#define NULL ((void *)0)
typedef unsigned long size_t; // Customize by platform.
typedef long intptr_t;
typedef unsigned long uintptr_t;
typedef long scalar_t__; // Either arithmetic or pointer type.
/* By default, we understand bool (as a convenience). */
typedef int bool;
#define false 0
#define true 1

/* Forward declarations */

/* Type definitions */

/* Variables and functions */
double celscon(float);
int /*<<< orphan*/ printf(char *, ...);
int main() {
  float f;
  int step = 20;
  printf("+------------+---------+\n");
  printf("| Fahrenheit | Celsius |\n");
  printf("+------------+---------+\n");
  for (f = 0; f <= 300; f = f + step) {
    printf("|%11.1f |%8.1f |\n", f, celscon(f));
  }
  printf("+------------+---------+\n");
  return 0;
}


x86 assembly (clang, -O0):
<main>:
push   %rbp
mov    %rsp,%rbp
sub    $0x20,%rsp
movl   $0x0,-0x4(%rbp)
movl   $0x14,-0xc(%rbp)
lea    0xec7(%rip),%rdi
mov    $0x0,%al
call   1030 <printf@plt>
lea    0xed3(%rip),%rdi
mov    $0x0,%al
call   1030 <printf@plt>
lea    0xeab(%rip),%rdi
mov    $0x0,%al
call   1030 <printf@plt>
xorps  %xmm0,%xmm0
movss  %xmm0,-0x8(%rbp)
movss  0xe90(%rip),%xmm0
ucomiss -0x8(%rbp),%xmm0
jb     11c0 <main+0xa0>
movss  -0x8(%rbp),%xmm0
cvtss2sd %xmm0,%xmm0
movsd  %xmm0,-0x18(%rbp)
movss  -0x8(%rbp),%xmm0
call   1040 <celscon@plt>
movaps %xmm0,%xmm1
movsd  -0x18(%rbp),%xmm0
lea    0xe97(%rip),%rdi
mov    $0x2,%al
call   1030 <printf@plt>
movss  -0x8(%rbp),%xmm0
cvtsi2ssl -0xc(%rbp),%xmm1
addss  %xmm1,%xmm0
movss  %xmm0,-0x8(%rbp)
jmp    1168 <main+0x48>
lea    0xe3d(%rip),%rdi
mov    $0x0,%al
call   1030 <printf@plt>
xor    %eax,%eax
add    $0x20,%rsp
pop    %rbp
ret

x86 assembly (clang, -O2):
<main>:
push   %r14
push   %rbx
push   %rax
lea    0xfa8(%rip),%r14
mov    %r14,%rdi
call   1030 <puts@plt>
lea    0xf80(%rip),%rdi
call   1030 <puts@plt>
mov    %r14,%rdi
call   1030 <puts@plt>
xorps  %xmm0,%xmm0
call   1050 <celscon@plt>
movaps %xmm0,%xmm1
lea    0xf4f(%rip),%rbx
xorps  %xmm0,%xmm0
mov    %rbx,%rdi
mov    $0x2,%al
call   1040 <printf@plt>
movss  0xe82(%rip),%xmm0
call   1050 <celscon@plt>
movaps %xmm0,%xmm1
movsd  0xeb2(%rip),%xmm0
mov    %rbx,%rdi
mov    $0x2,%al
call   1040 <printf@plt>
movss  0xe64(%rip),%xmm0
call   1050 <celscon@plt>
movaps %xmm0,%xmm1
movsd  0xe98(%rip),%xmm0
mov    %rbx,%rdi
mov    $0x2,%al
call   1040 <printf@plt>
movss  0xe46(%rip),%xmm0
call   1050 <celscon@plt>
movaps %xmm0,%xmm1
movsd  0xe7e(%rip),%xmm0
mov    %rbx,%rdi
mov    $0x2,%al
call   1040 <printf@plt>
movss  0xe28(%rip),%xmm0
call   1050 <celscon@plt>
movaps %xmm0,%xmm1
movsd  0xe64(%rip),%xmm0
mov    %rbx,%rdi
mov    $0x2,%al
call   1040 <printf@plt>
movss  0xe0a(%rip),%xmm0
call   1050 <celscon@plt>
movaps %xmm0,%xmm1
movsd  0xe4a(%rip),%xmm0
mov    %rbx,%rdi
mov    $0x2,%al
call   1040 <printf@plt>
movss  0xdec(%rip),%xmm0
call   1050 <celscon@plt>
movaps %xmm0,%xmm1
movsd  0xe30(%rip),%xmm0
mov    %rbx,%rdi
mov    $0x2,%al
call   1040 <printf@plt>
movss  0xdce(%rip),%xmm0
call   1050 <celscon@plt>
movaps %xmm0,%xmm1
movsd  0xe16(%rip),%xmm0
mov    %rbx,%rdi
mov    $0x2,%al
call   1040 <printf@plt>
movss  0xdb0(%rip),%xmm0
call   1050 <celscon@plt>
movaps %xmm0,%xmm1
movsd  0xdfc(%rip),%xmm0
mov    %rbx,%rdi
mov    $0x2,%al
call   1040 <printf@plt>
movss  0xd92(%rip),%xmm0
call   1050 <celscon@plt>
movaps %xmm0,%xmm1
movsd  0xde2(%rip),%xmm0
mov    %rbx,%rdi
mov    $0x2,%al
call   1040 <printf@plt>
movss  0xd74(%rip),%xmm0
call   1050 <celscon@plt>
movaps %xmm0,%xmm1
movsd  0xdc8(%rip),%xmm0
mov    %rbx,%rdi
mov    $0x2,%al
call   1040 <printf@plt>
movss  0xd56(%rip),%xmm0
call   1050 <celscon@plt>
movaps %xmm0,%xmm1
movsd  0xdae(%rip),%xmm0
mov    %rbx,%rdi
mov    $0x2,%al
call   1040 <printf@plt>
movss  0xd38(%rip),%xmm0
call   1050 <celscon@plt>
movaps %xmm0,%xmm1
movsd  0xd94(%rip),%xmm0
mov    %rbx,%rdi
mov    $0x2,%al
call   1040 <printf@plt>
movss  0xd1a(%rip),%xmm0
call   1050 <celscon@plt>
movaps %xmm0,%xmm1
movsd  0xd7a(%rip),%xmm0
mov    %rbx,%rdi
mov    $0x2,%al
call   1040 <printf@plt>
movss  0xcfc(%rip),%xmm0
call   1050 <celscon@plt>
movaps %xmm0,%xmm1
movsd  0xd60(%rip),%xmm0
mov    %rbx,%rdi
mov    $0x2,%al
call   1040 <printf@plt>
movss  0xcde(%rip),%xmm0
call   1050 <celscon@plt>
movaps %xmm0,%xmm1
movsd  0xd46(%rip),%xmm0
mov    %rbx,%rdi
mov    $0x2,%al
call   1040 <printf@plt>
mov    %r14,%rdi
call   1030 <puts@plt>
xor    %eax,%eax
add    $0x8,%rsp
pop    %rbx
pop    %r14
ret

