; LLVM IR from T-Troll/alienfx-tools :: alienfx-gui/kiss_fft/tools (kiss_fastfir)

; Unoptimized IR (clang -disable-llvm-passes):
target datalayout = "e-m:e-p270:32:32-p271:32:32-p272:64:64-i64:64-i128:128-f80:128-n8:16:32:64-S128"
target triple = "x86_64-unknown-linux-gnu"

%struct.kiss_fastfir_state = type { i32, i64, ptr, ptr, ptr, ptr, i64, ptr }
%struct.kiss_fft_cpx = type { float, float }

; Function Attrs: nounwind uwtable
define dso_local ptr @kiss_fastfir_alloc(ptr noundef %0, i64 noundef %1, ptr noundef %2, ptr noundef %3, ptr noundef %4) #0 {
  %6 = alloca ptr, align 8
  %7 = alloca ptr, align 8
  %8 = alloca i64, align 8
  %9 = alloca ptr, align 8
  %10 = alloca ptr, align 8
  %11 = alloca ptr, align 8
  %12 = alloca ptr, align 8
  %13 = alloca i64, align 8
  %14 = alloca i64, align 8
  %15 = alloca i64, align 8
  %16 = alloca ptr, align 8
  %17 = alloca i64, align 8
  %18 = alloca i32, align 4
  %19 = alloca float, align 4
  %20 = alloca i32, align 4
  %21 = alloca i32, align 4
  store ptr %0, ptr %7, align 8, !tbaa !5
  store i64 %1, ptr %8, align 8, !tbaa !9
  store ptr %2, ptr %9, align 8, !tbaa !5
  store ptr %3, ptr %10, align 8, !tbaa !5
  store ptr %4, ptr %11, align 8, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 8, ptr %12) #6
  store ptr null, ptr %12, align 8, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 8, ptr %13) #6
  call void @llvm.lifetime.start.p0(i64 8, ptr %14) #6
  call void @llvm.lifetime.start.p0(i64 8, ptr %15) #6
  store i64 64, ptr %15, align 8, !tbaa !9
  call void @llvm.lifetime.start.p0(i64 8, ptr %16) #6
  call void @llvm.lifetime.start.p0(i64 8, ptr %17) #6
  call void @llvm.lifetime.start.p0(i64 4, ptr %18) #6
  store i32 0, ptr %18, align 4, !tbaa !11
  call void @llvm.lifetime.start.p0(i64 4, ptr %19) #6
  call void @llvm.lifetime.start.p0(i64 4, ptr %20) #6
  %22 = load ptr, ptr %9, align 8, !tbaa !5
  %23 = icmp ne ptr %22, null
  br i1 %23, label %24, label %28

24:                                               ; preds = %5
  %25 = load ptr, ptr %9, align 8, !tbaa !5
  %26 = load i64, ptr %25, align 8, !tbaa !9
  %27 = trunc i64 %26 to i32
  store i32 %27, ptr %18, align 4, !tbaa !11
  br label %28

28:                                               ; preds = %24, %5
  %29 = load i32, ptr %18, align 4, !tbaa !11
  %30 = icmp sle i32 %29, 0
  br i1 %30, label %31, label %46

31:                                               ; preds = %28
  %32 = load i64, ptr %8, align 8, !tbaa !9
  %33 = sub i64 %32, 1
  store i64 %33, ptr %17, align 8, !tbaa !9
  store i32 2, ptr %18, align 4, !tbaa !11
  br label %34

34:                                               ; preds = %37, %31
  %35 = load i32, ptr %18, align 4, !tbaa !11
  %36 = shl i32 %35, 1
  store i32 %36, ptr %18, align 4, !tbaa !11
  br label %37

37:                                               ; preds = %34
  %38 = load i64, ptr %17, align 8, !tbaa !9
  %39 = lshr i64 %38, 1
  store i64 %39, ptr %17, align 8, !tbaa !9
  %40 = icmp ne i64 %39, 0
  br i1 %40, label %34, label %41, !llvm.loop !13

41:                                               ; preds = %37
  %42 = load i32, ptr %18, align 4, !tbaa !11
  %43 = icmp slt i32 %42, 1024
  br i1 %43, label %44, label %45

44:                                               ; preds = %41
  store i32 1024, ptr %18, align 4, !tbaa !11
  br label %45

45:                                               ; preds = %44, %41
  br label %46

46:                                               ; preds = %45, %28
  %47 = load ptr, ptr %9, align 8, !tbaa !5
  %48 = icmp ne ptr %47, null
  br i1 %48, label %49, label %53

49:                                               ; preds = %46
  %50 = load i32, ptr %18, align 4, !tbaa !11
  %51 = sext i32 %50 to i64
  %52 = load ptr, ptr %9, align 8, !tbaa !5
  store i64 %51, ptr %52, align 8, !tbaa !9
  br label %53

53:                                               ; preds = %49, %46
  %54 = load i32, ptr %18, align 4, !tbaa !11
  store i32 %54, ptr %20, align 4, !tbaa !11
  %55 = load i32, ptr %18, align 4, !tbaa !11
  %56 = call ptr @kiss_fft_alloc(i32 noundef %55, i32 noundef 0, ptr noundef null, ptr noundef %13)
  %57 = load i64, ptr %13, align 8, !tbaa !9
  %58 = load i64, ptr %15, align 8, !tbaa !9
  %59 = add i64 %58, %57
  store i64 %59, ptr %15, align 8, !tbaa !9
  %60 = load i32, ptr %18, align 4, !tbaa !11
  %61 = call ptr @kiss_fft_alloc(i32 noundef %60, i32 noundef 1, ptr noundef null, ptr noundef %14)
  %62 = load i64, ptr %14, align 8, !tbaa !9
  %63 = load i64, ptr %15, align 8, !tbaa !9
  %64 = add i64 %63, %62
  store i64 %64, ptr %15, align 8, !tbaa !9
  %65 = load i32, ptr %18, align 4, !tbaa !11
  %66 = sext i32 %65 to i64
  %67 = mul i64 8, %66
  %68 = load i64, ptr %15, align 8, !tbaa !9
  %69 = add i64 %68, %67
  store i64 %69, ptr %15, align 8, !tbaa !9
  %70 = load i32, ptr %20, align 4, !tbaa !11
  %71 = sext i32 %70 to i64
  %72 = mul i64 8, %71
  %73 = load i64, ptr %15, align 8, !tbaa !9
  %74 = add i64 %73, %72
  store i64 %74, ptr %15, align 8, !tbaa !9
  %75 = load i32, ptr %20, align 4, !tbaa !11
  %76 = sext i32 %75 to i64
  %77 = mul i64 8, %76
  %78 = load i64, ptr %15, align 8, !tbaa !9
  %79 = add i64 %78, %77
  store i64 %79, ptr %15, align 8, !tbaa !9
  %80 = load ptr, ptr %11, align 8, !tbaa !5
  %81 = icmp eq ptr %80, null
  br i1 %81, label %82, label %85

