gwj / at91sam9263 · Commits

Commit cbfb6ae9b352c47810ca887011f6a64eaad44ff9

Authored by aurel32
1 parent bcd2ee23

Add {l,st}ve{b,h,w}x instructions. 

Signed-off-by: Nathan Froyd <froydnj@codesourcery.com>
Signed-off-by: Aurelien Jarno <aurelien@aurel32.net>

git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@6188 c046a42c-6fe2-441c-8c8c-71466251a162
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Showing 3 changed files with 90 additions and 0 deletions
target-ppc/helper.h
  View file @cbfb6ae
... ... @@ -185,6 +185,12 @@ DEF_HELPER_4(vmsumuhs, void, avr, avr, avr, avr)
185 185 DEF_HELPER_4(vmsumshm, void, avr, avr, avr, avr)
186 186 DEF_HELPER_4(vmsumshs, void, avr, avr, avr, avr)
187 187 DEF_HELPER_4(vmladduhm, void, avr, avr, avr, avr)
  188 +DEF_HELPER_2(lvebx, void, avr, tl)
  189 +DEF_HELPER_2(lvehx, void, avr, tl)
  190 +DEF_HELPER_2(lvewx, void, avr, tl)
  191 +DEF_HELPER_2(stvebx, void, avr, tl)
  192 +DEF_HELPER_2(stvehx, void, avr, tl)
  193 +DEF_HELPER_2(stvewx, void, avr, tl)
188 194  
189 195 DEF_HELPER_1(efscfsi, i32, i32)
190 196 DEF_HELPER_1(efscfui, i32, i32)
... ...
target-ppc/op_helper.c
  View file @cbfb6ae
... ... @@ -1999,6 +1999,26 @@ SATCVT(sw, uh, int32_t, uint16_t, 0, UINT16_MAX, 1, 1)
1999 1999 SATCVT(sd, uw, int64_t, uint32_t, 0, UINT32_MAX, 1, 1)
2000 2000 #undef SATCVT
2001 2001  
  2002 +#define LVE(name, access, swap, element) \
  2003 + void helper_##name (ppc_avr_t *r, target_ulong addr) \
  2004 + { \
  2005 + size_t n_elems = ARRAY_SIZE(r->element); \
  2006 + int adjust = HI_IDX*(n_elems-1); \
  2007 + int sh = sizeof(r->element[0]) >> 1; \
  2008 + int index = (addr & 0xf) >> sh; \
  2009 + if(msr_le) { \
  2010 + r->element[LO_IDX ? index : (adjust - index)] = swap(access(addr)); \
  2011 + } else { \
  2012 + r->element[LO_IDX ? index : (adjust - index)] = access(addr); \
  2013 + } \
  2014 + }
  2015 +#define I(x) (x)
  2016 +LVE(lvebx, ldub, I, u8)
  2017 +LVE(lvehx, lduw, bswap16, u16)
  2018 +LVE(lvewx, ldl, bswap32, u32)
  2019 +#undef I
  2020 +#undef LVE
  2021 +
2002 2022 void helper_lvsl (ppc_avr_t *r, target_ulong sh)
2003 2023 {
2004 2024 int i, j = (sh & 0xf);
... ... @@ -2017,6 +2037,26 @@ void helper_lvsr (ppc_avr_t *r, target_ulong sh)
2017 2037 }
2018 2038 }
2019 2039  
  2040 +#define STVE(name, access, swap, element) \
  2041 + void helper_##name (ppc_avr_t *r, target_ulong addr) \
  2042 + { \
  2043 + size_t n_elems = ARRAY_SIZE(r->element); \
  2044 + int adjust = HI_IDX*(n_elems-1); \
  2045 + int sh = sizeof(r->element[0]) >> 1; \
  2046 + int index = (addr & 0xf) >> sh; \
