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+/****************************************************************************
+*
+* Realmode X86 Emulator Library
+*
+* Copyright (C) 1996-1999 SciTech Software, Inc.
+* Copyright (C) David Mosberger-Tang
+* Copyright (C) 1999 Egbert Eich
+*
+* ========================================================================
+*
+* Permission to use, copy, modify, distribute, and sell this software and
+* its documentation for any purpose is hereby granted without fee,
+* provided that the above copyright notice appear in all copies and that
+* both that copyright notice and this permission notice appear in
+* supporting documentation, and that the name of the authors not be used
+* in advertising or publicity pertaining to distribution of the software
+* without specific, written prior permission. The authors makes no
+* representations about the suitability of this software for any purpose.
+* It is provided "as is" without express or implied warranty.
+*
+* THE AUTHORS DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE,
+* INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO
+* EVENT SHALL THE AUTHORS BE LIABLE FOR ANY SPECIAL, INDIRECT OR
+* CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF
+* USE, DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR
+* OTHER TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR
+* PERFORMANCE OF THIS SOFTWARE.
+*
+* ========================================================================
+*
+* Language: Watcom C 10.6 or later
+* Environment: 32-bit DOS
+* Developer: Kendall Bennett
+*
+* Description: Program to validate the x86 emulator library for
+* correctness. We run the emulator primitive operations
+* functions against the real x86 CPU, and compare the result
+* and flags to ensure correctness.
+*
+* We use inline assembler to compile and build this program.
+*
+****************************************************************************/
+
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+#include <stdarg.h>
+#include "x86emu.h"
+#include "x86emu/prim_asm.h"
+
+/*-------------------------- Implementation -------------------------------*/
+
+#define true 1
+#define false 0
+
+#define ALL_FLAGS (F_CF | F_PF | F_AF | F_ZF | F_SF | F_OF)
+
+#define VAL_START_BINARY(parm_type,res_type,dmax,smax,dincr,sincr) \
+{ \
+ parm_type d,s; \
+ res_type r,r_asm; \
+ ulong flags,inflags; \
+ int f,failed = false; \
+ char buf1[80],buf2[80]; \
+ for (d = 0; d < dmax; d += dincr) { \
+ for (s = 0; s < smax; s += sincr) { \
+ M.x86.R_EFLG = inflags = flags = def_flags; \
+ for (f = 0; f < 2; f++) {
+
+#define VAL_TEST_BINARY(name) \
+ r_asm = name##_asm(&flags,d,s); \
+ r = name(d,s); \
