[pkgsrc/trunk]: pkgsrc/lang/openjdk11 openjdk11: apply band-aid for aarch64 I...

[tnn <tnn%pkgsrc.org@localhost>]

details:   https://anonhg.NetBSD.org/pkgsrc/rev/bf884430775e
branches:  trunk
changeset: 430835:bf884430775e
user:      tnn <tnn%pkgsrc.org@localhost>
date:      Mon May 04 20:46:10 2020 +0000

description:
openjdk11: apply band-aid for aarch64 ICache invalidation problem

diffstat:

 lang/openjdk11/distinfo                                                  |   7 ++-
 lang/openjdk11/patches/patch-src_hotspot_cpu_aarch64_icache__aarch64.hpp |  29 ++++++++++
 2 files changed, 35 insertions(+), 1 deletions(-)

diffs (55 lines):

diff -r 18e6f720db53 -r bf884430775e lang/openjdk11/distinfo
--- a/lang/openjdk11/distinfo   Mon May 04 20:29:26 2020 +0000
+++ b/lang/openjdk11/distinfo   Mon May 04 20:46:10 2020 +0000
@@ -1,5 +1,9 @@
-$NetBSD: distinfo,v 1.12 2020/04/18 01:31:42 ryoon Exp $
+$NetBSD: distinfo,v 1.13 2020/05/04 20:46:10 tnn Exp $
 
+SHA1 (binutils-2.34.tar.bz2) = 361566c9ab5e90bd847d06f46fb9f18ec6c3ecf0
+RMD160 (binutils-2.34.tar.bz2) = e99f517407503cec1042a2e824b7c1f8f0fca4b8
+SHA512 (binutils-2.34.tar.bz2) = f47e7304e102c7bbc97958a08093e27796b9051d1567ce4fbb723d39ef3e29efa325ee14a1bdcc462a925a7f9bbbc9aee28294c6dc23850f371030f3835a8067
+Size (binutils-2.34.tar.bz2) = 32430470 bytes
 SHA1 (bootstrap-jdk-1.11.0.5.8-netbsd-7-amd64-20190928.tar.xz) = d76599619b8bea879b8202b3efc38a82335d2e8c
 RMD160 (bootstrap-jdk-1.11.0.5.8-netbsd-7-amd64-20190928.tar.xz) = a1b998e4e7edfb73ec35b0cc94895d9af16a8cd8
 SHA512 (bootstrap-jdk-1.11.0.5.8-netbsd-7-amd64-20190928.tar.xz) = 6e61996f7e3c3492b0c878644db30d72021dc4096639992e53b4440d4e2e18cd92e5630ecd4600d1917a1e63a7c814b63f74f811a40588febfe19ad8d3208a9d
@@ -21,6 +25,7 @@
 SHA1 (patch-make_common_NativeCompilation.gmk) = fc97a952ba87efb450f59e87f19fb4c47558ae1d
 SHA1 (patch-make_data_fontconfig_bsd.fontconfig.properties) = 9fd9f6ef4af0eece0b4ca0acbb44331566f17e07
 SHA1 (patch-make_lib_Awt2dLibraries.gmk) = ab77cfd0f07425b694688ffa98c2c661d1ac017d
+SHA1 (patch-src_hotspot_cpu_aarch64_icache__aarch64.hpp) = db26becc9c479c7d71b79416639dbd898346679c
 SHA1 (patch-src_hotspot_cpu_aarch64_vm__version__aarch64.cpp) = 70cd073fcc3e84e673228754dd0fb85ce5ae7102
 SHA1 (patch-src_hotspot_cpu_aarch64_vm__version__aarch64.hpp) = 042ae280b0988c945ed96a2c20e9f1cb356d8efe
 SHA1 (patch-src_hotspot_os__cpu_bsd__aarch64_bytes__bsd__aarch64.inline.hpp) = 4153d3a12ffc24de868b2fd97498dbdf7645e499
diff -r 18e6f720db53 -r bf884430775e lang/openjdk11/patches/patch-src_hotspot_cpu_aarch64_icache__aarch64.hpp
--- /dev/null   Thu Jan 01 00:00:00 1970 +0000
+++ b/lang/openjdk11/patches/patch-src_hotspot_cpu_aarch64_icache__aarch64.hpp  Mon May 04 20:46:10 2020 +0000
@@ -0,0 +1,29 @@
+$NetBSD: patch-src_hotspot_cpu_aarch64_icache__aarch64.hpp,v 1.1 2020/05/04 20:46:11 tnn Exp $
+
+Band-aid for bug in NetBSD's __clear_cache libc implementation.
+Always feed it ranges in multiples of full cache lines to make
+it behave more like __clear_cache on other operating systems.
+
+--- src/hotspot/cpu/aarch64/icache_aarch64.hpp.orig    2020-04-15 22:35:23.000000000 +0000
++++ src/hotspot/cpu/aarch64/icache_aarch64.hpp
+@@ -34,10 +34,19 @@ class ICache : public AbstractICache {
+  public:
+   static void initialize();
+   static void invalidate_word(address addr) {
+-    __clear_cache((char *)addr, (char *)(addr + 3));
++    invalidate_range(addr, 3);
+   }
+   static void invalidate_range(address start, int nbytes) {
++#if defined(__NetBSD__)
++    uint64_t ctr_el0, dc, ic, cl_mask;
++    __asm __volatile("mrs %0, ctr_el0" : "=r"(ctr_el0));
++    dc = (ctr_el0 & 0xf0000) >> 12;
++    ic = (ctr_el0 & 0xf) << 4;
++    cl_mask = ((ic > dc) ? ic : dc) - 1;
++    __clear_cache((void *)((uintptr_t)start & ~cl_mask), (void *)(((uintptr_t)start + nbytes) | cl_mask));
++#else
+     __clear_cache((char *)start, (char *)(start + nbytes));
++#endif
+   }
+ };
+