mirror of
https://github.com/bytecodealliance/wasm-micro-runtime.git
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a41c1ad85c
Don't use constant float table on arm and riscv as LLVM doesn't generate .LPCI/.rodata like relocations on them, the float/double constants are encoded into instructions directly, so no need to lookup them from constant table. Signed-off-by: Huang Qi <huangqi3@xiaomi.com>
632 lines
16 KiB
C
632 lines
16 KiB
C
/*
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* Copyright (C) 2021 XiaoMi Corporation. All rights reserved.
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* SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
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*/
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#include "aot_intrinsic.h"
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typedef struct {
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const char *llvm_intrinsic;
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const char *native_intrinsic;
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uint64 flag;
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} aot_intrinsic;
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/* clang-format off */
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static const aot_intrinsic g_intrinsic_mapping[] = {
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{ "llvm.experimental.constrained.fadd.f32", "aot_intrinsic_fadd_f32", AOT_INTRINSIC_FLAG_F32_FADD },
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{ "llvm.experimental.constrained.fadd.f64", "aot_intrinsic_fadd_f64", AOT_INTRINSIC_FLAG_F64_FADD },
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{ "llvm.experimental.constrained.fsub.f32", "aot_intrinsic_fsub_f32", AOT_INTRINSIC_FLAG_F32_FSUB },
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{ "llvm.experimental.constrained.fsub.f64", "aot_intrinsic_fsub_f64", AOT_INTRINSIC_FLAG_F64_FSUB },
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{ "llvm.experimental.constrained.fmul.f32", "aot_intrinsic_fmul_f32", AOT_INTRINSIC_FLAG_F32_FMUL },
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{ "llvm.experimental.constrained.fmul.f64", "aot_intrinsic_fmul_f64", AOT_INTRINSIC_FLAG_F64_FMUL },
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{ "llvm.experimental.constrained.fdiv.f32", "aot_intrinsic_fdiv_f32", AOT_INTRINSIC_FLAG_F32_FDIV },
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{ "llvm.experimental.constrained.fdiv.f64", "aot_intrinsic_fdiv_f64", AOT_INTRINSIC_FLAG_F64_FDIV },
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{ "llvm.fabs.f32", "aot_intrinsic_fabs_f32", AOT_INTRINSIC_FLAG_F32_FABS },
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{ "llvm.fabs.f64", "aot_intrinsic_fabs_f64", AOT_INTRINSIC_FLAG_F64_FABS },
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{ "llvm.ceil.f32", "aot_intrinsic_ceil_f32", AOT_INTRINSIC_FLAG_F32_CEIL },
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{ "llvm.ceil.f64", "aot_intrinsic_ceil_f64", AOT_INTRINSIC_FLAG_F64_CEIL },
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{ "llvm.floor.f32", "aot_intrinsic_floor_f32", AOT_INTRINSIC_FLAG_F32_FLOOR },
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{ "llvm.floor.f64", "aot_intrinsic_floor_f64", AOT_INTRINSIC_FLAG_F64_FLOOR },
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{ "llvm.trunc.f32", "aot_intrinsic_trunc_f32", AOT_INTRINSIC_FLAG_F32_TRUNC },
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{ "llvm.trunc.f64", "aot_intrinsic_trunc_f64", AOT_INTRINSIC_FLAG_F64_TRUNC },
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{ "llvm.rint.f32", "aot_intrinsic_rint_f32", AOT_INTRINSIC_FLAG_F32_RINT },
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{ "llvm.rint.f64", "aot_intrinsic_rint_f64", AOT_INTRINSIC_FLAG_F64_RINT },
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{ "llvm.sqrt.f32", "aot_intrinsic_sqrt_f32", AOT_INTRINSIC_FLAG_F32_SQRT },
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{ "llvm.sqrt.f64", "aot_intrinsic_sqrt_f64", AOT_INTRINSIC_FLAG_F64_SQRT },
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{ "llvm.copysign.f32", "aot_intrinsic_copysign_f32", AOT_INTRINSIC_FLAG_F32_COPYSIGN },
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{ "llvm.copysign.f64", "aot_intrinsic_copysign_f64", AOT_INTRINSIC_FLAG_F64_COPYSIGN },
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{ "llvm.minnum.f32", "aot_intrinsic_fmin_f32", AOT_INTRINSIC_FLAG_F32_MIN },
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{ "llvm.minnum.f64", "aot_intrinsic_fmin_f64", AOT_INTRINSIC_FLAG_F64_MIN },
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{ "llvm.maxnum.f32", "aot_intrinsic_fmax_f32", AOT_INTRINSIC_FLAG_F32_MAX },
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{ "llvm.maxnum.f64", "aot_intrinsic_fmax_f64", AOT_INTRINSIC_FLAG_F64_MAX },
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{ "llvm.ctlz.i32", "aot_intrinsic_clz_i32", AOT_INTRINSIC_FLAG_I32_CLZ },
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{ "llvm.ctlz.i64", "aot_intrinsic_clz_i64", AOT_INTRINSIC_FLAG_I64_CLZ },
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{ "llvm.cttz.i32", "aot_intrinsic_ctz_i32", AOT_INTRINSIC_FLAG_I32_CTZ },
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{ "llvm.cttz.i64", "aot_intrinsic_ctz_i64", AOT_INTRINSIC_FLAG_I64_CTZ },
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{ "llvm.ctpop.i32", "aot_intrinsic_popcnt_i32", AOT_INTRINSIC_FLAG_I32_POPCNT },
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{ "llvm.ctpop.i64", "aot_intrinsic_popcnt_i64", AOT_INTRINSIC_FLAG_I64_POPCNT },
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{ "f64_convert_i32_s", "aot_intrinsic_i32_to_f64", AOT_INTRINSIC_FLAG_I32_TO_F64 },
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{ "f64_convert_i32_u", "aot_intrinsic_u32_to_f64", AOT_INTRINSIC_FLAG_U32_TO_F64 },
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{ "f32_convert_i32_s", "aot_intrinsic_i32_to_f32", AOT_INTRINSIC_FLAG_I32_TO_F32 },
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{ "f32_convert_i32_u", "aot_intrinsic_u32_to_f32", AOT_INTRINSIC_FLAG_U32_TO_F32 },
