intel: make template wrappers for the spans templates.

This is insanity, but so is copying the same blocks containing the actual
interesting code in the file three times each for the different tile formats.

1 files changed, 48 insertions, 187 deletions

diff --git a/src/mesa/drivers/dri/intel/intel_span.c b/src/mesa/drivers/dri/intel/intel_span.c
index bdd2fd9e85..b397fbebce 100644
--- a/src/mesa/drivers/dri/intel/intel_span.c
+++ b/src/mesa/drivers/dri/intel/intel_span.c
@@ -131,6 +131,18 @@ pwrite_8(struct intel_renderbuffer *irb, uint32_t offset, uint8_t val)
    dri_bo_subdata(irb->region->buffer, offset, 1, &val);
 }
 
+static uint32_t
+z24s8_to_s8z24(uint32_t val)
+{
+   return (val << 24) | (val >> 8);
+}
+
+static uint32_t
+s8z24_to_z24s8(uint32_t val)
+{
+   return (val >> 24) | (val << 8);
+}
+
 static uint32_t no_tile_swizzle(struct intel_renderbuffer *irb,
 				int x, int y)
 {
@@ -293,101 +305,29 @@ static uint32_t y_tile_swizzle(struct intel_renderbuffer *irb,
 #define X_TILE(_X, _Y) x_tile_swizzle(irb, (_X) + x_off, (_Y) + y_off)
 #define Y_TILE(_X, _Y) y_tile_swizzle(irb, (_X) + x_off, (_Y) + y_off)
 
