From 62383ae6fe5d2ca092e8f9d8dae2ba9562e03d95 Mon Sep 17 00:00:00 2001 From: Eric Anholt Date: Thu, 8 Jul 2010 17:05:42 -0700 Subject: [PATCH] i965: Add disasm for Compr4 instruction compression. --- src/mesa/drivers/dri/i965/brw_disasm.c | 17 ++++++++++++++++- 1 file changed, 16 insertions(+), 1 deletion(-) diff --git a/src/mesa/drivers/dri/i965/brw_disasm.c b/src/mesa/drivers/dri/i965/brw_disasm.c index d2307145361..c148dbc087a 100644 --- a/src/mesa/drivers/dri/i965/brw_disasm.c +++ b/src/mesa/drivers/dri/i965/brw_disasm.c @@ -206,6 +206,7 @@ char *compr_ctrl[4] = { [0] = "", [1] = "sechalf", [2] = "compr", + [3] = "compr4", }; char *dep_ctrl[4] = { @@ -423,6 +424,11 @@ static int print_opcode (FILE *file, int id) static int reg (FILE *file, GLuint _reg_file, GLuint _reg_nr) { int err = 0; + + /* Clear the Compr4 instruction compression bit. */ + if (_reg_file == BRW_MESSAGE_REGISTER_FILE) + _reg_nr &= ~(1 << 7); + if (_reg_file == BRW_ARCHITECTURE_REGISTER_FILE) { switch (_reg_nr & 0xf0) { case BRW_ARF_NULL: @@ -957,7 +963,16 @@ int brw_disasm (FILE *file, struct brw_instruction *inst, int gen) err |= control(file, "access mode", access_mode, inst->header.access_mode, &space); err |= control (file, "mask control", mask_ctrl, inst->header.mask_control, &space); err |= control (file, "dependency control", dep_ctrl, inst->header.dependency_control, &space); - err |= control (file, "compression control", compr_ctrl, inst->header.compression_control, &space); + + if (inst->header.compression_control == BRW_COMPRESSION_COMPRESSED && + opcode[inst->header.opcode].ndst > 0 && + inst->bits1.da1.dest_reg_file == BRW_MESSAGE_REGISTER_FILE && + inst->bits1.da1.dest_reg_nr & (1 << 7)) { + format (file, " compr4"); + } else { + err |= control (file, "compression control", compr_ctrl, + inst->header.compression_control, &space); + } err |= control (file, "thread control", thread_ctrl, inst->header.thread_control, &space); if (inst->header.opcode == BRW_OPCODE_SEND) err |= control (file, "end of thread", end_of_thread, -- 2.11.0