diff options
| -rw-r--r-- | dyngen-exec.h | 2 | ||||
| -rw-r--r-- | tcg/s390/tcg-target.c | 105 | ||||
| -rw-r--r-- | tcg/s390/tcg-target.h | 69 |
3 files changed, 175 insertions, 1 deletions
diff --git a/dyngen-exec.h b/dyngen-exec.h index 86e61c3d..0353f36 100644 --- a/dyngen-exec.h +++ b/dyngen-exec.h @@ -117,7 +117,7 @@ extern int printf(const char *, ...); /* The return address may point to the start of the next instruction. Subtracting one gets us the call instruction itself. */ -#if defined(__s390__) +#if defined(__s390__) && !defined(__s390x__) # define GETPC() ((void*)(((unsigned long)__builtin_return_address(0) & 0x7fffffffUL) - 1)) #elif defined(__arm__) /* Thumb return addresses have the low bit set, so we need to subtract two. diff --git a/tcg/s390/tcg-target.c b/tcg/s390/tcg-target.c new file mode 100644 index 0000000..356b1a4 --- /dev/null +++ b/tcg/s390/tcg-target.c @@ -0,0 +1,105 @@ +/* + * Tiny Code Generator for QEMU + * + * Copyright (c) 2009 Ulrich Hecht <uli@suse.de> + * + * Permission is hereby granted, free of charge, to any person obtaining a copy + * of this software and associated documentation files (the "Software"), to deal + * in the Software without restriction, including without limitation the rights + * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell + * copies of the Software, and to permit persons to whom the Software is + * furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice shall be included in + * all copies or substantial portions of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR + * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL + * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER + * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, + * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN + * THE SOFTWARE. + */ + +static const int tcg_target_reg_alloc_order[] = { +}; + +static const int tcg_target_call_iarg_regs[] = { +}; + +static const int tcg_target_call_oarg_regs[] = { +}; + +static void patch_reloc(uint8_t *code_ptr, int type, + tcg_target_long value, tcg_target_long addend) +{ + tcg_abort(); +} + +static inline int tcg_target_get_call_iarg_regs_count(int flags) +{ + tcg_abort(); + return 0; +} + +/* parse target specific constraints */ +static int target_parse_constraint(TCGArgConstraint *ct, const char **pct_str) +{ + tcg_abort(); + return 0; +} + +/* Test if a constant matches the constraint. */ +static inline int tcg_target_const_match(tcg_target_long val, + const TCGArgConstraint *arg_ct) +{ + tcg_abort(); + return 0; +} + +/* load a register with an immediate value */ +static inline void tcg_out_movi(TCGContext *s, TCGType type, + int ret, tcg_target_long arg) +{ + tcg_abort(); +} + +/* load data without address translation or endianness conversion */ +static inline void tcg_out_ld(TCGContext *s, TCGType type, int arg, + int arg1, tcg_target_long arg2) +{ + tcg_abort(); +} + +static inline void tcg_out_st(TCGContext *s, TCGType type, int arg, + int arg1, tcg_target_long arg2) +{ + tcg_abort(); +} + +static inline void tcg_out_op(TCGContext *s, int opc, + const TCGArg *args, const int *const_args) +{ + tcg_abort(); +} + +void tcg_target_init(TCGContext *s) +{ + /* gets called with KVM */ +} + +void tcg_target_qemu_prologue(TCGContext *s) +{ + /* gets called with KVM */ +} + +static inline void tcg_out_mov(TCGContext *s, int ret, int arg) +{ + tcg_abort(); +} + +static inline void tcg_out_addi(TCGContext *s, int reg, tcg_target_long val) +{ + tcg_abort(); +} diff --git a/tcg/s390/tcg-target.h b/tcg/s390/tcg-target.h new file mode 100644 index 0000000..91b931d --- /dev/null +++ b/tcg/s390/tcg-target.h @@ -0,0 +1,69 @@ +/* + * Tiny Code Generator for QEMU + * + * Copyright (c) 2009 Ulrich Hecht <uli@suse.de> + * + * Permission is hereby granted, free of charge, to any person obtaining a copy + * of this software and associated documentation files (the "Software"), to deal + * in the Software without restriction, including without limitation the rights + * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell + * copies of the Software, and to permit persons to whom the Software is + * furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice shall be included in + * all copies or substantial portions of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR + * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL + * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER + * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, + * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN + * THE SOFTWARE. + */ +#define TCG_TARGET_S390 1 + +#define TCG_TARGET_REG_BITS 64 +#define TCG_TARGET_WORDS_BIGENDIAN + +enum { + TCG_REG_R0 = 0, + TCG_REG_R1, + TCG_REG_R2, + TCG_REG_R3, + TCG_REG_R4, + TCG_REG_R5, + TCG_REG_R6, + TCG_REG_R7, + TCG_REG_R8, + TCG_REG_R9, + TCG_REG_R10, + TCG_REG_R11, + TCG_REG_R12, + TCG_REG_R13, + TCG_REG_R14, + TCG_REG_R15 +}; +#define TCG_TARGET_NB_REGS 16 + +/* used for function call generation */ +#define TCG_REG_CALL_STACK TCG_REG_R15 +#define TCG_TARGET_STACK_ALIGN 8 +#define TCG_TARGET_CALL_STACK_OFFSET 0 + +enum { + /* Note: must be synced with dyngen-exec.h */ + TCG_AREG0 = TCG_REG_R10, + TCG_AREG1 = TCG_REG_R7, + TCG_AREG2 = TCG_REG_R8, + TCG_AREG3 = TCG_REG_R9, +}; + +static inline void flush_icache_range(unsigned long start, unsigned long stop) +{ +#if QEMU_GNUC_PREREQ(4, 1) + __builtin___clear_cache((char *) start, (char *) stop); +#else +#error not implemented +#endif +} |