diff options
Diffstat (limited to 'src/gallium')
| -rw-r--r-- | src/gallium/drivers/r600/r600_shader.c | 17 |
1 files changed, 17 insertions, 0 deletions
diff --git a/src/gallium/drivers/r600/r600_shader.c b/src/gallium/drivers/r600/r600_shader.c index db45dfd2266..ab0b5e28782 100644 --- a/src/gallium/drivers/r600/r600_shader.c +++ b/src/gallium/drivers/r600/r600_shader.c @@ -1751,6 +1751,23 @@ static int r600_shader_from_tgsi(struct r600_screen *rscreen, } } + /* add fake position export */ + if (ctx.type == TGSI_PROCESSOR_VERTEX && next_pos_base == 60) { + memset(&output[j], 0, sizeof(struct r600_bytecode_output)); + output[j].gpr = 0; + output[j].elem_size = 3; + output[j].swizzle_x = 7; + output[j].swizzle_y = 7; + output[j].swizzle_z = 7; + output[j].swizzle_w = 7; + output[j].burst_count = 1; + output[j].barrier = 1; + output[j].type = V_SQ_CF_ALLOC_EXPORT_WORD0_SQ_EXPORT_POS; + output[j].array_base = next_pos_base; + output[j].inst = BC_INST(ctx.bc, V_SQ_CF_ALLOC_EXPORT_WORD1_SQ_CF_INST_EXPORT); + j++; + } + /* add fake param output for vertex shader if no param is exported */ if (ctx.type == TGSI_PROCESSOR_VERTEX && next_param_base == 0) { memset(&output[j], 0, sizeof(struct r600_bytecode_output)); |