diff options
| author | malc <malc@c046a42c-6fe2-441c-8c8c-71466251a162> | 2008-07-29 20:08:17 +0000 |
|---|---|---|
| committer | malc <malc@c046a42c-6fe2-441c-8c8c-71466251a162> | 2008-07-29 20:08:17 +0000 |
| commit | 52781543adc9590fee28d77b15634795a096fc86 (patch) | |
| tree | 0c8d0ede25e604a3758912ef1e068a5087c7dea7 /exec-all.h | |
| parent | 23cde8bb1265bc9dba63dac64055bd9857d7285f (diff) | |
On ppc32 make tb_set_jmp_target1 behave like it does on a ppc64
Avoids nasty warnings about flush_icache_range from gcc4 and inability
to compile [cpu-]exec.c with gcc3 and -O, also the function is much
too large to be candidate for inlining anyway.
git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@4974 c046a42c-6fe2-441c-8c8c-71466251a162
Diffstat (limited to 'exec-all.h')
| -rw-r--r-- | exec-all.h | 35 |
1 files changed, 0 insertions, 35 deletions
diff --git a/exec-all.h b/exec-all.h index 9d011ce5b..be629a5b3 100644 --- a/exec-all.h +++ b/exec-all.h @@ -191,43 +191,8 @@ extern int code_gen_max_blocks; #if defined(USE_DIRECT_JUMP) #if defined(__powerpc__) -#if defined(__powerpc64__) extern void ppc_tb_set_jmp_target(unsigned long jmp_addr, unsigned long addr); #define tb_set_jmp_target1 ppc_tb_set_jmp_target -#else -static inline void flush_icache_range(unsigned long start, unsigned long stop); -static inline void tb_set_jmp_target1(unsigned long jmp_addr, unsigned long addr) -{ - /* This must be in concord with INDEX_op_goto_tb inside tcg_out_op */ - uint32_t *ptr; - long disp = addr - jmp_addr; - unsigned long patch_size; - - ptr = (uint32_t *)jmp_addr; - - if ((disp << 6) >> 6 != disp) { - ptr[0] = 0x3c000000 | (addr >> 16); /* lis 0,addr@ha */ - ptr[1] = 0x60000000 | (addr & 0xffff); /* la 0,addr@l(0) */ - ptr[2] = 0x7c0903a6; /* mtctr 0 */ - ptr[3] = 0x4e800420; /* brctr */ - patch_size = 16; - } else { - /* patch the branch destination */ - if (disp != 16) { - *ptr = 0x48000000 | (disp & 0x03fffffc); /* b disp */ - patch_size = 4; - } else { - ptr[0] = 0x60000000; /* nop */ - ptr[1] = 0x60000000; - ptr[2] = 0x60000000; - ptr[3] = 0x60000000; - patch_size = 16; - } - } - /* flush icache */ - flush_icache_range(jmp_addr, jmp_addr + patch_size); -} -#endif #elif defined(__i386__) || defined(__x86_64__) static inline void tb_set_jmp_target1(unsigned long jmp_addr, unsigned long addr) { |