Remove reference to the removed CPU= build argument in commit 018443b8a1
("BUILD: makefile: get rid of the CPU variable").
---
INSTALL | 13 +++++++++----
1 file changed, 9 insertions(+), 4 deletions(-)
diff --git a/INSTALL b/INSTALL
index ee91757e0..46ff3cd52 100644
--- a/INSTALL
+++ b/INSTALL
@@ -383,10 +383,15 @@ systems, by passing "USE_SLZ=" to the "make" command.
Please note that SLZ will benefit from some CPU-specific instructions like the
availability of the CRC32 extension on some ARM processors. Thus it can further
-improve its performance to build with "CPU=native" on the target system, or
-"CPU=armv81" (modern systems such as Graviton2 or A55/A75 and beyond),
-"CPU=a72" (e.g. for RPi4, or AWS Graviton), "CPU=a53" (e.g. for RPi3), or
-"CPU=armv8-auto" (automatic detection with minor runtime penalty).
+improve its performance to build with:
+
+ - "CPU_CFLAGS=-march=native" on the target system or
+ - "CPU_CFLAGS=-march=armv81" on modern systems such as Graviton2 or A55/A75
+ and beyond)
+ - "CPU_CFLAGS=-march=a72" (e.g. for RPi4, or AWS Graviton)
+ - "CPU_CFLAGS=-march=a53" (e.g. for RPi3)
+ - "CPU_CFLAGS=-march=armv8-auto" automatic detection with minor runtime
+ penalty)
A second option involves the widely known zlib library, which is very likely
installed on your system. In order to use zlib, simply pass "USE_ZLIB=1" to the
--
2.17.1
