 store i8 %byte4, i8* %Loc 31 %shft5 = lshr i64 %shft, 8 ; <i64> [#uses=2] 32 %Loc6 = getelementptr i8* %Loc, i32 1 ; <i8*> [#uses=2] 33 %byte7 = trunc i64 %shft5 to i8 ; <i8> [#uses=1] 34 store i8 %byte7, i8* %Loc6 35 %shft8 = lshr i64 %shft5, 8 ; <i64> [#uses=2] 36 %Loc9 = getelementptr i8* %Loc6, i32 1 ; <i8*> [#uses=2] 37 %byte10 = trunc i64 %shft8 to i8 ; <i8> [#uses=1] 38 store i8 %byte10, i8* %Loc9 39 %shft11 = lshr i64 %shft8, 8 ; <i64> [#uses=0] 40 %Loc12 = getelementptr i8* %Loc9, i32 1 ; <i8*> [#uses=0] 41 store i16 %s, i16* %s_addr 42 store i32 %j, i32* %j_addr 43 store i8 %c, i8* %c_addr 44 store i16 %t, i16* %t_addr 45 store i16 %u, i16* %u_addr 46 store i8 %d, i8* %d_addr 47 %tmp13 = getelementptr %struct.BoundaryAlignment* %str_addr, i32 0, i32 0 ; <[3 x i8]*> [#uses=1] 48 %tmp1314 = bitcast [3 x i8]* %tmp13 to i32* ; <i32*> [#uses=1] 49 %tmp15 = load i32* %tmp1314, align 4 ; <i32> [#uses=1] 50 %tmp16 = shl i32 %tmp15, 14 ; <i32> [#uses=1] 51 %tmp17 = ashr i32 %tmp16, 23 ; <i32> [#uses=1] 52 %tmp1718 = trunc i32 %tmp17 to i16 ; <i16> [#uses=1] 53 %sextl = shl i16 %tmp1718, 7 ; <i16> [#uses=1] 54 %sextr = ashr i16 %sextl, 7 ; <i16> [#uses=2] 55 %sextl19 = shl i16 %sextr, 7 ; <i16> [#uses=1] 56 %sextr20 = ashr i16 %sextl19, 7 ; <i16> [#uses=0] 57 %sextl21 = shl i16 %sextr, 7 ; <i16> [#uses=1] 58 %sextr22 = ashr i16 %sextl21, 7 ; <i16> [#uses=1] 59 %sextr2223 = sext i16 %sextr22 to i32 ; <i32> [#uses=1] 60 %tmp24 = load i32* %j_addr, align 4 ; <i32> [#uses=1] 61 %tmp25 = icmp ne i32 %sextr2223, %tmp24 ; <i1> [#uses=1] 62 %tmp2526 = zext i1 %tmp25 to i8 ; <i8> [#uses=1] 63 %toBool = icmp ne i8 %tmp2526, 0 ; <i1> [#uses=1] 64 br i1 %toBool, label %bb, label %bb27 65 66bb: ; preds = %entry 67 call void (...)* @abort( ) noreturn nounwind 68 unreachable 69 70bb27: ; preds = %entry 71 %tmp28 = getelementptr %struct.BoundaryAlignment* %str_addr, i32 0, i32 1 ; <i8*> [#uses=1] 72 %tmp29 = load i8* %tmp28, align 4 ; <i8> [#uses=1] 73 %tmp30 = load i8* %c_addr, align 1 ; <i8> [#uses=1] 74 %tmp31 = icmp ne i8 %tmp29, %tmp30 ; <i1> [#uses=1] 75 %tmp3132 = zext i1 %tmp31 to i8 ; <i8> [#uses=1] 76 %toBool33 = icmp ne i8 %tmp3132, 0 ; <i1> [#uses=1] 77 br i1 %toBool33, label %bb34, label %bb35 78 79bb34: ; preds = %bb27 80 call void (...)