4.14.2-6-xanmod4. Added GCC optimization script

1 files changed, 68 insertions, 0 deletions

diff --git a/choose-gcc-optimization.sh b/choose-gcc-optimization.sh
new file mode 100755
index 000000000000..83869b51d0e7
--- /dev/null
+++ b/choose-gcc-optimization.sh
@@ -0,0 +1,68 @@
+#!/usr/bin/env bash
+
+Detect_CPU=$(gcc -c -Q -march=native --help=target | grep march | awk '{print $2}')
+
+echo -e "   ** Detected CPU architecture: $Detect_CPU **\n"
+
+cat << EOF
+
+    Available CPU microarchitectures:
+
+    1) AMD old K8-family    
+    2) AMD Improved K8-family (SSE3)
+    3) AMD K10-family
+    4) AMD Family 10h (Barcelona)
+    5) AMD Family 14h (Bobcat)
+    6) AMD Family 16h (Jaguar)
+    7) AMD Family 15h (Bulldozer)
+    8) AMD Family 15h (Piledriver)
+    9) AMD Family 15h (Steamroller)
+    10) AMD Family 15h (Excavator)
+    11) AMD Family 17h (Zen)
+
+    12) Intel P4 / older Netburst based Xeon (Core2)        
+    13) Intel Bonnell family of low-power Atom processors (Bonnell)
+    14) Intel Silvermont family of low-power Atom processors (Silvermont)
+    15) Intel 1st Gen Core i3/i5/i7-family (Nehalem)
+    16) Intel 1.5 Gen Core i3/i5/i7-family (Westmere)
+    17) Intel 2nd Gen Core i3/i5/i7-family (Sandybridge)
+    18) Intel 3rd Gen Core i3/i5/i7-family (Ivybridge)
+    19) Intel 4th Gen Core i3/i5/i7-family (Haswell)
+    20) Intel 5th Gen Core i3/i5/i7-family (Broadwell)
+    21) Intel 6th Gen Core i3/i5/i7-family (Skylake)
+
+    22) Native optimizations autodetected by GCC
+
+    0) Generic (default)
+    
+EOF
+
+read -p "    Which config you want? " answer
+case $answer in
+    1) Microarchitecture=CONFIG_MK8 ;;
+    2) Microarchitecture=CONFIG_MK8SSE3 ;;
+    3) Microarchitecture=CONFIG_MK10 ;;
+    4) Microarchitecture=CONFIG_MBARCELONA ;;
+    5) Microarchitecture=CONFIG_MBOBCAT ;;
+    6) Microarchitecture=CONFIG_MJAGUAR ;;
+    7) Microarchitecture=CONFIG_MBULLDOZER ;;
+    8) Microarchitecture=CONFIG_MPILEDRIVER ;;
+    9|10|11) Microarchitecture=CONFIG_MNATIVE ;;   # Xanmod doesn't include those architectures!! Switch to native instead
+    12) Microarchitecture=CONFIG_MPSC ;;
+    13) Microarchitecture=CONFIG_MATOM ;;
+    14) Microarchitecture=CONFIG_MSILVERMONT ;;
+    15) Microarchitecture=CONFIG_MNEHALEM ;;
+    16) Microarchitecture=CONFIG_MWESTMERE ;;
+    17) Microarchitecture=CONFIG_MSANDYBRIDGE ;;
+    18) Microarchitecture=CONFIG_MIVYBRIDGE ;;
+    19) Microarchitecture=CONFIG_MHASWELL ;;
+    20) Microarchitecture=CONFIG_MBROADWELL ;;
+    21) Microarchitecture=CONFIG_MNATIVE ;;    # Xanmod doesn't include this architecture!! Switch to native instead
+    22) Microarchitecture=CONFIG_MNATIVE ;;
+    *) true ;;
+esac
+
+sed -e 's|^CONFIG_GENERIC_CPU=y|# CONFIG_GENERIC_CPU is not set|g' -i .config
+sed -e "s|^# $Microarchitecture is not set|$Microarchitecture=y|g" -i .config
+
+echo