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{ "f64_convert_i64_s", "aot_intrinsic_i64_to_f64", AOT_INTRINSIC_FLAG_I32_TO_F64 },
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{ "f64_convert_i64_u", "aot_intrinsic_u64_to_f64", AOT_INTRINSIC_FLAG_U64_TO_F64 },
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{ "f32_convert_i64_s", "aot_intrinsic_i64_to_f32", AOT_INTRINSIC_FLAG_I64_TO_F32 },
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{ "f32_convert_i64_u", "aot_intrinsic_u64_to_f32", AOT_INTRINSIC_FLAG_U64_TO_F32 },
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{ "i32_trunc_f32_u", "aot_intrinsic_f32_to_u32", AOT_INTRINSIC_FLAG_F32_TO_U32 },
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{ "i32_trunc_f32_s", "aot_intrinsic_f32_to_i32", AOT_INTRINSIC_FLAG_F32_TO_I32 },
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{ "i32_trunc_f64_u", "aot_intrinsic_f64_to_u32", AOT_INTRINSIC_FLAG_F64_TO_U32 },
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{ "i32_trunc_f64_s", "aot_intrinsic_f64_to_i32", AOT_INTRINSIC_FLAG_F64_TO_I32 },
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{ "f32_demote_f64", "aot_intrinsic_f64_to_f32", AOT_INTRINSIC_FLAG_F64_TO_F32 },
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{ "f64_promote_f32", "aot_intrinsic_f32_to_f64", AOT_INTRINSIC_FLAG_F32_TO_F64 },
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{ "f32_cmp", "aot_intrinsic_f32_cmp", AOT_INTRINSIC_FLAG_F32_CMP },
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{ "f64_cmp", "aot_intrinsic_f64_cmp", AOT_INTRINSIC_FLAG_F64_CMP },
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{ "f32.const", NULL, AOT_INTRINSIC_FLAG_F32_CONST},
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{ "f64.const", NULL, AOT_INTRINSIC_FLAG_F64_CONST},
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};
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/* clang-format on */
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static const uint32 g_intrinsic_count =
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sizeof(g_intrinsic_mapping) / sizeof(aot_intrinsic);
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float32
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aot_intrinsic_fadd_f32(float32 a, float32 b)
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{
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return a + b;
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}
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float64
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aot_intrinsic_fadd_f64(float64 a, float64 b)
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{
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return a + b;
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}
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float32
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aot_intrinsic_fsub_f32(float32 a, float32 b)
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{
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return a - b;
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}
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float64
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aot_intrinsic_fsub_f64(float64 a, float64 b)
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{
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return a - b;
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}
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float32
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aot_intrinsic_fmul_f32(float32 a, float32 b)
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{
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return a * b;
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}
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float64
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aot_intrinsic_fmul_f64(float64 a, float64 b)
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{
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return a * b;
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}
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float32
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aot_intrinsic_fdiv_f32(float32 a, float32 b)
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{
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return a / b;
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}
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float64
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aot_intrinsic_fdiv_f64(float64 a, float64 b)
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{
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return a / b;
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}
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float32
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aot_intrinsic_fabs_f32(float32 a)
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{
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return (float32)fabs(a);
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}
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float64
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aot_intrinsic_fabs_f64(float64 a)
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{
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return fabs(a);
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}
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float32
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aot_intrinsic_ceil_f32(float32 a)
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{
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return (float32)ceilf(a);
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}
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float64
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aot_intrinsic_ceil_f64(float64 a)
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{
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return ceil(a);
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}
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float32
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aot_intrinsic_floor_f32(float32 a)
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{