* @abort( ) noreturn nounwind 81 unreachable 82 83bb35: ; preds = %bb27 84 %tmp36 = getelementptr %struct.BoundaryAlignment* %str_addr, i32 0, i32 2 ; <i16*> [#uses=1] 85 %tmp37 = load i16* %tmp36, align 4 ; <i16> [#uses=1] 86 %tmp38 = shl i16 %tmp37, 7 ; <i16> [#uses=1] 87 %tmp39 = ashr i16 %tmp38, 7 ; <i16> [#uses=1] 88 %sextl40 = shl i16 %tmp39, 7 ; <i16> [#uses=1] 89 %sextr41 = ashr i16 %sextl40, 7 ; <i16> [#uses=2] 90 %sextl42 = shl i16 %sextr41, 7 ; <i16> [#uses=1] 91 %sextr43 = ashr i16 %sextl42, 7 ; <i16> [#uses=0] 92 %sextl44 = shl i16 %sextr41, 7 ; <i16> [#uses=1] 93 %sextr45 = ashr i16 %sextl44, 7 ; <i16> [#uses=1] 94 %tmp46 = load i16* %t_addr, align 2 ; <i16> [#uses=1] 95 %tmp47 = icmp ne i16 %sextr45, %tmp46 ; <i1> [#uses=1] 96 %tmp4748 = zext i1 %tmp47 to i8 ; <i8> [#uses=1] 97 %toBool49 = icmp ne i8 %tmp4748, 0 ; <i1> [#uses=1] 98 br i1 %toBool49, label %bb50, label %bb51 99 100bb50: ; preds = %bb35 101 call void (...)* @abort( ) noreturn nounwind 102 unreachable 103 104bb51: ; preds = %bb35 105 %tmp52 = getelementptr %struct.BoundaryAlignment* %str_addr, i32 0, i32 3 ; <i16*> [#uses=1] 106 %tmp53 = load i16* %tmp52, align 4 ; <i16> [#uses=1] 107 %tmp54 = shl i16 %tmp53, 7 ; <i16> [#uses=1] 108 %tmp55 = ashr i16 %tmp54, 7 ; <i16> [#uses=1] 109 %sextl56 = shl i16 %tmp55, 7 ; <i16> [#uses=1] 110 %sextr57 = ashr i16 %sextl56, 7 ; <i16> [#uses=2] 111 %sextl58 = shl i16 %sextr57, 7 ; <i16> [#uses=1] 112 %sextr59 = ashr i16 %sextl58, 7 ; <i16> [#uses=0] 113 %sextl60 = shl i16 %sextr57, 7 ; <i16> [#uses=1] 114 %sextr61 = ashr i16 %sextl60, 7 ; <i16> [#uses=1] 115 %tmp62 = load i16* %u_addr, align 2 ; <i16> [#uses=1] 116 %tmp63 = icmp ne i16 %sextr61, %tmp62 ; <i1> [#uses=1] 117 %tmp6364 = zext i1 %tmp63 to i8 ; <i8> [#uses=1] 118 %toBool65 = icmp ne i8 %tmp6364, 0 ; <i1> [#uses=1] 119 br i1 %toBool65, label %bb66, label %bb67 120 121bb66: ; preds = %bb51 122 call void (...)* @abort( ) noreturn nounwind 123 unreachable 124 125bb67: ; preds = %bb51 126 %tmp68 = getelementptr %struct.BoundaryAlignment* %str_addr, i32 0, i32 4 ; <i8*> [#uses=1] 127 %tmp69 = load i8* %tmp68, align 4 ; <i8> [#uses=1] 128 %tmp70 = load i8* %d_addr, align 1 ; <i8> [#uses=1] 129 %tmp71 = icmp ne i8 %tmp69, %tmp70 ; <i1> [#uses=1] 130 %tmp7172 = zext i1 %tmp71 to i8 ; <i8> [#uses=1] 131 %toBool73 = icmp ne i8 %tmp7172, 0 ; <i1> [#uses=1] 132 br i1 %toBool73, label %bb74, label %bb75 133 134bb74: ; preds = %bb67 135 call void (...)* @abort( ) noreturn nounwind 136 unreachable 137 138bb75: ; preds = %bb67 139 br label %return 140 141return: ; preds = %bb75 142 ret void 143} 144 145declare void @abort(...) noreturn nounwind 146