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Implement final SIMD opcodes: store lane #4001

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Merged
merged 1 commit into from
Jan 2, 2025
Merged

Implement final SIMD opcodes: store lane #4001

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36 changes: 35 additions & 1 deletion core/iwasm/interpreter/wasm_interp_fast.c
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Original file line number Diff line number Diff line change
Expand Up @@ -6436,12 +6436,46 @@ wasm_interp_call_func_bytecode(WASMModuleInstance *module,
SIMD_LOAD_LANE_OP(i64x2, 64);
break;
}
#define SIMD_STORE_LANE_OP(register, width) \
do { \
uint32 offset, addr; \
offset = read_uint32(frame_ip); \
V128 vec = POP_V128(); \
int32 base = POP_I32(); \
offset += base; \
int lane = *frame_ip++; \
addr = GET_OPERAND(uint32, I32, 0); \
addr_ret = GET_OFFSET(); \
CHECK_MEMORY_OVERFLOW(width / 8); \
if (width == 64) { \
STORE_I64(maddr, vec.register[lane]); \
} \
else { \
*(uint##width *)(maddr) = vec.register[lane]; \
} \
} while (0)

case SIMD_v128_store8_lane:
{
SIMD_STORE_LANE_OP(i8x16, 8);
break;
}

case SIMD_v128_store16_lane:
{
SIMD_STORE_LANE_OP(i16x8, 16);
break;
}

case SIMD_v128_store32_lane:
{
SIMD_STORE_LANE_OP(i32x4, 32);
break;
}

case SIMD_v128_store64_lane:
{
wasm_set_exception(module, "unsupported SIMD opcode");
SIMD_STORE_LANE_OP(i64x2, 64);
break;
}
#define SIMD_LOAD_ZERO_OP(register, width) \
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4 changes: 4 additions & 0 deletions core/iwasm/interpreter/wasm_loader.c
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Original file line number Diff line number Diff line change
Expand Up @@ -15362,6 +15362,10 @@ wasm_loader_prepare_bytecode(WASMModule *module, WASMFunction *func,

read_leb_mem_offset(p, p_end, mem_offset); /* offset */

#if WASM_ENABLE_FAST_INTERP != 0
emit_uint32(loader_ctx, mem_offset);
#endif

CHECK_BUF(p, p_end, 1);
lane = read_uint8(p);
if (!check_simd_access_lane(opcode1, lane, error_buf,
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