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#ifndef GALLIVM_P_H
#define GALLIVM_P_H
#ifdef MESA_LLVM
#include "gallivm.h"
#include "pipe/p_shader_tokens.h"
#include "pipe/p_compiler.h"
namespace llvm {
class Module;
}
#if defined __cplusplus
extern "C" {
#endif
enum gallivm_shader_type;
enum gallivm_vector_layout;
struct gallivm_interpolate {
int attrib;
int chan;
int type;
};
struct gallivm_ir {
llvm::Module *module;
int id;
enum gallivm_shader_type type;
enum gallivm_vector_layout layout;
int num_components;
int num_consts;
/* FIXME: this might not be enough for some shaders */
struct gallivm_interpolate interpolators[32*4];
int num_interp;
};
struct gallivm_prog {
llvm::Module *module;
void *function;
int id;
enum gallivm_shader_type type;
int num_consts;
/* FIXME: this might not be enough for some shaders */
struct gallivm_interpolate interpolators[32*4];
int num_interp;
};
static INLINE void gallivm_swizzle_components(int swizzle,
int *xc, int *yc,
int *zc, int *wc)
{
int x = swizzle / 1000; swizzle -= x * 1000;
int y = swizzle / 100; swizzle -= y * 100;
int z = swizzle / 10; swizzle -= z * 10;
int w = swizzle;
if (xc) *xc = x;
if (yc) *yc = y;
if (zc) *zc = z;
if (wc) *wc = w;
}
static INLINE boolean gallivm_is_swizzle(int swizzle)
{
const int NO_SWIZZLE = TGSI_SWIZZLE_X * 1000 + TGSI_SWIZZLE_Y * 100 +
TGSI_SWIZZLE_Z * 10 + TGSI_SWIZZLE_W;
return swizzle != NO_SWIZZLE;
}
static INLINE int gallivm_x_swizzle(int swizzle)
{
int x;
gallivm_swizzle_components(swizzle, &x, 0, 0, 0);
return x;
}
static INLINE int gallivm_y_swizzle(int swizzle)
{
int y;
gallivm_swizzle_components(swizzle, 0, &y, 0, 0);
return y;
}
static INLINE int gallivm_z_swizzle(int swizzle)
{
int z;
gallivm_swizzle_components(swizzle, 0, 0, &z, 0);
return z;
}
static INLINE int gallivm_w_swizzle(int swizzle)
{
int w;
gallivm_swizzle_components(swizzle, 0, 0, 0, &w);
return w;
}
#endif /* MESA_LLVM */
#if defined __cplusplus
}
#endif
#endif
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