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authorOliver McFadden <z3ro.geek@gmail.com>2008-03-02 08:36:19 +0000
committerOliver McFadden <z3ro.geek@gmail.com>2008-03-02 09:34:43 +0000
commit47f08a9fb5ca3179ebf3c7a214b4062e27aead86 (patch)
tree2a908cb4333543941f174e73948cc65b27989ce8 /src/mesa/drivers/dri/r300/r300_vertprog.c
parente239871d5b28c05eceae91a748d36ea3ff4e5f18 (diff)
r300: Corrected a bug with the SUB instruction.
Diffstat (limited to 'src/mesa/drivers/dri/r300/r300_vertprog.c')
-rw-r--r--src/mesa/drivers/dri/r300/r300_vertprog.c16
1 files changed, 16 insertions, 0 deletions
diff --git a/src/mesa/drivers/dri/r300/r300_vertprog.c b/src/mesa/drivers/dri/r300/r300_vertprog.c
index 8aa1a1c816..d7f8a85cc2 100644
--- a/src/mesa/drivers/dri/r300/r300_vertprog.c
+++ b/src/mesa/drivers/dri/r300/r300_vertprog.c
@@ -691,6 +691,7 @@ static GLuint *t_opcode_sub(struct r300_vertex_program *vp, struct prog_instruct
{
//ADD RESULT 1.X Y Z W TMP 0{} {X Y Z W} PARAM 1{X Y Z W } {X Y Z W} neg Xneg Yneg Zneg W
+#if 0
inst[0] = PVS_VECTOR_OPCODE(VE_ADD,
t_dst_index(vp, &vpi->DstReg),
t_dst_mask(vpi->DstReg.WriteMask),
@@ -704,6 +705,21 @@ static GLuint *t_opcode_sub(struct r300_vertex_program *vp, struct prog_instruct
t_src_class(src[1].File),
(!src[1].NegateBase) ? VSF_FLAG_ALL : VSF_FLAG_NONE) | (src[1].RelAddr << 4);
inst[3] = 0;
+#else
+ inst[0] =
+ PVS_VECTOR_OPCODE(VE_MULTIPLY_ADD, t_dst_index(vp, &vpi->DstReg),
+ t_dst_mask(vpi->DstReg.WriteMask),
+ t_dst_class(vpi->DstReg.File));
+ inst[1] = t_src(vp, &src[0]);
+ inst[2] = ONE_SRC_0;
+ inst[3] = PVS_SOURCE_OPCODE(t_src_index(vp, &src[1]),
+ t_swizzle(GET_SWZ(src[1].Swizzle, 0)),
+ t_swizzle(GET_SWZ(src[1].Swizzle, 1)),
+ t_swizzle(GET_SWZ(src[1].Swizzle, 2)),
+ t_swizzle(GET_SWZ(src[1].Swizzle, 3)),
+ t_src_class(src[1].File),
+ (!src[1]. NegateBase) ? VSF_FLAG_ALL : VSF_FLAG_NONE) | (src[1].RelAddr << 4);
+#endif
return inst;
}