fpop.isa (9470:68f7e0bcf4aa) fpop.isa (9582:0632d2d1575c)
1// Copyright (c) 2007 The Hewlett-Packard Development Company
1// Copyright (c) 2007 The Hewlett-Packard Development Company
2// Copyright (c) 2012-2013 Mark D. Hill and David A. Wood
2// All rights reserved.
3//
4// The license below extends only to copyright in the software and shall
5// not be construed as granting a license to any other intellectual
6// property including but not limited to intellectual property relating
7// to a hardware implementation of the functionality of the software
8// licensed hereunder. You may use the software subject to the license
9// terms below provided that you ensure that this notice is replicated

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29// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
30// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
31// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
32// THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
33// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
34// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
35//
36// Authors: Gabe Black
3// All rights reserved.
4//
5// The license below extends only to copyright in the software and shall
6// not be construed as granting a license to any other intellectual
7// property including but not limited to intellectual property relating
8// to a hardware implementation of the functionality of the software
9// licensed hereunder. You may use the software subject to the license
10// terms below provided that you ensure that this notice is replicated

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30// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
31// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
32// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
33// THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
34// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
35// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
36//
37// Authors: Gabe Black
38// Nilay Vaish
37
38//////////////////////////////////////////////////////////////////////////
39//
40// FpOp Microop templates
41//
42//////////////////////////////////////////////////////////////////////////
43
44def template MicroFpOpExecute {{

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253 code = 'FpDestReg = sqrt(FpSrcReg2);'
254
255 class Cosfp(FpUnaryOp):
256 code = 'FpDestReg = cos(FpSrcReg1);'
257
258 class Sinfp(FpUnaryOp):
259 code = 'FpDestReg = sin(FpSrcReg1);'
260
39
40//////////////////////////////////////////////////////////////////////////
41//
42// FpOp Microop templates
43//
44//////////////////////////////////////////////////////////////////////////
45
46def template MicroFpOpExecute {{

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255 code = 'FpDestReg = sqrt(FpSrcReg2);'
256
257 class Cosfp(FpUnaryOp):
258 code = 'FpDestReg = cos(FpSrcReg1);'
259
260 class Sinfp(FpUnaryOp):
261 code = 'FpDestReg = sin(FpSrcReg1);'
262
263 class Tanfp(FpUnaryOp):
264 code = 'FpDestReg = tan(FpSrcReg1);'
261
265
266
262 # Conversion microops
263 class ConvOp(FpBinaryOp):
264 abstract = True
265 def __init__(self, dest, src1):
266 super(ConvOp, self).__init__(dest, src1, \
267 "InstRegIndex(FLOATREG_MICROFP0)")
268
269 # These probably shouldn't look at the ExtMachInst directly to figure

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300 code = 'FpDestReg = FpSrcReg1 * FpSrcReg2;'
301
302 class divfp(FpBinaryOp):
303 code = 'FpDestReg = FpSrcReg1 / FpSrcReg2;'
304
305 class subfp(FpBinaryOp):
306 code = 'FpDestReg = FpSrcReg1 - FpSrcReg2;'
307
267 # Conversion microops
268 class ConvOp(FpBinaryOp):
269 abstract = True
270 def __init__(self, dest, src1):
271 super(ConvOp, self).__init__(dest, src1, \
272 "InstRegIndex(FLOATREG_MICROFP0)")
273
274 # These probably shouldn't look at the ExtMachInst directly to figure

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305 code = 'FpDestReg = FpSrcReg1 * FpSrcReg2;'
306
307 class divfp(FpBinaryOp):
308 code = 'FpDestReg = FpSrcReg1 / FpSrcReg2;'
309
310 class subfp(FpBinaryOp):
311 code = 'FpDestReg = FpSrcReg1 - FpSrcReg2;'
312
313 class Yl2xFp(FpBinaryOp):
314 code = '''
315 FpDestReg = FpSrcReg2 * (log(FpSrcReg1) / log(2));
316 '''
317
318 class PremFp(FpBinaryOp):
319 code = '''
320 FpDestReg = fmod(FpSrcReg1, FpSrcReg2);
321 DPRINTF(X86, "src1: %lf, src2: %lf, dest: %lf\\n", FpSrcReg1, FpSrcReg2, FpDestReg);
322 '''
323
308 class Compfp(FpBinaryOp):
309 def __init__(self, src1, src2, spm=0, setStatus=False, \
310 dataSize="env.dataSize"):
311 super(Compfp, self).__init__("InstRegIndex(FLOATREG_MICROFP0)", \
312 src1, src2, spm, setStatus, dataSize)
313 # This class sets the condition codes in rflags according to the
314 # rules for comparing floating point.
315 code = '''

--- 27 unchanged lines hidden --- 		324 class Compfp(FpBinaryOp):
325 def __init__(self, src1, src2, spm=0, setStatus=False, \
326 dataSize="env.dataSize"):
327 super(Compfp, self).__init__("InstRegIndex(FLOATREG_MICROFP0)", \
328 src1, src2, spm, setStatus, dataSize)
329 # This class sets the condition codes in rflags according to the
330 # rules for comparing floating point.
331 code = '''

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