82:                                               ; preds = %53
  %83 = load i64, ptr %15, align 8, !tbaa !9
  %84 = call noalias ptr @malloc(i64 noundef %83) #7
  store ptr %84, ptr %12, align 8, !tbaa !5
  br label %95

85:                                               ; preds = %53
  %86 = load ptr, ptr %11, align 8, !tbaa !5
  %87 = load i64, ptr %86, align 8, !tbaa !9
  %88 = load i64, ptr %15, align 8, !tbaa !9
  %89 = icmp uge i64 %87, %88
  br i1 %89, label %90, label %92

90:                                               ; preds = %85
  %91 = load ptr, ptr %10, align 8, !tbaa !5
  store ptr %91, ptr %12, align 8, !tbaa !5
  br label %92

92:                                               ; preds = %90, %85
  %93 = load i64, ptr %15, align 8, !tbaa !9
  %94 = load ptr, ptr %11, align 8, !tbaa !5
  store i64 %93, ptr %94, align 8, !tbaa !9
  br label %95

95:                                               ; preds = %92, %82
  %96 = load ptr, ptr %12, align 8, !tbaa !5
  %97 = icmp ne ptr %96, null
  br i1 %97, label %99, label %98

98:                                               ; preds = %95
  store ptr null, ptr %6, align 8
  store i32 1, ptr %21, align 4
  br label %245

99:                                               ; preds = %95
  %100 = load i32, ptr %18, align 4, !tbaa !11
  %101 = load ptr, ptr %12, align 8, !tbaa !5
  %102 = getelementptr inbounds %struct.kiss_fastfir_state, ptr %101, i32 0, i32 0
  store i32 %100, ptr %102, align 8, !tbaa !15
  %103 = load i32, ptr %18, align 4, !tbaa !11
  %104 = sext i32 %103 to i64
  %105 = load i64, ptr %8, align 8, !tbaa !9
  %106 = sub i64 %104, %105
  %107 = add i64 %106, 1
  %108 = load ptr, ptr %12, align 8, !tbaa !5
  %109 = getelementptr inbounds %struct.kiss_fastfir_state, ptr %108, i32 0, i32 1
  store i64 %107, ptr %109, align 8, !tbaa !17
  %110 = load i32, ptr %20, align 4, !tbaa !11
  %111 = sext i32 %110 to i64
  %112 = load ptr, ptr %12, align 8, !tbaa !5
  %113 = getelementptr inbounds %struct.kiss_fastfir_state, ptr %112, i32 0, i32 6
  store i64 %111, ptr %113, align 8, !tbaa !18
  %114 = load ptr, ptr %12, align 8, !tbaa !5
  %115 = getelementptr inbounds %struct.kiss_fastfir_state, ptr %114, i64 1
  store ptr %115, ptr %16, align 8, !tbaa !5
  %116 = load ptr, ptr %16, align 8, !tbaa !5
  %117 = load ptr, ptr %12, align 8, !tbaa !5
  %118 = getelementptr inbounds %struct.kiss_fastfir_state, ptr %117, i32 0, i32 2
  store ptr %116, ptr %118, align 8, !tbaa !19
  %119 = load i64, ptr %13, align 8, !tbaa !9
  %120 = load ptr, ptr %16, align 8, !tbaa !5
  %121 = getelementptr inbounds i8, ptr %120, i64 %119
  store ptr %121, ptr %16, align 8, !tbaa !5
  %122 = load ptr, ptr %16, align 8, !tbaa !5
  %123 = load ptr, ptr %12, align 8, !tbaa !5
  %124 = getelementptr inbounds %struct.kiss_fastfir_state, ptr %123, i32 0, i32 3
  store ptr %122, ptr %124, align 8, !tbaa !20
  %125 = load i64, ptr %14, align 8, !tbaa !9
  %126 = load ptr, ptr %16, align 8, !tbaa !5
  %127 = getelementptr inbounds i8, ptr %126, i64 %125
  store ptr %127, ptr %16, align 8, !tbaa !5
  %128 = load ptr, ptr %16, align 8, !tbaa !5
  %129 = load ptr, ptr %12, align 8, !tbaa !5
  %130 = getelementptr inbounds %struct.kiss_fastfir_state, ptr %129, i32 0, i32 7
  store ptr %128, ptr %130, align 8, !tbaa !21
  %131 = load i32, ptr %18, align 4, !tbaa !11
  %132 = sext i32 %131 to i64
  %133 = mul i64 8, %132
  %134 = load ptr, ptr %16, align 8, !tbaa !5
  %135 = getelementptr inbounds i8, ptr %134, i64 %133
  store ptr %135, ptr %16, align 8, !tbaa !5
  %136 = load ptr, ptr %16, align 8, !tbaa !5
  %137 = load ptr, ptr %12, align 8, !tbaa !5
  %138 = getelementptr inbounds %struct.kiss_fastfir_state, ptr %137, i32 0, i32 5
  store ptr %136, ptr %138, align 8, !tbaa !22
  %139 = load i32, ptr %20, align 4, !tbaa !11
  %140 = sext i32 %139 to i64
  %141 = mul i64 8, %140
  %142 = load ptr, ptr %16, align 8, !tbaa !5
  %143 = getelementptr inbounds i8, ptr %142, i64 %141
  store ptr %143, ptr %16, align 8, !tbaa !5
  %144 = load ptr, ptr %16, align 8, !tbaa !5
  %145 = load ptr, ptr %12, align 8, !tbaa !5
  %146 = getelementptr inbounds %struct.kiss_fastfir_state, ptr %145, i32 0, i32 4
  store ptr %144, ptr %146, align 8, !tbaa !23
  %147 = load i32, ptr %20, align 4, !tbaa !11
  %148 = sext i32 %147 to i64
  %149 = mul i64 8, %148
  %150 = load ptr, ptr %16, align 8, !tbaa !5
  %151 = getelementptr inbounds i8, ptr %150, i64 %149
  store ptr %151, ptr %16, align 8, !tbaa !5
  %152 = load i32, ptr %18, align 4, !tbaa !11
  %153 = load ptr, ptr %12, align 8, !tbaa !5
  %154 = getelementptr inbounds %struct.kiss_fastfir_state, ptr %153, i32 0, i32 2
  %155 = load ptr, ptr %154, align 8, !tbaa !19
  %156 = call ptr @kiss_fft_alloc(i32 noundef %152, i32 noundef 0, ptr noundef %155, ptr noundef %13)
  %157 = load i32, ptr %18, align 4, !tbaa !11
  %158 = load ptr, ptr %12, align 8, !tbaa !5
  %159 = getelementptr inbounds %struct.kiss_fastfir_state, ptr %158, i32 0, i32 3
  %160 = load ptr, ptr %159, align 8, !tbaa !20
  %161 = call ptr @kiss_fft_alloc(i32 noundef %157, i32 noundef 1, ptr noundef %160, ptr noundef %14)
  %162 = load ptr, ptr %12, align 8, !tbaa !5
  %163 = getelementptr inbounds %struct.kiss_fastfir_state, ptr %162, i32 0, i32 7
  %164 = load ptr, ptr %163, align 8, !tbaa !21
  %165 = load i32, ptr %18, align 4, !tbaa !11
  %166 = sext i32 %165 to i64
  %167 = mul i64 8, %166
  call void @llvm.memset.p0.i64(ptr align 4 %164, i8 0, i64 %167, i1 false)
  %168 = load ptr, ptr %12, align 8, !tbaa !5
  %169 = getelementptr inbounds %struct.kiss_fastfir_state, ptr %168, i32 0, i32 7
  %170 = load ptr, ptr %169, align 8, !tbaa !21
  %171 = getelementptr inbounds %struct.kiss_fft_cpx, ptr %170, i64 0
  %172 = load ptr, ptr %7, align 8, !tbaa !5
  %173 = load i64, ptr %8, align 8, !tbaa !9
  %174 = sub i64 %173, 1
  %175 = getelementptr inbounds %struct.kiss_fft_cpx, ptr %172, i64 %174
  call void @llvm.memcpy.p0.p0.i64(ptr align 4 %171, ptr align 4 %175, i64 8, i1 false), !tbaa.struct !24
  store i64 0, ptr %17, align 8, !tbaa !9
  br label %176

