#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 */
int /*<<< orphan*/ exit(int);
int /*<<< orphan*/ fprintf(int /*<<< orphan*/, char *, ...);
int /*<<< orphan*/ stderr;
void usage(char *s) {
  fprintf(stderr, "usage: gf_methods w -BADC -LUMDRB\n");
  fprintf(stderr, "\n");
  fprintf(stderr, "       w can be 1-32, 64, 128\n");
  fprintf(stderr, "\n");
  fprintf(stderr, "       -B lists basic methods that are useful\n");
  fprintf(stderr, "       -A does a nearly exhaustive listing\n");
  fprintf(stderr, "       -D adds EUCLID and MATRIX division\n");
  fprintf(stderr, "       -C adds CAUCHY when possible\n");
  fprintf(stderr, "       Combinations are fine.\n");
  fprintf(stderr, "\n");
  fprintf(stderr, "       -L Simply lists methods\n");
  fprintf(stderr, "       -U Produces calls to gf_unit\n");
  fprintf(
      stderr,
      "       -M Produces calls to time_tool.sh for single multiplications\n");
  fprintf(stderr,
          "       -D Produces calls to time_tool.sh for single divisions\n");
  fprintf(
      stderr,
      "       -R Produces calls to time_tool.sh for region multiplications\n");
  fprintf(stderr, "       -B Produces calls to time_tool.sh for the fastest "
                  "region multiplications\n");
  fprintf(stderr, "       Cannot combine L, U, T.\n");
  if (s != NULL) {
    fprintf(stderr, "\n");
    fprintf(stderr, "%s\n", s);
  }
  exit(1);
}


x86 assembly (clang, -O0):
<usage>:
push   %rbp
mov    %rsp,%rbp
sub    $0x10,%rsp
mov    %rdi,-0x8(%rbp)
mov    0x2ead(%rip),%rax
mov    (%rax),%edi
lea    0xec4(%rip),%rsi
mov    $0x0,%al
call   1030 <fprintf@plt>
mov    0x2e96(%rip),%rax
mov    (%rax),%edi
lea    0x1136(%rip),%rsi
mov    $0x0,%al
call   1030 <fprintf@plt>
mov    0x2e7f(%rip),%rax
mov    (%rax),%edi
lea    0xeb9(%rip),%rsi
mov    $0x0,%al
call   1030 <fprintf@plt>
mov    0x2e68(%rip),%rax
mov    (%rax),%edi
lea    0x1108(%rip),%rsi
mov    $0x0,%al
call   1030 <fprintf@plt>
mov    0x2e51(%rip),%rax
mov    (%rax),%edi
lea    0xeaa(%rip),%rsi
mov    $0x0,%al
call   1030 <fprintf@plt>
mov    0x2e3a(%rip),%rax
mov    (%rax),%edi
lea    0xec2(%rip),%rsi
mov    $0x0,%al
call   1030 <fprintf@plt>
mov    0x2e23(%rip),%rax
mov    (%rax),%edi
lea    0xed7(%rip),%rsi
mov    $0x0,%al
call   1030 <fprintf@plt>
mov    0x2e0c(%rip),%rax
mov    (%rax),%edi
lea    0xeeb(%rip),%rsi
mov    $0x0,%al
call   1030 <fprintf@plt>
mov    0x2df5(%rip),%rax
mov    (%rax),%edi
lea    0xef9(%rip),%rsi
mov    $0x0,%al
call   1030 <fprintf@plt>
mov    0x2dde(%rip),%rax
mov    (%rax),%edi
lea    0x107e(%rip),%rsi
mov    $0x0,%al
call   1030 <fprintf@plt>
mov    0x2dc7(%rip),%rax
mov    (%rax),%edi
lea    0xeea(%rip),%rsi
mov    $0x0,%al
call   1030 <fprintf@plt>
mov    0x2db0(%rip),%rax
mov    (%rax),%edi
lea    0xef3(%rip),%rsi
mov    $0x0,%al
