Revision c8c2227e target-mips/op_helper.c
| b/target-mips/op_helper.c | ||
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} |
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#endif |
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#ifdef TARGET_WORDS_BIGENDIAN |
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#define GET_LMASK(v) ((v) & 3) |
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#define GET_OFFSET(addr, offset) (addr + (offset)) |
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#else |
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#define GET_LMASK(v) (((v) & 3) ^ 3) |
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#define GET_OFFSET(addr, offset) (addr - (offset)) |
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#endif |
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void do_lwl(int mem_idx) |
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{
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target_ulong tmp; |
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|
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#ifdef CONFIG_USER_ONLY |
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#define ldfun ldub_raw |
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#else |
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int (*ldfun)(target_ulong); |
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|
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switch (mem_idx) |
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{
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case 0: ldfun = ldub_kernel; break; |
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case 1: ldfun = ldub_super; break; |
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default: |
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case 2: ldfun = ldub_user; break; |
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} |
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#endif |
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tmp = ldfun(T0); |
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T1 = (T1 & 0x00FFFFFF) | (tmp << 24); |
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if (GET_LMASK(T0) <= 2) {
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tmp = ldfun(GET_OFFSET(T0, 1)); |
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T1 = (T1 & 0xFF00FFFF) | (tmp << 16); |
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} |
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if (GET_LMASK(T0) <= 1) {
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tmp = ldfun(GET_OFFSET(T0, 2)); |
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T1 = (T1 & 0xFFFF00FF) | (tmp << 8); |
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} |
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if (GET_LMASK(T0) == 0) {
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tmp = ldfun(GET_OFFSET(T0, 3)); |
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T1 = (T1 & 0xFFFFFF00) | tmp; |
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} |
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T1 = (int32_t)T1; |
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} |
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void do_lwr(int mem_idx) |
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{
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target_ulong tmp; |
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#ifdef CONFIG_USER_ONLY |
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#define ldfun ldub_raw |
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#else |
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int (*ldfun)(target_ulong); |
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switch (mem_idx) |
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{
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case 0: ldfun = ldub_kernel; break; |
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case 1: ldfun = ldub_super; break; |
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default: |
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case 2: ldfun = ldub_user; break; |
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} |
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#endif |
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tmp = ldfun(T0); |
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T1 = (T1 & 0xFFFFFF00) | tmp; |
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if (GET_LMASK(T0) >= 1) {
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tmp = ldfun(GET_OFFSET(T0, -1)); |
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T1 = (T1 & 0xFFFF00FF) | (tmp << 8); |
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} |
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if (GET_LMASK(T0) >= 2) {
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tmp = ldfun(GET_OFFSET(T0, -2)); |
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T1 = (T1 & 0xFF00FFFF) | (tmp << 16); |
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} |
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if (GET_LMASK(T0) == 3) {
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tmp = ldfun(GET_OFFSET(T0, -3)); |
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T1 = (T1 & 0x00FFFFFF) | (tmp << 24); |
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} |
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T1 = (int32_t)T1; |
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} |
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void do_swl(int mem_idx) |
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{
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#ifdef CONFIG_USER_ONLY |
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#define stfun stb_raw |
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#else |
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void (*stfun)(target_ulong, int); |
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switch (mem_idx) |
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{
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case 0: stfun = stb_kernel; break; |
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case 1: stfun = stb_super; break; |
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default: |
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case 2: stfun = stb_user; break; |
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} |
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#endif |
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stfun(T0, (uint8_t)(T1 >> 24)); |
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if (GET_LMASK(T0) <= 2) |
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stfun(GET_OFFSET(T0, 1), (uint8_t)(T1 >> 16)); |
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if (GET_LMASK(T0) <= 1) |
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stfun(GET_OFFSET(T0, 2), (uint8_t)(T1 >> 8)); |
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if (GET_LMASK(T0) == 0) |
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stfun(GET_OFFSET(T0, 3), (uint8_t)T1); |
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} |
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void do_swr(int mem_idx) |
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{
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#ifdef CONFIG_USER_ONLY |
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#define stfun stb_raw |
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#else |
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void (*stfun)(target_ulong, int); |