  2047 + if(msr_le) { \
  2048 + access(addr, swap(r->element[LO_IDX ? index : (adjust - index)])); \
  2049 + } else { \
  2050 + access(addr, r->element[LO_IDX ? index : (adjust - index)]); \
  2051 + } \
  2052 + }
  2053 +#define I(x) (x)
  2054 +STVE(stvebx, stb, I, u8)
  2055 +STVE(stvehx, stw, bswap16, u16)
  2056 +STVE(stvewx, stl, bswap32, u32)
  2057 +#undef I
  2058 +#undef LVE
  2059 +
2020 2060 void helper_vaddcuw (ppc_avr_t *r, ppc_avr_t *a, ppc_avr_t *b)
2021 2061 {
2022 2062 int i;
... ...
target-ppc/translate.c
  View file @cbfb6ae
... ... @@ -6144,14 +6144,58 @@ GEN_HANDLER(st##name, 0x1F, opc2, opc3, 0x00000001, PPC_ALTIVEC) \
6144 6144 tcg_temp_free(EA); \
6145 6145 }
6146 6146  
  6147 +#define GEN_VR_LVE(name, opc2, opc3) \
  6148 + GEN_HANDLER(lve##name, 0x1F, opc2, opc3, 0x00000001, PPC_ALTIVEC) \
  6149 + { \
  6150 + TCGv EA; \
  6151 + TCGv_ptr rs; \
  6152 + if (unlikely(!ctx->altivec_enabled)) { \
  6153 + gen_exception(ctx, POWERPC_EXCP_VPU); \
  6154 + return; \
  6155 + } \
  6156 + gen_set_access_type(ctx, ACCESS_INT); \
  6157 + EA = tcg_temp_new(); \
  6158 + gen_addr_reg_index(ctx, EA); \
  6159 + rs = gen_avr_ptr(rS(ctx->opcode)); \
  6160 + gen_helper_lve##name (rs, EA); \
  6161 + tcg_temp_free(EA); \
  6162 + tcg_temp_free_ptr(rs); \
  6163 + }
  6164 +
  6165 +#define GEN_VR_STVE(name, opc2, opc3) \
  6166 + GEN_HANDLER(stve##name, 0x1F, opc2, opc3, 0x00000001, PPC_ALTIVEC) \
  6167 + { \
  6168 + TCGv EA; \
  6169 + TCGv_ptr rs; \
  6170 + if (unlikely(!ctx->altivec_enabled)) { \
  6171 + gen_exception(ctx, POWERPC_EXCP_VPU); \
  6172 + return; \
  6173 + } \
  6174 + gen_set_access_type(ctx, ACCESS_INT); \
  6175 + EA = tcg_temp_new(); \
  6176 + gen_addr_reg_index(ctx, EA); \
  6177 + rs = gen_avr_ptr(rS(ctx->opcode)); \
  6178 + gen_helper_stve##name (rs, EA); \
  6179 + tcg_temp_free(EA); \
  6180 + tcg_temp_free_ptr(rs); \
  6181 + }
  6182 +
6147 6183 GEN_VR_LDX(lvx, 0x07, 0x03);
6148 6184 /* As we don't emulate the cache, lvxl is stricly equivalent to lvx */
6149 6185 GEN_VR_LDX(lvxl, 0x07, 0x0B);
6150 6186  
  6187 +GEN_VR_LVE(bx, 0x07, 0x00);
  6188 +GEN_VR_LVE(hx, 0x07, 0x01);
  6189 +GEN_VR_LVE(wx, 0x07, 0x02);
  6190 +
6151 6191 GEN_VR_STX(svx, 0x07, 0x07);
6152 6192 /* As we don't emulate the cache, stvxl is stricly equivalent to stvx */
6153 6193 GEN_VR_STX(svxl, 0x07, 0x0F);
6154 6194  
  6195 +GEN_VR_STVE(bx, 0x07, 0x04);
  6196 +GEN_VR_STVE(hx, 0x07, 0x05);
  6197 +GEN_VR_STVE(wx, 0x07, 0x06);
  6198 +
6155 6199 GEN_HANDLER(lvsl, 0x1f, 0x06, 0x00, 0x00000001, PPC_ALTIVEC)
6156 6200 {
6157 6201 TCGv_ptr rd;
... ...