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Some instructions assume offsets are only 1-byte long. I don't think this

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is 100% correct. Therefore, insert some asserts so that would fail.
This commit is contained in:
gbeauche 2002-10-13 11:14:24 +00:00
parent aa6b264d21
commit 2cb7e02c9e
1 changed files with 9 additions and 0 deletions
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9
BasiliskII/src/uae_cpu/compiler/codegen_x86.cpp
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@ -1073,6 +1073,7 @@ LENDFUNC(NONE,READ,3,raw_cmov_l_rm,(W4 d, IMM mem, IMM cond))
LOWFUNC(NONE,READ,3,raw_mov_l_rR,(W4 d, R4 s, IMM offset)) LOWFUNC(NONE,READ,3,raw_mov_l_rR,(W4 d, R4 s, IMM offset))
{ {
Dif(!isbyte(offset)) abort();
emit_byte(0x8b); emit_byte(0x8b);
emit_byte(0x40+8*d+s); emit_byte(0x40+8*d+s);
emit_byte(offset); emit_byte(offset);
@ -1081,6 +1082,7 @@ LENDFUNC(NONE,READ,3,raw_mov_l_rR,(W4 d, R4 s, IMM offset))
LOWFUNC(NONE,READ,3,raw_mov_w_rR,(W2 d, R4 s, IMM offset)) LOWFUNC(NONE,READ,3,raw_mov_w_rR,(W2 d, R4 s, IMM offset))
{ {
Dif(!isbyte(offset)) abort();
emit_byte(0x66); emit_byte(0x66);
emit_byte(0x8b); emit_byte(0x8b);
emit_byte(0x40+8*d+s); emit_byte(0x40+8*d+s);
@ -1090,6 +1092,7 @@ LENDFUNC(NONE,READ,3,raw_mov_w_rR,(W2 d, R4 s, IMM offset))
LOWFUNC(NONE,READ,3,raw_mov_b_rR,(W1 d, R4 s, IMM offset)) LOWFUNC(NONE,READ,3,raw_mov_b_rR,(W1 d, R4 s, IMM offset))
{ {
Dif(!isbyte(offset)) abort();
emit_byte(0x8a); emit_byte(0x8a);
emit_byte(0x40+8*d+s); emit_byte(0x40+8*d+s);
emit_byte(offset); emit_byte(offset);
@ -1123,6 +1126,7 @@ LENDFUNC(NONE,READ,3,raw_mov_b_brR,(W1 d, R4 s, IMM offset))
LOWFUNC(NONE,WRITE,3,raw_mov_l_Ri,(R4 d, IMM i, IMM offset)) LOWFUNC(NONE,WRITE,3,raw_mov_l_Ri,(R4 d, IMM i, IMM offset))
{ {
Dif(!isbyte(offset)) abort();
emit_byte(0xc7); emit_byte(0xc7);
emit_byte(0x40+d); emit_byte(0x40+d);
emit_byte(offset); emit_byte(offset);
@ -1132,6 +1136,7 @@ LENDFUNC(NONE,WRITE,3,raw_mov_l_Ri,(R4 d, IMM i, IMM offset))
LOWFUNC(NONE,WRITE,3,raw_mov_w_Ri,(R4 d, IMM i, IMM offset)) LOWFUNC(NONE,WRITE,3,raw_mov_w_Ri,(R4 d, IMM i, IMM offset))
{ {
Dif(!isbyte(offset)) abort();
emit_byte(0x66); emit_byte(0x66);
emit_byte(0xc7); emit_byte(0xc7);
emit_byte(0x40+d); emit_byte(0x40+d);
@ -1142,6 +1147,7 @@ LENDFUNC(NONE,WRITE,3,raw_mov_w_Ri,(R4 d, IMM i, IMM offset))
LOWFUNC(NONE,WRITE,3,raw_mov_b_Ri,(R4 d, IMM i, IMM offset)) LOWFUNC(NONE,WRITE,3,raw_mov_b_Ri,(R4 d, IMM i, IMM offset))
{ {
Dif(!isbyte(offset)) abort();
emit_byte(0xc6); emit_byte(0xc6);
emit_byte(0x40+d); emit_byte(0x40+d);
emit_byte(offset); emit_byte(offset);
@ -1151,6 +1157,7 @@ LENDFUNC(NONE,WRITE,3,raw_mov_b_Ri,(R4 d, IMM i, IMM offset))
LOWFUNC(NONE,WRITE,3,raw_mov_l_Rr,(R4 d, R4 s, IMM offset)) LOWFUNC(NONE,WRITE,3,raw_mov_l_Rr,(R4 d, R4 s, IMM offset))
{ {
Dif(!isbyte(offset)) abort();
emit_byte(0x89); emit_byte(0x89);
emit_byte(0x40+8*s+d); emit_byte(0x40+8*s+d);
emit_byte(offset); emit_byte(offset);
@ -1159,6 +1166,7 @@ LENDFUNC(NONE,WRITE,3,raw_mov_l_Rr,(R4 d, R4 s, IMM offset))
LOWFUNC(NONE,WRITE,3,raw_mov_w_Rr,(R4 d, R2 s, IMM offset)) LOWFUNC(NONE,WRITE,3,raw_mov_w_Rr,(R4 d, R2 s, IMM offset))
{ {
Dif(!isbyte(offset)) abort();
emit_byte(0x66); emit_byte(0x66);
emit_byte(0x89); emit_byte(0x89);
emit_byte(0x40+8*s+d); emit_byte(0x40+8*s+d);
@ -1168,6 +1176,7 @@ LENDFUNC(NONE,WRITE,3,raw_mov_w_Rr,(R4 d, R2 s, IMM offset))
LOWFUNC(NONE,WRITE,3,raw_mov_b_Rr,(R4 d, R1 s, IMM offset)) LOWFUNC(NONE,WRITE,3,raw_mov_b_Rr,(R4 d, R1 s, IMM offset))
{ {
Dif(!isbyte(offset)) abort();
emit_byte(0x88); emit_byte(0x88);
emit_byte(0x40+8*s+d); emit_byte(0x40+8*s+d);
emit_byte(offset); emit_byte(offset);