intel-gen4asm: Changes to 'master'

[Keith Packard]

 src/brw_structs.h |    1 
 src/gen4asm.h     |    5 +++-
 src/gram.y        |   62 +++++++++++++++++++++++++++++++++++++++++++++++-------
 src/lex.l         |    9 ++++++-
 src/main.c        |   56 ++++++++++++++++++++++++++++++++++++++----------
 5 files changed, 112 insertions(+), 21 deletions(-)

New commits:
commit 250bfb0ebd452bfa56dec1200a13df6597430c41
Author: Zou Nanhai <nanhai.zou at intel.com>
Date:   Tue Dec 9 18:38:54 2008 -0800

    Add support for labeled and conditional branches
    
    Signed-off-by: Keith Packard <keithp at keithp.com>