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freedreno: a bit of micro-optimization

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Signed-off-by: Rob Clark <robdclark@gmail.com>
This commit is contained in:
Rob Clark 2016-07-14 16:44:34 -04:00
parent e1b1052700
commit 0739bbceec
2 changed files with 10 additions and 10 deletions
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17
src/gallium/drivers/freedreno/freedreno_draw.c
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@ -134,14 +134,13 @@ fd_draw_vbo(struct pipe_context *pctx, const struct pipe_draw_info *info)
batch->gmem_reason |= FD_GMEM_BLEND_ENABLED;
}
/* Skip over buffer 0, that is sent along with the command stream */
for (i = 1; i < PIPE_MAX_CONSTANT_BUFFERS; i++) {
foreach_bit(i, ctx->constbuf[PIPE_SHADER_VERTEX].enabled_mask)
resource_read(batch, ctx->constbuf[PIPE_SHADER_VERTEX].cb[i].buffer);
foreach_bit(i, ctx->constbuf[PIPE_SHADER_FRAGMENT].enabled_mask)
resource_read(batch, ctx->constbuf[PIPE_SHADER_FRAGMENT].cb[i].buffer);
}
/* Mark VBOs as being read */
for (i = 0; i < ctx->vtx.vertexbuf.count; i++) {
foreach_bit(i, ctx->vtx.vertexbuf.enabled_mask) {
assert(!ctx->vtx.vertexbuf.vb[i].user_buffer);
resource_read(batch, ctx->vtx.vertexbuf.vb[i].buffer);
}
@ -150,12 +149,10 @@ fd_draw_vbo(struct pipe_context *pctx, const struct pipe_draw_info *info)
resource_read(batch, ctx->indexbuf.buffer);
/* Mark textures as being read */
for (i = 0; i < ctx->verttex.num_textures; i++)
if (ctx->verttex.textures[i])
resource_read(batch, ctx->verttex.textures[i]->texture);
for (i = 0; i < ctx->fragtex.num_textures; i++)
if (ctx->fragtex.textures[i])
resource_read(batch, ctx->fragtex.textures[i]->texture);
foreach_bit(i, ctx->verttex.valid_textures)
resource_read(batch, ctx->verttex.textures[i]->texture);
foreach_bit(i, ctx->fragtex.valid_textures)
resource_read(batch, ctx->fragtex.textures[i]->texture);
/* Mark streamout buffers as being written.. */
for (i = 0; i < ctx->streamout.num_targets; i++)

3
src/gallium/drivers/freedreno/freedreno_util.h
View file

@ -338,4 +338,7 @@ pack_rgba(enum pipe_format format, const float *rgba)
#define swap(a, b) \
do { __typeof(a) __tmp = (a); (a) = (b); (b) = __tmp; } while (0)
#define foreach_bit(b, mask) \
for (uint32_t _m = (mask); _m && ({(b) = u_bit_scan(&_m); 1;});)
#endif /* FREEDRENO_UTIL_H_ */