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| author | Ian Moffett <ian@osmora.org> | 2025-07-22 02:42:46 -0400 |
|---|---|---|
| committer | Ian Moffett <ian@osmora.org> | 2025-07-22 02:42:46 -0400 |
| commit | fa2bb7b2a5cc01c3c28c9dcd34cf65a499321b9c (patch) | |
| tree | 56bd3b316a2cc9091b782a34edfc27350e11517c | |
| parent | d3f8d2baa9e2cd8d35187d0e22155b5437947bf7 (diff) | |
oasm: Add encoding logic for "DIV" instruction
Signed-off-by: Ian Moffett <ian@osmora.org>
| -rw-r--r-- | usr.bin/oasm/emit.c | 5 | ||||
| -rw-r--r-- | usr.bin/oasm/parse.c | 5 |
2 files changed, 10 insertions, 0 deletions
diff --git a/usr.bin/oasm/emit.c b/usr.bin/oasm/emit.c index 83dbe46..0e8ad4e 100644 --- a/usr.bin/oasm/emit.c +++ b/usr.bin/oasm/emit.c @@ -194,6 +194,10 @@ emit_encode_arith(struct emit_state *state, struct oasm_token *tok) inst_str = "mul"; opcode = OSMX64_MUL; break; + case TT_DIV: + inst_str = "div"; + opcode = OSMX64_DIV; + break; } /* @@ -334,6 +338,7 @@ emit_process(struct oasm_state *oasm, struct emit_state *emit) case TT_ADD: case TT_SUB: case TT_MUL: + case TT_DIV: curtok = emit_encode_arith(emit, curtok); break; case TT_HLT: diff --git a/usr.bin/oasm/parse.c b/usr.bin/oasm/parse.c index 2b5eb14..9a4dd0e 100644 --- a/usr.bin/oasm/parse.c +++ b/usr.bin/oasm/parse.c @@ -111,6 +111,7 @@ parse_reg(struct oasm_state *state, struct oasm_token *tok) case TT_ADD: case TT_SUB: case TT_MUL: + case TT_DIV: state->last = tok->type; break; default: @@ -151,6 +152,10 @@ parse_tok(struct oasm_state *state, struct oasm_token *tok) state->last = tok->type; emit_osmx64(&emit_state, tok); break; + case TT_DIV: + state->last = tok->type; + emit_osmx64(&emit_state, tok); + break; case TT_MOV: state->last = tok->type; emit_osmx64(&emit_state, tok); |