+ if (r != r_asm || M.x86.R_EFLG != flags) \
+ failed = true; \
+ if (failed || trace) {
+
+#define VAL_TEST_BINARY_VOID(name) \
+ name##_asm(&flags,d,s); \
+ name(d,s); \
+ r = r_asm = 0; \
+ if (M.x86.R_EFLG != flags) \
+ failed = true; \
+ if (failed || trace) {
+
+#define VAL_FAIL_BYTE_BYTE_BINARY(name) \
+ if (failed) \
+ printk("fail\n"); \
+ printk("0x%02X = %-15s(0x%02X,0x%02X), flags = %s -> %s\n", \
+ r, #name, d, s, print_flags(buf1,inflags), print_flags(buf2,M.x86.R_EFLG)); \
+ printk("0x%02X = %-15s(0x%02X,0x%02X), flags = %s -> %s\n", \
+ r_asm, #name"_asm", d, s, print_flags(buf1,inflags), print_flags(buf2,flags));
+
+#define VAL_FAIL_WORD_WORD_BINARY(name) \
+ if (failed) \
+ printk("fail\n"); \
+ printk("0x%04X = %-15s(0x%04X,0x%04X), flags = %s -> %s\n", \
+ r, #name, d, s, print_flags(buf1,inflags), print_flags(buf2,M.x86.R_EFLG)); \
+ printk("0x%04X = %-15s(0x%04X,0x%04X), flags = %s -> %s\n", \
+ r_asm, #name"_asm", d, s, print_flags(buf1,inflags), print_flags(buf2,flags));
+
+#define VAL_FAIL_LONG_LONG_BINARY(name) \
+ if (failed) \
+ printk("fail\n"); \
+ printk("0x%08X = %-15s(0x%08X,0x%08X), flags = %s -> %s\n", \
+ r, #name, d, s, print_flags(buf1,inflags), print_flags(buf2,M.x86.R_EFLG)); \
+ printk("0x%08X = %-15s(0x%08X,0x%08X), flags = %s -> %s\n", \
+ r_asm, #name"_asm", d, s, print_flags(buf1,inflags), print_flags(buf2,flags));
+
+#define VAL_END_BINARY() \
+ } \
+ M.x86.R_EFLG = inflags = flags = def_flags | (ALL_FLAGS & ~F_OF); \
+ if (failed) \
+ break; \
+ } \
+ if (failed) \
+ break; \
+ } \
+ if (failed) \
+ break; \
+ } \
+ if (!failed) \
+ printk("passed\n"); \
+}
+
+#define VAL_BYTE_BYTE_BINARY(name) \
+ printk("Validating %s ... ", #name); \
+ VAL_START_BINARY(u8,u8,0xFF,0xFF,1,1) \
+ VAL_TEST_BINARY(name) \
+ VAL_FAIL_BYTE_BYTE_BINARY(name) \
+ VAL_END_BINARY()
+
+#define VAL_WORD_WORD_BINARY(name) \
+ printk("Validating %s ... ", #name); \
+ VAL_START_BINARY(u16,u16,0xFF00,0xFF00,0x100,0x100) \
+ VAL_TEST_BINARY(name) \
+ VAL_FAIL_WORD_WORD_BINARY(name) \
+ VAL_END_BINARY()
+
+#define VAL_LONG_LONG_BINARY(name) \
+ printk("Validating %s ... ", #name); \
+ VAL_START_BINARY(u32,u32,0xFF000000,0xFF000000,0x1000000,0x1000000) \
+ VAL_TEST_BINARY(name) \
+ VAL_FAIL_LONG_LONG_BINARY(name) \
+ VAL_END_BINARY()
+
+#define VAL_VOID_BYTE_BINARY(name) \
+ printk("Validating %s ... ", #name); \
+ VAL_START_BINARY(u8,u8,0xFF,0xFF,1,1) \
+ VAL_TEST_BINARY_VOID(name) \
+ VAL_FAIL_BYTE_BYTE_BINARY(name) \
+ VAL_END_BINARY()
+
+#define VAL_VOID_WORD_BINARY(name) \
+ printk("Validating %s ... ", #name); \
+ VAL_START_BINARY(u16,u16,0xFF00,0xFF00,0x100,0x100) \
+ VAL_TEST_BINARY_VOID(name) \
+ VAL_FAIL_WORD_WORD_BINARY(name) \
+ VAL_END_BINARY()
+
+#define VAL_VOID_LONG_BINARY(name) \