176:                                              ; preds = %196, %99
  %177 = load i64, ptr %17, align 8, !tbaa !9
  %178 = load i64, ptr %8, align 8, !tbaa !9
  %179 = sub i64 %178, 1
  %180 = icmp ult i64 %177, %179
  br i1 %180, label %181, label %199

181:                                              ; preds = %176
  %182 = load ptr, ptr %12, align 8, !tbaa !5
  %183 = getelementptr inbounds %struct.kiss_fastfir_state, ptr %182, i32 0, i32 7
  %184 = load ptr, ptr %183, align 8, !tbaa !21
  %185 = load i32, ptr %18, align 4, !tbaa !11
  %186 = sext i32 %185 to i64
  %187 = load i64, ptr %8, align 8, !tbaa !9
  %188 = sub i64 %186, %187
  %189 = add i64 %188, 1
  %190 = load i64, ptr %17, align 8, !tbaa !9
  %191 = add i64 %189, %190
  %192 = getelementptr inbounds %struct.kiss_fft_cpx, ptr %184, i64 %191
  %193 = load ptr, ptr %7, align 8, !tbaa !5
  %194 = load i64, ptr %17, align 8, !tbaa !9
  %195 = getelementptr inbounds %struct.kiss_fft_cpx, ptr %193, i64 %194
  call void @llvm.memcpy.p0.p0.i64(ptr align 4 %192, ptr align 4 %195, i64 8, i1 false), !tbaa.struct !24
  br label %196

196:                                              ; preds = %181
  %197 = load i64, ptr %17, align 8, !tbaa !9
  %198 = add i64 %197, 1
  store i64 %198, ptr %17, align 8, !tbaa !9
  br label %176, !llvm.loop !27

199:                                              ; preds = %176
  %200 = load ptr, ptr %12, align 8, !tbaa !5
  %201 = getelementptr inbounds %struct.kiss_fastfir_state, ptr %200, i32 0, i32 2
  %202 = load ptr, ptr %201, align 8, !tbaa !19
  %203 = load ptr, ptr %12, align 8, !tbaa !5
  %204 = getelementptr inbounds %struct.kiss_fastfir_state, ptr %203, i32 0, i32 7
  %205 = load ptr, ptr %204, align 8, !tbaa !21
  %206 = load ptr, ptr %12, align 8, !tbaa !5
  %207 = getelementptr inbounds %struct.kiss_fastfir_state, ptr %206, i32 0, i32 4
  %208 = load ptr, ptr %207, align 8, !tbaa !23
  call void @kiss_fft(ptr noundef %202, ptr noundef %205, ptr noundef %208)
  %209 = load ptr, ptr %12, align 8, !tbaa !5
  %210 = getelementptr inbounds %struct.kiss_fastfir_state, ptr %209, i32 0, i32 0
  %211 = load i32, ptr %210, align 8, !tbaa !15
  %212 = sitofp i32 %211 to double
  %213 = fdiv double 1.000000e+00, %212
  %214 = fptrunc double %213 to float
  store float %214, ptr %19, align 4, !tbaa !25
  store i64 0, ptr %17, align 8, !tbaa !9
  br label %215

215:                                              ; preds = %240, %199
  %216 = load i64, ptr %17, align 8, !tbaa !9
  %217 = load ptr, ptr %12, align 8, !tbaa !5
  %218 = getelementptr inbounds %struct.kiss_fastfir_state, ptr %217, i32 0, i32 6
  %219 = load i64, ptr %218, align 8, !tbaa !18
  %220 = icmp ult i64 %216, %219
  br i1 %220, label %221, label %243

