changeset b595412884f9 in /z/repo/m5
details: http://repo.m5sim.org/m5?cmd=changeset;node=b595412884f9
description:
X86: (Re)implement XORPS and XORPD.
diffstat:
2 files changed, 27 insertions(+), 9 deletions(-)
src/arch/x86/isa/decoder/two_byte_opcodes.isa | 2
src/arch/x86/isa/insts/simd128/floating_point/logical/exclusive_or.py | 34
+++++++---
diffs (67 lines):
diff -r 0943f0e54f0f -r b595412884f9
src/arch/x86/isa/decoder/two_byte_opcodes.isa
--- a/src/arch/x86/isa/decoder/two_byte_opcodes.isa Mon Aug 17 18:22:33
2009 -0700
+++ b/src/arch/x86/isa/decoder/two_byte_opcodes.isa Mon Aug 17 18:22:37
2009 -0700
@@ -471,7 +471,7 @@
0x4: andps_Vo_Wo();
0x5: andnps_Vo_Wo();
0x6: orps_Vo_Wo();
- 0x7: xorps_Vo_Wo();
+ 0x7: Inst::XORPS(Vo,Wo);
}
// repe (0xF3)
0x4: decode OPCODE_OP_BOTTOM3 {
diff -r 0943f0e54f0f -r b595412884f9
src/arch/x86/isa/insts/simd128/floating_point/logical/exclusive_or.py
--- a/src/arch/x86/isa/insts/simd128/floating_point/logical/exclusive_or.py
Mon Aug 17 18:22:33 2009 -0700
+++ b/src/arch/x86/isa/insts/simd128/floating_point/logical/exclusive_or.py
Mon Aug 17 18:22:37 2009 -0700
@@ -54,25 +54,43 @@
# Authors: Gabe Black
microcode = '''
-# XORPS
-
def macroop XORPD_XMM_XMM {
- xorfp xmml, xmml, xmmlm
- xorfp xmmh, xmmh, xmmhm
+ mxor xmml, xmml, xmmlm
+ mxor xmmh, xmmh, xmmhm
};
def macroop XORPD_XMM_M {
ldfp ufp1, seg, sib, disp, dataSize=8
ldfp ufp2, seg, sib, "DISPLACEMENT + 8", dataSize=8
- xorfp xmml, xmml, ufp1
- xorfp xmmh, xmmh, ufp2
+ mxor xmml, xmml, ufp1
+ mxor xmmh, xmmh, ufp2
};
def macroop XORPD_XMM_P {
rdip t7
ldfp ufp1, seg, riprel, disp, dataSize=8
ldfp ufp2, seg, riprel, "DISPLACEMENT + 8", dataSize=8
- xorfp xmml, xmml, ufp1
- xorfp xmmh, xmmh, ufp2
+ mxor xmml, xmml, ufp1
+ mxor xmmh, xmmh, ufp2
+};
+
+def macroop XORPS_XMM_XMM {
+ mxor xmml, xmml, xmmlm
+ mxor xmmh, xmmh, xmmhm
+};
+
+def macroop XORPS_XMM_M {
+ ldfp ufp1, seg, sib, disp, dataSize=8
+ ldfp ufp2, seg, sib, "DISPLACEMENT + 8", dataSize=8
+ mxor xmml, xmml, ufp1
+ mxor xmmh, xmmh, ufp2
+};
+
+def macroop XORPS_XMM_P {
+ rdip t7
+ ldfp ufp1, seg, riprel, disp, dataSize=8
+ ldfp ufp2, seg, riprel, "DISPLACEMENT + 8", dataSize=8
+ mxor xmml, xmml, ufp1
+ mxor xmmh, xmmh, ufp2
};
'''
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