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return (float32)floorf(a);
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}
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float64
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aot_intrinsic_floor_f64(float64 a)
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{
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return floor(a);
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}
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float32
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aot_intrinsic_trunc_f32(float32 a)
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{
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return (float32)trunc(a);
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}
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float64
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aot_intrinsic_trunc_f64(float64 a)
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{
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return trunc(a);
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}
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float32
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aot_intrinsic_rint_f32(float32 a)
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{
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return (float32)rint(a);
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}
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float64
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aot_intrinsic_rint_f64(float64 a)
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{
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return rint(a);
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}
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float32
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aot_intrinsic_sqrt_f32(float32 a)
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{
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return (float32)sqrt(a);
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}
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float64
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aot_intrinsic_sqrt_f64(float64 a)
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{
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return sqrt(a);
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}
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float32
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aot_intrinsic_copysign_f32(float32 a, float32 b)
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{
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return signbit(b) ? (float32)-fabs(a) : (float32)fabs(a);
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}
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float64
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aot_intrinsic_copysign_f64(float64 a, float64 b)
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{
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return signbit(b) ? -fabs(a) : fabs(a);
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}
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float32
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aot_intrinsic_fmin_f32(float32 a, float32 b)
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{
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if (isnan(a))
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return a;
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else if (isnan(b))
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return b;
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else
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return (float32)fmin(a, b);
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}
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float64
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aot_intrinsic_fmin_f64(float64 a, float64 b)
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{
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float64 c = fmin(a, b);
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if (c == 0 && a == b)
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return signbit(a) ? a : b;
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return c;
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}
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float32
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aot_intrinsic_fmax_f32(float32 a, float32 b)
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{
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if (isnan(a))
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return a;
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else if (isnan(b))
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return b;
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else
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return (float32)fmax(a, b);
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}
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float64
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aot_intrinsic_fmax_f64(float64 a, float64 b)
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{
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float64 c = fmax(a, b);
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if (c == 0 && a == b)
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return signbit(a) ? b : a;
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return c;
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}
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uint32
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aot_intrinsic_clz_i32(uint32 type)
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{
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uint32 num = 0;
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if (type == 0)
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return 32;
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while (!(type & 0x80000000)) {
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num++;
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type <<= 1;
