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authorPekka Paalanen <pq@iki.fi>2008-12-13 23:24:39 +0200
committerPekka Paalanen <pq@iki.fi>2008-12-13 23:24:39 +0200
commitf72848a09a9d3069705fbe8e4daa29b9918ea56e (patch)
tree2aa40f4523fa5c55a0680e59fc052bd188fc4a34 /src/gallium
parent079116e6a487988c7f0411f60c652bb29d69b488 (diff)
Nouveau: move the definition of log2i() to header
Also make the type unsigned instead of signed, since negative values do not make sense. Signed-off-by: Pekka Paalanen <pq@iki.fi>
Diffstat (limited to 'src/gallium')
-rw-r--r--src/gallium/drivers/nouveau/nouveau_util.h27
-rw-r--r--src/gallium/drivers/nv04/nv04_fragtex.c27
-rw-r--r--src/gallium/drivers/nv10/nv10_fragtex.c27
-rw-r--r--src/gallium/drivers/nv20/nv20_fragtex.c27
-rw-r--r--src/gallium/drivers/nv30/nv30_fragtex.c27
-rw-r--r--src/gallium/drivers/nv30/nv30_state_fb.c27
-rw-r--r--src/gallium/drivers/nv40/nv40_state_fb.c27
7 files changed, 33 insertions, 156 deletions
diff --git a/src/gallium/drivers/nouveau/nouveau_util.h b/src/gallium/drivers/nouveau/nouveau_util.h
index c92041ebeb..a10114beab 100644
--- a/src/gallium/drivers/nouveau/nouveau_util.h
+++ b/src/gallium/drivers/nouveau/nouveau_util.h
@@ -61,4 +61,31 @@ nouveau_vbuf_split(unsigned remaining, unsigned overhead, unsigned vpp,
return max;
}
+/* Integer base-2 logarithm, rounded towards zero. */
+static INLINE unsigned log2i(unsigned i)
+{
+ unsigned r = 0;
+
+ if (i & 0xffff0000) {
+ i >>= 16;
+ r += 16;
+ }
+ if (i & 0x0000ff00) {
+ i >>= 8;
+ r += 8;
+ }
+ if (i & 0x000000f0) {
+ i >>= 4;
+ r += 4;
+ }
+ if (i & 0x0000000c) {
+ i >>= 2;
+ r += 2;
+ }
+ if (i & 0x00000002) {
+ r += 1;
+ }
+ return r;
+}
+
#endif
diff --git a/src/gallium/drivers/nv04/nv04_fragtex.c b/src/gallium/drivers/nv04/nv04_fragtex.c
index 1b866aae19..21f990fd53 100644
--- a/src/gallium/drivers/nv04/nv04_fragtex.c
+++ b/src/gallium/drivers/nv04/nv04_fragtex.c
@@ -1,30 +1,5 @@
#include "nv04_context.h"
-
-static INLINE int log2i(int i)
-{
- int r = 0;
-
- if (i & 0xffff0000) {
- i >>= 16;
- r += 16;
- }
- if (i & 0x0000ff00) {
- i >>= 8;
- r += 8;
- }
- if (i & 0x000000f0) {
- i >>= 4;
- r += 4;
- }
- if (i & 0x0000000c) {
- i >>= 2;
- r += 2;
- }
- if (i & 0x00000002) {
- r += 1;
- }
- return r;
-}
+#include "nouveau/nouveau_util.h"
#define _(m,tf) \
{ \
diff --git a/src/gallium/drivers/nv10/nv10_fragtex.c b/src/gallium/drivers/nv10/nv10_fragtex.c
index 238634d0bb..27f2f87584 100644
--- a/src/gallium/drivers/nv10/nv10_fragtex.c
+++ b/src/gallium/drivers/nv10/nv10_fragtex.c
@@ -1,30 +1,5 @@
#include "nv10_context.h"
-
-static INLINE int log2i(int i)
-{
- int r = 0;
-
- if (i & 0xffff0000) {
- i >>= 16;
- r += 16;
- }
- if (i & 0x0000ff00) {
- i >>= 8;
- r += 8;
- }
- if (i & 0x000000f0) {
- i >>= 4;
- r += 4;
- }
- if (i & 0x0000000c) {