+ printk("Validating %s ... ", #name); \
+ VAL_START_BINARY(u32,u32,0xFF000000,0xFF000000,0x1000000,0x1000000) \
+ VAL_TEST_BINARY_VOID(name) \
+ VAL_FAIL_LONG_LONG_BINARY(name) \
+ VAL_END_BINARY()
+
+#define VAL_BYTE_ROTATE(name) \
+ printk("Validating %s ... ", #name); \
+ VAL_START_BINARY(u8,u8,0xFF,8,1,1) \
+ VAL_TEST_BINARY(name) \
+ VAL_FAIL_BYTE_BYTE_BINARY(name) \
+ VAL_END_BINARY()
+
+#define VAL_WORD_ROTATE(name) \
+ printk("Validating %s ... ", #name); \
+ VAL_START_BINARY(u16,u16,0xFF00,16,0x100,1) \
+ VAL_TEST_BINARY(name) \
+ VAL_FAIL_WORD_WORD_BINARY(name) \
+ VAL_END_BINARY()
+
+#define VAL_LONG_ROTATE(name) \
+ printk("Validating %s ... ", #name); \
+ VAL_START_BINARY(u32,u32,0xFF000000,32,0x1000000,1) \
+ VAL_TEST_BINARY(name) \
+ VAL_FAIL_LONG_LONG_BINARY(name) \
+ VAL_END_BINARY()
+
+#define VAL_START_TERNARY(parm_type,res_type,dmax,smax,dincr,sincr,maxshift)\
+{ \
+ parm_type d,s; \
+ res_type r,r_asm; \
+ u8 shift; \
+ u32 flags,inflags; \
+ int f,failed = false; \
+ char buf1[80],buf2[80]; \
+ for (d = 0; d < dmax; d += dincr) { \
+ for (s = 0; s < smax; s += sincr) { \
+ for (shift = 0; shift < maxshift; shift += 1) { \
+ M.x86.R_EFLG = inflags = flags = def_flags; \
+ for (f = 0; f < 2; f++) {
+
+#define VAL_TEST_TERNARY(name) \
+ r_asm = name##_asm(&flags,d,s,shift); \
+ r = name(d,s,shift); \
+ if (r != r_asm || M.x86.R_EFLG != flags) \
+ failed = true; \
+ if (failed || trace) {
+
+#define VAL_FAIL_WORD_WORD_TERNARY(name) \
+ if (failed) \
+ printk("fail\n"); \
+ printk("0x%04X = %-15s(0x%04X,0x%04X,%d), flags = %s -> %s\n", \
+ r, #name, d, s, shift, print_flags(buf1,inflags), print_flags(buf2,M.x86.R_EFLG)); \
+ printk("0x%04X = %-15s(0x%04X,0x%04X,%d), flags = %s -> %s\n", \
+ r_asm, #name"_asm", d, s, shift, print_flags(buf1,inflags), print_flags(buf2,flags));
+
+#define VAL_FAIL_LONG_LONG_TERNARY(name) \
+ if (failed) \
+ printk("fail\n"); \
+ printk("0x%08X = %-15s(0x%08X,0x%08X,%d), flags = %s -> %s\n", \
+ r, #name, d, s, shift, print_flags(buf1,inflags), print_flags(buf2,M.x86.R_EFLG)); \
+ printk("0x%08X = %-15s(0x%08X,0x%08X,%d), flags = %s -> %s\n", \
+ r_asm, #name"_asm", d, s, shift, print_flags(buf1,inflags), print_flags(buf2,flags));
+
+#define VAL_END_TERNARY() \
+ } \
+ M.x86.R_EFLG = inflags = flags = def_flags | (ALL_FLAGS & ~F_OF); \
+ if (failed) \
+ break; \
+ } \
+ if (failed) \
+ break; \
+ } \
+ if (failed) \
+ break; \
+ } \
+ if (failed) \
+ break; \
+ } \
+ if (!failed) \
+ printk("passed\n"); \
+}
+
+#define VAL_WORD_ROTATE_DBL(name) \
+ printk("Validating %s ... ", #name); \
+ VAL_START_TERNARY(u16,u16,0xFF00,0xFF00,0x100,0x100,16) \
+ VAL_TEST_TERNARY(name) \
+ VAL_FAIL_WORD_WORD_TERNARY(name) \
+ VAL_END_TERNARY()
+
+#define VAL_LONG_ROTATE_DBL(name) \
