diff options
Diffstat (limited to 'src/gallium/drivers/cell/spu/spu_command.c')
| -rw-r--r-- | src/gallium/drivers/cell/spu/spu_command.c | 15 |
1 files changed, 15 insertions, 0 deletions
diff --git a/src/gallium/drivers/cell/spu/spu_command.c b/src/gallium/drivers/cell/spu/spu_command.c index d2c282a022..57d265fef7 100644 --- a/src/gallium/drivers/cell/spu/spu_command.c +++ b/src/gallium/drivers/cell/spu/spu_command.c @@ -670,6 +670,8 @@ cmd_batch(uint opcode) } +#define PERF 0 + /** * Main loop for SPEs: Get a command, execute it, repeat. @@ -678,6 +680,7 @@ void command_loop(void) { int exitFlag = 0; + uint t0, t1; D_PRINTF(CELL_DEBUG_CMD, "Enter command loop\n"); @@ -686,10 +689,16 @@ command_loop(void) D_PRINTF(CELL_DEBUG_CMD, "Wait for cmd...\n"); + if (PERF) + spu_write_decrementer(~0); + /* read/wait from mailbox */ opcode = (unsigned int) spu_read_in_mbox(); D_PRINTF(CELL_DEBUG_CMD, "got cmd 0x%x\n", opcode); + if (PERF) + t0 = spu_read_decrementer(); + switch (opcode & CELL_CMD_OPCODE_MASK) { case CELL_CMD_EXIT: D_PRINTF(CELL_DEBUG_CMD, "EXIT\n"); @@ -707,6 +716,12 @@ command_loop(void) printf("Bad opcode 0x%x!\n", opcode & CELL_CMD_OPCODE_MASK); } + if (PERF) { + t1 = spu_read_decrementer(); + printf("wait mbox time: %gms batch time: %gms\n", + (~0u - t0) * spu.init.inv_timebase, + (t0 - t1) * spu.init.inv_timebase); + } } D_PRINTF(CELL_DEBUG_CMD, "Exit command loop\n"); |