call   1030 <fprintf@plt>
mov    0x2d99(%rip),%rax
mov    (%rax),%edi
lea    0xf01(%rip),%rsi
mov    $0x0,%al
call   1030 <fprintf@plt>
mov    0x2d82(%rip),%rax
mov    (%rax),%edi
lea    0xf2f(%rip),%rsi
mov    $0x0,%al
call   1030 <fprintf@plt>
mov    0x2d6b(%rip),%rax
mov    (%rax),%edi
lea    0xf57(%rip),%rsi
mov    $0x0,%al
call   1030 <fprintf@plt>
mov    0x2d54(%rip),%rax
mov    (%rax),%edi
lea    0xf85(%rip),%rsi
mov    $0x0,%al
call   1030 <fprintf@plt>
mov    0x2d3d(%rip),%rax
mov    (%rax),%edi
lea    0xfbf(%rip),%rsi
mov    $0x0,%al
call   1030 <fprintf@plt>
cmpq   $0x0,-0x8(%rbp)
je     12f0 <usage+0x1d0>
mov    0x2d1b(%rip),%rax
mov    (%rax),%edi
lea    0xfbb(%rip),%rsi
mov    $0x0,%al
call   1030 <fprintf@plt>
mov    0x2d04(%rip),%rax
mov    (%rax),%edi
mov    -0x8(%rbp),%rdx
lea    0xfa2(%rip),%rsi
mov    $0x0,%al
call   1030 <fprintf@plt>
mov    $0x1,%edi
call   1040 <exit@plt>

x86 assembly (clang, -O2):
<usage>:
push   %r15
push   %r14
push   %rbx
mov    %rdi,%r14
mov    0x2eb1(%rip),%rbx
mov    (%rbx),%edi
lea    0xec8(%rip),%rsi
xor    %eax,%eax
call   1030 <fprintf@plt>
mov    (%rbx),%edi
lea    0x1141(%rip),%r15
mov    %r15,%rsi
xor    %eax,%eax
call   1030 <fprintf@plt>
mov    (%rbx),%edi
lea    0xec8(%rip),%rsi
xor    %eax,%eax
call   1030 <fprintf@plt>
mov    (%rbx),%edi
mov    %r15,%rsi
xor    %eax,%eax
call   1030 <fprintf@plt>
mov    (%rbx),%edi
lea    0xecb(%rip),%rsi
xor    %eax,%eax
call   1030 <fprintf@plt>
mov    (%rbx),%edi
lea    0xeea(%rip),%rsi
xor    %eax,%eax
call   1030 <fprintf@plt>
mov    (%rbx),%edi
lea    0xf06(%rip),%rsi
xor    %eax,%eax
call   1030 <fprintf@plt>
mov    (%rbx),%edi
lea    0xf21(%rip),%rsi
xor    %eax,%eax
call   1030 <fprintf@plt>
mov    (%rbx),%edi
lea    0xf36(%rip),%rsi
xor    %eax,%eax
call   1030 <fprintf@plt>
mov    (%rbx),%edi
mov    %r15,%rsi
xor    %eax,%eax
call   1030 <fprintf@plt>
mov    (%rbx),%edi
lea    0xf39(%rip),%rsi
xor    %eax,%eax
call   1030 <fprintf@plt>
mov    (%rbx),%edi
lea    0xf49(%rip),%rsi
xor    %eax,%eax
call   1030 <fprintf@plt>
mov    (%rbx),%edi
lea    0xf5e(%rip),%rsi
xor    %eax,%eax
call   1030 <fprintf@plt>
mov    (%rbx),%edi
lea    0xf93(%rip),%rsi
xor    %eax,%eax
call   1030 <fprintf@plt>
mov    (%rbx),%edi
lea    0xfc2(%rip),%rsi
xor    %eax,%eax
call   1030 <fprintf@plt>
mov    (%rbx),%edi
lea    0xff7(%rip),%rsi
xor    %eax,%eax
call   1030 <fprintf@plt>
mov    (%rbx),%edi
lea    0x1038(%rip),%rsi
xor    %eax,%eax
call   1030 <fprintf@plt>
test   %r14,%r14
je     1262 <usage+0x142>
mov    (%rbx),%edi
lea    0x1041(%rip),%rsi
xor    %eax,%eax
call   1030 <fprintf@plt>
mov    (%rbx),%edi
lea    0x1033(%rip),%rsi
mov    %r14,%rdx
xor    %eax,%eax
call   1030 <fprintf@plt>
mov    $0x1,%edi
call   1040 <exit@plt>

LLVM IR (-O0):
@stderr = global i32 0
