[PATCH] D47753: [Support] Use zx_cache_flush on Fuchsia to flush instruction cache
Petr Hosek via Phabricator via llvm-commits
llvm-commits at lists.llvm.org
Tue Jun 5 23:30:36 PDT 2018
This revision was automatically updated to reflect the committed changes.
Closed by commit rL334068: [Support] Use zx_cache_flush on Fuchsia to flush instruction cache (authored by phosek, committed by ).
Changed prior to commit:
https://reviews.llvm.org/D47753?vs=149891&id=150078#toc
Repository:
rL LLVM
https://reviews.llvm.org/D47753
Files:
llvm/trunk/lib/Support/Unix/Memory.inc
Index: llvm/trunk/lib/Support/Unix/Memory.inc
===================================================================
--- llvm/trunk/lib/Support/Unix/Memory.inc
+++ llvm/trunk/lib/Support/Unix/Memory.inc
@@ -25,15 +25,19 @@
#include <mach/mach.h>
#endif
+#ifdef __Fuchsia__
+#include <zircon/syscalls.h>
+#endif
+
#if defined(__mips__)
# if defined(__OpenBSD__)
# include <mips64/sysarch.h>
# elif !defined(__FreeBSD__)
# include <sys/cachectl.h>
# endif
#endif
-#ifdef __APPLE__
+#if defined(__APPLE__)
extern "C" void sys_icache_invalidate(const void *Addr, size_t len);
#else
extern "C" void __clear_cache(void *, void*);
@@ -206,6 +210,11 @@
sys_icache_invalidate(const_cast<void *>(Addr), Len);
# endif
+#elif defined(__Fuchsia__)
+
+ zx_status_t Status = zx_cache_flush(Addr, Len, ZX_CACHE_FLUSH_INSN);
+ assert(Status == ZX_OK && "cannot invalidate instruction cache");
+
#else
# if (defined(__POWERPC__) || defined (__ppc__) || \
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