Changes to make Terra compatible with PowerPC.

terralang · Oct 11, 2019 · 6cbe76f · 6cbe76f
1 parent cd8c2c1
commit 6cbe76f
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Showing 4 changed files with 3 additions and 68 deletions.
diff --git a/src/tdebug.cpp b/src/tdebug.cpp
@@ -3,7 +3,7 @@
 #include "terrastate.h"
 #include "tcompilerstate.h"
 
-#if !defined(__arm__) && !defined(__aarch64__)
+#if !defined(__arm__) && !defined(__aarch64__) && !defined(__PPC__)
 
 #ifndef _WIN32
 #include <execinfo.h>

diff --git a/src/tffi.c b/src/tffi.c
@@ -2883,32 +2883,6 @@ static int setup_upvals(lua_State* L) {
     /* setup ABI params table */
     push_upval(L, &abi_key);
 
-#if defined ARCH_X86 || defined ARCH_ARM
-    lua_pushboolean(L, 1);
-    lua_setfield(L, -2, "32bit");
-#elif defined ARCH_X64
-    lua_pushboolean(L, 1);
-    lua_setfield(L, -2, "64bit");
-#else
-#error
-#endif
-
-#if defined ARCH_X86 || defined ARCH_X64 || defined ARCH_ARM
-    lua_pushboolean(L, 1);
-    lua_setfield(L, -2, "le");
-#else
-#error
-#endif
-
-#if defined ARCH_X86 || defined ARCH_X64
-    lua_pushboolean(L, 1);
-    lua_setfield(L, -2, "fpu");
-#elif defined ARCH_ARM
-    lua_pushboolean(L, 1);
-    lua_setfield(L, -2, "softfp");
-#else
-#error
-#endif
     lua_pop(L, 1); /* abi tbl */
 
     /* GC table - shouldn't pin cdata values */
@@ -2937,18 +2911,6 @@ static int setup_upvals(lua_State* L) {
 #endif
     lua_setfield(L, 1, "os");
 
-    /* ffi.arch */
-#if defined ARCH_X86
-    lua_pushliteral(L, "x86");
-#elif defined ARCH_X64
-    lua_pushliteral(L, "x64");
-#elif defined ARCH_ARM
-    lua_pushliteral(L, "arm");
-#else
-#error
-#endif
-    lua_setfield(L, 1, "arch");
-
     assert(lua_gettop(L) == 1);
 
     return 0;

diff --git a/src/tffi.h b/src/tffi.h
@@ -109,17 +109,6 @@ static char* luaL_prepbuffsize(luaL_Buffer* B, size_t sz) {
 #define OS_POSIX
 #endif
 
-/* architecture */
-#if defined __i386__ || defined _M_IX86
-#define ARCH_X86
-#elif defined __amd64__ || defined _M_X64
-#define ARCH_X64
-#elif defined __arm__ || defined __ARM__ || defined ARM || defined __ARM || defined __arm
-#define ARCH_ARM
-#else
-#error
-#endif
-
 #ifdef _WIN32
 
 #ifdef UNDER_CE
@@ -165,9 +154,7 @@ static void* DoLoadLibraryA(const char* name) {
 #define EnableWrite(data, size) mprotect(data, size, PROT_READ | PROT_WRITE)
 #endif
 
-#if defined ARCH_X86 || defined ARCH_X64
 #define ALLOW_MISALIGNED_ACCESS
-#endif
 
 struct token;
 

diff --git a/src/tffi_parser.c b/src/tffi_parser.c
@@ -1173,26 +1173,12 @@ static int parse_attribute(lua_State* L, struct parser* P, struct token* tok,
                         ct->base_size = sizeof(uint16_t);
                         ct->align_mask = ALIGNOF(a16);
 
-                    } else if (IS_LITERAL(*tok, "SI") || IS_LITERAL(*tok, "__SI__")
-#if defined ARCH_X86 || defined ARCH_ARM
-                               || IS_LITERAL(*tok, "word") ||
-                               IS_LITERAL(*tok, "__word__") ||
-                               IS_LITERAL(*tok, "pointer") ||
-                               IS_LITERAL(*tok, "__pointer__")
-#endif
-                    ) {
+                    } else if (IS_LITERAL(*tok, "SI") || IS_LITERAL(*tok, "__SI__")) {
                         ct->type = INT32_TYPE;
                         ct->base_size = sizeof(uint32_t);
                         ct->align_mask = ALIGNOF(a32);
 
-                    } else if (IS_LITERAL(*tok, "DI") || IS_LITERAL(*tok, "__DI__")
-#if defined ARCH_X64
-                               || IS_LITERAL(*tok, "word") ||
-                               IS_LITERAL(*tok, "__word__") ||
-                               IS_LITERAL(*tok, "pointer") ||
-                               IS_LITERAL(*tok, "__pointer__")
-#endif
-                    ) {
+                    } else if (IS_LITERAL(*tok, "DI") || IS_LITERAL(*tok, "__DI__")) {
                         ct->type = INT64_TYPE;
                         ct->base_size = sizeof(uint64_t);
                         ct->align_mask = ALIGNOF(a64);