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[Qemu-devel] [PATCH v6 12/20] tcg-arm: Use R12 for the tcg temporary
From: |
Richard Henderson |
Subject: |
[Qemu-devel] [PATCH v6 12/20] tcg-arm: Use R12 for the tcg temporary |
Date: |
Tue, 23 Apr 2013 13:46:44 -0700 |
R12 is call clobbered, while R8 is call saved. This change
gives tcg one more call saved register for real data.
Reviewed-by: Aurelien Jarno <address@hidden>
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 cc442b6..ff75379 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 v6 02/20] tcg: Log the contents of the prologue with -d out_asm, (continued)
- [Qemu-devel] [PATCH v6 02/20] tcg: Log the contents of the prologue with -d out_asm, Richard Henderson, 2013/04/23
- [Qemu-devel] [PATCH v6 03/20] tcg-arm: Use bic to implement and with constant, Richard Henderson, 2013/04/23
- [Qemu-devel] [PATCH v6 04/20] tcg-arm: Handle negated constant arguments to and/sub, Richard Henderson, 2013/04/23
- [Qemu-devel] [PATCH v6 05/20] tcg-arm: Allow constant first argument to sub, Richard Henderson, 2013/04/23
- [Qemu-devel] [PATCH v6 06/20] tcg-arm: Use tcg_out_dat_rIN for compares, Richard Henderson, 2013/04/23
- [Qemu-devel] [PATCH v6 08/20] tcg-arm: Improve constant generation, Richard Henderson, 2013/04/23
- [Qemu-devel] [PATCH v6 07/20] tcg-arm: Handle constant arguments to add2/sub2, Richard Henderson, 2013/04/23
- [Qemu-devel] [PATCH v6 09/20] tcg-arm: Implement deposit for armv7, Richard Henderson, 2013/04/23
- [Qemu-devel] [PATCH v6 10/20] tcg-arm: Implement division instructions, Richard Henderson, 2013/04/23
- [Qemu-devel] [PATCH v6 12/20] tcg-arm: Use R12 for the tcg temporary,
Richard Henderson <=
- [Qemu-devel] [PATCH v6 11/20] tcg-arm: Use TCG_REG_TMP name for the tcg temporary, Richard Henderson, 2013/04/23
- [Qemu-devel] [PATCH v6 13/20] tcg-arm: Cleanup multiply subroutines, Richard Henderson, 2013/04/23
- [Qemu-devel] [PATCH v6 14/20] tcg-arm: Cleanup most primitive load store subroutines, Richard Henderson, 2013/04/23
- [Qemu-devel] [PATCH v6 15/20] tcg-arm: Split out tcg_out_tlb_read, Richard Henderson, 2013/04/23
- [Qemu-devel] [PATCH v6 17/20] tcg-arm: Delete the 'S' constraint, Richard Henderson, 2013/04/23
- [Qemu-devel] [PATCH v6 16/20] tcg-arm: Improve scheduling of tcg_out_tlb_read, Richard Henderson, 2013/04/23
- [Qemu-devel] [PATCH v6 18/20] tcg-arm: Use movi32 + blx for calls on v7, Richard Henderson, 2013/04/23
- [Qemu-devel] [PATCH v6 20/20] tcg-arm: Remove long jump from tcg_out_goto_label, Richard Henderson, 2013/04/23