r600g: add TXB support

fixes biased texturing tests

diff --git a/src/gallium/drivers/r600/r600_shader.c b/src/gallium/drivers/r600/r600_shader.c
index c45aa7772ad193c1f13d1acaed30c80c55c1b6e5..ea1dd1ebe212e88dd488b21c03dd2e5a69320722 100644 (file)
--- a/src/gallium/drivers/r600/r600_shader.c
+++ b/src/gallium/drivers/r600/r600_shader.c
@@ -1272,7 +1272,7 @@ static struct r600_shader_tgsi_instruction r600_shader_tgsi_instruction[] = {
        {TGSI_OPCODE_SSG,       0, V_SQ_ALU_WORD1_OP2_SQ_OP2_INST_NOP, tgsi_unsupported}, /* SGN */
        {TGSI_OPCODE_CMP,       0, V_SQ_ALU_WORD1_OP2_SQ_OP2_INST_NOP, tgsi_unsupported},
        {TGSI_OPCODE_SCS,       0, V_SQ_ALU_WORD1_OP2_SQ_OP2_INST_NOP, tgsi_unsupported},
-       {TGSI_OPCODE_TXB,       0, V_SQ_ALU_WORD1_OP2_SQ_OP2_INST_NOP, tgsi_unsupported},
+       {TGSI_OPCODE_TXB,       0, SQ_TEX_INST_SAMPLE_L, tgsi_tex},
        {TGSI_OPCODE_NRM,       0, V_SQ_ALU_WORD1_OP2_SQ_OP2_INST_NOP, tgsi_unsupported},
        {TGSI_OPCODE_DIV,       0, V_SQ_ALU_WORD1_OP2_SQ_OP2_INST_NOP, tgsi_unsupported},
        {TGSI_OPCODE_DP2,       0, V_SQ_ALU_WORD1_OP2_SQ_OP2_INST_DOT4, tgsi_dp},