+ printk("Validating %s ... ", #name); \
+ VAL_START_TERNARY(u32,u32,0xFF000000,0xFF000000,0x1000000,0x1000000,32) \
+ VAL_TEST_TERNARY(name) \
+ VAL_FAIL_LONG_LONG_TERNARY(name) \
+ VAL_END_TERNARY()
+
+#define VAL_START_UNARY(parm_type,max,incr) \
+{ \
+ parm_type d,r,r_asm; \
+ u32 flags,inflags; \
+ int f,failed = false; \
+ char buf1[80],buf2[80]; \
+ for (d = 0; d < max; d += incr) { \
+ M.x86.R_EFLG = inflags = flags = def_flags; \
+ for (f = 0; f < 2; f++) {
+
+#define VAL_TEST_UNARY(name) \
+ r_asm = name##_asm(&flags,d); \
+ r = name(d); \
+ if (r != r_asm || M.x86.R_EFLG != flags) { \
+ failed = true;
+
+#define VAL_FAIL_BYTE_UNARY(name) \
+ printk("fail\n"); \
+ printk("0x%02X = %-15s(0x%02X), flags = %s -> %s\n", \
+ r, #name, d, print_flags(buf1,inflags), print_flags(buf2,M.x86.R_EFLG)); \
+ printk("0x%02X = %-15s(0x%02X), flags = %s -> %s\n", \
+ r_asm, #name"_asm", d, print_flags(buf1,inflags), print_flags(buf2,flags));
+
+#define VAL_FAIL_WORD_UNARY(name) \
+ printk("fail\n"); \
+ printk("0x%04X = %-15s(0x%04X), flags = %s -> %s\n", \
+ r, #name, d, print_flags(buf1,inflags), print_flags(buf2,M.x86.R_EFLG)); \
+ printk("0x%04X = %-15s(0x%04X), flags = %s -> %s\n", \
+ r_asm, #name"_asm", d, print_flags(buf1,inflags), print_flags(buf2,flags));
+
+#define VAL_FAIL_LONG_UNARY(name) \
+ printk("fail\n"); \
+ printk("0x%08X = %-15s(0x%08X), flags = %s -> %s\n", \
+ r, #name, d, print_flags(buf1,inflags), print_flags(buf2,M.x86.R_EFLG)); \
+ printk("0x%08X = %-15s(0x%08X), flags = %s -> %s\n", \
+ r_asm, #name"_asm", d, print_flags(buf1,inflags), print_flags(buf2,flags));
+
+#define VAL_END_UNARY() \
+ } \
+ M.x86.R_EFLG = inflags = flags = def_flags | ALL_FLAGS; \
+ if (failed) \
+ break; \
+ } \
+ if (failed) \
+ break; \
+ } \
+ if (!failed) \
+ printk("passed\n"); \
+}
+
+#define VAL_BYTE_UNARY(name) \
+ printk("Validating %s ... ", #name); \
+ VAL_START_UNARY(u8,0xFF,0x1) \
+ VAL_TEST_UNARY(name) \
+ VAL_FAIL_BYTE_UNARY(name) \
+ VAL_END_UNARY()
+
+#define VAL_WORD_UNARY(name) \
+ printk("Validating %s ... ", #name); \
+ VAL_START_UNARY(u16,0xFF00,0x100) \
+ VAL_TEST_UNARY(name) \
+ VAL_FAIL_WORD_UNARY(name) \
+ VAL_END_UNARY()
+
+#define VAL_WORD_BYTE_UNARY(name) \
+ printk("Validating %s ... ", #name); \
+ VAL_START_UNARY(u16,0xFF,0x1) \
+ VAL_TEST_UNARY(name) \
+ VAL_FAIL_WORD_UNARY(name) \
+ VAL_END_UNARY()
+
+#define VAL_LONG_UNARY(name) \
+ printk("Validating %s ... ", #name); \
+ VAL_START_UNARY(u32,0xFF000000,0x1000000) \
+ VAL_TEST_UNARY(name) \
+ VAL_FAIL_LONG_UNARY(name) \
+ VAL_END_UNARY()
+
+#define VAL_BYTE_MUL(name) \
+ printk("Validating %s ... ", #name); \
+{ \
+ u8 d,s; \
+ u16 r,r_asm; \
+ u32 flags,inflags; \
+ int f,failed = false; \