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}
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return num;
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}
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uint32
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aot_intrinsic_clz_i64(uint64 type)
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{
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uint32 num = 0;
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if (type == 0)
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return 64;
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while (!(type & 0x8000000000000000LL)) {
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num++;
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type <<= 1;
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}
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return num;
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}
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uint32
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aot_intrinsic_ctz_i32(uint32 type)
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{
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uint32 num = 0;
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if (type == 0)
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return 32;
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while (!(type & 1)) {
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num++;
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type >>= 1;
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}
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return num;
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}
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uint32
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aot_intrinsic_ctz_i64(uint64 type)
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{
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uint32 num = 0;
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if (type == 0)
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return 64;
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while (!(type & 1)) {
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num++;
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type >>= 1;
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}
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return num;
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}
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uint32
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aot_intrinsic_popcnt_i32(uint32 u)
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{
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uint32 ret = 0;
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while (u) {
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u = (u & (u - 1));
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ret++;
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}
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return ret;
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}
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uint32
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aot_intrinsic_popcnt_i64(uint64 u)
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{
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uint32 ret = 0;
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while (u) {
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u = (u & (u - 1));
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ret++;
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}
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return ret;
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}
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float32
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aot_intrinsic_i32_to_f32(int32 i)
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{
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return (float32)i;
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}
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float32
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aot_intrinsic_u32_to_f32(uint32 u)
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{
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return (float32)u;
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}
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float64
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aot_intrinsic_i32_to_f64(int32 i)
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{
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return (float64)i;
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}
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float64
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aot_intrinsic_u32_to_f64(uint32 u)
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{
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return (float64)u;
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}
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float32
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aot_intrinsic_i64_to_f32(int64 i)
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{
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return (float32)i;
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}
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float32
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aot_intrinsic_u64_to_f32(uint64 u)
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{
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return (float32)u;
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}
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float64
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aot_intrinsic_i64_to_f64(int64 i)
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{
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return (float64)i;
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}
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float64
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aot_intrinsic_u64_to_f64(uint64 u)
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{
