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| author | Anton Korobeynikov <asl@math.spbu.ru> | 2009-09-06 20:21:48 +0000 |
|---|---|---|
| committer | Anton Korobeynikov <asl@math.spbu.ru> | 2009-09-06 20:21:48 +0000 |
| commit | d2c19c74d66513ac5caa3526f2af920be08aa02e (patch) | |
| tree | a41e9bf66e9b59c1dcf558ac84f9ab40721ea961 /llvm/lib/Target/X86/X86JITInfo.cpp | |
| parent | 4827538f821cf3e01d1b0041601c4a14facec0bc (diff) | |
| download | bcm5719-llvm-d2c19c74d66513ac5caa3526f2af920be08aa02e.tar.gz bcm5719-llvm-d2c19c74d66513ac5caa3526f2af920be08aa02e.zip | |
Do not create calls via PLT in compilation callback - this is higly platform
dependent. Hopefully, this will fix PR3801.
llvm-svn: 81132
Diffstat (limited to 'llvm/lib/Target/X86/X86JITInfo.cpp')
| -rw-r--r-- | llvm/lib/Target/X86/X86JITInfo.cpp | 23 |
1 files changed, 12 insertions, 11 deletions
diff --git a/llvm/lib/Target/X86/X86JITInfo.cpp b/llvm/lib/Target/X86/X86JITInfo.cpp index e0a0ecebb4b..9ea42ac93a3 100644 --- a/llvm/lib/Target/X86/X86JITInfo.cpp +++ b/llvm/lib/Target/X86/X86JITInfo.cpp @@ -52,13 +52,6 @@ static TargetJITInfo::JITCompilerFn JITCompilerFunction; #define GETASMPREFIX(X) GETASMPREFIX2(X) #define ASMPREFIX GETASMPREFIX(__USER_LABEL_PREFIX__) -// Check if building with -fPIC -#if defined(__PIC__) && __PIC__ && defined(__linux__) -#define ASMCALLSUFFIX "@PLT" -#else -#define ASMCALLSUFFIX -#endif - // For ELF targets, use a .size and .type directive, to let tools // know the extent of functions defined in assembler. #if defined(__ELF__) @@ -131,7 +124,7 @@ extern "C" { // JIT callee "movq %rbp, %rdi\n" // Pass prev frame and return address "movq 8(%rbp), %rsi\n" - "call " ASMPREFIX "X86CompilationCallback2" ASMCALLSUFFIX "\n" + "call " ASMPREFIX "X86CompilationCallback2\n" // Restore all XMM arg registers "movaps 112(%rsp), %xmm7\n" "movaps 96(%rsp), %xmm6\n" @@ -207,7 +200,7 @@ extern "C" { "movl 4(%ebp), %eax\n" // Pass prev frame and return address "movl %eax, 4(%esp)\n" "movl %ebp, (%esp)\n" - "call " ASMPREFIX "X86CompilationCallback2" ASMCALLSUFFIX "\n" + "call " ASMPREFIX "X86CompilationCallback2\n" "movl %ebp, %esp\n" // Restore ESP CFI(".cfi_def_cfa_register %esp\n") "subl $12, %esp\n" @@ -263,7 +256,7 @@ extern "C" { "movl 4(%ebp), %eax\n" // Pass prev frame and return address "movl %eax, 4(%esp)\n" "movl %ebp, (%esp)\n" - "call " ASMPREFIX "X86CompilationCallback2" ASMCALLSUFFIX "\n" + "call " ASMPREFIX "X86CompilationCallback2\n" "addl $16, %esp\n" "movaps 48(%esp), %xmm3\n" CFI(".cfi_restore %xmm3\n") @@ -331,7 +324,14 @@ extern "C" { /// function stub when we did not know the real target of a call. This function /// must locate the start of the stub or call site and pass it into the JIT /// compiler function. -extern "C" void ATTRIBUTE_USED +extern "C" { +#if !(defined (X86_64_JIT) && defined(_MSC_VER)) + // the following function is called only from this translation unit, + // unless we are under 64bit Windows with MSC, where there is + // no support for inline assembly +static +#endif +void ATTRIBUTE_USED X86CompilationCallback2(intptr_t *StackPtr, intptr_t RetAddr) { intptr_t *RetAddrLoc = &StackPtr[1]; assert(*RetAddrLoc == RetAddr && @@ -403,6 +403,7 @@ X86CompilationCallback2(intptr_t *StackPtr, intptr_t RetAddr) { *RetAddrLoc -= 5; #endif } +} TargetJITInfo::LazyResolverFn X86JITInfo::getLazyResolverFunction(JITCompilerFn F) { |