+ char buf1[80],buf2[80]; \
+ for (d = 0; d < 0xFF; d += 1) { \
+ for (s = 0; s < 0xFF; s += 1) { \
+ M.x86.R_EFLG = inflags = flags = def_flags; \
+ for (f = 0; f < 2; f++) { \
+ name##_asm(&flags,&r_asm,d,s); \
+ M.x86.R_AL = d; \
+ name(s); \
+ r = M.x86.R_AX; \
+ if (r != r_asm || M.x86.R_EFLG != flags) \
+ failed = true; \
+ if (failed || trace) { \
+ if (failed) \
+ printk("fail\n"); \
+ printk("0x%04X = %-15s(0x%02X,0x%02X), flags = %s -> %s\n", \
+ r, #name, d, s, print_flags(buf1,inflags), print_flags(buf2,M.x86.R_EFLG)); \
+ printk("0x%04X = %-15s(0x%02X,0x%02X), flags = %s -> %s\n", \
+ r_asm, #name"_asm", d, s, print_flags(buf1,inflags), print_flags(buf2,flags)); \
+ } \
+ M.x86.R_EFLG = inflags = flags = def_flags | (ALL_FLAGS & ~F_OF); \
+ if (failed) \
+ break; \
+ } \
+ if (failed) \
+ break; \
+ } \
+ if (failed) \
+ break; \
+ } \
+ if (!failed) \
+ printk("passed\n"); \
+}
+
+#define VAL_WORD_MUL(name) \
+ printk("Validating %s ... ", #name); \
+{ \
+ u16 d,s; \
+ u16 r_lo,r_asm_lo; \
+ u16 r_hi,r_asm_hi; \
+ u32 flags,inflags; \
+ int f,failed = false; \
+ char buf1[80],buf2[80]; \
+ for (d = 0; d < 0xFF00; d += 0x100) { \
+ for (s = 0; s < 0xFF00; s += 0x100) { \
+ M.x86.R_EFLG = inflags = flags = def_flags; \
+ for (f = 0; f < 2; f++) { \
+ name##_asm(&flags,&r_asm_lo,&r_asm_hi,d,s); \
+ M.x86.R_AX = d; \
+ name(s); \
+ r_lo = M.x86.R_AX; \
+ r_hi = M.x86.R_DX; \
+ if (r_lo != r_asm_lo || r_hi != r_asm_hi || M.x86.R_EFLG != flags)\
+ failed = true; \
+ if (failed || trace) { \
+ if (failed) \
+ printk("fail\n"); \
+ printk("0x%04X:0x%04X = %-15s(0x%04X,0x%04X), flags = %s -> %s\n", \
+ r_hi,r_lo, #name, d, s, print_flags(buf1,inflags), print_flags(buf2,M.x86.R_EFLG)); \
+ printk("0x%04X:0x%04X = %-15s(0x%04X,0x%04X), flags = %s -> %s\n", \
+ r_asm_hi,r_asm_lo, #name"_asm", d, s, print_flags(buf1,inflags), print_flags(buf2,flags)); \
+ } \
+ M.x86.R_EFLG = inflags = flags = def_flags | (ALL_FLAGS & ~F_OF); \
+ if (failed) \
+ break; \
+ } \
+ if (failed) \
+ break; \
+ } \
+ if (failed) \
+ break; \
+ } \
+ if (!failed) \
+ printk("passed\n"); \
+}
+
+#define VAL_LONG_MUL(name) \
+ printk("Validating %s ... ", #name); \
+{ \
+ u32 d,s; \
+ u32 r_lo,r_asm_lo; \
+ u32 r_hi,r_asm_hi; \
+ u32 flags,inflags; \
+ int f,failed = false; \
+ char buf1[80],buf2[80]; \
+ for (d = 0; d < 0xFF000000; d += 0x1000000) { \
+ for (s = 0; s < 0xFF000000; s += 0x1000000) { \
+ M.x86.R_EFLG = inflags = flags = def_flags; \
+ for (f = 0; f < 2; f++) { \
+ name##_asm(&flags,&r_asm_lo,&r_asm_hi,d,s); \
+ M.x86.R_EAX = d; \
+ name(s); \
+ r_lo = M.x86.R_EAX; \
+ r_hi = M.x86.R_EDX; \
+ if (r_lo != r_asm_lo || r_hi != r_asm_hi || M.x86.R_EFLG != flags)\
+ failed = true; \
+ if (failed || trace) { \
+ if (failed) \