-/* 16 bit, RGB565 color spanline and pixel functions
- */
-#define SPANTMP_PIXEL_FMT GL_RGB
-#define SPANTMP_PIXEL_TYPE GL_UNSIGNED_SHORT_5_6_5
-
-#define TAG(x)    intel##x##_RGB565
-#define TAG2(x,y) intel##x##_RGB565##y
-#define GET_VALUE(X, Y) pread_16(irb, NO_TILE(X, Y))
-#define PUT_VALUE(X, Y, V) pwrite_16(irb, NO_TILE(X, Y), V)
-#include "spantmp2.h"
-
-/* 32 bit, ARGB8888 color spanline and pixel functions
- */
-#define SPANTMP_PIXEL_FMT GL_BGRA
-#define SPANTMP_PIXEL_TYPE GL_UNSIGNED_INT_8_8_8_8_REV
-
-#define TAG(x)    intel##x##_ARGB8888
-#define TAG2(x,y) intel##x##_ARGB8888##y
-#define GET_VALUE(X, Y) pread_32(irb, NO_TILE(X, Y))
-#define PUT_VALUE(X, Y, V) pwrite_32(irb, NO_TILE(X, Y), V)
-#include "spantmp2.h"
-
-/* 32 bit, xRGB8888 color spanline and pixel functions
- */
-#define SPANTMP_PIXEL_FMT GL_BGRA
-#define SPANTMP_PIXEL_TYPE GL_UNSIGNED_INT_8_8_8_8_REV
-
-#define TAG(x)    intel##x##_xRGB8888
-#define TAG2(x,y) intel##x##_xRGB8888##y
-#define GET_VALUE(X, Y) pread_xrgb8888(irb, NO_TILE(X, Y))
-#define PUT_VALUE(X, Y, V) pwrite_xrgb8888(irb, NO_TILE(X, Y), V)
-#include "spantmp2.h"
-
-/* 16 bit RGB565 color tile spanline and pixel functions
- */
-
-#define SPANTMP_PIXEL_FMT GL_RGB
-#define SPANTMP_PIXEL_TYPE GL_UNSIGNED_SHORT_5_6_5
-
-#define TAG(x)    intel_XTile_##x##_RGB565
-#define TAG2(x,y) intel_XTile_##x##_RGB565##y
-#define GET_VALUE(X, Y) pread_16(irb, X_TILE(X, Y))
-#define PUT_VALUE(X, Y, V) pwrite_16(irb, X_TILE(X, Y), V)
-#include "spantmp2.h"
-
-#define SPANTMP_PIXEL_FMT GL_RGB
-#define SPANTMP_PIXEL_TYPE GL_UNSIGNED_SHORT_5_6_5
-
-#define TAG(x)    intel_YTile_##x##_RGB565
-#define TAG2(x,y) intel_YTile_##x##_RGB565##y
-#define GET_VALUE(X, Y) pread_16(irb, Y_TILE(X, Y))
-#define PUT_VALUE(X, Y, V) pwrite_16(irb, Y_TILE(X, Y), V)
-#include "spantmp2.h"
-
-/* 32 bit ARGB888 color tile spanline and pixel functions
- */
-
-#define SPANTMP_PIXEL_FMT GL_BGRA
-#define SPANTMP_PIXEL_TYPE GL_UNSIGNED_INT_8_8_8_8_REV
-
-#define TAG(x)    intel_XTile_##x##_ARGB8888
-#define TAG2(x,y) intel_XTile_##x##_ARGB8888##y
-#define GET_VALUE(X, Y) pread_32(irb, X_TILE(X, Y))
-#define PUT_VALUE(X, Y, V) pwrite_32(irb, X_TILE(X, Y), V)
-#include "spantmp2.h"
-
-#define SPANTMP_PIXEL_FMT GL_BGRA
-#define SPANTMP_PIXEL_TYPE GL_UNSIGNED_INT_8_8_8_8_REV
-
-#define TAG(x)    intel_YTile_##x##_ARGB8888
-#define TAG2(x,y) intel_YTile_##x##_ARGB8888##y
-#define GET_VALUE(X, Y) pread_32(irb, Y_TILE(X, Y))
-#define PUT_VALUE(X, Y, V) pwrite_32(irb, Y_TILE(X, Y), V)
-#include "spantmp2.h"
-
-/* 32 bit xRGB888 color tile spanline and pixel functions
- */
-
-#define SPANTMP_PIXEL_FMT GL_BGRA
-#define SPANTMP_PIXEL_TYPE GL_UNSIGNED_INT_8_8_8_8_REV
-
-#define TAG(x)    intel_XTile_##x##_xRGB8888
-#define TAG2(x,y) intel_XTile_##x##_xRGB8888##y
-#define GET_VALUE(X, Y) pread_xrgb8888(irb, X_TILE(X, Y))
-#define PUT_VALUE(X, Y, V) pwrite_xrgb8888(irb, X_TILE(X, Y), V)
-#include "spantmp2.h"
-
-#define SPANTMP_PIXEL_FMT GL_BGRA
-#define SPANTMP_PIXEL_TYPE GL_UNSIGNED_INT_8_8_8_8_REV
-
-#define TAG(x)    intel_YTile_##x##_xRGB8888
-#define TAG2(x,y) intel_YTile_##x##_xRGB8888##y
-#define GET_VALUE(X, Y) pread_xrgb8888(irb, Y_TILE(X, Y))
-#define PUT_VALUE(X, Y, V) pwrite_xrgb8888(irb, Y_TILE(X, Y), V)
-#include "spantmp2.h"
+/* r5g6b5 color span and pixel functions */
+#define INTEL_PIXEL_FMT GL_RGB
+#define INTEL_PIXEL_TYPE GL_UNSIGNED_SHORT_5_6_5
+#define INTEL_READ_VALUE(offset) pread_16(irb, offset)
+#define INTEL_WRITE_VALUE(offset, v) pwrite_16(irb, offset, v)
+#define INTEL_TAG(x) x##_RGB565
+#include "intel_spantmp.h"
+
+/* a8r8g8b8 color span and pixel functions */
+#define INTEL_PIXEL_FMT GL_BGRA
+#define INTEL_PIXEL_TYPE GL_UNSIGNED_INT_8_8_8_8_REV
+#define INTEL_READ_VALUE(offset) pread_32(irb, offset)
+#define INTEL_WRITE_VALUE(offset, v) pwrite_32(irb, offset, v)
+#define INTEL_TAG(x) x##_ARGB8888
+#include "intel_spantmp.h"
+
+/* x8r8g8b8 color span and pixel functions */
+#define INTEL_PIXEL_FMT GL_BGRA
+#define INTEL_PIXEL_TYPE GL_UNSIGNED_INT_8_8_8_8_REV
+#define INTEL_READ_VALUE(offset) pread_xrgb8888(irb, offset)
+#define INTEL_WRITE_VALUE(offset, v) pwrite_xrgb8888(irb, offset, v)
+#define INTEL_TAG(x) x##_xRGB8888
+#include "intel_spantmp.h"
 
 #define LOCAL_DEPTH_VARS						\
    struct intel_context *intel = intel_context(ctx);			\
@@ -402,98 +342,19 @@ static uint32_t y_tile_swizzle(struct intel_renderbuffer *irb,
 
