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mesa: Fix and re-enable sparc normal asm.

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Fix a bug reported in 2003 :-)

The output vector has 4 entries, not 3.

Unconditionally emit .register directives.

Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
David Miller 2009-02-27 02:38:40 -08:00 • committed by Brian Paul
parent bde27b0d94
commit cf89f06363
2 changed files with 11 additions and 17 deletions
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25
src/mesa/sparc/norm.S
View file

@ -1,11 +1,8 @@
#include "sparc_matrix.h"
#if defined(SVR4) || defined(__SVR4) || defined(__svr4__)
/* Solaris requires this for 64-bit. */
.register %g2, #scratch
.register %g3, #scratch
#endif
.text
@ -98,7 +95,7 @@ _mesa_sparc_transform_normalize_normals:
cmp %o4, %g1 ! continue if (i < count)
bl 1b
add %g3, 0x0c, %g3 ! advance out vector pointer
add %g3, 0x10, %g3 ! advance out vector pointer
ba 7f
nop
@ -154,7 +151,7 @@ _mesa_sparc_transform_normalize_normals:
cmp %o4, %g1 ! continue if (i < count)
bl 5b
add %g3, 0x0c, %g3 ! advance out vector pointer
add %g3, 0x10, %g3 ! advance out vector pointer
7: retl
nop
@ -225,7 +222,7 @@ _mesa_sparc_transform_normalize_normals_no_rot:
cmp %o4, %g1 ! continue if (i < count)
bl 1b
add %g3, 0x0c, %g3 ! advance out vector pointer
add %g3, 0x10, %g3 ! advance out vector pointer
ba 7f
nop
@ -263,7 +260,7 @@ _mesa_sparc_transform_normalize_normals_no_rot:
cmp %o4, %g1 ! continue if (i < count)
bl 5b
add %g3, 0x0c, %g3 ! advance out vector pointer
add %g3, 0x10, %g3 ! advance out vector pointer
7: retl
nop
@ -314,7 +311,7 @@ _mesa_sparc_transform_rescale_normals_no_rot:
cmp %o4, %g1 ! continue if (i < count)
bl 1b
add %g3, 0x0c, %g3 ! advance out vector pointer
add %g3, 0x10, %g3 ! advance out vector pointer
7: retl
nop
@ -379,7 +376,7 @@ _mesa_sparc_transform_rescale_normals:
cmp %o4, %g1 ! continue if (i < count)
bl 1b
add %g3, 0x0c, %g3 ! advance out vector pointer
add %g3, 0x10, %g3 ! advance out vector pointer
7: retl
nop
@ -421,7 +418,7 @@ _mesa_sparc_transform_normals_no_rot:
cmp %o4, %g1 ! continue if (i < count)
bl 1b
add %g3, 0x0c, %g3 ! advance out vector pointer
add %g3, 0x10, %g3 ! advance out vector pointer
7: retl
nop
@ -471,7 +468,7 @@ _mesa_sparc_transform_normals:
cmp %o4, %g1 ! continue if (i < count)
bl 1b
add %g3, 0x0c, %g3 ! advance out vector pointer
add %g3, 0x10, %g3 ! advance out vector pointer
7: retl
nop
@ -529,7 +526,7 @@ _mesa_sparc_normalize_normals:
cmp %o4, %g1 ! continue if (i < count)
bl 1b
add %g3, 0x0c, %g3 ! advance out vector pointer
add %g3, 0x10, %g3 ! advance out vector pointer
ba 7f
nop
@ -557,7 +554,7 @@ _mesa_sparc_normalize_normals:
cmp %o4, %g1 ! continue if (i < count)
bl 5b
add %g3, 0x0c, %g3 ! advance out vector pointer
add %g3, 0x10, %g3 ! advance out vector pointer
7: retl
nop
@ -602,7 +599,7 @@ _mesa_sparc_rescale_normals:
cmp %o4, %g1 ! continue if (i < count)
bl 1b
add %g3, 0x0c, %g3 ! advance out vector pointer
add %g3, 0x10, %g3 ! advance out vector pointer
7: retl
nop

3
src/mesa/sparc/sparc.c
View file

@ -113,8 +113,6 @@ void _mesa_init_all_sparc_transform_asm(void)
_mesa_clip_tab[4] = _mesa_sparc_cliptest_points4;
_mesa_clip_np_tab[4] = _mesa_sparc_cliptest_points4_np;
#if 0
/* disable these too. See bug 673938 */
_mesa_normal_tab[NORM_TRANSFORM | NORM_NORMALIZE] =
_mesa_sparc_transform_normalize_normals;
_mesa_normal_tab[NORM_TRANSFORM_NO_ROT | NORM_NORMALIZE] =
@ -131,7 +129,6 @@ void _mesa_init_all_sparc_transform_asm(void)
_mesa_sparc_normalize_normals;
_mesa_normal_tab[NORM_RESCALE] =
_mesa_sparc_rescale_normals;
#endif
#ifdef DEBUG_MATH
_math_test_all_transform_functions("sparc");