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#include "test.h"
#if defined(DEBUG)
#define dump_args(N, M, T) \
jit_calli_1(_jit, puts, \
jit_operand_imm(JIT_OPERAND_ABI_POINTER, \
(jit_imm_t)#N " " #M " " #T));
#else
#define dump_args(N, M, T)
#endif
#define szof_c 1
#define szof_uc szof_c
#define szof_s 2
#define szof_us szof_s
#define szof_i 4
#if __WORDSIZE == 64
# define szof_ui szof_i
# define szof_l 8
#endif
#define szof_max 8
#define operand_c JIT_OPERAND_ABI_INT8
#define operand_uc JIT_OPERAND_ABI_UINT8
#define operand_s JIT_OPERAND_ABI_INT16
#define operand_us JIT_OPERAND_ABI_UINT16
#define operand_i JIT_OPERAND_ABI_INT32
#define operand_ui JIT_OPERAND_ABI_UINT32
#define operand_l JIT_OPERAND_ABI_INT64
#define operand_ul JIT_OPERAND_ABI_UINT64
#define operand_f JIT_OPERAND_ABI_FLOAT
#define operand_d JIT_OPERAND_ABI_DOUBLE
#define FILL(T) \
void *fill##T = jit_address(_jit); \
{ \
size_t frame = jit_enter_jit_abi(_jit, 2, 0, 0); \
jit_load_args_2(_jit, \
jit_operand_gpr(JIT_OPERAND_ABI_POINTER, JIT_V0), \
jit_operand_gpr(JIT_OPERAND_ABI_UINT32, JIT_R0)); \
\
jit_muli(_jit, JIT_R0, JIT_R0, szof##T); \
jit_addr(_jit, JIT_V1, JIT_V0, JIT_R0); \
jit_movi(_jit, JIT_R0, 0); \
\
void *loop = jit_address(_jit); \
jit_reloc_t done = jit_bger(_jit, JIT_V0, JIT_V1); \
jit_str##T(_jit, JIT_V0, JIT_R0); \
jit_addi(_jit, JIT_R0, JIT_R0, 1); \
jit_addi(_jit, JIT_V0, JIT_V0, szof##T); \
jit_jmpi(_jit, loop); \
\
jit_patch_here(_jit, done); \
jit_leave_jit_abi(_jit, 2, 0, frame); \
jit_ret(_jit); \
}
#define fill_uc fill_c
#define fill_us fill_s
#define fill_ui fill_i
#define ARG( T, N) jit_operand_mem(operand##T, JIT_SP, - ((N + 1) * szof##T))
#define ARG1( K, T) ARG##K(T, 0)
#define ARG2( K, T) ARG1( K, T), ARG##K(T, 1)
#define ARG3( K, T) ARG2( K, T), ARG##K(T, 2)
#define ARG4( K, T) ARG3( K, T), ARG##K(T, 3)
#define ARG5( K, T) ARG4( K, T), ARG##K(T, 4)
#define ARG6( K, T) ARG5( K, T), ARG##K(T, 5)
#define ARG7( K, T) ARG6( K, T), ARG##K(T, 6)
#define ARG8( K, T) ARG7( K, T), ARG##K(T, 7)
#define ARG9( K, T) ARG8( K, T), ARG##K(T, 8)
#define ARG10(K, T) ARG9( K, T), ARG##K(T, 9)
#define ARG11(K, T) ARG10(K, T), ARG##K(T, 10)
#define ARG12(K, T) ARG11(K, T), ARG##K(T, 11)
#define ARG13(K, T) ARG12(K, T), ARG##K(T, 12)
#define ARG14(K, T) ARG13(K, T), ARG##K(T, 13)
#define ARG15(K, T) ARG14(K, T), ARG##K(T, 14)
#define ARG16(K, T) ARG15(K, T), ARG##K(T, 15)
#define ARG_c(N) ARG##N( , _c)
#define ARG_uc(N) ARG##N( , _uc)
#define ARG_s(N) ARG##N( , _s)
#define ARG_us(N) ARG##N( , _us)
#define ARG_i(N) ARG##N( , _i)
#define ARG_ui(N) ARG##N( , _ui)
#define ARG_l(N) ARG##N( , _l)
#define ARG_f(N) ARG##N(F, _f)
#define ARG_d(N) ARG##N(F, _d)
#define CHK(N, T, V) \
{ \
jit_ldxi##T(_jit, JIT_R0, JIT_SP, arg_space - ((V + 1) * szof##T)); \
jit_ldxi##T(_jit, JIT_R1, JIT_V0, (V * szof##T)); \
jit_reloc_t r = jit_beqr(_jit, JIT_R0, JIT_R1); \
jit_calli_0(_jit, abort); \
jit_patch_here(_jit, r); \
}
#define GET1( K, N, T, V) CHK##K(N, T, 0)
#define GET2( K, N, T, V) GET1( K, N, T, V) CHK##K(N, T, 1)
