diff options
Diffstat (limited to 'target/hexagon/gen_helper_funcs.py')
| -rwxr-xr-x | target/hexagon/gen_helper_funcs.py | 115 |
1 files changed, 105 insertions, 10 deletions
diff --git a/target/hexagon/gen_helper_funcs.py b/target/hexagon/gen_helper_funcs.py index 2b1c5d8e3e..a446c45384 100755 --- a/target/hexagon/gen_helper_funcs.py +++ b/target/hexagon/gen_helper_funcs.py @@ -48,12 +48,26 @@ def gen_helper_arg_pair(f,regtype,regid,regno): if regno >= 0 : f.write(", ") f.write("int64_t %s%sV" % (regtype,regid)) +def gen_helper_arg_ext(f,regtype,regid,regno): + if regno > 0 : f.write(", ") + f.write("void *%s%sV_void" % (regtype,regid)) + +def gen_helper_arg_ext_pair(f,regtype,regid,regno): + if regno > 0 : f.write(", ") + f.write("void *%s%sV_void" % (regtype,regid)) + def gen_helper_arg_opn(f,regtype,regid,i,tag): if (hex_common.is_pair(regid)): - gen_helper_arg_pair(f,regtype,regid,i) + if (hex_common.is_hvx_reg(regtype)): + gen_helper_arg_ext_pair(f,regtype,regid,i) + else: + gen_helper_arg_pair(f,regtype,regid,i) elif (hex_common.is_single(regid)): if hex_common.is_old_val(regtype, regid, tag): - gen_helper_arg(f,regtype,regid,i) + if (hex_common.is_hvx_reg(regtype)): + gen_helper_arg_ext(f,regtype,regid,i) + else: + gen_helper_arg(f,regtype,regid,i) elif hex_common.is_new_val(regtype, regid, tag): gen_helper_arg_new(f,regtype,regid,i) else: @@ -72,25 +86,67 @@ def gen_helper_dest_decl_pair(f,regtype,regid,regno,subfield=""): f.write(" int64_t %s%sV%s = 0;\n" % \ (regtype,regid,subfield)) +def gen_helper_dest_decl_ext(f,regtype,regid): + if (regtype == "Q"): + f.write(" /* %s%sV is *(MMQReg *)(%s%sV_void) */\n" % \ + (regtype,regid,regtype,regid)) + else: + f.write(" /* %s%sV is *(MMVector *)(%s%sV_void) */\n" % \ + (regtype,regid,regtype,regid)) + +def gen_helper_dest_decl_ext_pair(f,regtype,regid,regno): + f.write(" /* %s%sV is *(MMVectorPair *))%s%sV_void) */\n" % \ + (regtype,regid,regtype, regid)) + def gen_helper_dest_decl_opn(f,regtype,regid,i): if (hex_common.is_pair(regid)): - gen_helper_dest_decl_pair(f,regtype,regid,i) + if (hex_common.is_hvx_reg(regtype)): + gen_helper_dest_decl_ext_pair(f,regtype,regid, i) + else: + gen_helper_dest_decl_pair(f,regtype,regid,i) elif (hex_common.is_single(regid)): - gen_helper_dest_decl(f,regtype,regid,i) + if (hex_common.is_hvx_reg(regtype)): + gen_helper_dest_decl_ext(f,regtype,regid) + else: + gen_helper_dest_decl(f,regtype,regid,i) else: print("Bad register parse: ",regtype,regid,toss,numregs) +def gen_helper_src_var_ext(f,regtype,regid): + if (regtype == "Q"): + f.write(" /* %s%sV is *(MMQReg *)(%s%sV_void) */\n" % \ + (regtype,regid,regtype,regid)) + else: + f.write(" /* %s%sV is *(MMVector *)(%s%sV_void) */\n" % \ + (regtype,regid,regtype,regid)) + +def gen_helper_src_var_ext_pair(f,regtype,regid,regno): + f.write(" /* %s%sV%s is *(MMVectorPair *)(%s%sV%s_void) */\n" % \ + (regtype,regid,regno,regtype,regid,regno)) + def gen_helper_return(f,regtype,regid,regno): f.write(" return %s%sV;\n" % (regtype,regid)) def gen_helper_return_pair(f,regtype,regid,regno): f.write(" return %s%sV;\n" % (regtype,regid)) +def gen_helper_dst_write_ext(f,regtype,regid): + return + +def gen_helper_dst_write_ext_pair(f,regtype,regid): + return + def gen_helper_return_opn(f, regtype, regid, i): if (hex_common.is_pair(regid)): - gen_helper_return_pair(f,regtype,regid,i) + if (hex_common.is_hvx_reg(regtype)): + gen_helper_dst_write_ext_pair(f,regtype,regid) + else: + gen_helper_return_pair(f,regtype,regid,i) elif (hex_common.is_single(regid)): - gen_helper_return(f,regtype,regid,i) + if (hex_common.is_hvx_reg(regtype)): + gen_helper_dst_write_ext(f,regtype,regid) + else: + gen_helper_return(f,regtype,regid,i) else: print("Bad register parse: ",regtype,regid,toss,numregs) @@ -129,14 +185,20 @@ def gen_helper_function(f, tag, tagregs, tagimms): % (tag, tag)) else: ## The return type of the function is the type of the destination - ## register + ## register (if scalar) i=0 for regtype,regid,toss,numregs in regs: if (hex_common.is_written(regid)): if (hex_common.is_pair(regid)): - gen_helper_return_type_pair(f,regtype,regid,i) + if (hex_common.is_hvx_reg(regtype)): + continue + else: + gen_helper_return_type_pair(f,regtype,regid,i) elif (hex_common.is_single(regid)): - gen_helper_return_type(f,regtype,regid,i) + if (hex_common.is_hvx_reg(regtype)): + continue + else: + gen_helper_return_type(f,regtype,regid,i) else: print("Bad register parse: ",regtype,regid,toss,numregs) i += 1 @@ -145,16 +207,37 @@ def gen_helper_function(f, tag, tagregs, tagimms): f.write("void") f.write(" HELPER(%s)(CPUHexagonState *env" % tag) + ## Arguments include the vector destination operands i = 1 + for regtype,regid,toss,numregs in regs: + if (hex_common.is_written(regid)): + if (hex_common.is_pair(regid)): + if (hex_common.is_hvx_reg(regtype)): + gen_helper_arg_ext_pair(f,regtype,regid,i) + else: + continue + elif (hex_common.is_single(regid)): + if (hex_common.is_hvx_reg(regtype)): + gen_helper_arg_ext(f,regtype,regid,i) + else: + # This is the return value of the function + continue + else: + print("Bad register parse: ",regtype,regid,toss,numregs) + i += 1 ## Arguments to the helper function are the source regs and immediates for regtype,regid,toss,numregs in regs: if (hex_common.is_read(regid)): + if (hex_common.is_hvx_reg(regtype) and + hex_common.is_readwrite(regid)): + continue gen_helper_arg_opn(f,regtype,regid,i,tag) i += 1 for immlett,bits,immshift in imms: gen_helper_arg_imm(f,immlett) i += 1 + if hex_common.need_slot(tag): if i > 0: f.write(", ") f.write("uint32_t slot") @@ -173,6 +256,17 @@ def gen_helper_function(f, tag, tagregs, tagimms): gen_helper_dest_decl_opn(f,regtype,regid,i) i += 1 + for regtype,regid,toss,numregs in regs: + if (hex_common.is_read(regid)): + if (hex_common.is_pair(regid)): + if (hex_common.is_hvx_reg(regtype)): + gen_helper_src_var_ext_pair(f,regtype,regid,i) + elif (hex_common.is_single(regid)): + if (hex_common.is_hvx_reg(regtype)): + gen_helper_src_var_ext(f,regtype,regid) + else: + print("Bad register parse: ",regtype,regid,toss,numregs) + if 'A_FPOP' in hex_common.attribdict[tag]: f.write(' arch_fpop_start(env);\n'); @@ -192,11 +286,12 @@ def main(): hex_common.read_semantics_file(sys.argv[1]) hex_common.read_attribs_file(sys.argv[2]) hex_common.read_overrides_file(sys.argv[3]) + hex_common.read_overrides_file(sys.argv[4]) hex_common.calculate_attribs() 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: for tag in hex_common.tags: ## Skip the priv instructions if ( "A_PRIV" in hex_common.attribdict[tag] ) : |