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PPC: Add PowerPC target architecture selection.

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This commit is contained in:
Mike Pall
2010-08-25 13:00:42 +02:00
parent 06ae534328
commit 5526fa2312
5 changed files with 61 additions and 18 deletions
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47
src/lj_arch.h
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@@ -18,6 +18,10 @@
#define LUAJIT_ARCH_x86 1
#define LUAJIT_ARCH_X64 2
#define LUAJIT_ARCH_x64 2
#define LUAJIT_ARCH_PPC 3
#define LUAJIT_ARCH_ppc 3
#define LUAJIT_ARCH_PPCSPE 4
#define LUAJIT_ARCH_ppcspe 4
/* Select native target if no target defined. */
@@ -27,6 +31,12 @@
#define LUAJIT_TARGET LUAJIT_ARCH_X86
#elif defined(__x86_64__) || defined(__x86_64) || defined(_M_X64) || defined(_M_AMD64)
#define LUAJIT_TARGET LUAJIT_ARCH_X64
#elif defined(__ppc__) || defined(__ppc) || defined(__PPC__) || defined(__PPC) || defined(__powerpc__) || defined(__powerpc) || defined(__POWERPC__) || defined(__POWERPC) || defined(_M_PPC)
#ifdef __NO_FPRS__
#define LUAJIT_TARGET LUAJIT_ARCH_PPCSPE
#else
#define LUAJIT_TARGET LUAJIT_ARCH_PPC
#endif
#else
#error "No support for this architecture (yet)"
#endif
@@ -35,23 +45,56 @@
/* Set target properties. */
#if LUAJIT_TARGET == LUAJIT_ARCH_X86
#define LJ_ARCH_NAME "x86"
#define LJ_ARCH_BITS 32
#define LJ_ARCH_ENDIAN LUAJIT_LE
#define LJ_TARGET_X86 1
#define LJ_TARGET_X86ORX64 1
#define LJ_PAGESIZE 4096
#define LJ_TARGET_MASKEDSHIFT 1
#elif LUAJIT_TARGET == LUAJIT_ARCH_X64
#define LJ_ARCH_NAME "x64"
#define LJ_ARCH_BITS 64
#define LJ_ARCH_ENDIAN LUAJIT_LE
#define LJ_TARGET_X64 1
#define LJ_TARGET_X86ORX64 1
#define LJ_PAGESIZE 4096
#define LJ_TARGET_MASKEDSHIFT 1
#elif LUAJIT_TARGET == LUAJIT_ARCH_PPC
#error "No support for plain PowerPC CPUs (yet)"
#elif LUAJIT_TARGET == LUAJIT_ARCH_PPCSPE
#define LJ_ARCH_NAME "ppcspe"
#define LJ_ARCH_BITS 32
#define LJ_ARCH_ENDIAN LUAJIT_BE
#define LJ_TARGET_PPC 1
#define LJ_TARGET_PPCSPE 1
#define LJ_PAGESIZE 4096
#define LJ_TARGET_MASKEDSHIFT 1
#define LJ_ARCH_NOJIT 1
#else
#error "No target architecture defined"
#endif
/* Check target-specific constraints. */
#ifndef _BUILDVM_H
#if LJ_TARGET_PPC
#if defined(_SOFT_FLOAT) || defined(_SOFT_DOUBLE)
#error "No support for PowerPC CPUs without double-precision FPU"
#endif
#if defined(_LITTLE_ENDIAN)
#error "No support for little-endian PowerPC"
#endif
#endif
#endif
/* Disable or enable the JIT compiler. */
#if defined(LUAJIT_DISABLE_JIT) || defined(LJ_ARCH_NOJIT)
#define LJ_HASJIT 0
@@ -78,9 +121,7 @@
#endif
/* Whether target CPU masks the shift count by the operand length or not. */
#if LJ_TARGET_X86ORX64
#define LJ_TARGET_MASKEDSHIFT 1
#else
#ifndef LJ_TARGET_MASKEDSHIFT
#define LJ_TARGET_MASKEDSHIFT 0
#endif