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--- v8/src/snapshot/embedded/platform-embedded-file-writer-generic.cc.orig 2023-03-13 07:33:08 UTC
+++ v8/src/snapshot/embedded/platform-embedded-file-writer-generic.cc
@@ -9,6 +9,10 @@
#include "src/objects/code.h"
+#if V8_OS_OPENBSD
+#include <sys/param.h>
+#endif
+
namespace v8 {
namespace internal {
@@ -35,6 +39,8 @@ const char* DirectiveAsString(DataDirective directive)
void PlatformEmbeddedFileWriterGeneric::SectionText() {
if (target_os_ == EmbeddedTargetOs::kChromeOS) {
fprintf(fp_, ".section .text.hot.embedded\n");
+ } else if (target_os_ == EmbeddedTargetOs::kOpenBSD) {
+ fprintf(fp_, ".section .openbsd.mutable,\"a\"\n");
} else {
fprintf(fp_, ".section .text\n");
}
@@ -66,6 +72,8 @@ void PlatformEmbeddedFileWriterGeneric::AlignToCodeAli
// On these architectures and platforms, we remap the builtins, so need these
// to be aligned on a page boundary.
fprintf(fp_, ".balign 4096\n");
+#elif V8_OS_OPENBSD
+ fprintf(fp_, ".balign %d\n", PAGE_SIZE);
#elif V8_TARGET_ARCH_X64
// On x64 use 64-bytes code alignment to allow 64-bytes loop header alignment.
static_assert(64 >= kCodeAlignment);
@@ -86,6 +94,8 @@ void PlatformEmbeddedFileWriterGeneric::AlignToPageSiz
(V8_TARGET_ARCH_X64 || V8_TARGET_ARCH_ARM64)
// Since the builtins are remapped, need to pad until the next page boundary.
fprintf(fp_, ".balign 4096\n");
+#elif V8_OS_OPENBSD
+ fprintf(fp_, ".balign %d\n", PAGE_SIZE);
#endif
}
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