#define GET3( K, N, T, V) GET2( K, N, T, V) CHK##K(N, T, 2)
#define GET4( K, N, T, V) GET3( K, N, T, V) CHK##K(N, T, 3)
#define GET5( K, N, T, V) GET4( K, N, T, V) CHK##K(N, T, 4)
#define GET6( K, N, T, V) GET5( K, N, T, V) CHK##K(N, T, 5)
#define GET7( K, N, T, V) GET6( K, N, T, V) CHK##K(N, T, 6)
#define GET8( K, N, T, V) GET7( K, N, T, V) CHK##K(N, T, 7)
#define GET9( K, N, T, V) GET8( K, N, T, V) CHK##K(N, T, 8)
#define GET10(K, N, T, V) GET9( K, N, T, V) CHK##K(N, T, 9)
#define GET11(K, N, T, V) GET10(K, N, T, V) CHK##K(N, T, 10)
#define GET12(K, N, T, V) GET11(K, N, T, V) CHK##K(N, T, 11)
#define GET13(K, N, T, V) GET12(K, N, T, V) CHK##K(N, T, 12)
#define GET14(K, N, T, V) GET13(K, N, T, V) CHK##K(N, T, 13)
#define GET15(K, N, T, V) GET14(K, N, T, V) CHK##K(N, T, 14)
#define GET16(K, N, T, V) GET15(K, N, T, V) CHK##K(N, T, 15)
#define GET_c(N, M) GET##N( , c##N, _c, M)
#define GET_uc(N, M) GET##N( , uc##N, _uc, M)
#define GET_s(N, M) GET##N( , s##N, _s, M)
#define GET_us(N, M) GET##N( , us##N, _us, M)
#define GET_i(N, M) GET##N( , i##N, _i, M)
#define GET_ui(N, M) GET##N( , ui##N, _ui, M)
#define GET_l(N, M) GET##N( , l##N, _l, M)
#define GET_f(N, M) GET##N(F, f##N, _f, M)
#define GET_d(N, M) GET##N(F, d##N, _d, M)
#define PUSH( T, V) jit_operand_imm(operand##T, V)
#define PUSH0( K, T) /**/
#define PUSH1( K, T) PUSH##K(T, 0)
#define PUSH2( K, T) PUSH1( K, T), PUSH##K(T, 1)
#define PUSH3( K, T) PUSH2( K, T), PUSH##K(T, 2)
#define PUSH4( K, T) PUSH3( K, T), PUSH##K(T, 3)
#define PUSH5( K, T) PUSH4( K, T), PUSH##K(T, 4)
#define PUSH6( K, T) PUSH5( K, T), PUSH##K(T, 5)
#define PUSH7( K, T) PUSH6( K, T), PUSH##K(T, 6)
#define PUSH8( K, T) PUSH7( K, T), PUSH##K(T, 7)
#define PUSH9( K, T) PUSH8( K, T), PUSH##K(T, 8)
#define PUSH10(K, T) PUSH9( K, T), PUSH##K(T, 9)
#define PUSH11(K, T) PUSH10(K, T), PUSH##K(T, 10)
#define PUSH12(K, T) PUSH11(K, T), PUSH##K(T, 11)
#define PUSH13(K, T) PUSH12(K, T), PUSH##K(T, 12)
#define PUSH14(K, T) PUSH13(K, T), PUSH##K(T, 13)
#define PUSH15(K, T) PUSH14(K, T), PUSH##K(T, 14)
#define PUSH16(K, T) PUSH15(K, T), PUSH##K(T, 15)
#define PUSH_c( N) PUSH##N( , _c)
#define PUSH_uc(N) PUSH##N( , _uc)
#define PUSH_s( N) PUSH##N( , _s)
#define PUSH_us(N) PUSH##N( , _us)
#define PUSH_i( N) PUSH##N( , _i)
#define PUSH_ui(N) PUSH##N( , _ui)
#define PUSH_l( N) PUSH##N( , _l)
#define PUSH_f( N) PUSH##N(F, _f)
#define PUSH_d( N) PUSH##N(F, _d)
/* bottom function */
#define DEF0(T) \
void *test##T##_0 = jit_address(_jit); \
{ \
size_t frame = jit_enter_jit_abi(_jit, 0, 0, 0); \
dump_args(0, 0, T); \
jit_leave_jit_abi(_jit, 0, 0, frame); \
jit_ret(_jit); \
}
/*
* stack frame:
* | lightening reserved stuff - frame |
* |-----------------------------------| <- JIT_SP at entry
* | argument save area - arg_space |
* |-----------------------------------| <- JIT_SP during argument validation
* | stack buffer - stack |
* |-----------------------------------| <- JIT_SP during next call
*
* at entry, first push arguments in ascending order (0, 1, 2, ...)
