Accept more asm expressions

In particular subtracting a defined symbol from current section makes the value PC relative, and .org accepts symbolic expressions as well, if the symbol is from the current section.
2016-06-29 15:57:32 +02:00
parent c82e52d55b
commit 8e4da42384
4 changed files with 60 additions and 23 deletions
--- a/tcc.h
+++ b/tcc.h
@ -555,6 +555,7 @@ typedef struct CachedInclude {
 typedef struct ExprValue {
    uint64_t v;
    Sym *sym;
+    int pcrel;
 } ExprValue;

 #define MAX_ASM_OPERANDS 30