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Reduce large list of macros to the primary platform macros. Distingiush

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between ELF (Linux, FreeBSD, NetBSD) and OSX as platform for the
assembler dialect.

llvm-svn: 186252
This commit is contained in:
Joerg Sonnenberger 2013-07-13 17:59:55 +00:00
parent 984e83f2c3
commit cf53a1cf64
1 changed files with 18 additions and 20 deletions
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38
lib/Target/PowerPC/PPCJITInfo.cpp
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@ -71,8 +71,11 @@ static void EmitBranchToAt(uint64_t At, uint64_t To, bool isCall, bool is64Bit){
extern "C" void PPC32CompilationCallback();
extern "C" void PPC64CompilationCallback();
#if (defined(__POWERPC__) || defined (__ppc__) || defined(_POWER)) && \
!(defined(__ppc64__) || defined(__FreeBSD__))
#if !defined(__ppc__) || defined(__ppc64__)
void PPC32CompilationCallback() {
llvm_unreachable("This is not a 32bit PowerPC, you can't execute this!");
}
#elif !defined(__ELF__)
// CompilationCallback stub - We can't use a C function with inline assembly in
// it, because we the prolog/epilog inserted by GCC won't work for us. Instead,
// write our own wrapper, which does things our way, so we have complete control
@ -137,8 +140,8 @@ asm(
"bctr\n"
);
#elif defined(__PPC__) && !defined(__ppc64__)
// Linux & FreeBSD / PPC 32 support
#else
// ELF PPC 32 support
// CompilationCallback stub - We can't use a C function with inline assembly in
// it, because we the prolog/epilog inserted by GCC won't work for us. Instead,
@ -197,15 +200,14 @@ asm(
"mtlr 0\n"
"bctr\n"
);
#else
void PPC32CompilationCallback() {
llvm_unreachable("This is not a power pc, you can't execute this!");
}
#endif
#if (defined(__POWERPC__) || defined (__ppc__) || defined(_POWER)) && \
defined(__ppc64__)
#ifdef __ELF__
#ifndef __ppc64__
void PPC64CompilationCallback() {
llvm_unreachable("This is not a 64bit PowerPC, you can't execute this!");
}
#else
# ifdef __ELF__
asm(
".text\n"
".align 2\n"
@ -219,13 +221,13 @@ asm(
".align 4\n"
".type PPC64CompilationCallback,@function\n"
".L.PPC64CompilationCallback:\n"
#else
# else
asm(
".text\n"
".align 2\n"
".globl _PPC64CompilationCallback\n"
"_PPC64CompilationCallback:\n"
#endif
# endif
// Make space for 8 ints r[3-10] and 13 doubles f[1-13] and the
// FIXME: need to save v[0-19] for altivec?
// Set up a proper stack frame
@ -258,12 +260,12 @@ asm(
"ld 5, 280(1)\n" // stub's frame
"ld 4, 16(5)\n" // stub's lr
"li 5, 1\n" // 1 == 64 bit
#ifdef __ELF__
# ifdef __ELF__
"bl LLVMPPCCompilationCallback\n"
"nop\n"
#else
# else
"bl _LLVMPPCCompilationCallback\n"
#endif
# endif
"mtctr 3\n"
// Restore all int arg registers
"ld 10, 272(1)\n" "ld 9, 264(1)\n"
@ -285,10 +287,6 @@ asm(
// XXX: any special TOC handling in the ELF case for JIT?
"bctr\n"
);
#else
void PPC64CompilationCallback() {
llvm_unreachable("This is not a power pc, you can't execute this!");
}
#endif
extern "C" {