@.str = [35 x i8] c"usage: gf_methods w -BADC -LUMDRB\0A\00"
@.str.1 = [2 x i8] c"\0A\00"
@.str.2 = [31 x i8] c" w can be 1-32, 64, 128\0A\00"
@.str.3 = [47 x i8] c" -B lists basic methods that are useful\0A\00"
@.str.4 = [44 x i8] c" -A does a nearly exhaustive listing\0A\00"
@.str.5 = [43 x i8] c" -D adds EUCLID and MATRIX division\0A\00"
@.str.6 = [37 x i8] c" -C adds CAUCHY when possible\0A\00"
@.str.7 = [31 x i8] c" Combinations are fine.\0A\00"
@.str.8 = [32 x i8] c" -L Simply lists methods\0A\00"
@.str.9 = [37 x i8] c" -U Produces calls to gf_unit\0A\00"
@.str.10 = [69 x i8] c" -M Produces calls to time_tool.sh for single multiplications\0A\00"
@.str.11 = [63 x i8] c" -D Produces calls to time_tool.sh for single divisions\0A\00"
@.str.12 = [69 x i8] c" -R Produces calls to time_tool.sh for region multiplications\0A\00"
@.str.13 = [81 x i8] c" -B Produces calls to time_tool.sh for the fastest region multiplications\0A\00"
@.str.14 = [32 x i8] c" Cannot combine L, U, T.\0A\00"
@.str.15 = [4 x i8] c"%s\0A\00"
define void @usage(i8* %0) {
%2 = alloca i8*
store i8* %0, i8** %2
%3 = load i32, i32* @stderr
%4 = call i32 (i32, i8*, ...) @fprintf(i32 %3, i8* getelementptr inbounds ([35 x i8], [35 x i8]* @.str, i64 0, i64 0))
%5 = load i32, i32* @stderr
%6 = call i32 (i32, i8*, ...) @fprintf(i32 %5, i8* getelementptr inbounds ([2 x i8], [2 x i8]* @.str.1, i64 0, i64 0))
%7 = load i32, i32* @stderr
%8 = call i32 (i32, i8*, ...) @fprintf(i32 %7, i8* getelementptr inbounds ([31 x i8], [31 x i8]* @.str.2, i64 0, i64 0))
%9 = load i32, i32* @stderr
%10 = call i32 (i32, i8*, ...) @fprintf(i32 %9, i8* getelementptr inbounds ([2 x i8], [2 x i8]* @.str.1, i64 0, i64 0))
%11 = load i32, i32* @stderr
%12 = call i32 (i32, i8*, ...) @fprintf(i32 %11, i8* getelementptr inbounds ([47 x i8], [47 x i8]* @.str.3, i64 0, i64 0))
%13 = load i32, i32* @stderr
%14 = call i32 (i32, i8*, ...) @fprintf(i32 %13, i8* getelementptr inbounds ([44 x i8], [44 x i8]* @.str.4, i64 0, i64 0))
%15 = load i32, i32* @stderr
%16 = call i32 (i32, i8*, ...) @fprintf(i32 %15, i8* getelementptr inbounds ([43 x i8], [43 x i8]* @.str.5, i64 0, i64 0))
%17 = load i32, i32* @stderr
%18 = call i32 (i32, i8*, ...) @fprintf(i32 %17, i8* getelementptr inbounds ([37 x i8], [37 x i8]* @.str.6, i64 0, i64 0))
%19 = load i32, i32* @stderr
%20 = call i32 (i32, i8*, ...) @fprintf(i32 %19, i8* getelementptr inbounds ([31 x i8], [31 x i8]* @.str.7, i64 0, i64 0))
%21 = load i32, i32* @stderr
%22 = call i32 (i32, i8*, ...) @fprintf(i32 %21, i8* getelementptr inbounds ([2 x i8], [2 x i8]* @.str.1, i64 0, i64 0))
%23 = load i32, i32* @stderr
%24 = call i32 (i32, i8*, ...) @fprintf(i32 %23, i8* getelementptr inbounds ([32 x i8], [32 x i8]* @.str.8, i64 0, i64 0))
%25 = load i32, i32* @stderr