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switch (mem_idx) |
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{
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case 0: stfun = stb_kernel; break; |
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case 1: stfun = stb_super; break; |
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default: |
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case 2: stfun = stb_user; break; |
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} |
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#endif |
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stfun(T0, (uint8_t)T1); |
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if (GET_LMASK(T0) >= 1) |
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stfun(GET_OFFSET(T0, -1), (uint8_t)(T1 >> 8)); |
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if (GET_LMASK(T0) >= 2) |
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stfun(GET_OFFSET(T0, -2), (uint8_t)(T1 >> 16)); |
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if (GET_LMASK(T0) == 3) |
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stfun(GET_OFFSET(T0, -3), (uint8_t)(T1 >> 24)); |
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} |
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#if defined(TARGET_MIPS64) |
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/* "half" load and stores. We must do the memory access inline, |
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or fault handling won't work. */ |
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#ifdef TARGET_WORDS_BIGENDIAN |
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#define GET_LMASK64(v) ((v) & 7) |
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#else |
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#define GET_LMASK64(v) (((v) & 7) ^ 7) |
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#endif |
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void do_ldl(int mem_idx) |
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{
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uint64_t tmp; |
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#ifdef CONFIG_USER_ONLY |
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#define ldfun ldub_raw |
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#else |
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target_ulong (*ldfun)(target_ulong); |
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switch (mem_idx) |
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{
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case 0: ldfun = ldub_kernel; break; |
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case 1: ldfun = ldub_super; break; |
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default: |
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case 2: ldfun = ldub_user; break; |
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} |
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#endif |
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tmp = ldfun(T0); |
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T1 = (T1 & 0x00FFFFFFFFFFFFFFULL) | (tmp << 56); |
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if (GET_LMASK64(T0) <= 6) {
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tmp = ldfun(GET_OFFSET(T0, 1)); |
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T1 = (T1 & 0xFF00FFFFFFFFFFFFULL) | (tmp << 48); |
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} |
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if (GET_LMASK64(T0) <= 5) {
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tmp = ldfun(GET_OFFSET(T0, 2)); |
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T1 = (T1 & 0xFFFF00FFFFFFFFFFULL) | (tmp << 40); |
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} |
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if (GET_LMASK64(T0) <= 4) {
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tmp = ldfun(GET_OFFSET(T0, 3)); |
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T1 = (T1 & 0xFFFFFF00FFFFFFFFULL) | (tmp << 32); |
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} |
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if (GET_LMASK64(T0) <= 3) {
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tmp = ldfun(GET_OFFSET(T0, 4)); |
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T1 = (T1 & 0xFFFFFFFF00FFFFFFULL) | (tmp << 24); |
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} |
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if (GET_LMASK64(T0) <= 2) {
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tmp = ldfun(GET_OFFSET(T0, 5)); |
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T1 = (T1 & 0xFFFFFFFFFF00FFFFULL) | (tmp << 16); |
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} |
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if (GET_LMASK64(T0) <= 1) {
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tmp = ldfun(GET_OFFSET(T0, 6)); |
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T1 = (T1 & 0xFFFFFFFFFFFF00FFULL) | (tmp << 8); |
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} |
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if (GET_LMASK64(T0) == 0) {
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tmp = ldfun(GET_OFFSET(T0, 7)); |
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T1 = (T1 & 0xFFFFFFFFFFFFFF00ULL) | tmp; |
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} |
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} |
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void do_ldr(int mem_idx) |
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{
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uint64_t tmp; |
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#ifdef CONFIG_USER_ONLY |
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#define ldfun ldub_raw |
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#else |
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target_ulong (*ldfun)(target_ulong); |
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switch (mem_idx) |
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{
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case 0: ldfun = ldub_kernel; break; |
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case 1: ldfun = ldub_super; break; |
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default: |
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case 2: ldfun = ldub_user; break; |
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} |
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#endif |
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tmp = ldfun(T0); |
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T1 = (T1 & 0xFFFFFFFFFFFFFF00ULL) | tmp; |
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if (GET_LMASK64(T0) >= 1) {
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tmp = ldfun(GET_OFFSET(T0, -1)); |
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T1 = (T1 & 0xFFFFFFFFFFFF00FFULL) | (tmp << 8); |
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} |
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if (GET_LMASK64(T0) >= 2) {
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tmp = ldfun(GET_OFFSET(T0, -2)); |
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T1 = (T1 & 0xFFFFFFFFFF00FFFFULL) | (tmp << 16); |
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} |
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if (GET_LMASK64(T0) >= 3) {
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tmp = ldfun(GET_OFFSET(T0, -3)); |
