From: Richard Henderson <richard.henderson@linaro.org>
To: qemu-devel@nongnu.org
Cc: f4bug@amsat.org
Subject: [PATCH v4 04/12] tcg/mips: Move TCG_GUEST_BASE_REG to S7
Date: Fri, 7 Jan 2022 22:36:36 -0800 [thread overview]
Message-ID: <20220108063644.478043-5-richard.henderson@linaro.org> (raw)
In-Reply-To: <20220108063644.478043-1-richard.henderson@linaro.org>
No functional change; just moving the saved reserved regs to the end.
Reviewed-by: Philippe Mathieu-Daudé <f4bug@amsat.org>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
---
tcg/mips/tcg-target.c.inc | 4 ++--
1 file changed, 2 insertions(+), 2 deletions(-)
diff --git a/tcg/mips/tcg-target.c.inc b/tcg/mips/tcg-target.c.inc
index 5702a6ad92..1bfe6aea0e 100644
--- a/tcg/mips/tcg-target.c.inc
+++ b/tcg/mips/tcg-target.c.inc
@@ -86,7 +86,7 @@ static const char * const tcg_target_reg_names[TCG_TARGET_NB_REGS] = {
#define TCG_TMP3 TCG_REG_T7
#ifndef CONFIG_SOFTMMU
-#define TCG_GUEST_BASE_REG TCG_REG_S1
+#define TCG_GUEST_BASE_REG TCG_REG_S7
#endif
/* check if we really need so many registers :P */
@@ -2555,7 +2555,7 @@ static const int tcg_target_callee_save_regs[] = {
TCG_REG_S4,
TCG_REG_S5,
TCG_REG_S6,
- TCG_REG_S7,
+ TCG_REG_S7, /* used for guest_base */
TCG_REG_S8, /* used for the global env (TCG_AREG0) */
TCG_REG_RA, /* should be last for ABI compliance */
};
--
2.25.1
next prev parent reply other threads:[~2022-01-08 7:59 UTC|newest]
Thread overview: 14+ messages / expand[flat|nested] mbox.gz Atom feed top
2022-01-08 6:36 [PATCH v4 00/12] tcg/mips: Unaligned access and other cleanup Richard Henderson
2022-01-08 6:36 ` [PATCH v4 01/12] tcg/mips: Support unaligned access for user-only Richard Henderson
2022-01-08 6:36 ` [PATCH v4 02/12] tcg/mips: Support unaligned access for softmmu Richard Henderson
2022-01-08 6:36 ` [PATCH v4 03/12] tcg/mips: Move TCG_AREG0 to S8 Richard Henderson
2022-01-08 6:36 ` Richard Henderson [this message]
2022-01-08 6:36 ` [PATCH v4 05/12] tcg/mips: Unify TCG_GUEST_BASE_REG tests Richard Henderson
2022-01-08 9:20 ` Philippe Mathieu-Daudé
2022-01-08 6:36 ` [PATCH v4 06/12] tcg/mips: Create and use TCG_REG_TB Richard Henderson
2022-01-08 6:36 ` [PATCH v4 07/12] tcg/mips: Split out tcg_out_movi_one Richard Henderson
2022-01-08 6:36 ` [PATCH v4 08/12] tcg/mips: Split out tcg_out_movi_two Richard Henderson
2022-01-08 6:36 ` [PATCH v4 09/12] tcg/mips: Use the constant pool for 64-bit constants Richard Henderson
2022-01-08 6:36 ` [PATCH v4 10/12] tcg/mips: Aggressively use the constant pool for n64 calls Richard Henderson
2022-01-08 6:36 ` [PATCH v4 11/12] tcg/mips: Try tb-relative addresses in tcg_out_movi Richard Henderson
2022-01-08 6:36 ` [PATCH v4 12/12] tcg/mips: Try three insns with shift and add " Richard Henderson
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