* to stack, and afterwards move JIT_SP forward to not mess with the internal
* load_args stuff.
*/
#define DEFN(N, M, T) \
void *test##T##_##N = jit_address(_jit); \
{ \
size_t frame = jit_enter_jit_abi(_jit, 3, 0, 0); \
jit_operand_t args[] = \
{jit_operand_gpr(JIT_OPERAND_ABI_POINTER, JIT_V0), \
ARG##T(N)}; \
jit_load_args(_jit, N + 1, args); \
\
size_t arg_space = jit_align_stack(_jit, N * szof##T); \
\
dump_args(N, M, T); \
\
/* validate arguments */ \
GET##T(N, M) \
\
/* heap buffer in %v1 */ \
jit_calli_1(_jit, malloc, \
jit_operand_imm(JIT_OPERAND_ABI_UINT32, N * szof##T)); \
jit_retval(_jit, JIT_V1); \
\
/* copy stack buffer to heap buffer */ \
jit_calli_3(_jit, memcpy, \
jit_operand_gpr(JIT_OPERAND_ABI_POINTER, JIT_V1), \
jit_operand_gpr(JIT_OPERAND_ABI_POINTER, JIT_V0), \
jit_operand_imm(JIT_OPERAND_ABI_UINT32, N * szof##T)); \
\
/* stack buffer for next function in %v2 */ \
size_t stack = jit_align_stack(_jit, M * szof##T); \
jit_movr(_jit, JIT_V2, JIT_SP); \
\
/* fill stack buffer for next function */ \
jit_calli_2(_jit, fill##T, \
jit_operand_gpr(JIT_OPERAND_ABI_POINTER, JIT_V2), \
jit_operand_imm(JIT_OPERAND_ABI_UINT32, M)); \
\
/* call next function */ \
jit_operand_t call_args[] = \
{jit_operand_gpr(JIT_OPERAND_ABI_POINTER, JIT_V2), \
PUSH##T(M)}; \
jit_calli(_jit, test##T##_##M, M + 1, call_args); \
\
/* validate stack buffer */ \
jit_calli_3(_jit, memcmp, \
jit_operand_gpr(JIT_OPERAND_ABI_POINTER, JIT_V1), \
jit_operand_gpr(JIT_OPERAND_ABI_POINTER, JIT_V0), \
jit_operand_imm(JIT_OPERAND_ABI_UINT32, N * szof##T)); \
jit_retval(_jit, JIT_R0); \
jit_reloc_t r = jit_beqi(_jit, JIT_R0, 0); \
jit_calli_0(_jit, abort); \
jit_patch_here(_jit, r); \
\
/* release heap bufer */ \
jit_calli_1(_jit, free, \
jit_operand_gpr(JIT_OPERAND_ABI_POINTER, JIT_V1)); \
jit_shrink_stack(_jit, arg_space); \
jit_shrink_stack(_jit, stack); \
jit_leave_jit_abi(_jit, 3, 0, frame); \
jit_ret(_jit); \
}
/* top function */
#define DEFX(T) \
void *test##T##_17 = jit_address(_jit); \
{ \
size_t frame = jit_enter_jit_abi(_jit, 3, 0, 0); \
size_t arg_space = jit_align_stack(_jit, 16 * szof##T); \
\
dump_args(17, top, T) \
\
/* heap buffer in %v1 */ \
jit_calli_1(_jit, malloc, \
jit_operand_imm(JIT_OPERAND_ABI_UINT32, 16 * szof##T)); \
jit_retval(_jit, JIT_V1); \
\
/* stack buffer for next function in %v2 */ \
size_t stack = jit_align_stack(_jit, 16 * szof##T); \
jit_movr(_jit, JIT_V2, JIT_SP); \
\
/* fill stack buffer for next function */ \