+ printk("fail\n"); \
+ printk("0x%08X:0x%08X = %-15s(0x%08X,0x%08X), flags = %s -> %s\n", \
+ r_hi,r_lo, #name, d, s, print_flags(buf1,inflags), print_flags(buf2,M.x86.R_EFLG)); \
+ printk("0x%08X:0x%08X = %-15s(0x%08X,0x%08X), flags = %s -> %s\n", \
+ r_asm_hi,r_asm_lo, #name"_asm", d, s, print_flags(buf1,inflags), print_flags(buf2,flags)); \
+ } \
+ M.x86.R_EFLG = inflags = flags = def_flags | (ALL_FLAGS & ~F_OF); \
+ if (failed) \
+ break; \
+ } \
+ if (failed) \
+ break; \
+ } \
+ if (failed) \
+ break; \
+ } \
+ if (!failed) \
+ printk("passed\n"); \
+}
+
+#define VAL_BYTE_DIV(name) \
+ printk("Validating %s ... ", #name); \
+{ \
+ u16 d,s; \
+ u8 r_quot,r_rem,r_asm_quot,r_asm_rem; \
+ u32 flags,inflags; \
+ int f,failed = false; \
+ char buf1[80],buf2[80]; \
+ for (d = 0; d < 0xFF00; d += 0x100) { \
+ for (s = 1; s < 0xFF; s += 1) { \
+ M.x86.R_EFLG = inflags = flags = def_flags; \
+ for (f = 0; f < 2; f++) { \
+ M.x86.intr = 0; \
+ M.x86.R_AX = d; \
+ name(s); \
+ r_quot = M.x86.R_AL; \
+ r_rem = M.x86.R_AH; \
+ if (M.x86.intr & INTR_SYNCH) \
+ continue; \
+ name##_asm(&flags,&r_asm_quot,&r_asm_rem,d,s); \
+ if (r_quot != r_asm_quot || r_rem != r_asm_rem || M.x86.R_EFLG != flags) \
+ failed = true; \
+ if (failed || trace) { \
+ if (failed) \
+ printk("fail\n"); \
+ printk("0x%02X:0x%02X = %-15s(0x%04X,0x%02X), flags = %s -> %s\n", \
+ r_quot, r_rem, #name, d, s, print_flags(buf1,inflags), print_flags(buf2,M.x86.R_EFLG)); \
+ printk("0x%02X:0x%02X = %-15s(0x%04X,0x%02X), flags = %s -> %s\n", \
+ r_asm_quot, r_asm_rem, #name"_asm", d, s, print_flags(buf1,inflags), print_flags(buf2,flags)); \
+ } \
+ M.x86.R_EFLG = inflags = flags = def_flags | (ALL_FLAGS & ~F_OF); \
+ if (failed) \
+ break; \
+ } \
+ if (failed) \
+ break; \
+ } \
+ if (failed) \
+ break; \
+ } \
+ if (!failed) \
+ printk("passed\n"); \
+}
+
+#define VAL_WORD_DIV(name) \
+ printk("Validating %s ... ", #name); \
+{ \
+ u32 d,s; \
+ u16 r_quot,r_rem,r_asm_quot,r_asm_rem; \
+ u32 flags,inflags; \
+ int f,failed = false; \
+ char buf1[80],buf2[80]; \
+ for (d = 0; d < 0xFF000000; d += 0x1000000) { \
+ for (s = 0x100; s < 0xFF00; s += 0x100) { \
+ M.x86.R_EFLG = inflags = flags = def_flags; \
+ for (f = 0; f < 2; f++) { \
+ M.x86.intr = 0; \
+ M.x86.R_AX = d & 0xFFFF; \
+ M.x86.R_DX = d >> 16; \
+ name(s); \
+ r_quot = M.x86.R_AX; \
+ r_rem = M.x86.R_DX; \
+ if (M.x86.intr & INTR_SYNCH) \
+ continue; \
+ name##_asm(&flags,&r_asm_quot,&r_asm_rem,d & 0xFFFF,d >> 16,s);\
+ if (r_quot != r_asm_quot || r_rem != r_asm_rem || M.x86.R_EFLG != flags) \
+ failed = true; \
+ if (failed || trace) { \
+ if (failed) \
+ printk("fail\n"); \
+ printk("0x%04X:0x%04X = %-15s(0x%08X,0x%04X), flags = %s -> %s\n", \