221:                                              ; preds = %215
  %222 = load float, ptr %19, align 4, !tbaa !25
  %223 = load ptr, ptr %12, align 8, !tbaa !5
  %224 = getelementptr inbounds %struct.kiss_fastfir_state, ptr %223, i32 0, i32 4
  %225 = load ptr, ptr %224, align 8, !tbaa !23
  %226 = load i64, ptr %17, align 8, !tbaa !9
  %227 = getelementptr inbounds %struct.kiss_fft_cpx, ptr %225, i64 %226
  %228 = getelementptr inbounds %struct.kiss_fft_cpx, ptr %227, i32 0, i32 0
  %229 = load float, ptr %228, align 4, !tbaa !28
  %230 = fmul float %229, %222
  store float %230, ptr %228, align 4, !tbaa !28
  %231 = load float, ptr %19, align 4, !tbaa !25
  %232 = load ptr, ptr %12, align 8, !tbaa !5
  %233 = getelementptr inbounds %struct.kiss_fastfir_state, ptr %232, i32 0, i32 4
  %234 = load ptr, ptr %233, align 8, !tbaa !23
  %235 = load i64, ptr %17, align 8, !tbaa !9
  %236 = getelementptr inbounds %struct.kiss_fft_cpx, ptr %234, i64 %235
  %237 = getelementptr inbounds %struct.kiss_fft_cpx, ptr %236, i32 0, i32 1
  %238 = load float, ptr %237, align 4, !tbaa !30
  %239 = fmul float %238, %231
  store float %239, ptr %237, align 4, !tbaa !30
  br label %240

240:                                              ; preds = %221
  %241 = load i64, ptr %17, align 8, !tbaa !9
  %242 = add i64 %241, 1
  store i64 %242, ptr %17, align 8, !tbaa !9
  br label %215, !llvm.loop !31

243:                                              ; preds = %215
  %244 = load ptr, ptr %12, align 8, !tbaa !5
  store ptr %244, ptr %6, align 8
  store i32 1, ptr %21, align 4
  br label %245

245:                                              ; preds = %243, %98
  call void @llvm.lifetime.end.p0(i64 4, ptr %20) #6
  call void @llvm.lifetime.end.p0(i64 4, ptr %19) #6
  call void @llvm.lifetime.end.p0(i64 4, ptr %18) #6
  call void @llvm.lifetime.end.p0(i64 8, ptr %17) #6
  call void @llvm.lifetime.end.p0(i64 8, ptr %16) #6
  call void @llvm.lifetime.end.p0(i64 8, ptr %15) #6
  call void @llvm.lifetime.end.p0(i64 8, ptr %14) #6
  call void @llvm.lifetime.end.p0(i64 8, ptr %13) #6
  call void @llvm.lifetime.end.p0(i64 8, ptr %12) #6
  %246 = load ptr, ptr %6, align 8
  ret ptr %246
}

; Function Attrs: nocallback nofree nosync nounwind willreturn memory(argmem: readwrite)
declare void @llvm.lifetime.start.p0(i64 immarg, ptr nocapture) #1

declare ptr @kiss_fft_alloc(i32 noundef, i32 noundef, ptr noundef, ptr noundef) #2

; Function Attrs: nounwind allocsize(0)
declare noalias ptr @malloc(i64 noundef) #3

; Function Attrs: nocallback nofree nounwind willreturn memory(argmem: write)
declare void @llvm.memset.p0.i64(ptr nocapture writeonly, i8, i64, i1 immarg) #4

; Function Attrs: nocallback nofree nounwind willreturn memory(argmem: readwrite)
declare void @llvm.memcpy.p0.p0.i64(ptr noalias nocapture writeonly, ptr noalias nocapture readonly, i64, i1 immarg) #5

declare void @kiss_fft(ptr noundef, ptr noundef, ptr noundef) #2

; Function Attrs: nocallback nofree nosync nounwind willreturn memory(argmem: readwrite)
declare void @llvm.lifetime.end.p0(i64 immarg, ptr nocapture) #1

attributes #0 = { nounwind uwtable "min-legal-vector-width"="0" "no-trapping-math"="true" "stack-protector-buffer-size"="8" "target-cpu"="x86-64" "target-features"="+cmov,+cx8,+fxsr,+mmx,+sse,+sse2,+x87" "tune-cpu"="generic" }
attributes #1 = { nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) }
attributes #2 = { "no-trapping-math"="true" "stack-protector-buffer-size"="8" "target-cpu"="x86-64" "target-features"="+cmov,+cx8,+fxsr,+mmx,+sse,+sse2,+x87" "tune-cpu"="generic" }
attributes #3 = { nounwind allocsize(0) "no-trapping-math"="true" "stack-protector-buffer-size"="8" "target-cpu"="x86-64" "target-features"="+cmov,+cx8,+fxsr,+mmx,+sse,+sse2,+x87" "tune-cpu"="generic" }
attributes #4 = { nocallback nofree nounwind willreturn memory(argmem: write) }
attributes #5 = { nocallback nofree nounwind willreturn memory(argmem: readwrite) }
attributes #6 = { nounwind }
attributes #7 = { nounwind allocsize(0) }

!llvm.module.flags = !{!0, !1, !2, !3}
!llvm.ident = !{!4}

!0 = !{i32 1, !"wchar_size", i32 4}
!1 = !{i32 8, !"PIC Level", i32 2}
!2 = !{i32 7, !"PIE Level", i32 2}
!3 = !{i32 7, !"uwtable", i32 2}
!4 = !{!"clang version 19.1.0 (git@github.com:llvm/llvm-project.git a4bf6cd7cfb1a1421ba92bca9d017b49936c55e4)"}
!5 = !{!6, !6, i64 0}
!6 = !{!"any pointer", !7, i64 0}
!7 = !{!"omnipotent char", !8, i64 0}
!8 = !{!"Simple C/C++ TBAA"}
!9 = !{!10, !10, i64 0}
!10 = !{!"long", !7, i64 0}
!11 = !{!12, !12, i64 0}
!12 = !{!"int", !7, i64 0}
!13 = distinct !{!13, !14}
!14 = !{!"llvm.loop.mustprogress"}
!15 = !{!16, !12, i64 0}
!16 = !{!"", !12, i64 0, !10, i64 8, !6, i64 16, !6, i64 24, !6, i64 32, !6, i64 40, !10, i64 48, !6, i64 56}
!17 = !{!16, !10, i64 8}
!18 = !{!16, !10, i64 48}
!19 = !{!16, !6, i64 16}
!20 = !{!16, !6, i64 24}
!21 = !{!16, !6, i64 56}
!22 = !{!16, !6, i64 40}
!23 = !{!16, !6, i64 32}
!24 = !{i64 0, i64 4, !25, i64 4, i64 4, !25}
!25 = !{!26, !26, i64 0}
!26 = !{!"float", !7, i64 0}
!27 = distinct !{!27, !14}
!28 = !{!29, !26, i64 0}
!29 = !{!"", !26, i64 0, !26, i64 4}
!30 = !{!29, !26, i64 4}
!31 = distinct !{!31, !14}


