diff options
Diffstat (limited to 'target-ppc/op_helper.c')
| -rw-r--r-- | target-ppc/op_helper.c | 40 |
1 files changed, 40 insertions, 0 deletions
diff --git a/target-ppc/op_helper.c b/target-ppc/op_helper.c index a8d3c8b707..c97e2ecfe9 100644 --- a/target-ppc/op_helper.c +++ b/target-ppc/op_helper.c @@ -1999,6 +1999,26 @@ SATCVT(sw, uh, int32_t, uint16_t, 0, UINT16_MAX, 1, 1) SATCVT(sd, uw, int64_t, uint32_t, 0, UINT32_MAX, 1, 1) #undef SATCVT +#define LVE(name, access, swap, element) \ + void helper_##name (ppc_avr_t *r, target_ulong addr) \ + { \ + size_t n_elems = ARRAY_SIZE(r->element); \ + int adjust = HI_IDX*(n_elems-1); \ + int sh = sizeof(r->element[0]) >> 1; \ + int index = (addr & 0xf) >> sh; \ + if(msr_le) { \ + r->element[LO_IDX ? index : (adjust - index)] = swap(access(addr)); \ + } else { \ + r->element[LO_IDX ? index : (adjust - index)] = access(addr); \ + } \ + } +#define I(x) (x) +LVE(lvebx, ldub, I, u8) +LVE(lvehx, lduw, bswap16, u16) +LVE(lvewx, ldl, bswap32, u32) +#undef I +#undef LVE + void helper_lvsl (ppc_avr_t *r, target_ulong sh) { int i, j = (sh & 0xf); @@ -2017,6 +2037,26 @@ void helper_lvsr (ppc_avr_t *r, target_ulong sh) } } +#define STVE(name, access, swap, element) \ + void helper_##name (ppc_avr_t *r, target_ulong addr) \ + { \ + size_t n_elems = ARRAY_SIZE(r->element); \ + int adjust = HI_IDX*(n_elems-1); \ + int sh = sizeof(r->element[0]) >> 1; \ + int index = (addr & 0xf) >> sh; \ + if(msr_le) { \ + access(addr, swap(r->element[LO_IDX ? index : (adjust - index)])); \ + } else { \ + access(addr, r->element[LO_IDX ? index : (adjust - index)]); \ + } \ + } +#define I(x) (x) +STVE(stvebx, stb, I, u8) +STVE(stvehx, stw, bswap16, u16) +STVE(stvewx, stl, bswap32, u32) +#undef I +#undef LVE + void helper_vaddcuw (ppc_avr_t *r, ppc_avr_t *a, ppc_avr_t *b) { int i; |