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return (float64)u;
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}
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int32
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aot_intrinsic_f32_to_i32(float32 f)
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{
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return (int32)f;
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}
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uint32
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aot_intrinsic_f32_to_u32(float32 f)
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{
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return (uint32)f;
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}
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int64
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aot_intrinsic_f32_to_i64(float32 f)
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{
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return (int64)f;
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}
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uint64
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aot_intrinsic_f32_to_u64(float32 f)
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{
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return (uint64)f;
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}
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int32
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aot_intrinsic_f64_to_i32(float64 f)
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{
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return (int32)f;
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}
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uint32
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aot_intrinsic_f64_to_u32(float64 f)
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{
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return (uint32)f;
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}
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int64
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aot_intrinsic_f64_to_i64(float64 f)
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{
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return (int64)f;
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}
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uint64
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aot_intrinsic_f64_to_u64(float64 f)
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{
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return (uint64)f;
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}
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float64
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aot_intrinsic_f32_to_f64(float32 f)
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{
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return (float64)f;
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}
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float32
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aot_intrinsic_f64_to_f32(float64 f)
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{
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return (float32)f;
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}
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int32
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aot_intrinsic_f32_cmp(AOTFloatCond cond, float32 lhs, float32 rhs)
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{
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switch (cond) {
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case FLOAT_EQ:
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return (float32)fabs(lhs - rhs) <= WA_FLT_EPSILON ? 1 : 0;
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case FLOAT_LT:
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return lhs < rhs ? 1 : 0;
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case FLOAT_GT:
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return lhs > rhs ? 1 : 0;
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case FLOAT_LE:
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return lhs <= rhs ? 1 : 0;
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case FLOAT_GE:
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return lhs >= rhs ? 1 : 0;
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case FLOAT_NE:
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return (isnan(lhs) || isnan(rhs) || lhs != rhs) ? 1 : 0;
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case FLOAT_UNO:
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return (isnan(lhs) || isnan(rhs)) ? 1 : 0;
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default:
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break;
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}
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return 0;
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}
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int32
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aot_intrinsic_f64_cmp(AOTFloatCond cond, float64 lhs, float64 rhs)
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{
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switch (cond) {
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case FLOAT_EQ:
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return fabs(lhs - rhs) <= WA_DBL_EPSILON ? 1 : 0;
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case FLOAT_LT:
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return lhs < rhs ? 1 : 0;
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case FLOAT_GT:
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return lhs > rhs ? 1 : 0;
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case FLOAT_LE:
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return lhs <= rhs ? 1 : 0;
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case FLOAT_GE:
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return lhs >= rhs ? 1 : 0;
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case FLOAT_NE:
