int seq_utils_remap_step_len_102(int oldspeed) {
  switch (oldspeed) {
  case 0:
    return 1;
  case 1:
    return 3;
  case 2:
    return 4;
  case 3:
    return 6;
  case 4:
    return 7;
  case 5:
    return 9;
  case 6:
    return 10;
  case 7:
    return 12;
  case 8:
    return 13;
  case 9:
    return 15;
  case 10:
    return 16;
  default:
    return 4;
  }
}


x86 assembly (clang, -O0):
<seq_utils_remap_step_len_102>:
push   %rbp
mov    %rsp,%rbp
mov    %edi,-0x8(%rbp)
mov    -0x8(%rbp),%eax
mov    %rax,-0x10(%rbp)
sub    $0xa,%rax
ja     11b0 <seq_utils_remap_step_len_102+0xb0>
mov    -0x10(%rbp),%rax
lea    0xedd(%rip),%rcx
movslq (%rcx,%rax,4),%rax
add    %rcx,%rax
jmp    *%rax
movl   $0x1,-0x4(%rbp)
jmp    11b7 <seq_utils_remap_step_len_102+0xb7>
movl   $0x3,-0x4(%rbp)
jmp    11b7 <seq_utils_remap_step_len_102+0xb7>
movl   $0x4,-0x4(%rbp)
jmp    11b7 <seq_utils_remap_step_len_102+0xb7>
movl   $0x6,-0x4(%rbp)
jmp    11b7 <seq_utils_remap_step_len_102+0xb7>
movl   $0x7,-0x4(%rbp)
jmp    11b7 <seq_utils_remap_step_len_102+0xb7>
movl   $0x9,-0x4(%rbp)
jmp    11b7 <seq_utils_remap_step_len_102+0xb7>
movl   $0xa,-0x4(%rbp)
jmp    11b7 <seq_utils_remap_step_len_102+0xb7>
movl   $0xc,-0x4(%rbp)
jmp    11b7 <seq_utils_remap_step_len_102+0xb7>
movl   $0xd,-0x4(%rbp)
jmp    11b7 <seq_utils_remap_step_len_102+0xb7>
movl   $0xf,-0x4(%rbp)
jmp    11b7 <seq_utils_remap_step_len_102+0xb7>
movl   $0x10,-0x4(%rbp)
jmp    11b7 <seq_utils_remap_step_len_102+0xb7>
movl   $0x4,-0x4(%rbp)
mov    -0x4(%rbp),%eax
pop    %rbp
ret

x86 assembly (clang, -O2):
<seq_utils_remap_step_len_102>:
mov    $0x4,%eax
cmp    $0xa,%edi
ja     1117 <seq_utils_remap_step_len_102+0x17>
movslq %edi,%rax
lea    0xeec(%rip),%rcx
mov    (%rcx,%rax,4),%eax
ret

LLVM IR (-O0):
define i32 @seq_utils_remap_step_len_102(i32 %0) {
%2 = alloca i32
%3 = alloca i32
store i32 %0, i32* %3
%4 = load i32, i32* %3
switch i32 %4, label %16 [
i32 0, label %5
i32 1, label %6
i32 2, label %7
i32 3, label %8
i32 4, label %9
i32 5, label %10
i32 6, label %11
i32 7, label %12
i32 8, label %13
i32 9, label %14
i32 10, label %15
]
5: ; preds = %1
store i32 1, i32* %2
br label %17
6: ; preds = %1
store i32 3, i32* %2
br label %17
7: ; preds = %1
store i32 4, i32* %2
br label %17
8: ; preds = %1
store i32 6, i32* %2
br label %17
9: ; preds = %1
store i32 7, i32* %2
br label %17
10: ; preds = %1
store i32 9, i32* %2
br label %17
11: ; preds = %1
store i32 10, i32* %2
br label %17
12: ; preds = %1
store i32 12, i32* %2
br label %17
13: ; preds = %1
store i32 13, i32* %2
br label %17
14: ; preds = %1
store i32 15, i32* %2
br label %17
15: ; preds = %1
store i32 16, i32* %2
br label %17
16: ; preds = %1
store i32 4, i32* %2
br label %17
17: ; preds = %16, %15, %14, %13, %12, %11, %10, %9, %8, %7, %6, %5
%18 = load i32, i32* %2
ret i32 %18
}

LLVM IR (-O2):
@switch.table.seq_utils_remap_step_len_102 = [11 x i32] [i32 1, i32 3, i32 4, i32 6, i32 7, i32 9, i32 10, i32 12, i32 13, i32 15, i32 16]
define i32 @seq_utils_remap_step_len_102(i32 %0) {
%2 = icmp ult i32 %0, 11
br i1 %2, label %3, label %7
3: ; preds = %1
%4 = sext i32 %0 to i64
%5 = getelementptr inbounds [11 x i32], [11 x i32]* @switch.table.seq_utils_remap_step_len_102, i64 0, i64 %4
%6 = load i32, i32* %5
br label %7
7: ; preds = %1, %3
%8 = phi i32 [ %6, %3 ], [ 4, %1 ]
ret i32 %8
}