%26 = call i32 (i32, i8*, ...) @fprintf(i32 %25, i8* getelementptr inbounds ([37 x i8], [37 x i8]* @.str.9, i64 0, i64 0))
%27 = load i32, i32* @stderr
%28 = call i32 (i32, i8*, ...) @fprintf(i32 %27, i8* getelementptr inbounds ([69 x i8], [69 x i8]* @.str.10, i64 0, i64 0))
%29 = load i32, i32* @stderr
%30 = call i32 (i32, i8*, ...) @fprintf(i32 %29, i8* getelementptr inbounds ([63 x i8], [63 x i8]* @.str.11, i64 0, i64 0))
%31 = load i32, i32* @stderr
%32 = call i32 (i32, i8*, ...) @fprintf(i32 %31, i8* getelementptr inbounds ([69 x i8], [69 x i8]* @.str.12, i64 0, i64 0))
%33 = load i32, i32* @stderr
%34 = call i32 (i32, i8*, ...) @fprintf(i32 %33, i8* getelementptr inbounds ([81 x i8], [81 x i8]* @.str.13, i64 0, i64 0))
%35 = load i32, i32* @stderr
%36 = call i32 (i32, i8*, ...) @fprintf(i32 %35, i8* getelementptr inbounds ([32 x i8], [32 x i8]* @.str.14, i64 0, i64 0))
%37 = load i8*, i8** %2
%38 = icmp ne i8* %37, null
br i1 %38, label %39, label %45
39: ; preds = %1
%40 = load i32, i32* @stderr
%41 = call i32 (i32, i8*, ...) @fprintf(i32 %40, i8* getelementptr inbounds ([2 x i8], [2 x i8]* @.str.1, i64 0, i64 0))
%42 = load i32, i32* @stderr
%43 = load i8*, i8** %2
%44 = call i32 (i32, i8*, ...) @fprintf(i32 %42, i8* getelementptr inbounds ([4 x i8], [4 x i8]* @.str.15, i64 0, i64 0), i8* %43)
br label %45
45: ; preds = %39, %1
%46 = call i32 @exit(i32 1)
unreachable
}

LLVM IR (-O2):
@stderr = global i32 0
@.str = [35 x i8] c"usage: gf_methods w -BADC -LUMDRB\0A\00"
@.str.1 = [2 x i8] c"\0A\00"
@.str.2 = [31 x i8] c" w can be 1-32, 64, 128\0A\00"
@.str.3 = [47 x i8] c" -B lists basic methods that are useful\0A\00"
@.str.4 = [44 x i8] c" -A does a nearly exhaustive listing\0A\00"
@.str.5 = [43 x i8] c" -D adds EUCLID and MATRIX division\0A\00"
@.str.6 = [37 x i8] c" -C adds CAUCHY when possible\0A\00"
@.str.7 = [31 x i8] c" Combinations are fine.\0A\00"
@.str.8 = [32 x i8] c" -L Simply lists methods\0A\00"
@.str.9 = [37 x i8] c" -U Produces calls to gf_unit\0A\00"
@.str.10 = [69 x i8] c" -M Produces calls to time_tool.sh for single multiplications\0A\00"
@.str.11 = [63 x i8] c" -D Produces calls to time_tool.sh for single divisions\0A\00"
@.str.12 = [69 x i8] c" -R Produces calls to time_tool.sh for region multiplications\0A\00"
@.str.13 = [81 x i8] c" -B Produces calls to time_tool.sh for the fastest region multiplications\0A\00"
@.str.14 = [32 x i8] c" Cannot combine L, U, T.\0A\00"
@.str.15 = [4 x i8] c"%s\0A\00"
define void @usage(i8* %0) {
%2 = load i32, i32* @stderr
%3 = tail call i32 (i32, i8*, ...) @fprintf(i32 %2, i8* getelementptr inbounds ([35 x i8], [35 x i8]* @.str, i64 0, i64 0))
%4 = load i32, i32* @stderr
%5 = tail call i32 (i32, i8*, ...) @fprintf(i32 %4, i8* getelementptr inbounds ([2 x i8], [2 x i8]* @.str.1, i64 0, i64 0))
%6 = load i32, i32* @stderr
