From bc304bbd49d15ce1130f3ba07adaa85ef03ed931 Mon Sep 17 00:00:00 2001 From: Brian Paul Date: Thu, 11 Sep 2008 17:08:52 -0600 Subject: cell: minor improvements to fragment code-gen --- src/gallium/drivers/cell/ppu/cell_gen_fragment.c | 14 +++++++++++--- 1 file changed, 11 insertions(+), 3 deletions(-) (limited to 'src/gallium') diff --git a/src/gallium/drivers/cell/ppu/cell_gen_fragment.c b/src/gallium/drivers/cell/ppu/cell_gen_fragment.c index 5622701dda..06219d4e98 100644 --- a/src/gallium/drivers/cell/ppu/cell_gen_fragment.c +++ b/src/gallium/drivers/cell/ppu/cell_gen_fragment.c @@ -265,6 +265,8 @@ gen_blend(const struct pipe_blend_state *blend, int one_reg = spe_allocate_available_register(f); int tmp_reg = spe_allocate_available_register(f); + boolean one_reg_set = false; /* avoid setting one_reg more than once */ + ASSERT(blend->blend_enable); /* Unpack/convert framebuffer colors from four 32-bit packed colors @@ -275,7 +277,7 @@ gen_blend(const struct pipe_blend_state *blend, int mask_reg = spe_allocate_available_register(f); /* mask = {0x000000ff, 0x000000ff, 0x000000ff, 0x000000ff} */ - spe_fsmbi(f, mask_reg, 0x1111); + spe_load_int(f, mask_reg, 0xff); /* XXX there may be more clever ways to implement the following code */ switch (color_format) { @@ -418,7 +420,10 @@ gen_blend(const struct pipe_blend_state *blend, break; case PIPE_BLENDFACTOR_INV_SRC_ALPHA: /* one = {1.0, 1.0, 1.0, 1.0} */ - spe_load_float(f, one_reg, 1.0f); + if (!one_reg_set) { + spe_load_float(f, one_reg, 1.0f); + one_reg_set = true; + } /* tmp = one - fragA */ spe_fs(f, tmp_reg, one_reg, fragA_reg); /* term = fb * tmp */ @@ -446,7 +451,10 @@ gen_blend(const struct pipe_blend_state *blend, break; case PIPE_BLENDFACTOR_INV_SRC_ALPHA: /* one = {1.0, 1.0, 1.0, 1.0} */ - spe_load_float(f, one_reg, 1.0f); + if (!one_reg_set) { + spe_load_float(f, one_reg, 1.0f); + one_reg_set = true; + } /* tmp = one - fragA */ spe_fs(f, tmp_reg, one_reg, fragA_reg); /* termA = fbA * tmp */ -- cgit v1.2.3