diff options
Diffstat (limited to 'src/llvm_backend_expr.cpp')
| -rw-r--r-- | src/llvm_backend_expr.cpp | 17 |
1 files changed, 13 insertions, 4 deletions
diff --git a/src/llvm_backend_expr.cpp b/src/llvm_backend_expr.cpp index b20aef742..b44d2215e 100644 --- a/src/llvm_backend_expr.cpp +++ b/src/llvm_backend_expr.cpp @@ -302,6 +302,9 @@ gb_internal IntegerDivisionByZeroKind lb_check_for_integer_division_by_zero_beha if (flags & OptInFeatureFlag_IntegerDivisionByZero_Zero) { return IntegerDivisionByZero_Zero; } + if (flags & OptInFeatureFlag_IntegerDivisionByZero_Self) { + return IntegerDivisionByZero_Self; + } } return build_context.integer_division_by_zero_behaviour; } @@ -1159,7 +1162,6 @@ gb_internal LLVMValueRef lb_integer_division(lbProcedure *p, LLVMValueRef lhs, L lb_start_block(p, edge_case_block); - incoming_values[1] = zero; switch (lb_check_for_integer_division_by_zero_behaviour(p)) { case IntegerDivisionByZero_Trap: @@ -1167,7 +1169,10 @@ gb_internal LLVMValueRef lb_integer_division(lbProcedure *p, LLVMValueRef lhs, L LLVMBuildUnreachable(p->builder); break; case IntegerDivisionByZero_Zero: - // Already fine + incoming_values[1] = zero; + break; + case IntegerDivisionByZero_Self: + incoming_values[1] = lhs; break; } @@ -1178,6 +1183,7 @@ gb_internal LLVMValueRef lb_integer_division(lbProcedure *p, LLVMValueRef lhs, L switch (lb_check_for_integer_division_by_zero_behaviour(p)) { case IntegerDivisionByZero_Trap: + case IntegerDivisionByZero_Self: res = incoming_values[0]; break; case IntegerDivisionByZero_Zero: @@ -1242,7 +1248,6 @@ gb_internal LLVMValueRef lb_integer_modulo(lbProcedure *p, LLVMValueRef lhs, LLV IFF a/0 == 0, then (a%0 == a) or (a%%0 == a) */ - incoming_values[1] = lhs; switch (lb_check_for_integer_division_by_zero_behaviour(p)) { case IntegerDivisionByZero_Trap: @@ -1250,7 +1255,10 @@ gb_internal LLVMValueRef lb_integer_modulo(lbProcedure *p, LLVMValueRef lhs, LLV LLVMBuildUnreachable(p->builder); break; case IntegerDivisionByZero_Zero: - // Already fine + incoming_values[1] = lhs; + break; + case IntegerDivisionByZero_Self: + incoming_values[1] = zero; break; } @@ -1261,6 +1269,7 @@ gb_internal LLVMValueRef lb_integer_modulo(lbProcedure *p, LLVMValueRef lhs, LLV switch (lb_check_for_integer_division_by_zero_behaviour(p)) { case IntegerDivisionByZero_Trap: + case IntegerDivisionByZero_Self: res = incoming_values[0]; break; case IntegerDivisionByZero_Zero: |