Mesa (gallium-0.2): Nouveau: move the definition of log2i() to header
Pekka Paalanen
pq at kemper.freedesktop.org
Sat Dec 13 21:27:07 UTC 2008
Module: Mesa
Branch: gallium-0.2
Commit: f72848a09a9d3069705fbe8e4daa29b9918ea56e
URL: http://cgit.freedesktop.org/mesa/mesa/commit/?id=f72848a09a9d3069705fbe8e4daa29b9918ea56e
Author: Pekka Paalanen <pq at iki.fi>
Date: Sat Dec 13 23:24:39 2008 +0200
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 at iki.fi>
---
src/gallium/drivers/nouveau/nouveau_util.h | 27 +++++++++++++++++++++++++++
src/gallium/drivers/nv04/nv04_fragtex.c | 27 +--------------------------
src/gallium/drivers/nv10/nv10_fragtex.c | 27 +--------------------------
src/gallium/drivers/nv20/nv20_fragtex.c | 27 +--------------------------
src/gallium/drivers/nv30/nv30_fragtex.c | 27 +--------------------------
src/gallium/drivers/nv30/nv30_state_fb.c | 27 +--------------------------
src/gallium/drivers/nv40/nv40_state_fb.c | 27 +--------------------------
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 c92041e..a10114b 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 1b866aa..21f990f 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 238634d..27f2f87 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 94c64f7..495a7be 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 efba8db..b1d2663 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 c549b17..73bdf7e 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 f903b22..28592d7 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)
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