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[Qemu-devel] [PATCH 04/62] tcg-s390: Fix tcg_prepare_qemu_ldst for user
From: |
Richard Henderson |
Subject: |
[Qemu-devel] [PATCH 04/62] tcg-s390: Fix tcg_prepare_qemu_ldst for user mode. |
Date: |
Thu, 27 May 2010 13:45:46 -0700 |
This isn't the most efficient way to implement user
memory accesses, but it's the minimal change to fix
the compilation error.
Signed-off-by: Richard Henderson <address@hidden>
---
tcg/s390/tcg-target.c | 8 +++++++-
1 files changed, 7 insertions(+), 1 deletions(-)
diff --git a/tcg/s390/tcg-target.c b/tcg/s390/tcg-target.c
index 9ab1d96..f0013e7 100644
--- a/tcg/s390/tcg-target.c
+++ b/tcg/s390/tcg-target.c
@@ -418,8 +418,14 @@ static void tcg_prepare_qemu_ldst(TCGContext* s, int
data_reg, int addr_reg,
int mem_index, int opc,
uint16_t **label2_ptr_p, int is_store)
{
+ int arg0 = TCG_REG_R2;
+
/* user mode, no address translation required */
- *arg0 = addr_reg;
+ if (TARGET_LONG_BITS == 32) {
+ tcg_out_b9(s, B9_LLGFR, arg0, addr_reg);
+ } else {
+ tcg_out_b9(s, B9_LGR, arg0, addr_reg);
+ }
}
static void tcg_finish_qemu_ldst(TCGContext* s, uint16_t *label2_ptr)
--
1.7.0.1
- [Qemu-devel] [PATCH 00/62] s390x tcg target, Richard Henderson, 2010/05/27
- [Qemu-devel] [PATCH 02/62] add lost chunks from the original patch, Richard Henderson, 2010/05/27
- [Qemu-devel] [PATCH 03/62] tcg-s390: Only validate CPUTLBEntry for system mode., Richard Henderson, 2010/05/27
- [Qemu-devel] [PATCH 04/62] tcg-s390: Fix tcg_prepare_qemu_ldst for user mode.,
Richard Henderson <=
- [Qemu-devel] [PATCH 01/62] S390 TCG target, Richard Henderson, 2010/05/27
- [Qemu-devel] [PATCH 06/62] s390x: Avoid _llseek., Richard Henderson, 2010/05/27
- [Qemu-devel] [PATCH 05/62] tcg-s390: Move opcode defines to tcg-target.c., Richard Henderson, 2010/05/27
- [Qemu-devel] [PATCH 07/62] s390x: Don't use a linker script for user-only., Richard Henderson, 2010/05/27
- [Qemu-devel] [PATCH 08/62] tcg-s390: Avoid set-but-not-used werrors., Richard Henderson, 2010/05/27
- [Qemu-devel] [PATCH 09/62] tcg-s390: Mark R0 & R15 reserved., Richard Henderson, 2010/05/27
- [Qemu-devel] [PATCH 11/62] tcg-s390: Move tcg_out_mov up and use it throughout., Richard Henderson, 2010/05/27
- [Qemu-devel] [PATCH 12/62] tcg-s390: Eliminate the S constraint., Richard Henderson, 2010/05/27
- [Qemu-devel] [PATCH 10/62] tcg-s390: R6 is a function argument register, Richard Henderson, 2010/05/27
- [Qemu-devel] [PATCH 14/62] tcg-s390: Define tcg_target_reg_names., Richard Henderson, 2010/05/27