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T1 = (T1 & 0xFFFFFFFF00FFFFFFULL) | (tmp << 24); |
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} |
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if (GET_LMASK64(T0) >= 4) {
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tmp = ldfun(GET_OFFSET(T0, -4)); |
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T1 = (T1 & 0xFFFFFF00FFFFFFFFULL) | (tmp << 32); |
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} |
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if (GET_LMASK64(T0) >= 5) {
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tmp = ldfun(GET_OFFSET(T0, -5)); |
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T1 = (T1 & 0xFFFF00FFFFFFFFFFULL) | (tmp << 40); |
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} |
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if (GET_LMASK64(T0) >= 6) {
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tmp = ldfun(GET_OFFSET(T0, -6)); |
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T1 = (T1 & 0xFF00FFFFFFFFFFFFULL) | (tmp << 48); |
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} |
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if (GET_LMASK64(T0) == 7) {
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tmp = ldfun(GET_OFFSET(T0, -7)); |
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T1 = (T1 & 0x00FFFFFFFFFFFFFFULL) | (tmp << 56); |
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} |
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} |
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void do_sdl(int mem_idx) |
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{
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#ifdef CONFIG_USER_ONLY |
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#define stfun stb_raw |
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#else |
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void (*stfun)(target_ulong, int); |
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switch (mem_idx) |
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{
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case 0: stfun = stb_kernel; break; |
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case 1: stfun = stb_super; break; |
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default: |
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case 2: stfun = stb_user; break; |
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} |
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#endif |
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stfun(T0, (uint8_t)(T1 >> 56)); |
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|
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if (GET_LMASK64(T0) <= 6) |
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stfun(GET_OFFSET(T0, 1), (uint8_t)(T1 >> 48)); |
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if (GET_LMASK64(T0) <= 5) |
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stfun(GET_OFFSET(T0, 2), (uint8_t)(T1 >> 40)); |
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if (GET_LMASK64(T0) <= 4) |
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stfun(GET_OFFSET(T0, 3), (uint8_t)(T1 >> 32)); |
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|
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if (GET_LMASK64(T0) <= 3) |
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stfun(GET_OFFSET(T0, 4), (uint8_t)(T1 >> 24)); |
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if (GET_LMASK64(T0) <= 2) |
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stfun(GET_OFFSET(T0, 5), (uint8_t)(T1 >> 16)); |
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|
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if (GET_LMASK64(T0) <= 1) |
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stfun(GET_OFFSET(T0, 6), (uint8_t)(T1 >> 8)); |
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|
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if (GET_LMASK64(T0) <= 0) |
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stfun(GET_OFFSET(T0, 7), (uint8_t)T1); |
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} |
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|
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void do_sdr(int mem_idx) |
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{
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| 610 |
#ifdef CONFIG_USER_ONLY |
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#define stfun stb_raw |
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#else |
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| 613 |
void (*stfun)(target_ulong, int); |
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|
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switch (mem_idx) |
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{
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case 0: stfun = stb_kernel; break; |
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case 1: stfun = stb_super; break; |
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default: |
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case 2: stfun = stb_user; break; |
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} |
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#endif |
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stfun(T0, (uint8_t)T1); |
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| 624 |
|
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| 625 |
if (GET_LMASK64(T0) >= 1) |
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stfun(GET_OFFSET(T0, -1), (uint8_t)(T1 >> 8)); |
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| 627 |
|
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| 628 |
if (GET_LMASK64(T0) >= 2) |
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stfun(GET_OFFSET(T0, -2), (uint8_t)(T1 >> 16)); |
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| 630 |
|
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| 631 |
if (GET_LMASK64(T0) >= 3) |
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| 632 |
stfun(GET_OFFSET(T0, -3), (uint8_t)(T1 >> 24)); |
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|
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| 634 |
if (GET_LMASK64(T0) >= 4) |
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| 635 |
stfun(GET_OFFSET(T0, -4), (uint8_t)(T1 >> 32)); |
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| 636 |
|
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| 637 |
if (GET_LMASK64(T0) >= 5) |
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| 638 |
stfun(GET_OFFSET(T0, -5), (uint8_t)(T1 >> 40)); |
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| 639 |
|
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| 640 |
if (GET_LMASK64(T0) >= 6) |
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| 641 |
stfun(GET_OFFSET(T0, -6), (uint8_t)(T1 >> 48)); |
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| 642 |
|
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| 643 |
if (GET_LMASK64(T0) == 7) |
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| 644 |
stfun(GET_OFFSET(T0, -7), (uint8_t)(T1 >> 56)); |
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| 645 |
} |
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| 646 |
#endif /* TARGET_MIPS64 */ |
|
| 647 |
|
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| 311 | 648 |
#ifdef CONFIG_USER_ONLY |
| 312 | 649 |
void do_mfc0_random (void) |
| 313 | 650 |
{
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