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[Qemu-devel] [PATCH v5 12/19] tcg-arm: Use R12 for the tcg temporary
From: |
Richard Henderson |
Subject: |
[Qemu-devel] [PATCH v5 12/19] tcg-arm: Use R12 for the tcg temporary |
Date: |
Sun, 31 Mar 2013 15:34:58 -0700 |
R12 is call clobbered, while R8 is call saved. This change
gives tcg one more call saved register for real data.
Signed-off-by: Richard Henderson <address@hidden>
---
tcg/arm/tcg-target.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/tcg/arm/tcg-target.c b/tcg/arm/tcg-target.c
index b62d9f6..6e1a4b5 100644
--- a/tcg/arm/tcg-target.c
+++ b/tcg/arm/tcg-target.c
@@ -113,7 +113,7 @@ static const int tcg_target_call_oarg_regs[2] = {
TCG_REG_R0, TCG_REG_R1
};
-#define TCG_REG_TMP TCG_REG_R8
+#define TCG_REG_TMP TCG_REG_R12
static inline void reloc_abs32(void *code_ptr, tcg_target_long target)
{
--
1.8.1.4
- [Qemu-devel] [PATCH v5 01/19] tcg-arm: Fix local stack frame, (continued)
- [Qemu-devel] [PATCH v5 01/19] tcg-arm: Fix local stack frame, Richard Henderson, 2013/03/31
- [Qemu-devel] [PATCH v5 02/19] tcg: Log the contents of the prologue with -d out_asm, Richard Henderson, 2013/03/31
- [Qemu-devel] [PATCH v5 04/19] tcg-arm: Handle negated constant arguments to and/sub, Richard Henderson, 2013/03/31
- [Qemu-devel] [PATCH v5 03/19] tcg-arm: Use bic to implement and with constant, Richard Henderson, 2013/03/31
- [Qemu-devel] [PATCH v5 05/19] tcg-arm: Allow constant first argument to sub, Richard Henderson, 2013/03/31
- [Qemu-devel] [PATCH v5 06/19] tcg-arm: Use tcg_out_dat_rIN for compares, Richard Henderson, 2013/03/31
- [Qemu-devel] [PATCH v5 08/19] tcg-arm: Improve constant generation, Richard Henderson, 2013/03/31
- [Qemu-devel] [PATCH v5 07/19] tcg-arm: Handle constant arguments to add2/sub2, Richard Henderson, 2013/03/31
- [Qemu-devel] [PATCH v5 09/19] tcg-arm: Implement deposit for armv7, Richard Henderson, 2013/03/31
- [Qemu-devel] [PATCH v5 10/19] tcg-arm: Implement division instructions, Richard Henderson, 2013/03/31
- [Qemu-devel] [PATCH v5 12/19] tcg-arm: Use R12 for the tcg temporary,
Richard Henderson <=
- [Qemu-devel] [PATCH v5 11/19] tcg-arm: Use TCG_REG_TMP name for the tcg temporary, Richard Henderson, 2013/03/31
- [Qemu-devel] [PATCH v5 13/19] tcg-arm: Cleanup multiply subroutines, Richard Henderson, 2013/03/31
- [Qemu-devel] [PATCH v5 15/19] tcg-arm: Split out tcg_out_tlb_read, Richard Henderson, 2013/03/31
- [Qemu-devel] [PATCH v5 17/19] tcg-arm: Use movi32 + blx for calls on v7, Richard Henderson, 2013/03/31
- [Qemu-devel] [PATCH v5 14/19] tcg-arm: Cleanup most primitive load store subroutines, Richard Henderson, 2013/03/31
- [Qemu-devel] [PATCH v5 16/19] tcg-arm: Improve scheduling of tcg_out_tlb_read, Richard Henderson, 2013/03/31
- [Qemu-devel] [PATCH v5 18/19] tcg-arm: Convert to CONFIG_QEMU_LDST_OPTIMIZATION, Richard Henderson, 2013/03/31
- [Qemu-devel] [PATCH v5 19/19] tcg-arm: Tidy exit_tb, Richard Henderson, 2013/03/31