LLVM IR (-O0):
@.str = [26 x i8] c"+------------+---------+\0A\00"
@.str.1 = [26 x i8] c"| Fahrenheit | Celsius |\0A\00"
@.str.2 = [18 x i8] c"|%11.1f |%8.1f |\0A\00"
define i32 @main() {
%1 = alloca i32
%2 = alloca float
%3 = alloca i32
store i32 0, i32* %1
store i32 20, i32* %3
%4 = call i32 (i8*, ...) @printf(i8* getelementptr inbounds ([26 x i8], [26 x i8]* @.str, i64 0, i64 0))
%5 = call i32 (i8*, ...) @printf(i8* getelementptr inbounds ([26 x i8], [26 x i8]* @.str.1, i64 0, i64 0))
%6 = call i32 (i8*, ...) @printf(i8* getelementptr inbounds ([26 x i8], [26 x i8]* @.str, i64 0, i64 0))
store float 0.000000e+00, float* %2
br label %7
7: ; preds = %16, %0
%8 = load float, float* %2
%9 = fcmp ole float %8, 3.000000e+02
br i1 %9, label %10, label %21
10: ; preds = %7
%11 = load float, float* %2
%12 = fpext float %11 to double
%13 = load float, float* %2
%14 = call double @celscon(float %13)
%15 = call i32 (i8*, ...) @printf(i8* getelementptr inbounds ([18 x i8], [18 x i8]* @.str.2, i64 0, i64 0), double %12, double %14)
br label %16
16: ; preds = %10
%17 = load float, float* %2
%18 = load i32, i32* %3
%19 = sitofp i32 %18 to float
%20 = fadd float %17, %19
store float %20, float* %2
br label %7
21: ; preds = %7
%22 = call i32 (i8*, ...) @printf(i8* getelementptr inbounds ([26 x i8], [26 x i8]* @.str, i64 0, i64 0))
ret i32 0
}

