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Clean up logic for << and >> behaviour

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gingerBill
2021-03-02 16:48:39 +00:00
parent 4e63ab5edc
commit c2794b62a9
2 changed files with 8 additions and 8 deletions
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src/ir.cpp
+4 -4
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@@ -4630,8 +4630,8 @@ handle_op:
irValue *bits = right; irValue *bits = right;
irValue *max = ir_value_constant(type, exact_value_i64(8*type_size_of(type) - 1)); irValue *max = ir_value_constant(type, exact_value_i64(8*type_size_of(type)));
irValue *less_equal_width = ir_emit(proc, ir_instr_binary_op(proc, Token_LtEq, bits, max, t_llvm_bool)); irValue *less_equal_width = ir_emit(proc, ir_instr_binary_op(proc, Token_Lt, bits, max, t_llvm_bool));
irValue *zero = ir_value_constant(type, exact_value_i64(0)); irValue *zero = ir_value_constant(type, exact_value_i64(0));
@@ -4646,8 +4646,8 @@ handle_op:
irValue *bits = right; irValue *bits = right;
irValue *max = ir_value_constant(type, exact_value_i64(8*type_size_of(type) - 1)); irValue *max = ir_value_constant(type, exact_value_i64(8*type_size_of(type)));
irValue *less_equal_width = ir_emit(proc, ir_instr_binary_op(proc, Token_LtEq, bits, max, t_llvm_bool)); irValue *less_equal_width = ir_emit(proc, ir_instr_binary_op(proc, Token_Lt, bits, max, t_llvm_bool));
bits = ir_emit_select(proc, less_equal_width, bits, max); bits = ir_emit_select(proc, less_equal_width, bits, max);
return ir_emit(proc, ir_instr_binary_op(proc, op, left, bits, type)); return ir_emit(proc, ir_instr_binary_op(proc, op, left, bits, type));
src/llvm_backend.cpp
+4 -4
View File
@@ -5826,9 +5826,9 @@ handle_op:
LLVMValueRef lhsval = lhs.value; LLVMValueRef lhsval = lhs.value;
LLVMValueRef bits = rhs.value; LLVMValueRef bits = rhs.value;
LLVMValueRef max = LLVMConstInt(lb_type(p->module, rhs.type), 8*type_size_of(lhs.type) - 1, false); LLVMValueRef max = LLVMConstInt(lb_type(p->module, rhs.type), 8*type_size_of(lhs.type), false);
LLVMValueRef less_equal_width = LLVMBuildICmp(p->builder, LLVMIntULE, bits, max, ""); LLVMValueRef less_equal_width = LLVMBuildICmp(p->builder, LLVMIntULT, bits, max, "");
res.value = LLVMBuildShl(p->builder, lhsval, bits, ""); res.value = LLVMBuildShl(p->builder, lhsval, bits, "");
LLVMValueRef zero = LLVMConstNull(lb_type(p->module, lhs.type)); LLVMValueRef zero = LLVMConstNull(lb_type(p->module, lhs.type));
@@ -5842,9 +5842,9 @@ handle_op:
LLVMValueRef bits = rhs.value; LLVMValueRef bits = rhs.value;
bool is_unsigned = is_type_unsigned(type); bool is_unsigned = is_type_unsigned(type);
LLVMValueRef max = LLVMConstInt(lb_type(p->module, rhs.type), 8*type_size_of(lhs.type) - 1, false); LLVMValueRef max = LLVMConstInt(lb_type(p->module, rhs.type), 8*type_size_of(lhs.type), false);
LLVMValueRef less_equal_width = LLVMBuildICmp(p->builder, LLVMIntULE, bits, max, ""); LLVMValueRef less_equal_width = LLVMBuildICmp(p->builder, LLVMIntULT, bits, max, "");
bits = LLVMBuildSelect(p->builder, less_equal_width, bits, max, ""); bits = LLVMBuildSelect(p->builder, less_equal_width, bits, max, "");
if (is_unsigned) { if (is_unsigned) {