jit_calli_2(_jit, fill##T, \
jit_operand_gpr(JIT_OPERAND_ABI_POINTER, JIT_V2), \
jit_operand_imm(JIT_OPERAND_ABI_UINT32, 16)); \
\
/* copy stack buffer to heap buffer */ \
jit_calli_3(_jit, memcpy, \
jit_operand_gpr(JIT_OPERAND_ABI_POINTER, JIT_V1), \
jit_operand_gpr(JIT_OPERAND_ABI_POINTER, JIT_V2), \
jit_operand_imm(JIT_OPERAND_ABI_UINT32, 16 * szof##T)); \
\
/* call next function */ \
jit_operand_t args[] = \
{jit_operand_gpr(JIT_OPERAND_ABI_POINTER, JIT_V2), \
PUSH##T(16)}; \
jit_calli(_jit, test##T##_16, 17, args); \
\
/* validate stack buffer */ \
jit_calli_3(_jit, memcmp, \
jit_operand_gpr(JIT_OPERAND_ABI_POINTER, JIT_V1), \
jit_operand_gpr(JIT_OPERAND_ABI_POINTER, JIT_V2), \
jit_operand_imm(JIT_OPERAND_ABI_UINT32, 16 * szof##T)); \
jit_retval(_jit, JIT_R0); \
jit_reloc_t r = jit_beqi(_jit, JIT_R0, 0); \
jit_calli_0(_jit, abort); \
jit_patch_here(_jit, r); \
\
/* release heap bufer */ \
jit_calli_1(_jit, free, \
jit_operand_gpr(JIT_OPERAND_ABI_POINTER, JIT_V1)); \
/* technically speaking not necessary */ \
/* jit_leave_jit_abi will shrink stack for us */ \
jit_shrink_stack(_jit, arg_space); \
jit_shrink_stack(_jit, stack); \
jit_leave_jit_abi(_jit, 3, 0, frame); \
jit_ret(_jit); \
}
#define DEF( T) \
DEF0( T) \
DEFN( 1, 0, T) \
DEFN( 2, 1, T) \
DEFN( 3, 2, T) \
DEFN( 4, 3, T) \
DEFN( 5, 4, T) \
DEFN( 6, 5, T) \
DEFN( 7, 6, T) \
DEFN( 8, 7, T) \
DEFN( 9, 8, T) \
DEFN(10, 9, T) \
DEFN(11, 10, T) \
DEFN(12, 11, T) \
DEFN(13, 12, T) \
DEFN(14, 13, T) \
DEFN(15, 14, T) \
DEFN(16, 15, T) \
DEFX(T)
#define CALL(T) jit_calli_0(_jit, test##T##_17);
static size_t
run_test(jit_state_t *_jit, uint8_t *arena_base, size_t arena_size)
{
jit_begin(_jit, arena_base, arena_size);
int32_t (*function)();
jit_reloc_t main = jit_jmp(_jit);
FILL(_c)
FILL(_s)
FILL(_i)
#if __WORDSIZE == 64
FILL(_l)
#endif
DEF(_c)
DEF(_uc)
DEF(_s)
DEF(_us)
DEF(_i)
#if __WORDSIZE == 64
DEF(_ui)
DEF(_l)
#endif
jit_patch_here(_jit, main);
/* not sure about the actual number of registers, but too many can't
* hurt. */
size_t frame = jit_enter_jit_abi(_jit, 3, 0, 0);
CALL(_c)
CALL(_uc)
CALL(_s)
CALL(_us)
CALL(_i)
#if __WORDSIZE == 64
CALL(_ui)
CALL(_l)
#endif
jit_leave_jit_abi(_jit, 3, 0, frame);
jit_ret(_jit);
size_t size;
function = jit_end(_jit, &size);
if (function)
(*function)();
else
return size;
return 0;
}
int main(int argc, char *argv[])
{
return main_compiler(argc, argv, run_test);
}
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