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| author | Aryadev Chavali <aryadev@aryadevchavali.com> | 2023-10-21 23:55:51 +0100 |
|---|---|---|
| committer | Aryadev Chavali <aryadev@aryadevchavali.com> | 2023-10-21 23:55:51 +0100 |
| commit | 95723f36d2aa7e1bcd343b2e072c0bcf28a3b1b5 (patch) | |
| tree | 94aee91ce70a4f648f7813d4c1fd5393faba6e66 /src/runtime.c | |
| parent | 50ce1b35cd1ce5e93f90c43b0657dced380d89fa (diff) | |
| download | ovm-95723f36d2aa7e1bcd343b2e072c0bcf28a3b1b5.tar.gz ovm-95723f36d2aa7e1bcd343b2e072c0bcf28a3b1b5.tar.bz2 ovm-95723f36d2aa7e1bcd343b2e072c0bcf28a3b1b5.zip | |
Implemented vm routines for OP_EQ_*
Diffstat (limited to 'src/runtime.c')
| -rw-r--r-- | src/runtime.c | 29 |
1 files changed, 29 insertions, 0 deletions
diff --git a/src/runtime.c b/src/runtime.c index 19115b6..b330a61 100644 --- a/src/runtime.c +++ b/src/runtime.c @@ -456,3 +456,32 @@ void vm_xor_word(vm_t *vm) vm_push_word(vm, DWORD(a ^ b)); } +void vm_eq_byte(vm_t *vm) +{ + if (vm->stack.ptr < 2) + // TODO: Error STACK_UNDERFLOW + return; + byte a = vm_pop_byte(vm).as_byte; + byte b = vm_pop_byte(vm).as_byte; + vm_push_byte(vm, DBYTE(a == b)); +} + +void vm_eq_hword(vm_t *vm) +{ + if (vm->stack.ptr < (HWORD_SIZE * 2)) + // TODO: Error STACK_UNDERFLOW + return; + hword a = vm_pop_hword(vm).as_hword; + hword b = vm_pop_hword(vm).as_hword; + vm_push_hword(vm, DHWORD(a == b)); +} + +void vm_eq_word(vm_t *vm) +{ + if (vm->stack.ptr < (WORD_SIZE * 2)) + // TODO: Error STACK_UNDERFLOW + return; + word a = vm_pop_word(vm).as_word; + word b = vm_pop_word(vm).as_word; + vm_push_word(vm, DWORD(a == b)); +} |