; Optimized IR (opt -passes='default<O3>'):
target datalayout = "e-m:e-p270:32:32-p271:32:32-p272:64:64-i64:64-i128:128-f80:128-n8:16:32:64-S128"
target triple = "x86_64-unknown-linux-gnu"

%struct.kiss_fft_cpx = type { float, float }

; Function Attrs: nounwind uwtable
define dso_local noundef ptr @kiss_fastfir_alloc(ptr nocapture noundef readonly %0, i64 noundef %1, ptr noundef %2, ptr noundef %3, ptr noundef %4) local_unnamed_addr #0 {
  %6 = alloca i64, align 8
  %7 = alloca i64, align 8
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %6) #6
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %7) #6
  %.not = icmp eq ptr %2, null
  br i1 %.not, label %.thread, label %8

8:                                                ; preds = %5
  %9 = load i64, ptr %2, align 8, !tbaa !5
  %10 = trunc i64 %9 to i32
  %11 = icmp slt i32 %10, 1
  br i1 %11, label %.thread, label %.thread100

.thread:                                          ; preds = %5, %8
  %12 = add i64 %1, -1
  br label %13

13:                                               ; preds = %13, %.thread
  %.090 = phi i64 [ %12, %.thread ], [ %15, %13 ]
  %.189 = phi i32 [ 2, %.thread ], [ %14, %13 ]
  %14 = shl i32 %.189, 1
  %15 = lshr i64 %.090, 1
  %.not96 = icmp ult i64 %.090, 2
  br i1 %.not96, label %16, label %13, !llvm.loop !9

16:                                               ; preds = %13
  %spec.store.select = tail call i32 @llvm.smax.i32(i32 %14, i32 1024)
  br i1 %.not, label %._crit_edge114, label %.thread100

._crit_edge114:                                   ; preds = %16
  %.pre = zext nneg i32 %spec.store.select to i64
  br label %18

.thread100:                                       ; preds = %8, %16
  %.2102 = phi i32 [ %spec.store.select, %16 ], [ %10, %8 ]
  %17 = zext nneg i32 %.2102 to i64
  store i64 %17, ptr %2, align 8, !tbaa !5
  br label %18

18:                                               ; preds = %._crit_edge114, %.thread100
  %.pre-phi = phi i64 [ %.pre, %._crit_edge114 ], [ %17, %.thread100 ]
  %.2103 = phi i32 [ %spec.store.select, %._crit_edge114 ], [ %.2102, %.thread100 ]
  %19 = call ptr @kiss_fft_alloc(i32 noundef %.2103, i32 noundef 0, ptr noundef null, ptr noundef nonnull %6) #6
  %20 = load i64, ptr %6, align 8, !tbaa !5
  %21 = add i64 %20, 64
  %22 = call ptr @kiss_fft_alloc(i32 noundef %.2103, i32 noundef 1, ptr noundef null, ptr noundef nonnull %7) #6
  %23 = load i64, ptr %7, align 8, !tbaa !5
  %24 = shl nuw nsw i64 %.pre-phi, 3
  %reass.add = shl nuw nsw i64 %.pre-phi, 4
  %25 = add i64 %21, %reass.add
  %26 = add i64 %25, %24
  %27 = add i64 %26, %23
  %28 = icmp eq ptr %4, null
  br i1 %28, label %29, label %31

29:                                               ; preds = %18
  %30 = call noalias ptr @malloc(i64 noundef %27) #7
  br label %33

31:                                               ; preds = %18
  %32 = load i64, ptr %4, align 8, !tbaa !5
  %.not97 = icmp ult i64 %32, %27
  store i64 %27, ptr %4, align 8, !tbaa !5
  br i1 %.not97, label %.thread104, label %33

33:                                               ; preds = %31, %29
  %.1 = phi ptr [ %30, %29 ], [ %3, %31 ]
  %.not98 = icmp eq ptr %.1, null
  br i1 %.not98, label %.thread104, label %34

34:                                               ; preds = %33
  store i32 %.2103, ptr %.1, align 8, !tbaa !11
  %35 = sub i64 %.pre-phi, %1
  %36 = add i64 %35, 1
  %37 = getelementptr inbounds i8, ptr %.1, i64 8
  store i64 %36, ptr %37, align 8, !tbaa !15
  %38 = getelementptr inbounds i8, ptr %.1, i64 48
  store i64 %.pre-phi, ptr %38, align 8, !tbaa !16
  %39 = getelementptr inbounds i8, ptr %.1, i64 64
  %40 = getelementptr inbounds i8, ptr %.1, i64 16
  store ptr %39, ptr %40, align 8, !tbaa !17
  %41 = load i64, ptr %6, align 8, !tbaa !5
  %42 = getelementptr inbounds i8, ptr %39, i64 %41
  %43 = getelementptr inbounds i8, ptr %.1, i64 24
  store ptr %42, ptr %43, align 8, !tbaa !18
  %44 = getelementptr inbounds i8, ptr %42, i64 %23
  %45 = getelementptr inbounds i8, ptr %.1, i64 56
  store ptr %44, ptr %45, align 8, !tbaa !19
  %46 = getelementptr inbounds i8, ptr %44, i64 %24
  %47 = getelementptr inbounds i8, ptr %.1, i64 40
  store ptr %46, ptr %47, align 8, !tbaa !20
  %48 = getelementptr inbounds i8, ptr %46, i64 %24
  %49 = getelementptr inbounds i8, ptr %.1, i64 32
  store ptr %48, ptr %49, align 8, !tbaa !21
  %50 = call ptr @kiss_fft_alloc(i32 noundef %.2103, i32 noundef 0, ptr noundef nonnull %39, ptr noundef nonnull %6) #6
  %51 = load ptr, ptr %43, align 8, !tbaa !18
  %52 = call ptr @kiss_fft_alloc(i32 noundef %.2103, i32 noundef 1, ptr noundef %51, ptr noundef nonnull %7) #6
  %53 = load ptr, ptr %45, align 8, !tbaa !19
  call void @llvm.memset.p0.i64(ptr noundef nonnull align 4 dereferenceable(1) %53, i8 0, i64 %24, i1 false)
  %54 = load ptr, ptr %45, align 8, !tbaa !19
  %55 = add i64 %1, -1
  %56 = getelementptr inbounds %struct.kiss_fft_cpx, ptr %0, i64 %55
  %57 = load i64, ptr %56, align 4
  store i64 %57, ptr %54, align 4
  %.not111 = icmp eq i64 %55, 0
  br i1 %.not111, label %._crit_edge, label %.lr.ph.preheader