+ r_quot, r_rem, #name, d, s, print_flags(buf1,inflags), print_flags(buf2,M.x86.R_EFLG)); \
+ printk("0x%04X:0x%04X = %-15s(0x%08X,0x%04X), flags = %s -> %s\n", \
+ r_asm_quot, r_asm_rem, #name"_asm", d, s, print_flags(buf1,inflags), print_flags(buf2,flags)); \
+ } \
+ M.x86.R_EFLG = inflags = flags = def_flags | (ALL_FLAGS & ~F_OF); \
+ if (failed) \
+ break; \
+ } \
+ if (failed) \
+ break; \
+ } \
+ if (failed) \
+ break; \
+ } \
+ if (!failed) \
+ printk("passed\n"); \
+}
+
+#define VAL_LONG_DIV(name) \
+ printk("Validating %s ... ", #name); \
+{ \
+ u32 d,s; \
+ u32 r_quot,r_rem,r_asm_quot,r_asm_rem; \
+ u32 flags,inflags; \
+ int f,failed = false; \
+ char buf1[80],buf2[80]; \
+ for (d = 0; d < 0xFF000000; d += 0x1000000) { \
+ for (s = 0x100; s < 0xFF00; s += 0x100) { \
+ M.x86.R_EFLG = inflags = flags = def_flags; \
+ for (f = 0; f < 2; f++) { \
+ M.x86.intr = 0; \
+ M.x86.R_EAX = d; \
+ M.x86.R_EDX = 0; \
+ name(s); \
+ r_quot = M.x86.R_EAX; \
+ r_rem = M.x86.R_EDX; \
+ if (M.x86.intr & INTR_SYNCH) \
+ continue; \
+ name##_asm(&flags,&r_asm_quot,&r_asm_rem,d,0,s); \
+ if (r_quot != r_asm_quot || r_rem != r_asm_rem || M.x86.R_EFLG != flags) \
+ failed = true; \
+ if (failed || trace) { \
+ if (failed) \
+ printk("fail\n"); \
+ printk("0x%08X:0x%08X = %-15s(0x%08X:0x%08X,0x%08X), flags = %s -> %s\n", \
+ r_quot, r_rem, #name, 0, d, s, print_flags(buf1,inflags), print_flags(buf2,M.x86.R_EFLG)); \
+ printk("0x%08X:0x%08X = %-15s(0x%08X:0x%08X,0x%08X), flags = %s -> %s\n", \
+ r_asm_quot, r_asm_rem, #name"_asm", 0, d, s, print_flags(buf1,inflags), print_flags(buf2,flags)); \
+ } \
+ M.x86.R_EFLG = inflags = flags = def_flags | (ALL_FLAGS & ~F_OF); \
+ if (failed) \
+ break; \
+ } \
+ if (failed) \
+ break; \
+ } \
+ if (failed) \
+ break; \
+ } \
+ if (!failed) \
+ printk("passed\n"); \
+}
+
+void printk(const char *fmt, ...)
+{
+ va_list argptr;
+ va_start(argptr, fmt);
+ vfprintf(stdout, fmt, argptr);
+ fflush(stdout);
+ va_end(argptr);
+}
+
+char * print_flags(char *buf,ulong flags)
+{
+ char *separator = "";
+
+ buf[0] = 0;
+ if (flags & F_CF) {
+ strcat(buf,separator);
+ strcat(buf,"CF");
+ separator = ",";
+ }
+ if (flags & F_PF) {
+ strcat(buf,separator);
+ strcat(buf,"PF");
+ separator = ",";
+ }
+ if (flags & F_AF) {
+ strcat(buf,separator);
+ strcat(buf,"AF");
+ separator = ",";
+ }
+ if (flags & F_ZF) {
+ strcat(buf,separator);
+ strcat(buf,"ZF");
+ separator = ",";
+ }
+ if (flags & F_SF) {
+ strcat(buf,separator);
+ strcat(buf,"SF");
+ separator = ",";
+ }
+ if (flags & F_OF) {
+ strcat(buf,separator);
+ strcat(buf,"OF");
+ separator = ",";
+ }
+ if (separator[0] == 0)
+ strcpy(buf,"None");
+ return buf;
+}
+
+int main(int argc)
+{
+ ulong def_flags;
+ int trace = false;
+
+ if (argc > 1)
+ trace = true;