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return (isnan(lhs) || isnan(rhs) || lhs != rhs) ? 1 : 0;
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case FLOAT_UNO:
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return (isnan(lhs) || isnan(rhs)) ? 1 : 0;
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default:
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break;
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}
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return 0;
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}
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const char *
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aot_intrinsic_get_symbol(const char *llvm_intrinsic)
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{
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uint32 cnt;
|
|
for (cnt = 0; cnt < g_intrinsic_count; cnt++) {
|
|
if (!strcmp(llvm_intrinsic, g_intrinsic_mapping[cnt].llvm_intrinsic)) {
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return g_intrinsic_mapping[cnt].native_intrinsic;
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|
}
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|
}
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|
return NULL;
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|
}
|
|
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|
#if WASM_ENABLE_WAMR_COMPILER != 0 || WASM_ENABLE_JIT != 0
|
|
|
|
static void
|
|
add_intrinsic_capability(AOTCompContext *comp_ctx, uint64 flag)
|
|
{
|
|
uint64 group = AOT_INTRINSIC_GET_GROUP_FROM_FLAG(flag);
|
|
if (group < sizeof(comp_ctx->flags) / sizeof(uint64)) {
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|
comp_ctx->flags[group] |= flag;
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|
}
|
|
else {
|
|
bh_log(BH_LOG_LEVEL_WARNING, __FILE__, __LINE__,
|
|
"intrinsic exceeds max limit.");
|
|
}
|
|
}
|
|
|
|
static void
|
|
add_f32_common_intrinsics(AOTCompContext *comp_ctx)
|
|
{
|
|
add_intrinsic_capability(comp_ctx, AOT_INTRINSIC_FLAG_F32_FABS);
|
|
add_intrinsic_capability(comp_ctx, AOT_INTRINSIC_FLAG_F32_FADD);
|
|
add_intrinsic_capability(comp_ctx, AOT_INTRINSIC_FLAG_F32_FSUB);
|
|
add_intrinsic_capability(comp_ctx, AOT_INTRINSIC_FLAG_F32_FMUL);
|
|
add_intrinsic_capability(comp_ctx, AOT_INTRINSIC_FLAG_F32_FDIV);
|
|
add_intrinsic_capability(comp_ctx, AOT_INTRINSIC_FLAG_F32_SQRT);
|
|
add_intrinsic_capability(comp_ctx, AOT_INTRINSIC_FLAG_F32_CMP);
|
|
}
|
|
|
|
static void
|
|
add_f64_common_intrinsics(AOTCompContext *comp_ctx)
|
|
{
|
|
add_intrinsic_capability(comp_ctx, AOT_INTRINSIC_FLAG_F64_FABS);
|
|
add_intrinsic_capability(comp_ctx, AOT_INTRINSIC_FLAG_F64_FADD);
|
|
add_intrinsic_capability(comp_ctx, AOT_INTRINSIC_FLAG_F64_FSUB);
|
|
add_intrinsic_capability(comp_ctx, AOT_INTRINSIC_FLAG_F64_FMUL);
|
|
add_intrinsic_capability(comp_ctx, AOT_INTRINSIC_FLAG_F64_FDIV);
|
|
add_intrinsic_capability(comp_ctx, AOT_INTRINSIC_FLAG_F64_SQRT);
|
|
add_intrinsic_capability(comp_ctx, AOT_INTRINSIC_FLAG_F64_CMP);
|
|
}
|
|
|
|
static void
|
|
add_common_float_integer_convertion(AOTCompContext *comp_ctx)
|
|
{
|
|
add_intrinsic_capability(comp_ctx, AOT_INTRINSIC_FLAG_I32_TO_F32);
|
|
add_intrinsic_capability(comp_ctx, AOT_INTRINSIC_FLAG_U32_TO_F32);
|
|
add_intrinsic_capability(comp_ctx, AOT_INTRINSIC_FLAG_I32_TO_F64);
|
|
add_intrinsic_capability(comp_ctx, AOT_INTRINSIC_FLAG_U32_TO_F64);
|
|
|
|
add_intrinsic_capability(comp_ctx, AOT_INTRINSIC_FLAG_I64_TO_F32);
|
|
add_intrinsic_capability(comp_ctx, AOT_INTRINSIC_FLAG_U64_TO_F32);
|
|
add_intrinsic_capability(comp_ctx, AOT_INTRINSIC_FLAG_I64_TO_F64);
|
|
add_intrinsic_capability(comp_ctx, AOT_INTRINSIC_FLAG_U64_TO_F64);
|
|
|
|
add_intrinsic_capability(comp_ctx, AOT_INTRINSIC_FLAG_F32_TO_I32);
|
|
add_intrinsic_capability(comp_ctx, AOT_INTRINSIC_FLAG_F32_TO_U32);
|
|
add_intrinsic_capability(comp_ctx, AOT_INTRINSIC_FLAG_F32_TO_I64);
|
|
add_intrinsic_capability(comp_ctx, AOT_INTRINSIC_FLAG_F32_TO_U64);
|
|
|
|
add_intrinsic_capability(comp_ctx, AOT_INTRINSIC_FLAG_F64_TO_I32);
|
|
add_intrinsic_capability(comp_ctx, AOT_INTRINSIC_FLAG_F64_TO_U32);
|
|
add_intrinsic_capability(comp_ctx, AOT_INTRINSIC_FLAG_F64_TO_I64);
|
|
add_intrinsic_capability(comp_ctx, AOT_INTRINSIC_FLAG_F64_TO_U64);
|
|
|
|
add_intrinsic_capability(comp_ctx, AOT_INTRINSIC_FLAG_F64_TO_F32);
|
|
add_intrinsic_capability(comp_ctx, AOT_INTRINSIC_FLAG_F32_TO_F64);
|
|
}
|
|
|
|
bool
|
|
aot_intrinsic_check_capability(const AOTCompContext *comp_ctx,
|
|
const char *llvm_intrinsic)
|
|
{
|
|
uint32 cnt;
|
|
uint64 flag;
|
|
uint64 group;
|
|
|
|
for (cnt = 0; cnt < g_intrinsic_count; cnt++) {
|
|
if (!strcmp(llvm_intrinsic, g_intrinsic_mapping[cnt].llvm_intrinsic)) {
|
|
flag = g_intrinsic_mapping[cnt].flag;
|
|
group = AOT_INTRINSIC_GET_GROUP_FROM_FLAG(flag);
|
|
flag &= AOT_INTRINSIC_FLAG_MASK;
|
|
if (group < sizeof(comp_ctx->flags) / sizeof(uint64)) {
|
|
if (comp_ctx->flags[group] & flag) {
|
|
return true;
|
|
}
|
|
}
|
|
else {
|
|
bh_log(BH_LOG_LEVEL_WARNING, __FILE__, __LINE__,
|
|
"intrinsic exceeds max limit.");
|
|
}
|
|
}
|
|
}
|
|
return false;
|
|
}
|
|
|
|
void
|
|
aot_intrinsic_fill_capability_flags(AOTCompContext *comp_ctx)
|
|
{
|
|
memset(comp_ctx->flags, 0, sizeof(comp_ctx->flags));
|
|
|
|
if (!comp_ctx->target_cpu)
|
|
return;
|
|
|
|
if (!strncmp(comp_ctx->target_arch, "thumb", 5)) {
|
|
if (!strcmp(comp_ctx->target_cpu, "cortex-m7")) {
|
|
}
|
|
else if (!strcmp(comp_ctx->target_cpu, "cortex-m4")) {
|
|
add_f64_common_intrinsics(comp_ctx);
|
|
}
|
|
else {
|
|
add_f32_common_intrinsics(comp_ctx);
|
|
add_f64_common_intrinsics(comp_ctx);
|
|
add_common_float_integer_convertion(comp_ctx);
|
|
}
|
|
}
|
|
else if (!strncmp(comp_ctx->target_arch, "riscv", 5)) {
|
|
/*
|
|
* Note: Use builtin intrinsics since hardware float operation
|
|
* will cause rodata relocation
|
|
*/
|
|
add_f32_common_intrinsics(comp_ctx);
|
|
add_f64_common_intrinsics(comp_ctx);
|
|
add_common_float_integer_convertion(comp_ctx);
|
|
}
|
|
else {
|
|
/*
|
|
* Use constant value table by default
|
|
*/
|
|
add_intrinsic_capability(comp_ctx, AOT_INTRINSIC_FLAG_F32_CONST);
|
|
add_intrinsic_capability(comp_ctx, AOT_INTRINSIC_FLAG_F64_CONST);
|
|
}
|
|
}
|
|
|
|
#endif /* WASM_ENABLE_WAMR_COMPILER != 0 || WASM_ENABLE_JIT != 0 */
|