.lr.ph.preheader:                                 ; preds = %34
  %58 = add i64 %1, -2
  %xtraiter = and i64 %55, 3
  %59 = icmp ult i64 %58, 3
  br i1 %59, label %._crit_edge.loopexit.unr-lcssa, label %.lr.ph.preheader.new

.lr.ph.preheader.new:                             ; preds = %.lr.ph.preheader
  %unroll_iter = and i64 %55, -4
  br label %.lr.ph

.lr.ph:                                           ; preds = %.lr.ph, %.lr.ph.preheader.new
  %.191107 = phi i64 [ 0, %.lr.ph.preheader.new ], [ %83, %.lr.ph ]
  %niter = phi i64 [ 0, %.lr.ph.preheader.new ], [ %niter.next.3, %.lr.ph ]
  %60 = load ptr, ptr %45, align 8, !tbaa !19
  %61 = getelementptr %struct.kiss_fft_cpx, ptr %60, i64 %36
  %62 = getelementptr %struct.kiss_fft_cpx, ptr %61, i64 %.191107
  %63 = getelementptr inbounds %struct.kiss_fft_cpx, ptr %0, i64 %.191107
  %64 = load i64, ptr %63, align 4
  store i64 %64, ptr %62, align 4
  %65 = or disjoint i64 %.191107, 1
  %66 = load ptr, ptr %45, align 8, !tbaa !19
  %67 = getelementptr %struct.kiss_fft_cpx, ptr %66, i64 %36
  %68 = getelementptr %struct.kiss_fft_cpx, ptr %67, i64 %65
  %69 = getelementptr inbounds %struct.kiss_fft_cpx, ptr %0, i64 %65
  %70 = load i64, ptr %69, align 4
  store i64 %70, ptr %68, align 4
  %71 = or disjoint i64 %.191107, 2
  %72 = load ptr, ptr %45, align 8, !tbaa !19
  %73 = getelementptr %struct.kiss_fft_cpx, ptr %72, i64 %36
  %74 = getelementptr %struct.kiss_fft_cpx, ptr %73, i64 %71
  %75 = getelementptr inbounds %struct.kiss_fft_cpx, ptr %0, i64 %71
  %76 = load i64, ptr %75, align 4
  store i64 %76, ptr %74, align 4
  %77 = or disjoint i64 %.191107, 3
  %78 = load ptr, ptr %45, align 8, !tbaa !19
  %79 = getelementptr %struct.kiss_fft_cpx, ptr %78, i64 %36
  %80 = getelementptr %struct.kiss_fft_cpx, ptr %79, i64 %77
  %81 = getelementptr inbounds %struct.kiss_fft_cpx, ptr %0, i64 %77
  %82 = load i64, ptr %81, align 4
  store i64 %82, ptr %80, align 4
  %83 = add nuw i64 %.191107, 4
  %niter.next.3 = add i64 %niter, 4
  %niter.ncmp.3 = icmp eq i64 %niter.next.3, %unroll_iter
  br i1 %niter.ncmp.3, label %._crit_edge.loopexit.unr-lcssa, label %.lr.ph, !llvm.loop !22

._crit_edge.loopexit.unr-lcssa:                   ; preds = %.lr.ph, %.lr.ph.preheader
  %.191107.unr = phi i64 [ 0, %.lr.ph.preheader ], [ %83, %.lr.ph ]
  %lcmp.mod.not = icmp eq i64 %xtraiter, 0
  br i1 %lcmp.mod.not, label %._crit_edge, label %.lr.ph.epil

.lr.ph.epil:                                      ; preds = %._crit_edge.loopexit.unr-lcssa, %.lr.ph.epil
  %.191107.epil = phi i64 [ %89, %.lr.ph.epil ], [ %.191107.unr, %._crit_edge.loopexit.unr-lcssa ]
  %epil.iter = phi i64 [ %epil.iter.next, %.lr.ph.epil ], [ 0, %._crit_edge.loopexit.unr-lcssa ]
  %84 = load ptr, ptr %45, align 8, !tbaa !19
  %85 = getelementptr %struct.kiss_fft_cpx, ptr %84, i64 %36
  %86 = getelementptr %struct.kiss_fft_cpx, ptr %85, i64 %.191107.epil
  %87 = getelementptr inbounds %struct.kiss_fft_cpx, ptr %0, i64 %.191107.epil
  %88 = load i64, ptr %87, align 4
  store i64 %88, ptr %86, align 4
  %89 = add nuw i64 %.191107.epil, 1
  %epil.iter.next = add i64 %epil.iter, 1
  %epil.iter.cmp.not = icmp eq i64 %epil.iter.next, %xtraiter
  br i1 %epil.iter.cmp.not, label %._crit_edge, label %.lr.ph.epil, !llvm.loop !23

._crit_edge:                                      ; preds = %._crit_edge.loopexit.unr-lcssa, %.lr.ph.epil, %34
  %90 = load ptr, ptr %40, align 8, !tbaa !17
  %91 = load ptr, ptr %45, align 8, !tbaa !19
  %92 = load ptr, ptr %49, align 8, !tbaa !21
  call void @kiss_fft(ptr noundef %90, ptr noundef %91, ptr noundef %92) #6
  %93 = load i32, ptr %.1, align 8, !tbaa !11
  %94 = sitofp i32 %93 to double
  %95 = fdiv double 1.000000e+00, %94
  %96 = fptrunc double %95 to float
  %97 = load i64, ptr %38, align 8, !tbaa !16
  %.not112 = icmp eq i64 %97, 0
  br i1 %.not112, label %.thread104, label %.lr.ph110

