tunes: Add support for sve instructions on armv8/armv9

This helps in defining correct compiler options and configure options
for glibc and overall ABI for toolchain

(From OE-Core rev: 58330ce58719bd82530b1143623db7af7a85e897)

Signed-off-by: Khem Raj <raj.khem@gmail.com>
Signed-off-by: Alexandre Belloni <alexandre.belloni@bootlin.com>
Signed-off-by: Luca Ceresoli <luca.ceresoli@bootlin.com>
Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>

diff --git a/meta/conf/machine/include/arm/feature-arm-sve.inc b/meta/conf/machine/include/arm/feature-arm-sve.inc
new file mode 100644 (file)
index 0000000..279bf8c
--- /dev/null
+++ b/meta/conf/machine/include/arm/feature-arm-sve.inc
@@ -0,0 +1,5 @@
+# Scalable Vector Extension (SVE) for:
+# armv8.2-a, armv8.3-a, armv8.4-a, armv8.5-a, armv8.6-a, armv8-r, armv9a
+
+TUNEVALID[sve] = "Enable SVE instructions for ARMv8 and ARMv9"
+TUNE_CCARGS_MARCH_OPTS .= "${@bb.utils.contains('TUNE_FEATURES', 'sve', '+sve', '', d)}"