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Patch[JDK21]: Change BreakGetJITMapping method parameter

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khanhduytran0 2025-07-05 05:54:05 +07:00
parent 89b325ac14
commit 9f67713d9d
1 changed files with 3 additions and 3 deletions
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6
patches/jre_21/ios/2_mirror_mapping.diff
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@ -128,7 +128,7 @@ index faf9d9f64..8828e855b 100644
+address os::Bsd::debug_jit_mapping_mirrored = NULL; +address os::Bsd::debug_jit_mapping_mirrored = NULL;
+ +
+__attribute__((naked,noinline,optnone)) +__attribute__((naked,noinline,optnone))
+char* BreakGetJITMapping(char *map, size_t bytes) { +char* BreakGetJITMapping(size_t bytes) {
+ asm("brk #0x69 \n" + asm("brk #0x69 \n"
+ "ret"); + "ret");
+} +}
@ -157,7 +157,7 @@ index faf9d9f64..8828e855b 100644
+ if(MirrorMappedCodeCache) { + if(MirrorMappedCodeCache) {
+ if(DeviceRequiresTXMWorkaround()) { + if(DeviceRequiresTXMWorkaround()) {
+ printf("[JIT26] Requesting %zu MB for JIT mapping\n", bytes/ (1024 * 1024)); + printf("[JIT26] Requesting %zu MB for JIT mapping\n", bytes/ (1024 * 1024));
+ buf_rx = (vm_address_t)BreakGetJITMapping(NULL, bytes); + buf_rx = (vm_address_t)BreakGetJITMapping(bytes);
+ } + }
+ if(buf_rx) { + if(buf_rx) {
+ printf("[JIT26] Got JIT mapping %p from debugger\n", (void*)buf_rx); + printf("[JIT26] Got JIT mapping %p from debugger\n", (void*)buf_rx);
@ -552,7 +552,7 @@ index 02a42fc0d..bda6e4f3e 100644
} }
void initialize(address code_start, csize_t code_size) { void initialize(address code_start, csize_t code_size) {
+ code_start = os::Bsd::mirrored_find_rx(code_start); + code_start = mirror_x(code_start);
_total_start = code_start; _total_start = code_start;
_total_size = code_size; _total_size = code_size;
// Initialize the main section: // Initialize the main section: