diff options
| author | Dave Airlie <[email protected]> | 2012-01-30 13:19:14 +0000 |
|---|---|---|
| committer | Dave Airlie <[email protected]> | 2012-01-30 13:23:07 +0000 |
| commit | cb40165974856e5fc4fb7b138b3d9b1b0679cf18 (patch) | |
| tree | 2810e7d61f7991ed189338caff6016c3041af77f /src/gallium/drivers/r600 | |
| parent | f9f8ce3ead04b5334bb323c37ec1f905ca5f58b2 (diff) | |
r600g: fix fragcoord.w test on cayman
Diffstat (limited to 'src/gallium/drivers/r600')
| -rw-r--r-- | src/gallium/drivers/r600/r600_shader.c | 39 |
1 files changed, 28 insertions, 11 deletions
diff --git a/src/gallium/drivers/r600/r600_shader.c b/src/gallium/drivers/r600/r600_shader.c index 08858e77b5b..3085c47c6c0 100644 --- a/src/gallium/drivers/r600/r600_shader.c +++ b/src/gallium/drivers/r600/r600_shader.c @@ -933,18 +933,35 @@ static int r600_shader_from_tgsi(struct r600_pipe_context * rctx, struct r600_pi } if (ctx.fragcoord_input >= 0) { - struct r600_bytecode_alu alu; - memset(&alu, 0, sizeof(struct r600_bytecode_alu)); - alu.inst = BC_INST(ctx.bc, V_SQ_ALU_WORD1_OP2_SQ_OP2_INST_RECIP_IEEE); - alu.src[0].sel = shader->input[ctx.fragcoord_input].gpr; - alu.src[0].chan = 3; + if (ctx.bc->chip_class == CAYMAN) { + for (j = 0 ; j < 4; j++) { + struct r600_bytecode_alu alu; + memset(&alu, 0, sizeof(struct r600_bytecode_alu)); + alu.inst = BC_INST(ctx.bc, V_SQ_ALU_WORD1_OP2_SQ_OP2_INST_RECIP_IEEE); + alu.src[0].sel = shader->input[ctx.fragcoord_input].gpr; + alu.src[0].chan = 3; - alu.dst.sel = shader->input[ctx.fragcoord_input].gpr; - alu.dst.chan = 3; - alu.dst.write = 1; - alu.last = 1; - if ((r = r600_bytecode_add_alu(ctx.bc, &alu))) - return r; + alu.dst.sel = shader->input[ctx.fragcoord_input].gpr; + alu.dst.chan = j; + alu.dst.write = (j == 3); + alu.last = 1; + if ((r = r600_bytecode_add_alu(ctx.bc, &alu))) + return r; + } + } else { + struct r600_bytecode_alu alu; + memset(&alu, 0, sizeof(struct r600_bytecode_alu)); + alu.inst = BC_INST(ctx.bc, V_SQ_ALU_WORD1_OP2_SQ_OP2_INST_RECIP_IEEE); + alu.src[0].sel = shader->input[ctx.fragcoord_input].gpr; + alu.src[0].chan = 3; + + alu.dst.sel = shader->input[ctx.fragcoord_input].gpr; + alu.dst.chan = 3; + alu.dst.write = 1; + alu.last = 1; + if ((r = r600_bytecode_add_alu(ctx.bc, &alu))) + return r; + } } if (shader->two_side && ctx.colors_used) { |