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https://github.com/bytecodealliance/wasm-micro-runtime.git
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Simplify fcmp intrinsic logic for AOT/XIP (#1881)
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parent
219713bfbc
commit
f818f4c43f
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@ -9,6 +9,36 @@
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#include "../aot/aot_intrinsic.h"
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#include "../aot/aot_runtime.h"
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static LLVMValueRef
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call_fcmp_intrinsic(AOTCompContext *comp_ctx, AOTFuncContext *func_ctx,
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enum AOTFloatCond cond, LLVMRealPredicate op,
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LLVMValueRef lhs, LLVMValueRef rhs, LLVMTypeRef src_type,
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const char *name)
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{
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LLVMValueRef res = NULL;
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if (comp_ctx->disable_llvm_intrinsics
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&& aot_intrinsic_check_capability(
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comp_ctx, src_type == F32_TYPE ? "f32_cmp" : "f64_cmp")) {
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LLVMTypeRef param_types[3];
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LLVMValueRef opcond = LLVMConstInt(I32_TYPE, cond, true);
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param_types[0] = I32_TYPE;
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param_types[1] = src_type;
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param_types[2] = src_type;
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res = aot_call_llvm_intrinsic(
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comp_ctx, func_ctx, src_type == F32_TYPE ? "f32_cmp" : "f64_cmp",
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I32_TYPE, param_types, 3, opcond, lhs, rhs);
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if (!res) {
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goto fail;
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}
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res = LLVMBuildIntCast(comp_ctx->builder, res, INT1_TYPE, "bit_cast");
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}
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else {
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res = LLVMBuildFCmp(comp_ctx->builder, op, lhs, rhs, name);
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}
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fail:
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return res;
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}
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static bool
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trunc_float_to_int(AOTCompContext *comp_ctx, AOTFuncContext *func_ctx,
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LLVMValueRef operand, LLVMTypeRef src_type,
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@ -18,26 +48,8 @@ trunc_float_to_int(AOTCompContext *comp_ctx, AOTFuncContext *func_ctx,
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LLVMBasicBlockRef check_nan_succ, check_overflow_succ;
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LLVMValueRef is_less, is_greater, res;
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if (comp_ctx->disable_llvm_intrinsics
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&& aot_intrinsic_check_capability(
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comp_ctx, src_type == F32_TYPE ? "f32_cmp" : "f64_cmp")) {
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LLVMTypeRef param_types[3];
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LLVMValueRef opcond = LLVMConstInt(I32_TYPE, FLOAT_UNO, true);
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param_types[0] = I32_TYPE;
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param_types[1] = src_type;
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param_types[2] = src_type;
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res = aot_call_llvm_intrinsic(
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comp_ctx, func_ctx, src_type == F32_TYPE ? "f32_cmp" : "f64_cmp",
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I32_TYPE, param_types, 3, opcond, operand, operand);
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if (!res) {
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goto fail;
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}
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res = LLVMBuildIntCast(comp_ctx->builder, res, INT1_TYPE, "bit_cast");
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}
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else {
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res = LLVMBuildFCmp(comp_ctx->builder, LLVMRealUNO, operand, operand,
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"fcmp_is_nan");
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}
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res = call_fcmp_intrinsic(comp_ctx, func_ctx, FLOAT_UNO, LLVMRealUNO,
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operand, operand, src_type, "fcmp_is_nan");
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if (!res) {
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aot_set_last_error("llvm build fcmp failed.");
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@ -58,54 +70,18 @@ trunc_float_to_int(AOTCompContext *comp_ctx, AOTFuncContext *func_ctx,
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check_nan_succ)))
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goto fail;
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if (comp_ctx->disable_llvm_intrinsics
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&& aot_intrinsic_check_capability(
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comp_ctx, src_type == F32_TYPE ? "f32_cmp" : "f64_cmp")) {
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LLVMTypeRef param_types[3];
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LLVMValueRef opcond = LLVMConstInt(I32_TYPE, FLOAT_LE, true);
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param_types[0] = I32_TYPE;
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param_types[1] = src_type;
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param_types[2] = src_type;
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is_less = aot_call_llvm_intrinsic(
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comp_ctx, func_ctx, src_type == F32_TYPE ? "f32_cmp" : "f64_cmp",