%7 = tail call i32 (i32, i8*, ...) @fprintf(i32 %6, i8* getelementptr inbounds ([31 x i8], [31 x i8]* @.str.2, i64 0, i64 0))
%8 = load i32, i32* @stderr
%9 = tail call i32 (i32, i8*, ...) @fprintf(i32 %8, i8* getelementptr inbounds ([2 x i8], [2 x i8]* @.str.1, i64 0, i64 0))
%10 = load i32, i32* @stderr
%11 = tail call i32 (i32, i8*, ...) @fprintf(i32 %10, i8* getelementptr inbounds ([47 x i8], [47 x i8]* @.str.3, i64 0, i64 0))
%12 = load i32, i32* @stderr
%13 = tail call i32 (i32, i8*, ...) @fprintf(i32 %12, i8* getelementptr inbounds ([44 x i8], [44 x i8]* @.str.4, i64 0, i64 0))
%14 = load i32, i32* @stderr
%15 = tail call i32 (i32, i8*, ...) @fprintf(i32 %14, i8* getelementptr inbounds ([43 x i8], [43 x i8]* @.str.5, i64 0, i64 0))
%16 = load i32, i32* @stderr
%17 = tail call i32 (i32, i8*, ...) @fprintf(i32 %16, i8* getelementptr inbounds ([37 x i8], [37 x i8]* @.str.6, i64 0, i64 0))
%18 = load i32, i32* @stderr
%19 = tail call i32 (i32, i8*, ...) @fprintf(i32 %18, i8* getelementptr inbounds ([31 x i8], [31 x i8]* @.str.7, i64 0, i64 0))
%20 = load i32, i32* @stderr
%21 = tail call i32 (i32, i8*, ...) @fprintf(i32 %20, i8* getelementptr inbounds ([2 x i8], [2 x i8]* @.str.1, i64 0, i64 0))
%22 = load i32, i32* @stderr
%23 = tail call i32 (i32, i8*, ...) @fprintf(i32 %22, i8* getelementptr inbounds ([32 x i8], [32 x i8]* @.str.8, i64 0, i64 0))
%24 = load i32, i32* @stderr
%25 = tail call i32 (i32, i8*, ...) @fprintf(i32 %24, i8* getelementptr inbounds ([37 x i8], [37 x i8]* @.str.9, i64 0, i64 0))
%26 = load i32, i32* @stderr
%27 = tail call i32 (i32, i8*, ...) @fprintf(i32 %26, i8* getelementptr inbounds ([69 x i8], [69 x i8]* @.str.10, i64 0, i64 0))
%28 = load i32, i32* @stderr
%29 = tail call i32 (i32, i8*, ...) @fprintf(i32 %28, i8* getelementptr inbounds ([63 x i8], [63 x i8]* @.str.11, i64 0, i64 0))
%30 = load i32, i32* @stderr
%31 = tail call i32 (i32, i8*, ...) @fprintf(i32 %30, i8* getelementptr inbounds ([69 x i8], [69 x i8]* @.str.12, i64 0, i64 0))
%32 = load i32, i32* @stderr
%33 = tail call i32 (i32, i8*, ...) @fprintf(i32 %32, i8* getelementptr inbounds ([81 x i8], [81 x i8]* @.str.13, i64 0, i64 0))
%34 = load i32, i32* @stderr
%35 = tail call i32 (i32, i8*, ...) @fprintf(i32 %34, i8* getelementptr inbounds ([32 x i8], [32 x i8]* @.str.14, i64 0, i64 0))
%36 = icmp eq i8* %0, null
br i1 %36, label %42, label %37
37: ; preds = %1
%38 = load i32, i32* @stderr
%39 = tail call i32 (i32, i8*, ...) @fprintf(i32 %38, i8* getelementptr inbounds ([2 x i8], [2 x i8]* @.str.1, i64 0, i64 0))
%40 = load i32, i32* @stderr
%41 = tail call i32 (i32, i8*, ...) @fprintf(i32 %40, i8* getelementptr inbounds ([4 x i8], [4 x i8]* @.str.15, i64 0, i64 0), i8* %0)
br label %42
42: ; preds = %37, %1
%43 = tail call i32 @exit(i32 1)
unreachable
}