From 4be04d2518fc342300685fa11d514beb7e06022b Mon Sep 17 00:00:00 2001 From: Aryadev Chavali Date: Wed, 1 Nov 2023 18:08:11 +0000 Subject: Introduced a new mathematical operator MULT Thankfully multiplication, like addition, is the same under 2s complement as it is for unsigned numbers. So I just need to implement those versions to be fine. --- lib/inst.h | 5 +++++ 1 file changed, 5 insertions(+) (limited to 'lib/inst.h') diff --git a/lib/inst.h b/lib/inst.h index ff1709e..e36d1c3 100644 --- a/lib/inst.h +++ b/lib/inst.h @@ -98,6 +98,10 @@ typedef enum OP_PLUS_HWORD, OP_PLUS_WORD, + OP_MULT_BYTE, + OP_MULT_HWORD, + OP_MULT_WORD, + // Simple I/O OP_PRINT_BYTE, OP_PRINT_CHAR, @@ -176,6 +180,7 @@ inst_t *insts_read_bytecode_file(FILE *, size_t *); #define INST_GT(TYPE) ((inst_t){.opcode = OP_GT_##TYPE}) #define INST_GTE(TYPE) ((inst_t){.opcode = OP_GTE_##TYPE}) #define INST_PLUS(TYPE) ((inst_t){.opcode = OP_PLUS_##TYPE}) +#define INST_MULT(TYPE) ((inst_t){.opcode = OP_MULT_##TYPE}) #define INST_JUMP_ABS(OP) \ ((inst_t){.opcode = OP_JUMP_ABS, .operand = DWORD(OP)}) -- cgit v1.2.3-13-gbd6f