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tcg/arm: fix div2/divu2 

When restoring register values, increase the stack register for skipped
values.

Signed-off-by: Aurelien Jarno <aurelien@aurel32.net>
Signed-off-by: Andrzej Zaborowski <andrew.zaborowski@intel.com>
This commit is contained in:
Aurelien Jarno 2010-03-02 20:19:18 +01:00 committed by Andrzej Zaborowski
parent c527ee8fc8
commit 6b6586131b
1 changed files with 24 additions and 6 deletions
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30
tcg/arm/tcg-target.c
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@ -851,23 +851,41 @@ static void tcg_out_div_helper(TCGContext *s, int cond, const TCGArg *args,
tcg_out_dat_reg(s, cond, ARITH_MOV, div_reg, 0, 8, SHIFT_IMM_LSL(0));
/* ldr r0, [sp], #4 */
if (rem_reg != 0 && div_reg != 0)
if (rem_reg != 0 && div_reg != 0) {
tcg_out32(s, (cond << 28) | 0x04bd0004);
} else {
tcg_out_dat_imm(s, cond, ARITH_ADD, 13, 13, 4);
}
/* ldr r1, [sp], #4 */
if (rem_reg != 1 && div_reg != 1)
if (rem_reg != 1 && div_reg != 1) {
tcg_out32(s, (cond << 28) | 0x04bd1004);
} else {
tcg_out_dat_imm(s, cond, ARITH_ADD, 13, 13, 4);
}
/* ldr r2, [sp], #4 */
if (rem_reg != 2 && div_reg != 2)
if (rem_reg != 2 && div_reg != 2) {
tcg_out32(s, (cond << 28) | 0x04bd2004);
} else {
tcg_out_dat_imm(s, cond, ARITH_ADD, 13, 13, 4);
}
/* ldr r3, [sp], #4 */
if (rem_reg != 3 && div_reg != 3)
if (rem_reg != 3 && div_reg != 3) {
tcg_out32(s, (cond << 28) | 0x04bd3004);
} else {
tcg_out_dat_imm(s, cond, ARITH_ADD, 13, 13, 4);
}
/* ldr ip, [sp], #4 */
if (rem_reg != 12 && div_reg != 12)
if (rem_reg != 12 && div_reg != 12) {
tcg_out32(s, (cond << 28) | 0x04bdc004);
} else {
tcg_out_dat_imm(s, cond, ARITH_ADD, 13, 13, 4);
}
/* ldr lr, [sp], #4 */
if (rem_reg != 14 && div_reg != 14)
if (rem_reg != 14 && div_reg != 14) {
tcg_out32(s, (cond << 28) | 0x04bde004);
} else {
tcg_out_dat_imm(s, cond, ARITH_ADD, 13, 13, 4);
}
}
#ifdef CONFIG_SOFTMMU