LLVM IR (-O2):
@.str.2 = [18 x i8] c"|%11.1f |%8.1f |\0A\00"
@str.3 = [25 x i8] c"| Fahrenheit | Celsius |\00"
@str.5 = [25 x i8] c"+------------+---------+\00"
define i32 @main() {
%1 = tail call i32 @puts(i8* dereferenceable(1) getelementptr inbounds ([25 x i8], [25 x i8]* @str.5, i64 0, i64 0))
%2 = tail call i32 @puts(i8* dereferenceable(1) getelementptr inbounds ([25 x i8], [25 x i8]* @str.3, i64 0, i64 0))
%3 = tail call i32 @puts(i8* dereferenceable(1) getelementptr inbounds ([25 x i8], [25 x i8]* @str.5, i64 0, i64 0))
%4 = tail call double @celscon(float 0.000000e+00)
%5 = tail call i32 (i8*, ...) @printf(i8* dereferenceable(1) getelementptr inbounds ([18 x i8], [18 x i8]* @.str.2, i64 0, i64 0), double 0.000000e+00, double %4)
%6 = tail call double @celscon(float 2.000000e+01)
%7 = tail call i32 (i8*, ...) @printf(i8* dereferenceable(1) getelementptr inbounds ([18 x i8], [18 x i8]* @.str.2, i64 0, i64 0), double 2.000000e+01, double %6)
%8 = tail call double @celscon(float 4.000000e+01)
%9 = tail call i32 (i8*, ...) @printf(i8* dereferenceable(1) getelementptr inbounds ([18 x i8], [18 x i8]* @.str.2, i64 0, i64 0), double 4.000000e+01, double %8)
%10 = tail call double @celscon(float 6.000000e+01)
%11 = tail call i32 (i8*, ...) @printf(i8* dereferenceable(1) getelementptr inbounds ([18 x i8], [18 x i8]* @.str.2, i64 0, i64 0), double 6.000000e+01, double %10)
%12 = tail call double @celscon(float 8.000000e+01)
%13 = tail call i32 (i8*, ...) @printf(i8* dereferenceable(1) getelementptr inbounds ([18 x i8], [18 x i8]* @.str.2, i64 0, i64 0), double 8.000000e+01, double %12)
%14 = tail call double @celscon(float 1.000000e+02)
%15 = tail call i32 (i8*, ...) @printf(i8* dereferenceable(1) getelementptr inbounds ([18 x i8], [18 x i8]* @.str.2, i64 0, i64 0), double 1.000000e+02, double %14)
%16 = tail call double @celscon(float 1.200000e+02)
%17 = tail call i32 (i8*, ...) @printf(i8* dereferenceable(1) getelementptr inbounds ([18 x i8], [18 x i8]* @.str.2, i64 0, i64 0), double 1.200000e+02, double %16)
%18 = tail call double @celscon(float 1.400000e+02)
%19 = tail call i32 (i8*, ...) @printf(i8* dereferenceable(1) getelementptr inbounds ([18 x i8], [18 x i8]* @.str.2, i64 0, i64 0), double 1.400000e+02, double %18)
%20 = tail call double @celscon(float 1.600000e+02)
%21 = tail call i32 (i8*, ...) @printf(i8* dereferenceable(1) getelementptr inbounds ([18 x i8], [18 x i8]* @.str.2, i64 0, i64 0), double 1.600000e+02, double %20)
%22 = tail call double @celscon(float 1.800000e+02)
%23 = tail call i32 (i8*, ...) @printf(i8* dereferenceable(1) getelementptr inbounds ([18 x i8], [18 x i8]* @.str.2, i64 0, i64 0), double 1.800000e+02, double %22)
%24 = tail call double @celscon(float 2.000000e+02)
%25 = tail call i32 (i8*, ...) @printf(i8* dereferenceable(1) getelementptr inbounds ([18 x i8], [18 x i8]* @.str.2, i64 0, i64 0), double 2.000000e+02, double %24)
%26 = tail call double @celscon(float 2.200000e+02)
%27 = tail call i32 (i8*, ...) @printf(i8* dereferenceable(1) getelementptr inbounds ([18 x i8], [18 x i8]* @.str.2, i64 0, i64 0), double 2.200000e+02, double %26)
%28 = tail call double @celscon(float 2.400000e+02)
%29 = tail call i32 (i8*, ...) @printf(i8* dereferenceable(1) getelementptr inbounds ([18 x i8], [18 x i8]* @.str.2, i64 0, i64 0), double 2.400000e+02, double %28)
%30 = tail call double @celscon(float 2.600000e+02)
%31 = tail call i32 (i8*, ...) @printf(i8* dereferenceable(1) getelementptr inbounds ([18 x i8], [18 x i8]* @.str.2, i64 0, i64 0), double 2.600000e+02, double %30)
%32 = tail call double @celscon(float 2.800000e+02)
%33 = tail call i32 (i8*, ...) @printf(i8* dereferenceable(1) getelementptr inbounds ([18 x i8], [18 x i8]* @.str.2, i64 0, i64 0), double 2.800000e+02, double %32)
%34 = tail call double @celscon(float 3.000000e+02)
%35 = tail call i32 (i8*, ...) @printf(i8* dereferenceable(1) getelementptr inbounds ([18 x i8], [18 x i8]* @.str.2, i64 0, i64 0), double 3.000000e+02, double %34)
%36 = tail call i32 @puts(i8* dereferenceable(1) getelementptr inbounds ([25 x i8], [25 x i8]* @str.5, i64 0, i64 0))
ret i32 0
}