|
 |
fa00e1e |
From 4818ab7f1cad3d14e933f3bf5781ba3d5d1373a7 Mon Sep 17 00:00:00 2001
|
|
|
5544c1b |
From: Aurelien Jarno <aurelien@aurel32.net>
|
|
|
5544c1b |
Date: Fri, 21 Sep 2012 18:20:26 +0200
|
|
|
5544c1b |
Subject: [PATCH] tcg/mips: don't use global pointer
|
|
|
5544c1b |
|
|
|
5544c1b |
Don't use the global pointer in TCG, in case helpers try access global
|
|
|
5544c1b |
variables.
|
|
|
5544c1b |
|
|
|
5544c1b |
Signed-off-by: Aurelien Jarno <aurelien@aurel32.net>
|
|
|
5544c1b |
Signed-off-by: Michael Roth <mdroth@linux.vnet.ibm.com>
|
|
|
5544c1b |
---
|
|
|
5544c1b |
tcg/mips/tcg-target.c | 2 +-
|
|
|
5544c1b |
1 file changed, 1 insertion(+), 1 deletion(-)
|
|
|
5544c1b |
|
|
|
5544c1b |
diff --git a/tcg/mips/tcg-target.c b/tcg/mips/tcg-target.c
|
|
|
5544c1b |
index 8b38f98..0ea6a76 100644
|
|
|
5544c1b |
--- a/tcg/mips/tcg-target.c
|
|
|
5544c1b |
+++ b/tcg/mips/tcg-target.c
|
|
|
5544c1b |
@@ -1529,7 +1529,6 @@ static int tcg_target_callee_save_regs[] = {
|
|
|
5544c1b |
TCG_REG_S5,
|
|
|
5544c1b |
TCG_REG_S6,
|
|
|
5544c1b |
TCG_REG_S7,
|
|
|
5544c1b |
- TCG_REG_GP,
|
|
|
5544c1b |
TCG_REG_FP,
|
|
|
5544c1b |
TCG_REG_RA, /* should be last for ABI compliance */
|
|
|
5544c1b |
};
|
|
|
5544c1b |
@@ -1595,6 +1594,7 @@ static void tcg_target_init(TCGContext *s)
|
|
|
5544c1b |
tcg_regset_set_reg(s->reserved_regs, TCG_REG_T0); /* internal use */
|
|
|
5544c1b |
tcg_regset_set_reg(s->reserved_regs, TCG_REG_RA); /* return address */
|
|
|
5544c1b |
tcg_regset_set_reg(s->reserved_regs, TCG_REG_SP); /* stack pointer */
|
|
|
5544c1b |
+ tcg_regset_set_reg(s->reserved_regs, TCG_REG_GP); /* global pointer */
|
|
|
5544c1b |
|
|
|
5544c1b |
tcg_add_target_add_op_defs(mips_op_defs);
|
|
|
5544c1b |
tcg_set_frame(s, TCG_AREG0, offsetof(CPUArchState, temp_buf),
|