From: Alessandro Di Federico <a...@rev.ng>
Extend gen_tcg_funcs.py in order to emit calls to the functions emitted
by the idef-parser, if available.
Signed-off-by: Alessandro Di Federico <a...@rev.ng>
---
target/hexagon/gen_tcg_funcs.py | 28 ++++++++++++++++++++++++++--
target/hexagon/hex_common.py | 10 ++++++++++
target/hexagon/meson.build | 22 +++++++++++++---------
3 files changed, 49 insertions(+), 11 deletions(-)
diff --git a/target/hexagon/gen_tcg_funcs.py b/target/hexagon/gen_tcg_funcs.py
index db9f663a77..5980dab8ee 100755
--- a/target/hexagon/gen_tcg_funcs.py
+++ b/target/hexagon/gen_tcg_funcs.py
@@ -394,7 +394,29 @@ def gen_tcg_func(f, tag, regs, imms):
if (hex_common.is_read(regid)):
genptr_src_read_opn(f,regtype,regid,tag)
- if ( hex_common.skip_qemu_helper(tag) ):
+ if hex_common.is_idef_parser_enabled(tag):
+ declared = []
+ ## Handle registers
+ for regtype,regid,toss,numregs in regs:
+ if (hex_common.is_pair(regid)
+ or (hex_common.is_single(regid)
+ and hex_common.is_old_val(regtype, regid, tag))):
+ declared.append("%s%sV" % (regtype, regid))
+ if regtype == "M":
+ declared.append("%s%sN" % (regtype, regid))
+ elif hex_common.is_new_val(regtype, regid, tag):
+ declared.append("%s%sN" % (regtype,regid))
+ else:
+ print("Bad register parse: ",regtype,regid,toss,numregs)
+
+ ## Handle immediates
+ for immlett,bits,immshift in imms:
+ declared.append(hex_common.imm_name(immlett))
+
+ arguments = ", ".join(["ctx", "insn", "pkt"] + declared)
+ f.write(" emit_%s(%s);\n" % (tag, arguments))
+
+ elif ( hex_common.skip_qemu_helper(tag) ):
f.write(" fGEN_TCG_%s(%s);\n" % (tag, hex_common.semdict[tag]))
else:
## Generate the call to the helper
@@ -455,12 +477,14 @@ def main():
hex_common.read_attribs_file(sys.argv[2])
hex_common.read_overrides_file(sys.argv[3])
hex_common.calculate_attribs()
+ hex_common.read_idef_parser_enabled_file(sys.argv[4])
tagregs = hex_common.get_tagregs()
tagimms = hex_common.get_tagimms()
- with open(sys.argv[4], 'w') as f:
+ with open(sys.argv[5], 'w') as f:
f.write("#ifndef HEXAGON_TCG_FUNCS_H\n")
f.write("#define HEXAGON_TCG_FUNCS_H\n\n")
+ f.write("#include \"idef-generated-emitter.h.inc\"\n\n")
for tag in hex_common.tags:
## Skip the priv instructions
diff --git a/target/hexagon/hex_common.py b/target/hexagon/hex_common.py
index b3b534057d..648ad29e94 100755
--- a/target/hexagon/hex_common.py
+++ b/target/hexagon/hex_common.py
@@ -28,6 +28,7 @@
attribinfo = {} # Register information and misc
tags = [] # list of all tags
overrides = {} # tags with helper overrides
+idef_parser_enabled = {} # tags enabled for idef-parser
# We should do this as a hash for performance,
# but to keep order let's keep it as a list.
@@ -201,6 +202,9 @@ def need_ea(tag):
def skip_qemu_helper(tag):
return tag in overrides.keys()
+def is_idef_parser_enabled(tag):
+ return tag in idef_parser_enabled
+
def imm_name(immlett):
return "%siV" % immlett
@@ -232,3 +236,9 @@ def read_overrides_file(name):
continue
tag = overridere.findall(line)[0]
overrides[tag] = True
+
+def read_idef_parser_enabled_file(name):
+ global idef_parser_enabled
+ with open(name, "r") as idef_parser_enabled_file:
+ lines = idef_parser_enabled_file.read().strip().split("\n")
+ idef_parser_enabled = set(lines)
diff --git a/target/hexagon/meson.build b/target/hexagon/meson.build
index abd931d636..7f30237e59 100644
--- a/target/hexagon/meson.build
+++ b/target/hexagon/meson.build
@@ -69,15 +69,6 @@ helper_protos_generated = custom_target(
)
hexagon_ss.add(helper_protos_generated)
-tcg_funcs_generated = custom_target(
- 'tcg_funcs_generated.c.inc',
- output: 'tcg_funcs_generated.c.inc',
- depends: [semantics_generated],
- depend_files: [hex_common_py, attribs_def, gen_tcg_h],
- command: [python, files('gen_tcg_funcs.py'), semantics_generated,
attribs_def, gen_tcg_h, '@OUTPUT@'],
-)
-hexagon_ss.add(tcg_funcs_generated)
-
tcg_func_table_generated = custom_target(
'tcg_func_table_generated.c.inc',
output: 'tcg_func_table_generated.c.inc',
@@ -221,4 +212,17 @@ idef_generated_tcg = custom_target(
command: [idef_parser, '@INPUT@', '@OUTPUT0@', '@OUTPUT1@', '@OUTPUT2@'],
)
+idef_generated_list = idef_generated_tcg[2].full_path()
+
+hexagon_ss.add(idef_generated_tcg)
+
+tcg_funcs_generated = custom_target(
+ 'tcg_funcs_generated.c.inc',
+ output: 'tcg_funcs_generated.c.inc',
+ depends: [semantics_generated, idef_generated_tcg],
+ depend_files: [hex_common_py, attribs_def, gen_tcg_h],
+ command: [python, files('gen_tcg_funcs.py'), semantics_generated,
attribs_def, gen_tcg_h, idef_generated_list, '@OUTPUT@'],
+)
+hexagon_ss.add(tcg_funcs_generated)
+
target_arch += {'hexagon': hexagon_ss}
--
2.31.1
