#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*/ printf(char *);
void fdk_st_help(void) {
  printf(
      "\n\n	image = function('fdk,st,{arc|flat},back', nx,ny,nz, dx,dy,dz, "
      "\n		offset_x, offset_y, offset_z, mask2, \n		dso, "
      "dsd, ds, dt, offset_s, offset_t, proj, beta, nthread)\n\n	"
      "	image output is single [nx ny nz]\n		nx,ny,nz: (int32) "
      "image size\n		dx,dy,dz: (double) voxel size\n		"
      "offset_x,_y,_z: (double) center offset in pixels (usually 0)\n	"
      "	mask2: (uint8) [nx,ny] 2D support mask\n		dso: (double) "
      "distance from source to isocenter\n		dsd: (double) distance "
      "from source to detector\n		ds: (double) horizontal ray "
      "spacing\n		dt: (double) vertical ray spacing\n	"
      "	offset_s: (double) channel offset [pixels]\n		offset_t: "
      "(double) vertical offset on detector [pixels]\n		proj: (single) "
      "[ns nt na] projection view at angle beta\n		beta: (double) "
      "[na] source angle(s) [radians]\n\n");
}


x86 assembly (clang, -O0):
<fdk_st_help>:
push   %rbp
mov    %rsp,%rbp
lea    0xee5(%rip),%rdi
call   1030 <printf@plt>
pop    %rbp
ret

x86 assembly (clang, -O2):
<fdk_st_help>:
lea    0xee9(%rip),%rdi
jmp    1030 <puts@plt>

LLVM IR (-O0):
@.str = [756 x i8] c"\0A\0A\09image = function('fdk,st,{arc|flat},back', nx,ny,nz, dx,dy,dz, \0A\09\09offset_x, offset_y, offset_z, mask2, \0A\09\09dso, dsd, ds, dt, offset_s, offset_t, proj, beta, nthread)\0A\0A\09\09image output is single [nx ny nz]\0A\09\09nx,ny,nz: (int32) image size\0A\09\09dx,dy,dz: (double) voxel size\0A\09\09offset_x,_y,_z: (double) center offset in pixels (usually 0)\0A\09\09mask2: (uint8) [nx,ny] 2D support mask\0A\09\09dso: (double) distance from source to isocenter\0A\09\09dsd: (double) distance from source to detector\0A\09\09ds: (double) horizontal ray spacing\0A\09\09dt: (double) vertical ray spacing\0A\09\09offset_s: (double) channel offset [pixels]\0A\09\09offset_t: (double) vertical offset on detector [pixels]\0A\09\09proj: (single) [ns nt na] projection view at angle beta\0A\09\09beta: (double) [na] source angle(s) [radians]\0A\0A\00"
define void @fdk_st_help() {
%1 = call i32 @printf(i8* getelementptr inbounds ([756 x i8], [756 x i8]* @.str, i64 0, i64 0))
ret void
}

LLVM IR (-O2):
@str = [755 x i8] c"\0A\0A\09image = function('fdk,st,{arc|flat},back', nx,ny,nz, dx,dy,dz, \0A\09\09offset_x, offset_y, offset_z, mask2, \0A\09\09dso, dsd, ds, dt, offset_s, offset_t, proj, beta, nthread)\0A\0A\09\09image output is single [nx ny nz]\0A\09\09nx,ny,nz: (int32) image size\0A\09\09dx,dy,dz: (double) voxel size\0A\09\09offset_x,_y,_z: (double) center offset in pixels (usually 0)\0A\09\09mask2: (uint8) [nx,ny] 2D support mask\0A\09\09dso: (double) distance from source to isocenter\0A\09\09dsd: (double) distance from source to detector\0A\09\09ds: (double) horizontal ray spacing\0A\09\09dt: (double) vertical ray spacing\0A\09\09offset_s: (double) channel offset [pixels]\0A\09\09offset_t: (double) vertical offset on detector [pixels]\0A\09\09proj: (single) [ns nt na] projection view at angle beta\0A\09\09beta: (double) [na] source angle(s) [radians]\0A\00"
define void @fdk_st_help() {
%1 = tail call i32 @puts(i8* dereferenceable(1) getelementptr inbounds ([755 x i8], [755 x i8]* @str, i64 0, i64 0))
ret void
}