45 lines
1.7 KiB
Diff
45 lines
1.7 KiB
Diff
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From c914ae50df4dc2f2ab589c87c0cd2ce2f14d9639 Mon Sep 17 00:00:00 2001
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From: Aurelien Jarno <aurelien@aurel32.net>
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Date: Fri, 21 Sep 2012 18:20:26 +0200
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Subject: [PATCH] tcg/mips: use stack for TCG temps
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Use stack instead of temp_buf array in CPUState for TCG
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temps.
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Reviewed-by: Richard Henderson <rth@twiddle.net>
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Signed-off-by: Aurelien Jarno <aurelien@aurel32.net>
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Signed-off-by: Michael Roth <mdroth@linux.vnet.ibm.com>
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---
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tcg/mips/tcg-target.c | 10 ++++++----
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1 file changed, 6 insertions(+), 4 deletions(-)
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diff --git a/tcg/mips/tcg-target.c b/tcg/mips/tcg-target.c
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index 0ea6a76..c05169f 100644
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--- a/tcg/mips/tcg-target.c
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+++ b/tcg/mips/tcg-target.c
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@@ -1538,11 +1538,15 @@ static void tcg_target_qemu_prologue(TCGContext *s)
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{
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int i, frame_size;
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- /* reserve some stack space */
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+ /* reserve some stack space, also for TCG temps. */
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frame_size = ARRAY_SIZE(tcg_target_callee_save_regs) * 4
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- + TCG_STATIC_CALL_ARGS_SIZE;
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+ + TCG_STATIC_CALL_ARGS_SIZE
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+ + CPU_TEMP_BUF_NLONGS * sizeof(long);
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frame_size = (frame_size + TCG_TARGET_STACK_ALIGN - 1) &
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~(TCG_TARGET_STACK_ALIGN - 1);
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+ tcg_set_frame(s, TCG_REG_SP, ARRAY_SIZE(tcg_target_callee_save_regs) * 4
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+ + TCG_STATIC_CALL_ARGS_SIZE,
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+ CPU_TEMP_BUF_NLONGS * sizeof(long));
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/* TB prologue */
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tcg_out_addi(s, TCG_REG_SP, -frame_size);
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@@ -1597,6 +1601,4 @@ static void tcg_target_init(TCGContext *s)
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tcg_regset_set_reg(s->reserved_regs, TCG_REG_GP); /* global pointer */
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tcg_add_target_add_op_defs(mips_op_defs);
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- tcg_set_frame(s, TCG_AREG0, offsetof(CPUArchState, temp_buf),
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- CPU_TEMP_BUF_NLONGS * sizeof(long));
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}
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