+ memset(&M, 0, sizeof(M));
+ def_flags = get_flags_asm() & ~ALL_FLAGS;
+
+ VAL_WORD_UNARY(aaa_word);
+ VAL_WORD_UNARY(aas_word);
+
+ VAL_WORD_UNARY(aad_word);
+ VAL_WORD_UNARY(aam_word);
+
+ VAL_BYTE_BYTE_BINARY(adc_byte);
+ VAL_WORD_WORD_BINARY(adc_word);
+ VAL_LONG_LONG_BINARY(adc_long);
+
+ VAL_BYTE_BYTE_BINARY(add_byte);
+ VAL_WORD_WORD_BINARY(add_word);
+ VAL_LONG_LONG_BINARY(add_long);
+
+ VAL_BYTE_BYTE_BINARY(and_byte);
+ VAL_WORD_WORD_BINARY(and_word);
+ VAL_LONG_LONG_BINARY(and_long);
+
+ VAL_BYTE_BYTE_BINARY(cmp_byte);
+ VAL_WORD_WORD_BINARY(cmp_word);
+ VAL_LONG_LONG_BINARY(cmp_long);
+
+ VAL_BYTE_UNARY(daa_byte);
+ VAL_BYTE_UNARY(das_byte); // Fails for 0x9A (out of range anyway)
+
+ VAL_BYTE_UNARY(dec_byte);
+ VAL_WORD_UNARY(dec_word);
+ VAL_LONG_UNARY(dec_long);
+
+ VAL_BYTE_UNARY(inc_byte);
+ VAL_WORD_UNARY(inc_word);
+ VAL_LONG_UNARY(inc_long);
+
+ VAL_BYTE_BYTE_BINARY(or_byte);
+ VAL_WORD_WORD_BINARY(or_word);
+ VAL_LONG_LONG_BINARY(or_long);
+
+ VAL_BYTE_UNARY(neg_byte);
+ VAL_WORD_UNARY(neg_word);
+ VAL_LONG_UNARY(neg_long);
+
+ VAL_BYTE_UNARY(not_byte);
+ VAL_WORD_UNARY(not_word);
+ VAL_LONG_UNARY(not_long);
+
+ VAL_BYTE_ROTATE(rcl_byte);
+ VAL_WORD_ROTATE(rcl_word);
+ VAL_LONG_ROTATE(rcl_long);
+
+ VAL_BYTE_ROTATE(rcr_byte);
+ VAL_WORD_ROTATE(rcr_word);
+ VAL_LONG_ROTATE(rcr_long);
+
+ VAL_BYTE_ROTATE(rol_byte);
+ VAL_WORD_ROTATE(rol_word);
+ VAL_LONG_ROTATE(rol_long);
+
+ VAL_BYTE_ROTATE(ror_byte);
+ VAL_WORD_ROTATE(ror_word);
+ VAL_LONG_ROTATE(ror_long);
+
+ VAL_BYTE_ROTATE(shl_byte);
+ VAL_WORD_ROTATE(shl_word);
+ VAL_LONG_ROTATE(shl_long);
+
+ VAL_BYTE_ROTATE(shr_byte);
+ VAL_WORD_ROTATE(shr_word);
+ VAL_LONG_ROTATE(shr_long);
+
+ VAL_BYTE_ROTATE(sar_byte);
+ VAL_WORD_ROTATE(sar_word);
+ VAL_LONG_ROTATE(sar_long);
+
+ VAL_WORD_ROTATE_DBL(shld_word);
+ VAL_LONG_ROTATE_DBL(shld_long);
+
+ VAL_WORD_ROTATE_DBL(shrd_word);
+ VAL_LONG_ROTATE_DBL(shrd_long);
+
+ VAL_BYTE_BYTE_BINARY(sbb_byte);
+ VAL_WORD_WORD_BINARY(sbb_word);
+ VAL_LONG_LONG_BINARY(sbb_long);
+
+ VAL_BYTE_BYTE_BINARY(sub_byte);
+ VAL_WORD_WORD_BINARY(sub_word);
+ VAL_LONG_LONG_BINARY(sub_long);
+
+ VAL_BYTE_BYTE_BINARY(xor_byte);
+ VAL_WORD_WORD_BINARY(xor_word);
+ VAL_LONG_LONG_BINARY(xor_long);
+
+ VAL_VOID_BYTE_BINARY(test_byte);
+ VAL_VOID_WORD_BINARY(test_word);
+ VAL_VOID_LONG_BINARY(test_long);
+
+ VAL_BYTE_MUL(imul_byte);
+ VAL_WORD_MUL(imul_word);
+ VAL_LONG_MUL(imul_long);
+
+ VAL_BYTE_MUL(mul_byte);
+ VAL_WORD_MUL(mul_word);
+ VAL_LONG_MUL(mul_long);
+
+ VAL_BYTE_DIV(idiv_byte);
+ VAL_WORD_DIV(idiv_word);
+ VAL_LONG_DIV(idiv_long);
+
+ VAL_BYTE_DIV(div_byte);
+ VAL_WORD_DIV(div_word);
+ VAL_LONG_DIV(div_long);
+
+ return 0;
+}
generated by cgit v1.2.3-70-g09d2 (git 2.51.2) at 2025-10-31 08:30:17 +0000