 #define LOCAL_STENCIL_VARS LOCAL_DEPTH_VARS
 
-/**
- ** 16-bit depthbuffer functions.
- **/
-#define VALUE_TYPE GLushort
-#define WRITE_DEPTH(_x, _y, d) pwrite_16(irb, NO_TILE(_x, _y), d)
-#define READ_DEPTH(d, _x, _y) d = pread_16(irb, NO_TILE(_x, _y))
-#define TAG(x) intel##x##_z16
-#include "depthtmp.h"
-
-
-/**
- ** 16-bit x tile depthbuffer functions.
- **/
-#define VALUE_TYPE GLushort
-#define WRITE_DEPTH(_x, _y, d) pwrite_16(irb, X_TILE(_x, _y), d)
-#define READ_DEPTH(d, _x, _y) d = pread_16(irb, X_TILE(_x, _y))
-#define TAG(x) intel_XTile_##x##_z16
-#include "depthtmp.h"
-
-/**
- ** 16-bit y tile depthbuffer functions.
- **/
-#define VALUE_TYPE GLushort
-#define WRITE_DEPTH(_x, _y, d) pwrite_16(irb, Y_TILE(_x, _y), d)
-#define READ_DEPTH(d, _x, _y) d = pread_16(irb, Y_TILE(_x, _y))
-#define TAG(x) intel_YTile_##x##_z16
-#include "depthtmp.h"
-
-
-/**
- ** 24/8-bit interleaved depth/stencil functions
- ** Note: we're actually reading back combined depth+stencil values.
- ** The wrappers in main/depthstencil.c are used to extract the depth
- ** and stencil values.
- **/
-#define VALUE_TYPE GLuint
-
-/* Change ZZZS -> SZZZ */
-#define WRITE_DEPTH(_x, _y, d)					\
-   pwrite_32(irb, NO_TILE(_x, _y), ((d) >> 8) | ((d) << 24))
-
-/* Change SZZZ -> ZZZS */
-#define READ_DEPTH( d, _x, _y ) {				\
-   GLuint tmp = pread_32(irb, NO_TILE(_x, _y));			\
-   d = (tmp << 8) | (tmp >> 24);				\
-}
-
-#define TAG(x) intel##x##_z24_s8
-#include "depthtmp.h"
-
-
-/**
- ** 24/8-bit x-tile interleaved depth/stencil functions
- ** Note: we're actually reading back combined depth+stencil values.
- ** The wrappers in main/depthstencil.c are used to extract the depth
- ** and stencil values.
- **/
-#define VALUE_TYPE GLuint
-
-/* Change ZZZS -> SZZZ */
-#define WRITE_DEPTH(_x, _y, d)					\
-   pwrite_32(irb, X_TILE(_x, _y), ((d) >> 8) | ((d) << 24))
-
-/* Change SZZZ -> ZZZS */
-#define READ_DEPTH( d, _x, _y ) {				\
-   GLuint tmp = pread_32(irb, X_TILE(_x, _y));		\
-   d = (tmp << 8) | (tmp >> 24);				\
-}
-
-#define TAG(x) intel_XTile_##x##_z24_s8
-#include "depthtmp.h"
-
-/**
- ** 24/8-bit y-tile interleaved depth/stencil functions
- ** Note: we're actually reading back combined depth+stencil values.
- ** The wrappers in main/depthstencil.c are used to extract the depth
- ** and stencil values.
- **/
-#define VALUE_TYPE GLuint
-
-/* Change ZZZS -> SZZZ */
-#define WRITE_DEPTH(_x, _y, d)					\
-   pwrite_32(irb, Y_TILE(_x, _y), ((d) >> 8) | ((d) << 24))
-
-/* Change SZZZ -> ZZZS */
-#define READ_DEPTH( d, _x, _y ) {				\
-   GLuint tmp = pread_32(irb, Y_TILE(_x, _y));			\
-   d = (tmp << 8) | (tmp >> 24);				\
-}
-
-#define TAG(x) intel_YTile_##x##_z24_s8
-#include "depthtmp.h"
+/* z16 depthbuffer functions. */
+#define INTEL_VALUE_TYPE GLushort
+#define INTEL_WRITE_DEPTH(offset, d) pwrite_16(irb, offset, d)
+#define INTEL_READ_DEPTH(offset) pread_16(irb, offset)
+#define INTEL_TAG(name) name##_z16
+#include "intel_depthtmp.h"
+
+/* z24s8 depthbuffer functions. */
+#define INTEL_VALUE_TYPE GLuint
+#define INTEL_WRITE_DEPTH(offset, d) pwrite_32(irb, offset, z24s8_to_s8z24(d))
+#define INTEL_READ_DEPTH(offset) s8z24_to_z24s8(pread_32(irb, offset))
+#define INTEL_TAG(name) name##_z24_s8
+#include "intel_depthtmp.h"
 
 
 /**