diff options
Diffstat (limited to 'sim/common/genmloop.sh')
| -rw-r--r-- | sim/common/genmloop.sh | 81 |
1 files changed, 56 insertions, 25 deletions
diff --git a/sim/common/genmloop.sh b/sim/common/genmloop.sh index 8a1b8d67dba..115ae8c8864 100644 --- a/sim/common/genmloop.sh +++ b/sim/common/genmloop.sh @@ -85,6 +85,8 @@ # # -parallel-read: support parallel execution with read-before-exec support. # -parallel-write: support parallel execution with write-after-exec support. +# -parallel-generic-write: support parallel execution with generic queued +# writes. # # One of these options is specified in addition to -simple, -scache, # -pbb. Note that while the code can determine if the cpu supports @@ -92,6 +94,12 @@ # technically unnecessary], having this option cuts down on the clutter # in the result. # +# -parallel-only: semantic code only supports parallel version of insn +# +# Semantic code only supports parallel versions of each insn. +# Things can be sped up by generating both serial and parallel versions +# and is better suited to mixed parallel architectures like the m32r. +# # -switch file: specify file containing semantics implemented as a switch() # # -cpu <cpu-family> @@ -116,6 +124,7 @@ type=mono #full_switch= #pbb= parallel=no +parallel_only=no switch= cpu="unknown" infile="" @@ -134,6 +143,8 @@ do -no-parallel) ;; -parallel-read) parallel=read ;; -parallel-write) parallel=write ;; + -parallel-generic-write) parallel=genwrite ;; + -parallel-only) parallel_only=yes ;; -switch) shift ; switch=$1 ;; -cpu) shift ; cpu=$1 ;; -infile) shift ; infile=$1 ;; @@ -189,22 +200,36 @@ fi echo "" echo "/* HAVE_PARALLEL_INSNS: non-zero if cpu can parallelly execute > 1 insn. */" -if [ x$parallel != xno ] ; then - echo "#define HAVE_PARALLEL_INSNS 1" - if [ x$parallel = xread ] ; then - echo "/* Parallel execution is supported by read-before-exec. */" - echo "#define WITH_PARALLEL_READ 1" - echo "#define WITH_PARALLEL_WRITE 0" - else - echo "/* Parallel execution is supported by write-after-exec. */" - echo "#define WITH_PARALLEL_READ 0" - echo "#define WITH_PARALLEL_WRITE 1" - fi -else - echo "#define HAVE_PARALLEL_INSNS 0" - echo "#define WITH_PARALLEL_READ 0" - echo "#define WITH_PARALLEL_WRITE 0" -fi +# blah blah blah, other ways to do this, blah blah blah +case x$parallel in +xno) + echo "#define HAVE_PARALLEL_INSNS 0" + echo "#define WITH_PARALLEL_READ 0" + echo "#define WITH_PARALLEL_WRITE 0" + echo "#define WITH_PARALLEL_GENWRITE 0" + ;; +xread) + echo "#define HAVE_PARALLEL_INSNS 1" + echo "/* Parallel execution is supported by read-before-exec. */" + echo "#define WITH_PARALLEL_READ 1" + echo "#define WITH_PARALLEL_WRITE 0" + echo "#define WITH_PARALLEL_GENWRITE 0" + ;; +xwrite) + echo "#define HAVE_PARALLEL_INSNS 1" + echo "/* Parallel execution is supported by write-after-exec. */" + echo "#define WITH_PARALLEL_READ 0" + echo "#define WITH_PARALLEL_WRITE 1" + echo "#define WITH_PARALLEL_GENWRITE 0" + ;; +xgenwrite) + echo "#define HAVE_PARALLEL_INSNS 1" + echo "/* Parallel execution is supported by generic write-after-exec. */" + echo "#define WITH_PARALLEL_READ 0" + echo "#define WITH_PARALLEL_WRITE 0" + echo "#define WITH_PARALLEL_GENWRITE 1" + ;; +esac if [ "x$switch" != x ] ; then echo "" @@ -360,13 +385,15 @@ void EOF -if [ x$parallel != xno ] ; then - cat << EOF +case x$parallel in +xread | xwrite) + cat << EOF PAREXEC pbufs[MAX_PARALLEL_INSNS]; PAREXEC *par_exec; EOF -fi + ;; +esac # Any initialization code before looping starts. # Note that this code may declare some locals. @@ -1118,13 +1145,15 @@ void EOF -if [ x$parallel != xno ] ; then - cat << EOF +case x$parallel in +xread | xwrite) + cat << EOF PAREXEC pbufs[MAX_PARALLEL_INSNS]; PAREXEC *par_exec = &pbufs[0]; EOF -fi + ;; +esac # Any initialization code before looping starts. # Note that this code may declare some locals. @@ -1208,13 +1237,15 @@ void EOF -if [ x$parallel != xno ] ; then - cat << EOF +case x$parallel in +xread | xwrite) + cat << EOF PAREXEC pbufs[MAX_PARALLEL_INSNS]; PAREXEC *par_exec = &pbufs[0]; EOF -fi + ;; +esac # Any initialization code before looping starts. # Note that this code may declare some locals. |