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-rw-r--r--src/assembler.cc140
1 files changed, 70 insertions, 70 deletions
diff --git a/src/assembler.cc b/src/assembler.cc
index a2c0ebeb..d945cc4c 100644
--- a/src/assembler.cc
+++ b/src/assembler.cc
@@ -35,8 +35,11 @@
#include "src/assembler.h"
#include <math.h>
+#include <string.h>
#include <cmath>
+
#include "src/api.h"
+#include "src/assembler-inl.h"
#include "src/base/cpu.h"
#include "src/base/functional.h"
#include "src/base/ieee754.h"
@@ -62,28 +65,6 @@
#include "src/snapshot/serializer-common.h"
#include "src/wasm/wasm-external-refs.h"
-#if V8_TARGET_ARCH_IA32
-#include "src/ia32/assembler-ia32-inl.h" // NOLINT
-#elif V8_TARGET_ARCH_X64
-#include "src/x64/assembler-x64-inl.h" // NOLINT
-#elif V8_TARGET_ARCH_ARM64
-#include "src/arm64/assembler-arm64-inl.h" // NOLINT
-#elif V8_TARGET_ARCH_ARM
-#include "src/arm/assembler-arm-inl.h" // NOLINT
-#elif V8_TARGET_ARCH_PPC
-#include "src/ppc/assembler-ppc-inl.h" // NOLINT
-#elif V8_TARGET_ARCH_MIPS
-#include "src/mips/assembler-mips-inl.h" // NOLINT
-#elif V8_TARGET_ARCH_MIPS64
-#include "src/mips64/assembler-mips64-inl.h" // NOLINT
-#elif V8_TARGET_ARCH_S390
-#include "src/s390/assembler-s390-inl.h" // NOLINT
-#elif V8_TARGET_ARCH_X87
-#include "src/x87/assembler-x87-inl.h" // NOLINT
-#else
-#error "Unknown architecture."
-#endif
-
// Include native regexp-macro-assembler.
#ifndef V8_INTERPRETED_REGEXP
#if V8_TARGET_ARCH_IA32
@@ -254,17 +235,6 @@ unsigned CpuFeatures::icache_line_size_ = 0;
unsigned CpuFeatures::dcache_line_size_ = 0;
// -----------------------------------------------------------------------------
-// Implementation of Label
-
-int Label::pos() const {
- if (pos_ < 0) return -pos_ - 1;
- if (pos_ > 0) return pos_ - 1;
- UNREACHABLE();
- return 0;
-}
-
-
-// -----------------------------------------------------------------------------
// Implementation of RelocInfoWriter and RelocIterator
//
// Relocation information is written backwards in memory, from high addresses
@@ -338,26 +308,25 @@ const int kCodeWithIdTag = 0;
const int kDeoptReasonTag = 1;
void RelocInfo::update_wasm_memory_reference(
- Address old_base, Address new_base, uint32_t old_size, uint32_t new_size,
- ICacheFlushMode icache_flush_mode) {
- DCHECK(IsWasmMemoryReference(rmode_) || IsWasmMemorySizeReference(rmode_));
- if (IsWasmMemoryReference(rmode_)) {
- Address updated_reference;
- DCHECK_GE(wasm_memory_reference(), old_base);
- updated_reference = new_base + (wasm_memory_reference() - old_base);
- // The reference is not checked here but at runtime. Validity of references
- // may change over time.
- unchecked_update_wasm_memory_reference(updated_reference,
- icache_flush_mode);
- } else if (IsWasmMemorySizeReference(rmode_)) {
- uint32_t current_size_reference = wasm_memory_size_reference();
- uint32_t updated_size_reference =
- new_size + (current_size_reference - old_size);
- unchecked_update_wasm_memory_size(updated_size_reference,
- icache_flush_mode);
- } else {
- UNREACHABLE();
+ Address old_base, Address new_base, ICacheFlushMode icache_flush_mode) {
+ DCHECK(IsWasmMemoryReference(rmode_));
+ DCHECK_GE(wasm_memory_reference(), old_base);
+ Address updated_reference = new_base + (wasm_memory_reference() - old_base);
+ // The reference is not checked here but at runtime. Validity of references
+ // may change over time.
