diff options
Diffstat (limited to 'src/3rdparty/webkit/JavaScriptCore/jit/JITStubs.cpp')
-rw-r--r-- | src/3rdparty/webkit/JavaScriptCore/jit/JITStubs.cpp | 97 |
1 files changed, 50 insertions, 47 deletions
diff --git a/src/3rdparty/webkit/JavaScriptCore/jit/JITStubs.cpp b/src/3rdparty/webkit/JavaScriptCore/jit/JITStubs.cpp index e5fcdc4e0f..23fcb96ee7 100644 --- a/src/3rdparty/webkit/JavaScriptCore/jit/JITStubs.cpp +++ b/src/3rdparty/webkit/JavaScriptCore/jit/JITStubs.cpp @@ -113,56 +113,59 @@ COMPILE_ASSERT(offsetof(struct JITStackFrame, savedEBX) == 0x3c, JITStackFrame_s COMPILE_ASSERT(offsetof(struct JITStackFrame, callFrame) == 0x58, JITStackFrame_callFrame_offset_matches_ctiTrampoline); COMPILE_ASSERT(offsetof(struct JITStackFrame, code) == 0x50, JITStackFrame_code_offset_matches_ctiTrampoline); -asm volatile ( -".text\n" -".globl " SYMBOL_STRING(ctiTrampoline) "\n" -HIDE_SYMBOL(ctiTrampoline) "\n" -SYMBOL_STRING(ctiTrampoline) ":" "\n" - "pushl %ebp" "\n" - "movl %esp, %ebp" "\n" - "pushl %esi" "\n" - "pushl %edi" "\n" - "pushl %ebx" "\n" - "subl $0x3c, %esp" "\n" - "movl $512, %esi" "\n" - "movl 0x58(%esp), %edi" "\n" - "call *0x50(%esp)" "\n" - "addl $0x3c, %esp" "\n" - "popl %ebx" "\n" - "popl %edi" "\n" - "popl %esi" "\n" - "popl %ebp" "\n" - "ret" "\n" -); - -asm volatile ( -".globl " SYMBOL_STRING(ctiVMThrowTrampoline) "\n" -HIDE_SYMBOL(ctiVMThrowTrampoline) "\n" -SYMBOL_STRING(ctiVMThrowTrampoline) ":" "\n" +static void __attribute__((used)) asm_wrapper() +{ + asm volatile ( + ".text\n" + ".globl " SYMBOL_STRING(ctiTrampoline) "\n" + HIDE_SYMBOL(ctiTrampoline) "\n" + SYMBOL_STRING(ctiTrampoline) ":" "\n" + "pushl %ebp" "\n" + "movl %esp, %ebp" "\n" + "pushl %esi" "\n" + "pushl %edi" "\n" + "pushl %ebx" "\n" + "subl $0x3c, %esp" "\n" + "movl $512, %esi" "\n" + "movl 0x58(%esp), %edi" "\n" + "call *0x50(%esp)" "\n" + "addl $0x3c, %esp" "\n" + "popl %ebx" "\n" + "popl %edi" "\n" + "popl %esi" "\n" + "popl %ebp" "\n" + "ret" "\n" + ); + + asm volatile ( + ".globl " SYMBOL_STRING(ctiVMThrowTrampoline) "\n" + HIDE_SYMBOL(ctiVMThrowTrampoline) "\n" + SYMBOL_STRING(ctiVMThrowTrampoline) ":" "\n" #if !USE(JIT_STUB_ARGUMENT_VA_LIST) - "movl %esp, %ecx" "\n" + "movl %esp, %ecx" "\n" #endif - "call " SYMBOL_STRING_RELOCATION(cti_vm_throw) "\n" - "addl $0x3c, %esp" "\n" - "popl %ebx" "\n" - "popl %edi" "\n" - "popl %esi" "\n" - "popl %ebp" "\n" - "ret" "\n" -); - -asm volatile ( -".globl " SYMBOL_STRING(ctiOpThrowNotCaught) "\n" -HIDE_SYMBOL(ctiOpThrowNotCaught) "\n" -SYMBOL_STRING(ctiOpThrowNotCaught) ":" "\n" - "addl $0x3c, %esp" "\n" - "popl %ebx" "\n" - "popl %edi" "\n" - "popl %esi" "\n" - "popl %ebp" "\n" - "ret" "\n" -); + "call " SYMBOL_STRING_RELOCATION(cti_vm_throw) "\n" + "addl $0x3c, %esp" "\n" + "popl %ebx" "\n" + "popl %edi" "\n" + "popl %esi" "\n" + "popl %ebp" "\n" + "ret" "\n" + ); + asm volatile ( + ".globl " SYMBOL_STRING(ctiOpThrowNotCaught) "\n" + HIDE_SYMBOL(ctiOpThrowNotCaught) "\n" + SYMBOL_STRING(ctiOpThrowNotCaught) ":" "\n" + "addl $0x3c, %esp" "\n" + "popl %ebx" "\n" + "popl %edi" "\n" + "popl %esi" "\n" + "popl %ebp" "\n" + "ret" "\n" + ); +} + #elif COMPILER(GCC) && CPU(X86_64) #if USE(JIT_STUB_ARGUMENT_VA_LIST) |