X86: Implement the instructions that convert between forms of floating point.

[gem5.git] / src / arch / x86 / isa / insts / simd128 / floating_point / data_conversion / convert_floating_point_to_floating_point.py

diff --git a/src/arch/x86/isa/insts/simd128/floating_point/data_conversion/convert_floating_point_to_floating_point.py b/src/arch/x86/isa/insts/simd128/floating_point/data_conversion/convert_floating_point_to_floating_point.py
index 2de33efa2b5bcad5c1f0b3a880b0ea96a63b4d65..1c36f7e4503a3a0dd6e9ac64607eae8d839f928f 100644 (file)
--- a/src/arch/x86/isa/insts/simd128/floating_point/data_conversion/convert_floating_point_to_floating_point.py
+++ b/src/arch/x86/isa/insts/simd128/floating_point/data_conversion/convert_floating_point_to_floating_point.py
@@ -54,8 +54,74 @@
 # Authors: Gabe Black
 
 microcode = '''
-# CVTPS2PD
-# CVTPD2PS
-# CVTSS2SD
-# CVTSD2SS
+def macroop CVTSS2SD_XMM_XMM {
+    cvtf2f xmml, xmmlm, destSize=8, srcSize=4, ext=1
+};
+
+def macroop CVTSS2SD_XMM_M {
+    ldfp ufp1, seg, sib, disp, dataSize=8
+    cvtf2f xmml, ufp1, destSize=8, srcSize=4, ext=1
+};
+
+def macroop CVTSS2SD_XMM_P {
+    rdip t7
+    ldfp ufp1, seg, riprel, disp, dataSize=8
+    cvtf2f xmml, ufp1, destSize=8, srcSize=4, ext=1
+};
+
+def macroop CVTSD2SS_XMM_XMM {
+    cvtf2f xmml, xmmlm, destSize=4, srcSize=8, ext=1
+};
+
+def macroop CVTSD2SS_XMM_M {
+    ldfp ufp1, seg, sib, disp, dataSize=8
+    cvtf2f xmml, ufp1, destSize=4, srcSize=8, ext=1
+};
+
+def macroop CVTSD2SS_XMM_P {
+    rdip t7
+    ldfp ufp1, seg, riprel, disp, dataSize=8
+    cvtf2f xmml, ufp1, destSize=4, srcSize=8, ext=1
+};
+
+def macroop CVTPS2PD_XMM_XMM {
+    cvtf2f xmmh, xmmlm, destSize=8, srcSize=4, ext=2
+    cvtf2f xmml, xmmlm, destSize=8, srcSize=4, ext=0
+};
+
+def macroop CVTPS2PD_XMM_M {
+    ldfp ufp1, seg, sib, disp, dataSize=8
+    cvtf2f xmmh, ufp1, destSize=8, srcSize=4, ext=2
+    cvtf2f xmml, ufp1, destSize=8, srcSize=4, ext=0
+};
+
+def macroop CVTPS2PD_XMM_P {
+    rdip t7
+    ldfp ufp1, seg, riprel, disp, dataSize=8
+    cvtf2f xmmh, ufp1, destSize=8, srcSize=4, ext=2
+    cvtf2f xmml, ufp1, destSize=8, srcSize=4, ext=0
+};
+
+def macroop CVTPD2PS_XMM_XMM {
+    cvtf2f xmml, xmmlm, destSize=4, srcSize=8, ext=0
+    cvtf2f xmml, xmmhm, destSize=4, srcSize=8, ext=2
+    lfpimm xmmh, 0
+};
+
+def macroop CVTPD2PS_XMM_M {
+    ldfp ufp1, seg, sib, "DISPLACEMENT", dataSize=8
+    ldfp ufp2, seg, sib, "DISPLACEMENT + 8", dataSize=8
+    cvtf2f xmml, ufp1, destSize=4, srcSize=8, ext=0
+    cvtf2f xmml, ufp2, destSize=4, srcSize=8, ext=2
+    lfpimm xmmh, 0
+};
+
+def macroop CVTPD2PS_XMM_P {
+    rdip t7
+    ldfp ufp1, seg, riprel, "DISPLACEMENT", dataSize=8
+    ldfp ufp2, seg, riprel, "DISPLACEMENT + 8", dataSize=8
+    cvtf2f xmml, ufp1, destSize=4, srcSize=8, ext=0
+    cvtf2f xmml, ufp2, destSize=4, srcSize=8, ext=2
+    lfpimm xmmh, 0
+};
 '''