- i >>= 2;
- r += 2;
- }
- if (i & 0x00000002) {
- r += 1;
- }
- return r;
-}
+#include "nouveau/nouveau_util.h"
#define _(m,tf) \
{ \
diff --git a/src/gallium/drivers/nv20/nv20_fragtex.c b/src/gallium/drivers/nv20/nv20_fragtex.c
index 94c64f76d5..495a7be912 100644
--- a/src/gallium/drivers/nv20/nv20_fragtex.c
+++ b/src/gallium/drivers/nv20/nv20_fragtex.c
@@ -1,30 +1,5 @@
#include "nv20_context.h"
-
-static INLINE int log2i(int i)
-{
- int r = 0;
-
- if (i & 0xffff0000) {
- i >>= 16;
- r += 16;
- }
- if (i & 0x0000ff00) {
- i >>= 8;
- r += 8;
- }
- if (i & 0x000000f0) {
- i >>= 4;
- r += 4;
- }
- if (i & 0x0000000c) {
- i >>= 2;
- r += 2;
- }
- if (i & 0x00000002) {
- r += 1;
- }
- return r;
-}
+#include "nouveau/nouveau_util.h"
#define _(m,tf) \
{ \
diff --git a/src/gallium/drivers/nv30/nv30_fragtex.c b/src/gallium/drivers/nv30/nv30_fragtex.c
index efba8db86d..b1d2663af3 100644
--- a/src/gallium/drivers/nv30/nv30_fragtex.c
+++ b/src/gallium/drivers/nv30/nv30_fragtex.c
@@ -1,30 +1,5 @@
#include "nv30_context.h"
-
-static INLINE int log2i(int i)
-{
- int r = 0;
-
- if (i & 0xffff0000) {
- i >>= 16;
- r += 16;
- }
- if (i & 0x0000ff00) {
- i >>= 8;
- r += 8;
- }
- if (i & 0x000000f0) {
- i >>= 4;
- r += 4;
- }
- if (i & 0x0000000c) {
- i >>= 2;
- r += 2;
- }
- if (i & 0x00000002) {
- r += 1;
- }
- return r;
-}
+#include "nouveau/nouveau_util.h"
#define _(m,tf,ts0x,ts0y,ts0z,ts0w,ts1x,ts1y,ts1z,ts1w) \
{ \
diff --git a/src/gallium/drivers/nv30/nv30_state_fb.c b/src/gallium/drivers/nv30/nv30_state_fb.c
index c549b17656..73bdf7e56c 100644
--- a/src/gallium/drivers/nv30/nv30_state_fb.c
+++ b/src/gallium/drivers/nv30/nv30_state_fb.c
@@ -1,30 +1,5 @@
#include "nv30_context.h"
-
-static INLINE int log2i(int i)
-{
- int r = 0;
-
- if (i & 0xffff0000) {
- i >>= 16;
- r += 16;
- }
- if (i & 0x0000ff00) {
- i >>= 8;
- r += 8;
- }
- if (i & 0x000000f0) {
- i >>= 4;
- r += 4;
- }
- if (i & 0x0000000c) {
- i >>= 2;
- r += 2;
- }
- if (i & 0x00000002) {
- r += 1;
- }
- return r;
-}
+#include "nouveau/nouveau_util.h"
static boolean
nv30_state_framebuffer_validate(struct nv30_context *nv30)
diff --git a/src/gallium/drivers/nv40/nv40_state_fb.c b/src/gallium/drivers/nv40/nv40_state_fb.c
index f903b22ba0..28592d71c3 100644
--- a/src/gallium/drivers/nv40/nv40_state_fb.c
+++ b/src/gallium/drivers/nv40/nv40_state_fb.c
@@ -1,30 +1,5 @@
#include "nv40_context.h"
-
-static INLINE int log2i(int i)
-{
- int r = 0;
-
- if (i & 0xffff0000) {
- i >>= 16;
- r += 16;
- }
- if (i & 0x0000ff00) {
- i >>= 8;
- r += 8;
- }
- if (i & 0x000000f0) {
- i >>= 4;
- r += 4;
- }
- if (i & 0x0000000c) {
- i >>= 2;
- r += 2;
- }
- if (i & 0x00000002) {
- r += 1;
- }
- return r;
-}
+#include "nouveau/nouveau_util.h"
static boolean
nv40_state_framebuffer_validate(struct nv40_context *nv40)