diff options
Diffstat (limited to 'src/gallium/drivers/llvmpipe/lp_rast.c')
| -rw-r--r-- | src/gallium/drivers/llvmpipe/lp_rast.c | 76 |
1 files changed, 17 insertions, 59 deletions
diff --git a/src/gallium/drivers/llvmpipe/lp_rast.c b/src/gallium/drivers/llvmpipe/lp_rast.c index ec87d907b81..b1bd27d3406 100644 --- a/src/gallium/drivers/llvmpipe/lp_rast.c +++ b/src/gallium/drivers/llvmpipe/lp_rast.c @@ -25,6 +25,7 @@ * **************************************************************************/ +#include <limits.h> #include "util/u_memory.h" #include "util/u_math.h" #include "util/u_cpu_detect.h" @@ -279,6 +280,8 @@ void lp_rast_shade_tile( struct lp_rasterizer *rast, unsigned thread_index, const union lp_rast_cmd_arg arg ) { + /* Set c1,c2,c3 to large values so the in/out test always passes */ + const int32_t c1 = INT_MAX/2, c2 = INT_MAX/2, c3 = INT_MAX/2; const struct lp_rast_shader_inputs *inputs = arg.shade_tile; const unsigned tile_x = rast->tasks[thread_index].x; const unsigned tile_y = rast->tasks[thread_index].y; @@ -296,7 +299,7 @@ void lp_rast_shade_tile( struct lp_rasterizer *rast, inputs, tile_x + x, tile_y + y, - mask); + c1, c2, c3); } @@ -308,58 +311,25 @@ void lp_rast_shade_quads( struct lp_rasterizer *rast, unsigned thread_index, const struct lp_rast_shader_inputs *inputs, unsigned x, unsigned y, - unsigned mask) + int32_t c1, int32_t c2, int32_t c3) { -#if 1 const struct lp_rast_state *state = rast->tasks[thread_index].current_state; struct lp_rast_tile *tile = &rast->tasks[thread_index].tile; void *color; void *depth; - uint32_t ALIGN16_ATTRIB masks[2][2][2][2]; unsigned ix, iy; int block_offset; +#ifdef DEBUG assert(state); /* Sanity checks */ assert(x % TILE_VECTOR_WIDTH == 0); assert(y % TILE_VECTOR_HEIGHT == 0); - /* mask: the rasterizer wants to treat pixels in 4x4 blocks, but - * the pixel shader wants to swizzle them into 4 2x2 quads. - * - * Additionally, the pixel shader wants masks as full dword ~0, - * while the rasterizer wants to pack per-pixel bits tightly. - */ -#if 0 - unsigned qx, qy; - for (qy = 0; qy < 2; ++qy) - for (qx = 0; qx < 2; ++qx) - for (iy = 0; iy < 2; ++iy) - for (ix = 0; ix < 2; ++ix) - masks[qy][qx][iy][ix] = mask & (1 << (qy*8+iy*4+qx*2+ix)) ? ~0 : 0; -#else - masks[0][0][0][0] = mask & (1 << (0*8+0*4+0*2+0)) ? ~0 : 0; - masks[0][0][0][1] = mask & (1 << (0*8+0*4+0*2+1)) ? ~0 : 0; - masks[0][0][1][0] = mask & (1 << (0*8+1*4+0*2+0)) ? ~0 : 0; - masks[0][0][1][1] = mask & (1 << (0*8+1*4+0*2+1)) ? ~0 : 0; - masks[0][1][0][0] = mask & (1 << (0*8+0*4+1*2+0)) ? ~0 : 0; - masks[0][1][0][1] = mask & (1 << (0*8+0*4+1*2+1)) ? ~0 : 0; - masks[0][1][1][0] = mask & (1 << (0*8+1*4+1*2+0)) ? ~0 : 0; - masks[0][1][1][1] = mask & (1 << (0*8+1*4+1*2+1)) ? ~0 : 0; - - masks[1][0][0][0] = mask & (1 << (1*8+0*4+0*2+0)) ? ~0 : 0; - masks[1][0][0][1] = mask & (1 << (1*8+0*4+0*2+1)) ? ~0 : 0; - masks[1][0][1][0] = mask & (1 << (1*8+1*4+0*2+0)) ? ~0 : 0; - masks[1][0][1][1] = mask & (1 << (1*8+1*4+0*2+1)) ? ~0 : 0; - masks[1][1][0][0] = mask & (1 << (1*8+0*4+1*2+0)) ? ~0 : 0; - masks[1][1][0][1] = mask & (1 << (1*8+0*4+1*2+1)) ? ~0 : 0; - masks[1][1][1][0] = mask & (1 << (1*8+1*4+1*2+0)) ? ~0 : 0; - masks[1][1][1][1] = mask & (1 << (1*8+1*4+1*2+1)) ? ~0 : 0; -#endif - assert((x % 4) == 0); assert((y % 4) == 0); +#endif ix = x % TILE_SIZE; iy = y % TILE_SIZE; @@ -373,39 +343,27 @@ void lp_rast_shade_quads( struct lp_rasterizer *rast, /* depth buffer */ depth = tile->depth + block_offset; - /* XXX: This will most likely fail on 32bit x86 without -mstackrealign */ - assert(lp_check_alignment(masks, 16)); - +#ifdef DEBUG assert(lp_check_alignment(depth, 16)); assert(lp_check_alignment(color, 16)); assert(lp_check_alignment(state->jit_context.blend_color, 16)); + assert(lp_check_alignment(inputs->step[0], 16)); + assert(lp_check_alignment(inputs->step[1], 16)); + assert(lp_check_alignment(inputs->step[2], 16)); +#endif + /* run shader */ state->jit_function( &state->jit_context, x, y, inputs->a0, inputs->dadx, inputs->dady, - &masks[0][0][0][0], color, - depth); -#else - struct lp_rast_tile *tile = &rast->tile; - unsigned chan_index; - unsigned q, ix, iy; - - x %= TILE_SIZE; - y %= TILE_SIZE; - - /* mask */ - for (q = 0; q < 4; ++q) - for(iy = 0; iy < 2; ++iy) - for(ix = 0; ix < 2; ++ix) - if(masks[q] & (1 << (iy*2 + ix))) - for (chan_index = 0; chan_index < NUM_CHANNELS; ++chan_index) - TILE_PIXEL(tile->color, x + q*2 + ix, y + iy, chan_index) = 0xff; - -#endif + depth, + c1, c2, c3, + inputs->step[0], inputs->step[1], inputs->step[2] + ); } |