+ unchecked_update_wasm_memory_reference(updated_reference, icache_flush_mode);
+ if (icache_flush_mode != SKIP_ICACHE_FLUSH) {
+ Assembler::FlushICache(isolate_, pc_, sizeof(int64_t));
}
+}
+
+void RelocInfo::update_wasm_memory_size(uint32_t old_size, uint32_t new_size,
+ ICacheFlushMode icache_flush_mode) {
+ DCHECK(IsWasmMemorySizeReference(rmode_));
+ uint32_t current_size_reference = wasm_memory_size_reference();
+ uint32_t updated_size_reference =
+ new_size + (current_size_reference - old_size);
+ unchecked_update_wasm_size(updated_size_reference, icache_flush_mode);
if (icache_flush_mode != SKIP_ICACHE_FLUSH) {
Assembler::FlushICache(isolate_, pc_, sizeof(int64_t));
}
@@ -378,6 +347,18 @@ void RelocInfo::update_wasm_global_reference(
}
}
+void RelocInfo::update_wasm_function_table_size_reference(
+ uint32_t old_size, uint32_t new_size, ICacheFlushMode icache_flush_mode) {
+ DCHECK(IsWasmFunctionTableSizeReference(rmode_));
+ uint32_t current_size_reference = wasm_function_table_size_reference();
+ uint32_t updated_size_reference =
+ new_size + (current_size_reference - old_size);
+ unchecked_update_wasm_size(updated_size_reference, icache_flush_mode);
+ if (icache_flush_mode != SKIP_ICACHE_FLUSH) {
+ Assembler::FlushICache(isolate_, pc_, sizeof(int64_t));
+ }
+}
+
void RelocInfo::set_target_address(Address target,
WriteBarrierMode write_barrier_mode,
ICacheFlushMode icache_flush_mode) {
@@ -496,7 +477,8 @@ void RelocInfoWriter::Write(const RelocInfo* rinfo) {
WriteData(rinfo->data());
} else if (RelocInfo::IsConstPool(rmode) ||
RelocInfo::IsVeneerPool(rmode) || RelocInfo::IsDeoptId(rmode) ||
- RelocInfo::IsDeoptPosition(rmode)) {
+ RelocInfo::IsDeoptPosition(rmode) ||
+ RelocInfo::IsWasmProtectedLanding(rmode)) {
WriteIntData(static_cast<int>(rinfo->data()));
}
}
@@ -645,7 +627,8 @@ void RelocIterator::next() {
} else if (RelocInfo::IsConstPool(rmode) ||
RelocInfo::IsVeneerPool(rmode) ||
RelocInfo::IsDeoptId(rmode) ||
- RelocInfo::IsDeoptPosition(rmode)) {
+ RelocInfo::IsDeoptPosition(rmode) ||
+ RelocInfo::IsWasmProtectedLanding(rmode)) {
if (SetMode(rmode)) {
AdvanceReadInt();
return;
@@ -742,8 +725,6 @@ const char* RelocInfo::RelocModeName(RelocInfo::Mode rmode) {
return "no reloc 64";
case EMBEDDED_OBJECT:
return "embedded object";
- case DEBUGGER_STATEMENT:
- return "debugger statement";
case CODE_TARGET:
return "code target";
case CODE_TARGET_WITH_ID:
@@ -782,14 +763,16 @@ const char* RelocInfo::RelocModeName(RelocInfo::Mode rmode) {
return "debug break slot at tail call";
case CODE_AGE_SEQUENCE:
return "code age sequence";
- case GENERATOR_CONTINUATION:
- return "generator continuation";
case WASM_MEMORY_REFERENCE:
return "wasm memory reference";
case WASM_MEMORY_SIZE_REFERENCE:
return "wasm memory size reference";
case WASM_GLOBAL_REFERENCE:
return "wasm global value reference";
+ case WASM_FUNCTION_TABLE_SIZE_REFERENCE:
+ return "wasm function table size reference";
+ case WASM_PROTECTED_INSTRUCTION_LANDING:
+ return "wasm protected instruction landing";
case NUMBER_OF_MODES:
case PC_JUMP:
UNREACHABLE();
@@ -849,7 +832,6 @@ void RelocInfo::Verify(Isolate* isolate) {
case CELL:
Object::VerifyPointer(target_cell());
break;
- case DEBUGGER_STATEMENT:
case CODE_TARGET_WITH_ID:
case CODE_TARGET: {
// convert inline target address to code object
@@ -884,10 +866,12 @@ void RelocInfo::Verify(Isolate* isolate) {
case DEBUG_BREAK_SLOT_AT_RETURN:
case DEBUG_BREAK_SLOT_AT_CALL:
case DEBUG_BREAK_SLOT_AT_TAIL_CALL:
- case GENERATOR_CONTINUATION:
case WASM_MEMORY_REFERENCE:
case WASM_MEMORY_SIZE_REFERENCE:
case WASM_GLOBAL_REFERENCE:
+ case WASM_FUNCTION_TABLE_SIZE_REFERENCE:
+ case WASM_PROTECTED_INSTRUCTION_LANDING:
+ // TODO(eholk): make sure the protected instruction is in range.
case NONE32:
case NONE64:
break;
@@ -1204,6 +1188,12 @@ ExternalReference ExternalReference::f64_mod_wrapper_function(
return ExternalReference(Redirect(isolate, FUNCTION_ADDR(f64_mod_wrapper)));
}
+ExternalReference ExternalReference::wasm_call_trap_callback_for_testing(
+ Isolate* isolate) {
+ return ExternalReference(
+ Redirect(isolate, FUNCTION_ADDR(wasm::call_trap_callback_for_testing)));
+}
+
ExternalReference ExternalReference::log_enter_external_function(
Isolate* isolate) {
return ExternalReference(
@@ -1548,6 +1538,14 @@ ExternalReference ExternalReference::ieee754_tanh_function(Isolate* isolate) {
Redirect(isolate, FUNCTION_ADDR(base::ieee754::tanh), BUILTIN_FP_CALL));
}
+void* libc_memchr(void* string, int character, size_t search_length) {
+ return memchr(string, character, search_length);
+}
+
+ExternalReference ExternalReference::libc_memchr_function(Isolate* isolate) {
+ return ExternalReference(Redirect(isolate, FUNCTION_ADDR(libc_memchr)));
+}
+
ExternalReference ExternalReference::page_flags(Page* page) {
return ExternalReference(reinterpret_cast<Address>(page) +
MemoryChunk::kFlagsOffset);
@@ -1569,18 +1567,21 @@ ExternalReference ExternalReference::is_tail_call_elimination_enabled_address(
return ExternalReference(isolate->is_tail_call_elimination_enabled_address());
}
+ExternalReference ExternalReference::promise_hook_or_debug_is_active_address(
+ Isolate* isolate) {
+ return ExternalReference(isolate->promise_hook_or_debug_is_active_address());
+}
+
ExternalReference ExternalReference::debug_is_active_address(
Isolate* isolate) {
return ExternalReference(isolate->debug()->is_active_address());
}
-
-ExternalReference ExternalReference::debug_after_break_target_address(
+ExternalReference ExternalReference::debug_hook_on_function_call_address(
Isolate* isolate) {
- return ExternalReference(isolate->debug()->after_break_target_address());
+ return ExternalReference(isolate->debug()->hook_on_function_call_address());
}
-
ExternalReference ExternalReference::runtime_function_table_address(
Isolate* isolate) {
return ExternalReference(
@@ -1661,6 +1662,11 @@ ExternalReference ExternalReference::debug_suspended_generator_address(
return ExternalReference(isolate->debug()->suspended_generator_address());
}
+ExternalReference ExternalReference::debug_restart_fp_address(
+ Isolate* isolate) {
+ return ExternalReference(isolate->debug()->restart_fp_address());
+}
+
ExternalReference ExternalReference::fixed_typed_array_base_data_offset() {
return ExternalReference(reinterpret_cast<void*>(
FixedTypedArrayBase::kDataOffset - kHeapObjectTag));
@@ -1914,12 +1920,6 @@ void Assembler::RecordComment(const char* msg) {
}
-void Assembler::RecordGeneratorContinuation() {
- EnsureSpace ensure_space(this);
- RecordRelocInfo(RelocInfo::GENERATOR_CONTINUATION);
-}
-
-
void Assembler::RecordDebugBreakSlot(RelocInfo::Mode mode) {
EnsureSpace ensure_space(this);
DCHECK(RelocInfo::IsDebugBreakSlot(mode));
generated by cgit v1.2.3 (git 2.25.1) at 2024-05-27 09:56:25 +0000