gistfile1.txt

#define CP_USE_DOUBLES 1

#if CP_USE_DOUBLES
/// Chipmunk's floating point type.
/// Can be reconfigured at compile time.
	typedef double cpFloat;
	#define cpfsqrt sqrt
	#define cpfsin sin
	#define cpfcos cos
	#define cpfacos acos
	#define cpfatan2 atan2
	#define cpfmod fmod
	#define cpfexp exp
	#define cpfpow pow
	#define cpffloor floor
	#define cpfceil ceil
#else
	typedef float cpFloat;
	#define cpfsqrt sqrtf
	#define cpfsin sinf
	#define cpfcos cosf
	#define cpfacos acosf
	#define cpfatan2 atan2f
	#define cpfmod fmodf
	#define cpfexp expf
	#define cpfpow powf
	#define cpffloor floorf
	#define cpfceil ceilf
#endif

typedef struct cpVect{cpFloat x,y;} cpVect;

static inline cpVect cpv(const cpFloat x, const cpFloat y)
{
	cpVect v = {x, y};
	return v;
}

cpVect
cpvforangle(const cpFloat a)
{
	cpVect v = {cpfcos(a), cpfsin(a)};
	return v;
}

## output

	.globl	_cpvforangle
	.align	4, 0x90
_cpvforangle:                           ## @cpvforangle
Ltmp81:
	.cfi_startproc
Lfunc_begin3:
	.loc	1 55 0                  ## /Users/slembcke/Development/ChipmunkPro/Chipmunk/xcode/../src/cpVect.c:55:0
## BB#0:
	pushq	%rbp
Ltmp82:
	.cfi_def_cfa_offset 16
Ltmp83:
	.cfi_offset %rbp, -16
	movq	%rsp, %rbp
Ltmp84:
	.cfi_def_cfa_register %rbp
	##DEBUG_VALUE: cpvforangle:a <- XMM0+0
	.loc	1 56 25 prologue_end    ## /Users/slembcke/Development/ChipmunkPro/Chipmunk/xcode/../src/cpVect.c:56:25
Ltmp85:
	popq	%rbp
Ltmp86:
	.loc	1 54 27                 ## /Users/slembcke/Development/ChipmunkPro/Chipmunk/xcode/../src/cpVect.c:54:27
	jmp	_sin                    ## TAILCALL
Ltmp87:
Lfunc_end3:
Ltmp88:
	.cfi_endproc
Leh_func_end3: