From 6925bf55005c118dc2580ba83e0fa10b31839ef9 Mon Sep 17 00:00:00 2001 From: Gabe Black Date: Wed, 23 May 2018 16:47:31 -0700 Subject: x86: Add op classes to the MediaOps. The ISA parser had been assuming these microops were all FloatAddOp which is usually not correct. Change-Id: Ic54881d16f16b50c3d6a8c74b94bff9ae3b1f43e Reviewed-on: https://gem5-review.googlesource.com/10541 Reviewed-by: Jason Lowe-Power Reviewed-by: Anthony Gutierrez Reviewed-by: Tariq Azmy Maintainer: Anthony Gutierrez --- src/arch/x86/isa/microops/mediaop.isa | 44 ++++++++++++++++++++++++++++++++++- 1 file changed, 43 insertions(+), 1 deletion(-) (limited to 'src/arch') diff --git a/src/arch/x86/isa/microops/mediaop.isa b/src/arch/x86/isa/microops/mediaop.isa index 7e28bc277..f9c6a9f9b 100644 --- a/src/arch/x86/isa/microops/mediaop.isa +++ b/src/arch/x86/isa/microops/mediaop.isa @@ -154,7 +154,11 @@ let {{ templates = regTemplates # Get everything ready for the substitution - iop = InstObjParams(name, Name + suffix, base, {"code" : code}) + opt_args = [] + if self.op_class: + opt_args.append(self.op_class) + iop = InstObjParams(name, Name + suffix, base, {"code" : code}, + opt_args) # Generate the actual code (finally!) header_output += templates[0].subst(iop) @@ -168,6 +172,8 @@ let {{ if "abstract" in dict: abstract = dict['abstract'] del dict['abstract'] + if not "op_class" in dict: + dict["op_class"] = None cls = super(MediaOpMeta, mcls).__new__(mcls, Name, bases, dict) if not abstract: @@ -237,6 +243,7 @@ let {{ size = None, destSize = None, srcSize = None, ext = None): super(Mov2int, self).__init__(dest, src1,\ src2, size, destSize, srcSize, ext) + op_class = 'SimdMiscOp' code = ''' int items = sizeof(FloatRegBits) / srcSize; int offset = imm8; @@ -258,6 +265,7 @@ let {{ size = None, destSize = None, srcSize = None, ext = None): super(Mov2fp, self).__init__(dest, src1,\ src2, size, destSize, srcSize, ext) + op_class = 'SimdMiscOp' code = ''' int items = sizeof(FloatRegBits) / destSize; int offset = imm8; @@ -279,6 +287,7 @@ let {{ size = None, destSize = None, srcSize = None, ext = None): super(Movsign, self).__init__(dest, src,\ "InstRegIndex(0)", size, destSize, srcSize, ext) + op_class = 'SimdMiscOp' code = ''' int items = sizeof(FloatRegBits) / srcSize; uint64_t result = 0; @@ -292,6 +301,7 @@ let {{ ''' class Maskmov(MediaOp): + op_class = 'SimdMiscOp' code = ''' assert(srcSize == destSize); int size = srcSize; @@ -310,6 +320,7 @@ let {{ ''' class shuffle(MediaOp): + op_class = 'SimdMiscOp' code = ''' assert(srcSize == destSize); int size = srcSize; @@ -352,6 +363,7 @@ let {{ ''' class Unpack(MediaOp): + op_class = 'SimdMiscOp' code = ''' assert(srcSize == destSize); int size = destSize; @@ -378,6 +390,7 @@ let {{ ''' class Pack(MediaOp): + op_class = 'SimdMiscOp' code = ''' assert(srcSize == destSize * 2); int items = (sizeof(FloatRegBits) / destSize); @@ -447,6 +460,7 @@ let {{ class Mxor(MediaOp): def __init__(self, dest, src1, src2): super(Mxor, self).__init__(dest, src1, src2, 1) + op_class = 'SimdAluOp' code = ''' FpDestReg_uqw = FpSrcReg1_uqw ^ FpSrcReg2_uqw; ''' @@ -454,6 +468,7 @@ let {{ class Mor(MediaOp): def __init__(self, dest, src1, src2): super(Mor, self).__init__(dest, src1, src2, 1) + op_class = 'SimdAluOp' code = ''' FpDestReg_uqw = FpSrcReg1_uqw | FpSrcReg2_uqw; ''' @@ -461,6 +476,7 @@ let {{ class Mand(MediaOp): def __init__(self, dest, src1, src2): super(Mand, self).__init__(dest, src1, src2, 1) + op_class = 'SimdAluOp' code = ''' FpDestReg_uqw = FpSrcReg1_uqw & FpSrcReg2_uqw; ''' @@ -468,11 +484,13 @@ let {{ class Mandn(MediaOp): def __init__(self, dest, src1, src2): super(Mandn, self).__init__(dest, src1, src2, 1) + op_class = 'SimdAluOp' code = ''' FpDestReg_uqw = ~FpSrcReg1_uqw & FpSrcReg2_uqw; ''' class Mminf(MediaOp): + op_class = 'SimdFloatCmpOp' code = ''' union floatInt { @@ -523,6 +541,7 @@ let {{ ''' class Mmaxf(MediaOp): + op_class = 'SimdFloatCmpOp' code = ''' union floatInt { @@ -573,6 +592,7 @@ let {{ ''' class Mmini(MediaOp): + op_class = 'SimdCmpOp' code = ''' assert(srcSize == destSize); @@ -611,6 +631,7 @@ let {{ ''' class Mmaxi(MediaOp): + op_class = 'SimdCmpOp' code = ''' assert(srcSize == destSize); @@ -649,6 +670,7 @@ let {{ ''' class Msqrt(MediaOp): + op_class = 'SimdFloatSqrtOp' def __init__(self, dest, src, \ size = None, destSize = None, srcSize = None, ext = None): super(Msqrt, self).__init__(dest, src,\ @@ -699,6 +721,7 @@ let {{ size = None, destSize = None, srcSize = None, ext = None): super(Mrcp, self).__init__(dest, src,\ "InstRegIndex(0)", size, destSize, srcSize, ext) + op_class = 'SimdFloatAluOp' code = ''' union floatInt { @@ -729,6 +752,7 @@ let {{ ''' class Maddf(MediaOp): + op_class = 'SimdFloatAddOp' code = ''' union floatInt { @@ -775,6 +799,7 @@ let {{ ''' class Msubf(MediaOp): + op_class = 'SimdFloatAddOp' code = ''' union floatInt { @@ -821,6 +846,7 @@ let {{ ''' class Mmulf(MediaOp): + op_class = 'SimdFloatMultOp' code = ''' union floatInt { @@ -867,6 +893,7 @@ let {{ ''' class Mdivf(MediaOp): + op_class = 'SimdFloatDivOp' code = ''' union floatInt { @@ -913,6 +940,7 @@ let {{ ''' class Maddi(MediaOp): + op_class = 'SimdAddOp' code = ''' assert(srcSize == destSize); int size = srcSize; @@ -950,6 +978,7 @@ let {{ ''' class Msubi(MediaOp): + op_class = 'SimdAddOp' code = ''' assert(srcSize == destSize); int size = srcSize; @@ -991,6 +1020,7 @@ let {{ ''' class Mmuli(MediaOp): + op_class = 'SimdMultOp' code = ''' int srcBits = srcSize * 8; int destBits = destSize * 8; @@ -1037,6 +1067,7 @@ let {{ ''' class Mavg(MediaOp): + op_class = 'SimdAddOp' code = ''' assert(srcSize == destSize); int size = srcSize; @@ -1057,6 +1088,7 @@ let {{ ''' class Msad(MediaOp): + op_class = 'SimdAddOp' code = ''' int srcBits = srcSize * 8; int items = sizeof(FloatRegBits) / srcSize; @@ -1076,6 +1108,7 @@ let {{ ''' class Msrl(MediaOp): + op_class = 'SimdShiftOp' code = ''' assert(srcSize == destSize); @@ -1103,6 +1136,7 @@ let {{ ''' class Msra(MediaOp): + op_class = 'SimdShiftOp' code = ''' assert(srcSize == destSize); @@ -1134,6 +1168,7 @@ let {{ ''' class Msll(MediaOp): + op_class = 'SimdShiftOp' code = ''' assert(srcSize == destSize); @@ -1164,6 +1199,7 @@ let {{ size = None, destSize = None, srcSize = None, ext = None): super(Cvtf2i, self).__init__(dest, src,\ "InstRegIndex(0)", size, destSize, srcSize, ext) + op_class = 'SimdFloatCvtOp' code = ''' union floatInt { @@ -1238,6 +1274,7 @@ let {{ size = None, destSize = None, srcSize = None, ext = None): super(Cvti2f, self).__init__(dest, src,\ "InstRegIndex(0)", size, destSize, srcSize, ext) + op_class = 'SimdFloatCvtOp' code = ''' union floatInt { @@ -1300,6 +1337,7 @@ let {{ size = None, destSize = None, srcSize = None, ext = None): super(Cvtf2f, self).__init__(dest, src,\ "InstRegIndex(0)", size, destSize, srcSize, ext) + op_class = 'SimdFloatCvtOp' code = ''' union floatInt { @@ -1364,6 +1402,7 @@ let {{ ''' class Mcmpi2r(MediaOp): + op_class = 'SimdCvtOp' code = ''' union floatInt { @@ -1403,6 +1442,7 @@ let {{ ''' class Mcmpf2r(MediaOp): + op_class = 'SimdFloatCvtOp' code = ''' union floatInt { @@ -1489,6 +1529,7 @@ let {{ size = None, destSize = None, srcSize = None, ext = None): super(Mcmpf2rf, self).__init__("InstRegIndex(0)", src1,\ src2, size, destSize, srcSize, ext) + op_class = 'SimdFloatCvtOp' code = ''' union floatInt { @@ -1543,6 +1584,7 @@ let {{ ''' class Emms(MediaOp): + op_class = 'FloatMiscOp' def __init__(self): super(Emms, self).__init__('InstRegIndex(MISCREG_FTW)', 'InstRegIndex(0)', 'InstRegIndex(0)', 2) -- cgit v1.2.3