.lr.ph110:                                        ; preds = %._crit_edge
  %98 = load ptr, ptr %49, align 8, !tbaa !21
  %min.iters.check = icmp ult i64 %97, 12
  br i1 %min.iters.check, label %scalar.ph.preheader, label %vector.scevcheck

vector.scevcheck:                                 ; preds = %.lr.ph110
  %99 = add i64 %97, -1
  %mul.result = shl i64 %99, 3
  %100 = getelementptr i8, ptr %98, i64 %mul.result
  %101 = icmp ult ptr %100, %98
  %scevgep = getelementptr i8, ptr %98, i64 4
  %mul.result116 = shl i64 %99, 3
  %mul.overflow117 = icmp ugt i64 %99, 2305843009213693951
  %102 = getelementptr i8, ptr %scevgep, i64 %mul.result116
  %103 = icmp ult ptr %102, %scevgep
  %104 = or i1 %103, %mul.overflow117
  %105 = or i1 %101, %104
  br i1 %105, label %scalar.ph.preheader, label %vector.ph

vector.ph:                                        ; preds = %vector.scevcheck
  %n.vec = and i64 %97, 4611686018427387902
  %broadcast.splatinsert = insertelement <2 x float> poison, float %96, i64 0
  %106 = shufflevector <2 x float> %broadcast.splatinsert, <2 x float> poison, <4 x i32> zeroinitializer
  br label %vector.body

vector.body:                                      ; preds = %vector.body, %vector.ph
  %index = phi i64 [ 0, %vector.ph ], [ %index.next, %vector.body ]
  %107 = getelementptr inbounds %struct.kiss_fft_cpx, ptr %98, i64 %index
  %108 = load <4 x float>, ptr %107, align 4, !tbaa !25
  %109 = getelementptr inbounds %struct.kiss_fft_cpx, ptr %98, i64 %index
  %interleaved.vec = fmul <4 x float> %108, %106
  store <4 x float> %interleaved.vec, ptr %109, align 4, !tbaa !25
  %index.next = add nuw i64 %index, 2
  %110 = icmp eq i64 %index.next, %n.vec
  br i1 %110, label %middle.block, label %vector.body, !llvm.loop !27

middle.block:                                     ; preds = %vector.body
  %cmp.n = icmp eq i64 %97, %n.vec
  br i1 %cmp.n, label %.thread104, label %scalar.ph.preheader

scalar.ph.preheader:                              ; preds = %middle.block, %vector.scevcheck, %.lr.ph110
  %.292108.ph = phi i64 [ 0, %vector.scevcheck ], [ 0, %.lr.ph110 ], [ %n.vec, %middle.block ]
  %111 = sub i64 %97, %.292108.ph
  %xtraiter119 = and i64 %111, 3
  %lcmp.mod120.not = icmp eq i64 %xtraiter119, 0
  br i1 %lcmp.mod120.not, label %scalar.ph.prol.loopexit, label %scalar.ph.prol.preheader

scalar.ph.prol.preheader:                         ; preds = %scalar.ph.preheader
  %112 = insertelement <2 x float> poison, float %96, i64 0
  %113 = shufflevector <2 x float> %112, <2 x float> poison, <2 x i32> zeroinitializer
  br label %scalar.ph.prol

scalar.ph.prol:                                   ; preds = %scalar.ph.prol, %scalar.ph.prol.preheader
  %.292108.prol = phi i64 [ %117, %scalar.ph.prol ], [ %.292108.ph, %scalar.ph.prol.preheader ]
  %prol.iter = phi i64 [ %prol.iter.next, %scalar.ph.prol ], [ 0, %scalar.ph.prol.preheader ]
  %114 = getelementptr inbounds %struct.kiss_fft_cpx, ptr %98, i64 %.292108.prol
  %115 = load <2 x float>, ptr %114, align 4, !tbaa !25
  %116 = fmul <2 x float> %115, %113
  store <2 x float> %116, ptr %114, align 4, !tbaa !25
  %117 = add nuw i64 %.292108.prol, 1
  %prol.iter.next = add i64 %prol.iter, 1
  %prol.iter.cmp.not = icmp eq i64 %prol.iter.next, %xtraiter119
  br i1 %prol.iter.cmp.not, label %scalar.ph.prol.loopexit, label %scalar.ph.prol, !llvm.loop !30

scalar.ph.prol.loopexit:                          ; preds = %scalar.ph.prol, %scalar.ph.preheader
  %.292108.unr = phi i64 [ %.292108.ph, %scalar.ph.preheader ], [ %117, %scalar.ph.prol ]
  %118 = sub i64 %.292108.ph, %97
  %119 = icmp ugt i64 %118, -4
  br i1 %119, label %.thread104, label %scalar.ph.preheader.new

scalar.ph.preheader.new:                          ; preds = %scalar.ph.prol.loopexit
  %120 = insertelement <2 x float> poison, float %96, i64 0
  %121 = shufflevector <2 x float> %120, <2 x float> poison, <2 x i32> zeroinitializer
  %invariant.gep = getelementptr i8, ptr %98, i64 8
  %122 = insertelement <2 x float> poison, float %96, i64 0
  %123 = shufflevector <2 x float> %122, <2 x float> poison, <2 x i32> zeroinitializer
  %invariant.gep123 = getelementptr i8, ptr %98, i64 16
  %124 = insertelement <2 x float> poison, float %96, i64 0
  %125 = shufflevector <2 x float> %124, <2 x float> poison, <2 x i32> zeroinitializer
  %invariant.gep125 = getelementptr i8, ptr %98, i64 24
  %126 = insertelement <2 x float> poison, float %96, i64 0
  %127 = shufflevector <2 x float> %126, <2 x float> poison, <2 x i32> zeroinitializer
  br label %scalar.ph

scalar.ph:                                        ; preds = %scalar.ph, %scalar.ph.preheader.new
  %.292108 = phi i64 [ %.292108.unr, %scalar.ph.preheader.new ], [ %137, %scalar.ph ]
  %128 = getelementptr inbounds %struct.kiss_fft_cpx, ptr %98, i64 %.292108
  %129 = load <2 x float>, ptr %128, align 4, !tbaa !25
  %130 = fmul <2 x float> %129, %121
  store <2 x float> %130, ptr %128, align 4, !tbaa !25
  %gep = getelementptr %struct.kiss_fft_cpx, ptr %invariant.gep, i64 %.292108
  %131 = load <2 x float>, ptr %gep, align 4, !tbaa !25
  %132 = fmul <2 x float> %131, %123
  store <2 x float> %132, ptr %gep, align 4, !tbaa !25
  %gep124 = getelementptr %struct.kiss_fft_cpx, ptr %invariant.gep123, i64 %.292108
  %133 = load <2 x float>, ptr %gep124, align 4, !tbaa !25
  %134 = fmul <2 x float> %133, %125
  store <2 x float> %134, ptr %gep124, align 4, !tbaa !25
  %gep126 = getelementptr %struct.kiss_fft_cpx, ptr %invariant.gep125, i64 %.292108
  %135 = load <2 x float>, ptr %gep126, align 4, !tbaa !25
  %136 = fmul <2 x float> %135, %127
  store <2 x float> %136, ptr %gep126, align 4, !tbaa !25
  %137 = add nuw i64 %.292108, 4
  %exitcond113.not.3 = icmp eq i64 %137, %97
  br i1 %exitcond113.not.3, label %.thread104, label %scalar.ph, !llvm.loop !31

