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Mid
2024-11-25 17:36:03 +02:00
parent 9e04938065
commit fe0baa26a0
9 changed files with 277 additions and 158 deletions
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7
src/x86.h
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@@ -1,5 +1,10 @@
#pragma once
#define COLOR_EAX 0
#define COLOR_EBX 1
#define COLOR_ECX 2
#define COLOR_EDX 3
// Can expression be expressed as a single x86 operand?
#define XOP_NOT_XOP 0
#define XOP_NOT_MEM 1
@@ -9,7 +14,7 @@ static inline int is_xop(AST *e) {
return XOP_NOT_MEM;
} else if(e->nodeKind == AST_EXPR_VAR) {
return e->exprVar.thing->kind == VARTABLEENTRY_VAR ? XOP_NOT_MEM : XOP_MEM;
} else if(e->nodeKind == AST_EXPR_UNARY_OP && e->exprUnOp.operator == UNOP_DEREF && e->exprUnOp.operand->nodeKind == AST_EXPR_BINARY_OP && e->exprUnOp.operand->exprBinOp.operator == BINOP_ADD && e->exprUnOp.operand->exprBinOp.operands[0]->nodeKind == AST_EXPR_VAR && e->exprUnOp.operand->exprBinOp.operands[1]->nodeKind == AST_EXPR_VAR && e->exprUnOp.operand->exprBinOp.operands[0]->exprVar.thing->kind == VARTABLEENTRY_VAR && e->exprUnOp.operand->exprBinOp.operands[1]->exprVar.thing->kind == VARTABLEENTRY_VAR) {
} else if(e->nodeKind == AST_EXPR_UNARY_OP && e->exprUnOp.operator == UNOP_DEREF && e->exprUnOp.operand->nodeKind == AST_EXPR_BINARY_OP && e->exprUnOp.operand->exprBinOp.operator == BINOP_ADD && is_xop(e->exprUnOp.operand->exprBinOp.operands[0]) == XOP_NOT_MEM && is_xop(e->exprUnOp.operand->exprBinOp.operands[1]) == XOP_NOT_MEM) {
return XOP_MEM;
} else if(e->nodeKind == AST_EXPR_UNARY_OP && e->exprUnOp.operator == UNOP_REF && e->exprUnOp.operand->nodeKind == AST_EXPR_VAR && e->exprUnOp.operand->exprVar.thing->kind == VARTABLEENTRY_SYMBOL) {
return XOP_NOT_MEM;