From 824579bb6ce408a74b382f810218197d2234b19c Mon Sep 17 00:00:00 2001
From: Theodore Dubois <tblodt@icloud.com>
Date: Thu, 7 Nov 2024 21:38:35 -0800
Subject: [PATCH] Delete dead code at emu/regid.h

Was only used by the original interpreter.
---
 emu/regid.h | 86 -----------------------------------------------------
 1 file changed, 86 deletions(-)
 delete mode 100644 emu/regid.h

diff --git a/emu/regid.h b/emu/regid.h
deleted file mode 100644
index 423b40fee9..0000000000
--- a/emu/regid.h
+++ /dev/null
@@ -1,86 +0,0 @@
-#ifndef EMU_REGID_H
-#define EMU_REGID_H
-#include "emu/cpu.h"
-
-typedef uint8_t reg_id_t;
-#define REG_ID(reg) offsetof(struct cpu_state, reg)
-#define REG_VAL(cpu, reg_id, size) (*((uint(size) *) (((char *) (cpu)) + reg_id)))
-static inline const char *regid8_name(uint8_t reg_id) {
-    switch (reg_id) {
-        case REG_ID(al): return "al";
-        case REG_ID(bl): return "bl";
-        case REG_ID(cl): return "cl";
-        case REG_ID(dl): return "dl";
-        case REG_ID(ah): return "ah";
-        case REG_ID(bh): return "bh";
-        case REG_ID(ch): return "ch";
-        case REG_ID(dh): return "dh";
-    }
-    return "??";
-}
-static inline const char *regid16_name(uint8_t reg_id) {
-    switch (reg_id) {
-        case REG_ID(ax): return "ax";
-        case REG_ID(bx): return "bx";
-        case REG_ID(cx): return "cx";
-        case REG_ID(dx): return "dx";
-        case REG_ID(si): return "si";
-        case REG_ID(di): return "di";
-        case REG_ID(bp): return "bp";
-        case REG_ID(sp): return "sp";
-    }
-    return "??";
-}
-static inline const char *regid32_name(uint8_t reg_id) {
-    switch (reg_id) {
-        case REG_ID(eax): return "eax";
-        case REG_ID(ebx): return "ebx";
-        case REG_ID(ecx): return "ecx";
-        case REG_ID(edx): return "edx";
-        case REG_ID(esi): return "esi";
-        case REG_ID(edi): return "edi";
-        case REG_ID(ebp): return "ebp";
-        case REG_ID(esp): return "esp";
-    }
-    return "???";
-}
-
-struct regptr {
-    // offsets into the cpu_state structure
-    reg_id_t reg8_id;
-    reg_id_t reg16_id;
-    reg_id_t reg32_id;
-    reg_id_t reg128_id;
-};
-static __attribute__((unused)) const char *regptr_name(struct regptr regptr) {
-    static char buf[15];
-    sprintf(buf, "%s/%s/%s",
-            regid8_name(regptr.reg8_id),
-            regid16_name(regptr.reg16_id),
-            regid32_name(regptr.reg32_id));
-    return buf;
-}
-
-#define MAKE_REGPTR(r32, r16, r8, xmm) ((struct regptr) { \
-        .reg32_id = REG_ID(r32), \
-        .reg16_id = REG_ID(r16), \
-        .reg8_id = REG_ID(r8), \
-        .reg128_id = REG_ID(xmm), \
-        })
-
-static inline struct regptr regptr_from_reg(enum reg32 reg) {
-    switch (reg) {
-        case reg_eax: return MAKE_REGPTR(eax,ax,al,xmm[0]);
-        case reg_ecx: return MAKE_REGPTR(ecx,cx,cl,xmm[1]);
-        case reg_edx: return MAKE_REGPTR(edx,dx,dl,xmm[2]);
-        case reg_ebx: return MAKE_REGPTR(ebx,bx,bl,xmm[3]);
-        case reg_esp: return MAKE_REGPTR(esp,sp,ah,xmm[4]);
-        case reg_ebp: return MAKE_REGPTR(ebp,bp,ch,xmm[5]);
-        case reg_esi: return MAKE_REGPTR(esi,si,dh,xmm[6]);
-        case reg_edi: return MAKE_REGPTR(edi,di,bh,xmm[7]);
-        case reg_none: return (struct regptr) {};
-        default: die("invalid register");
-    }
-}
-
-#endif