.thread104:                                       ; preds = %scalar.ph.prol.loopexit, %scalar.ph, %middle.block, %._crit_edge, %31, %33
  %.0 = phi ptr [ null, %33 ], [ null, %31 ], [ %.1, %._crit_edge ], [ %.1, %middle.block ], [ %.1, %scalar.ph ], [ %.1, %scalar.ph.prol.loopexit ]
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %7) #6
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %6) #6
  ret ptr %.0
}

; Function Attrs: mustprogress nocallback nofree nosync nounwind willreturn memory(argmem: readwrite)
declare void @llvm.lifetime.start.p0(i64 immarg, ptr nocapture) #1

declare ptr @kiss_fft_alloc(i32 noundef, i32 noundef, ptr noundef, ptr noundef) local_unnamed_addr #2

; Function Attrs: mustprogress nofree nounwind willreturn allockind("alloc,uninitialized") allocsize(0) memory(inaccessiblemem: readwrite)
declare noalias noundef ptr @malloc(i64 noundef) local_unnamed_addr #3

; Function Attrs: mustprogress nocallback nofree nounwind willreturn memory(argmem: write)
declare void @llvm.memset.p0.i64(ptr nocapture writeonly, i8, i64, i1 immarg) #4

declare void @kiss_fft(ptr noundef, ptr noundef, ptr noundef) local_unnamed_addr #2

; Function Attrs: mustprogress nocallback nofree nosync nounwind willreturn memory(argmem: readwrite)
declare void @llvm.lifetime.end.p0(i64 immarg, ptr nocapture) #1

; Function Attrs: nocallback nofree nosync nounwind speculatable willreturn memory(none)
declare i32 @llvm.smax.i32(i32, i32) #5

attributes #0 = { nounwind uwtable "min-legal-vector-width"="0" "no-trapping-math"="true" "stack-protector-buffer-size"="8" "target-cpu"="x86-64" "target-features"="+cmov,+cx8,+fxsr,+mmx,+sse,+sse2,+x87" "tune-cpu"="generic" }
attributes #1 = { mustprogress nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) }
attributes #2 = { "no-trapping-math"="true" "stack-protector-buffer-size"="8" "target-cpu"="x86-64" "target-features"="+cmov,+cx8,+fxsr,+mmx,+sse,+sse2,+x87" "tune-cpu"="generic" }
attributes #3 = { mustprogress nofree nounwind willreturn allockind("alloc,uninitialized") allocsize(0) memory(inaccessiblemem: readwrite) "alloc-family"="malloc" "no-trapping-math"="true" "stack-protector-buffer-size"="8" "target-cpu"="x86-64" "target-features"="+cmov,+cx8,+fxsr,+mmx,+sse,+sse2,+x87" "tune-cpu"="generic" }
attributes #4 = { mustprogress nocallback nofree nounwind willreturn memory(argmem: write) }
attributes #5 = { nocallback nofree nosync nounwind speculatable willreturn memory(none) }
attributes #6 = { nounwind }
attributes #7 = { nounwind allocsize(0) }

!llvm.module.flags = !{!0, !1, !2, !3}
!llvm.ident = !{!4}

!0 = !{i32 1, !"wchar_size", i32 4}
!1 = !{i32 8, !"PIC Level", i32 2}
!2 = !{i32 7, !"PIE Level", i32 2}
!3 = !{i32 7, !"uwtable", i32 2}
!4 = !{!"clang version 19.1.0 (git@github.com:llvm/llvm-project.git a4bf6cd7cfb1a1421ba92bca9d017b49936c55e4)"}
!5 = !{!6, !6, i64 0}
!6 = !{!"long", !7, i64 0}
!7 = !{!"omnipotent char", !8, i64 0}
!8 = !{!"Simple C/C++ TBAA"}
!9 = distinct !{!9, !10}
!10 = !{!"llvm.loop.mustprogress"}
!11 = !{!12, !13, i64 0}
!12 = !{!"", !13, i64 0, !6, i64 8, !14, i64 16, !14, i64 24, !14, i64 32, !14, i64 40, !6, i64 48, !14, i64 56}
!13 = !{!"int", !7, i64 0}
!14 = !{!"any pointer", !7, i64 0}
!15 = !{!12, !6, i64 8}
!16 = !{!12, !6, i64 48}
!17 = !{!12, !14, i64 16}
!18 = !{!12, !14, i64 24}
!19 = !{!12, !14, i64 56}
!20 = !{!12, !14, i64 40}
!21 = !{!12, !14, i64 32}
!22 = distinct !{!22, !10}
!23 = distinct !{!23, !24}
!24 = !{!"llvm.loop.unroll.disable"}
!25 = !{!26, !26, i64 0}
!26 = !{!"float", !7, i64 0}
!27 = distinct !{!27, !10, !28, !29}
!28 = !{!"llvm.loop.isvectorized", i32 1}
!29 = !{!"llvm.loop.unroll.runtime.disable"}
!30 = distinct !{!30, !24}
!31 = distinct !{!31, !10, !28}


; Effective O3 passes: CorrelatedValuePropagationPass,EarlyCSEPass,GVNPass,GlobalDCEPass,GlobalOptPass,IPSCCPPass,IndVarSimplifyPass,InferFunctionAttrsPass,InstCombinePass,InstSimplifyPass,JumpThreadingPass,LCSSAPass,LICMPass,LoopLoadEliminationPass,LoopRotatePass,LoopSimplifyPass,LoopUnrollPass,LoopVectorizePass,PostOrderFunctionAttrsPass,ReassociatePass,SLPVectorizerPass,SROAPass,SimplifyCFGPass,TailCallElimPass,VectorCombinePass