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I32_TYPE, param_types, 3, opcond, operand, min_value);
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if (!is_less) {
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goto fail;
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}
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is_less =
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LLVMBuildIntCast(comp_ctx->builder, is_less, INT1_TYPE, "bit_cast");
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}
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else {
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is_less = LLVMBuildFCmp(comp_ctx->builder, LLVMRealOLE, operand,
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min_value, "fcmp_min_value");
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}
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is_less =
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call_fcmp_intrinsic(comp_ctx, func_ctx, FLOAT_LE, LLVMRealOLE, operand,
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min_value, src_type, "fcmp_min_value");
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if (!is_less) {
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aot_set_last_error("llvm build fcmp failed.");
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goto fail;
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}
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if (comp_ctx->disable_llvm_intrinsics
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&& aot_intrinsic_check_capability(
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comp_ctx, src_type == F32_TYPE ? "f32_cmp" : "f64_cmp")) {
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LLVMTypeRef param_types[3];
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LLVMValueRef opcond = LLVMConstInt(I32_TYPE, FLOAT_GE, true);
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param_types[0] = I32_TYPE;
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param_types[1] = src_type;
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param_types[2] = src_type;
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is_greater = aot_call_llvm_intrinsic(
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comp_ctx, func_ctx, src_type == F32_TYPE ? "f32_cmp" : "f64_cmp",
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I32_TYPE, param_types, 3, opcond, operand, max_value);
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if (!is_greater) {
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goto fail;
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}
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is_greater = LLVMBuildIntCast(comp_ctx->builder, is_greater, INT1_TYPE,
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"bit_cast");
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}
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else {
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is_greater = LLVMBuildFCmp(comp_ctx->builder, LLVMRealOGE, operand,
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max_value, "fcmp_min_value");
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}
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is_greater =
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call_fcmp_intrinsic(comp_ctx, func_ctx, FLOAT_GE, LLVMRealOGE, operand,
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max_value, src_type, "fcmp_min_value");
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if (!is_greater) {
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aot_set_last_error("llvm build fcmp failed.");
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@ -183,8 +159,9 @@ trunc_sat_float_to_int(AOTCompContext *comp_ctx, AOTFuncContext *func_ctx,
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LLVMValueRef zero = (dest_type == I32_TYPE) ? I32_ZERO : I64_ZERO;
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LLVMValueRef vmin, vmax;
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if (!(res = LLVMBuildFCmp(comp_ctx->builder, LLVMRealUNO, operand, operand,
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"fcmp_is_nan"))) {
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if (!(res =
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call_fcmp_intrinsic(comp_ctx, func_ctx, FLOAT_UNO, LLVMRealUNO,
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operand, operand, src_type, "fcmp_is_nan"))) {
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aot_set_last_error("llvm build fcmp failed.");
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goto fail;
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}
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@ -212,8 +189,9 @@ trunc_sat_float_to_int(AOTCompContext *comp_ctx, AOTFuncContext *func_ctx,
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/* Start to translate check_nan_succ block */
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LLVMPositionBuilderAtEnd(comp_ctx->builder, check_nan_succ);
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if (!(is_less = LLVMBuildFCmp(comp_ctx->builder, LLVMRealOLE, operand,
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min_value, "fcmp_min_value"))) {
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if (!(is_less = call_fcmp_intrinsic(comp_ctx, func_ctx, FLOAT_LE,
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LLVMRealOLE, operand, min_value,
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src_type, "fcmp_min_value"))) {
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aot_set_last_error("llvm build fcmp failed.");
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goto fail;
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}
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@ -232,8 +210,9 @@ trunc_sat_float_to_int(AOTCompContext *comp_ctx, AOTFuncContext *func_ctx,
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/* Start to translate check_less_succ block */
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LLVMPositionBuilderAtEnd(comp_ctx->builder, check_less_succ);
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if (!(is_greater = LLVMBuildFCmp(comp_ctx->builder, LLVMRealOGE, operand,
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max_value, "fcmp_max_value"))) {
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if (!(is_greater = call_fcmp_intrinsic(comp_ctx, func_ctx, FLOAT_GE,
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LLVMRealOGE, operand, max_value,
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src_type, "fcmp_max_value"))) {
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aot_set_last_error("llvm build fcmp failed.");
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goto fail;
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}
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